From 72782e920325808bbc58fc2344fc52033479b627 Mon Sep 17 00:00:00 2001 From: Bernard Xiong Date: Tue, 8 Jan 2013 05:05:02 -0800 Subject: convert end of line --- libcpu/ppc/common/ptrace.h | 200 +-- libcpu/ppc/common/stack.c | 176 +- libcpu/ppc/ppc405/cache.h | 46 +- libcpu/ppc/ppc405/context.h | 96 +- libcpu/ppc/ppc405/context_gcc.S | 420 ++--- libcpu/ppc/ppc405/include/asm/ppc405.h | 1960 +++++++++++----------- libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h | 122 +- libcpu/ppc/ppc405/include/asm/ppc4xx.h | 268 +-- libcpu/ppc/ppc405/include/asm/ppc_defs.h | 146 +- libcpu/ppc/ppc405/include/asm/processor.h | 2476 ++++++++++++++-------------- libcpu/ppc/ppc405/include/asm/ptrace.h | 214 +-- libcpu/ppc/ppc405/include/asm/types.h | 148 +- libcpu/ppc/ppc405/include/config.h | 116 +- libcpu/ppc/ppc405/interrupt.c | 266 +-- libcpu/ppc/ppc405/io.h | 186 +-- libcpu/ppc/ppc405/serial.c | 638 +++---- libcpu/ppc/ppc405/traps.c | 416 ++--- 17 files changed, 3947 insertions(+), 3947 deletions(-) (limited to 'libcpu/ppc') diff --git a/libcpu/ppc/common/ptrace.h b/libcpu/ppc/common/ptrace.h index 860d1a7c60..d60e7fdcef 100644 --- a/libcpu/ppc/common/ptrace.h +++ b/libcpu/ppc/common/ptrace.h @@ -1,100 +1,100 @@ -#ifndef _PPC_PTRACE_H -#define _PPC_PTRACE_H - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - * - * this should only contain volatile regs - * since we can keep non-volatile in the thread_struct - * should set this up when only volatiles are saved - * by intr code. - * - * Since this is going on the stack, *CARE MUST BE TAKEN* to insure - * that the overall structure is a multiple of 16 bytes in length. - * - * Note that the offsets of the fields in this struct correspond with - * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c. - */ - -#ifndef __ASSEMBLY__ -#define PPC_REG unsigned long - -struct pt_regs { - PPC_REG gpr[32]; - PPC_REG nip; - PPC_REG msr; - PPC_REG orig_gpr3; /* Used for restarting system calls */ - PPC_REG ctr; - PPC_REG link; - PPC_REG xer; - PPC_REG ccr; - PPC_REG mq; /* 601 only (not used at present) */ - /* Used on APUS to hold IPL value. */ - PPC_REG trap; /* Reason for being here */ - PPC_REG dar; /* Fault registers */ - PPC_REG dsisr; - PPC_REG result; /* Result of a system call */ -}__attribute__((packed)) CELL_STACK_FRAME_t; -#endif - -#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ - -/* Size of stack frame allocated when calling signal handler. */ -#define __SIGNAL_FRAMESIZE 64 - -#define instruction_pointer(regs) ((regs)->nip) -#define user_mode(regs) (((regs)->msr & MSR_PR) != 0) - -/* - * Offsets used by 'ptrace' system call interface. - * These can't be changed without breaking binary compatibility - * with MkLinux, etc. - */ -#define PT_R0 0 -#define PT_R1 1 -#define PT_R2 2 -#define PT_R3 3 -#define PT_R4 4 -#define PT_R5 5 -#define PT_R6 6 -#define PT_R7 7 -#define PT_R8 8 -#define PT_R9 9 -#define PT_R10 10 -#define PT_R11 11 -#define PT_R12 12 -#define PT_R13 13 -#define PT_R14 14 -#define PT_R15 15 -#define PT_R16 16 -#define PT_R17 17 -#define PT_R18 18 -#define PT_R19 19 -#define PT_R20 20 -#define PT_R21 21 -#define PT_R22 22 -#define PT_R23 23 -#define PT_R24 24 -#define PT_R25 25 -#define PT_R26 26 -#define PT_R27 27 -#define PT_R28 28 -#define PT_R29 29 -#define PT_R30 30 -#define PT_R31 31 - -#define PT_NIP 32 -#define PT_MSR 33 -#define PT_ORIG_R3 34 -#define PT_CTR 35 -#define PT_LNK 36 -#define PT_XER 37 -#define PT_CCR 38 -#define PT_MQ 39 - -#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */ -#define PT_FPR31 (PT_FPR0 + 2*31) -#define PT_FPSCR (PT_FPR0 + 2*32 + 1) - -#endif +#ifndef _PPC_PTRACE_H +#define _PPC_PTRACE_H + +/* + * This struct defines the way the registers are stored on the + * kernel stack during a system call or other kernel entry. + * + * this should only contain volatile regs + * since we can keep non-volatile in the thread_struct + * should set this up when only volatiles are saved + * by intr code. + * + * Since this is going on the stack, *CARE MUST BE TAKEN* to insure + * that the overall structure is a multiple of 16 bytes in length. + * + * Note that the offsets of the fields in this struct correspond with + * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c. + */ + +#ifndef __ASSEMBLY__ +#define PPC_REG unsigned long + +struct pt_regs { + PPC_REG gpr[32]; + PPC_REG nip; + PPC_REG msr; + PPC_REG orig_gpr3; /* Used for restarting system calls */ + PPC_REG ctr; + PPC_REG link; + PPC_REG xer; + PPC_REG ccr; + PPC_REG mq; /* 601 only (not used at present) */ + /* Used on APUS to hold IPL value. */ + PPC_REG trap; /* Reason for being here */ + PPC_REG dar; /* Fault registers */ + PPC_REG dsisr; + PPC_REG result; /* Result of a system call */ +}__attribute__((packed)) CELL_STACK_FRAME_t; +#endif + +#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ + +/* Size of stack frame allocated when calling signal handler. */ +#define __SIGNAL_FRAMESIZE 64 + +#define instruction_pointer(regs) ((regs)->nip) +#define user_mode(regs) (((regs)->msr & MSR_PR) != 0) + +/* + * Offsets used by 'ptrace' system call interface. + * These can't be changed without breaking binary compatibility + * with MkLinux, etc. + */ +#define PT_R0 0 +#define PT_R1 1 +#define PT_R2 2 +#define PT_R3 3 +#define PT_R4 4 +#define PT_R5 5 +#define PT_R6 6 +#define PT_R7 7 +#define PT_R8 8 +#define PT_R9 9 +#define PT_R10 10 +#define PT_R11 11 +#define PT_R12 12 +#define PT_R13 13 +#define PT_R14 14 +#define PT_R15 15 +#define PT_R16 16 +#define PT_R17 17 +#define PT_R18 18 +#define PT_R19 19 +#define PT_R20 20 +#define PT_R21 21 +#define PT_R22 22 +#define PT_R23 23 +#define PT_R24 24 +#define PT_R25 25 +#define PT_R26 26 +#define PT_R27 27 +#define PT_R28 28 +#define PT_R29 29 +#define PT_R30 30 +#define PT_R31 31 + +#define PT_NIP 32 +#define PT_MSR 33 +#define PT_ORIG_R3 34 +#define PT_CTR 35 +#define PT_LNK 36 +#define PT_XER 37 +#define PT_CCR 38 +#define PT_MQ 39 + +#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */ +#define PT_FPR31 (PT_FPR0 + 2*31) +#define PT_FPSCR (PT_FPR0 + 2*32 + 1) + +#endif diff --git a/libcpu/ppc/common/stack.c b/libcpu/ppc/common/stack.c index 05ae5abb80..570e9ba046 100644 --- a/libcpu/ppc/common/stack.c +++ b/libcpu/ppc/common/stack.c @@ -1,88 +1,88 @@ -/* - * File : stack.c - * This file is part of RT-Thread RTOS - * COPYRIGHT (C) 2006-2011, RT-Thread Development Team - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rt-thread.org/license/LICENSE - * - * Change Logs: - * Date Author Notes - * 2011-02-14 Fred first implementation for - */ - -#include - -/** - * @addtogroup PowerPC - */ -/*@{*/ - -/** - * This function will initialize thread stack - * - * @param tentry the entry of thread - * @param parameter the parameter of entry - * @param stack_addr the beginning stack address - * @param texit the function will be called when thread exit - * - * @return stack address - */ -rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, - rt_uint8_t *stack_addr, void *texit) -{ - unsigned long *stk; - rt_uint32_t msr; - - __asm__ __volatile__("mfmsr %0\n" : "=r" (msr)); - msr |= 0x00028000; - - stk = (unsigned long *)stack_addr; - --stk; - *(--stk) = msr; /* srr0: machine status register */ - *(--stk) = (rt_uint32_t)tentry; /* srr1: entry point */ - *(--stk) = (rt_uint32_t)texit; /* lr: link register */ - *(--stk) = 0x0F0F0F0F; /* ctr: counter register */ - *(--stk) = 0x0F0F0F0F; /* xer: fixed-point exception register */ - *(--stk) = 0x0F0F0F0F; /* cr : condition register */ - *(--stk) = 0x00; /* usprg0 */ - - *(--stk) = 0x31; /* r31 */ - *(--stk) = 0x30; /* r30 */ - *(--stk) = 0x29; /* r29 */ - *(--stk) = 0x28; /* r28 */ - *(--stk) = 0x27; /* r27 */ - *(--stk) = 0x26; /* r26 */ - *(--stk) = 0x25; /* r25 */ - *(--stk) = 0x24; /* r24 */ - *(--stk) = 0x23; /* r23 */ - *(--stk) = 0x22; /* r22 */ - *(--stk) = 0x21; /* r21 */ - *(--stk) = 0x20; /* r20 */ - *(--stk) = 0x19; /* r19 */ - *(--stk) = 0x18; /* r18 */ - *(--stk) = 0x17; /* r17 */ - *(--stk) = 0x16; /* r16 */ - *(--stk) = 0x15; /* r15 */ - *(--stk) = 0x14; /* r14 */ - *(--stk) = 0x13; /* r13: thread id */ - *(--stk) = 0x12; /* r12 */ - *(--stk) = 0x11; /* r11 */ - *(--stk) = 0x10; /* r10 */ - *(--stk) = 0x09; /* r09 */ - *(--stk) = 0x08; /* r08 */ - *(--stk) = 0x07; /* r07 */ - *(--stk) = 0x06; /* r06 */ - *(--stk) = 0x05; /* r05 */ - *(--stk) = 0x04; /* r04 */ - *(--stk) = (rt_uint32_t)parameter; /* r03: parameter and return */ - *(--stk) = 0x02; /* r02: toc */ - /* r01: sp */ - *(--stk) = 0x0; /* r00 */ - - /* return task's current stack address */ - return (rt_uint8_t *)stk; -} - -/*@}*/ +/* + * File : stack.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006-2011, RT-Thread Development Team + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rt-thread.org/license/LICENSE + * + * Change Logs: + * Date Author Notes + * 2011-02-14 Fred first implementation for + */ + +#include + +/** + * @addtogroup PowerPC + */ +/*@{*/ + +/** + * This function will initialize thread stack + * + * @param tentry the entry of thread + * @param parameter the parameter of entry + * @param stack_addr the beginning stack address + * @param texit the function will be called when thread exit + * + * @return stack address + */ +rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, + rt_uint8_t *stack_addr, void *texit) +{ + unsigned long *stk; + rt_uint32_t msr; + + __asm__ __volatile__("mfmsr %0\n" : "=r" (msr)); + msr |= 0x00028000; + + stk = (unsigned long *)stack_addr; + --stk; + *(--stk) = msr; /* srr0: machine status register */ + *(--stk) = (rt_uint32_t)tentry; /* srr1: entry point */ + *(--stk) = (rt_uint32_t)texit; /* lr: link register */ + *(--stk) = 0x0F0F0F0F; /* ctr: counter register */ + *(--stk) = 0x0F0F0F0F; /* xer: fixed-point exception register */ + *(--stk) = 0x0F0F0F0F; /* cr : condition register */ + *(--stk) = 0x00; /* usprg0 */ + + *(--stk) = 0x31; /* r31 */ + *(--stk) = 0x30; /* r30 */ + *(--stk) = 0x29; /* r29 */ + *(--stk) = 0x28; /* r28 */ + *(--stk) = 0x27; /* r27 */ + *(--stk) = 0x26; /* r26 */ + *(--stk) = 0x25; /* r25 */ + *(--stk) = 0x24; /* r24 */ + *(--stk) = 0x23; /* r23 */ + *(--stk) = 0x22; /* r22 */ + *(--stk) = 0x21; /* r21 */ + *(--stk) = 0x20; /* r20 */ + *(--stk) = 0x19; /* r19 */ + *(--stk) = 0x18; /* r18 */ + *(--stk) = 0x17; /* r17 */ + *(--stk) = 0x16; /* r16 */ + *(--stk) = 0x15; /* r15 */ + *(--stk) = 0x14; /* r14 */ + *(--stk) = 0x13; /* r13: thread id */ + *(--stk) = 0x12; /* r12 */ + *(--stk) = 0x11; /* r11 */ + *(--stk) = 0x10; /* r10 */ + *(--stk) = 0x09; /* r09 */ + *(--stk) = 0x08; /* r08 */ + *(--stk) = 0x07; /* r07 */ + *(--stk) = 0x06; /* r06 */ + *(--stk) = 0x05; /* r05 */ + *(--stk) = 0x04; /* r04 */ + *(--stk) = (rt_uint32_t)parameter; /* r03: parameter and return */ + *(--stk) = 0x02; /* r02: toc */ + /* r01: sp */ + *(--stk) = 0x0; /* r00 */ + + /* return task's current stack address */ + return (rt_uint8_t *)stk; +} + +/*@}*/ diff --git a/libcpu/ppc/ppc405/cache.h b/libcpu/ppc/ppc405/cache.h index 8157591373..930124547b 100644 --- a/libcpu/ppc/ppc405/cache.h +++ b/libcpu/ppc/ppc405/cache.h @@ -1,23 +1,23 @@ -#ifndef __CACHE_H__ -#define __CACHE_H__ - -#include - -#if !defined(__ASSEMBLY__) -void flush_dcache_range(unsigned long start, unsigned long stop); -void clean_dcache_range(unsigned long start, unsigned long stop); -void invalidate_dcache_range(unsigned long start, unsigned long stop); -void flush_dcache(void); -void invalidate_dcache(void); -void invalidate_icache(void); - -void icache_enable(void); -void icache_disable(void); -unsigned long icache_status(void); - -void dcache_enable(void); -void dcache_disable(void); -unsigned long dcache_status(void); -#endif - -#endif +#ifndef __CACHE_H__ +#define __CACHE_H__ + +#include + +#if !defined(__ASSEMBLY__) +void flush_dcache_range(unsigned long start, unsigned long stop); +void clean_dcache_range(unsigned long start, unsigned long stop); +void invalidate_dcache_range(unsigned long start, unsigned long stop); +void flush_dcache(void); +void invalidate_dcache(void); +void invalidate_icache(void); + +void icache_enable(void); +void icache_disable(void); +unsigned long icache_status(void); + +void dcache_enable(void); +void dcache_disable(void); +unsigned long dcache_status(void); +#endif + +#endif diff --git a/libcpu/ppc/ppc405/context.h b/libcpu/ppc/ppc405/context.h index 54dadbc215..8b4d55d698 100644 --- a/libcpu/ppc/ppc405/context.h +++ b/libcpu/ppc/ppc405/context.h @@ -1,48 +1,48 @@ -#ifndef __CONTEXT_H__ -#define __CONTEXT_H__ - -#define MSR_ME (1<<12) /* Machine Check Enable */ -#define MSR_EE (1<<15) /* External Interrupt Enable */ -#define MSR_CE (1<<17) /* Critical Interrupt Enable */ - -#define GPR0 0 -#define GPR2 4 -#define GPR3 8 -#define GPR4 12 -#define GPR5 16 -#define GPR6 20 -#define GPR7 24 -#define GPR8 28 -#define GPR9 32 -#define GPR10 36 -#define GPR11 40 -#define GPR12 44 -#define GPR13 48 -#define GPR14 52 -#define GPR15 56 -#define GPR16 60 -#define GPR17 64 -#define GPR18 68 -#define GPR19 72 -#define GPR20 76 -#define GPR21 80 -#define GPR22 84 -#define GPR23 88 -#define GPR24 92 -#define GPR25 96 -#define GPR26 100 -#define GPR27 104 -#define GPR28 108 -#define GPR29 112 -#define GPR30 116 -#define GPR31 120 -#define USPRG0 (GPR31 + 4) -#define CR (USPRG0 + 4) -#define XER (CR + 4) -#define CTR (XER + 4) -#define LR (CTR + 4) -#define SRR0 (LR + 4) -#define SRR1 (SRR0 + 4) -#define STACK_FRAME_SIZE (SRR1 + 4) - -#endif +#ifndef __CONTEXT_H__ +#define __CONTEXT_H__ + +#define MSR_ME (1<<12) /* Machine Check Enable */ +#define MSR_EE (1<<15) /* External Interrupt Enable */ +#define MSR_CE (1<<17) /* Critical Interrupt Enable */ + +#define GPR0 0 +#define GPR2 4 +#define GPR3 8 +#define GPR4 12 +#define GPR5 16 +#define GPR6 20 +#define GPR7 24 +#define GPR8 28 +#define GPR9 32 +#define GPR10 36 +#define GPR11 40 +#define GPR12 44 +#define GPR13 48 +#define GPR14 52 +#define GPR15 56 +#define GPR16 60 +#define GPR17 64 +#define GPR18 68 +#define GPR19 72 +#define GPR20 76 +#define GPR21 80 +#define GPR22 84 +#define GPR23 88 +#define GPR24 92 +#define GPR25 96 +#define GPR26 100 +#define GPR27 104 +#define GPR28 108 +#define GPR29 112 +#define GPR30 116 +#define GPR31 120 +#define USPRG0 (GPR31 + 4) +#define CR (USPRG0 + 4) +#define XER (CR + 4) +#define CTR (XER + 4) +#define LR (CTR + 4) +#define SRR0 (LR + 4) +#define SRR1 (SRR0 + 4) +#define STACK_FRAME_SIZE (SRR1 + 4) + +#endif diff --git a/libcpu/ppc/ppc405/context_gcc.S b/libcpu/ppc/ppc405/context_gcc.S index e43f96d801..f6a53dce3d 100644 --- a/libcpu/ppc/ppc405/context_gcc.S +++ b/libcpu/ppc/ppc405/context_gcc.S @@ -1,210 +1,210 @@ -#include "context.h" -#define SPRG0 0x110 /* Special Purpose Register General 0 */ -#define SPRG1 0x111 /* Special Purpose Register General 1 */ - - .globl rt_hw_interrupt_disable - .globl rt_hw_interrupt_enable - .globl rt_hw_context_switch - .globl rt_hw_context_switch_to - .globl rt_hw_context_switch_interrupt - .globl rt_hw_systemcall_entry - -/* - * rt_base_t rt_hw_interrupt_disable(); - * return the interrupt status and disable interrupt - */ -#if 0 -rt_hw_interrupt_disable: - mfmsr r3 /* Disable interrupts */ - li r4,0 - ori r4,r4,MSR_EE - andc r4,r4,r3 - SYNC /* Some chip revs need this... */ - mtmsr r4 - SYNC - blr -#else -rt_hw_interrupt_disable: - addis r4, r0, 0xFFFD - ori r4, r4, 0x7FFF - mfmsr r3 - and r4, r4, 3 /* Clear bits 14 and 16, corresponding to... */ - mtmsr r4 /* ...critical and non-critical interrupts */ - blr -#endif - -/* - * void rt_hw_interrupt_enable(rt_base_t level); - * restore interrupt - */ -rt_hw_interrupt_enable: - mtmsr r3 - SYNC - blr - -/* - * void rt_hw_context_switch(rt_uint32 from, rt_uint32 to); - * r3 --> from - * r4 --> to - * - * r1: stack pointer - */ -rt_hw_systemcall_entry: - mtspr SPRG0,r3 /* save r3 to SPRG0 */ - mtspr SPRG1,r4 /* save r4 to SPRG1 */ - - lis r3,rt_thread_switch_interrput_flag@h - ori r3,r3,rt_thread_switch_interrput_flag@l - lwz r4,0(r3) - cmpi cr0,0,r4,0x0 /* whether is 0 */ - beq _no_switch /* no switch, exit */ - li r4,0x0 /* set rt_thread_switch_interrput_flag to 0 */ - stw r4,0(r3) - - /* load from thread to r3 */ - lis r3,rt_interrupt_from_thread@h /* set rt_interrupt_from_thread */ - ori r3,r3,rt_interrupt_from_thread@l - lwz r3,0(r3) - - cmpi cr0,0,r3,0x0 /* whether is 0 */ - beq _restore /* it's first switch, goto _restore */ - - /* save r1:sp to thread[from] stack pointer */ - subi r1, r1, STACK_FRAME_SIZE - stw r1, 0(r3) - - /* restore r3, r4 from SPRG */ - mfspr r3,SPRG0 - mfspr r4,SPRG0 - - /* save registers */ - stw r0,GPR0(r1) /* save general purpose registers 0 */ - stmw r2,GPR2(r1) /* save general purpose registers 2-31 */ - - mfusprg0 r0 /* save usprg0 */ - stw r0,USPRG0(r1) - mfcr r0, /* save cr */ - stw r0,CR(r1) - mfxer r0 /* save xer */ - stw r0,XER(r1) - mfctr r0 /* save ctr */ - stw r0,CTR(r1) - mflr r0 /* save lr */ - stw r0, LR(r1) - - mfsrr0 r0 /* save SRR0 and SRR1 */ - stw r0,SRR0(r1) - mfsrr1 r0 - stw r0,SRR1(r1) - -_restore: - /* get thread[to] stack pointer */ - lis r4,rt_interrupt_to_thread@h - ori r4,r4,rt_interrupt_to_thread@l - lwz r1,0(r4) - lwz r1,0(r1) - - lwz r0,SRR1(r1) /* restore SRR1 and SRR0 */ - mtsrr1 r0 - lwz r0,SRR0(r1) - mtsrr0 r0 - - lwz r0,LR(r1) /* restore lr */ - mtlr r0 - lwz r0,CTR(r1) /* restore ctr */ - mtctr r0 - lwz r0,XER(r1) /* restore xer */ - mtxer r0 - lwz r0,CR(r1) /* restore cr */ - mtcr r0 - lwz r0,USPRG0(r1) /* restore usprg0 */ - // mtusprg0 r0 - - lmw r2, GPR2(r1) /* restore general register */ - lwz r0,GPR0(r1) - addi r1, r1, STACK_FRAME_SIZE - /* RFI will restore status register and thus the correct priority*/ - rfi - -_no_switch: - /* restore r3, r4 from SPRG */ - mfspr r3,SPRG0 - mfspr r4,SPRG0 - rfi - - /* void rt_hw_context_switch_to(to); */ - .globl rt_hw_context_switch_to -rt_hw_context_switch_to: - /* set rt_thread_switch_interrput_flag = 1 */ - lis r5,rt_thread_switch_interrput_flag@h - ori r5,r5,rt_thread_switch_interrput_flag@l - li r6, 0x01 - stw r6,0(r5) - - /* set rt_interrupt_from_thread = 0 */ - lis r5,rt_interrupt_from_thread@h - ori r5,r5,rt_interrupt_from_thread@l - li r6, 0x00 - stw r6,0(r5) - - /* set rt_interrupt_from_thread = to */ - lis r5,rt_interrupt_to_thread@h - ori r5,r5,rt_interrupt_to_thread@l - stw r3,0(r5) - - /* trigger a system call */ - sc - - blr - - /* void rt_hw_context_switch(from, to); */ - .globl rt_hw_context_switch -rt_hw_context_switch: - /* compare rt_thread_switch_interrupt_flag and set it */ - lis r5,rt_thread_switch_interrput_flag@h - ori r5,r5,rt_thread_switch_interrput_flag@l - lwz r6,0(r5) - cmpi cr0,0,r6,0x1 /* whether is 1 */ - beq _reswitch /* set already, goto _reswitch */ - li r6,0x1 /* set rt_thread_switch_interrput_flag to 1*/ - stw r6,0(r5) - - /* set rt_interrupt_from_thread to 'from' */ - lis r5,rt_interrupt_from_thread@h - ori r5,r5,rt_interrupt_from_thread@l - stw r3,0(r5) - -_reswitch: - /* set rt_interrupt_to_thread to 'to' */ - lis r6,rt_interrupt_to_thread@h - ori r6,r6,rt_interrupt_to_thread@l - stw r4,0(r6) - - /* trigger a system call */ - sc - - blr - - .globl rt_hw_context_switch_interrupt -rt_hw_context_switch_interrupt: - /* compare rt_thread_switch_interrupt_flag and set it */ - lis r5,rt_thread_switch_interrput_flag@h - ori r5,r5,rt_thread_switch_interrput_flag@l - lwz r6,0(r5) - cmpi cr0,0,r6,0x1 /* whether is 1 */ - beq _int_reswitch /* set already, goto _reswitch */ - li r6,0x1 /* set rt_thread_switch_interrput_flag to 1*/ - stw r6,0(r5) - - /* set rt_interrupt_from_thread to 'from' */ - lis r5,rt_interrupt_from_thread@h - ori r5,r5,rt_interrupt_from_thread@l - stw r3,0(r5) - -_int_reswitch: - /* set rt_interrupt_to_thread to 'to' */ - lis r6,rt_interrupt_to_thread@h - ori r6,r6,rt_interrupt_to_thread@l - stw r4,0(r6) - - blr +#include "context.h" +#define SPRG0 0x110 /* Special Purpose Register General 0 */ +#define SPRG1 0x111 /* Special Purpose Register General 1 */ + + .globl rt_hw_interrupt_disable + .globl rt_hw_interrupt_enable + .globl rt_hw_context_switch + .globl rt_hw_context_switch_to + .globl rt_hw_context_switch_interrupt + .globl rt_hw_systemcall_entry + +/* + * rt_base_t rt_hw_interrupt_disable(); + * return the interrupt status and disable interrupt + */ +#if 0 +rt_hw_interrupt_disable: + mfmsr r3 /* Disable interrupts */ + li r4,0 + ori r4,r4,MSR_EE + andc r4,r4,r3 + SYNC /* Some chip revs need this... */ + mtmsr r4 + SYNC + blr +#else +rt_hw_interrupt_disable: + addis r4, r0, 0xFFFD + ori r4, r4, 0x7FFF + mfmsr r3 + and r4, r4, 3 /* Clear bits 14 and 16, corresponding to... */ + mtmsr r4 /* ...critical and non-critical interrupts */ + blr +#endif + +/* + * void rt_hw_interrupt_enable(rt_base_t level); + * restore interrupt + */ +rt_hw_interrupt_enable: + mtmsr r3 + SYNC + blr + +/* + * void rt_hw_context_switch(rt_uint32 from, rt_uint32 to); + * r3 --> from + * r4 --> to + * + * r1: stack pointer + */ +rt_hw_systemcall_entry: + mtspr SPRG0,r3 /* save r3 to SPRG0 */ + mtspr SPRG1,r4 /* save r4 to SPRG1 */ + + lis r3,rt_thread_switch_interrput_flag@h + ori r3,r3,rt_thread_switch_interrput_flag@l + lwz r4,0(r3) + cmpi cr0,0,r4,0x0 /* whether is 0 */ + beq _no_switch /* no switch, exit */ + li r4,0x0 /* set rt_thread_switch_interrput_flag to 0 */ + stw r4,0(r3) + + /* load from thread to r3 */ + lis r3,rt_interrupt_from_thread@h /* set rt_interrupt_from_thread */ + ori r3,r3,rt_interrupt_from_thread@l + lwz r3,0(r3) + + cmpi cr0,0,r3,0x0 /* whether is 0 */ + beq _restore /* it's first switch, goto _restore */ + + /* save r1:sp to thread[from] stack pointer */ + subi r1, r1, STACK_FRAME_SIZE + stw r1, 0(r3) + + /* restore r3, r4 from SPRG */ + mfspr r3,SPRG0 + mfspr r4,SPRG0 + + /* save registers */ + stw r0,GPR0(r1) /* save general purpose registers 0 */ + stmw r2,GPR2(r1) /* save general purpose registers 2-31 */ + + mfusprg0 r0 /* save usprg0 */ + stw r0,USPRG0(r1) + mfcr r0, /* save cr */ + stw r0,CR(r1) + mfxer r0 /* save xer */ + stw r0,XER(r1) + mfctr r0 /* save ctr */ + stw r0,CTR(r1) + mflr r0 /* save lr */ + stw r0, LR(r1) + + mfsrr0 r0 /* save SRR0 and SRR1 */ + stw r0,SRR0(r1) + mfsrr1 r0 + stw r0,SRR1(r1) + +_restore: + /* get thread[to] stack pointer */ + lis r4,rt_interrupt_to_thread@h + ori r4,r4,rt_interrupt_to_thread@l + lwz r1,0(r4) + lwz r1,0(r1) + + lwz r0,SRR1(r1) /* restore SRR1 and SRR0 */ + mtsrr1 r0 + lwz r0,SRR0(r1) + mtsrr0 r0 + + lwz r0,LR(r1) /* restore lr */ + mtlr r0 + lwz r0,CTR(r1) /* restore ctr */ + mtctr r0 + lwz r0,XER(r1) /* restore xer */ + mtxer r0 + lwz r0,CR(r1) /* restore cr */ + mtcr r0 + lwz r0,USPRG0(r1) /* restore usprg0 */ + // mtusprg0 r0 + + lmw r2, GPR2(r1) /* restore general register */ + lwz r0,GPR0(r1) + addi r1, r1, STACK_FRAME_SIZE + /* RFI will restore status register and thus the correct priority*/ + rfi + +_no_switch: + /* restore r3, r4 from SPRG */ + mfspr r3,SPRG0 + mfspr r4,SPRG0 + rfi + + /* void rt_hw_context_switch_to(to); */ + .globl rt_hw_context_switch_to +rt_hw_context_switch_to: + /* set rt_thread_switch_interrput_flag = 1 */ + lis r5,rt_thread_switch_interrput_flag@h + ori r5,r5,rt_thread_switch_interrput_flag@l + li r6, 0x01 + stw r6,0(r5) + + /* set rt_interrupt_from_thread = 0 */ + lis r5,rt_interrupt_from_thread@h + ori r5,r5,rt_interrupt_from_thread@l + li r6, 0x00 + stw r6,0(r5) + + /* set rt_interrupt_from_thread = to */ + lis r5,rt_interrupt_to_thread@h + ori r5,r5,rt_interrupt_to_thread@l + stw r3,0(r5) + + /* trigger a system call */ + sc + + blr + + /* void rt_hw_context_switch(from, to); */ + .globl rt_hw_context_switch +rt_hw_context_switch: + /* compare rt_thread_switch_interrupt_flag and set it */ + lis r5,rt_thread_switch_interrput_flag@h + ori r5,r5,rt_thread_switch_interrput_flag@l + lwz r6,0(r5) + cmpi cr0,0,r6,0x1 /* whether is 1 */ + beq _reswitch /* set already, goto _reswitch */ + li r6,0x1 /* set rt_thread_switch_interrput_flag to 1*/ + stw r6,0(r5) + + /* set rt_interrupt_from_thread to 'from' */ + lis r5,rt_interrupt_from_thread@h + ori r5,r5,rt_interrupt_from_thread@l + stw r3,0(r5) + +_reswitch: + /* set rt_interrupt_to_thread to 'to' */ + lis r6,rt_interrupt_to_thread@h + ori r6,r6,rt_interrupt_to_thread@l + stw r4,0(r6) + + /* trigger a system call */ + sc + + blr + + .globl rt_hw_context_switch_interrupt +rt_hw_context_switch_interrupt: + /* compare rt_thread_switch_interrupt_flag and set it */ + lis r5,rt_thread_switch_interrput_flag@h + ori r5,r5,rt_thread_switch_interrput_flag@l + lwz r6,0(r5) + cmpi cr0,0,r6,0x1 /* whether is 1 */ + beq _int_reswitch /* set already, goto _reswitch */ + li r6,0x1 /* set rt_thread_switch_interrput_flag to 1*/ + stw r6,0(r5) + + /* set rt_interrupt_from_thread to 'from' */ + lis r5,rt_interrupt_from_thread@h + ori r5,r5,rt_interrupt_from_thread@l + stw r3,0(r5) + +_int_reswitch: + /* set rt_interrupt_to_thread to 'to' */ + lis r6,rt_interrupt_to_thread@h + ori r6,r6,rt_interrupt_to_thread@l + stw r4,0(r6) + + blr diff --git a/libcpu/ppc/ppc405/include/asm/ppc405.h b/libcpu/ppc/ppc405/include/asm/ppc405.h index c15f2e3cf2..c2562047cb 100644 --- a/libcpu/ppc/ppc405/include/asm/ppc405.h +++ b/libcpu/ppc/ppc405/include/asm/ppc405.h @@ -1,980 +1,980 @@ -/*----------------------------------------------------------------------------+ -| -| This source code has been made available to you by IBM on an AS-IS -| basis. Anyone receiving this source is licensed under IBM -| copyrights to use it in any way he or she deems fit, including -| copying it, modifying it, compiling it, and redistributing it either -| with or without modifications. No license under IBM patents or -| patent applications is to be implied by the copyright license. -| -| Any user of this software should understand that IBM cannot provide -| technical support for this software and will not be responsible for -| any consequences resulting from the use of this software. -| -| Any person who transfers this source code or any derivative work -| must include the IBM copyright notice, this paragraph, and the -| preceding two paragraphs in the transferred software. -| -| COPYRIGHT I B M CORPORATION 1999 -| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M -+----------------------------------------------------------------------------*/ - -#ifndef __PPC405_H__ -#define __PPC405_H__ - -/* Define bits and masks for real-mode storage attribute control registers */ -#define PPC_128MB_SACR_BIT(addr) ((addr) >> 27) -#define PPC_128MB_SACR_VALUE(addr) PPC_REG_VAL(PPC_128MB_SACR_BIT(addr),1) - -/****************************************************************************** - * Special for PPC405GP - ******************************************************************************/ - -/****************************************************************************** - * DMA - ******************************************************************************/ -#define DMA_DCR_BASE 0x100 -#define dmacr0 (DMA_DCR_BASE+0x00) /* DMA channel control register 0 */ -#define dmact0 (DMA_DCR_BASE+0x01) /* DMA count register 0 */ -#define dmada0 (DMA_DCR_BASE+0x02) /* DMA destination address register 0 */ -#define dmasa0 (DMA_DCR_BASE+0x03) /* DMA source address register 0 */ -#define dmasb0 (DMA_DCR_BASE+0x04) /* DMA scatter/gather descriptor addr 0 */ -#define dmacr1 (DMA_DCR_BASE+0x08) /* DMA channel control register 1 */ -#define dmact1 (DMA_DCR_BASE+0x09) /* DMA count register 1 */ -#define dmada1 (DMA_DCR_BASE+0x0a) /* DMA destination address register 1 */ -#define dmasa1 (DMA_DCR_BASE+0x0b) /* DMA source address register 1 */ -#define dmasb1 (DMA_DCR_BASE+0x0c) /* DMA scatter/gather descriptor addr 1 */ -#define dmacr2 (DMA_DCR_BASE+0x10) /* DMA channel control register 2 */ -#define dmact2 (DMA_DCR_BASE+0x11) /* DMA count register 2 */ -#define dmada2 (DMA_DCR_BASE+0x12) /* DMA destination address register 2 */ -#define dmasa2 (DMA_DCR_BASE+0x13) /* DMA source address register 2 */ -#define dmasb2 (DMA_DCR_BASE+0x14) /* DMA scatter/gather descriptor addr 2 */ -#define dmacr3 (DMA_DCR_BASE+0x18) /* DMA channel control register 3 */ -#define dmact3 (DMA_DCR_BASE+0x19) /* DMA count register 3 */ -#define dmada3 (DMA_DCR_BASE+0x1a) /* DMA destination address register 3 */ -#define dmasa3 (DMA_DCR_BASE+0x1b) /* DMA source address register 3 */ -#define dmasb3 (DMA_DCR_BASE+0x1c) /* DMA scatter/gather descriptor addr 3 */ -#define dmasr (DMA_DCR_BASE+0x20) /* DMA status register */ -#define dmasgc (DMA_DCR_BASE+0x23) /* DMA scatter/gather command register */ -#define dmaadr (DMA_DCR_BASE+0x24) /* DMA address decode register */ - -#ifndef CONFIG_405EP -/****************************************************************************** - * Decompression Controller - ******************************************************************************/ -#define DECOMP_DCR_BASE 0x14 -#define kiar (DECOMP_DCR_BASE+0x0) /* Decompression controller addr reg */ -#define kidr (DECOMP_DCR_BASE+0x1) /* Decompression controller data reg */ - /* values for kiar register - indirect addressing of these regs */ - #define kitor0 0x00 /* index table origin register 0 */ - #define kitor1 0x01 /* index table origin register 1 */ - #define kitor2 0x02 /* index table origin register 2 */ - #define kitor3 0x03 /* index table origin register 3 */ - #define kaddr0 0x04 /* address decode definition regsiter 0 */ - #define kaddr1 0x05 /* address decode definition regsiter 1 */ - #define kconf 0x40 /* decompression core config register */ - #define kid 0x41 /* decompression core ID register */ - #define kver 0x42 /* decompression core version # reg */ - #define kpear 0x50 /* bus error addr reg (PLB addr) */ - #define kbear 0x51 /* bus error addr reg (DCP to EBIU addr)*/ - #define kesr0 0x52 /* bus error status reg 0 (R/clear) */ - #define kesr0s 0x53 /* bus error status reg 0 (set) */ - /* There are 0x400 of the following registers, from krom0 to krom3ff*/ - /* Only the first one is given here. */ - #define krom0 0x400 /* SRAM/ROM read/write */ -#endif - -/****************************************************************************** - * Power Management - ******************************************************************************/ -#ifdef CONFIG_405EX -#define POWERMAN_DCR_BASE 0xb0 -#else -#define POWERMAN_DCR_BASE 0xb8 -#endif -#define cpmsr (POWERMAN_DCR_BASE+0x0) /* Power management status */ -#define cpmer (POWERMAN_DCR_BASE+0x1) /* Power management enable */ -#define cpmfr (POWERMAN_DCR_BASE+0x2) /* Power management force */ - -/****************************************************************************** - * Extrnal Bus Controller - ******************************************************************************/ - /* values for ebccfga register - indirect addressing of these regs */ - #define pb0cr 0x00 /* periph bank 0 config reg */ - #define pb1cr 0x01 /* periph bank 1 config reg */ - #define pb2cr 0x02 /* periph bank 2 config reg */ - #define pb3cr 0x03 /* periph bank 3 config reg */ - #define pb4cr 0x04 /* periph bank 4 config reg */ -#ifndef CONFIG_405EP - #define pb5cr 0x05 /* periph bank 5 config reg */ - #define pb6cr 0x06 /* periph bank 6 config reg */ - #define pb7cr 0x07 /* periph bank 7 config reg */ -#endif - #define pb0ap 0x10 /* periph bank 0 access parameters */ - #define pb1ap 0x11 /* periph bank 1 access parameters */ - #define pb2ap 0x12 /* periph bank 2 access parameters */ - #define pb3ap 0x13 /* periph bank 3 access parameters */ - #define pb4ap 0x14 /* periph bank 4 access parameters */ -#ifndef CONFIG_405EP - #define pb5ap 0x15 /* periph bank 5 access parameters */ - #define pb6ap 0x16 /* periph bank 6 access parameters */ - #define pb7ap 0x17 /* periph bank 7 access parameters */ -#endif - #define pbear 0x20 /* periph bus error addr reg */ - #define pbesr0 0x21 /* periph bus error status reg 0 */ - #define pbesr1 0x22 /* periph bus error status reg 1 */ - #define epcr 0x23 /* external periph control reg */ -#define EBC0_CFG 0x23 /* external bus configuration reg */ - -#ifdef CONFIG_405EP -/****************************************************************************** - * Control - ******************************************************************************/ -#define CNTRL_DCR_BASE 0x0f0 -#define cpc0_pllmr0 (CNTRL_DCR_BASE+0x0) /* PLL mode register 0 */ -#define cpc0_boot (CNTRL_DCR_BASE+0x1) /* Clock status register */ -#define cpc0_epctl (CNTRL_DCR_BASE+0x3) /* EMAC to PHY control register */ -#define cpc0_pllmr1 (CNTRL_DCR_BASE+0x4) /* PLL mode register 1 */ -#define cpc0_ucr (CNTRL_DCR_BASE+0x5) /* UART control register */ -#define cpc0_pci (CNTRL_DCR_BASE+0x9) /* PCI control register */ - -#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */ -#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */ -#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */ -#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register*/ -#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */ -#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */ -#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */ -#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */ -#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */ -#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */ - -/* Bit definitions */ -#define PLLMR0_CPU_DIV_MASK 0x00300000 /* CPU clock divider */ -#define PLLMR0_CPU_DIV_BYPASS 0x00000000 -#define PLLMR0_CPU_DIV_2 0x00100000 -#define PLLMR0_CPU_DIV_3 0x00200000 -#define PLLMR0_CPU_DIV_4 0x00300000 - -#define PLLMR0_CPU_TO_PLB_MASK 0x00030000 /* CPU:PLB Frequency Divisor */ -#define PLLMR0_CPU_PLB_DIV_1 0x00000000 -#define PLLMR0_CPU_PLB_DIV_2 0x00010000 -#define PLLMR0_CPU_PLB_DIV_3 0x00020000 -#define PLLMR0_CPU_PLB_DIV_4 0x00030000 - -#define PLLMR0_OPB_TO_PLB_MASK 0x00003000 /* OPB:PLB Frequency Divisor */ -#define PLLMR0_OPB_PLB_DIV_1 0x00000000 -#define PLLMR0_OPB_PLB_DIV_2 0x00001000 -#define PLLMR0_OPB_PLB_DIV_3 0x00002000 -#define PLLMR0_OPB_PLB_DIV_4 0x00003000 - -#define PLLMR0_EXB_TO_PLB_MASK 0x00000300 /* External Bus:PLB Divisor */ -#define PLLMR0_EXB_PLB_DIV_2 0x00000000 -#define PLLMR0_EXB_PLB_DIV_3 0x00000100 -#define PLLMR0_EXB_PLB_DIV_4 0x00000200 -#define PLLMR0_EXB_PLB_DIV_5 0x00000300 - -#define PLLMR0_MAL_TO_PLB_MASK 0x00000030 /* MAL:PLB Divisor */ -#define PLLMR0_MAL_PLB_DIV_1 0x00000000 -#define PLLMR0_MAL_PLB_DIV_2 0x00000010 -#define PLLMR0_MAL_PLB_DIV_3 0x00000020 -#define PLLMR0_MAL_PLB_DIV_4 0x00000030 - -#define PLLMR0_PCI_TO_PLB_MASK 0x00000003 /* PCI:PLB Frequency Divisor */ -#define PLLMR0_PCI_PLB_DIV_1 0x00000000 -#define PLLMR0_PCI_PLB_DIV_2 0x00000001 -#define PLLMR0_PCI_PLB_DIV_3 0x00000002 -#define PLLMR0_PCI_PLB_DIV_4 0x00000003 - -#define PLLMR1_SSCS_MASK 0x80000000 /* Select system clock source */ -#define PLLMR1_PLLR_MASK 0x40000000 /* PLL reset */ -#define PLLMR1_FBMUL_MASK 0x00F00000 /* PLL feedback multiplier value */ -#define PLLMR1_FBMUL_DIV_16 0x00000000 -#define PLLMR1_FBMUL_DIV_1 0x00100000 -#define PLLMR1_FBMUL_DIV_2 0x00200000 -#define PLLMR1_FBMUL_DIV_3 0x00300000 -#define PLLMR1_FBMUL_DIV_4 0x00400000 -#define PLLMR1_FBMUL_DIV_5 0x00500000 -#define PLLMR1_FBMUL_DIV_6 0x00600000 -#define PLLMR1_FBMUL_DIV_7 0x00700000 -#define PLLMR1_FBMUL_DIV_8 0x00800000 -#define PLLMR1_FBMUL_DIV_9 0x00900000 -#define PLLMR1_FBMUL_DIV_10 0x00A00000 -#define PLLMR1_FBMUL_DIV_11 0x00B00000 -#define PLLMR1_FBMUL_DIV_12 0x00C00000 -#define PLLMR1_FBMUL_DIV_13 0x00D00000 -#define PLLMR1_FBMUL_DIV_14 0x00E00000 -#define PLLMR1_FBMUL_DIV_15 0x00F00000 - -#define PLLMR1_FWDVA_MASK 0x00070000 /* PLL forward divider A value */ -#define PLLMR1_FWDVA_DIV_8 0x00000000 -#define PLLMR1_FWDVA_DIV_7 0x00010000 -#define PLLMR1_FWDVA_DIV_6 0x00020000 -#define PLLMR1_FWDVA_DIV_5 0x00030000 -#define PLLMR1_FWDVA_DIV_4 0x00040000 -#define PLLMR1_FWDVA_DIV_3 0x00050000 -#define PLLMR1_FWDVA_DIV_2 0x00060000 -#define PLLMR1_FWDVA_DIV_1 0x00070000 -#define PLLMR1_FWDVB_MASK 0x00007000 /* PLL forward divider B value */ -#define PLLMR1_TUNING_MASK 0x000003FF /* PLL tune bits */ - -/* Defines for CPC0_EPRCSR register */ -#define CPC0_EPRCSR_E0NFE 0x80000000 -#define CPC0_EPRCSR_E1NFE 0x40000000 -#define CPC0_EPRCSR_E1RPP 0x00000080 -#define CPC0_EPRCSR_E0RPP 0x00000040 -#define CPC0_EPRCSR_E1ERP 0x00000020 -#define CPC0_EPRCSR_E0ERP 0x00000010 -#define CPC0_EPRCSR_E1PCI 0x00000002 -#define CPC0_EPRCSR_E0PCI 0x00000001 - -/* Defines for CPC0_PCI Register */ -#define CPC0_PCI_SPE 0x00000010 /* PCIINT/WE select */ -#define CPC0_PCI_HOST_CFG_EN 0x00000008 /* PCI host config Enable */ -#define CPC0_PCI_ARBIT_EN 0x00000001 /* PCI Internal Arb Enabled*/ - -/* Defines for CPC0_BOOR Register */ -#define CPC0_BOOT_SEP 0x00000002 /* serial EEPROM present */ - -/* Defines for CPC0_PLLMR1 Register fields */ -#define PLL_ACTIVE 0x80000000 -#define CPC0_PLLMR1_SSCS 0x80000000 -#define PLL_RESET 0x40000000 -#define CPC0_PLLMR1_PLLR 0x40000000 - /* Feedback multiplier */ -#define PLL_FBKDIV 0x00F00000 -#define CPC0_PLLMR1_FBDV 0x00F00000 -#define PLL_FBKDIV_16 0x00000000 -#define PLL_FBKDIV_1 0x00100000 -#define PLL_FBKDIV_2 0x00200000 -#define PLL_FBKDIV_3 0x00300000 -#define PLL_FBKDIV_4 0x00400000 -#define PLL_FBKDIV_5 0x00500000 -#define PLL_FBKDIV_6 0x00600000 -#define PLL_FBKDIV_7 0x00700000 -#define PLL_FBKDIV_8 0x00800000 -#define PLL_FBKDIV_9 0x00900000 -#define PLL_FBKDIV_10 0x00A00000 -#define PLL_FBKDIV_11 0x00B00000 -#define PLL_FBKDIV_12 0x00C00000 -#define PLL_FBKDIV_13 0x00D00000 -#define PLL_FBKDIV_14 0x00E00000 -#define PLL_FBKDIV_15 0x00F00000 - /* Forward A divisor */ -#define PLL_FWDDIVA 0x00070000 -#define CPC0_PLLMR1_FWDVA 0x00070000 -#define PLL_FWDDIVA_8 0x00000000 -#define PLL_FWDDIVA_7 0x00010000 -#define PLL_FWDDIVA_6 0x00020000 -#define PLL_FWDDIVA_5 0x00030000 -#define PLL_FWDDIVA_4 0x00040000 -#define PLL_FWDDIVA_3 0x00050000 -#define PLL_FWDDIVA_2 0x00060000 -#define PLL_FWDDIVA_1 0x00070000 - /* Forward B divisor */ -#define PLL_FWDDIVB 0x00007000 -#define CPC0_PLLMR1_FWDVB 0x00007000 -#define PLL_FWDDIVB_8 0x00000000 -#define PLL_FWDDIVB_7 0x00001000 -#define PLL_FWDDIVB_6 0x00002000 -#define PLL_FWDDIVB_5 0x00003000 -#define PLL_FWDDIVB_4 0x00004000 -#define PLL_FWDDIVB_3 0x00005000 -#define PLL_FWDDIVB_2 0x00006000 -#define PLL_FWDDIVB_1 0x00007000 - /* PLL tune bits */ -#define PLL_TUNE_MASK 0x000003FF -#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */ -#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */ -#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */ -#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */ -#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */ -#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */ -#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */ - -/* Defines for CPC0_PLLMR0 Register fields */ - /* CPU divisor */ -#define PLL_CPUDIV 0x00300000 -#define CPC0_PLLMR0_CCDV 0x00300000 -#define PLL_CPUDIV_1 0x00000000 -#define PLL_CPUDIV_2 0x00100000 -#define PLL_CPUDIV_3 0x00200000 -#define PLL_CPUDIV_4 0x00300000 - /* PLB divisor */ -#define PLL_PLBDIV 0x00030000 -#define CPC0_PLLMR0_CBDV 0x00030000 -#define PLL_PLBDIV_1 0x00000000 -#define PLL_PLBDIV_2 0x00010000 -#define PLL_PLBDIV_3 0x00020000 -#define PLL_PLBDIV_4 0x00030000 - /* OPB divisor */ -#define PLL_OPBDIV 0x00003000 -#define CPC0_PLLMR0_OPDV 0x00003000 -#define PLL_OPBDIV_1 0x00000000 -#define PLL_OPBDIV_2 0x00001000 -#define PLL_OPBDIV_3 0x00002000 -#define PLL_OPBDIV_4 0x00003000 - /* EBC divisor */ -#define PLL_EXTBUSDIV 0x00000300 -#define CPC0_PLLMR0_EPDV 0x00000300 -#define PLL_EXTBUSDIV_2 0x00000000 -#define PLL_EXTBUSDIV_3 0x00000100 -#define PLL_EXTBUSDIV_4 0x00000200 -#define PLL_EXTBUSDIV_5 0x00000300 - /* MAL divisor */ -#define PLL_MALDIV 0x00000030 -#define CPC0_PLLMR0_MPDV 0x00000030 -#define PLL_MALDIV_1 0x00000000 -#define PLL_MALDIV_2 0x00000010 -#define PLL_MALDIV_3 0x00000020 -#define PLL_MALDIV_4 0x00000030 - /* PCI divisor */ -#define PLL_PCIDIV 0x00000003 -#define CPC0_PLLMR0_PPFD 0x00000003 -#define PLL_PCIDIV_1 0x00000000 -#define PLL_PCIDIV_2 0x00000001 -#define PLL_PCIDIV_3 0x00000002 -#define PLL_PCIDIV_4 0x00000003 - -/* - *------------------------------------------------------------------------------- - * PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI, - * assuming a 33.3MHz input clock to the 405EP. - *------------------------------------------------------------------------------- - */ -#define PLLMR0_266_133_66 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ - PLL_MALDIV_1 | PLL_PCIDIV_4) -#define PLLMR1_266_133_66 (PLL_FBKDIV_8 | \ - PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) - -#define PLLMR0_133_66_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ - PLL_MALDIV_1 | PLL_PCIDIV_4) -#define PLLMR1_133_66_66_33 (PLL_FBKDIV_4 | \ - PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) -#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ - PLL_MALDIV_1 | PLL_PCIDIV_4) -#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \ - PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) -#define PLLMR0_266_133_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ - PLL_MALDIV_1 | PLL_PCIDIV_4) -#define PLLMR1_266_133_66_33 (PLL_FBKDIV_8 | \ - PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) -#define PLLMR0_266_66_33_33 (PLL_CPUDIV_1 | PLL_PLBDIV_4 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ - PLL_MALDIV_1 | PLL_PCIDIV_2) -#define PLLMR1_266_66_33_33 (PLL_FBKDIV_8 | \ - PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) -#define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ - PLL_MALDIV_1 | PLL_PCIDIV_3) -#define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \ - PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) -#define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ - PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ - PLL_MALDIV_1 | PLL_PCIDIV_1) -#define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \ - PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ - PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) - -/* - * PLL Voltage Controlled Oscillator (VCO) definitions - * Maximum and minimum values (in MHz) for correct PLL operation. - */ -#define VCO_MIN 500 -#define VCO_MAX 1000 -#elif defined(CONFIG_405EZ) -#define sdrnand0 0x4000 -#define sdrultra0 0x4040 -#define sdrultra1 0x4050 -#define sdricintstat 0x4510 - -#define SDR_NAND0_NDEN 0x80000000 -#define SDR_NAND0_NDBTEN 0x40000000 -#define SDR_NAND0_NDBADR_MASK 0x30000000 -#define SDR_NAND0_NDBPG_MASK 0x0f000000 -#define SDR_NAND0_NDAREN 0x00800000 -#define SDR_NAND0_NDRBEN 0x00400000 - -#define SDR_ULTRA0_NDGPIOBP 0x80000000 -#define SDR_ULTRA0_CSN_MASK 0x78000000 -#define SDR_ULTRA0_CSNSEL0 0x40000000 -#define SDR_ULTRA0_CSNSEL1 0x20000000 -#define SDR_ULTRA0_CSNSEL2 0x10000000 -#define SDR_ULTRA0_CSNSEL3 0x08000000 -#define SDR_ULTRA0_EBCRDYEN 0x04000000 -#define SDR_ULTRA0_SPISSINEN 0x02000000 -#define SDR_ULTRA0_NFSRSTEN 0x01000000 - -#define SDR_ULTRA1_LEDNENABLE 0x40000000 - -#define SDR_ICRX_STAT 0x80000000 -#define SDR_ICTX0_STAT 0x40000000 -#define SDR_ICTX1_STAT 0x20000000 - -#define SDR_PINSTP 0x40 - -/****************************************************************************** - * Control - ******************************************************************************/ -/* CPR Registers */ -#define cprclkupd 0x020 /* CPR_CLKUPD */ -#define cprpllc 0x040 /* CPR_PLLC */ -#define cprplld 0x060 /* CPR_PLLD */ -#define cprprimad 0x080 /* CPR_PRIMAD */ -#define cprperd0 0x0e0 /* CPR_PERD0 */ -#define cprperd1 0x0e1 /* CPR_PERD1 */ -#define cprperc0 0x180 /* CPR_PERC0 */ -#define cprmisc0 0x181 /* CPR_MISC0 */ -#define cprmisc1 0x182 /* CPR_MISC1 */ - -#define CPR_CLKUPD_ENPLLCH_EN 0x40000000 /* Enable CPR PLL Changes */ -#define CPR_CLKUPD_ENDVCH_EN 0x20000000 /* Enable CPR Sys. Div. Changes */ -#define CPR_PERD0_SPIDV_MASK 0x000F0000 /* SPI Clock Divider */ - -#define PLLC_SRC_MASK 0x20000000 /* PLL feedback source */ - -#define PLLD_FBDV_MASK 0x1F000000 /* PLL feedback divider value */ -#define PLLD_FWDVA_MASK 0x000F0000 /* PLL forward divider A value */ -#define PLLD_FWDVB_MASK 0x00000700 /* PLL forward divider B value */ - -#define PRIMAD_CPUDV_MASK 0x0F000000 /* CPU Clock Divisor Mask */ -#define PRIMAD_PLBDV_MASK 0x000F0000 /* PLB Clock Divisor Mask */ -#define PRIMAD_OPBDV_MASK 0x00000F00 /* OPB Clock Divisor Mask */ -#define PRIMAD_EBCDV_MASK 0x0000000F /* EBC Clock Divisor Mask */ - -#define PERD0_PWMDV_MASK 0xFF000000 /* PWM Divider Mask */ -#define PERD0_SPIDV_MASK 0x000F0000 /* SPI Divider Mask */ -#define PERD0_U0DV_MASK 0x0000FF00 /* UART 0 Divider Mask */ -#define PERD0_U1DV_MASK 0x000000FF /* UART 1 Divider Mask */ - -#else /* #ifdef CONFIG_405EP */ -/****************************************************************************** - * Control - ******************************************************************************/ -#define CNTRL_DCR_BASE 0x0b0 -#define pllmd (CNTRL_DCR_BASE+0x0) /* PLL mode register */ -#define cntrl0 (CNTRL_DCR_BASE+0x1) /* Control 0 register */ -#define cntrl1 (CNTRL_DCR_BASE+0x2) /* Control 1 register */ -#define reset (CNTRL_DCR_BASE+0x3) /* reset register */ -#define strap (CNTRL_DCR_BASE+0x4) /* strap register */ - -#define CPC0_CR0 (CNTRL_DCR_BASE+0x1) /* chip control register 0 */ -#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* chip control register 1 */ -#define CPC0_PSR (CNTRL_DCR_BASE+0x4) /* chip pin strapping register */ - -/* CPC0_ECR/CPC0_EIRR: PPC405GPr only */ -#define CPC0_EIRR (CNTRL_DCR_BASE+0x6) /* external interrupt routing register */ -#define CPC0_ECR (0xaa) /* edge conditioner register */ - -#define ecr (0xaa) /* edge conditioner register (405gpr) */ - -/* Bit definitions */ -#define PLLMR_FWD_DIV_MASK 0xE0000000 /* Forward Divisor */ -#define PLLMR_FWD_DIV_BYPASS 0xE0000000 -#define PLLMR_FWD_DIV_3 0xA0000000 -#define PLLMR_FWD_DIV_4 0x80000000 -#define PLLMR_FWD_DIV_6 0x40000000 - -#define PLLMR_FB_DIV_MASK 0x1E000000 /* Feedback Divisor */ -#define PLLMR_FB_DIV_1 0x02000000 -#define PLLMR_FB_DIV_2 0x04000000 -#define PLLMR_FB_DIV_3 0x06000000 -#define PLLMR_FB_DIV_4 0x08000000 - -#define PLLMR_TUNING_MASK 0x01F80000 - -#define PLLMR_CPU_TO_PLB_MASK 0x00060000 /* CPU:PLB Frequency Divisor */ -#define PLLMR_CPU_PLB_DIV_1 0x00000000 -#define PLLMR_CPU_PLB_DIV_2 0x00020000 -#define PLLMR_CPU_PLB_DIV_3 0x00040000 -#define PLLMR_CPU_PLB_DIV_4 0x00060000 - -#define PLLMR_OPB_TO_PLB_MASK 0x00018000 /* OPB:PLB Frequency Divisor */ -#define PLLMR_OPB_PLB_DIV_1 0x00000000 -#define PLLMR_OPB_PLB_DIV_2 0x00008000 -#define PLLMR_OPB_PLB_DIV_3 0x00010000 -#define PLLMR_OPB_PLB_DIV_4 0x00018000 - -#define PLLMR_PCI_TO_PLB_MASK 0x00006000 /* PCI:PLB Frequency Divisor */ -#define PLLMR_PCI_PLB_DIV_1 0x00000000 -#define PLLMR_PCI_PLB_DIV_2 0x00002000 -#define PLLMR_PCI_PLB_DIV_3 0x00004000 -#define PLLMR_PCI_PLB_DIV_4 0x00006000 - -#define PLLMR_EXB_TO_PLB_MASK 0x00001800 /* External Bus:PLB Divisor */ -#define PLLMR_EXB_PLB_DIV_2 0x00000000 -#define PLLMR_EXB_PLB_DIV_3 0x00000800 -#define PLLMR_EXB_PLB_DIV_4 0x00001000 -#define PLLMR_EXB_PLB_DIV_5 0x00001800 - -/* definitions for PPC405GPr (new mode strapping) */ -#define PLLMR_FWDB_DIV_MASK 0x00000007 /* Forward Divisor B */ - -#define PSR_PLL_FWD_MASK 0xC0000000 -#define PSR_PLL_FDBACK_MASK 0x30000000 -#define PSR_PLL_TUNING_MASK 0x0E000000 -#define PSR_PLB_CPU_MASK 0x01800000 -#define PSR_OPB_PLB_MASK 0x00600000 -#define PSR_PCI_PLB_MASK 0x00180000 -#define PSR_EB_PLB_MASK 0x00060000 -#define PSR_ROM_WIDTH_MASK 0x00018000 -#define PSR_ROM_LOC 0x00004000 -#define PSR_PCI_ASYNC_EN 0x00001000 -#define PSR_PERCLK_SYNC_MODE_EN 0x00000800 /* PPC405GPr only */ -#define PSR_PCI_ARBIT_EN 0x00000400 -#define PSR_NEW_MODE_EN 0x00000020 /* PPC405GPr only */ - -#ifndef CONFIG_IOP480 -/* - * PLL Voltage Controlled Oscillator (VCO) definitions - * Maximum and minimum values (in MHz) for correct PLL operation. - */ -#define VCO_MIN 400 -#define VCO_MAX 800 -#endif /* #ifndef CONFIG_IOP480 */ -#endif /* #ifdef CONFIG_405EP */ - -/****************************************************************************** - * Memory Access Layer - ******************************************************************************/ -#if defined(CONFIG_405EZ) -#define MAL_DCR_BASE 0x380 -#define malmcr (MAL_DCR_BASE+0x00) /* MAL Config reg */ -#define malesr (MAL_DCR_BASE+0x01) /* Err Status reg (Read/Clear)*/ -#define malier (MAL_DCR_BASE+0x02) /* Interrupt enable reg */ -#define maldbr (MAL_DCR_BASE+0x03) /* Mal Debug reg (Read only) */ -#define maltxcasr (MAL_DCR_BASE+0x04) /* TX Channel active reg (set)*/ -#define maltxcarr (MAL_DCR_BASE+0x05) /* TX Channel active reg (Reset) */ -#define maltxeobisr (MAL_DCR_BASE+0x06) /* TX End of buffer int status reg */ -#define maltxdeir (MAL_DCR_BASE+0x07) /* TX Descr. Error Int reg */ -/* 0x08-0x0F Reserved */ -#define malrxcasr (MAL_DCR_BASE+0x10) /* RX Channel active reg (set)*/ -#define malrxcarr (MAL_DCR_BASE+0x11) /* RX Channel active reg (Reset) */ -#define malrxeobisr (MAL_DCR_BASE+0x12) /* RX End of buffer int status reg */ -#define malrxdeir (MAL_DCR_BASE+0x13) /* RX Descr. Error Int reg */ -/* 0x14-0x1F Reserved */ -#define maltxctp0r (MAL_DCR_BASE+0x20) /* TX 0 Channel table ptr reg */ -#define maltxctp1r (MAL_DCR_BASE+0x21) /* TX 1 Channel table ptr reg */ -#define maltxctp2r (MAL_DCR_BASE+0x22) /* TX 2 Channel table ptr reg */ -#define maltxctp3r (MAL_DCR_BASE+0x23) /* TX 3 Channel table ptr reg */ -#define maltxctp4r (MAL_DCR_BASE+0x24) /* TX 4 Channel table ptr reg */ -#define maltxctp5r (MAL_DCR_BASE+0x25) /* TX 5 Channel table ptr reg */ -#define maltxctp6r (MAL_DCR_BASE+0x26) /* TX 6 Channel table ptr reg */ -#define maltxctp7r (MAL_DCR_BASE+0x27) /* TX 7 Channel table ptr reg */ -#define maltxctp8r (MAL_DCR_BASE+0x28) /* TX 8 Channel table ptr reg */ -#define maltxctp9r (MAL_DCR_BASE+0x29) /* TX 9 Channel table ptr reg */ -#define maltxctp10r (MAL_DCR_BASE+0x2A) /* TX 10 Channel table ptr reg */ -#define maltxctp11r (MAL_DCR_BASE+0x2B) /* TX 11 Channel table ptr reg */ -#define maltxctp12r (MAL_DCR_BASE+0x2C) /* TX 12 Channel table ptr reg */ -#define maltxctp13r (MAL_DCR_BASE+0x2D) /* TX 13 Channel table ptr reg */ -#define maltxctp14r (MAL_DCR_BASE+0x2E) /* TX 14 Channel table ptr reg */ -#define maltxctp15r (MAL_DCR_BASE+0x2F) /* TX 15 Channel table ptr reg */ -#define maltxctp16r (MAL_DCR_BASE+0x30) /* TX 16 Channel table ptr reg */ -#define maltxctp17r (MAL_DCR_BASE+0x31) /* TX 17 Channel table ptr reg */ -#define maltxctp18r (MAL_DCR_BASE+0x32) /* TX 18 Channel table ptr reg */ -#define maltxctp19r (MAL_DCR_BASE+0x33) /* TX 19 Channel table ptr reg */ -#define maltxctp20r (MAL_DCR_BASE+0x34) /* TX 20 Channel table ptr reg */ -#define maltxctp21r (MAL_DCR_BASE+0x35) /* TX 21 Channel table ptr reg */ -#define maltxctp22r (MAL_DCR_BASE+0x36) /* TX 22 Channel table ptr reg */ -#define maltxctp23r (MAL_DCR_BASE+0x37) /* TX 23 Channel table ptr reg */ -#define maltxctp24r (MAL_DCR_BASE+0x38) /* TX 24 Channel table ptr reg */ -#define maltxctp25r (MAL_DCR_BASE+0x39) /* TX 25 Channel table ptr reg */ -#define maltxctp26r (MAL_DCR_BASE+0x3A) /* TX 26 Channel table ptr reg */ -#define maltxctp27r (MAL_DCR_BASE+0x3B) /* TX 27 Channel table ptr reg */ -#define maltxctp28r (MAL_DCR_BASE+0x3C) /* TX 28 Channel table ptr reg */ -#define maltxctp29r (MAL_DCR_BASE+0x3D) /* TX 29 Channel table ptr reg */ -#define maltxctp30r (MAL_DCR_BASE+0x3E) /* TX 30 Channel table ptr reg */ -#define maltxctp31r (MAL_DCR_BASE+0x3F) /* TX 31 Channel table ptr reg */ -#define malrxctp0r (MAL_DCR_BASE+0x40) /* RX 0 Channel table ptr reg */ -#define malrxctp1r (MAL_DCR_BASE+0x41) /* RX 1 Channel table ptr reg */ -#define malrxctp2r (MAL_DCR_BASE+0x42) /* RX 2 Channel table ptr reg */ -#define malrxctp3r (MAL_DCR_BASE+0x43) /* RX 3 Channel table ptr reg */ -#define malrxctp4r (MAL_DCR_BASE+0x44) /* RX 4 Channel table ptr reg */ -#define malrxctp5r (MAL_DCR_BASE+0x45) /* RX 5 Channel table ptr reg */ -#define malrxctp6r (MAL_DCR_BASE+0x46) /* RX 6 Channel table ptr reg */ -#define malrxctp7r (MAL_DCR_BASE+0x47) /* RX 7 Channel table ptr reg */ -#define malrxctp8r (MAL_DCR_BASE+0x48) /* RX 8 Channel table ptr reg */ -#define malrxctp9r (MAL_DCR_BASE+0x49) /* RX 9 Channel table ptr reg */ -#define malrxctp10r (MAL_DCR_BASE+0x4A) /* RX 10 Channel table ptr reg */ -#define malrxctp11r (MAL_DCR_BASE+0x4B) /* RX 11 Channel table ptr reg */ -#define malrxctp12r (MAL_DCR_BASE+0x4C) /* RX 12 Channel table ptr reg */ -#define malrxctp13r (MAL_DCR_BASE+0x4D) /* RX 13 Channel table ptr reg */ -#define malrxctp14r (MAL_DCR_BASE+0x4E) /* RX 14 Channel table ptr reg */ -#define malrxctp15r (MAL_DCR_BASE+0x4F) /* RX 15 Channel table ptr reg */ -#define malrxctp16r (MAL_DCR_BASE+0x50) /* RX 16 Channel table ptr reg */ -#define malrxctp17r (MAL_DCR_BASE+0x51) /* RX 17 Channel table ptr reg */ -#define malrxctp18r (MAL_DCR_BASE+0x52) /* RX 18 Channel table ptr reg */ -#define malrxctp19r (MAL_DCR_BASE+0x53) /* RX 19 Channel table ptr reg */ -#define malrxctp20r (MAL_DCR_BASE+0x54) /* RX 20 Channel table ptr reg */ -#define malrxctp21r (MAL_DCR_BASE+0x55) /* RX 21 Channel table ptr reg */ -#define malrxctp22r (MAL_DCR_BASE+0x56) /* RX 22 Channel table ptr reg */ -#define malrxctp23r (MAL_DCR_BASE+0x57) /* RX 23 Channel table ptr reg */ -#define malrxctp24r (MAL_DCR_BASE+0x58) /* RX 24 Channel table ptr reg */ -#define malrxctp25r (MAL_DCR_BASE+0x59) /* RX 25 Channel table ptr reg */ -#define malrxctp26r (MAL_DCR_BASE+0x5A) /* RX 26 Channel table ptr reg */ -#define malrxctp27r (MAL_DCR_BASE+0x5B) /* RX 27 Channel table ptr reg */ -#define malrxctp28r (MAL_DCR_BASE+0x5C) /* RX 28 Channel table ptr reg */ -#define malrxctp29r (MAL_DCR_BASE+0x5D) /* RX 29 Channel table ptr reg */ -#define malrxctp30r (MAL_DCR_BASE+0x5E) /* RX 30 Channel table ptr reg */ -#define malrxctp31r (MAL_DCR_BASE+0x5F) /* RX 31 Channel table ptr reg */ -#define malrcbs0 (MAL_DCR_BASE+0x60) /* RX 0 Channel buffer size reg */ -#define malrcbs1 (MAL_DCR_BASE+0x61) /* RX 1 Channel buffer size reg */ -#define malrcbs2 (MAL_DCR_BASE+0x62) /* RX 2 Channel buffer size reg */ -#define malrcbs3 (MAL_DCR_BASE+0x63) /* RX 3 Channel buffer size reg */ -#define malrcbs4 (MAL_DCR_BASE+0x64) /* RX 4 Channel buffer size reg */ -#define malrcbs5 (MAL_DCR_BASE+0x65) /* RX 5 Channel buffer size reg */ -#define malrcbs6 (MAL_DCR_BASE+0x66) /* RX 6 Channel buffer size reg */ -#define malrcbs7 (MAL_DCR_BASE+0x67) /* RX 7 Channel buffer size reg */ -#define malrcbs8 (MAL_DCR_BASE+0x68) /* RX 8 Channel buffer size reg */ -#define malrcbs9 (MAL_DCR_BASE+0x69) /* RX 9 Channel buffer size reg */ -#define malrcbs10 (MAL_DCR_BASE+0x6A) /* RX 10 Channel buffer size reg */ -#define malrcbs11 (MAL_DCR_BASE+0x6B) /* RX 11 Channel buffer size reg */ -#define malrcbs12 (MAL_DCR_BASE+0x6C) /* RX 12 Channel buffer size reg */ -#define malrcbs13 (MAL_DCR_BASE+0x6D) /* RX 13 Channel buffer size reg */ -#define malrcbs14 (MAL_DCR_BASE+0x6E) /* RX 14 Channel buffer size reg */ -#define malrcbs15 (MAL_DCR_BASE+0x6F) /* RX 15 Channel buffer size reg */ -#define malrcbs16 (MAL_DCR_BASE+0x70) /* RX 16 Channel buffer size reg */ -#define malrcbs17 (MAL_DCR_BASE+0x71) /* RX 17 Channel buffer size reg */ -#define malrcbs18 (MAL_DCR_BASE+0x72) /* RX 18 Channel buffer size reg */ -#define malrcbs19 (MAL_DCR_BASE+0x73) /* RX 19 Channel buffer size reg */ -#define malrcbs20 (MAL_DCR_BASE+0x74) /* RX 20 Channel buffer size reg */ -#define malrcbs21 (MAL_DCR_BASE+0x75) /* RX 21 Channel buffer size reg */ -#define malrcbs22 (MAL_DCR_BASE+0x76) /* RX 22 Channel buffer size reg */ -#define malrcbs23 (MAL_DCR_BASE+0x77) /* RX 23 Channel buffer size reg */ -#define malrcbs24 (MAL_DCR_BASE+0x78) /* RX 24 Channel buffer size reg */ -#define malrcbs25 (MAL_DCR_BASE+0x79) /* RX 25 Channel buffer size reg */ -#define malrcbs26 (MAL_DCR_BASE+0x7A) /* RX 26 Channel buffer size reg */ -#define malrcbs27 (MAL_DCR_BASE+0x7B) /* RX 27 Channel buffer size reg */ -#define malrcbs28 (MAL_DCR_BASE+0x7C) /* RX 28 Channel buffer size reg */ -#define malrcbs29 (MAL_DCR_BASE+0x7D) /* RX 29 Channel buffer size reg */ -#define malrcbs30 (MAL_DCR_BASE+0x7E) /* RX 30 Channel buffer size reg */ -#define malrcbs31 (MAL_DCR_BASE+0x7F) /* RX 31 Channel buffer size reg */ - -#else /* !defined(CONFIG_405EZ) */ - -#define MAL_DCR_BASE 0x180 -#define malmcr (MAL_DCR_BASE+0x00) /* MAL Config reg */ -#define malesr (MAL_DCR_BASE+0x01) /* Error Status reg (Read/Clear) */ -#define malier (MAL_DCR_BASE+0x02) /* Interrupt enable reg */ -#define maldbr (MAL_DCR_BASE+0x03) /* Mal Debug reg (Read only) */ -#define maltxcasr (MAL_DCR_BASE+0x04) /* TX Channel active reg (set) */ -#define maltxcarr (MAL_DCR_BASE+0x05) /* TX Channel active reg (Reset) */ -#define maltxeobisr (MAL_DCR_BASE+0x06) /* TX End of buffer int status reg */ -#define maltxdeir (MAL_DCR_BASE+0x07) /* TX Descr. Error Int reg */ -#define malrxcasr (MAL_DCR_BASE+0x10) /* RX Channel active reg (set) */ -#define malrxcarr (MAL_DCR_BASE+0x11) /* RX Channel active reg (Reset) */ -#define malrxeobisr (MAL_DCR_BASE+0x12) /* RX End of buffer int status reg */ -#define malrxdeir (MAL_DCR_BASE+0x13) /* RX Descr. Error Int reg */ -#define maltxctp0r (MAL_DCR_BASE+0x20) /* TX 0 Channel table pointer reg */ -#define maltxctp1r (MAL_DCR_BASE+0x21) /* TX 1 Channel table pointer reg */ -#define maltxctp2r (MAL_DCR_BASE+0x22) /* TX 2 Channel table pointer reg */ -#define malrxctp0r (MAL_DCR_BASE+0x40) /* RX 0 Channel table pointer reg */ -#define malrxctp1r (MAL_DCR_BASE+0x41) /* RX 1 Channel table pointer reg */ -#define malrcbs0 (MAL_DCR_BASE+0x60) /* RX 0 Channel buffer size reg */ -#define malrcbs1 (MAL_DCR_BASE+0x61) /* RX 1 Channel buffer size reg */ -#endif /* defined(CONFIG_405EZ) */ - -/*----------------------------------------------------------------------------- -| IIC Register Offsets -'----------------------------------------------------------------------------*/ -#define IICMDBUF 0x00 -#define IICSDBUF 0x02 -#define IICLMADR 0x04 -#define IICHMADR 0x05 -#define IICCNTL 0x06 -#define IICMDCNTL 0x07 -#define IICSTS 0x08 -#define IICEXTSTS 0x09 -#define IICLSADR 0x0A -#define IICHSADR 0x0B -#define IICCLKDIV 0x0C -#define IICINTRMSK 0x0D -#define IICXFRCNT 0x0E -#define IICXTCNTLSS 0x0F -#define IICDIRECTCNTL 0x10 - -/*----------------------------------------------------------------------------- -| UART Register Offsets -'----------------------------------------------------------------------------*/ -#define DATA_REG 0x00 -#define DL_LSB 0x00 -#define DL_MSB 0x01 -#define INT_ENABLE 0x01 -#define FIFO_CONTROL 0x02 -#define LINE_CONTROL 0x03 -#define MODEM_CONTROL 0x04 -#define LINE_STATUS 0x05 -#define MODEM_STATUS 0x06 -#define SCRATCH 0x07 - -/****************************************************************************** - * On Chip Memory - ******************************************************************************/ -#if defined(CONFIG_405EZ) -#define OCM_DCR_BASE 0x020 -#define ocmplb3cr1 (OCM_DCR_BASE+0x00) /* OCM PLB3 Bank 1 Config Reg */ -#define ocmplb3cr2 (OCM_DCR_BASE+0x01) /* OCM PLB3 Bank 2 Config Reg */ -#define ocmplb3bear (OCM_DCR_BASE+0x02) /* OCM PLB3 Bus Error Add Reg */ -#define ocmplb3besr0 (OCM_DCR_BASE+0x03) /* OCM PLB3 Bus Error Stat Reg 0 */ -#define ocmplb3besr1 (OCM_DCR_BASE+0x04) /* OCM PLB3 Bus Error Stat Reg 1 */ -#define ocmcid (OCM_DCR_BASE+0x05) /* OCM Core ID */ -#define ocmrevid (OCM_DCR_BASE+0x06) /* OCM Revision ID */ -#define ocmplb3dpc (OCM_DCR_BASE+0x07) /* OCM PLB3 Data Parity Check */ -#define ocmdscr1 (OCM_DCR_BASE+0x08) /* OCM D-side Bank 1 Config Reg */ -#define ocmdscr2 (OCM_DCR_BASE+0x09) /* OCM D-side Bank 2 Config Reg */ -#define ocmiscr1 (OCM_DCR_BASE+0x0A) /* OCM I-side Bank 1 Config Reg */ -#define ocmiscr2 (OCM_DCR_BASE+0x0B) /* OCM I-side Bank 2 Config Reg */ -#define ocmdsisdpc (OCM_DCR_BASE+0x0C) /* OCM D-side/I-side Data Par Chk*/ -#define ocmdsisbear (OCM_DCR_BASE+0x0D) /* OCM D-side/I-side Bus Err Addr*/ -#define ocmdsisbesr (OCM_DCR_BASE+0x0E) /* OCM D-side/I-side Bus Err Stat*/ -#else -#define OCM_DCR_BASE 0x018 -#define ocmisarc (OCM_DCR_BASE+0x00) /* OCM I-side address compare reg */ -#define ocmiscntl (OCM_DCR_BASE+0x01) /* OCM I-side control reg */ -#define ocmdsarc (OCM_DCR_BASE+0x02) /* OCM D-side address compare reg */ -#define ocmdscntl (OCM_DCR_BASE+0x03) /* OCM D-side control reg */ -#endif /* CONFIG_405EZ */ - -/****************************************************************************** - * GPIO macro register defines - ******************************************************************************/ -#if defined(CONFIG_405EZ) -/* Only the 405EZ has 2 GPIOs */ -#define GPIO_BASE 0xEF600700 -#define GPIO0_OR (GPIO_BASE+0x0) -#define GPIO0_TCR (GPIO_BASE+0x4) -#define GPIO0_OSRL (GPIO_BASE+0x8) -#define GPIO0_OSRH (GPIO_BASE+0xC) -#define GPIO0_TSRL (GPIO_BASE+0x10) -#define GPIO0_TSRH (GPIO_BASE+0x14) -#define GPIO0_ODR (GPIO_BASE+0x18) -#define GPIO0_IR (GPIO_BASE+0x1C) -#define GPIO0_RR1 (GPIO_BASE+0x20) -#define GPIO0_RR2 (GPIO_BASE+0x24) -#define GPIO0_RR3 (GPIO_BASE+0x28) -#define GPIO0_ISR1L (GPIO_BASE+0x30) -#define GPIO0_ISR1H (GPIO_BASE+0x34) -#define GPIO0_ISR2L (GPIO_BASE+0x38) -#define GPIO0_ISR2H (GPIO_BASE+0x3C) -#define GPIO0_ISR3L (GPIO_BASE+0x40) -#define GPIO0_ISR3H (GPIO_BASE+0x44) - -#define GPIO1_BASE 0xEF600800 -#define GPIO1_OR (GPIO1_BASE+0x0) -#define GPIO1_TCR (GPIO1_BASE+0x4) -#define GPIO1_OSRL (GPIO1_BASE+0x8) -#define GPIO1_OSRH (GPIO1_BASE+0xC) -#define GPIO1_TSRL (GPIO1_BASE+0x10) -#define GPIO1_TSRH (GPIO1_BASE+0x14) -#define GPIO1_ODR (GPIO1_BASE+0x18) -#define GPIO1_IR (GPIO1_BASE+0x1C) -#define GPIO1_RR1 (GPIO1_BASE+0x20) -#define GPIO1_RR2 (GPIO1_BASE+0x24) -#define GPIO1_RR3 (GPIO1_BASE+0x28) -#define GPIO1_ISR1L (GPIO1_BASE+0x30) -#define GPIO1_ISR1H (GPIO1_BASE+0x34) -#define GPIO1_ISR2L (GPIO1_BASE+0x38) -#define GPIO1_ISR2H (GPIO1_BASE+0x3C) -#define GPIO1_ISR3L (GPIO1_BASE+0x40) -#define GPIO1_ISR3H (GPIO1_BASE+0x44) - -#elif defined(CONFIG_405EX) -#define GPIO_BASE 0xEF600800 -#define GPIO0_OR (GPIO_BASE+0x0) -#define GPIO0_TCR (GPIO_BASE+0x4) -#define GPIO0_OSRL (GPIO_BASE+0x8) -#define GPIO0_OSRH (GPIO_BASE+0xC) -#define GPIO0_TSRL (GPIO_BASE+0x10) -#define GPIO0_TSRH (GPIO_BASE+0x14) -#define GPIO0_ODR (GPIO_BASE+0x18) -#define GPIO0_IR (GPIO_BASE+0x1C) -#define GPIO0_RR1 (GPIO_BASE+0x20) -#define GPIO0_RR2 (GPIO_BASE+0x24) -#define GPIO0_ISR1L (GPIO_BASE+0x30) -#define GPIO0_ISR1H (GPIO_BASE+0x34) -#define GPIO0_ISR2L (GPIO_BASE+0x38) -#define GPIO0_ISR2H (GPIO_BASE+0x3C) -#define GPIO0_ISR3L (GPIO_BASE+0x40) -#define GPIO0_ISR3H (GPIO_BASE+0x44) - -#else /* !405EZ */ - -#define GPIO_BASE 0xEF600700 -#define GPIO0_OR (GPIO_BASE+0x0) -#define GPIO0_TCR (GPIO_BASE+0x4) -#define GPIO0_OSRH (GPIO_BASE+0x8) -#define GPIO0_OSRL (GPIO_BASE+0xC) -#define GPIO0_TSRH (GPIO_BASE+0x10) -#define GPIO0_TSRL (GPIO_BASE+0x14) -#define GPIO0_ODR (GPIO_BASE+0x18) -#define GPIO0_IR (GPIO_BASE+0x1C) -#define GPIO0_RR1 (GPIO_BASE+0x20) -#define GPIO0_RR2 (GPIO_BASE+0x24) -#define GPIO0_ISR1H (GPIO_BASE+0x30) -#define GPIO0_ISR1L (GPIO_BASE+0x34) -#define GPIO0_ISR2H (GPIO_BASE+0x38) -#define GPIO0_ISR2L (GPIO_BASE+0x3C) - -#endif /* CONFIG_405EZ */ - -#define GPIO0_BASE GPIO_BASE - -#if defined(CONFIG_405EX) -#define SDR0_SRST 0x0200 - -/* - * Software Reset Register - */ -#define SDR0_SRST_BGO PPC_REG_VAL(0, 1) -#define SDR0_SRST_PLB4 PPC_REG_VAL(1, 1) -#define SDR0_SRST_EBC PPC_REG_VAL(2, 1) -#define SDR0_SRST_OPB PPC_REG_VAL(3, 1) -#define SDR0_SRST_UART0 PPC_REG_VAL(4, 1) -#define SDR0_SRST_UART1 PPC_REG_VAL(5, 1) -#define SDR0_SRST_IIC0 PPC_REG_VAL(6, 1) -#define SDR0_SRST_BGI PPC_REG_VAL(7, 1) -#define SDR0_SRST_GPIO PPC_REG_VAL(8, 1) -#define SDR0_SRST_GPT PPC_REG_VAL(9, 1) -#define SDR0_SRST_DMC PPC_REG_VAL(10, 1) -#define SDR0_SRST_RGMII PPC_REG_VAL(11, 1) -#define SDR0_SRST_EMAC0 PPC_REG_VAL(12, 1) -#define SDR0_SRST_EMAC1 PPC_REG_VAL(13, 1) -#define SDR0_SRST_CPM PPC_REG_VAL(14, 1) -#define SDR0_SRST_EPLL PPC_REG_VAL(15, 1) -#define SDR0_SRST_UIC PPC_REG_VAL(16, 1) -#define SDR0_SRST_UPRST PPC_REG_VAL(17, 1) -#define SDR0_SRST_IIC1 PPC_REG_VAL(18, 1) -#define SDR0_SRST_SCP PPC_REG_VAL(19, 1) -#define SDR0_SRST_UHRST PPC_REG_VAL(20, 1) -#define SDR0_SRST_DMA PPC_REG_VAL(21, 1) -#define SDR0_SRST_DMAC PPC_REG_VAL(22, 1) -#define SDR0_SRST_MAL PPC_REG_VAL(23, 1) -#define SDR0_SRST_EBM PPC_REG_VAL(24, 1) -#define SDR0_SRST_GPTR PPC_REG_VAL(25, 1) -#define SDR0_SRST_PE0 PPC_REG_VAL(26, 1) -#define SDR0_SRST_PE1 PPC_REG_VAL(27, 1) -#define SDR0_SRST_CRYP PPC_REG_VAL(28, 1) -#define SDR0_SRST_PKP PPC_REG_VAL(29, 1) -#define SDR0_SRST_AHB PPC_REG_VAL(30, 1) -#define SDR0_SRST_NDFC PPC_REG_VAL(31, 1) - -#define sdr_uart0 0x0120 /* UART0 Config */ -#define sdr_uart1 0x0121 /* UART1 Config */ -#define sdr_mfr 0x4300 /* SDR0_MFR reg */ - -/* Defines for CPC0_EPRCSR register */ -#define CPC0_EPRCSR_E0NFE 0x80000000 -#define CPC0_EPRCSR_E1NFE 0x40000000 -#define CPC0_EPRCSR_E1RPP 0x00000080 -#define CPC0_EPRCSR_E0RPP 0x00000040 -#define CPC0_EPRCSR_E1ERP 0x00000020 -#define CPC0_EPRCSR_E0ERP 0x00000010 -#define CPC0_EPRCSR_E1PCI 0x00000002 -#define CPC0_EPRCSR_E0PCI 0x00000001 - -#define cpr0_clkupd 0x020 -#define cpr0_pllc 0x040 -#define cpr0_plld 0x060 -#define cpr0_cpud 0x080 -#define cpr0_plbd 0x0a0 -#define cpr0_opbd 0x0c0 -#define cpr0_perd 0x0e0 -#define cpr0_ahbd 0x100 -#define cpr0_icfg 0x140 - -#define SDR_PINSTP 0x0040 -#define sdr_sdcs 0x0060 - -#define SDR0_SDCS_SDD (0x80000000 >> 31) - -/* CUST0 Customer Configuration Register0 */ -#define SDR0_CUST0 0x4000 -#define SDR0_CUST0_MUX_E_N_G_MASK 0xC0000000 /* Mux_Emac_NDFC_GPIO */ -#define SDR0_CUST0_MUX_EMAC_SEL 0x40000000 /* Emac Selection */ -#define SDR0_CUST0_MUX_NDFC_SEL 0x80000000 /* NDFC Selection */ -#define SDR0_CUST0_MUX_GPIO_SEL 0xC0000000 /* GPIO Selection */ - -#define SDR0_CUST0_NDFC_EN_MASK 0x20000000 /* NDFC Enable Mask */ -#define SDR0_CUST0_NDFC_ENABLE 0x20000000 /* NDFC Enable */ -#define SDR0_CUST0_NDFC_DISABLE 0x00000000 /* NDFC Disable */ - -#define SDR0_CUST0_NDFC_BW_MASK 0x10000000 /* NDFC Boot Width */ -#define SDR0_CUST0_NDFC_BW_16_BIT 0x10000000 /* NDFC Boot Width = 16 Bit */ -#define SDR0_CUST0_NDFC_BW_8_BIT 0x00000000 /* NDFC Boot Width = 8 Bit */ - -#define SDR0_CUST0_NDFC_BP_MASK 0x0F000000 /* NDFC Boot Page */ -#define SDR0_CUST0_NDFC_BP_ENCODE(n) ((((unsigned long)(n))&0xF)<<24) -#define SDR0_CUST0_NDFC_BP_DECODE(n) ((((unsigned long)(n))>>24)&0x0F) - -#define SDR0_CUST0_NDFC_BAC_MASK 0x00C00000 /* NDFC Boot Address Cycle */ -#define SDR0_CUST0_NDFC_BAC_ENCODE(n) ((((unsigned long)(n))&0x3)<<22) -#define SDR0_CUST0_NDFC_BAC_DECODE(n) ((((unsigned long)(n))>>22)&0x03) - -#define SDR0_CUST0_NDFC_ARE_MASK 0x00200000 /* NDFC Auto Read Enable */ -#define SDR0_CUST0_NDFC_ARE_ENABLE 0x00200000 /* NDFC Auto Read Enable */ -#define SDR0_CUST0_NDFC_ARE_DISABLE 0x00000000 /* NDFC Auto Read Disable */ - -#define SDR0_CUST0_NRB_MASK 0x00100000 /* NDFC Ready / Busy */ -#define SDR0_CUST0_NRB_BUSY 0x00100000 /* Busy */ -#define SDR0_CUST0_NRB_READY 0x00000000 /* Ready */ - -#define SDR0_CUST0_NDRSC_MASK 0x0000FFF0 /* NDFC Device Reset Count Mask */ -#define SDR0_CUST0_NDRSC_ENCODE(n) ((((unsigned long)(n))&0xFFF)<<4) -#define SDR0_CUST0_NDRSC_DECODE(n) ((((unsigned long)(n))>>4)&0xFFF) - -#define SDR0_CUST0_CHIPSELGAT_MASK 0x0000000F /* Chip Select Gating Mask */ -#define SDR0_CUST0_CHIPSELGAT_DIS 0x00000000 /* Chip Select Gating Disable */ -#define SDR0_CUST0_CHIPSELGAT_ENALL 0x0000000F /* All Chip Select Gating Enable */ -#define SDR0_CUST0_CHIPSELGAT_EN0 0x00000008 /* Chip Select0 Gating Enable */ -#define SDR0_CUST0_CHIPSELGAT_EN1 0x00000004 /* Chip Select1 Gating Enable */ -#define SDR0_CUST0_CHIPSELGAT_EN2 0x00000002 /* Chip Select2 Gating Enable */ -#define SDR0_CUST0_CHIPSELGAT_EN3 0x00000001 /* Chip Select3 Gating Enable */ - -#define SDR0_PFC0 0x4100 -#define SDR0_PFC1 0x4101 -#define SDR0_PFC1_U1ME 0x02000000 -#define SDR0_PFC1_U0ME 0x00080000 -#define SDR0_PFC1_U0IM 0x00040000 -#define SDR0_PFC1_SIS 0x00020000 -#define SDR0_PFC1_DMAAEN 0x00010000 -#define SDR0_PFC1_DMADEN 0x00008000 -#define SDR0_PFC1_USBEN 0x00004000 -#define SDR0_PFC1_AHBSWAP 0x00000020 -#define SDR0_PFC1_USBBIGEN 0x00000010 -#define SDR0_PFC1_GPT_FREQ 0x0000000f -#endif - -/* General Purpose Timer (GPT) Register Offsets */ -#define GPT0_TBC 0x00000000 -#define GPT0_IM 0x00000018 -#define GPT0_ISS 0x0000001C -#define GPT0_ISC 0x00000020 -#define GPT0_IE 0x00000024 -#define GPT0_COMP0 0x00000080 -#define GPT0_COMP1 0x00000084 -#define GPT0_COMP2 0x00000088 -#define GPT0_COMP3 0x0000008C -#define GPT0_COMP4 0x00000090 -#define GPT0_COMP5 0x00000094 -#define GPT0_COMP6 0x00000098 -#define GPT0_MASK0 0x000000C0 -#define GPT0_MASK1 0x000000C4 -#define GPT0_MASK2 0x000000C8 -#define GPT0_MASK3 0x000000CC -#define GPT0_MASK4 0x000000D0 -#define GPT0_MASK5 0x000000D4 -#define GPT0_MASK6 0x000000D8 -#define GPT0_DCT0 0x00000110 -#define GPT0_DCIS 0x0000011C - -#endif /* __PPC405_H__ */ +/*----------------------------------------------------------------------------+ +| +| This source code has been made available to you by IBM on an AS-IS +| basis. Anyone receiving this source is licensed under IBM +| copyrights to use it in any way he or she deems fit, including +| copying it, modifying it, compiling it, and redistributing it either +| with or without modifications. No license under IBM patents or +| patent applications is to be implied by the copyright license. +| +| Any user of this software should understand that IBM cannot provide +| technical support for this software and will not be responsible for +| any consequences resulting from the use of this software. +| +| Any person who transfers this source code or any derivative work +| must include the IBM copyright notice, this paragraph, and the +| preceding two paragraphs in the transferred software. +| +| COPYRIGHT I B M CORPORATION 1999 +| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M ++----------------------------------------------------------------------------*/ + +#ifndef __PPC405_H__ +#define __PPC405_H__ + +/* Define bits and masks for real-mode storage attribute control registers */ +#define PPC_128MB_SACR_BIT(addr) ((addr) >> 27) +#define PPC_128MB_SACR_VALUE(addr) PPC_REG_VAL(PPC_128MB_SACR_BIT(addr),1) + +/****************************************************************************** + * Special for PPC405GP + ******************************************************************************/ + +/****************************************************************************** + * DMA + ******************************************************************************/ +#define DMA_DCR_BASE 0x100 +#define dmacr0 (DMA_DCR_BASE+0x00) /* DMA channel control register 0 */ +#define dmact0 (DMA_DCR_BASE+0x01) /* DMA count register 0 */ +#define dmada0 (DMA_DCR_BASE+0x02) /* DMA destination address register 0 */ +#define dmasa0 (DMA_DCR_BASE+0x03) /* DMA source address register 0 */ +#define dmasb0 (DMA_DCR_BASE+0x04) /* DMA scatter/gather descriptor addr 0 */ +#define dmacr1 (DMA_DCR_BASE+0x08) /* DMA channel control register 1 */ +#define dmact1 (DMA_DCR_BASE+0x09) /* DMA count register 1 */ +#define dmada1 (DMA_DCR_BASE+0x0a) /* DMA destination address register 1 */ +#define dmasa1 (DMA_DCR_BASE+0x0b) /* DMA source address register 1 */ +#define dmasb1 (DMA_DCR_BASE+0x0c) /* DMA scatter/gather descriptor addr 1 */ +#define dmacr2 (DMA_DCR_BASE+0x10) /* DMA channel control register 2 */ +#define dmact2 (DMA_DCR_BASE+0x11) /* DMA count register 2 */ +#define dmada2 (DMA_DCR_BASE+0x12) /* DMA destination address register 2 */ +#define dmasa2 (DMA_DCR_BASE+0x13) /* DMA source address register 2 */ +#define dmasb2 (DMA_DCR_BASE+0x14) /* DMA scatter/gather descriptor addr 2 */ +#define dmacr3 (DMA_DCR_BASE+0x18) /* DMA channel control register 3 */ +#define dmact3 (DMA_DCR_BASE+0x19) /* DMA count register 3 */ +#define dmada3 (DMA_DCR_BASE+0x1a) /* DMA destination address register 3 */ +#define dmasa3 (DMA_DCR_BASE+0x1b) /* DMA source address register 3 */ +#define dmasb3 (DMA_DCR_BASE+0x1c) /* DMA scatter/gather descriptor addr 3 */ +#define dmasr (DMA_DCR_BASE+0x20) /* DMA status register */ +#define dmasgc (DMA_DCR_BASE+0x23) /* DMA scatter/gather command register */ +#define dmaadr (DMA_DCR_BASE+0x24) /* DMA address decode register */ + +#ifndef CONFIG_405EP +/****************************************************************************** + * Decompression Controller + ******************************************************************************/ +#define DECOMP_DCR_BASE 0x14 +#define kiar (DECOMP_DCR_BASE+0x0) /* Decompression controller addr reg */ +#define kidr (DECOMP_DCR_BASE+0x1) /* Decompression controller data reg */ + /* values for kiar register - indirect addressing of these regs */ + #define kitor0 0x00 /* index table origin register 0 */ + #define kitor1 0x01 /* index table origin register 1 */ + #define kitor2 0x02 /* index table origin register 2 */ + #define kitor3 0x03 /* index table origin register 3 */ + #define kaddr0 0x04 /* address decode definition regsiter 0 */ + #define kaddr1 0x05 /* address decode definition regsiter 1 */ + #define kconf 0x40 /* decompression core config register */ + #define kid 0x41 /* decompression core ID register */ + #define kver 0x42 /* decompression core version # reg */ + #define kpear 0x50 /* bus error addr reg (PLB addr) */ + #define kbear 0x51 /* bus error addr reg (DCP to EBIU addr)*/ + #define kesr0 0x52 /* bus error status reg 0 (R/clear) */ + #define kesr0s 0x53 /* bus error status reg 0 (set) */ + /* There are 0x400 of the following registers, from krom0 to krom3ff*/ + /* Only the first one is given here. */ + #define krom0 0x400 /* SRAM/ROM read/write */ +#endif + +/****************************************************************************** + * Power Management + ******************************************************************************/ +#ifdef CONFIG_405EX +#define POWERMAN_DCR_BASE 0xb0 +#else +#define POWERMAN_DCR_BASE 0xb8 +#endif +#define cpmsr (POWERMAN_DCR_BASE+0x0) /* Power management status */ +#define cpmer (POWERMAN_DCR_BASE+0x1) /* Power management enable */ +#define cpmfr (POWERMAN_DCR_BASE+0x2) /* Power management force */ + +/****************************************************************************** + * Extrnal Bus Controller + ******************************************************************************/ + /* values for ebccfga register - indirect addressing of these regs */ + #define pb0cr 0x00 /* periph bank 0 config reg */ + #define pb1cr 0x01 /* periph bank 1 config reg */ + #define pb2cr 0x02 /* periph bank 2 config reg */ + #define pb3cr 0x03 /* periph bank 3 config reg */ + #define pb4cr 0x04 /* periph bank 4 config reg */ +#ifndef CONFIG_405EP + #define pb5cr 0x05 /* periph bank 5 config reg */ + #define pb6cr 0x06 /* periph bank 6 config reg */ + #define pb7cr 0x07 /* periph bank 7 config reg */ +#endif + #define pb0ap 0x10 /* periph bank 0 access parameters */ + #define pb1ap 0x11 /* periph bank 1 access parameters */ + #define pb2ap 0x12 /* periph bank 2 access parameters */ + #define pb3ap 0x13 /* periph bank 3 access parameters */ + #define pb4ap 0x14 /* periph bank 4 access parameters */ +#ifndef CONFIG_405EP + #define pb5ap 0x15 /* periph bank 5 access parameters */ + #define pb6ap 0x16 /* periph bank 6 access parameters */ + #define pb7ap 0x17 /* periph bank 7 access parameters */ +#endif + #define pbear 0x20 /* periph bus error addr reg */ + #define pbesr0 0x21 /* periph bus error status reg 0 */ + #define pbesr1 0x22 /* periph bus error status reg 1 */ + #define epcr 0x23 /* external periph control reg */ +#define EBC0_CFG 0x23 /* external bus configuration reg */ + +#ifdef CONFIG_405EP +/****************************************************************************** + * Control + ******************************************************************************/ +#define CNTRL_DCR_BASE 0x0f0 +#define cpc0_pllmr0 (CNTRL_DCR_BASE+0x0) /* PLL mode register 0 */ +#define cpc0_boot (CNTRL_DCR_BASE+0x1) /* Clock status register */ +#define cpc0_epctl (CNTRL_DCR_BASE+0x3) /* EMAC to PHY control register */ +#define cpc0_pllmr1 (CNTRL_DCR_BASE+0x4) /* PLL mode register 1 */ +#define cpc0_ucr (CNTRL_DCR_BASE+0x5) /* UART control register */ +#define cpc0_pci (CNTRL_DCR_BASE+0x9) /* PCI control register */ + +#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */ +#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */ +#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */ +#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register*/ +#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */ +#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */ +#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */ +#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */ +#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */ +#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */ + +/* Bit definitions */ +#define PLLMR0_CPU_DIV_MASK 0x00300000 /* CPU clock divider */ +#define PLLMR0_CPU_DIV_BYPASS 0x00000000 +#define PLLMR0_CPU_DIV_2 0x00100000 +#define PLLMR0_CPU_DIV_3 0x00200000 +#define PLLMR0_CPU_DIV_4 0x00300000 + +#define PLLMR0_CPU_TO_PLB_MASK 0x00030000 /* CPU:PLB Frequency Divisor */ +#define PLLMR0_CPU_PLB_DIV_1 0x00000000 +#define PLLMR0_CPU_PLB_DIV_2 0x00010000 +#define PLLMR0_CPU_PLB_DIV_3 0x00020000 +#define PLLMR0_CPU_PLB_DIV_4 0x00030000 + +#define PLLMR0_OPB_TO_PLB_MASK 0x00003000 /* OPB:PLB Frequency Divisor */ +#define PLLMR0_OPB_PLB_DIV_1 0x00000000 +#define PLLMR0_OPB_PLB_DIV_2 0x00001000 +#define PLLMR0_OPB_PLB_DIV_3 0x00002000 +#define PLLMR0_OPB_PLB_DIV_4 0x00003000 + +#define PLLMR0_EXB_TO_PLB_MASK 0x00000300 /* External Bus:PLB Divisor */ +#define PLLMR0_EXB_PLB_DIV_2 0x00000000 +#define PLLMR0_EXB_PLB_DIV_3 0x00000100 +#define PLLMR0_EXB_PLB_DIV_4 0x00000200 +#define PLLMR0_EXB_PLB_DIV_5 0x00000300 + +#define PLLMR0_MAL_TO_PLB_MASK 0x00000030 /* MAL:PLB Divisor */ +#define PLLMR0_MAL_PLB_DIV_1 0x00000000 +#define PLLMR0_MAL_PLB_DIV_2 0x00000010 +#define PLLMR0_MAL_PLB_DIV_3 0x00000020 +#define PLLMR0_MAL_PLB_DIV_4 0x00000030 + +#define PLLMR0_PCI_TO_PLB_MASK 0x00000003 /* PCI:PLB Frequency Divisor */ +#define PLLMR0_PCI_PLB_DIV_1 0x00000000 +#define PLLMR0_PCI_PLB_DIV_2 0x00000001 +#define PLLMR0_PCI_PLB_DIV_3 0x00000002 +#define PLLMR0_PCI_PLB_DIV_4 0x00000003 + +#define PLLMR1_SSCS_MASK 0x80000000 /* Select system clock source */ +#define PLLMR1_PLLR_MASK 0x40000000 /* PLL reset */ +#define PLLMR1_FBMUL_MASK 0x00F00000 /* PLL feedback multiplier value */ +#define PLLMR1_FBMUL_DIV_16 0x00000000 +#define PLLMR1_FBMUL_DIV_1 0x00100000 +#define PLLMR1_FBMUL_DIV_2 0x00200000 +#define PLLMR1_FBMUL_DIV_3 0x00300000 +#define PLLMR1_FBMUL_DIV_4 0x00400000 +#define PLLMR1_FBMUL_DIV_5 0x00500000 +#define PLLMR1_FBMUL_DIV_6 0x00600000 +#define PLLMR1_FBMUL_DIV_7 0x00700000 +#define PLLMR1_FBMUL_DIV_8 0x00800000 +#define PLLMR1_FBMUL_DIV_9 0x00900000 +#define PLLMR1_FBMUL_DIV_10 0x00A00000 +#define PLLMR1_FBMUL_DIV_11 0x00B00000 +#define PLLMR1_FBMUL_DIV_12 0x00C00000 +#define PLLMR1_FBMUL_DIV_13 0x00D00000 +#define PLLMR1_FBMUL_DIV_14 0x00E00000 +#define PLLMR1_FBMUL_DIV_15 0x00F00000 + +#define PLLMR1_FWDVA_MASK 0x00070000 /* PLL forward divider A value */ +#define PLLMR1_FWDVA_DIV_8 0x00000000 +#define PLLMR1_FWDVA_DIV_7 0x00010000 +#define PLLMR1_FWDVA_DIV_6 0x00020000 +#define PLLMR1_FWDVA_DIV_5 0x00030000 +#define PLLMR1_FWDVA_DIV_4 0x00040000 +#define PLLMR1_FWDVA_DIV_3 0x00050000 +#define PLLMR1_FWDVA_DIV_2 0x00060000 +#define PLLMR1_FWDVA_DIV_1 0x00070000 +#define PLLMR1_FWDVB_MASK 0x00007000 /* PLL forward divider B value */ +#define PLLMR1_TUNING_MASK 0x000003FF /* PLL tune bits */ + +/* Defines for CPC0_EPRCSR register */ +#define CPC0_EPRCSR_E0NFE 0x80000000 +#define CPC0_EPRCSR_E1NFE 0x40000000 +#define CPC0_EPRCSR_E1RPP 0x00000080 +#define CPC0_EPRCSR_E0RPP 0x00000040 +#define CPC0_EPRCSR_E1ERP 0x00000020 +#define CPC0_EPRCSR_E0ERP 0x00000010 +#define CPC0_EPRCSR_E1PCI 0x00000002 +#define CPC0_EPRCSR_E0PCI 0x00000001 + +/* Defines for CPC0_PCI Register */ +#define CPC0_PCI_SPE 0x00000010 /* PCIINT/WE select */ +#define CPC0_PCI_HOST_CFG_EN 0x00000008 /* PCI host config Enable */ +#define CPC0_PCI_ARBIT_EN 0x00000001 /* PCI Internal Arb Enabled*/ + +/* Defines for CPC0_BOOR Register */ +#define CPC0_BOOT_SEP 0x00000002 /* serial EEPROM present */ + +/* Defines for CPC0_PLLMR1 Register fields */ +#define PLL_ACTIVE 0x80000000 +#define CPC0_PLLMR1_SSCS 0x80000000 +#define PLL_RESET 0x40000000 +#define CPC0_PLLMR1_PLLR 0x40000000 + /* Feedback multiplier */ +#define PLL_FBKDIV 0x00F00000 +#define CPC0_PLLMR1_FBDV 0x00F00000 +#define PLL_FBKDIV_16 0x00000000 +#define PLL_FBKDIV_1 0x00100000 +#define PLL_FBKDIV_2 0x00200000 +#define PLL_FBKDIV_3 0x00300000 +#define PLL_FBKDIV_4 0x00400000 +#define PLL_FBKDIV_5 0x00500000 +#define PLL_FBKDIV_6 0x00600000 +#define PLL_FBKDIV_7 0x00700000 +#define PLL_FBKDIV_8 0x00800000 +#define PLL_FBKDIV_9 0x00900000 +#define PLL_FBKDIV_10 0x00A00000 +#define PLL_FBKDIV_11 0x00B00000 +#define PLL_FBKDIV_12 0x00C00000 +#define PLL_FBKDIV_13 0x00D00000 +#define PLL_FBKDIV_14 0x00E00000 +#define PLL_FBKDIV_15 0x00F00000 + /* Forward A divisor */ +#define PLL_FWDDIVA 0x00070000 +#define CPC0_PLLMR1_FWDVA 0x00070000 +#define PLL_FWDDIVA_8 0x00000000 +#define PLL_FWDDIVA_7 0x00010000 +#define PLL_FWDDIVA_6 0x00020000 +#define PLL_FWDDIVA_5 0x00030000 +#define PLL_FWDDIVA_4 0x00040000 +#define PLL_FWDDIVA_3 0x00050000 +#define PLL_FWDDIVA_2 0x00060000 +#define PLL_FWDDIVA_1 0x00070000 + /* Forward B divisor */ +#define PLL_FWDDIVB 0x00007000 +#define CPC0_PLLMR1_FWDVB 0x00007000 +#define PLL_FWDDIVB_8 0x00000000 +#define PLL_FWDDIVB_7 0x00001000 +#define PLL_FWDDIVB_6 0x00002000 +#define PLL_FWDDIVB_5 0x00003000 +#define PLL_FWDDIVB_4 0x00004000 +#define PLL_FWDDIVB_3 0x00005000 +#define PLL_FWDDIVB_2 0x00006000 +#define PLL_FWDDIVB_1 0x00007000 + /* PLL tune bits */ +#define PLL_TUNE_MASK 0x000003FF +#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */ +#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */ +#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */ +#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */ +#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */ +#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */ +#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */ + +/* Defines for CPC0_PLLMR0 Register fields */ + /* CPU divisor */ +#define PLL_CPUDIV 0x00300000 +#define CPC0_PLLMR0_CCDV 0x00300000 +#define PLL_CPUDIV_1 0x00000000 +#define PLL_CPUDIV_2 0x00100000 +#define PLL_CPUDIV_3 0x00200000 +#define PLL_CPUDIV_4 0x00300000 + /* PLB divisor */ +#define PLL_PLBDIV 0x00030000 +#define CPC0_PLLMR0_CBDV 0x00030000 +#define PLL_PLBDIV_1 0x00000000 +#define PLL_PLBDIV_2 0x00010000 +#define PLL_PLBDIV_3 0x00020000 +#define PLL_PLBDIV_4 0x00030000 + /* OPB divisor */ +#define PLL_OPBDIV 0x00003000 +#define CPC0_PLLMR0_OPDV 0x00003000 +#define PLL_OPBDIV_1 0x00000000 +#define PLL_OPBDIV_2 0x00001000 +#define PLL_OPBDIV_3 0x00002000 +#define PLL_OPBDIV_4 0x00003000 + /* EBC divisor */ +#define PLL_EXTBUSDIV 0x00000300 +#define CPC0_PLLMR0_EPDV 0x00000300 +#define PLL_EXTBUSDIV_2 0x00000000 +#define PLL_EXTBUSDIV_3 0x00000100 +#define PLL_EXTBUSDIV_4 0x00000200 +#define PLL_EXTBUSDIV_5 0x00000300 + /* MAL divisor */ +#define PLL_MALDIV 0x00000030 +#define CPC0_PLLMR0_MPDV 0x00000030 +#define PLL_MALDIV_1 0x00000000 +#define PLL_MALDIV_2 0x00000010 +#define PLL_MALDIV_3 0x00000020 +#define PLL_MALDIV_4 0x00000030 + /* PCI divisor */ +#define PLL_PCIDIV 0x00000003 +#define CPC0_PLLMR0_PPFD 0x00000003 +#define PLL_PCIDIV_1 0x00000000 +#define PLL_PCIDIV_2 0x00000001 +#define PLL_PCIDIV_3 0x00000002 +#define PLL_PCIDIV_4 0x00000003 + +/* + *------------------------------------------------------------------------------- + * PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI, + * assuming a 33.3MHz input clock to the 405EP. + *------------------------------------------------------------------------------- + */ +#define PLLMR0_266_133_66 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_266_133_66 (PLL_FBKDIV_8 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) + +#define PLLMR0_133_66_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_133_66_66_33 (PLL_FBKDIV_4 | \ + PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \ + PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_266_133_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \ + PLL_MALDIV_1 | PLL_PCIDIV_4) +#define PLLMR1_266_133_66_33 (PLL_FBKDIV_8 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_266_66_33_33 (PLL_CPUDIV_1 | PLL_PLBDIV_4 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_2) +#define PLLMR1_266_66_33_33 (PLL_FBKDIV_8 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_3) +#define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) +#define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_1) +#define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) + +/* + * PLL Voltage Controlled Oscillator (VCO) definitions + * Maximum and minimum values (in MHz) for correct PLL operation. + */ +#define VCO_MIN 500 +#define VCO_MAX 1000 +#elif defined(CONFIG_405EZ) +#define sdrnand0 0x4000 +#define sdrultra0 0x4040 +#define sdrultra1 0x4050 +#define sdricintstat 0x4510 + +#define SDR_NAND0_NDEN 0x80000000 +#define SDR_NAND0_NDBTEN 0x40000000 +#define SDR_NAND0_NDBADR_MASK 0x30000000 +#define SDR_NAND0_NDBPG_MASK 0x0f000000 +#define SDR_NAND0_NDAREN 0x00800000 +#define SDR_NAND0_NDRBEN 0x00400000 + +#define SDR_ULTRA0_NDGPIOBP 0x80000000 +#define SDR_ULTRA0_CSN_MASK 0x78000000 +#define SDR_ULTRA0_CSNSEL0 0x40000000 +#define SDR_ULTRA0_CSNSEL1 0x20000000 +#define SDR_ULTRA0_CSNSEL2 0x10000000 +#define SDR_ULTRA0_CSNSEL3 0x08000000 +#define SDR_ULTRA0_EBCRDYEN 0x04000000 +#define SDR_ULTRA0_SPISSINEN 0x02000000 +#define SDR_ULTRA0_NFSRSTEN 0x01000000 + +#define SDR_ULTRA1_LEDNENABLE 0x40000000 + +#define SDR_ICRX_STAT 0x80000000 +#define SDR_ICTX0_STAT 0x40000000 +#define SDR_ICTX1_STAT 0x20000000 + +#define SDR_PINSTP 0x40 + +/****************************************************************************** + * Control + ******************************************************************************/ +/* CPR Registers */ +#define cprclkupd 0x020 /* CPR_CLKUPD */ +#define cprpllc 0x040 /* CPR_PLLC */ +#define cprplld 0x060 /* CPR_PLLD */ +#define cprprimad 0x080 /* CPR_PRIMAD */ +#define cprperd0 0x0e0 /* CPR_PERD0 */ +#define cprperd1 0x0e1 /* CPR_PERD1 */ +#define cprperc0 0x180 /* CPR_PERC0 */ +#define cprmisc0 0x181 /* CPR_MISC0 */ +#define cprmisc1 0x182 /* CPR_MISC1 */ + +#define CPR_CLKUPD_ENPLLCH_EN 0x40000000 /* Enable CPR PLL Changes */ +#define CPR_CLKUPD_ENDVCH_EN 0x20000000 /* Enable CPR Sys. Div. Changes */ +#define CPR_PERD0_SPIDV_MASK 0x000F0000 /* SPI Clock Divider */ + +#define PLLC_SRC_MASK 0x20000000 /* PLL feedback source */ + +#define PLLD_FBDV_MASK 0x1F000000 /* PLL feedback divider value */ +#define PLLD_FWDVA_MASK 0x000F0000 /* PLL forward divider A value */ +#define PLLD_FWDVB_MASK 0x00000700 /* PLL forward divider B value */ + +#define PRIMAD_CPUDV_MASK 0x0F000000 /* CPU Clock Divisor Mask */ +#define PRIMAD_PLBDV_MASK 0x000F0000 /* PLB Clock Divisor Mask */ +#define PRIMAD_OPBDV_MASK 0x00000F00 /* OPB Clock Divisor Mask */ +#define PRIMAD_EBCDV_MASK 0x0000000F /* EBC Clock Divisor Mask */ + +#define PERD0_PWMDV_MASK 0xFF000000 /* PWM Divider Mask */ +#define PERD0_SPIDV_MASK 0x000F0000 /* SPI Divider Mask */ +#define PERD0_U0DV_MASK 0x0000FF00 /* UART 0 Divider Mask */ +#define PERD0_U1DV_MASK 0x000000FF /* UART 1 Divider Mask */ + +#else /* #ifdef CONFIG_405EP */ +/****************************************************************************** + * Control + ******************************************************************************/ +#define CNTRL_DCR_BASE 0x0b0 +#define pllmd (CNTRL_DCR_BASE+0x0) /* PLL mode register */ +#define cntrl0 (CNTRL_DCR_BASE+0x1) /* Control 0 register */ +#define cntrl1 (CNTRL_DCR_BASE+0x2) /* Control 1 register */ +#define reset (CNTRL_DCR_BASE+0x3) /* reset register */ +#define strap (CNTRL_DCR_BASE+0x4) /* strap register */ + +#define CPC0_CR0 (CNTRL_DCR_BASE+0x1) /* chip control register 0 */ +#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* chip control register 1 */ +#define CPC0_PSR (CNTRL_DCR_BASE+0x4) /* chip pin strapping register */ + +/* CPC0_ECR/CPC0_EIRR: PPC405GPr only */ +#define CPC0_EIRR (CNTRL_DCR_BASE+0x6) /* external interrupt routing register */ +#define CPC0_ECR (0xaa) /* edge conditioner register */ + +#define ecr (0xaa) /* edge conditioner register (405gpr) */ + +/* Bit definitions */ +#define PLLMR_FWD_DIV_MASK 0xE0000000 /* Forward Divisor */ +#define PLLMR_FWD_DIV_BYPASS 0xE0000000 +#define PLLMR_FWD_DIV_3 0xA0000000 +#define PLLMR_FWD_DIV_4 0x80000000 +#define PLLMR_FWD_DIV_6 0x40000000 + +#define PLLMR_FB_DIV_MASK 0x1E000000 /* Feedback Divisor */ +#define PLLMR_FB_DIV_1 0x02000000 +#define PLLMR_FB_DIV_2 0x04000000 +#define PLLMR_FB_DIV_3 0x06000000 +#define PLLMR_FB_DIV_4 0x08000000 + +#define PLLMR_TUNING_MASK 0x01F80000 + +#define PLLMR_CPU_TO_PLB_MASK 0x00060000 /* CPU:PLB Frequency Divisor */ +#define PLLMR_CPU_PLB_DIV_1 0x00000000 +#define PLLMR_CPU_PLB_DIV_2 0x00020000 +#define PLLMR_CPU_PLB_DIV_3 0x00040000 +#define PLLMR_CPU_PLB_DIV_4 0x00060000 + +#define PLLMR_OPB_TO_PLB_MASK 0x00018000 /* OPB:PLB Frequency Divisor */ +#define PLLMR_OPB_PLB_DIV_1 0x00000000 +#define PLLMR_OPB_PLB_DIV_2 0x00008000 +#define PLLMR_OPB_PLB_DIV_3 0x00010000 +#define PLLMR_OPB_PLB_DIV_4 0x00018000 + +#define PLLMR_PCI_TO_PLB_MASK 0x00006000 /* PCI:PLB Frequency Divisor */ +#define PLLMR_PCI_PLB_DIV_1 0x00000000 +#define PLLMR_PCI_PLB_DIV_2 0x00002000 +#define PLLMR_PCI_PLB_DIV_3 0x00004000 +#define PLLMR_PCI_PLB_DIV_4 0x00006000 + +#define PLLMR_EXB_TO_PLB_MASK 0x00001800 /* External Bus:PLB Divisor */ +#define PLLMR_EXB_PLB_DIV_2 0x00000000 +#define PLLMR_EXB_PLB_DIV_3 0x00000800 +#define PLLMR_EXB_PLB_DIV_4 0x00001000 +#define PLLMR_EXB_PLB_DIV_5 0x00001800 + +/* definitions for PPC405GPr (new mode strapping) */ +#define PLLMR_FWDB_DIV_MASK 0x00000007 /* Forward Divisor B */ + +#define PSR_PLL_FWD_MASK 0xC0000000 +#define PSR_PLL_FDBACK_MASK 0x30000000 +#define PSR_PLL_TUNING_MASK 0x0E000000 +#define PSR_PLB_CPU_MASK 0x01800000 +#define PSR_OPB_PLB_MASK 0x00600000 +#define PSR_PCI_PLB_MASK 0x00180000 +#define PSR_EB_PLB_MASK 0x00060000 +#define PSR_ROM_WIDTH_MASK 0x00018000 +#define PSR_ROM_LOC 0x00004000 +#define PSR_PCI_ASYNC_EN 0x00001000 +#define PSR_PERCLK_SYNC_MODE_EN 0x00000800 /* PPC405GPr only */ +#define PSR_PCI_ARBIT_EN 0x00000400 +#define PSR_NEW_MODE_EN 0x00000020 /* PPC405GPr only */ + +#ifndef CONFIG_IOP480 +/* + * PLL Voltage Controlled Oscillator (VCO) definitions + * Maximum and minimum values (in MHz) for correct PLL operation. + */ +#define VCO_MIN 400 +#define VCO_MAX 800 +#endif /* #ifndef CONFIG_IOP480 */ +#endif /* #ifdef CONFIG_405EP */ + +/****************************************************************************** + * Memory Access Layer + ******************************************************************************/ +#if defined(CONFIG_405EZ) +#define MAL_DCR_BASE 0x380 +#define malmcr (MAL_DCR_BASE+0x00) /* MAL Config reg */ +#define malesr (MAL_DCR_BASE+0x01) /* Err Status reg (Read/Clear)*/ +#define malier (MAL_DCR_BASE+0x02) /* Interrupt enable reg */ +#define maldbr (MAL_DCR_BASE+0x03) /* Mal Debug reg (Read only) */ +#define maltxcasr (MAL_DCR_BASE+0x04) /* TX Channel active reg (set)*/ +#define maltxcarr (MAL_DCR_BASE+0x05) /* TX Channel active reg (Reset) */ +#define maltxeobisr (MAL_DCR_BASE+0x06) /* TX End of buffer int status reg */ +#define maltxdeir (MAL_DCR_BASE+0x07) /* TX Descr. Error Int reg */ +/* 0x08-0x0F Reserved */ +#define malrxcasr (MAL_DCR_BASE+0x10) /* RX Channel active reg (set)*/ +#define malrxcarr (MAL_DCR_BASE+0x11) /* RX Channel active reg (Reset) */ +#define malrxeobisr (MAL_DCR_BASE+0x12) /* RX End of buffer int status reg */ +#define malrxdeir (MAL_DCR_BASE+0x13) /* RX Descr. Error Int reg */ +/* 0x14-0x1F Reserved */ +#define maltxctp0r (MAL_DCR_BASE+0x20) /* TX 0 Channel table ptr reg */ +#define maltxctp1r (MAL_DCR_BASE+0x21) /* TX 1 Channel table ptr reg */ +#define maltxctp2r (MAL_DCR_BASE+0x22) /* TX 2 Channel table ptr reg */ +#define maltxctp3r (MAL_DCR_BASE+0x23) /* TX 3 Channel table ptr reg */ +#define maltxctp4r (MAL_DCR_BASE+0x24) /* TX 4 Channel table ptr reg */ +#define maltxctp5r (MAL_DCR_BASE+0x25) /* TX 5 Channel table ptr reg */ +#define maltxctp6r (MAL_DCR_BASE+0x26) /* TX 6 Channel table ptr reg */ +#define maltxctp7r (MAL_DCR_BASE+0x27) /* TX 7 Channel table ptr reg */ +#define maltxctp8r (MAL_DCR_BASE+0x28) /* TX 8 Channel table ptr reg */ +#define maltxctp9r (MAL_DCR_BASE+0x29) /* TX 9 Channel table ptr reg */ +#define maltxctp10r (MAL_DCR_BASE+0x2A) /* TX 10 Channel table ptr reg */ +#define maltxctp11r (MAL_DCR_BASE+0x2B) /* TX 11 Channel table ptr reg */ +#define maltxctp12r (MAL_DCR_BASE+0x2C) /* TX 12 Channel table ptr reg */ +#define maltxctp13r (MAL_DCR_BASE+0x2D) /* TX 13 Channel table ptr reg */ +#define maltxctp14r (MAL_DCR_BASE+0x2E) /* TX 14 Channel table ptr reg */ +#define maltxctp15r (MAL_DCR_BASE+0x2F) /* TX 15 Channel table ptr reg */ +#define maltxctp16r (MAL_DCR_BASE+0x30) /* TX 16 Channel table ptr reg */ +#define maltxctp17r (MAL_DCR_BASE+0x31) /* TX 17 Channel table ptr reg */ +#define maltxctp18r (MAL_DCR_BASE+0x32) /* TX 18 Channel table ptr reg */ +#define maltxctp19r (MAL_DCR_BASE+0x33) /* TX 19 Channel table ptr reg */ +#define maltxctp20r (MAL_DCR_BASE+0x34) /* TX 20 Channel table ptr reg */ +#define maltxctp21r (MAL_DCR_BASE+0x35) /* TX 21 Channel table ptr reg */ +#define maltxctp22r (MAL_DCR_BASE+0x36) /* TX 22 Channel table ptr reg */ +#define maltxctp23r (MAL_DCR_BASE+0x37) /* TX 23 Channel table ptr reg */ +#define maltxctp24r (MAL_DCR_BASE+0x38) /* TX 24 Channel table ptr reg */ +#define maltxctp25r (MAL_DCR_BASE+0x39) /* TX 25 Channel table ptr reg */ +#define maltxctp26r (MAL_DCR_BASE+0x3A) /* TX 26 Channel table ptr reg */ +#define maltxctp27r (MAL_DCR_BASE+0x3B) /* TX 27 Channel table ptr reg */ +#define maltxctp28r (MAL_DCR_BASE+0x3C) /* TX 28 Channel table ptr reg */ +#define maltxctp29r (MAL_DCR_BASE+0x3D) /* TX 29 Channel table ptr reg */ +#define maltxctp30r (MAL_DCR_BASE+0x3E) /* TX 30 Channel table ptr reg */ +#define maltxctp31r (MAL_DCR_BASE+0x3F) /* TX 31 Channel table ptr reg */ +#define malrxctp0r (MAL_DCR_BASE+0x40) /* RX 0 Channel table ptr reg */ +#define malrxctp1r (MAL_DCR_BASE+0x41) /* RX 1 Channel table ptr reg */ +#define malrxctp2r (MAL_DCR_BASE+0x42) /* RX 2 Channel table ptr reg */ +#define malrxctp3r (MAL_DCR_BASE+0x43) /* RX 3 Channel table ptr reg */ +#define malrxctp4r (MAL_DCR_BASE+0x44) /* RX 4 Channel table ptr reg */ +#define malrxctp5r (MAL_DCR_BASE+0x45) /* RX 5 Channel table ptr reg */ +#define malrxctp6r (MAL_DCR_BASE+0x46) /* RX 6 Channel table ptr reg */ +#define malrxctp7r (MAL_DCR_BASE+0x47) /* RX 7 Channel table ptr reg */ +#define malrxctp8r (MAL_DCR_BASE+0x48) /* RX 8 Channel table ptr reg */ +#define malrxctp9r (MAL_DCR_BASE+0x49) /* RX 9 Channel table ptr reg */ +#define malrxctp10r (MAL_DCR_BASE+0x4A) /* RX 10 Channel table ptr reg */ +#define malrxctp11r (MAL_DCR_BASE+0x4B) /* RX 11 Channel table ptr reg */ +#define malrxctp12r (MAL_DCR_BASE+0x4C) /* RX 12 Channel table ptr reg */ +#define malrxctp13r (MAL_DCR_BASE+0x4D) /* RX 13 Channel table ptr reg */ +#define malrxctp14r (MAL_DCR_BASE+0x4E) /* RX 14 Channel table ptr reg */ +#define malrxctp15r (MAL_DCR_BASE+0x4F) /* RX 15 Channel table ptr reg */ +#define malrxctp16r (MAL_DCR_BASE+0x50) /* RX 16 Channel table ptr reg */ +#define malrxctp17r (MAL_DCR_BASE+0x51) /* RX 17 Channel table ptr reg */ +#define malrxctp18r (MAL_DCR_BASE+0x52) /* RX 18 Channel table ptr reg */ +#define malrxctp19r (MAL_DCR_BASE+0x53) /* RX 19 Channel table ptr reg */ +#define malrxctp20r (MAL_DCR_BASE+0x54) /* RX 20 Channel table ptr reg */ +#define malrxctp21r (MAL_DCR_BASE+0x55) /* RX 21 Channel table ptr reg */ +#define malrxctp22r (MAL_DCR_BASE+0x56) /* RX 22 Channel table ptr reg */ +#define malrxctp23r (MAL_DCR_BASE+0x57) /* RX 23 Channel table ptr reg */ +#define malrxctp24r (MAL_DCR_BASE+0x58) /* RX 24 Channel table ptr reg */ +#define malrxctp25r (MAL_DCR_BASE+0x59) /* RX 25 Channel table ptr reg */ +#define malrxctp26r (MAL_DCR_BASE+0x5A) /* RX 26 Channel table ptr reg */ +#define malrxctp27r (MAL_DCR_BASE+0x5B) /* RX 27 Channel table ptr reg */ +#define malrxctp28r (MAL_DCR_BASE+0x5C) /* RX 28 Channel table ptr reg */ +#define malrxctp29r (MAL_DCR_BASE+0x5D) /* RX 29 Channel table ptr reg */ +#define malrxctp30r (MAL_DCR_BASE+0x5E) /* RX 30 Channel table ptr reg */ +#define malrxctp31r (MAL_DCR_BASE+0x5F) /* RX 31 Channel table ptr reg */ +#define malrcbs0 (MAL_DCR_BASE+0x60) /* RX 0 Channel buffer size reg */ +#define malrcbs1 (MAL_DCR_BASE+0x61) /* RX 1 Channel buffer size reg */ +#define malrcbs2 (MAL_DCR_BASE+0x62) /* RX 2 Channel buffer size reg */ +#define malrcbs3 (MAL_DCR_BASE+0x63) /* RX 3 Channel buffer size reg */ +#define malrcbs4 (MAL_DCR_BASE+0x64) /* RX 4 Channel buffer size reg */ +#define malrcbs5 (MAL_DCR_BASE+0x65) /* RX 5 Channel buffer size reg */ +#define malrcbs6 (MAL_DCR_BASE+0x66) /* RX 6 Channel buffer size reg */ +#define malrcbs7 (MAL_DCR_BASE+0x67) /* RX 7 Channel buffer size reg */ +#define malrcbs8 (MAL_DCR_BASE+0x68) /* RX 8 Channel buffer size reg */ +#define malrcbs9 (MAL_DCR_BASE+0x69) /* RX 9 Channel buffer size reg */ +#define malrcbs10 (MAL_DCR_BASE+0x6A) /* RX 10 Channel buffer size reg */ +#define malrcbs11 (MAL_DCR_BASE+0x6B) /* RX 11 Channel buffer size reg */ +#define malrcbs12 (MAL_DCR_BASE+0x6C) /* RX 12 Channel buffer size reg */ +#define malrcbs13 (MAL_DCR_BASE+0x6D) /* RX 13 Channel buffer size reg */ +#define malrcbs14 (MAL_DCR_BASE+0x6E) /* RX 14 Channel buffer size reg */ +#define malrcbs15 (MAL_DCR_BASE+0x6F) /* RX 15 Channel buffer size reg */ +#define malrcbs16 (MAL_DCR_BASE+0x70) /* RX 16 Channel buffer size reg */ +#define malrcbs17 (MAL_DCR_BASE+0x71) /* RX 17 Channel buffer size reg */ +#define malrcbs18 (MAL_DCR_BASE+0x72) /* RX 18 Channel buffer size reg */ +#define malrcbs19 (MAL_DCR_BASE+0x73) /* RX 19 Channel buffer size reg */ +#define malrcbs20 (MAL_DCR_BASE+0x74) /* RX 20 Channel buffer size reg */ +#define malrcbs21 (MAL_DCR_BASE+0x75) /* RX 21 Channel buffer size reg */ +#define malrcbs22 (MAL_DCR_BASE+0x76) /* RX 22 Channel buffer size reg */ +#define malrcbs23 (MAL_DCR_BASE+0x77) /* RX 23 Channel buffer size reg */ +#define malrcbs24 (MAL_DCR_BASE+0x78) /* RX 24 Channel buffer size reg */ +#define malrcbs25 (MAL_DCR_BASE+0x79) /* RX 25 Channel buffer size reg */ +#define malrcbs26 (MAL_DCR_BASE+0x7A) /* RX 26 Channel buffer size reg */ +#define malrcbs27 (MAL_DCR_BASE+0x7B) /* RX 27 Channel buffer size reg */ +#define malrcbs28 (MAL_DCR_BASE+0x7C) /* RX 28 Channel buffer size reg */ +#define malrcbs29 (MAL_DCR_BASE+0x7D) /* RX 29 Channel buffer size reg */ +#define malrcbs30 (MAL_DCR_BASE+0x7E) /* RX 30 Channel buffer size reg */ +#define malrcbs31 (MAL_DCR_BASE+0x7F) /* RX 31 Channel buffer size reg */ + +#else /* !defined(CONFIG_405EZ) */ + +#define MAL_DCR_BASE 0x180 +#define malmcr (MAL_DCR_BASE+0x00) /* MAL Config reg */ +#define malesr (MAL_DCR_BASE+0x01) /* Error Status reg (Read/Clear) */ +#define malier (MAL_DCR_BASE+0x02) /* Interrupt enable reg */ +#define maldbr (MAL_DCR_BASE+0x03) /* Mal Debug reg (Read only) */ +#define maltxcasr (MAL_DCR_BASE+0x04) /* TX Channel active reg (set) */ +#define maltxcarr (MAL_DCR_BASE+0x05) /* TX Channel active reg (Reset) */ +#define maltxeobisr (MAL_DCR_BASE+0x06) /* TX End of buffer int status reg */ +#define maltxdeir (MAL_DCR_BASE+0x07) /* TX Descr. Error Int reg */ +#define malrxcasr (MAL_DCR_BASE+0x10) /* RX Channel active reg (set) */ +#define malrxcarr (MAL_DCR_BASE+0x11) /* RX Channel active reg (Reset) */ +#define malrxeobisr (MAL_DCR_BASE+0x12) /* RX End of buffer int status reg */ +#define malrxdeir (MAL_DCR_BASE+0x13) /* RX Descr. Error Int reg */ +#define maltxctp0r (MAL_DCR_BASE+0x20) /* TX 0 Channel table pointer reg */ +#define maltxctp1r (MAL_DCR_BASE+0x21) /* TX 1 Channel table pointer reg */ +#define maltxctp2r (MAL_DCR_BASE+0x22) /* TX 2 Channel table pointer reg */ +#define malrxctp0r (MAL_DCR_BASE+0x40) /* RX 0 Channel table pointer reg */ +#define malrxctp1r (MAL_DCR_BASE+0x41) /* RX 1 Channel table pointer reg */ +#define malrcbs0 (MAL_DCR_BASE+0x60) /* RX 0 Channel buffer size reg */ +#define malrcbs1 (MAL_DCR_BASE+0x61) /* RX 1 Channel buffer size reg */ +#endif /* defined(CONFIG_405EZ) */ + +/*----------------------------------------------------------------------------- +| IIC Register Offsets +'----------------------------------------------------------------------------*/ +#define IICMDBUF 0x00 +#define IICSDBUF 0x02 +#define IICLMADR 0x04 +#define IICHMADR 0x05 +#define IICCNTL 0x06 +#define IICMDCNTL 0x07 +#define IICSTS 0x08 +#define IICEXTSTS 0x09 +#define IICLSADR 0x0A +#define IICHSADR 0x0B +#define IICCLKDIV 0x0C +#define IICINTRMSK 0x0D +#define IICXFRCNT 0x0E +#define IICXTCNTLSS 0x0F +#define IICDIRECTCNTL 0x10 + +/*----------------------------------------------------------------------------- +| UART Register Offsets +'----------------------------------------------------------------------------*/ +#define DATA_REG 0x00 +#define DL_LSB 0x00 +#define DL_MSB 0x01 +#define INT_ENABLE 0x01 +#define FIFO_CONTROL 0x02 +#define LINE_CONTROL 0x03 +#define MODEM_CONTROL 0x04 +#define LINE_STATUS 0x05 +#define MODEM_STATUS 0x06 +#define SCRATCH 0x07 + +/****************************************************************************** + * On Chip Memory + ******************************************************************************/ +#if defined(CONFIG_405EZ) +#define OCM_DCR_BASE 0x020 +#define ocmplb3cr1 (OCM_DCR_BASE+0x00) /* OCM PLB3 Bank 1 Config Reg */ +#define ocmplb3cr2 (OCM_DCR_BASE+0x01) /* OCM PLB3 Bank 2 Config Reg */ +#define ocmplb3bear (OCM_DCR_BASE+0x02) /* OCM PLB3 Bus Error Add Reg */ +#define ocmplb3besr0 (OCM_DCR_BASE+0x03) /* OCM PLB3 Bus Error Stat Reg 0 */ +#define ocmplb3besr1 (OCM_DCR_BASE+0x04) /* OCM PLB3 Bus Error Stat Reg 1 */ +#define ocmcid (OCM_DCR_BASE+0x05) /* OCM Core ID */ +#define ocmrevid (OCM_DCR_BASE+0x06) /* OCM Revision ID */ +#define ocmplb3dpc (OCM_DCR_BASE+0x07) /* OCM PLB3 Data Parity Check */ +#define ocmdscr1 (OCM_DCR_BASE+0x08) /* OCM D-side Bank 1 Config Reg */ +#define ocmdscr2 (OCM_DCR_BASE+0x09) /* OCM D-side Bank 2 Config Reg */ +#define ocmiscr1 (OCM_DCR_BASE+0x0A) /* OCM I-side Bank 1 Config Reg */ +#define ocmiscr2 (OCM_DCR_BASE+0x0B) /* OCM I-side Bank 2 Config Reg */ +#define ocmdsisdpc (OCM_DCR_BASE+0x0C) /* OCM D-side/I-side Data Par Chk*/ +#define ocmdsisbear (OCM_DCR_BASE+0x0D) /* OCM D-side/I-side Bus Err Addr*/ +#define ocmdsisbesr (OCM_DCR_BASE+0x0E) /* OCM D-side/I-side Bus Err Stat*/ +#else +#define OCM_DCR_BASE 0x018 +#define ocmisarc (OCM_DCR_BASE+0x00) /* OCM I-side address compare reg */ +#define ocmiscntl (OCM_DCR_BASE+0x01) /* OCM I-side control reg */ +#define ocmdsarc (OCM_DCR_BASE+0x02) /* OCM D-side address compare reg */ +#define ocmdscntl (OCM_DCR_BASE+0x03) /* OCM D-side control reg */ +#endif /* CONFIG_405EZ */ + +/****************************************************************************** + * GPIO macro register defines + ******************************************************************************/ +#if defined(CONFIG_405EZ) +/* Only the 405EZ has 2 GPIOs */ +#define GPIO_BASE 0xEF600700 +#define GPIO0_OR (GPIO_BASE+0x0) +#define GPIO0_TCR (GPIO_BASE+0x4) +#define GPIO0_OSRL (GPIO_BASE+0x8) +#define GPIO0_OSRH (GPIO_BASE+0xC) +#define GPIO0_TSRL (GPIO_BASE+0x10) +#define GPIO0_TSRH (GPIO_BASE+0x14) +#define GPIO0_ODR (GPIO_BASE+0x18) +#define GPIO0_IR (GPIO_BASE+0x1C) +#define GPIO0_RR1 (GPIO_BASE+0x20) +#define GPIO0_RR2 (GPIO_BASE+0x24) +#define GPIO0_RR3 (GPIO_BASE+0x28) +#define GPIO0_ISR1L (GPIO_BASE+0x30) +#define GPIO0_ISR1H (GPIO_BASE+0x34) +#define GPIO0_ISR2L (GPIO_BASE+0x38) +#define GPIO0_ISR2H (GPIO_BASE+0x3C) +#define GPIO0_ISR3L (GPIO_BASE+0x40) +#define GPIO0_ISR3H (GPIO_BASE+0x44) + +#define GPIO1_BASE 0xEF600800 +#define GPIO1_OR (GPIO1_BASE+0x0) +#define GPIO1_TCR (GPIO1_BASE+0x4) +#define GPIO1_OSRL (GPIO1_BASE+0x8) +#define GPIO1_OSRH (GPIO1_BASE+0xC) +#define GPIO1_TSRL (GPIO1_BASE+0x10) +#define GPIO1_TSRH (GPIO1_BASE+0x14) +#define GPIO1_ODR (GPIO1_BASE+0x18) +#define GPIO1_IR (GPIO1_BASE+0x1C) +#define GPIO1_RR1 (GPIO1_BASE+0x20) +#define GPIO1_RR2 (GPIO1_BASE+0x24) +#define GPIO1_RR3 (GPIO1_BASE+0x28) +#define GPIO1_ISR1L (GPIO1_BASE+0x30) +#define GPIO1_ISR1H (GPIO1_BASE+0x34) +#define GPIO1_ISR2L (GPIO1_BASE+0x38) +#define GPIO1_ISR2H (GPIO1_BASE+0x3C) +#define GPIO1_ISR3L (GPIO1_BASE+0x40) +#define GPIO1_ISR3H (GPIO1_BASE+0x44) + +#elif defined(CONFIG_405EX) +#define GPIO_BASE 0xEF600800 +#define GPIO0_OR (GPIO_BASE+0x0) +#define GPIO0_TCR (GPIO_BASE+0x4) +#define GPIO0_OSRL (GPIO_BASE+0x8) +#define GPIO0_OSRH (GPIO_BASE+0xC) +#define GPIO0_TSRL (GPIO_BASE+0x10) +#define GPIO0_TSRH (GPIO_BASE+0x14) +#define GPIO0_ODR (GPIO_BASE+0x18) +#define GPIO0_IR (GPIO_BASE+0x1C) +#define GPIO0_RR1 (GPIO_BASE+0x20) +#define GPIO0_RR2 (GPIO_BASE+0x24) +#define GPIO0_ISR1L (GPIO_BASE+0x30) +#define GPIO0_ISR1H (GPIO_BASE+0x34) +#define GPIO0_ISR2L (GPIO_BASE+0x38) +#define GPIO0_ISR2H (GPIO_BASE+0x3C) +#define GPIO0_ISR3L (GPIO_BASE+0x40) +#define GPIO0_ISR3H (GPIO_BASE+0x44) + +#else /* !405EZ */ + +#define GPIO_BASE 0xEF600700 +#define GPIO0_OR (GPIO_BASE+0x0) +#define GPIO0_TCR (GPIO_BASE+0x4) +#define GPIO0_OSRH (GPIO_BASE+0x8) +#define GPIO0_OSRL (GPIO_BASE+0xC) +#define GPIO0_TSRH (GPIO_BASE+0x10) +#define GPIO0_TSRL (GPIO_BASE+0x14) +#define GPIO0_ODR (GPIO_BASE+0x18) +#define GPIO0_IR (GPIO_BASE+0x1C) +#define GPIO0_RR1 (GPIO_BASE+0x20) +#define GPIO0_RR2 (GPIO_BASE+0x24) +#define GPIO0_ISR1H (GPIO_BASE+0x30) +#define GPIO0_ISR1L (GPIO_BASE+0x34) +#define GPIO0_ISR2H (GPIO_BASE+0x38) +#define GPIO0_ISR2L (GPIO_BASE+0x3C) + +#endif /* CONFIG_405EZ */ + +#define GPIO0_BASE GPIO_BASE + +#if defined(CONFIG_405EX) +#define SDR0_SRST 0x0200 + +/* + * Software Reset Register + */ +#define SDR0_SRST_BGO PPC_REG_VAL(0, 1) +#define SDR0_SRST_PLB4 PPC_REG_VAL(1, 1) +#define SDR0_SRST_EBC PPC_REG_VAL(2, 1) +#define SDR0_SRST_OPB PPC_REG_VAL(3, 1) +#define SDR0_SRST_UART0 PPC_REG_VAL(4, 1) +#define SDR0_SRST_UART1 PPC_REG_VAL(5, 1) +#define SDR0_SRST_IIC0 PPC_REG_VAL(6, 1) +#define SDR0_SRST_BGI PPC_REG_VAL(7, 1) +#define SDR0_SRST_GPIO PPC_REG_VAL(8, 1) +#define SDR0_SRST_GPT PPC_REG_VAL(9, 1) +#define SDR0_SRST_DMC PPC_REG_VAL(10, 1) +#define SDR0_SRST_RGMII PPC_REG_VAL(11, 1) +#define SDR0_SRST_EMAC0 PPC_REG_VAL(12, 1) +#define SDR0_SRST_EMAC1 PPC_REG_VAL(13, 1) +#define SDR0_SRST_CPM PPC_REG_VAL(14, 1) +#define SDR0_SRST_EPLL PPC_REG_VAL(15, 1) +#define SDR0_SRST_UIC PPC_REG_VAL(16, 1) +#define SDR0_SRST_UPRST PPC_REG_VAL(17, 1) +#define SDR0_SRST_IIC1 PPC_REG_VAL(18, 1) +#define SDR0_SRST_SCP PPC_REG_VAL(19, 1) +#define SDR0_SRST_UHRST PPC_REG_VAL(20, 1) +#define SDR0_SRST_DMA PPC_REG_VAL(21, 1) +#define SDR0_SRST_DMAC PPC_REG_VAL(22, 1) +#define SDR0_SRST_MAL PPC_REG_VAL(23, 1) +#define SDR0_SRST_EBM PPC_REG_VAL(24, 1) +#define SDR0_SRST_GPTR PPC_REG_VAL(25, 1) +#define SDR0_SRST_PE0 PPC_REG_VAL(26, 1) +#define SDR0_SRST_PE1 PPC_REG_VAL(27, 1) +#define SDR0_SRST_CRYP PPC_REG_VAL(28, 1) +#define SDR0_SRST_PKP PPC_REG_VAL(29, 1) +#define SDR0_SRST_AHB PPC_REG_VAL(30, 1) +#define SDR0_SRST_NDFC PPC_REG_VAL(31, 1) + +#define sdr_uart0 0x0120 /* UART0 Config */ +#define sdr_uart1 0x0121 /* UART1 Config */ +#define sdr_mfr 0x4300 /* SDR0_MFR reg */ + +/* Defines for CPC0_EPRCSR register */ +#define CPC0_EPRCSR_E0NFE 0x80000000 +#define CPC0_EPRCSR_E1NFE 0x40000000 +#define CPC0_EPRCSR_E1RPP 0x00000080 +#define CPC0_EPRCSR_E0RPP 0x00000040 +#define CPC0_EPRCSR_E1ERP 0x00000020 +#define CPC0_EPRCSR_E0ERP 0x00000010 +#define CPC0_EPRCSR_E1PCI 0x00000002 +#define CPC0_EPRCSR_E0PCI 0x00000001 + +#define cpr0_clkupd 0x020 +#define cpr0_pllc 0x040 +#define cpr0_plld 0x060 +#define cpr0_cpud 0x080 +#define cpr0_plbd 0x0a0 +#define cpr0_opbd 0x0c0 +#define cpr0_perd 0x0e0 +#define cpr0_ahbd 0x100 +#define cpr0_icfg 0x140 + +#define SDR_PINSTP 0x0040 +#define sdr_sdcs 0x0060 + +#define SDR0_SDCS_SDD (0x80000000 >> 31) + +/* CUST0 Customer Configuration Register0 */ +#define SDR0_CUST0 0x4000 +#define SDR0_CUST0_MUX_E_N_G_MASK 0xC0000000 /* Mux_Emac_NDFC_GPIO */ +#define SDR0_CUST0_MUX_EMAC_SEL 0x40000000 /* Emac Selection */ +#define SDR0_CUST0_MUX_NDFC_SEL 0x80000000 /* NDFC Selection */ +#define SDR0_CUST0_MUX_GPIO_SEL 0xC0000000 /* GPIO Selection */ + +#define SDR0_CUST0_NDFC_EN_MASK 0x20000000 /* NDFC Enable Mask */ +#define SDR0_CUST0_NDFC_ENABLE 0x20000000 /* NDFC Enable */ +#define SDR0_CUST0_NDFC_DISABLE 0x00000000 /* NDFC Disable */ + +#define SDR0_CUST0_NDFC_BW_MASK 0x10000000 /* NDFC Boot Width */ +#define SDR0_CUST0_NDFC_BW_16_BIT 0x10000000 /* NDFC Boot Width = 16 Bit */ +#define SDR0_CUST0_NDFC_BW_8_BIT 0x00000000 /* NDFC Boot Width = 8 Bit */ + +#define SDR0_CUST0_NDFC_BP_MASK 0x0F000000 /* NDFC Boot Page */ +#define SDR0_CUST0_NDFC_BP_ENCODE(n) ((((unsigned long)(n))&0xF)<<24) +#define SDR0_CUST0_NDFC_BP_DECODE(n) ((((unsigned long)(n))>>24)&0x0F) + +#define SDR0_CUST0_NDFC_BAC_MASK 0x00C00000 /* NDFC Boot Address Cycle */ +#define SDR0_CUST0_NDFC_BAC_ENCODE(n) ((((unsigned long)(n))&0x3)<<22) +#define SDR0_CUST0_NDFC_BAC_DECODE(n) ((((unsigned long)(n))>>22)&0x03) + +#define SDR0_CUST0_NDFC_ARE_MASK 0x00200000 /* NDFC Auto Read Enable */ +#define SDR0_CUST0_NDFC_ARE_ENABLE 0x00200000 /* NDFC Auto Read Enable */ +#define SDR0_CUST0_NDFC_ARE_DISABLE 0x00000000 /* NDFC Auto Read Disable */ + +#define SDR0_CUST0_NRB_MASK 0x00100000 /* NDFC Ready / Busy */ +#define SDR0_CUST0_NRB_BUSY 0x00100000 /* Busy */ +#define SDR0_CUST0_NRB_READY 0x00000000 /* Ready */ + +#define SDR0_CUST0_NDRSC_MASK 0x0000FFF0 /* NDFC Device Reset Count Mask */ +#define SDR0_CUST0_NDRSC_ENCODE(n) ((((unsigned long)(n))&0xFFF)<<4) +#define SDR0_CUST0_NDRSC_DECODE(n) ((((unsigned long)(n))>>4)&0xFFF) + +#define SDR0_CUST0_CHIPSELGAT_MASK 0x0000000F /* Chip Select Gating Mask */ +#define SDR0_CUST0_CHIPSELGAT_DIS 0x00000000 /* Chip Select Gating Disable */ +#define SDR0_CUST0_CHIPSELGAT_ENALL 0x0000000F /* All Chip Select Gating Enable */ +#define SDR0_CUST0_CHIPSELGAT_EN0 0x00000008 /* Chip Select0 Gating Enable */ +#define SDR0_CUST0_CHIPSELGAT_EN1 0x00000004 /* Chip Select1 Gating Enable */ +#define SDR0_CUST0_CHIPSELGAT_EN2 0x00000002 /* Chip Select2 Gating Enable */ +#define SDR0_CUST0_CHIPSELGAT_EN3 0x00000001 /* Chip Select3 Gating Enable */ + +#define SDR0_PFC0 0x4100 +#define SDR0_PFC1 0x4101 +#define SDR0_PFC1_U1ME 0x02000000 +#define SDR0_PFC1_U0ME 0x00080000 +#define SDR0_PFC1_U0IM 0x00040000 +#define SDR0_PFC1_SIS 0x00020000 +#define SDR0_PFC1_DMAAEN 0x00010000 +#define SDR0_PFC1_DMADEN 0x00008000 +#define SDR0_PFC1_USBEN 0x00004000 +#define SDR0_PFC1_AHBSWAP 0x00000020 +#define SDR0_PFC1_USBBIGEN 0x00000010 +#define SDR0_PFC1_GPT_FREQ 0x0000000f +#endif + +/* General Purpose Timer (GPT) Register Offsets */ +#define GPT0_TBC 0x00000000 +#define GPT0_IM 0x00000018 +#define GPT0_ISS 0x0000001C +#define GPT0_ISC 0x00000020 +#define GPT0_IE 0x00000024 +#define GPT0_COMP0 0x00000080 +#define GPT0_COMP1 0x00000084 +#define GPT0_COMP2 0x00000088 +#define GPT0_COMP3 0x0000008C +#define GPT0_COMP4 0x00000090 +#define GPT0_COMP5 0x00000094 +#define GPT0_COMP6 0x00000098 +#define GPT0_MASK0 0x000000C0 +#define GPT0_MASK1 0x000000C4 +#define GPT0_MASK2 0x000000C8 +#define GPT0_MASK3 0x000000CC +#define GPT0_MASK4 0x000000D0 +#define GPT0_MASK5 0x000000D4 +#define GPT0_MASK6 0x000000D8 +#define GPT0_DCT0 0x00000110 +#define GPT0_DCIS 0x0000011C + +#endif /* __PPC405_H__ */ diff --git a/libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h b/libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h index e70b99bda6..cdb542c2da 100644 --- a/libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h +++ b/libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h @@ -1,61 +1,61 @@ -#ifndef _PPC4xx_UIC_H_ -#define _PPC4xx_UIC_H_ - -/* - * Define the number of UIC's - */ -#define UIC_MAX 1 -#define IRQ_MAX UIC_MAX * 32 - -/* UIC0 dcr base address */ -#define UIC0_DCR_BASE 0xc0 - -/* - * UIC register - */ -#define UIC_SR 0x0 /* UIC status */ -#define UIC_ER 0x2 /* UIC enable */ -#define UIC_CR 0x3 /* UIC critical */ -#define UIC_PR 0x4 /* UIC polarity */ -#define UIC_TR 0x5 /* UIC triggering */ -#define UIC_MSR 0x6 /* UIC masked status */ -#define UIC_VR 0x7 /* UIC vector */ -#define UIC_VCR 0x8 /* UIC vector configuration */ - -#define uic0sr (UIC0_DCR_BASE+0x0) /* UIC0 status */ -#define uic0er (UIC0_DCR_BASE+0x2) /* UIC0 enable */ -#define uic0cr (UIC0_DCR_BASE+0x3) /* UIC0 critical */ -#define uic0pr (UIC0_DCR_BASE+0x4) /* UIC0 polarity */ -#define uic0tr (UIC0_DCR_BASE+0x5) /* UIC0 triggering */ -#define uic0msr (UIC0_DCR_BASE+0x6) /* UIC0 masked status */ -#define uic0vr (UIC0_DCR_BASE+0x7) /* UIC0 vector */ -#define uic0vcr (UIC0_DCR_BASE+0x8) /* UIC0 vector configuration */ - -/* The following is for compatibility with 405 code */ -#define uicsr uic0sr -#define uicer uic0er -#define uiccr uic0cr -#define uicpr uic0pr -#define uictr uic0tr -#define uicmsr uic0msr -#define uicvr uic0vr -#define uicvcr uic0vcr - -/* the interrupt vector definitions */ -#define VECNUM_MAL_SERR 10 -#define VECNUM_MAL_TXEOB 11 -#define VECNUM_MAL_RXEOB 12 -#define VECNUM_MAL_TXDE 13 -#define VECNUM_MAL_RXDE 14 -#define VECNUM_ETH0 15 -#define VECNUM_ETH1_OFFS 2 -#define VECNUM_EIRQ6 29 - -/* - * Mask definitions (used for example in 4xx_enet.c) - */ -#define UIC_MASK(vec) (0x80000000 >> ((vec) & 0x1f)) -/* UIC_NR won't work for 440GX because of its specific UIC DCR addresses */ -#define UIC_NR(vec) ((vec) >> 5) - -#endif /* _PPC4xx_UIC_H_ */ +#ifndef _PPC4xx_UIC_H_ +#define _PPC4xx_UIC_H_ + +/* + * Define the number of UIC's + */ +#define UIC_MAX 1 +#define IRQ_MAX UIC_MAX * 32 + +/* UIC0 dcr base address */ +#define UIC0_DCR_BASE 0xc0 + +/* + * UIC register + */ +#define UIC_SR 0x0 /* UIC status */ +#define UIC_ER 0x2 /* UIC enable */ +#define UIC_CR 0x3 /* UIC critical */ +#define UIC_PR 0x4 /* UIC polarity */ +#define UIC_TR 0x5 /* UIC triggering */ +#define UIC_MSR 0x6 /* UIC masked status */ +#define UIC_VR 0x7 /* UIC vector */ +#define UIC_VCR 0x8 /* UIC vector configuration */ + +#define uic0sr (UIC0_DCR_BASE+0x0) /* UIC0 status */ +#define uic0er (UIC0_DCR_BASE+0x2) /* UIC0 enable */ +#define uic0cr (UIC0_DCR_BASE+0x3) /* UIC0 critical */ +#define uic0pr (UIC0_DCR_BASE+0x4) /* UIC0 polarity */ +#define uic0tr (UIC0_DCR_BASE+0x5) /* UIC0 triggering */ +#define uic0msr (UIC0_DCR_BASE+0x6) /* UIC0 masked status */ +#define uic0vr (UIC0_DCR_BASE+0x7) /* UIC0 vector */ +#define uic0vcr (UIC0_DCR_BASE+0x8) /* UIC0 vector configuration */ + +/* The following is for compatibility with 405 code */ +#define uicsr uic0sr +#define uicer uic0er +#define uiccr uic0cr +#define uicpr uic0pr +#define uictr uic0tr +#define uicmsr uic0msr +#define uicvr uic0vr +#define uicvcr uic0vcr + +/* the interrupt vector definitions */ +#define VECNUM_MAL_SERR 10 +#define VECNUM_MAL_TXEOB 11 +#define VECNUM_MAL_RXEOB 12 +#define VECNUM_MAL_TXDE 13 +#define VECNUM_MAL_RXDE 14 +#define VECNUM_ETH0 15 +#define VECNUM_ETH1_OFFS 2 +#define VECNUM_EIRQ6 29 + +/* + * Mask definitions (used for example in 4xx_enet.c) + */ +#define UIC_MASK(vec) (0x80000000 >> ((vec) & 0x1f)) +/* UIC_NR won't work for 440GX because of its specific UIC DCR addresses */ +#define UIC_NR(vec) ((vec) >> 5) + +#endif /* _PPC4xx_UIC_H_ */ diff --git a/libcpu/ppc/ppc405/include/asm/ppc4xx.h b/libcpu/ppc/ppc405/include/asm/ppc4xx.h index bf055f0879..57fe7ab221 100644 --- a/libcpu/ppc/ppc405/include/asm/ppc4xx.h +++ b/libcpu/ppc/ppc405/include/asm/ppc4xx.h @@ -1,134 +1,134 @@ -/*----------------------------------------------------------------------------+ -| -| This source code has been made available to you by IBM on an AS-IS -| basis. Anyone receiving this source is licensed under IBM -| copyrights to use it in any way he or she deems fit, including -| copying it, modifying it, compiling it, and redistributing it either -| with or without modifications. No license under IBM patents or -| patent applications is to be implied by the copyright license. -| -| Any user of this software should understand that IBM cannot provide -| technical support for this software and will not be responsible for -| any consequences resulting from the use of this software. -| -| Any person who transfers this source code or any derivative work -| must include the IBM copyright notice, this paragraph, and the -| preceding two paragraphs in the transferred software. -| -| COPYRIGHT I B M CORPORATION 1999 -| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M -+----------------------------------------------------------------------------*/ - -#ifndef __PPC4XX_H__ -#define __PPC4XX_H__ - -/* - * Configure which SDRAM/DDR/DDR2 controller is equipped - */ -#define CONFIG_SDRAM_PPC4xx_IBM_SDRAM /* IBM SDRAM controller */ - -#include -#include - -/* - * Macro for generating register field mnemonics - */ -#define PPC_REG_BITS 32 -#define PPC_REG_VAL(bit, value) ((value) << ((PPC_REG_BITS - 1) - (bit))) - -/* - * Elide casts when assembling register mnemonics - */ -#ifndef __ASSEMBLY__ -#define static_cast(type, val) (type)(val) -#else -#define static_cast(type, val) (val) -#endif - -/* - * Common stuff for 4xx (405 and 440) - */ - -#define EXC_OFF_SYS_RESET 0x0100 /* System reset */ -#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000) - -#define RESET_VECTOR 0xfffffffc -#define CACHELINE_MASK (CONFIG_SYS_CACHELINE_SIZE - 1) /* Address mask for cache - line aligned data. */ - -#define CPR0_DCR_BASE 0x0C -#define cprcfga (CPR0_DCR_BASE+0x0) -#define cprcfgd (CPR0_DCR_BASE+0x1) - -#define SDR_DCR_BASE 0x0E -#define sdrcfga (SDR_DCR_BASE+0x0) -#define sdrcfgd (SDR_DCR_BASE+0x1) - -#define SDRAM_DCR_BASE 0x10 -#define memcfga (SDRAM_DCR_BASE+0x0) -#define memcfgd (SDRAM_DCR_BASE+0x1) - -#define EBC_DCR_BASE 0x12 -#define ebccfga (EBC_DCR_BASE+0x0) -#define ebccfgd (EBC_DCR_BASE+0x1) - -/* - * Macros for indirect DCR access - */ -#define mtcpr(reg, d) do { mtdcr(cprcfga,reg);mtdcr(cprcfgd,d); } while (0) -#define mfcpr(reg, d) do { mtdcr(cprcfga,reg);d = mfdcr(cprcfgd); } while (0) - -#define mtebc(reg, d) do { mtdcr(ebccfga,reg);mtdcr(ebccfgd,d); } while (0) -#define mfebc(reg, d) do { mtdcr(ebccfga,reg);d = mfdcr(ebccfgd); } while (0) - -#define mtsdram(reg, d) do { mtdcr(memcfga,reg);mtdcr(memcfgd,d); } while (0) -#define mfsdram(reg, d) do { mtdcr(memcfga,reg);d = mfdcr(memcfgd); } while (0) - -#define mtsdr(reg, d) do { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,d); } while (0) -#define mfsdr(reg, d) do { mtdcr(sdrcfga,reg);d = mfdcr(sdrcfgd); } while (0) - -#ifndef __ASSEMBLY__ - -typedef struct -{ - unsigned long freqDDR; - unsigned long freqEBC; - unsigned long freqOPB; - unsigned long freqPCI; - unsigned long freqPLB; - unsigned long freqTmrClk; - unsigned long freqUART; - unsigned long freqProcessor; - unsigned long freqVCOHz; - unsigned long freqVCOMhz; /* in MHz */ - unsigned long pciClkSync; /* PCI clock is synchronous */ - unsigned long pciIntArbEn; /* Internal PCI arbiter is enabled */ - unsigned long pllExtBusDiv; - unsigned long pllFbkDiv; - unsigned long pllFwdDiv; - unsigned long pllFwdDivA; - unsigned long pllFwdDivB; - unsigned long pllOpbDiv; - unsigned long pllPciDiv; - unsigned long pllPlbDiv; -} PPC4xx_SYS_INFO; - -static inline rt_uint32_t get_mcsr(void) -{ - rt_uint32_t val; - - asm volatile("mfspr %0, 0x23c" : "=r" (val) :); - return val; -} - -static inline void set_mcsr(rt_uint32_t val) -{ - asm volatile("mtspr 0x23c, %0" : "=r" (val) :); -} - -#endif /* __ASSEMBLY__ */ - -/* for multi-cpu support */ -#define NA_OR_UNKNOWN_CPU -1 - -#endif /* __PPC4XX_H__ */ +/*----------------------------------------------------------------------------+ +| +| This source code has been made available to you by IBM on an AS-IS +| basis. Anyone receiving this source is licensed under IBM +| copyrights to use it in any way he or she deems fit, including +| copying it, modifying it, compiling it, and redistributing it either +| with or without modifications. No license under IBM patents or +| patent applications is to be implied by the copyright license. +| +| Any user of this software should understand that IBM cannot provide +| technical support for this software and will not be responsible for +| any consequences resulting from the use of this software. +| +| Any person who transfers this source code or any derivative work +| must include the IBM copyright notice, this paragraph, and the +| preceding two paragraphs in the transferred software. +| +| COPYRIGHT I B M CORPORATION 1999 +| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M ++----------------------------------------------------------------------------*/ + +#ifndef __PPC4XX_H__ +#define __PPC4XX_H__ + +/* + * Configure which SDRAM/DDR/DDR2 controller is equipped + */ +#define CONFIG_SDRAM_PPC4xx_IBM_SDRAM /* IBM SDRAM controller */ + +#include +#include + +/* + * Macro for generating register field mnemonics + */ +#define PPC_REG_BITS 32 +#define PPC_REG_VAL(bit, value) ((value) << ((PPC_REG_BITS - 1) - (bit))) + +/* + * Elide casts when assembling register mnemonics + */ +#ifndef __ASSEMBLY__ +#define static_cast(type, val) (type)(val) +#else +#define static_cast(type, val) (val) +#endif + +/* + * Common stuff for 4xx (405 and 440) + */ + +#define EXC_OFF_SYS_RESET 0x0100 /* System reset */ +#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000) + +#define RESET_VECTOR 0xfffffffc +#define CACHELINE_MASK (CONFIG_SYS_CACHELINE_SIZE - 1) /* Address mask for cache + line aligned data. */ + +#define CPR0_DCR_BASE 0x0C +#define cprcfga (CPR0_DCR_BASE+0x0) +#define cprcfgd (CPR0_DCR_BASE+0x1) + +#define SDR_DCR_BASE 0x0E +#define sdrcfga (SDR_DCR_BASE+0x0) +#define sdrcfgd (SDR_DCR_BASE+0x1) + +#define SDRAM_DCR_BASE 0x10 +#define memcfga (SDRAM_DCR_BASE+0x0) +#define memcfgd (SDRAM_DCR_BASE+0x1) + +#define EBC_DCR_BASE 0x12 +#define ebccfga (EBC_DCR_BASE+0x0) +#define ebccfgd (EBC_DCR_BASE+0x1) + +/* + * Macros for indirect DCR access + */ +#define mtcpr(reg, d) do { mtdcr(cprcfga,reg);mtdcr(cprcfgd,d); } while (0) +#define mfcpr(reg, d) do { mtdcr(cprcfga,reg);d = mfdcr(cprcfgd); } while (0) + +#define mtebc(reg, d) do { mtdcr(ebccfga,reg);mtdcr(ebccfgd,d); } while (0) +#define mfebc(reg, d) do { mtdcr(ebccfga,reg);d = mfdcr(ebccfgd); } while (0) + +#define mtsdram(reg, d) do { mtdcr(memcfga,reg);mtdcr(memcfgd,d); } while (0) +#define mfsdram(reg, d) do { mtdcr(memcfga,reg);d = mfdcr(memcfgd); } while (0) + +#define mtsdr(reg, d) do { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,d); } while (0) +#define mfsdr(reg, d) do { mtdcr(sdrcfga,reg);d = mfdcr(sdrcfgd); } while (0) + +#ifndef __ASSEMBLY__ + +typedef struct +{ + unsigned long freqDDR; + unsigned long freqEBC; + unsigned long freqOPB; + unsigned long freqPCI; + unsigned long freqPLB; + unsigned long freqTmrClk; + unsigned long freqUART; + unsigned long freqProcessor; + unsigned long freqVCOHz; + unsigned long freqVCOMhz; /* in MHz */ + unsigned long pciClkSync; /* PCI clock is synchronous */ + unsigned long pciIntArbEn; /* Internal PCI arbiter is enabled */ + unsigned long pllExtBusDiv; + unsigned long pllFbkDiv; + unsigned long pllFwdDiv; + unsigned long pllFwdDivA; + unsigned long pllFwdDivB; + unsigned long pllOpbDiv; + unsigned long pllPciDiv; + unsigned long pllPlbDiv; +} PPC4xx_SYS_INFO; + +static inline rt_uint32_t get_mcsr(void) +{ + rt_uint32_t val; + + asm volatile("mfspr %0, 0x23c" : "=r" (val) :); + return val; +} + +static inline void set_mcsr(rt_uint32_t val) +{ + asm volatile("mtspr 0x23c, %0" : "=r" (val) :); +} + +#endif /* __ASSEMBLY__ */ + +/* for multi-cpu support */ +#define NA_OR_UNKNOWN_CPU -1 + +#endif /* __PPC4XX_H__ */ diff --git a/libcpu/ppc/ppc405/include/asm/ppc_defs.h b/libcpu/ppc/ppc405/include/asm/ppc_defs.h index dd1e42a925..88aed26009 100644 --- a/libcpu/ppc/ppc405/include/asm/ppc_defs.h +++ b/libcpu/ppc/ppc405/include/asm/ppc_defs.h @@ -1,73 +1,73 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * WARNING! This file is automatically generated - DO NOT EDIT! - */ -#define STACK_FRAME_OVERHEAD 16 -#define INT_FRAME_SIZE 192 -#define GPR0 16 -#define GPR1 20 -#define GPR2 24 -#define GPR3 28 -#define GPR4 32 -#define GPR5 36 -#define GPR6 40 -#define GPR7 44 -#define GPR8 48 -#define GPR9 52 -#define GPR10 56 -#define GPR11 60 -#define GPR12 64 -#define GPR13 68 -#define GPR14 72 -#define GPR15 76 -#define GPR16 80 -#define GPR17 84 -#define GPR18 88 -#define GPR19 92 -#define GPR20 96 -#define GPR21 100 -#define GPR22 104 -#define GPR23 108 -#define GPR24 112 -#define GPR25 116 -#define GPR26 120 -#define GPR27 124 -#define GPR28 128 -#define GPR29 132 -#define GPR30 136 -#define GPR31 140 -#define _NIP 144 -#define _MSR 148 -#define ORIG_GPR3 152 -#define _CTR 156 -#define _LINK 160 -#define _XER 164 -#define _CCR 168 -#define _MQ 172 -#define TRAP 176 -#define _DAR 180 -#define _DSISR 184 -#define RESULT 188 - +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * WARNING! This file is automatically generated - DO NOT EDIT! + */ +#define STACK_FRAME_OVERHEAD 16 +#define INT_FRAME_SIZE 192 +#define GPR0 16 +#define GPR1 20 +#define GPR2 24 +#define GPR3 28 +#define GPR4 32 +#define GPR5 36 +#define GPR6 40 +#define GPR7 44 +#define GPR8 48 +#define GPR9 52 +#define GPR10 56 +#define GPR11 60 +#define GPR12 64 +#define GPR13 68 +#define GPR14 72 +#define GPR15 76 +#define GPR16 80 +#define GPR17 84 +#define GPR18 88 +#define GPR19 92 +#define GPR20 96 +#define GPR21 100 +#define GPR22 104 +#define GPR23 108 +#define GPR24 112 +#define GPR25 116 +#define GPR26 120 +#define GPR27 124 +#define GPR28 128 +#define GPR29 132 +#define GPR30 136 +#define GPR31 140 +#define _NIP 144 +#define _MSR 148 +#define ORIG_GPR3 152 +#define _CTR 156 +#define _LINK 160 +#define _XER 164 +#define _CCR 168 +#define _MQ 172 +#define TRAP 176 +#define _DAR 180 +#define _DSISR 184 +#define RESULT 188 + diff --git a/libcpu/ppc/ppc405/include/asm/processor.h b/libcpu/ppc/ppc405/include/asm/processor.h index fead870558..7aeeb01dc5 100644 --- a/libcpu/ppc/ppc405/include/asm/processor.h +++ b/libcpu/ppc/ppc405/include/asm/processor.h @@ -1,1238 +1,1238 @@ -#ifndef __ASM_PPC_PROCESSOR_H -#define __ASM_PPC_PROCESSOR_H - -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - -#include - -#include -#include - -/* Machine State Register (MSR) Fields */ - -#ifdef CONFIG_PPC64BRIDGE -#define MSR_SF (1<<63) -#define MSR_ISF (1<<61) -#endif /* CONFIG_PPC64BRIDGE */ -#define MSR_UCLE (1<<26) /* User-mode cache lock enable (e500) */ -#define MSR_VEC (1<<25) /* Enable AltiVec(74xx) */ -#define MSR_SPE (1<<25) /* Enable SPE(e500) */ -#define MSR_POW (1<<18) /* Enable Power Management */ -#define MSR_WE (1<<18) /* Wait State Enable */ -#define MSR_TGPR (1<<17) /* TLB Update registers in use */ -#define MSR_CE (1<<17) /* Critical Interrupt Enable */ -#define MSR_ILE (1<<16) /* Interrupt Little Endian */ -#define MSR_EE (1<<15) /* External Interrupt Enable */ -#define MSR_PR (1<<14) /* Problem State / Privilege Level */ -#define MSR_FP (1<<13) /* Floating Point enable */ -#define MSR_ME (1<<12) /* Machine Check Enable */ -#define MSR_FE0 (1<<11) /* Floating Exception mode 0 */ -#define MSR_SE (1<<10) /* Single Step */ -#define MSR_DWE (1<<10) /* Debug Wait Enable (4xx) */ -#define MSR_UBLE (1<<10) /* BTB lock enable (e500) */ -#define MSR_BE (1<<9) /* Branch Trace */ -#define MSR_DE (1<<9) /* Debug Exception Enable */ -#define MSR_FE1 (1<<8) /* Floating Exception mode 1 */ -#define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */ -#define MSR_IR (1<<5) /* Instruction Relocate */ -#define MSR_IS (1<<5) /* Book E Instruction space */ -#define MSR_DR (1<<4) /* Data Relocate */ -#define MSR_DS (1<<4) /* Book E Data space */ -#define MSR_PE (1<<3) /* Protection Enable */ -#define MSR_PX (1<<2) /* Protection Exclusive Mode */ -#define MSR_PMM (1<<2) /* Performance monitor mark bit (e500) */ -#define MSR_RI (1<<1) /* Recoverable Exception */ -#define MSR_LE (1<<0) /* Little Endian */ - -#ifdef CONFIG_APUS_FAST_EXCEPT -#define MSR_ MSR_ME|MSR_IP|MSR_RI -#else -#define MSR_ MSR_ME|MSR_RI -#endif - -#ifndef CONFIG_E500 -#define MSR_KERNEL MSR_|MSR_IR|MSR_DR -#else -#define MSR_KERNEL MSR_ME -#endif - -/* Floating Point Status and Control Register (FPSCR) Fields */ - -#define FPSCR_FX 0x80000000 /* FPU exception summary */ -#define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ -#define FPSCR_VX 0x20000000 /* Invalid operation summary */ -#define FPSCR_OX 0x10000000 /* Overflow exception summary */ -#define FPSCR_UX 0x08000000 /* Underflow exception summary */ -#define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */ -#define FPSCR_XX 0x02000000 /* Inexact exception summary */ -#define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ -#define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ -#define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ -#define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ -#define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ -#define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ -#define FPSCR_FR 0x00040000 /* Fraction rounded */ -#define FPSCR_FI 0x00020000 /* Fraction inexact */ -#define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ -#define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ -#define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ -#define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ -#define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ -#define FPSCR_VE 0x00000080 /* Invalid op exception enable */ -#define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ -#define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ -#define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ -#define FPSCR_XE 0x00000008 /* FP inexact exception enable */ -#define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ -#define FPSCR_RN 0x00000003 /* FPU rounding control */ - -/* Special Purpose Registers (SPRNs)*/ - -/* PPC440 Architecture is BOOK-E */ -#ifdef CONFIG_440 -#define CONFIG_BOOKE -#endif - -#define SPRN_CCR0 0x3B3 /* Core Configuration Register 0 */ -#ifdef CONFIG_BOOKE -#define SPRN_CCR1 0x378 /* Core Configuration Register for 440 only */ -#endif -#define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */ -#define SPRN_CTR 0x009 /* Count Register */ -#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ -#ifndef CONFIG_BOOKE -#define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */ -#define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */ -#else -#define SPRN_DAC1 0x13C /* Book E Data Address Compare 1 */ -#define SPRN_DAC2 0x13D /* Book E Data Address Compare 2 */ -#endif /* CONFIG_BOOKE */ -#define SPRN_DAR 0x013 /* Data Address Register */ -#define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ -#define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ -#define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ -#define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ -#define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ -#define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ -#define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ -#define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ -#define SPRN_DBAT4L 0x239 /* Data BAT 4 Lower Register */ -#define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */ -#define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */ -#define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */ -#define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */ -#define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */ -#define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */ -#define SPRN_DBAT7U 0x23E /* Data BAT 7 Lower Register */ -#define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */ -#define DBCR_EDM 0x80000000 -#define DBCR_IDM 0x40000000 -#define DBCR_RST(x) (((x) & 0x3) << 28) -#define DBCR_RST_NONE 0 -#define DBCR_RST_CORE 1 -#define DBCR_RST_CHIP 2 -#define DBCR_RST_SYSTEM 3 -#define DBCR_IC 0x08000000 /* Instruction Completion Debug Evnt */ -#define DBCR_BT 0x04000000 /* Branch Taken Debug Event */ -#define DBCR_EDE 0x02000000 /* Exception Debug Event */ -#define DBCR_TDE 0x01000000 /* TRAP Debug Event */ -#define DBCR_FER 0x00F80000 /* First Events Remaining Mask */ -#define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */ -#define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */ -#define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */ -#define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */ -#define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */ -#define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */ -#define DAC_BYTE 0 -#define DAC_HALF 1 -#define DAC_WORD 2 -#define DAC_QUAD 3 -#define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */ -#define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */ -#define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */ -#define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */ -#define DBCR_SED 0x00000020 /* Second Exception Debug Event */ -#define DBCR_STD 0x00000010 /* Second Trap Debug Event */ -#define DBCR_SIA 0x00000008 /* Second IAC Enable */ -#define DBCR_SDA 0x00000004 /* Second DAC Enable */ -#define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */ -#define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */ -#ifndef CONFIG_BOOKE -#define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */ -#else -#define SPRN_DBCR0 0x134 /* Book E Debug Control Register 0 */ -#endif /* CONFIG_BOOKE */ -#ifndef CONFIG_BOOKE -#define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */ -#define SPRN_DBSR 0x3F0 /* Debug Status Register */ -#else -#define SPRN_DBCR1 0x135 /* Book E Debug Control Register 1 */ -#ifdef CONFIG_BOOKE -#define SPRN_DBDR 0x3f3 /* Debug Data Register */ -#endif -#define SPRN_DBSR 0x130 /* Book E Debug Status Register */ -#define DBSR_IC 0x08000000 /* Book E Instruction Completion */ -#define DBSR_TIE 0x01000000 /* Book E Trap Instruction Event */ -#endif /* CONFIG_BOOKE */ -#define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */ -#define DCCR_NOCACHE 0 /* Noncacheable */ -#define DCCR_CACHE 1 /* Cacheable */ -#ifndef CONFIG_BOOKE -#define SPRN_DCDBTRL 0x39c /* Data Cache Debug Tag Register Low */ -#define SPRN_DCDBTRH 0x39d /* Data Cache Debug Tag Register High */ -#endif -#define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */ -#define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */ -#define DCWR_COPY 0 /* Copy-back */ -#define DCWR_WRITE 1 /* Write-through */ -#ifndef CONFIG_BOOKE -#define SPRN_DEAR 0x3D5 /* Data Error Address Register */ -#else -#define SPRN_DEAR 0x03D /* Book E Data Error Address Register */ -#endif /* CONFIG_BOOKE */ -#define SPRN_DEC 0x016 /* Decrement Register */ -#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ -#ifdef CONFIG_BOOKE -#define SPRN_DNV0 0x390 /* Data Cache Normal Victim 0 */ -#define SPRN_DNV1 0x391 /* Data Cache Normal Victim 1 */ -#define SPRN_DNV2 0x392 /* Data Cache Normal Victim 2 */ -#define SPRN_DNV3 0x393 /* Data Cache Normal Victim 3 */ -#endif -#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ -#ifdef CONFIG_BOOKE -#define SPRN_DTV0 0x394 /* Data Cache Transient Victim 0 */ -#define SPRN_DTV1 0x395 /* Data Cache Transient Victim 1 */ -#define SPRN_DTV2 0x396 /* Data Cache Transient Victim 2 */ -#define SPRN_DTV3 0x397 /* Data Cache Transient Victim 3 */ -#define SPRN_DVLIM 0x398 /* Data Cache Victim Limit */ -#endif -#define SPRN_EAR 0x11A /* External Address Register */ -#ifndef CONFIG_BOOKE -#define SPRN_ESR 0x3D4 /* Exception Syndrome Register */ -#else -#define SPRN_ESR 0x03E /* Book E Exception Syndrome Register */ -#endif /* CONFIG_BOOKE */ -#define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */ -#define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */ -#define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */ -#define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */ -#define ESR_PIL 0x08000000 /* Program Exception - Illegal */ -#define ESR_PPR 0x04000000 /* Program Exception - Priveleged */ -#define ESR_PTR 0x02000000 /* Program Exception - Trap */ -#define ESR_DST 0x00800000 /* Storage Exception - Data miss */ -#define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */ -#define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */ -#define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ -#define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */ -#define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ - -#define HID0_ICE_SHIFT 15 -#define HID0_DCE_SHIFT 14 -#define HID0_DLOCK_SHIFT 12 - -#define HID0_EMCP (1<<31) /* Enable Machine Check pin */ -#define HID0_EBA (1<<29) /* Enable Bus Address Parity */ -#define HID0_EBD (1<<28) /* Enable Bus Data Parity */ -#define HID0_SBCLK (1<<27) -#define HID0_EICE (1<<26) -#define HID0_ECLK (1<<25) -#define HID0_PAR (1<<24) -#define HID0_DOZE (1<<23) -#define HID0_NAP (1<<22) -#define HID0_SLEEP (1<<21) -#define HID0_DPM (1<<20) -#define HID0_ICE (1<> 16) & 0xFFFF) /* Version field */ -#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revision field */ - -#define SVR_CID(svr) (((svr) >> 28) & 0x0F) /* Company or manufacturer ID */ -#define SVR_SOCOP(svr) (((svr) >> 22) & 0x3F) /* SOC integration options */ -#define SVR_SID(svr) (((svr) >> 16) & 0x3F) /* SOC ID */ -#define SVR_PROC(svr) (((svr) >> 12) & 0x0F) /* Process revision field */ -#define SVR_MFG(svr) (((svr) >> 8) & 0x0F) /* Manufacturing revision */ -#define SVR_MJREV(svr) (((svr) >> 4) & 0x0F) /* Major SOC design revision indicator */ -#define SVR_MNREV(svr) (((svr) >> 0) & 0x0F) /* Minor SOC design revision indicator */ - -/* Processor Version Register */ - -/* Processor Version Register (PVR) field extraction */ - -#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ -#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ - -/* - * AMCC has further subdivided the standard PowerPC 16-bit version and - * revision subfields of the PVR for the PowerPC 403s into the following: - */ - -#define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ -#define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ -#define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ -#define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ -#define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ -#define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ - -/* e600 core PVR fields */ - -#define PVR_E600_VER(pvr) (((pvr) >> 15) & 0xFFFF) /* Version/type */ -#define PVR_E600_TECH(pvr) (((pvr) >> 12) & 0xF) /* Technology */ -#define PVR_E600_MAJ(pvr) (((pvr) >> 8) & 0xF) /* Major revision */ -#define PVR_E600_MIN(pvr) (((pvr) >> 0) & 0xFF) /* Minor revision */ - -/* Processor Version Numbers */ - -#define PVR_403GA 0x00200000 -#define PVR_403GB 0x00200100 -#define PVR_403GC 0x00200200 -#define PVR_403GCX 0x00201400 -#define PVR_405GP 0x40110000 -#define PVR_405GP_RB 0x40110040 -#define PVR_405GP_RC 0x40110082 -#define PVR_405GP_RD 0x401100C4 -#define PVR_405GP_RE 0x40110145 /* same as pc405cr rev c */ -#define PVR_405CR_RA 0x40110041 -#define PVR_405CR_RB 0x401100C5 -#define PVR_405CR_RC 0x40110145 /* same as pc405gp rev e */ -#define PVR_405EP_RA 0x51210950 -#define PVR_405GPR_RB 0x50910951 -#define PVR_405EZ_RA 0x41511460 -#define PVR_405EXR1_RA 0x12911473 /* 405EXr rev A/B with Security */ -#define PVR_405EXR2_RA 0x12911471 /* 405EXr rev A/B without Security */ -#define PVR_405EX1_RA 0x12911477 /* 405EX rev A/B with Security */ -#define PVR_405EX2_RA 0x12911475 /* 405EX rev A/B without Security */ -#define PVR_405EXR1_RC 0x1291147B /* 405EXr rev C with Security */ -#define PVR_405EXR2_RC 0x12911479 /* 405EXr rev C without Security */ -#define PVR_405EX1_RC 0x1291147F /* 405EX rev C with Security */ -#define PVR_405EX2_RC 0x1291147D /* 405EX rev C without Security */ -#define PVR_440GP_RB 0x40120440 -#define PVR_440GP_RC 0x40120481 -#define PVR_440EP_RA 0x42221850 -#define PVR_440EP_RB 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ -#define PVR_440EP_RC 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ -#define PVR_440GR_RA 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ -#define PVR_440GR_RB 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ -#define PVR_440EPX1_RA 0x216218D0 /* 440EPX rev A with Security / Kasumi */ -#define PVR_440EPX2_RA 0x216218D4 /* 440EPX rev A without Security / Kasumi */ -#define PVR_440GRX1_RA 0x216218D0 /* 440GRX rev A with Security / Kasumi */ -#define PVR_440GRX2_RA 0x216218D4 /* 440GRX rev A without Security / Kasumi */ -#define PVR_440GX_RA 0x51B21850 -#define PVR_440GX_RB 0x51B21851 -#define PVR_440GX_RC 0x51B21892 -#define PVR_440GX_RF 0x51B21894 -#define PVR_405EP_RB 0x51210950 -#define PVR_440SP_6_RAB 0x53221850 /* 440SP rev A&B with RAID 6 support enabled */ -#define PVR_440SP_RAB 0x53321850 /* 440SP rev A&B without RAID 6 support */ -#define PVR_440SP_6_RC 0x53221891 /* 440SP rev C with RAID 6 support enabled */ -#define PVR_440SP_RC 0x53321891 /* 440SP rev C without RAID 6 support */ -#define PVR_440SPe_6_RA 0x53421890 /* 440SPe rev A with RAID 6 support enabled */ -#define PVR_440SPe_RA 0x53521890 /* 440SPe rev A without RAID 6 support */ -#define PVR_440SPe_6_RB 0x53421891 /* 440SPe rev B with RAID 6 support enabled */ -#define PVR_440SPe_RB 0x53521891 /* 440SPe rev B without RAID 6 support */ -#define PVR_460EX_SE_RA 0x130218A2 /* 460EX rev A with Security Engine */ -#define PVR_460EX_RA 0x130218A3 /* 460EX rev A without Security Engine */ -#define PVR_460GT_SE_RA 0x130218A0 /* 460GT rev A with Security Engine */ -#define PVR_460GT_RA 0x130218A1 /* 460GT rev A without Security Engine */ -#define PVR_460SX_RA 0x13541800 /* 460SX rev A */ -#define PVR_460SX_RA_V1 0x13541801 /* 460SX rev A Variant 1 Security disabled */ -#define PVR_460GX_RA 0x13541802 /* 460GX rev A */ -#define PVR_460GX_RA_V1 0x13541803 /* 460GX rev A Variant 1 Security disabled */ -#define PVR_601 0x00010000 -#define PVR_602 0x00050000 -#define PVR_603 0x00030000 -#define PVR_603e 0x00060000 -#define PVR_603ev 0x00070000 -#define PVR_603r 0x00071000 -#define PVR_604 0x00040000 -#define PVR_604e 0x00090000 -#define PVR_604r 0x000A0000 -#define PVR_620 0x00140000 -#define PVR_740 0x00080000 -#define PVR_750 PVR_740 -#define PVR_740P 0x10080000 -#define PVR_750P PVR_740P -#define PVR_7400 0x000C0000 -#define PVR_7410 0x800C0000 -#define PVR_7450 0x80000000 - -#define PVR_85xx 0x80200000 -#define PVR_85xx_REV1 (PVR_85xx | 0x0010) -#define PVR_85xx_REV2 (PVR_85xx | 0x0020) - -#define PVR_86xx 0x80040000 - -#define PVR_VIRTEX5 0x7ff21912 - -/* - * For the 8xx processors, all of them report the same PVR family for - * the PowerPC core. The various versions of these processors must be - * differentiated by the version number in the Communication Processor - * Module (CPM). - */ -#define PVR_821 0x00500000 -#define PVR_823 PVR_821 -#define PVR_850 PVR_821 -#define PVR_860 PVR_821 -#define PVR_7400 0x000C0000 -#define PVR_8240 0x00810100 - -/* - * PowerQUICC II family processors report different PVR values depending - * on silicon process (HiP3, HiP4, HiP7, etc.) - */ -#define PVR_8260 PVR_8240 -#define PVR_8260_HIP3 0x00810101 -#define PVR_8260_HIP4 0x80811014 -#define PVR_8260_HIP7 0x80822011 -#define PVR_8260_HIP7R1 0x80822013 -#define PVR_8260_HIP7RA 0x80822014 - -/* - * MPC 52xx - */ -#define PVR_5200 0x80822011 -#define PVR_5200B 0x80822014 - -/* - * System Version Register - */ - -/* System Version Register (SVR) field extraction */ - -#define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */ -#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revison field */ - -#define SVR_SUBVER(svr) (((svr) >> 8) & 0xFF) /* Process/MFG sub-version */ - -#define SVR_FAM(svr) (((svr) >> 20) & 0xFFF) /* Family field */ -#define SVR_MEM(svr) (((svr) >> 16) & 0xF) /* Member field */ - -#define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/ -#define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/ - -/* Some parts define SVR[0:23] as the SOC version */ -#define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFFFFF) /* SOC Version fields */ - -/* whether MPC8xxxE (i.e. has SEC) */ -#if defined(CONFIG_MPC85xx) -#define IS_E_PROCESSOR(svr) (svr & 0x80000) -#else -#if defined(CONFIG_MPC83xx) -#define IS_E_PROCESSOR(spridr) (!(spridr & 0x00010000)) -#endif -#endif - -/* - * SVR_SOC_VER() Version Values - */ - -#define SVR_8533 0x803400 -#define SVR_8533_E 0x803C00 -#define SVR_8535 0x803701 -#define SVR_8535_E 0x803F01 -#define SVR_8536 0x803700 -#define SVR_8536_E 0x803F00 -#define SVR_8540 0x803000 -#define SVR_8541 0x807200 -#define SVR_8541_E 0x807A00 -#define SVR_8543 0x803200 -#define SVR_8543_E 0x803A00 -#define SVR_8544 0x803401 -#define SVR_8544_E 0x803C01 -#define SVR_8545 0x803102 -#define SVR_8545_E 0x803902 -#define SVR_8547_E 0x803901 -#define SVR_8548 0x803100 -#define SVR_8548_E 0x803900 -#define SVR_8555 0x807100 -#define SVR_8555_E 0x807900 -#define SVR_8560 0x807000 -#define SVR_8567 0x807600 -#define SVR_8567_E 0x807E00 -#define SVR_8568 0x807500 -#define SVR_8568_E 0x807D00 -#define SVR_8569 0x808000 -#define SVR_8569_E 0x808800 -#define SVR_8572 0x80E000 -#define SVR_8572_E 0x80E800 -#define SVR_P2020 0x80E200 -#define SVR_P2020_E 0x80EA00 - -#define SVR_8610 0x80A000 -#define SVR_8641 0x809000 -#define SVR_8641D 0x809001 - -#define _GLOBAL(n)\ - .globl n;\ -n: - -/* Macros for setting and retrieving special purpose registers */ - -#define stringify(s) tostring(s) -#define tostring(s) #s - -#define mfdcr(rn) ({unsigned int rval; \ - asm volatile("mfdcr %0," stringify(rn) \ - : "=r" (rval)); rval;}) -#define mtdcr(rn, v) asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v)) - -#define mfmsr() ({unsigned int rval; \ - asm volatile("mfmsr %0" : "=r" (rval)); rval;}) -#define mtmsr(v) asm volatile("mtmsr %0" : : "r" (v)) - -#define mfspr(rn) ({unsigned int rval; \ - asm volatile("mfspr %0," stringify(rn) \ - : "=r" (rval)); rval;}) -#define mtspr(rn, v) asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v)) - -#define tlbie(v) asm volatile("tlbie %0 \n sync" : : "r" (v)) - -/* Segment Registers */ - -#define SR0 0 -#define SR1 1 -#define SR2 2 -#define SR3 3 -#define SR4 4 -#define SR5 5 -#define SR6 6 -#define SR7 7 -#define SR8 8 -#define SR9 9 -#define SR10 10 -#define SR11 11 -#define SR12 12 -#define SR13 13 -#define SR14 14 -#define SR15 15 - -#ifndef __ASSEMBLY__ - -struct cpu_type { - char name[15]; - u32 soc_ver; -}; - -struct cpu_type *identify_cpu(u32 ver); - -#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) -#define CPU_TYPE_ENTRY(n, v) \ - { .name = #n, .soc_ver = SVR_##v, } -#else -#if defined(CONFIG_MPC83xx) -#define CPU_TYPE_ENTRY(x) {#x, SPR_##x} -#endif -#endif - - -#ifndef CONFIG_MACH_SPECIFIC -extern int _machine; -extern int have_of; -#endif /* CONFIG_MACH_SPECIFIC */ - -/* what kind of prep workstation we are */ -extern int _prep_type; -/* - * This is used to identify the board type from a given PReP board - * vendor. Board revision is also made available. - */ -extern unsigned char ucSystemType; -extern unsigned char ucBoardRev; -extern unsigned char ucBoardRevMaj, ucBoardRevMin; - -struct task_struct; -void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp); -void release_thread(struct task_struct *); - -/* - * Create a new kernel thread. - */ -extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); - -/* - * Bus types - */ -#define EISA_bus 0 -#define EISA_bus__is_a_macro /* for versions in ksyms.c */ -#define MCA_bus 0 -#define MCA_bus__is_a_macro /* for versions in ksyms.c */ - -/* Lazy FPU handling on uni-processor */ -extern struct task_struct *last_task_used_math; -extern struct task_struct *last_task_used_altivec; - -/* - * this is the minimum allowable io space due to the location - * of the io areas on prep (first one at 0x80000000) but - * as soon as I get around to remapping the io areas with the BATs - * to match the mac we can raise this. -- Cort - */ -#define TASK_SIZE (0x80000000UL) - -/* This decides where the kernel will search for a free chunk of vm - * space during mmap's. - */ -#define TASK_UNMAPPED_BASE (TASK_SIZE / 8 * 3) - -typedef struct { - unsigned long seg; -} mm_segment_t; - -struct thread_struct { - unsigned long ksp; /* Kernel stack pointer */ - unsigned long wchan; /* Event task is sleeping on */ - struct pt_regs *regs; /* Pointer to saved register state */ - mm_segment_t fs; /* for get_fs() validation */ - void *pgdir; /* root of page-table tree */ - signed long last_syscall; - double fpr[32]; /* Complete floating point set */ - unsigned long fpscr_pad; /* fpr ... fpscr must be contiguous */ - unsigned long fpscr; /* Floating point status */ -#ifdef CONFIG_ALTIVEC - vector128 vr[32]; /* Complete AltiVec set */ - vector128 vscr; /* AltiVec status */ - unsigned long vrsave; -#endif /* CONFIG_ALTIVEC */ -}; - -#define INIT_SP (sizeof(init_stack) + (unsigned long) &init_stack) - -#define INIT_THREAD { \ - INIT_SP, /* ksp */ \ - 0, /* wchan */ \ - (struct pt_regs *)INIT_SP - 1, /* regs */ \ - KERNEL_DS, /*fs*/ \ - swapper_pg_dir, /* pgdir */ \ - 0, /* last_syscall */ \ - {0}, 0, 0 \ -} - -/* - * Note: the vm_start and vm_end fields here should *not* - * be in kernel space. (Could vm_end == vm_start perhaps?) - */ -#define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \ - PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \ - 1, NULL, NULL } - -/* - * Return saved PC of a blocked thread. For now, this is the "user" PC - */ -static inline unsigned long thread_saved_pc(struct thread_struct *t) -{ - return (t->regs) ? t->regs->nip : 0; -} - -#define copy_segments(tsk, mm) do { } while (0) -#define release_segments(mm) do { } while (0) -#define forget_segments() do { } while (0) - -unsigned long get_wchan(struct task_struct *p); - -#define KSTK_EIP(tsk) ((tsk)->thread.regs->nip) -#define KSTK_ESP(tsk) ((tsk)->thread.regs->gpr[1]) - -/* - * NOTE! The task struct and the stack go together - */ -#define THREAD_SIZE (2*PAGE_SIZE) -#define alloc_task_struct() \ - ((struct task_struct *) __get_free_pages(GFP_KERNEL,1)) -#define free_task_struct(p) free_pages((unsigned long)(p),1) -#define get_task_struct(tsk) atomic_inc(&mem_map[MAP_NR(tsk)].count) - -/* in process.c - for early bootup debug -- Cort */ -int ll_printk(const char *, ...); -void ll_puts(const char *); - -#define init_task (init_task_union.task) -#define init_stack (init_task_union.stack) - -/* In misc.c */ -void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); - -#endif /* ndef ASSEMBLY*/ - -#ifdef CONFIG_MACH_SPECIFIC -#if defined(CONFIG_8xx) -#define _machine _MACH_8xx -#define have_of 0 -#elif defined(CONFIG_OAK) -#define _machine _MACH_oak -#define have_of 0 -#elif defined(CONFIG_WALNUT) -#define _machine _MACH_walnut -#define have_of 0 -#elif defined(CONFIG_APUS) -#define _machine _MACH_apus -#define have_of 0 -#elif defined(CONFIG_GEMINI) -#define _machine _MACH_gemini -#define have_of 0 -#elif defined(CONFIG_8260) -#define _machine _MACH_8260 -#define have_of 0 -#elif defined(CONFIG_SANDPOINT) -#define _machine _MACH_sandpoint -#elif defined(CONFIG_HIDDEN_DRAGON) -#define _machine _MACH_hidden_dragon -#define have_of 0 -#else -#error "Machine not defined correctly" -#endif -#endif /* CONFIG_MACH_SPECIFIC */ - -#endif /* __ASM_PPC_PROCESSOR_H */ +#ifndef __ASM_PPC_PROCESSOR_H +#define __ASM_PPC_PROCESSOR_H + +/* + * Default implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ __label__ _l; _l: &&_l;}) + +#include + +#include +#include + +/* Machine State Register (MSR) Fields */ + +#ifdef CONFIG_PPC64BRIDGE +#define MSR_SF (1<<63) +#define MSR_ISF (1<<61) +#endif /* CONFIG_PPC64BRIDGE */ +#define MSR_UCLE (1<<26) /* User-mode cache lock enable (e500) */ +#define MSR_VEC (1<<25) /* Enable AltiVec(74xx) */ +#define MSR_SPE (1<<25) /* Enable SPE(e500) */ +#define MSR_POW (1<<18) /* Enable Power Management */ +#define MSR_WE (1<<18) /* Wait State Enable */ +#define MSR_TGPR (1<<17) /* TLB Update registers in use */ +#define MSR_CE (1<<17) /* Critical Interrupt Enable */ +#define MSR_ILE (1<<16) /* Interrupt Little Endian */ +#define MSR_EE (1<<15) /* External Interrupt Enable */ +#define MSR_PR (1<<14) /* Problem State / Privilege Level */ +#define MSR_FP (1<<13) /* Floating Point enable */ +#define MSR_ME (1<<12) /* Machine Check Enable */ +#define MSR_FE0 (1<<11) /* Floating Exception mode 0 */ +#define MSR_SE (1<<10) /* Single Step */ +#define MSR_DWE (1<<10) /* Debug Wait Enable (4xx) */ +#define MSR_UBLE (1<<10) /* BTB lock enable (e500) */ +#define MSR_BE (1<<9) /* Branch Trace */ +#define MSR_DE (1<<9) /* Debug Exception Enable */ +#define MSR_FE1 (1<<8) /* Floating Exception mode 1 */ +#define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */ +#define MSR_IR (1<<5) /* Instruction Relocate */ +#define MSR_IS (1<<5) /* Book E Instruction space */ +#define MSR_DR (1<<4) /* Data Relocate */ +#define MSR_DS (1<<4) /* Book E Data space */ +#define MSR_PE (1<<3) /* Protection Enable */ +#define MSR_PX (1<<2) /* Protection Exclusive Mode */ +#define MSR_PMM (1<<2) /* Performance monitor mark bit (e500) */ +#define MSR_RI (1<<1) /* Recoverable Exception */ +#define MSR_LE (1<<0) /* Little Endian */ + +#ifdef CONFIG_APUS_FAST_EXCEPT +#define MSR_ MSR_ME|MSR_IP|MSR_RI +#else +#define MSR_ MSR_ME|MSR_RI +#endif + +#ifndef CONFIG_E500 +#define MSR_KERNEL MSR_|MSR_IR|MSR_DR +#else +#define MSR_KERNEL MSR_ME +#endif + +/* Floating Point Status and Control Register (FPSCR) Fields */ + +#define FPSCR_FX 0x80000000 /* FPU exception summary */ +#define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ +#define FPSCR_VX 0x20000000 /* Invalid operation summary */ +#define FPSCR_OX 0x10000000 /* Overflow exception summary */ +#define FPSCR_UX 0x08000000 /* Underflow exception summary */ +#define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */ +#define FPSCR_XX 0x02000000 /* Inexact exception summary */ +#define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ +#define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ +#define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ +#define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ +#define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ +#define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ +#define FPSCR_FR 0x00040000 /* Fraction rounded */ +#define FPSCR_FI 0x00020000 /* Fraction inexact */ +#define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ +#define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ +#define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ +#define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ +#define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ +#define FPSCR_VE 0x00000080 /* Invalid op exception enable */ +#define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ +#define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ +#define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ +#define FPSCR_XE 0x00000008 /* FP inexact exception enable */ +#define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ +#define FPSCR_RN 0x00000003 /* FPU rounding control */ + +/* Special Purpose Registers (SPRNs)*/ + +/* PPC440 Architecture is BOOK-E */ +#ifdef CONFIG_440 +#define CONFIG_BOOKE +#endif + +#define SPRN_CCR0 0x3B3 /* Core Configuration Register 0 */ +#ifdef CONFIG_BOOKE +#define SPRN_CCR1 0x378 /* Core Configuration Register for 440 only */ +#endif +#define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */ +#define SPRN_CTR 0x009 /* Count Register */ +#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ +#ifndef CONFIG_BOOKE +#define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */ +#define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */ +#else +#define SPRN_DAC1 0x13C /* Book E Data Address Compare 1 */ +#define SPRN_DAC2 0x13D /* Book E Data Address Compare 2 */ +#endif /* CONFIG_BOOKE */ +#define SPRN_DAR 0x013 /* Data Address Register */ +#define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ +#define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ +#define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ +#define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ +#define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ +#define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ +#define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ +#define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ +#define SPRN_DBAT4L 0x239 /* Data BAT 4 Lower Register */ +#define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */ +#define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */ +#define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */ +#define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */ +#define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */ +#define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */ +#define SPRN_DBAT7U 0x23E /* Data BAT 7 Lower Register */ +#define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */ +#define DBCR_EDM 0x80000000 +#define DBCR_IDM 0x40000000 +#define DBCR_RST(x) (((x) & 0x3) << 28) +#define DBCR_RST_NONE 0 +#define DBCR_RST_CORE 1 +#define DBCR_RST_CHIP 2 +#define DBCR_RST_SYSTEM 3 +#define DBCR_IC 0x08000000 /* Instruction Completion Debug Evnt */ +#define DBCR_BT 0x04000000 /* Branch Taken Debug Event */ +#define DBCR_EDE 0x02000000 /* Exception Debug Event */ +#define DBCR_TDE 0x01000000 /* TRAP Debug Event */ +#define DBCR_FER 0x00F80000 /* First Events Remaining Mask */ +#define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */ +#define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */ +#define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */ +#define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */ +#define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */ +#define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */ +#define DAC_BYTE 0 +#define DAC_HALF 1 +#define DAC_WORD 2 +#define DAC_QUAD 3 +#define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */ +#define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */ +#define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */ +#define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */ +#define DBCR_SED 0x00000020 /* Second Exception Debug Event */ +#define DBCR_STD 0x00000010 /* Second Trap Debug Event */ +#define DBCR_SIA 0x00000008 /* Second IAC Enable */ +#define DBCR_SDA 0x00000004 /* Second DAC Enable */ +#define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */ +#define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */ +#ifndef CONFIG_BOOKE +#define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */ +#else +#define SPRN_DBCR0 0x134 /* Book E Debug Control Register 0 */ +#endif /* CONFIG_BOOKE */ +#ifndef CONFIG_BOOKE +#define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */ +#define SPRN_DBSR 0x3F0 /* Debug Status Register */ +#else +#define SPRN_DBCR1 0x135 /* Book E Debug Control Register 1 */ +#ifdef CONFIG_BOOKE +#define SPRN_DBDR 0x3f3 /* Debug Data Register */ +#endif +#define SPRN_DBSR 0x130 /* Book E Debug Status Register */ +#define DBSR_IC 0x08000000 /* Book E Instruction Completion */ +#define DBSR_TIE 0x01000000 /* Book E Trap Instruction Event */ +#endif /* CONFIG_BOOKE */ +#define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */ +#define DCCR_NOCACHE 0 /* Noncacheable */ +#define DCCR_CACHE 1 /* Cacheable */ +#ifndef CONFIG_BOOKE +#define SPRN_DCDBTRL 0x39c /* Data Cache Debug Tag Register Low */ +#define SPRN_DCDBTRH 0x39d /* Data Cache Debug Tag Register High */ +#endif +#define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */ +#define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */ +#define DCWR_COPY 0 /* Copy-back */ +#define DCWR_WRITE 1 /* Write-through */ +#ifndef CONFIG_BOOKE +#define SPRN_DEAR 0x3D5 /* Data Error Address Register */ +#else +#define SPRN_DEAR 0x03D /* Book E Data Error Address Register */ +#endif /* CONFIG_BOOKE */ +#define SPRN_DEC 0x016 /* Decrement Register */ +#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ +#ifdef CONFIG_BOOKE +#define SPRN_DNV0 0x390 /* Data Cache Normal Victim 0 */ +#define SPRN_DNV1 0x391 /* Data Cache Normal Victim 1 */ +#define SPRN_DNV2 0x392 /* Data Cache Normal Victim 2 */ +#define SPRN_DNV3 0x393 /* Data Cache Normal Victim 3 */ +#endif +#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ +#ifdef CONFIG_BOOKE +#define SPRN_DTV0 0x394 /* Data Cache Transient Victim 0 */ +#define SPRN_DTV1 0x395 /* Data Cache Transient Victim 1 */ +#define SPRN_DTV2 0x396 /* Data Cache Transient Victim 2 */ +#define SPRN_DTV3 0x397 /* Data Cache Transient Victim 3 */ +#define SPRN_DVLIM 0x398 /* Data Cache Victim Limit */ +#endif +#define SPRN_EAR 0x11A /* External Address Register */ +#ifndef CONFIG_BOOKE +#define SPRN_ESR 0x3D4 /* Exception Syndrome Register */ +#else +#define SPRN_ESR 0x03E /* Book E Exception Syndrome Register */ +#endif /* CONFIG_BOOKE */ +#define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */ +#define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */ +#define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */ +#define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */ +#define ESR_PIL 0x08000000 /* Program Exception - Illegal */ +#define ESR_PPR 0x04000000 /* Program Exception - Priveleged */ +#define ESR_PTR 0x02000000 /* Program Exception - Trap */ +#define ESR_DST 0x00800000 /* Storage Exception - Data miss */ +#define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */ +#define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */ +#define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ +#define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */ +#define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ + +#define HID0_ICE_SHIFT 15 +#define HID0_DCE_SHIFT 14 +#define HID0_DLOCK_SHIFT 12 + +#define HID0_EMCP (1<<31) /* Enable Machine Check pin */ +#define HID0_EBA (1<<29) /* Enable Bus Address Parity */ +#define HID0_EBD (1<<28) /* Enable Bus Data Parity */ +#define HID0_SBCLK (1<<27) +#define HID0_EICE (1<<26) +#define HID0_ECLK (1<<25) +#define HID0_PAR (1<<24) +#define HID0_DOZE (1<<23) +#define HID0_NAP (1<<22) +#define HID0_SLEEP (1<<21) +#define HID0_DPM (1<<20) +#define HID0_ICE (1<> 16) & 0xFFFF) /* Version field */ +#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revision field */ + +#define SVR_CID(svr) (((svr) >> 28) & 0x0F) /* Company or manufacturer ID */ +#define SVR_SOCOP(svr) (((svr) >> 22) & 0x3F) /* SOC integration options */ +#define SVR_SID(svr) (((svr) >> 16) & 0x3F) /* SOC ID */ +#define SVR_PROC(svr) (((svr) >> 12) & 0x0F) /* Process revision field */ +#define SVR_MFG(svr) (((svr) >> 8) & 0x0F) /* Manufacturing revision */ +#define SVR_MJREV(svr) (((svr) >> 4) & 0x0F) /* Major SOC design revision indicator */ +#define SVR_MNREV(svr) (((svr) >> 0) & 0x0F) /* Minor SOC design revision indicator */ + +/* Processor Version Register */ + +/* Processor Version Register (PVR) field extraction */ + +#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ +#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ + +/* + * AMCC has further subdivided the standard PowerPC 16-bit version and + * revision subfields of the PVR for the PowerPC 403s into the following: + */ + +#define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ +#define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ +#define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ +#define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ +#define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ +#define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ + +/* e600 core PVR fields */ + +#define PVR_E600_VER(pvr) (((pvr) >> 15) & 0xFFFF) /* Version/type */ +#define PVR_E600_TECH(pvr) (((pvr) >> 12) & 0xF) /* Technology */ +#define PVR_E600_MAJ(pvr) (((pvr) >> 8) & 0xF) /* Major revision */ +#define PVR_E600_MIN(pvr) (((pvr) >> 0) & 0xFF) /* Minor revision */ + +/* Processor Version Numbers */ + +#define PVR_403GA 0x00200000 +#define PVR_403GB 0x00200100 +#define PVR_403GC 0x00200200 +#define PVR_403GCX 0x00201400 +#define PVR_405GP 0x40110000 +#define PVR_405GP_RB 0x40110040 +#define PVR_405GP_RC 0x40110082 +#define PVR_405GP_RD 0x401100C4 +#define PVR_405GP_RE 0x40110145 /* same as pc405cr rev c */ +#define PVR_405CR_RA 0x40110041 +#define PVR_405CR_RB 0x401100C5 +#define PVR_405CR_RC 0x40110145 /* same as pc405gp rev e */ +#define PVR_405EP_RA 0x51210950 +#define PVR_405GPR_RB 0x50910951 +#define PVR_405EZ_RA 0x41511460 +#define PVR_405EXR1_RA 0x12911473 /* 405EXr rev A/B with Security */ +#define PVR_405EXR2_RA 0x12911471 /* 405EXr rev A/B without Security */ +#define PVR_405EX1_RA 0x12911477 /* 405EX rev A/B with Security */ +#define PVR_405EX2_RA 0x12911475 /* 405EX rev A/B without Security */ +#define PVR_405EXR1_RC 0x1291147B /* 405EXr rev C with Security */ +#define PVR_405EXR2_RC 0x12911479 /* 405EXr rev C without Security */ +#define PVR_405EX1_RC 0x1291147F /* 405EX rev C with Security */ +#define PVR_405EX2_RC 0x1291147D /* 405EX rev C without Security */ +#define PVR_440GP_RB 0x40120440 +#define PVR_440GP_RC 0x40120481 +#define PVR_440EP_RA 0x42221850 +#define PVR_440EP_RB 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ +#define PVR_440EP_RC 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ +#define PVR_440GR_RA 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ +#define PVR_440GR_RB 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ +#define PVR_440EPX1_RA 0x216218D0 /* 440EPX rev A with Security / Kasumi */ +#define PVR_440EPX2_RA 0x216218D4 /* 440EPX rev A without Security / Kasumi */ +#define PVR_440GRX1_RA 0x216218D0 /* 440GRX rev A with Security / Kasumi */ +#define PVR_440GRX2_RA 0x216218D4 /* 440GRX rev A without Security / Kasumi */ +#define PVR_440GX_RA 0x51B21850 +#define PVR_440GX_RB 0x51B21851 +#define PVR_440GX_RC 0x51B21892 +#define PVR_440GX_RF 0x51B21894 +#define PVR_405EP_RB 0x51210950 +#define PVR_440SP_6_RAB 0x53221850 /* 440SP rev A&B with RAID 6 support enabled */ +#define PVR_440SP_RAB 0x53321850 /* 440SP rev A&B without RAID 6 support */ +#define PVR_440SP_6_RC 0x53221891 /* 440SP rev C with RAID 6 support enabled */ +#define PVR_440SP_RC 0x53321891 /* 440SP rev C without RAID 6 support */ +#define PVR_440SPe_6_RA 0x53421890 /* 440SPe rev A with RAID 6 support enabled */ +#define PVR_440SPe_RA 0x53521890 /* 440SPe rev A without RAID 6 support */ +#define PVR_440SPe_6_RB 0x53421891 /* 440SPe rev B with RAID 6 support enabled */ +#define PVR_440SPe_RB 0x53521891 /* 440SPe rev B without RAID 6 support */ +#define PVR_460EX_SE_RA 0x130218A2 /* 460EX rev A with Security Engine */ +#define PVR_460EX_RA 0x130218A3 /* 460EX rev A without Security Engine */ +#define PVR_460GT_SE_RA 0x130218A0 /* 460GT rev A with Security Engine */ +#define PVR_460GT_RA 0x130218A1 /* 460GT rev A without Security Engine */ +#define PVR_460SX_RA 0x13541800 /* 460SX rev A */ +#define PVR_460SX_RA_V1 0x13541801 /* 460SX rev A Variant 1 Security disabled */ +#define PVR_460GX_RA 0x13541802 /* 460GX rev A */ +#define PVR_460GX_RA_V1 0x13541803 /* 460GX rev A Variant 1 Security disabled */ +#define PVR_601 0x00010000 +#define PVR_602 0x00050000 +#define PVR_603 0x00030000 +#define PVR_603e 0x00060000 +#define PVR_603ev 0x00070000 +#define PVR_603r 0x00071000 +#define PVR_604 0x00040000 +#define PVR_604e 0x00090000 +#define PVR_604r 0x000A0000 +#define PVR_620 0x00140000 +#define PVR_740 0x00080000 +#define PVR_750 PVR_740 +#define PVR_740P 0x10080000 +#define PVR_750P PVR_740P +#define PVR_7400 0x000C0000 +#define PVR_7410 0x800C0000 +#define PVR_7450 0x80000000 + +#define PVR_85xx 0x80200000 +#define PVR_85xx_REV1 (PVR_85xx | 0x0010) +#define PVR_85xx_REV2 (PVR_85xx | 0x0020) + +#define PVR_86xx 0x80040000 + +#define PVR_VIRTEX5 0x7ff21912 + +/* + * For the 8xx processors, all of them report the same PVR family for + * the PowerPC core. The various versions of these processors must be + * differentiated by the version number in the Communication Processor + * Module (CPM). + */ +#define PVR_821 0x00500000 +#define PVR_823 PVR_821 +#define PVR_850 PVR_821 +#define PVR_860 PVR_821 +#define PVR_7400 0x000C0000 +#define PVR_8240 0x00810100 + +/* + * PowerQUICC II family processors report different PVR values depending + * on silicon process (HiP3, HiP4, HiP7, etc.) + */ +#define PVR_8260 PVR_8240 +#define PVR_8260_HIP3 0x00810101 +#define PVR_8260_HIP4 0x80811014 +#define PVR_8260_HIP7 0x80822011 +#define PVR_8260_HIP7R1 0x80822013 +#define PVR_8260_HIP7RA 0x80822014 + +/* + * MPC 52xx + */ +#define PVR_5200 0x80822011 +#define PVR_5200B 0x80822014 + +/* + * System Version Register + */ + +/* System Version Register (SVR) field extraction */ + +#define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */ +#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revison field */ + +#define SVR_SUBVER(svr) (((svr) >> 8) & 0xFF) /* Process/MFG sub-version */ + +#define SVR_FAM(svr) (((svr) >> 20) & 0xFFF) /* Family field */ +#define SVR_MEM(svr) (((svr) >> 16) & 0xF) /* Member field */ + +#define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/ +#define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/ + +/* Some parts define SVR[0:23] as the SOC version */ +#define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFFFFF) /* SOC Version fields */ + +/* whether MPC8xxxE (i.e. has SEC) */ +#if defined(CONFIG_MPC85xx) +#define IS_E_PROCESSOR(svr) (svr & 0x80000) +#else +#if defined(CONFIG_MPC83xx) +#define IS_E_PROCESSOR(spridr) (!(spridr & 0x00010000)) +#endif +#endif + +/* + * SVR_SOC_VER() Version Values + */ + +#define SVR_8533 0x803400 +#define SVR_8533_E 0x803C00 +#define SVR_8535 0x803701 +#define SVR_8535_E 0x803F01 +#define SVR_8536 0x803700 +#define SVR_8536_E 0x803F00 +#define SVR_8540 0x803000 +#define SVR_8541 0x807200 +#define SVR_8541_E 0x807A00 +#define SVR_8543 0x803200 +#define SVR_8543_E 0x803A00 +#define SVR_8544 0x803401 +#define SVR_8544_E 0x803C01 +#define SVR_8545 0x803102 +#define SVR_8545_E 0x803902 +#define SVR_8547_E 0x803901 +#define SVR_8548 0x803100 +#define SVR_8548_E 0x803900 +#define SVR_8555 0x807100 +#define SVR_8555_E 0x807900 +#define SVR_8560 0x807000 +#define SVR_8567 0x807600 +#define SVR_8567_E 0x807E00 +#define SVR_8568 0x807500 +#define SVR_8568_E 0x807D00 +#define SVR_8569 0x808000 +#define SVR_8569_E 0x808800 +#define SVR_8572 0x80E000 +#define SVR_8572_E 0x80E800 +#define SVR_P2020 0x80E200 +#define SVR_P2020_E 0x80EA00 + +#define SVR_8610 0x80A000 +#define SVR_8641 0x809000 +#define SVR_8641D 0x809001 + +#define _GLOBAL(n)\ + .globl n;\ +n: + +/* Macros for setting and retrieving special purpose registers */ + +#define stringify(s) tostring(s) +#define tostring(s) #s + +#define mfdcr(rn) ({unsigned int rval; \ + asm volatile("mfdcr %0," stringify(rn) \ + : "=r" (rval)); rval;}) +#define mtdcr(rn, v) asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v)) + +#define mfmsr() ({unsigned int rval; \ + asm volatile("mfmsr %0" : "=r" (rval)); rval;}) +#define mtmsr(v) asm volatile("mtmsr %0" : : "r" (v)) + +#define mfspr(rn) ({unsigned int rval; \ + asm volatile("mfspr %0," stringify(rn) \ + : "=r" (rval)); rval;}) +#define mtspr(rn, v) asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v)) + +#define tlbie(v) asm volatile("tlbie %0 \n sync" : : "r" (v)) + +/* Segment Registers */ + +#define SR0 0 +#define SR1 1 +#define SR2 2 +#define SR3 3 +#define SR4 4 +#define SR5 5 +#define SR6 6 +#define SR7 7 +#define SR8 8 +#define SR9 9 +#define SR10 10 +#define SR11 11 +#define SR12 12 +#define SR13 13 +#define SR14 14 +#define SR15 15 + +#ifndef __ASSEMBLY__ + +struct cpu_type { + char name[15]; + u32 soc_ver; +}; + +struct cpu_type *identify_cpu(u32 ver); + +#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) +#define CPU_TYPE_ENTRY(n, v) \ + { .name = #n, .soc_ver = SVR_##v, } +#else +#if defined(CONFIG_MPC83xx) +#define CPU_TYPE_ENTRY(x) {#x, SPR_##x} +#endif +#endif + + +#ifndef CONFIG_MACH_SPECIFIC +extern int _machine; +extern int have_of; +#endif /* CONFIG_MACH_SPECIFIC */ + +/* what kind of prep workstation we are */ +extern int _prep_type; +/* + * This is used to identify the board type from a given PReP board + * vendor. Board revision is also made available. + */ +extern unsigned char ucSystemType; +extern unsigned char ucBoardRev; +extern unsigned char ucBoardRevMaj, ucBoardRevMin; + +struct task_struct; +void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp); +void release_thread(struct task_struct *); + +/* + * Create a new kernel thread. + */ +extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); + +/* + * Bus types + */ +#define EISA_bus 0 +#define EISA_bus__is_a_macro /* for versions in ksyms.c */ +#define MCA_bus 0 +#define MCA_bus__is_a_macro /* for versions in ksyms.c */ + +/* Lazy FPU handling on uni-processor */ +extern struct task_struct *last_task_used_math; +extern struct task_struct *last_task_used_altivec; + +/* + * this is the minimum allowable io space due to the location + * of the io areas on prep (first one at 0x80000000) but + * as soon as I get around to remapping the io areas with the BATs + * to match the mac we can raise this. -- Cort + */ +#define TASK_SIZE (0x80000000UL) + +/* This decides where the kernel will search for a free chunk of vm + * space during mmap's. + */ +#define TASK_UNMAPPED_BASE (TASK_SIZE / 8 * 3) + +typedef struct { + unsigned long seg; +} mm_segment_t; + +struct thread_struct { + unsigned long ksp; /* Kernel stack pointer */ + unsigned long wchan; /* Event task is sleeping on */ + struct pt_regs *regs; /* Pointer to saved register state */ + mm_segment_t fs; /* for get_fs() validation */ + void *pgdir; /* root of page-table tree */ + signed long last_syscall; + double fpr[32]; /* Complete floating point set */ + unsigned long fpscr_pad; /* fpr ... fpscr must be contiguous */ + unsigned long fpscr; /* Floating point status */ +#ifdef CONFIG_ALTIVEC + vector128 vr[32]; /* Complete AltiVec set */ + vector128 vscr; /* AltiVec status */ + unsigned long vrsave; +#endif /* CONFIG_ALTIVEC */ +}; + +#define INIT_SP (sizeof(init_stack) + (unsigned long) &init_stack) + +#define INIT_THREAD { \ + INIT_SP, /* ksp */ \ + 0, /* wchan */ \ + (struct pt_regs *)INIT_SP - 1, /* regs */ \ + KERNEL_DS, /*fs*/ \ + swapper_pg_dir, /* pgdir */ \ + 0, /* last_syscall */ \ + {0}, 0, 0 \ +} + +/* + * Note: the vm_start and vm_end fields here should *not* + * be in kernel space. (Could vm_end == vm_start perhaps?) + */ +#define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \ + PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \ + 1, NULL, NULL } + +/* + * Return saved PC of a blocked thread. For now, this is the "user" PC + */ +static inline unsigned long thread_saved_pc(struct thread_struct *t) +{ + return (t->regs) ? t->regs->nip : 0; +} + +#define copy_segments(tsk, mm) do { } while (0) +#define release_segments(mm) do { } while (0) +#define forget_segments() do { } while (0) + +unsigned long get_wchan(struct task_struct *p); + +#define KSTK_EIP(tsk) ((tsk)->thread.regs->nip) +#define KSTK_ESP(tsk) ((tsk)->thread.regs->gpr[1]) + +/* + * NOTE! The task struct and the stack go together + */ +#define THREAD_SIZE (2*PAGE_SIZE) +#define alloc_task_struct() \ + ((struct task_struct *) __get_free_pages(GFP_KERNEL,1)) +#define free_task_struct(p) free_pages((unsigned long)(p),1) +#define get_task_struct(tsk) atomic_inc(&mem_map[MAP_NR(tsk)].count) + +/* in process.c - for early bootup debug -- Cort */ +int ll_printk(const char *, ...); +void ll_puts(const char *); + +#define init_task (init_task_union.task) +#define init_stack (init_task_union.stack) + +/* In misc.c */ +void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); + +#endif /* ndef ASSEMBLY*/ + +#ifdef CONFIG_MACH_SPECIFIC +#if defined(CONFIG_8xx) +#define _machine _MACH_8xx +#define have_of 0 +#elif defined(CONFIG_OAK) +#define _machine _MACH_oak +#define have_of 0 +#elif defined(CONFIG_WALNUT) +#define _machine _MACH_walnut +#define have_of 0 +#elif defined(CONFIG_APUS) +#define _machine _MACH_apus +#define have_of 0 +#elif defined(CONFIG_GEMINI) +#define _machine _MACH_gemini +#define have_of 0 +#elif defined(CONFIG_8260) +#define _machine _MACH_8260 +#define have_of 0 +#elif defined(CONFIG_SANDPOINT) +#define _machine _MACH_sandpoint +#elif defined(CONFIG_HIDDEN_DRAGON) +#define _machine _MACH_hidden_dragon +#define have_of 0 +#else +#error "Machine not defined correctly" +#endif +#endif /* CONFIG_MACH_SPECIFIC */ + +#endif /* __ASM_PPC_PROCESSOR_H */ diff --git a/libcpu/ppc/ppc405/include/asm/ptrace.h b/libcpu/ppc/ppc405/include/asm/ptrace.h index 8019543ab1..d531de889b 100644 --- a/libcpu/ppc/ppc405/include/asm/ptrace.h +++ b/libcpu/ppc/ppc405/include/asm/ptrace.h @@ -1,107 +1,107 @@ -#ifndef _PPC_PTRACE_H -#define _PPC_PTRACE_H - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - * - * this should only contain volatile regs - * since we can keep non-volatile in the thread_struct - * should set this up when only volatiles are saved - * by intr code. - * - * Since this is going on the stack, *CARE MUST BE TAKEN* to insure - * that the overall structure is a multiple of 16 bytes in length. - * - * Note that the offsets of the fields in this struct correspond with - * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c. - */ - -#include - -#ifndef __ASSEMBLY__ -#ifdef CONFIG_PPC64BRIDGE -#define PPC_REG unsigned long /*long*/ -#else -#define PPC_REG unsigned long -#endif -struct pt_regs { - PPC_REG gpr[32]; - PPC_REG nip; - PPC_REG msr; - PPC_REG orig_gpr3; /* Used for restarting system calls */ - PPC_REG ctr; - PPC_REG link; - PPC_REG xer; - PPC_REG ccr; - PPC_REG mq; /* 601 only (not used at present) */ - /* Used on APUS to hold IPL value. */ - PPC_REG trap; /* Reason for being here */ - PPC_REG dar; /* Fault registers */ - PPC_REG dsisr; - PPC_REG result; /* Result of a system call */ -}__attribute__((packed)) CELL_STACK_FRAME_t; -#endif - -#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ - -/* Size of stack frame allocated when calling signal handler. */ -#define __SIGNAL_FRAMESIZE 64 - -#define instruction_pointer(regs) ((regs)->nip) -#define user_mode(regs) (((regs)->msr & MSR_PR) != 0) - -/* - * Offsets used by 'ptrace' system call interface. - * These can't be changed without breaking binary compatibility - * with MkLinux, etc. - */ -#define PT_R0 0 -#define PT_R1 1 -#define PT_R2 2 -#define PT_R3 3 -#define PT_R4 4 -#define PT_R5 5 -#define PT_R6 6 -#define PT_R7 7 -#define PT_R8 8 -#define PT_R9 9 -#define PT_R10 10 -#define PT_R11 11 -#define PT_R12 12 -#define PT_R13 13 -#define PT_R14 14 -#define PT_R15 15 -#define PT_R16 16 -#define PT_R17 17 -#define PT_R18 18 -#define PT_R19 19 -#define PT_R20 20 -#define PT_R21 21 -#define PT_R22 22 -#define PT_R23 23 -#define PT_R24 24 -#define PT_R25 25 -#define PT_R26 26 -#define PT_R27 27 -#define PT_R28 28 -#define PT_R29 29 -#define PT_R30 30 -#define PT_R31 31 - -#define PT_NIP 32 -#define PT_MSR 33 -#ifdef __KERNEL__ -#define PT_ORIG_R3 34 -#endif -#define PT_CTR 35 -#define PT_LNK 36 -#define PT_XER 37 -#define PT_CCR 38 -#define PT_MQ 39 - -#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */ -#define PT_FPR31 (PT_FPR0 + 2*31) -#define PT_FPSCR (PT_FPR0 + 2*32 + 1) - -#endif +#ifndef _PPC_PTRACE_H +#define _PPC_PTRACE_H + +/* + * This struct defines the way the registers are stored on the + * kernel stack during a system call or other kernel entry. + * + * this should only contain volatile regs + * since we can keep non-volatile in the thread_struct + * should set this up when only volatiles are saved + * by intr code. + * + * Since this is going on the stack, *CARE MUST BE TAKEN* to insure + * that the overall structure is a multiple of 16 bytes in length. + * + * Note that the offsets of the fields in this struct correspond with + * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c. + */ + +#include + +#ifndef __ASSEMBLY__ +#ifdef CONFIG_PPC64BRIDGE +#define PPC_REG unsigned long /*long*/ +#else +#define PPC_REG unsigned long +#endif +struct pt_regs { + PPC_REG gpr[32]; + PPC_REG nip; + PPC_REG msr; + PPC_REG orig_gpr3; /* Used for restarting system calls */ + PPC_REG ctr; + PPC_REG link; + PPC_REG xer; + PPC_REG ccr; + PPC_REG mq; /* 601 only (not used at present) */ + /* Used on APUS to hold IPL value. */ + PPC_REG trap; /* Reason for being here */ + PPC_REG dar; /* Fault registers */ + PPC_REG dsisr; + PPC_REG result; /* Result of a system call */ +}__attribute__((packed)) CELL_STACK_FRAME_t; +#endif + +#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ + +/* Size of stack frame allocated when calling signal handler. */ +#define __SIGNAL_FRAMESIZE 64 + +#define instruction_pointer(regs) ((regs)->nip) +#define user_mode(regs) (((regs)->msr & MSR_PR) != 0) + +/* + * Offsets used by 'ptrace' system call interface. + * These can't be changed without breaking binary compatibility + * with MkLinux, etc. + */ +#define PT_R0 0 +#define PT_R1 1 +#define PT_R2 2 +#define PT_R3 3 +#define PT_R4 4 +#define PT_R5 5 +#define PT_R6 6 +#define PT_R7 7 +#define PT_R8 8 +#define PT_R9 9 +#define PT_R10 10 +#define PT_R11 11 +#define PT_R12 12 +#define PT_R13 13 +#define PT_R14 14 +#define PT_R15 15 +#define PT_R16 16 +#define PT_R17 17 +#define PT_R18 18 +#define PT_R19 19 +#define PT_R20 20 +#define PT_R21 21 +#define PT_R22 22 +#define PT_R23 23 +#define PT_R24 24 +#define PT_R25 25 +#define PT_R26 26 +#define PT_R27 27 +#define PT_R28 28 +#define PT_R29 29 +#define PT_R30 30 +#define PT_R31 31 + +#define PT_NIP 32 +#define PT_MSR 33 +#ifdef __KERNEL__ +#define PT_ORIG_R3 34 +#endif +#define PT_CTR 35 +#define PT_LNK 36 +#define PT_XER 37 +#define PT_CCR 38 +#define PT_MQ 39 + +#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */ +#define PT_FPR31 (PT_FPR0 + 2*31) +#define PT_FPSCR (PT_FPR0 + 2*32 + 1) + +#endif diff --git a/libcpu/ppc/ppc405/include/asm/types.h b/libcpu/ppc/ppc405/include/asm/types.h index ac4133ffd4..6413895325 100644 --- a/libcpu/ppc/ppc405/include/asm/types.h +++ b/libcpu/ppc/ppc405/include/asm/types.h @@ -1,74 +1,74 @@ -#ifndef _PPC_TYPES_H -#define _PPC_TYPES_H - - -#ifndef __ASSEMBLY__ - -typedef enum bool - { - FALSE = 0, - TRUE = 1 - }BOOL; - -typedef unsigned short umode_t; - -typedef __signed__ char __s8; -typedef unsigned char __u8; - -typedef __signed__ short __s16; -typedef unsigned short __u16; - -typedef __signed__ int __s32; -typedef unsigned int __u32; - -#if defined(__GNUC__) -__extension__ typedef __signed__ long long __s64; -__extension__ typedef unsigned long long __u64; -#endif - -typedef struct { - __u32 u[4]; -} __attribute__((aligned(16))) vector128; - -#ifdef __KERNEL__ -/* - * These aren't exported outside the kernel to avoid name space clashes - */ -typedef signed char s8; -typedef unsigned char u8; - -typedef signed short s16; -typedef unsigned short u16; - -typedef signed int s32; -typedef unsigned int u32; - -typedef signed long long s64; -typedef unsigned long long u64; - -typedef char INT8; -typedef short INT16; -typedef int INT32; -typedef long long INT64; -typedef unsigned char UINT8; -typedef unsigned short UINT16; -typedef unsigned int UINT32; -typedef unsigned long long UINT64; - -#define BITS_PER_LONG 32 - -/* DMA addresses are 32-bits wide */ -typedef u32 dma_addr_t; - -#ifdef CONFIG_PHYS_64BIT -typedef unsigned long long phys_addr_t; -typedef unsigned long long phys_size_t; -#else -typedef unsigned long phys_addr_t; -typedef unsigned long phys_size_t; -#endif - -#endif /* __KERNEL__ */ -#endif /* __ASSEMBLY__ */ - -#endif +#ifndef _PPC_TYPES_H +#define _PPC_TYPES_H + + +#ifndef __ASSEMBLY__ + +typedef enum bool + { + FALSE = 0, + TRUE = 1 + }BOOL; + +typedef unsigned short umode_t; + +typedef __signed__ char __s8; +typedef unsigned char __u8; + +typedef __signed__ short __s16; +typedef unsigned short __u16; + +typedef __signed__ int __s32; +typedef unsigned int __u32; + +#if defined(__GNUC__) +__extension__ typedef __signed__ long long __s64; +__extension__ typedef unsigned long long __u64; +#endif + +typedef struct { + __u32 u[4]; +} __attribute__((aligned(16))) vector128; + +#ifdef __KERNEL__ +/* + * These aren't exported outside the kernel to avoid name space clashes + */ +typedef signed char s8; +typedef unsigned char u8; + +typedef signed short s16; +typedef unsigned short u16; + +typedef signed int s32; +typedef unsigned int u32; + +typedef signed long long s64; +typedef unsigned long long u64; + +typedef char INT8; +typedef short INT16; +typedef int INT32; +typedef long long INT64; +typedef unsigned char UINT8; +typedef unsigned short UINT16; +typedef unsigned int UINT32; +typedef unsigned long long UINT64; + +#define BITS_PER_LONG 32 + +/* DMA addresses are 32-bits wide */ +typedef u32 dma_addr_t; + +#ifdef CONFIG_PHYS_64BIT +typedef unsigned long long phys_addr_t; +typedef unsigned long long phys_size_t; +#else +typedef unsigned long phys_addr_t; +typedef unsigned long phys_size_t; +#endif + +#endif /* __KERNEL__ */ +#endif /* __ASSEMBLY__ */ + +#endif diff --git a/libcpu/ppc/ppc405/include/config.h b/libcpu/ppc/ppc405/include/config.h index 55a930aa89..dc01549b01 100644 --- a/libcpu/ppc/ppc405/include/config.h +++ b/libcpu/ppc/ppc405/include/config.h @@ -1,58 +1,58 @@ -#ifndef __CONFIG_H -#define __CONFIG_H - -#define CONFIG_405EP 1 /* this is a PPC405 CPU */ -#define CONFIG_4xx 1 /* member of PPC4xx family */ - -#define CONFIG_SYS_DCACHE_SIZE (16 << 10)/* For AMCC 405 CPUs */ -#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */ - -#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ -#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) - -#define CONFIG_SYS_CLK_RECFG 0 /* Config the sys clks */ -#define CONFIG_SYS_CLK_FREQ 33333333 /*3300000*//* external frequency to pll */ -#define CONFIG_SYS_HZ 100 -#define CONFIG_SYS_PIT_RELOAD (CONFIG_SYS_CLK_FREQ / CONFIG_SYS_HZ) - -/* - * UART - */ -#define CONFIG_BAUDRATE 115200 -#define CONFIG_SERIAL_MULTI -#define CONFIG_SYS_BAUDRATE_TABLE \ - {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} - -/* - * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. - * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. - * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. - * The Linux BASE_BAUD define should match this configuration. - * baseBaud = cpuClock/(uartDivisor*16) - * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, - * set Linux BASE_BAUD to 403200. - */ -#define CONFIG_SYS_BASE_BAUD 691200 -#define CONFIG_UART1_CONSOLE 1 - -/*----------------------------------------------------------------------- - * Start addresses for the final memory configuration - * (Set up by the startup code) - */ -#define CONFIG_SYS_FLASH_BASE 0xFFE00000 - -/*----------------------------------------------------------------------- - * FLASH organization - */ -#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ -#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ - -#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ -#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ - -#define CONFIG_SYS_FLASH_ADDR0 0x555 -#define CONFIG_SYS_FLASH_ADDR1 0x2aa -#define CONFIG_SYS_FLASH_WORD_SIZE unsigned short - -#endif /* __CONFIG_H */ +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_405EP 1 /* this is a PPC405 CPU */ +#define CONFIG_4xx 1 /* member of PPC4xx family */ + +#define CONFIG_SYS_DCACHE_SIZE (16 << 10)/* For AMCC 405 CPUs */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */ + +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) + +#define CONFIG_SYS_CLK_RECFG 0 /* Config the sys clks */ +#define CONFIG_SYS_CLK_FREQ 33333333 /*3300000*//* external frequency to pll */ +#define CONFIG_SYS_HZ 100 +#define CONFIG_SYS_PIT_RELOAD (CONFIG_SYS_CLK_FREQ / CONFIG_SYS_HZ) + +/* + * UART + */ +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SERIAL_MULTI +#define CONFIG_SYS_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +/* + * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. + * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. + * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. + * The Linux BASE_BAUD define should match this configuration. + * baseBaud = cpuClock/(uartDivisor*16) + * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, + * set Linux BASE_BAUD to 403200. + */ +#define CONFIG_SYS_BASE_BAUD 691200 +#define CONFIG_UART1_CONSOLE 1 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + */ +#define CONFIG_SYS_FLASH_BASE 0xFFE00000 + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CONFIG_SYS_FLASH_ADDR0 0x555 +#define CONFIG_SYS_FLASH_ADDR1 0x2aa +#define CONFIG_SYS_FLASH_WORD_SIZE unsigned short + +#endif /* __CONFIG_H */ diff --git a/libcpu/ppc/ppc405/interrupt.c b/libcpu/ppc/ppc405/interrupt.c index 6edb81739f..d0e174612c 100644 --- a/libcpu/ppc/ppc405/interrupt.c +++ b/libcpu/ppc/ppc405/interrupt.c @@ -1,133 +1,133 @@ -/* - * File : interrupt.c - * This file is part of RT-Thread RTOS - * COPYRIGHT (C) 2009, RT-Thread Development Team - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rt-thread.org/license/LICENSE - * - * Change Logs: - * Date Author Notes - * 2009-01-05 Bernard first version - */ - -#include -#include -#include - -/* interrupt nest */ -extern volatile rt_uint8_t rt_interrupt_nest; - -/* exception and interrupt handler table */ -#define MAX_HANDLERS 32 -rt_isr_handler_t isr_table[MAX_HANDLERS]; - -rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread; -rt_uint32_t rt_thread_switch_interrput_flag; - -rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector) -{ - rt_kprintf("Unhandled interrupt %d occured!!!\n", vector); - return RT_NULL; -} - -void uic_irq_ack(unsigned int vec) -{ - mtdcr(uic0sr, UIC_MASK(vec)); -} - -void uic_int_handler (unsigned int vec) -{ - rt_interrupt_enter(); - - /* Allow external interrupts to the CPU. */ - if (isr_table [vec] != 0) - { - (*isr_table[vec])(vec); - } - uic_irq_ack(vec); - - rt_interrupt_leave(); -} - -/* handler for UIC interrupt */ -void uic_interrupt(rt_uint32_t uic_base, int vec_base) -{ - int vec; - rt_uint32_t uic_msr; - rt_uint32_t msr_shift; - - /* - * Read masked interrupt status register to determine interrupt source - */ - uic_msr = get_dcr(uic_base + UIC_MSR); - msr_shift = uic_msr; - vec = vec_base; - - while (msr_shift != 0) - { - if (msr_shift & 0x80000000) - uic_int_handler(vec); - - /* - * Shift msr to next position and increment vector - */ - msr_shift <<= 1; - vec++; - } -} - -void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler) -{ - int intVal; - - if (((int)vector < 0) || ((int) vector >= MAX_HANDLERS)) - { - return; /* out of range */ - } - - /* install the handler in the system interrupt table */ - intVal = rt_hw_interrupt_disable (); /* lock interrupts to prevent races */ - - if (*old_handler != RT_NULL) *old_handler = isr_table[vector]; - if (new_handler != RT_NULL) isr_table[vector] = new_handler; - - rt_hw_interrupt_enable (intVal); -} - -void rt_hw_interrupt_mask(int vector) -{ - mtdcr(uic0er, mfdcr(uic0er) & ~UIC_MASK(vector)); -} - -void rt_hw_interrupt_unmask(int vector) -{ - mtdcr(uic0er, mfdcr(uic0er) | UIC_MASK(vector)); -} - -void rt_hw_interrupt_init() -{ - int vector; - rt_uint32_t pit_value; - - pit_value = RT_TICK_PER_SECOND * (100000000 / RT_CPU_FREQ); - - /* enable pit */ - mtspr(SPRN_PIT, pit_value); - mtspr(SPRN_TCR, 0x4400000); - - /* set default interrupt handler */ - for (vector = 0; vector < MAX_HANDLERS; vector++) - { - isr_table [vector] = (rt_isr_handler_t)rt_hw_interrupt_handle; - } - - /* initialize interrupt nest, and context in thread sp */ - rt_interrupt_nest = 0; - rt_interrupt_from_thread = 0; - rt_interrupt_to_thread = 0; - rt_thread_switch_interrput_flag = 0; -} - -/*@}*/ +/* + * File : interrupt.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2009, RT-Thread Development Team + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rt-thread.org/license/LICENSE + * + * Change Logs: + * Date Author Notes + * 2009-01-05 Bernard first version + */ + +#include +#include +#include + +/* interrupt nest */ +extern volatile rt_uint8_t rt_interrupt_nest; + +/* exception and interrupt handler table */ +#define MAX_HANDLERS 32 +rt_isr_handler_t isr_table[MAX_HANDLERS]; + +rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread; +rt_uint32_t rt_thread_switch_interrput_flag; + +rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector) +{ + rt_kprintf("Unhandled interrupt %d occured!!!\n", vector); + return RT_NULL; +} + +void uic_irq_ack(unsigned int vec) +{ + mtdcr(uic0sr, UIC_MASK(vec)); +} + +void uic_int_handler (unsigned int vec) +{ + rt_interrupt_enter(); + + /* Allow external interrupts to the CPU. */ + if (isr_table [vec] != 0) + { + (*isr_table[vec])(vec); + } + uic_irq_ack(vec); + + rt_interrupt_leave(); +} + +/* handler for UIC interrupt */ +void uic_interrupt(rt_uint32_t uic_base, int vec_base) +{ + int vec; + rt_uint32_t uic_msr; + rt_uint32_t msr_shift; + + /* + * Read masked interrupt status register to determine interrupt source + */ + uic_msr = get_dcr(uic_base + UIC_MSR); + msr_shift = uic_msr; + vec = vec_base; + + while (msr_shift != 0) + { + if (msr_shift & 0x80000000) + uic_int_handler(vec); + + /* + * Shift msr to next position and increment vector + */ + msr_shift <<= 1; + vec++; + } +} + +void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler) +{ + int intVal; + + if (((int)vector < 0) || ((int) vector >= MAX_HANDLERS)) + { + return; /* out of range */ + } + + /* install the handler in the system interrupt table */ + intVal = rt_hw_interrupt_disable (); /* lock interrupts to prevent races */ + + if (*old_handler != RT_NULL) *old_handler = isr_table[vector]; + if (new_handler != RT_NULL) isr_table[vector] = new_handler; + + rt_hw_interrupt_enable (intVal); +} + +void rt_hw_interrupt_mask(int vector) +{ + mtdcr(uic0er, mfdcr(uic0er) & ~UIC_MASK(vector)); +} + +void rt_hw_interrupt_unmask(int vector) +{ + mtdcr(uic0er, mfdcr(uic0er) | UIC_MASK(vector)); +} + +void rt_hw_interrupt_init() +{ + int vector; + rt_uint32_t pit_value; + + pit_value = RT_TICK_PER_SECOND * (100000000 / RT_CPU_FREQ); + + /* enable pit */ + mtspr(SPRN_PIT, pit_value); + mtspr(SPRN_TCR, 0x4400000); + + /* set default interrupt handler */ + for (vector = 0; vector < MAX_HANDLERS; vector++) + { + isr_table [vector] = (rt_isr_handler_t)rt_hw_interrupt_handle; + } + + /* initialize interrupt nest, and context in thread sp */ + rt_interrupt_nest = 0; + rt_interrupt_from_thread = 0; + rt_interrupt_to_thread = 0; + rt_thread_switch_interrput_flag = 0; +} + +/*@}*/ diff --git a/libcpu/ppc/ppc405/io.h b/libcpu/ppc/ppc405/io.h index 917cb5e3df..32fcd56307 100644 --- a/libcpu/ppc/ppc405/io.h +++ b/libcpu/ppc/ppc405/io.h @@ -1,93 +1,93 @@ -#ifndef __IO_H__ -#define __IO_H__ - -#define __iomem - -/* - * 8, 16 and 32 bit, big and little endian I/O operations, with barrier. - * - * Read operations have additional twi & isync to make sure the read - * is actually performed (i.e. the data has come back) before we start - * executing any following instructions. - */ -static inline int in_8(const volatile unsigned char __iomem *addr) -{ - int ret; - - __asm__ __volatile__( - "sync; lbz%U1%X1 %0,%1;\n" - "twi 0,%0,0;\n" - "isync" : "=r" (ret) : "m" (*addr)); - return ret; -} - -static inline void out_8(volatile unsigned char __iomem *addr, int val) -{ - __asm__ __volatile__("stb%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val)); -} - -extern inline int in_le16(const volatile unsigned short __iomem *addr) -{ - int ret; - - __asm__ __volatile__("sync; lhbrx %0,0,%1;\n" - "twi 0,%0,0;\n" - "isync" : "=r" (ret) : - "r" (addr), "m" (*addr)); - return ret; -} - -extern inline int in_be16(const volatile unsigned short __iomem *addr) -{ - int ret; - - __asm__ __volatile__("sync; lhz%U1%X1 %0,%1;\n" - "twi 0,%0,0;\n" - "isync" : "=r" (ret) : "m" (*addr)); - return ret; -} - -extern inline void out_le16(volatile unsigned short __iomem *addr, int val) -{ - __asm__ __volatile__("sync; sthbrx %1,0,%2" : "=m" (*addr) : - "r" (val), "r" (addr)); -} - -extern inline void out_be16(volatile unsigned short __iomem *addr, int val) -{ - __asm__ __volatile__("sync; sth%U0%X0 %1,%0" : "=m" (*addr) : "r" (val)); -} - -extern inline unsigned in_le32(const volatile unsigned __iomem *addr) -{ - unsigned ret; - - __asm__ __volatile__("sync; lwbrx %0,0,%1;\n" - "twi 0,%0,0;\n" - "isync" : "=r" (ret) : - "r" (addr), "m" (*addr)); - return ret; -} - -extern inline unsigned in_be32(const volatile unsigned __iomem *addr) -{ - unsigned ret; - - __asm__ __volatile__("sync; lwz%U1%X1 %0,%1;\n" - "twi 0,%0,0;\n" - "isync" : "=r" (ret) : "m" (*addr)); - return ret; -} - -extern inline void out_le32(volatile unsigned __iomem *addr, int val) -{ - __asm__ __volatile__("sync; stwbrx %1,0,%2" : "=m" (*addr) : - "r" (val), "r" (addr)); -} - -extern inline void out_be32(volatile unsigned __iomem *addr, int val) -{ - __asm__ __volatile__("sync; stw%U0%X0 %1,%0" : "=m" (*addr) : "r" (val)); -} - -#endif +#ifndef __IO_H__ +#define __IO_H__ + +#define __iomem + +/* + * 8, 16 and 32 bit, big and little endian I/O operations, with barrier. + * + * Read operations have additional twi & isync to make sure the read + * is actually performed (i.e. the data has come back) before we start + * executing any following instructions. + */ +static inline int in_8(const volatile unsigned char __iomem *addr) +{ + int ret; + + __asm__ __volatile__( + "sync; lbz%U1%X1 %0,%1;\n" + "twi 0,%0,0;\n" + "isync" : "=r" (ret) : "m" (*addr)); + return ret; +} + +static inline void out_8(volatile unsigned char __iomem *addr, int val) +{ + __asm__ __volatile__("stb%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val)); +} + +extern inline int in_le16(const volatile unsigned short __iomem *addr) +{ + int ret; + + __asm__ __volatile__("sync; lhbrx %0,0,%1;\n" + "twi 0,%0,0;\n" + "isync" : "=r" (ret) : + "r" (addr), "m" (*addr)); + return ret; +} + +extern inline int in_be16(const volatile unsigned short __iomem *addr) +{ + int ret; + + __asm__ __volatile__("sync; lhz%U1%X1 %0,%1;\n" + "twi 0,%0,0;\n" + "isync" : "=r" (ret) : "m" (*addr)); + return ret; +} + +extern inline void out_le16(volatile unsigned short __iomem *addr, int val) +{ + __asm__ __volatile__("sync; sthbrx %1,0,%2" : "=m" (*addr) : + "r" (val), "r" (addr)); +} + +extern inline void out_be16(volatile unsigned short __iomem *addr, int val) +{ + __asm__ __volatile__("sync; sth%U0%X0 %1,%0" : "=m" (*addr) : "r" (val)); +} + +extern inline unsigned in_le32(const volatile unsigned __iomem *addr) +{ + unsigned ret; + + __asm__ __volatile__("sync; lwbrx %0,0,%1;\n" + "twi 0,%0,0;\n" + "isync" : "=r" (ret) : + "r" (addr), "m" (*addr)); + return ret; +} + +extern inline unsigned in_be32(const volatile unsigned __iomem *addr) +{ + unsigned ret; + + __asm__ __volatile__("sync; lwz%U1%X1 %0,%1;\n" + "twi 0,%0,0;\n" + "isync" : "=r" (ret) : "m" (*addr)); + return ret; +} + +extern inline void out_le32(volatile unsigned __iomem *addr, int val) +{ + __asm__ __volatile__("sync; stwbrx %1,0,%2" : "=m" (*addr) : + "r" (val), "r" (addr)); +} + +extern inline void out_be32(volatile unsigned __iomem *addr, int val) +{ + __asm__ __volatile__("sync; stw%U0%X0 %1,%0" : "=m" (*addr) : "r" (val)); +} + +#endif diff --git a/libcpu/ppc/ppc405/serial.c b/libcpu/ppc/ppc405/serial.c index 4c1a605adc..ca935fafdd 100644 --- a/libcpu/ppc/ppc405/serial.c +++ b/libcpu/ppc/ppc405/serial.c @@ -1,319 +1,319 @@ -#include -#include - -#include "io.h" -#include - -#define UART0_BASE 0xef600300 -#define UART1_BASE 0xef600400 -#define UCR0_MASK 0x0000007f -#define UCR1_MASK 0x00007f00 -#define UCR0_UDIV_POS 0 -#define UCR1_UDIV_POS 8 -#define UDIV_MAX 127 - -#define UART_RBR 0x00 -#define UART_THR 0x00 -#define UART_IER 0x01 -#define UART_IIR 0x02 -#define UART_FCR 0x02 -#define UART_LCR 0x03 -#define UART_MCR 0x04 -#define UART_LSR 0x05 -#define UART_MSR 0x06 -#define UART_SCR 0x07 -#define UART_DLL 0x00 -#define UART_DLM 0x01 - -/*-----------------------------------------------------------------------------+ - | Line Status Register. - +-----------------------------------------------------------------------------*/ -#define asyncLSRDataReady1 0x01 -#define asyncLSROverrunError1 0x02 -#define asyncLSRParityError1 0x04 -#define asyncLSRFramingError1 0x08 -#define asyncLSRBreakInterrupt1 0x10 -#define asyncLSRTxHoldEmpty1 0x20 -#define asyncLSRTxShiftEmpty1 0x40 -#define asyncLSRRxFifoError1 0x80 - -/* PPC405 serial device */ -struct rt_ppc405_serial -{ - /* inherit from device */ - struct rt_device parent; - - rt_uint32_t hw_base; - rt_uint32_t irqno; - rt_uint32_t baudrate; - - /* reception field */ - rt_uint16_t save_index, read_index; - rt_uint8_t rx_buffer[RT_UART_RX_BUFFER_SIZE]; -}; -struct rt_ppc405_serial ppc405_serial; - -/* serial character device */ -static rt_err_t rt_serial_init (rt_device_t dev) -{ - return RT_EOK; -} - -static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag) -{ - struct rt_ppc405_serial* device; - device = (struct rt_ppc405_serial*) dev; - - RT_ASSERT(device != RT_NULL); - if (dev->flag & RT_DEVICE_FLAG_INT_RX) - { - /* Enable "RX Data Available" Interrupt on UART */ - out_8((rt_uint8_t*)device->hw_base + UART_IER, 0x01); - /* Setup UART FIFO: RX trigger level: 1 byte, Enable FIFO */ - out_8((rt_uint8_t*)device->hw_base + UART_FCR, 1); - - /* init UART rx interrupt */ - rt_hw_interrupt_unmask(device->irqno); - } - - return RT_EOK; -} - -static rt_err_t rt_serial_close(rt_device_t dev) -{ - struct rt_ppc405_serial* device; - device = (struct rt_ppc405_serial*) dev; - - RT_ASSERT(device != RT_NULL); - if (dev->flag & RT_DEVICE_FLAG_INT_RX) - { - /* mask UART rx interrupt */ - rt_hw_interrupt_mask(device->irqno); - } - - return RT_EOK; -} - -static rt_err_t rt_serial_control(rt_device_t dev, rt_uint8_t cmd, void *args) -{ - return RT_EOK; -} - -static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size) -{ - rt_uint8_t* ptr; - struct rt_ppc405_serial* device; - - device = (struct rt_ppc405_serial*) dev; - RT_ASSERT(device != RT_NULL); - - /* point to buffer */ - ptr = (rt_uint8_t*) buffer; - - if (dev->flag & RT_DEVICE_FLAG_INT_RX) - { - while (size) - { - /* interrupt receive */ - rt_base_t level; - - /* disable interrupt */ - level = rt_hw_interrupt_disable(); - if (device->read_index != device->save_index) - { - *ptr = device->rx_buffer[device->read_index]; - - device->read_index ++; - if (device->read_index >= RT_UART_RX_BUFFER_SIZE) - device->read_index = 0; - } - else - { - /* no data in rx buffer */ - - /* enable interrupt */ - rt_hw_interrupt_enable(level); - break; - } - - /* enable interrupt */ - rt_hw_interrupt_enable(level); - - ptr ++; size --; - } - - return (rt_uint32_t)ptr - (rt_uint32_t)buffer; - } - else if (dev->flag & RT_DEVICE_FLAG_DMA_RX) - { - /* not support right now */ - RT_ASSERT(0); - } - - /* polling mode */ - RT_ASSERT(0); - - return (rt_size_t)ptr - (rt_size_t)buffer; -} - -static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size) -{ - char *ptr; - struct rt_ppc405_serial* device; - - device = (struct rt_ppc405_serial*) dev; - RT_ASSERT(device != RT_NULL); - - if (dev->flag & RT_DEVICE_FLAG_INT_TX) - { - /* not support */ - RT_ASSERT(0); - } - else if (dev->flag & RT_DEVICE_FLAG_DMA_TX) - { - /* not support */ - RT_ASSERT(0); - } - - /* polling write */ - ptr = (char *)buffer; - - if (dev->flag & RT_DEVICE_FLAG_STREAM) - { - /* stream mode */ - while (size) - { - if (*ptr == '\n') - { - while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); - out_8((rt_uint8_t*)device->hw_base + UART_THR, '\r'); - } - - while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); - out_8((rt_uint8_t*)device->hw_base + UART_THR, *ptr); - - ptr ++; - size --; - } - } - else - { - while (size) - { - while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); - out_8((rt_uint8_t*)device->hw_base + UART_THR, *ptr); - - ptr ++; - size --; - } - } - - return (rt_size_t) ptr - (rt_size_t) buffer; -} - -void rt_serial_set_baudrate(struct rt_ppc405_serial* device) -{ - rt_uint32_t bdiv; - - bdiv = 115200; - out_8((rt_uint8_t *)device->hw_base + UART_DLL, bdiv); /* set baudrate divisor */ - out_8((rt_uint8_t *)device->hw_base + UART_DLM, bdiv >> 8); /* set baudrate divisor */ -} - -void rt_serial_isr(int irqno) -{ - unsigned char status; - struct rt_ppc405_serial *device; - - device = (struct rt_ppc405_serial*) &ppc405_serial; - status = in_8((rt_uint8_t *)device->hw_base + UART_LSR); - - if (status & 0x01) - { - rt_base_t level; - - while (status & 0x01) - { - /* disable interrupt */ - level = rt_hw_interrupt_disable(); - - /* read character */ - device->rx_buffer[device->save_index] = (0xff & (int) in_8((rt_uint8_t *)device->hw_base)); - device->save_index ++; - if (device->save_index >= RT_UART_RX_BUFFER_SIZE) - device->save_index = 0; - - /* if the next position is read index, discard this 'read char' */ - if (device->save_index == device->read_index) - { - device->read_index ++; - if (device->read_index >= RT_UART_RX_BUFFER_SIZE) - device->read_index = 0; - } - - /* enable interrupt */ - rt_hw_interrupt_enable(level); - - /* check error */ - if ((status & ( asyncLSRFramingError1 | - asyncLSROverrunError1 | - asyncLSRParityError1 | - asyncLSRBreakInterrupt1 )) != 0) - { - out_8((rt_uint8_t *)device->hw_base + UART_LSR, - asyncLSRFramingError1 | - asyncLSROverrunError1 | - asyncLSRParityError1 | - asyncLSRBreakInterrupt1); - } - - status = in_8((rt_uint8_t *)device->hw_base + UART_LSR); - } - - /* invoke callback */ - if(device->parent.rx_indicate != RT_NULL) - { - device->parent.rx_indicate(&device->parent, 1); - } - } -} - -void rt_hw_serial_init(void) -{ - volatile rt_uint8_t val; - struct rt_ppc405_serial* device; - - device = (struct rt_ppc405_serial*) &ppc405_serial; - device->parent.type = RT_Device_Class_Char; - - device->hw_base = UART0_BASE; - device->baudrate = 115200; - device->irqno = VECNUM_U0; - rt_hw_interrupt_install(device->irqno, rt_serial_isr, RT_NULL); /* install isr */ - - rt_memset(device->rx_buffer, 0, sizeof(device->rx_buffer)); - device->read_index = device->save_index = 0; - - out_8((rt_uint8_t *)device->hw_base + UART_LCR, 0x80); /* set DLAB bit */ - /* setup baudrate */ - rt_serial_set_baudrate(device); - out_8((rt_uint8_t *)device->hw_base + UART_LCR, 0x03); /* clear DLAB; set 8 bits, no parity */ - out_8((rt_uint8_t *)device->hw_base + UART_FCR, 0x00); /* disable FIFO */ - out_8((rt_uint8_t *)device->hw_base + UART_MCR, 0x00); /* no modem control DTR RTS */ - val = in_8((rt_uint8_t *)device->hw_base + UART_LSR); /* clear line status */ - val = in_8((rt_uint8_t *)device->hw_base + UART_RBR); /* read receive buffer */ - out_8((rt_uint8_t *)device->hw_base + UART_SCR, 0x00); /* set scratchpad */ - out_8((rt_uint8_t *)device->hw_base + UART_IER, 0x00); /* set interrupt enable reg */ - - device->parent.type = RT_Device_Class_Char; - device->parent.init = rt_serial_init; - device->parent.open = rt_serial_open; - device->parent.close = rt_serial_close; - device->parent.read = rt_serial_read; - device->parent.write = rt_serial_write; - device->parent.control = rt_serial_control; - device->parent.user_data = RT_NULL; - - rt_device_register(&device->parent, - "uart1", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM); -} +#include +#include + +#include "io.h" +#include + +#define UART0_BASE 0xef600300 +#define UART1_BASE 0xef600400 +#define UCR0_MASK 0x0000007f +#define UCR1_MASK 0x00007f00 +#define UCR0_UDIV_POS 0 +#define UCR1_UDIV_POS 8 +#define UDIV_MAX 127 + +#define UART_RBR 0x00 +#define UART_THR 0x00 +#define UART_IER 0x01 +#define UART_IIR 0x02 +#define UART_FCR 0x02 +#define UART_LCR 0x03 +#define UART_MCR 0x04 +#define UART_LSR 0x05 +#define UART_MSR 0x06 +#define UART_SCR 0x07 +#define UART_DLL 0x00 +#define UART_DLM 0x01 + +/*-----------------------------------------------------------------------------+ + | Line Status Register. + +-----------------------------------------------------------------------------*/ +#define asyncLSRDataReady1 0x01 +#define asyncLSROverrunError1 0x02 +#define asyncLSRParityError1 0x04 +#define asyncLSRFramingError1 0x08 +#define asyncLSRBreakInterrupt1 0x10 +#define asyncLSRTxHoldEmpty1 0x20 +#define asyncLSRTxShiftEmpty1 0x40 +#define asyncLSRRxFifoError1 0x80 + +/* PPC405 serial device */ +struct rt_ppc405_serial +{ + /* inherit from device */ + struct rt_device parent; + + rt_uint32_t hw_base; + rt_uint32_t irqno; + rt_uint32_t baudrate; + + /* reception field */ + rt_uint16_t save_index, read_index; + rt_uint8_t rx_buffer[RT_UART_RX_BUFFER_SIZE]; +}; +struct rt_ppc405_serial ppc405_serial; + +/* serial character device */ +static rt_err_t rt_serial_init (rt_device_t dev) +{ + return RT_EOK; +} + +static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag) +{ + struct rt_ppc405_serial* device; + device = (struct rt_ppc405_serial*) dev; + + RT_ASSERT(device != RT_NULL); + if (dev->flag & RT_DEVICE_FLAG_INT_RX) + { + /* Enable "RX Data Available" Interrupt on UART */ + out_8((rt_uint8_t*)device->hw_base + UART_IER, 0x01); + /* Setup UART FIFO: RX trigger level: 1 byte, Enable FIFO */ + out_8((rt_uint8_t*)device->hw_base + UART_FCR, 1); + + /* init UART rx interrupt */ + rt_hw_interrupt_unmask(device->irqno); + } + + return RT_EOK; +} + +static rt_err_t rt_serial_close(rt_device_t dev) +{ + struct rt_ppc405_serial* device; + device = (struct rt_ppc405_serial*) dev; + + RT_ASSERT(device != RT_NULL); + if (dev->flag & RT_DEVICE_FLAG_INT_RX) + { + /* mask UART rx interrupt */ + rt_hw_interrupt_mask(device->irqno); + } + + return RT_EOK; +} + +static rt_err_t rt_serial_control(rt_device_t dev, rt_uint8_t cmd, void *args) +{ + return RT_EOK; +} + +static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size) +{ + rt_uint8_t* ptr; + struct rt_ppc405_serial* device; + + device = (struct rt_ppc405_serial*) dev; + RT_ASSERT(device != RT_NULL); + + /* point to buffer */ + ptr = (rt_uint8_t*) buffer; + + if (dev->flag & RT_DEVICE_FLAG_INT_RX) + { + while (size) + { + /* interrupt receive */ + rt_base_t level; + + /* disable interrupt */ + level = rt_hw_interrupt_disable(); + if (device->read_index != device->save_index) + { + *ptr = device->rx_buffer[device->read_index]; + + device->read_index ++; + if (device->read_index >= RT_UART_RX_BUFFER_SIZE) + device->read_index = 0; + } + else + { + /* no data in rx buffer */ + + /* enable interrupt */ + rt_hw_interrupt_enable(level); + break; + } + + /* enable interrupt */ + rt_hw_interrupt_enable(level); + + ptr ++; size --; + } + + return (rt_uint32_t)ptr - (rt_uint32_t)buffer; + } + else if (dev->flag & RT_DEVICE_FLAG_DMA_RX) + { + /* not support right now */ + RT_ASSERT(0); + } + + /* polling mode */ + RT_ASSERT(0); + + return (rt_size_t)ptr - (rt_size_t)buffer; +} + +static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size) +{ + char *ptr; + struct rt_ppc405_serial* device; + + device = (struct rt_ppc405_serial*) dev; + RT_ASSERT(device != RT_NULL); + + if (dev->flag & RT_DEVICE_FLAG_INT_TX) + { + /* not support */ + RT_ASSERT(0); + } + else if (dev->flag & RT_DEVICE_FLAG_DMA_TX) + { + /* not support */ + RT_ASSERT(0); + } + + /* polling write */ + ptr = (char *)buffer; + + if (dev->flag & RT_DEVICE_FLAG_STREAM) + { + /* stream mode */ + while (size) + { + if (*ptr == '\n') + { + while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); + out_8((rt_uint8_t*)device->hw_base + UART_THR, '\r'); + } + + while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); + out_8((rt_uint8_t*)device->hw_base + UART_THR, *ptr); + + ptr ++; + size --; + } + } + else + { + while (size) + { + while ((in_8((rt_uint8_t*)device->hw_base + UART_LSR) & 0x20) != 0x20); + out_8((rt_uint8_t*)device->hw_base + UART_THR, *ptr); + + ptr ++; + size --; + } + } + + return (rt_size_t) ptr - (rt_size_t) buffer; +} + +void rt_serial_set_baudrate(struct rt_ppc405_serial* device) +{ + rt_uint32_t bdiv; + + bdiv = 115200; + out_8((rt_uint8_t *)device->hw_base + UART_DLL, bdiv); /* set baudrate divisor */ + out_8((rt_uint8_t *)device->hw_base + UART_DLM, bdiv >> 8); /* set baudrate divisor */ +} + +void rt_serial_isr(int irqno) +{ + unsigned char status; + struct rt_ppc405_serial *device; + + device = (struct rt_ppc405_serial*) &ppc405_serial; + status = in_8((rt_uint8_t *)device->hw_base + UART_LSR); + + if (status & 0x01) + { + rt_base_t level; + + while (status & 0x01) + { + /* disable interrupt */ + level = rt_hw_interrupt_disable(); + + /* read character */ + device->rx_buffer[device->save_index] = (0xff & (int) in_8((rt_uint8_t *)device->hw_base)); + device->save_index ++; + if (device->save_index >= RT_UART_RX_BUFFER_SIZE) + device->save_index = 0; + + /* if the next position is read index, discard this 'read char' */ + if (device->save_index == device->read_index) + { + device->read_index ++; + if (device->read_index >= RT_UART_RX_BUFFER_SIZE) + device->read_index = 0; + } + + /* enable interrupt */ + rt_hw_interrupt_enable(level); + + /* check error */ + if ((status & ( asyncLSRFramingError1 | + asyncLSROverrunError1 | + asyncLSRParityError1 | + asyncLSRBreakInterrupt1 )) != 0) + { + out_8((rt_uint8_t *)device->hw_base + UART_LSR, + asyncLSRFramingError1 | + asyncLSROverrunError1 | + asyncLSRParityError1 | + asyncLSRBreakInterrupt1); + } + + status = in_8((rt_uint8_t *)device->hw_base + UART_LSR); + } + + /* invoke callback */ + if(device->parent.rx_indicate != RT_NULL) + { + device->parent.rx_indicate(&device->parent, 1); + } + } +} + +void rt_hw_serial_init(void) +{ + volatile rt_uint8_t val; + struct rt_ppc405_serial* device; + + device = (struct rt_ppc405_serial*) &ppc405_serial; + device->parent.type = RT_Device_Class_Char; + + device->hw_base = UART0_BASE; + device->baudrate = 115200; + device->irqno = VECNUM_U0; + rt_hw_interrupt_install(device->irqno, rt_serial_isr, RT_NULL); /* install isr */ + + rt_memset(device->rx_buffer, 0, sizeof(device->rx_buffer)); + device->read_index = device->save_index = 0; + + out_8((rt_uint8_t *)device->hw_base + UART_LCR, 0x80); /* set DLAB bit */ + /* setup baudrate */ + rt_serial_set_baudrate(device); + out_8((rt_uint8_t *)device->hw_base + UART_LCR, 0x03); /* clear DLAB; set 8 bits, no parity */ + out_8((rt_uint8_t *)device->hw_base + UART_FCR, 0x00); /* disable FIFO */ + out_8((rt_uint8_t *)device->hw_base + UART_MCR, 0x00); /* no modem control DTR RTS */ + val = in_8((rt_uint8_t *)device->hw_base + UART_LSR); /* clear line status */ + val = in_8((rt_uint8_t *)device->hw_base + UART_RBR); /* read receive buffer */ + out_8((rt_uint8_t *)device->hw_base + UART_SCR, 0x00); /* set scratchpad */ + out_8((rt_uint8_t *)device->hw_base + UART_IER, 0x00); /* set interrupt enable reg */ + + device->parent.type = RT_Device_Class_Char; + device->parent.init = rt_serial_init; + device->parent.open = rt_serial_open; + device->parent.close = rt_serial_close; + device->parent.read = rt_serial_read; + device->parent.write = rt_serial_write; + device->parent.control = rt_serial_control; + device->parent.user_data = RT_NULL; + + rt_device_register(&device->parent, + "uart1", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM); +} diff --git a/libcpu/ppc/ppc405/traps.c b/libcpu/ppc/ppc405/traps.c index 292927b328..1deecbc92b 100644 --- a/libcpu/ppc/ppc405/traps.c +++ b/libcpu/ppc/ppc405/traps.c @@ -1,208 +1,208 @@ -#include -#include -#include - -/* Returns 0 if exception not found and fixup otherwise. */ -extern unsigned long search_exception_table(unsigned long); - -/* THIS NEEDS CHANGING to use the board info structure. - */ -#define END_OF_MEM 0x800000 -#define UICB0_ALL 0 - -#define ESR_MCI 0x80000000 -#define ESR_PIL 0x08000000 -#define ESR_PPR 0x04000000 -#define ESR_PTR 0x02000000 -#define ESR_DST 0x00800000 -#define ESR_DIZ 0x00400000 -#define ESR_U0F 0x00008000 - -rt_inline void set_tsr(unsigned long val) -{ - mtspr(SPRN_TSR, val); -} - -rt_inline rt_uint32_t get_esr(void) -{ - rt_uint32_t val; - - val = mfspr(SPRN_ESR); - return val; -} - -/* - * Trap & Exception support - */ - -void print_backtrace(unsigned long *sp) -{ - int cnt = 0; - unsigned long i; - - rt_kprintf("Call backtrace: "); - while (sp) { - if ((rt_uint32_t)sp > END_OF_MEM) - break; - - i = sp[1]; - if (cnt++ % 7 == 0) - rt_kprintf("\n"); - rt_kprintf("%08lX ", i); - if (cnt > 32) break; - sp = (unsigned long *)*sp; - } - rt_kprintf("\n"); -} - -void show_regs(struct pt_regs * regs) -{ - int i; - - rt_kprintf("NIP: %08lX XER: %08lX LR: %08lX REGS: %p TRAP: %04lx DEAR: %08lX\n", - regs->nip, regs->xer, regs->link, regs, regs->trap, regs->dar); - rt_kprintf("MSR: %08lx EE: %01x PR: %01x FP: %01x ME: %01x IR/DR: %01x%01x\n", - regs->msr, regs->msr&MSR_EE ? 1 : 0, regs->msr&MSR_PR ? 1 : 0, - regs->msr & MSR_FP ? 1 : 0,regs->msr&MSR_ME ? 1 : 0, - regs->msr&MSR_IR ? 1 : 0, - regs->msr&MSR_DR ? 1 : 0); - - rt_kprintf("\n"); - for (i = 0; i < 32; i++) { - if ((i % 8) == 0) { - rt_kprintf("GPR%02d: ", i); - } - - rt_kprintf("%08lX ", regs->gpr[i]); - if ((i % 8) == 7) { - rt_kprintf("\n"); - } - } -} - -void panic(const char *fmt, ...) -{ - while(1); -} - -void -_exception(int signr, struct pt_regs *regs) -{ - show_regs(regs); - print_backtrace((unsigned long *)regs->gpr[1]); - panic("Exception"); -} - -unsigned long -search_exception_table(unsigned long addr) -{ - unsigned long ret = 0; - - /* There is only the kernel to search. */ - // ret = search_one_table(__start___ex_table, __stop___ex_table-1, addr); - /* if the serial port does not hang in exception, rt_kprintf can be used */ - if (ret) return ret; - - return 0; -} - -/* - * Handle external interrupts - */ -void external_interrupt(struct pt_regs *regs) -{ - u32 uic_msr; - - /* - * Read masked interrupt status register to determine interrupt source - */ - uic_msr = mfdcr(uic0msr); - - mtdcr(uic0sr, (uic_msr & UICB0_ALL)); - - if (uic_msr & ~(UICB0_ALL)) - { - uic_interrupt(UIC0_DCR_BASE, 0); - } - - return; -} - -void MachineCheckException(struct pt_regs *regs) -{ - unsigned long fixup, val; - - if ((fixup = search_exception_table(regs->nip)) != 0) { - regs->nip = fixup; - val = mfspr(MCSR); - /* Clear MCSR */ - mtspr(SPRN_MCSR, val); - return; - } - - rt_kprintf("Machine Check Exception.\n"); - rt_kprintf("Caused by (from msr): "); - rt_kprintf("regs %p ", regs); - - val = get_esr(); - - if (val& ESR_IMCP) { - rt_kprintf("Instruction"); - mtspr(ESR, val & ~ESR_IMCP); - } else { - rt_kprintf("Data"); - } - rt_kprintf(" machine check.\n"); - - show_regs(regs); - print_backtrace((unsigned long *)regs->gpr[1]); - panic("machine check"); -} - -void AlignmentException(struct pt_regs *regs) -{ - show_regs(regs); - print_backtrace((unsigned long *)regs->gpr[1]); - panic("Alignment Exception"); -} - -void ProgramCheckException(struct pt_regs *regs) -{ - long esr_val; - - show_regs(regs); - - esr_val = get_esr(); - if( esr_val & ESR_PIL ) - rt_kprintf( "** Illegal Instruction **\n" ); - else if( esr_val & ESR_PPR ) - rt_kprintf( "** Privileged Instruction **\n" ); - else if( esr_val & ESR_PTR ) - rt_kprintf( "** Trap Instruction **\n" ); - - print_backtrace((unsigned long *)regs->gpr[1]); - panic("Program Check Exception"); -} - -void DecrementerPITException(struct pt_regs *regs) -{ - /* reset PIT interrupt */ - set_tsr(0x08000000); - - /* increase a OS Tick */ - rt_tick_increase(); -} - -void UnknownException(struct pt_regs *regs) -{ - - rt_kprintf("Bad trap at PC: %lx, SR: %lx, vector=%lx\n", - regs->nip, regs->msr, regs->trap); - _exception(0, regs); -} - -void DebugException(struct pt_regs *regs) -{ - rt_kprintf("Debugger trap at @ %lx @regs %lx\n", regs->nip, (rt_uint32_t)regs ); - show_regs(regs); -} +#include +#include +#include + +/* Returns 0 if exception not found and fixup otherwise. */ +extern unsigned long search_exception_table(unsigned long); + +/* THIS NEEDS CHANGING to use the board info structure. + */ +#define END_OF_MEM 0x800000 +#define UICB0_ALL 0 + +#define ESR_MCI 0x80000000 +#define ESR_PIL 0x08000000 +#define ESR_PPR 0x04000000 +#define ESR_PTR 0x02000000 +#define ESR_DST 0x00800000 +#define ESR_DIZ 0x00400000 +#define ESR_U0F 0x00008000 + +rt_inline void set_tsr(unsigned long val) +{ + mtspr(SPRN_TSR, val); +} + +rt_inline rt_uint32_t get_esr(void) +{ + rt_uint32_t val; + + val = mfspr(SPRN_ESR); + return val; +} + +/* + * Trap & Exception support + */ + +void print_backtrace(unsigned long *sp) +{ + int cnt = 0; + unsigned long i; + + rt_kprintf("Call backtrace: "); + while (sp) { + if ((rt_uint32_t)sp > END_OF_MEM) + break; + + i = sp[1]; + if (cnt++ % 7 == 0) + rt_kprintf("\n"); + rt_kprintf("%08lX ", i); + if (cnt > 32) break; + sp = (unsigned long *)*sp; + } + rt_kprintf("\n"); +} + +void show_regs(struct pt_regs * regs) +{ + int i; + + rt_kprintf("NIP: %08lX XER: %08lX LR: %08lX REGS: %p TRAP: %04lx DEAR: %08lX\n", + regs->nip, regs->xer, regs->link, regs, regs->trap, regs->dar); + rt_kprintf("MSR: %08lx EE: %01x PR: %01x FP: %01x ME: %01x IR/DR: %01x%01x\n", + regs->msr, regs->msr&MSR_EE ? 1 : 0, regs->msr&MSR_PR ? 1 : 0, + regs->msr & MSR_FP ? 1 : 0,regs->msr&MSR_ME ? 1 : 0, + regs->msr&MSR_IR ? 1 : 0, + regs->msr&MSR_DR ? 1 : 0); + + rt_kprintf("\n"); + for (i = 0; i < 32; i++) { + if ((i % 8) == 0) { + rt_kprintf("GPR%02d: ", i); + } + + rt_kprintf("%08lX ", regs->gpr[i]); + if ((i % 8) == 7) { + rt_kprintf("\n"); + } + } +} + +void panic(const char *fmt, ...) +{ + while(1); +} + +void +_exception(int signr, struct pt_regs *regs) +{ + show_regs(regs); + print_backtrace((unsigned long *)regs->gpr[1]); + panic("Exception"); +} + +unsigned long +search_exception_table(unsigned long addr) +{ + unsigned long ret = 0; + + /* There is only the kernel to search. */ + // ret = search_one_table(__start___ex_table, __stop___ex_table-1, addr); + /* if the serial port does not hang in exception, rt_kprintf can be used */ + if (ret) return ret; + + return 0; +} + +/* + * Handle external interrupts + */ +void external_interrupt(struct pt_regs *regs) +{ + u32 uic_msr; + + /* + * Read masked interrupt status register to determine interrupt source + */ + uic_msr = mfdcr(uic0msr); + + mtdcr(uic0sr, (uic_msr & UICB0_ALL)); + + if (uic_msr & ~(UICB0_ALL)) + { + uic_interrupt(UIC0_DCR_BASE, 0); + } + + return; +} + +void MachineCheckException(struct pt_regs *regs) +{ + unsigned long fixup, val; + + if ((fixup = search_exception_table(regs->nip)) != 0) { + regs->nip = fixup; + val = mfspr(MCSR); + /* Clear MCSR */ + mtspr(SPRN_MCSR, val); + return; + } + + rt_kprintf("Machine Check Exception.\n"); + rt_kprintf("Caused by (from msr): "); + rt_kprintf("regs %p ", regs); + + val = get_esr(); + + if (val& ESR_IMCP) { + rt_kprintf("Instruction"); + mtspr(ESR, val & ~ESR_IMCP); + } else { + rt_kprintf("Data"); + } + rt_kprintf(" machine check.\n"); + + show_regs(regs); + print_backtrace((unsigned long *)regs->gpr[1]); + panic("machine check"); +} + +void AlignmentException(struct pt_regs *regs) +{ + show_regs(regs); + print_backtrace((unsigned long *)regs->gpr[1]); + panic("Alignment Exception"); +} + +void ProgramCheckException(struct pt_regs *regs) +{ + long esr_val; + + show_regs(regs); + + esr_val = get_esr(); + if( esr_val & ESR_PIL ) + rt_kprintf( "** Illegal Instruction **\n" ); + else if( esr_val & ESR_PPR ) + rt_kprintf( "** Privileged Instruction **\n" ); + else if( esr_val & ESR_PTR ) + rt_kprintf( "** Trap Instruction **\n" ); + + print_backtrace((unsigned long *)regs->gpr[1]); + panic("Program Check Exception"); +} + +void DecrementerPITException(struct pt_regs *regs) +{ + /* reset PIT interrupt */ + set_tsr(0x08000000); + + /* increase a OS Tick */ + rt_tick_increase(); +} + +void UnknownException(struct pt_regs *regs) +{ + + rt_kprintf("Bad trap at PC: %lx, SR: %lx, vector=%lx\n", + regs->nip, regs->msr, regs->trap); + _exception(0, regs); +} + +void DebugException(struct pt_regs *regs) +{ + rt_kprintf("Debugger trap at @ %lx @regs %lx\n", regs->nip, (rt_uint32_t)regs ); + show_regs(regs); +} -- cgit v1.3.1