diff options
Diffstat (limited to 'libcpu/arm/am335x')
| -rw-r--r-- | libcpu/arm/am335x/am33xx.h | 90 | ||||
| -rw-r--r-- | libcpu/arm/am335x/cpu.c | 106 | ||||
| -rw-r--r-- | libcpu/arm/am335x/interrupt.c | 8 | ||||
| -rw-r--r-- | libcpu/arm/am335x/interrupt.h | 42 | ||||
| -rw-r--r-- | libcpu/arm/am335x/mmu.c | 108 | ||||
| -rw-r--r-- | libcpu/arm/am335x/mmu.h | 38 | ||||
| -rw-r--r-- | libcpu/arm/am335x/stack.c | 2 | ||||
| -rw-r--r-- | libcpu/arm/am335x/trap.c | 66 |
8 files changed, 230 insertions, 230 deletions
diff --git a/libcpu/arm/am335x/am33xx.h b/libcpu/arm/am335x/am33xx.h index 99a65ac915..3112a8ac15 100644 --- a/libcpu/arm/am335x/am33xx.h +++ b/libcpu/arm/am335x/am33xx.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -9,8 +9,8 @@ #ifndef __AM33XX_H__ #define __AM33XX_H__ -#define REG32(x) (*((volatile unsigned int *)(x))) -#define REG16(x) (*((volatile unsigned short *)(x))) +#define REG32(x) (*((volatile unsigned int *)(x))) +#define REG16(x) (*((volatile unsigned short *)(x))) /** Cache Line size in ARM Cortex-A8. */ #define AM33XX_CACHELINE_SIZE (64) @@ -198,22 +198,22 @@ #define CM_DPLL_CLKSEL_TIMER2_CLK(base) REG32(CM_DPLL(base) + 0x8) /* timer registers */ -#define DMTIMER_TIDR(base) REG32(base + 0x0) -#define DMTIMER_TIOCP_CFG(base) REG32(base + 0x10) -#define DMTIMER_IRQ_EOI(base) REG32(base + 0x20) -#define DMTIMER_IRQSTATUS_RAW(base) REG32(base + 0x24) -#define DMTIMER_IRQSTATUS(base) REG32(base + 0x28) -#define DMTIMER_IRQENABLE_SET(base) REG32(base + 0x2C) -#define DMTIMER_IRQENABLE_CLR(base) REG32(base + 0x30) -#define DMTIMER_IRQWAKEEN(base) REG32(base + 0x34) -#define DMTIMER_TCLR(base) REG32(base + 0x38) -#define DMTIMER_TCRR(base) REG32(base + 0x3C) -#define DMTIMER_TLDR(base) REG32(base + 0x40) -#define DMTIMER_TTGR(base) REG32(base + 0x44) -#define DMTIMER_TWPS(base) REG32(base + 0x48) -#define DMTIMER_TMAR(base) REG32(base + 0x4C) -#define DMTIMER_TCAR(base, n) REG32(base + 0x50 + (((n) - 1) * 8)) -#define DMTIMER_TSICR(base) REG32(base + 0x54) +#define DMTIMER_TIDR(base) REG32(base + 0x0) +#define DMTIMER_TIOCP_CFG(base) REG32(base + 0x10) +#define DMTIMER_IRQ_EOI(base) REG32(base + 0x20) +#define DMTIMER_IRQSTATUS_RAW(base) REG32(base + 0x24) +#define DMTIMER_IRQSTATUS(base) REG32(base + 0x28) +#define DMTIMER_IRQENABLE_SET(base) REG32(base + 0x2C) +#define DMTIMER_IRQENABLE_CLR(base) REG32(base + 0x30) +#define DMTIMER_IRQWAKEEN(base) REG32(base + 0x34) +#define DMTIMER_TCLR(base) REG32(base + 0x38) +#define DMTIMER_TCRR(base) REG32(base + 0x3C) +#define DMTIMER_TLDR(base) REG32(base + 0x40) +#define DMTIMER_TTGR(base) REG32(base + 0x44) +#define DMTIMER_TWPS(base) REG32(base + 0x48) +#define DMTIMER_TMAR(base) REG32(base + 0x4C) +#define DMTIMER_TCAR(base, n) REG32(base + 0x50 + (((n) - 1) * 8)) +#define DMTIMER_TSICR(base) REG32(base + 0x54) #define EMU_INT 0 #define COMMTX_INT 1 @@ -317,33 +317,33 @@ struct rt_hw_register { - unsigned long r0; - unsigned long r1; - unsigned long r2; - unsigned long r3; - unsigned long r4; - unsigned long r5; - unsigned long r6; - unsigned long r7; - unsigned long r8; - unsigned long r9; - unsigned long r10; - unsigned long fp; - unsigned long ip; - unsigned long sp; - unsigned long lr; - unsigned long pc; - unsigned long cpsr; - unsigned long ORIG_r0; + unsigned long r0; + unsigned long r1; + unsigned long r2; + unsigned long r3; + unsigned long r4; + unsigned long r5; + unsigned long r6; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long fp; + unsigned long ip; + unsigned long sp; + unsigned long lr; + unsigned long pc; + unsigned long cpsr; + unsigned long ORIG_r0; }; -#define USERMODE 0x10 -#define FIQMODE 0x11 -#define IRQMODE 0x12 -#define SVCMODE 0x13 -#define ABORTMODE 0x17 -#define UNDEFMODE 0x1b -#define MODEMASK 0x1f -#define NOINT 0xc0 +#define USERMODE 0x10 +#define FIQMODE 0x11 +#define IRQMODE 0x12 +#define SVCMODE 0x13 +#define ABORTMODE 0x17 +#define UNDEFMODE 0x1b +#define MODEMASK 0x1f +#define NOINT 0xc0 #endif diff --git a/libcpu/arm/am335x/cpu.c b/libcpu/arm/am335x/cpu.c index cae865fe50..284e2ea260 100644 --- a/libcpu/arm/am335x/cpu.c +++ b/libcpu/arm/am335x/cpu.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -17,74 +17,74 @@ */ /*@{*/ -#define ICACHE_MASK (rt_uint32_t)(1 << 12) -#define DCACHE_MASK (rt_uint32_t)(1 << 2) +#define ICACHE_MASK (rt_uint32_t)(1 << 12) +#define DCACHE_MASK (rt_uint32_t)(1 << 2) #if defined(__CC_ARM) rt_inline rt_uint32_t cp15_rd(void) { - rt_uint32_t i; + rt_uint32_t i; - __asm - { - mrc p15, 0, i, c1, c0, 0 - } + __asm + { + mrc p15, 0, i, c1, c0, 0 + } - return i; + return i; } rt_inline void cache_enable(rt_uint32_t bit) { - rt_uint32_t value; + rt_uint32_t value; - __asm - { - mrc p15, 0, value, c1, c0, 0 - orr value, value, bit - mcr p15, 0, value, c1, c0, 0 - } + __asm + { + mrc p15, 0, value, c1, c0, 0 + orr value, value, bit + mcr p15, 0, value, c1, c0, 0 + } } rt_inline void cache_disable(rt_uint32_t bit) { - rt_uint32_t value; + rt_uint32_t value; - __asm - { - mrc p15, 0, value, c1, c0, 0 - bic value, value, bit - mcr p15, 0, value, c1, c0, 0 - } + __asm + { + mrc p15, 0, value, c1, c0, 0 + bic value, value, bit + mcr p15, 0, value, c1, c0, 0 + } } #elif defined(__GNUC__) rt_inline rt_uint32_t cp15_rd(void) { - rt_uint32_t i; + rt_uint32_t i; - asm ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); - return i; + asm ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); + return i; } rt_inline void cache_enable(rt_uint32_t bit) { - __asm__ __volatile__( \ - "mrc p15,0,r0,c1,c0,0\n\t" \ - "orr r0,r0,%0\n\t" \ - "mcr p15,0,r0,c1,c0,0" \ - : \ - :"r" (bit) \ - :"memory"); + __asm__ __volatile__( \ + "mrc p15,0,r0,c1,c0,0\n\t" \ + "orr r0,r0,%0\n\t" \ + "mcr p15,0,r0,c1,c0,0" \ + : \ + :"r" (bit) \ + :"memory"); } rt_inline void cache_disable(rt_uint32_t bit) { - __asm__ __volatile__( \ - "mrc p15,0,r0,c1,c0,0\n\t" \ - "bic r0,r0,%0\n\t" \ - "mcr p15,0,r0,c1,c0,0" \ - : \ - :"r" (bit) \ - :"memory"); + __asm__ __volatile__( \ + "mrc p15,0,r0,c1,c0,0\n\t" \ + "bic r0,r0,%0\n\t" \ + "mcr p15,0,r0,c1,c0,0" \ + : \ + :"r" (bit) \ + :"memory"); } #endif @@ -96,7 +96,7 @@ rt_inline void cache_disable(rt_uint32_t bit) */ void rt_hw_cpu_icache_enable() { - cache_enable(ICACHE_MASK); + cache_enable(ICACHE_MASK); } /** @@ -105,7 +105,7 @@ void rt_hw_cpu_icache_enable() */ void rt_hw_cpu_icache_disable() { - cache_disable(ICACHE_MASK); + cache_disable(ICACHE_MASK); } /** @@ -114,7 +114,7 @@ void rt_hw_cpu_icache_disable() */ rt_base_t rt_hw_cpu_icache_status() { - return (cp15_rd() & ICACHE_MASK); + return (cp15_rd() & ICACHE_MASK); } /** @@ -123,7 +123,7 @@ rt_base_t rt_hw_cpu_icache_status() */ void rt_hw_cpu_dcache_enable() { - cache_enable(DCACHE_MASK); + cache_enable(DCACHE_MASK); } /** @@ -132,7 +132,7 @@ void rt_hw_cpu_dcache_enable() */ void rt_hw_cpu_dcache_disable() { - cache_disable(DCACHE_MASK); + cache_disable(DCACHE_MASK); } /** @@ -141,7 +141,7 @@ void rt_hw_cpu_dcache_disable() */ rt_base_t rt_hw_cpu_dcache_status() { - return (cp15_rd() & DCACHE_MASK); + return (cp15_rd() & DCACHE_MASK); } #endif @@ -151,14 +151,14 @@ rt_base_t rt_hw_cpu_dcache_status() */ void rt_hw_cpu_shutdown() { - rt_uint32_t level; - rt_kprintf("shutdown...\n"); + rt_uint32_t level; + rt_kprintf("shutdown...\n"); - level = rt_hw_interrupt_disable(); - while (level) - { - RT_ASSERT(0); - } + level = rt_hw_interrupt_disable(); + while (level) + { + RT_ASSERT(0); + } } /*@}*/ diff --git a/libcpu/arm/am335x/interrupt.c b/libcpu/arm/am335x/interrupt.c index 3acd868496..c4c5e8d7eb 100644 --- a/libcpu/arm/am335x/interrupt.c +++ b/libcpu/arm/am335x/interrupt.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -17,7 +17,7 @@ #define AINTC_BASE AM33XX_AINTC_REGS -#define MAX_HANDLERS 128 +#define MAX_HANDLERS 128 extern volatile rt_uint8_t rt_interrupt_nest; @@ -59,13 +59,13 @@ extern int system_vectors; static void rt_hw_vector_init(void) { unsigned int *dest = (unsigned int *)AM335X_VECTOR_BASE; - + #ifdef __ICCARM__ unsigned int *src = (unsigned int *)&__vector; #else unsigned int *src = (unsigned int *)&system_vectors; #endif - + rt_memcpy(dest, src, 16 * 4); rt_cpu_vector_set_base(AM335X_VECTOR_BASE); } diff --git a/libcpu/arm/am335x/interrupt.h b/libcpu/arm/am335x/interrupt.h index 7461f94da0..90f392f407 100644 --- a/libcpu/arm/am335x/interrupt.h +++ b/libcpu/arm/am335x/interrupt.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -14,28 +14,28 @@ #define INT_IRQ 0x00 #define INT_FIQ 0x01 -#define INTC_REVISION(hw_base) REG32((hw_base) + 0x0) -#define INTC_SYSCONFIG(hw_base) REG32((hw_base) + 0x10) -#define INTC_SYSSTATUS(hw_base) REG32((hw_base) + 0x14) -#define INTC_SIR_IRQ(hw_base) REG32((hw_base) + 0x40) -#define INTC_SIR_FIQ(hw_base) REG32((hw_base) + 0x44) -#define INTC_CONTROL(hw_base) REG32((hw_base) + 0x48) -#define INTC_PROTECTION(hw_base) REG32((hw_base) + 0x4c) -#define INTC_IDLE(hw_base) REG32((hw_base) + 0x50) -#define INTC_IRQ_PRIORITY(hw_base) REG32((hw_base) + 0x60) -#define INTC_FIQ_PRIORITY(hw_base) REG32((hw_base) + 0x64) -#define INTC_THRESHOLD(hw_base) REG32((hw_base) + 0x68) -#define INTC_SICR(hw_base) REG32((hw_base) + 0x6c) -#define INTC_SCR(hw_base, n) REG32((hw_base) + 0x70 + ((n) * 0x04)) -#define INTC_ITR(hw_base, n) REG32((hw_base) + 0x80 + ((n) * 0x20)) -#define INTC_MIR(hw_base, n) REG32((hw_base) + 0x84 + ((n) * 0x20)) -#define INTC_MIR_CLEAR(hw_base, n) REG32((hw_base) + 0x88 + ((n) * 0x20)) -#define INTC_MIR_SET(hw_base, n) REG32((hw_base) + 0x8c + ((n) * 0x20)) -#define INTC_ISR_SET(hw_base, n) REG32((hw_base) + 0x90 + ((n) * 0x20)) -#define INTC_ISR_CLEAR(hw_base, n) REG32((hw_base) + 0x94 + ((n) * 0x20)) +#define INTC_REVISION(hw_base) REG32((hw_base) + 0x0) +#define INTC_SYSCONFIG(hw_base) REG32((hw_base) + 0x10) +#define INTC_SYSSTATUS(hw_base) REG32((hw_base) + 0x14) +#define INTC_SIR_IRQ(hw_base) REG32((hw_base) + 0x40) +#define INTC_SIR_FIQ(hw_base) REG32((hw_base) + 0x44) +#define INTC_CONTROL(hw_base) REG32((hw_base) + 0x48) +#define INTC_PROTECTION(hw_base) REG32((hw_base) + 0x4c) +#define INTC_IDLE(hw_base) REG32((hw_base) + 0x50) +#define INTC_IRQ_PRIORITY(hw_base) REG32((hw_base) + 0x60) +#define INTC_FIQ_PRIORITY(hw_base) REG32((hw_base) + 0x64) +#define INTC_THRESHOLD(hw_base) REG32((hw_base) + 0x68) +#define INTC_SICR(hw_base) REG32((hw_base) + 0x6c) +#define INTC_SCR(hw_base, n) REG32((hw_base) + 0x70 + ((n) * 0x04)) +#define INTC_ITR(hw_base, n) REG32((hw_base) + 0x80 + ((n) * 0x20)) +#define INTC_MIR(hw_base, n) REG32((hw_base) + 0x84 + ((n) * 0x20)) +#define INTC_MIR_CLEAR(hw_base, n) REG32((hw_base) + 0x88 + ((n) * 0x20)) +#define INTC_MIR_SET(hw_base, n) REG32((hw_base) + 0x8c + ((n) * 0x20)) +#define INTC_ISR_SET(hw_base, n) REG32((hw_base) + 0x90 + ((n) * 0x20)) +#define INTC_ISR_CLEAR(hw_base, n) REG32((hw_base) + 0x94 + ((n) * 0x20)) #define INTC_PENDING_IRQ(hw_base, n) REG32((hw_base) + 0x98 + ((n) * 0x20)) #define INTC_PENDING_FIQ(hw_base, n) REG32((hw_base) + 0x9c + ((n) * 0x20)) -#define INTC_ILR(hw_base, n) REG32((hw_base) + 0x100 + ((n) * 0x04)) +#define INTC_ILR(hw_base, n) REG32((hw_base) + 0x100 + ((n) * 0x04)) void rt_hw_interrupt_control(int vector, int priority, int route); int rt_hw_interrupt_get_active(int fiq_irq); diff --git a/libcpu/arm/am335x/mmu.c b/libcpu/arm/am335x/mmu.c index babe825298..fbd886d0e6 100644 --- a/libcpu/arm/am335x/mmu.c +++ b/libcpu/arm/am335x/mmu.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -22,122 +22,122 @@ extern void rt_cpu_tlb_set(register rt_uint32_t i); void mmu_disable_dcache() { - rt_cpu_dcache_disable(); + rt_cpu_dcache_disable(); } void mmu_enable_dcache() { - rt_hw_cpu_dcache_enable(); + rt_hw_cpu_dcache_enable(); } void mmu_disable_icache() { - rt_cpu_icache_disable(); + rt_cpu_icache_disable(); } void mmu_enable_icache() { - rt_hw_cpu_icache_enable(); + rt_hw_cpu_icache_enable(); } void mmu_disable() { - rt_cpu_mmu_disable(); + rt_cpu_mmu_disable(); } void mmu_enable() { - rt_cpu_mmu_enable(); + rt_cpu_mmu_enable(); } void mmu_setttbase(register rt_uint32_t i) { - register rt_uint32_t value; + register rt_uint32_t value; /* Invalidates all TLBs.Domain access is selected as * client by configuring domain access register, * in that case access controlled by permission value * set by page table entry */ - value = 0; - asm volatile ("mcr p15, 0, %0, c8, c7, 0"::"r"(value)); + value = 0; + asm volatile ("mcr p15, 0, %0, c8, c7, 0"::"r"(value)); - value = 0x55555555; - asm volatile ("mcr p15, 0, %0, c3, c0, 0"::"r"(value)); - - rt_cpu_tlb_set(i); + value = 0x55555555; + asm volatile ("mcr p15, 0, %0, c3, c0, 0"::"r"(value)); + + rt_cpu_tlb_set(i); } void mmu_set_domain(register rt_uint32_t i) { - asm volatile ("mcr p15,0, %0, c3, c0, 0": :"r" (i)); + asm volatile ("mcr p15,0, %0, c3, c0, 0": :"r" (i)); } void mmu_enable_alignfault() { - register rt_uint32_t i; + register rt_uint32_t i; - /* read control register */ - asm volatile ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); + /* read control register */ + asm volatile ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); - i |= (1 << 1); + i |= (1 << 1); - /* write back to control register */ - asm volatile ("mcr p15, 0, %0, c1, c0, 0": :"r" (i)); + /* write back to control register */ + asm volatile ("mcr p15, 0, %0, c1, c0, 0": :"r" (i)); } void mmu_disable_alignfault() { - register rt_uint32_t i; + register rt_uint32_t i; - /* read control register */ - asm volatile ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); + /* read control register */ + asm volatile ("mrc p15, 0, %0, c1, c0, 0":"=r" (i)); - i &= ~(1 << 1); + i &= ~(1 << 1); - /* write back to control register */ - asm volatile ("mcr p15, 0, %0, c1, c0, 0": :"r" (i)); + /* write back to control register */ + asm volatile ("mcr p15, 0, %0, c1, c0, 0": :"r" (i)); } void mmu_clean_invalidated_cache_index(int index) { - asm volatile ("mcr p15, 0, %0, c7, c14, 2": :"r" (index)); + asm volatile ("mcr p15, 0, %0, c7, c14, 2": :"r" (index)); } void mmu_clean_dcache(rt_uint32_t buffer, rt_uint32_t size) { - unsigned int ptr; + unsigned int ptr; - ptr = buffer & ~0x1f; + ptr = buffer & ~0x1f; - while (ptr < buffer + size) - { - asm volatile ("mcr p15, 0, %0, c7, c10, 1": :"r" (ptr)); - ptr += 32; - } + while (ptr < buffer + size) + { + asm volatile ("mcr p15, 0, %0, c7, c10, 1": :"r" (ptr)); + ptr += 32; + } } void mmu_invalidate_dcache(rt_uint32_t buffer, rt_uint32_t size) { - unsigned int ptr; + unsigned int ptr; - ptr = buffer & ~0x1f; + ptr = buffer & ~0x1f; - while (ptr < buffer + size) - { - asm volatile ("mcr p15, 0, %0, c7, c6, 1": :"r" (ptr)); - ptr += 32; - } + while (ptr < buffer + size) + { + asm volatile ("mcr p15, 0, %0, c7, c6, 1": :"r" (ptr)); + ptr += 32; + } } void mmu_invalidate_tlb() { - asm volatile ("mcr p15, 0, %0, c8, c7, 0": :"r" (0)); + asm volatile ("mcr p15, 0, %0, c8, c7, 0": :"r" (0)); } void mmu_invalidate_icache() { - asm volatile ("mcr p15, 0, %0, c7, c5, 0": :"r" (0)); + asm volatile ("mcr p15, 0, %0, c7, c5, 0": :"r" (0)); } /* level1 page table */ @@ -150,8 +150,8 @@ void mmu_setmtt(rt_uint32_t vaddrStart, rt_uint32_t vaddrEnd, rt_uint32_t paddrS nSec=(vaddrEnd>>20)-(vaddrStart>>20); for(i=0;i<=nSec;i++) { - *pTT = attr |(((paddrStart>>20)+i)<<20); - pTT++; + *pTT = attr |(((paddrStart>>20)+i)<<20); + pTT++; } } @@ -161,21 +161,21 @@ RT_WEAK void mmu_setmtts(void) mmu_setmtt(0x00000000, 0xFFFFFFFF, 0x00000000, RW_NCNB); /* None cached for 4G memory */ mmu_setmtt(0x80200000, 0x80800000 - 1, 0x80200000, RW_CB); /* 126M cached DDR memory */ mmu_setmtt(0x80000000, 0x80200000 - 1, 0x80000000, RW_NCNB); /* 2M none-cached DDR memory */ - mmu_setmtt(0x402F0000, 0x40300000 - 1, 0x402F0000, RW_CB); /* 63K OnChip memory */ + mmu_setmtt(0x402F0000, 0x40300000 - 1, 0x402F0000, RW_CB); /* 63K OnChip memory */ } void rt_hw_mmu_init(void) { - /* disable I/D cache */ - mmu_disable_dcache(); - mmu_disable_icache(); - mmu_disable(); - mmu_invalidate_tlb(); + /* disable I/D cache */ + mmu_disable_dcache(); + mmu_disable_icache(); + mmu_disable(); + mmu_invalidate_tlb(); mmu_setmtts(); - /* set MMU table address */ - mmu_setttbase((rt_uint32_t)_page_table); + /* set MMU table address */ + mmu_setttbase((rt_uint32_t)_page_table); /* enables MMU */ mmu_enable(); diff --git a/libcpu/arm/am335x/mmu.h b/libcpu/arm/am335x/mmu.h index 73635d3a0e..706d669844 100644 --- a/libcpu/arm/am335x/mmu.h +++ b/libcpu/arm/am335x/mmu.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -13,27 +13,27 @@ #include <rtthread.h> -#define DESC_SEC (0x2) -#define CB (3<<2) //cache_on, write_back -#define CNB (2<<2) //cache_on, write_through -#define NCB (1<<2) //cache_off,WR_BUF on -#define NCNB (0<<2) //cache_off,WR_BUF off -#define AP_RW (3<<10) //supervisor=RW, user=RW -#define AP_RO (2<<10) //supervisor=RW, user=RO +#define DESC_SEC (0x2) +#define CB (3<<2) //cache_on, write_back +#define CNB (2<<2) //cache_on, write_through +#define NCB (1<<2) //cache_off,WR_BUF on +#define NCNB (0<<2) //cache_off,WR_BUF off +#define AP_RW (3<<10) //supervisor=RW, user=RW +#define AP_RO (2<<10) //supervisor=RW, user=RO -#define DOMAIN_FAULT (0x0) -#define DOMAIN_CHK (0x1) -#define DOMAIN_NOTCHK (0x3) -#define DOMAIN0 (0x0<<5) -#define DOMAIN1 (0x1<<5) +#define DOMAIN_FAULT (0x0) +#define DOMAIN_CHK (0x1) +#define DOMAIN_NOTCHK (0x3) +#define DOMAIN0 (0x0<<5) +#define DOMAIN1 (0x1<<5) -#define DOMAIN0_ATTR (DOMAIN_CHK<<0) -#define DOMAIN1_ATTR (DOMAIN_FAULT<<2) +#define DOMAIN0_ATTR (DOMAIN_CHK<<0) +#define DOMAIN1_ATTR (DOMAIN_FAULT<<2) -#define RW_CB (AP_RW|DOMAIN0|CB|DESC_SEC) /* Read/Write, cache, write back */ -#define RW_CNB (AP_RW|DOMAIN0|CNB|DESC_SEC) /* Read/Write, cache, write through */ -#define RW_NCNB (AP_RW|DOMAIN0|NCNB|DESC_SEC) /* Read/Write without cache and write buffer */ -#define RW_FAULT (AP_RW|DOMAIN1|NCNB|DESC_SEC) /* Read/Write without cache and write buffer */ +#define RW_CB (AP_RW|DOMAIN0|CB|DESC_SEC) /* Read/Write, cache, write back */ +#define RW_CNB (AP_RW|DOMAIN0|CNB|DESC_SEC) /* Read/Write, cache, write through */ +#define RW_NCNB (AP_RW|DOMAIN0|NCNB|DESC_SEC) /* Read/Write without cache and write buffer */ +#define RW_FAULT (AP_RW|DOMAIN1|NCNB|DESC_SEC) /* Read/Write without cache and write buffer */ void rt_hw_mmu_init(void); diff --git a/libcpu/arm/am335x/stack.c b/libcpu/arm/am335x/stack.c index 1dad930818..db3cb37e73 100644 --- a/libcpu/arm/am335x/stack.c +++ b/libcpu/arm/am335x/stack.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * diff --git a/libcpu/arm/am335x/trap.c b/libcpu/arm/am335x/trap.c index b77543da64..7c73ce93d3 100644 --- a/libcpu/arm/am335x/trap.c +++ b/libcpu/arm/am335x/trap.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -36,13 +36,13 @@ extern long list_thread(void); void rt_hw_show_register (struct rt_hw_register *regs) { - rt_kprintf("Execption:\n"); - rt_kprintf("r00:0x%08x r01:0x%08x r02:0x%08x r03:0x%08x\n", regs->r0, regs->r1, regs->r2, regs->r3); - rt_kprintf("r04:0x%08x r05:0x%08x r06:0x%08x r07:0x%08x\n", regs->r4, regs->r5, regs->r6, regs->r7); - rt_kprintf("r08:0x%08x r09:0x%08x r10:0x%08x\n", regs->r8, regs->r9, regs->r10); - rt_kprintf("fp :0x%08x ip :0x%08x\n", regs->fp, regs->ip); - rt_kprintf("sp :0x%08x lr :0x%08x pc :0x%08x\n", regs->sp, regs->lr, regs->pc); - rt_kprintf("cpsr:0x%08x\n", regs->cpsr); + rt_kprintf("Execption:\n"); + rt_kprintf("r00:0x%08x r01:0x%08x r02:0x%08x r03:0x%08x\n", regs->r0, regs->r1, regs->r2, regs->r3); + rt_kprintf("r04:0x%08x r05:0x%08x r06:0x%08x r07:0x%08x\n", regs->r4, regs->r5, regs->r6, regs->r7); + rt_kprintf("r08:0x%08x r09:0x%08x r10:0x%08x\n", regs->r8, regs->r9, regs->r10); + rt_kprintf("fp :0x%08x ip :0x%08x\n", regs->fp, regs->ip); + rt_kprintf("sp :0x%08x lr :0x%08x pc :0x%08x\n", regs->sp, regs->lr, regs->pc); + rt_kprintf("cpsr:0x%08x\n", regs->cpsr); } /** @@ -62,15 +62,15 @@ void rt_hw_trap_udef(struct rt_hw_register *regs) return; #endif - rt_hw_show_register(regs); + rt_hw_show_register(regs); - rt_kprintf("undefined instruction\n"); - rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); + rt_kprintf("undefined instruction\n"); + rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); #ifdef RT_USING_FINSH - list_thread(); + list_thread(); #endif - rt_hw_cpu_shutdown(); + rt_hw_cpu_shutdown(); } /** @@ -84,10 +84,10 @@ void rt_hw_trap_udef(struct rt_hw_register *regs) */ void rt_hw_trap_swi(struct rt_hw_register *regs) { - rt_hw_show_register(regs); + rt_hw_show_register(regs); - rt_kprintf("software interrupt\n"); - rt_hw_cpu_shutdown(); + rt_kprintf("software interrupt\n"); + rt_hw_cpu_shutdown(); } /** @@ -100,15 +100,15 @@ void rt_hw_trap_swi(struct rt_hw_register *regs) */ void rt_hw_trap_pabt(struct rt_hw_register *regs) { - rt_hw_show_register(regs); + rt_hw_show_register(regs); - rt_kprintf("prefetch abort\n"); - rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); + rt_kprintf("prefetch abort\n"); + rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); #ifdef RT_USING_FINSH - list_thread(); + list_thread(); #endif - rt_hw_cpu_shutdown(); + rt_hw_cpu_shutdown(); } /** @@ -124,29 +124,29 @@ void rt_hw_trap_dabt(struct rt_hw_register *regs) #ifdef RT_USING_GDB if (gdb_mem_fault_handler) { - regs->pc = (unsigned long)gdb_mem_fault_handler; + regs->pc = (unsigned long)gdb_mem_fault_handler; return; } #endif - rt_hw_show_register(regs); + rt_hw_show_register(regs); - rt_kprintf("data abort\n"); - rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); + rt_kprintf("data abort\n"); + rt_kprintf("thread %.*s stack:\n", RT_NAME_MAX, rt_current_thread->name); #ifdef RT_USING_FINSH - list_thread(); + list_thread(); #endif - rt_hw_cpu_shutdown(); + rt_hw_cpu_shutdown(); } void rt_hw_trap_irq() { void *param; - unsigned long ir; + unsigned long ir; rt_isr_handler_t isr_func; extern struct rt_irq_desc isr_table[]; - ir = rt_hw_interrupt_get_active(INT_IRQ); + ir = rt_hw_interrupt_get_active(INT_IRQ); if (ir == 127) { /* new IRQ generation */ @@ -169,18 +169,18 @@ void rt_hw_trap_irq() if (isr_func != RT_NULL) isr_func(ir, param); - /* new IRQ generation */ + /* new IRQ generation */ rt_hw_interrupt_ack(INT_IRQ); } void rt_hw_trap_fiq() { void *param; - unsigned long ir; + unsigned long ir; rt_isr_handler_t isr_func; extern struct rt_irq_desc isr_table[]; - ir = rt_hw_interrupt_get_active(INT_FIQ); + ir = rt_hw_interrupt_get_active(INT_FIQ); /* get interrupt service routine */ isr_func = isr_table[ir].handler; @@ -189,7 +189,7 @@ void rt_hw_trap_fiq() /* turn to interrupt service routine */ isr_func(ir, param); - /* new FIQ generation */ + /* new FIQ generation */ rt_hw_interrupt_ack(INT_FIQ); } |