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/****************************************************************************************
* @file flash.ld
*
* @brief This file is the link script file (gnuarm or armgcc).
*
* Copyright (C) BouffaloLab 2021
*
****************************************************************************************
*/
/* configure the CPU type */
OUTPUT_ARCH( "riscv" )
/* link with the standard c library */
INPUT(-lc)
/* link with the standard GCC library */
INPUT(-lgcc)
/* configure the entry point */
ENTRY(__start)
StackSize = 0x1000; /* 4KB */
HeapMinSize = 0x1000; /* 4KB */
__EM_SIZE = DEFINED(btble_controller_init) ? 32K : 0K;
__RFTLV_SIZE_OFFSET = 1K;
__RFTLV_SIZE_HOLE = 2K;
__RFTLV_HEAD1_H = (0x46524C42); /* BLRF */
__RFTLV_HEAD1_L = (0x41524150); /* PAPA */
MEMORY
{
fw_header_memory (rx) : ORIGIN = 0xA0000000 - 0x1000, LENGTH = 4K
xip_memory (rx) : ORIGIN = 0xA0000000, LENGTH = 4M
ram_code (wxa) : ORIGIN = 0xA8000000, LENGTH = 4M
itcm_memory (rx) : ORIGIN = 0x62FC0000, LENGTH = 20K
dtcm_memory (rx) : ORIGIN = 0x62FC5000, LENGTH = 4K
nocache_ram_memory (!rx) : ORIGIN = 0x22FC6000, LENGTH = 44K+60K
ram_memory (!rx) : ORIGIN = 0x62FE0000, LENGTH = 320K-20K-4K-44K-60K
ram_wifi (wxa) : ORIGIN = 0x23010000, LENGTH = 160K - __EM_SIZE
}
SECTIONS
{
BOOT2_PT_ADDR = 0x63027c00;
.fw_header :
{
KEEP(*(.fw_header))
} > fw_header_memory
.init :
{
KEEP (*(SORT_NONE(.init)))
KEEP (*(SORT_NONE(.vector)))
} > xip_memory
.rftlv.tool :
{
. = ORIGIN(xip_memory) + __RFTLV_SIZE_OFFSET;
PROVIDE( _ld_symbol_rftlv_address = . );
LONG(__RFTLV_HEAD1_H);
LONG(__RFTLV_HEAD1_L);
. = ORIGIN(xip_memory) + __RFTLV_SIZE_OFFSET + __RFTLV_SIZE_HOLE;
} > xip_memory
.text :
{
. = ALIGN(4);
__text_code_start__ = .;
*(.text)
*(.text.*)
/* section information for finsh shell */
. = ALIGN(4);
__fsymtab_start = .;
KEEP(*(FSymTab))
__fsymtab_end = .;
. = ALIGN(4);
__vsymtab_start = .;
KEEP(*(VSymTab))
__vsymtab_end = .;
. = ALIGN(4);
/* section information for modules */
. = ALIGN(4);
__rtmsymtab_start = .;
KEEP(*(RTMSymTab))
__rtmsymtab_end = .;
/* section information for initialization */
. = ALIGN(4);
__rt_init_start = .;
KEEP(*(SORT(.rti_fn*)))
__rt_init_end = .;
/* section information for usb usbh_class_info */
. = ALIGN(4);
__usbh_class_info_start__ = .;
KEEP(*(.usbh_class_info))
. = ALIGN(4);
__usbh_class_info_end__ = .;
/*put .rodata**/
*(EXCLUDE_FILE( *bl616_glb*.o* \
*bl616_pds*.o* \
*bl616_common*.o* \
*bl616_sf_cfg*.o* \
*bl616_sf_ctrl*.o* \
*bl616_sflash*.o* \
*bl616_xip_sflash*.o* \
*bl616_ef_ctrl*.o* \
*bl616_romapi_patch*.o* ).rodata*)
*(.srodata)
*(.srodata.*)
. = ALIGN(4);
__text_code_end__ = .;
} > xip_memory
. = ALIGN(4);
__itcm_load_addr = .;
.itcm_region : AT (__itcm_load_addr)
{
. = ALIGN(4);
__tcm_code_start__ = .;
*(.tcm_code.*)
*(.tcm_const.*)
*(.sclock_rlt_code.*)
*(.sclock_rlt_const.*)
*bl616_glb*.o*(.rodata*)
*bl616_pds*.o*(.rodata*)
*bl616_common*.o*(.rodata*)
*bl616_sf_cfg*.o*(.rodata*)
*bl616_sf_ctrl*.o*(.rodata*)
*bl616_sflash*.o*(.rodata*)
*bl616_xip_sflash*.o*(.rodata*)
*bl616_ef_ctrl*.o*(.rodata*)
*bl616_romapi_patch*.o*(.rodata*)
. = ALIGN(4);
__tcm_code_end__ = .;
} > itcm_memory
__dtcm_load_addr = __itcm_load_addr + SIZEOF(.itcm_region);
.dtcm_region : AT (__dtcm_load_addr)
{
. = ALIGN(4);
__tcm_data_start__ = .;
*(.tcm_data)
/* *finger_print.o(.data*) */
. = ALIGN(4);
__tcm_data_end__ = .;
} > dtcm_memory
/*************************************************************************/
/* .stack_dummy section doesn't contains any symbols. It is only
* used for linker to calculate size of stack sections, and assign
* values to stack symbols later */
.stack_dummy (NOLOAD):
{
. = ALIGN(0x4);
. = . + StackSize;
. = ALIGN(0x4);
} > dtcm_memory
/* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */
__StackTop = ORIGIN(dtcm_memory) + LENGTH(dtcm_memory);
PROVIDE( __freertos_irq_stack_top = __StackTop);
PROVIDE( __rt_rvstack = . );
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __tcm_data_end__, "region RAM overflowed with stack")
/*************************************************************************/
__nocache_ram_load_addr = __dtcm_load_addr + SIZEOF(.dtcm_region);
.nocache_ram_region : AT (__nocache_ram_load_addr)
{
. = ALIGN(4);
__nocache_ram_data_start__ = .;
*(.nocache_ram)
. = ALIGN(4);
__nocache_ram_data_end__ = .;
} > nocache_ram_memory
__ram_load_addr = __nocache_ram_load_addr + SIZEOF(.nocache_ram_region);
/* Data section */
RAM_DATA : AT (__ram_load_addr)
{
. = ALIGN(4);
__ram_data_start__ = .;
PROVIDE( __global_pointer$ = . + 0x800 );
*(.data)
*(.data.*)
*(.sdata)
*(.sdata.*)
*(.sdata2)
*(.sdata2.*)
. = ALIGN(4);
__bflog_tags_start__ = .;
*(.bflog_tags_array)
. = ALIGN(4);
__bflog_tags_end__ = .;
__ram_data_end__ = .;
} > ram_memory
__etext_final = (__ram_load_addr + SIZEOF (RAM_DATA));
ASSERT(__etext_final <= ORIGIN(xip_memory) + LENGTH(xip_memory), "code memory overflow")
.bss (NOLOAD) :
{
. = ALIGN(4);
__bss_start__ = .;
*(.bss*)
*(.sbss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
} > ram_memory
.noinit_data (NOLOAD) :
{
. = ALIGN(4);
__noinit_data_start__ = .;
*(.noinit_data*)
. = ALIGN(4);
__noinit_data_end__ = .;
} > ram_memory
.nocache_noinit_ram_region (NOLOAD) :
{
. = ALIGN(4);
__nocache_noinit_ram_data_start__ = .;
*(.nocache_noinit_ram)
*(.noncacheable)
. = ALIGN(4);
__nocache_noinit_ram_data_end__ = .;
} > nocache_ram_memory
.heap (NOLOAD):
{
. = ALIGN(4);
__HeapBase = .;
/*__end__ = .;*/
/*end = __end__;*/
KEEP(*(.heap*))
. = ALIGN(4);
__HeapLimit = .;
} > ram_memory
__HeapLimit = ORIGIN(ram_memory) + LENGTH(ram_memory);
ASSERT(__HeapLimit - __HeapBase >= HeapMinSize, "heap region overflow")
.psmram_data (NOLOAD):
{
. = ALIGN(4);
__psram_data_start__ = .;
/*__end__ = .;*/
/*end = __end__;*/
KEEP(*(.psram_data*))
KEEP(*(.img_buf*))
. = ALIGN(4);
__psram_data_end__ = .;
} > ram_code
.wifibss (NOLOAD) :
{
PROVIDE( __wifi_bss_start = ADDR(.wifibss) );
PROVIDE( __wifi_bss_end = ADDR(.wifibss) + SIZEOF(.wifibss) );
_sshram = . ;
*(SHAREDRAMIPC)
*(SHAREDRAM)
_eshram = . ;
*ipc_shared.o(COMMON)
*sdu_shared.o(COMMON)
*hal_desc.o(COMMON)
*txl_buffer_shared.o(COMMON)
*txl_frame_shared.o(COMMON)
*scan_shared.o(COMMON)
*scanu_shared.o(COMMON)
*mfp_bip.o(COMMON)
*me_mic.o(COMMON)
*(.wifi_ram*)
. = ALIGN(16);
} > ram_wifi
PROVIDE( _heap_wifi_start = . );
PROVIDE( _heap_wifi_size = ORIGIN(ram_wifi) + LENGTH(ram_wifi) - _heap_wifi_start );
}
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