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Merge pull request #10318 from jflyper/bfdev-h7-h7a3
[H7] H7A3 support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,289 @@ | ||
| /* | ||
| ***************************************************************************** | ||
| ** | ||
| ** File : stm32_flash_h7a3_2m.ld | ||
| ** | ||
| ** Abstract : Linker script for STM32H743xI Device with | ||
| ** | ||
| ** Note | ||
| ** Flash sector (erase unit) is 8KB | ||
| ** | ||
| ***************************************************************************** | ||
| */ | ||
|
|
||
| /* Entry Point */ | ||
| ENTRY(Reset_Handler) | ||
|
|
||
| /* | ||
| 0x00000000 to 0x0000FFFF 64K ITCM | ||
| 0x20000000 to 0x2001FFFF 128K DTCM | ||
| 0x24000000 to 0x2403FFFF 256K AXI SRAM1, CD domain, main RAM | ||
| 0x24040000 to 0x2409FFFF 384K AXI SRAM2, CD domain, main RAM | ||
| 0x240A0000 to 0x240FFFFF 384K AXI SRAM3, CD domain, main RAM | ||
| 0x30000000 to 0x3000FFFF 64K AHB_SRAM1, CD domain, unused | ||
| 0x30010000 to 0x3001FFFF 64K AHB_SRAM2, CD domain, unused | ||
| 0x38000000 to 0x3800FFFF 32K SRD_SRAM, SRD domain, unused | ||
| 0x38800000 to 0x38800FFF 4K BKP_SRAM, Backup domain, unused | ||
|
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||
| 0x08000000 to 0x081FFFFF 2048K full flash, | ||
| 0x08000000 to 0x0801FFFF 128K isr vector, startup code, | ||
| 0x08020000 to 0x0803FFFF 128K config, // FLASH_Sector_1 | ||
| 0x08040000 to 0x081FFFFF 1792K firmware, | ||
| */ | ||
|
|
||
| /* Specify the memory areas */ | ||
| MEMORY | ||
| { | ||
| FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 16K /* 2 sectors */ | ||
| FLASH_CONFIG (r) : ORIGIN = 0x08020000, LENGTH = 16K /* 2 sectors */ | ||
| FLASH1 (rx) : ORIGIN = 0x08040000, LENGTH = 2016K | ||
|
|
||
| ITCM_RAM (rwx) : ORIGIN = 0x00000000, LENGTH = 64K | ||
| DTCM_RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 128K | ||
| RAM (rwx) : ORIGIN = 0x24000000, LENGTH = 1024K | ||
|
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||
| D2_RAM (rwx) : ORIGIN = 0x30000000, LENGTH = 128K /* AHB_SRAM1 + AHB_SRAM2 */ | ||
|
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||
| MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K | ||
| } | ||
|
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||
| REGION_ALIAS("STACKRAM", DTCM_RAM) | ||
| REGION_ALIAS("FASTRAM", DTCM_RAM) | ||
|
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||
| /* Entry Point */ | ||
| ENTRY(Reset_Handler) | ||
|
|
||
| /* Highest address of the user mode stack */ | ||
| _estack = ORIGIN(STACKRAM) + LENGTH(STACKRAM) - 8; /* Reserve 2 x 4bytes for info across reset */ | ||
|
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||
| /* Base address where the config is stored. */ | ||
| __config_start = ORIGIN(FLASH_CONFIG); | ||
| __config_end = ORIGIN(FLASH_CONFIG) + LENGTH(FLASH_CONFIG); | ||
|
|
||
| /* Generate a link error if heap and stack don't fit into RAM */ | ||
| _Min_Heap_Size = 0; /* required amount of heap */ | ||
| _Min_Stack_Size = 0x800; /* required amount of stack */ | ||
|
|
||
| /* Define output sections */ | ||
| SECTIONS | ||
| { | ||
| /* The startup code goes first into FLASH */ | ||
| .isr_vector : | ||
| { | ||
| . = ALIGN(512); | ||
| PROVIDE (isr_vector_table_base = .); | ||
| KEEP(*(.isr_vector)) /* Startup code */ | ||
| . = ALIGN(4); | ||
| } >FLASH | ||
|
|
||
| /* The program code and other data goes into FLASH */ | ||
| .text : | ||
| { | ||
| . = ALIGN(4); | ||
| *(.text) /* .text sections (code) */ | ||
| *(.text*) /* .text* sections (code) */ | ||
| *(.rodata) /* .rodata sections (constants, strings, etc.) */ | ||
| *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ | ||
| *(.glue_7) /* glue arm to thumb code */ | ||
| *(.glue_7t) /* glue thumb to arm code */ | ||
| *(.eh_frame) | ||
|
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||
| KEEP (*(.init)) | ||
| KEEP (*(.fini)) | ||
|
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||
| . = ALIGN(4); | ||
| _etext = .; /* define a global symbols at end of code */ | ||
| } >FLASH1 | ||
|
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||
| /* Critical program code goes into ITCM RAM */ | ||
| /* Copy specific fast-executing code to ITCM RAM */ | ||
| tcm_code = LOADADDR(.tcm_code); | ||
| .tcm_code : | ||
| { | ||
| . = ALIGN(4); | ||
| tcm_code_start = .; | ||
| *(.tcm_code) | ||
| *(.tcm_code*) | ||
| . = ALIGN(4); | ||
| tcm_code_end = .; | ||
| } >ITCM_RAM AT >FLASH1 | ||
|
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||
| .ARM.extab : | ||
| { | ||
| *(.ARM.extab* .gnu.linkonce.armextab.*) | ||
| } >FLASH | ||
|
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||
| .ARM : | ||
| { | ||
| __exidx_start = .; | ||
| *(.ARM.exidx*) __exidx_end = .; | ||
| } >FLASH | ||
|
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||
| .pg_registry : | ||
| { | ||
| PROVIDE_HIDDEN (__pg_registry_start = .); | ||
| KEEP (*(.pg_registry)) | ||
| KEEP (*(SORT(.pg_registry.*))) | ||
| PROVIDE_HIDDEN (__pg_registry_end = .); | ||
| } >FLASH | ||
|
|
||
| .pg_resetdata : | ||
| { | ||
| PROVIDE_HIDDEN (__pg_resetdata_start = .); | ||
| KEEP (*(.pg_resetdata)) | ||
| PROVIDE_HIDDEN (__pg_resetdata_end = .); | ||
| } >FLASH | ||
|
|
||
| /* used by the startup to initialize data */ | ||
| _sidata = LOADADDR(.data); | ||
|
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||
| /* Initialized data sections goes into RAM, load LMA copy after code */ | ||
| .data : | ||
| { | ||
| . = ALIGN(4); | ||
| _sdata = .; /* create a global symbol at data start */ | ||
| *(.data) /* .data sections */ | ||
| *(.data*) /* .data* sections */ | ||
|
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||
| . = ALIGN(4); | ||
| _edata = .; /* define a global symbol at data end */ | ||
| } >RAM AT >FLASH | ||
|
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||
| /* Uninitialized data section */ | ||
| . = ALIGN(4); | ||
| .bss (NOLOAD) : | ||
| { | ||
| /* This is used by the startup in order to initialize the .bss secion */ | ||
| _sbss = .; /* define a global symbol at bss start */ | ||
| __bss_start__ = _sbss; | ||
| *(.bss) | ||
| *(SORT_BY_ALIGNMENT(.bss*)) | ||
| *(COMMON) | ||
|
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| . = ALIGN(4); | ||
| _ebss = .; /* define a global symbol at bss end */ | ||
| __bss_end__ = _ebss; | ||
| } >RAM | ||
|
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||
| /* Uninitialized data section */ | ||
| . = ALIGN(4); | ||
| .sram2 (NOLOAD) : | ||
| { | ||
| /* This is used by the startup in order to initialize the .sram2 secion */ | ||
| _ssram2 = .; /* define a global symbol at sram2 start */ | ||
| __sram2_start__ = _ssram2; | ||
| *(.sram2) | ||
| *(SORT_BY_ALIGNMENT(.sram2*)) | ||
|
|
||
| . = ALIGN(4); | ||
| _esram2 = .; /* define a global symbol at sram2 end */ | ||
| __sram2_end__ = _esram2; | ||
| } >RAM | ||
|
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||
| /* used during startup to initialized fastram_data */ | ||
| _sfastram_idata = LOADADDR(.fastram_data); | ||
|
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||
| /* Initialized FAST_RAM section for unsuspecting developers */ | ||
| .fastram_data : | ||
| { | ||
| . = ALIGN(4); | ||
| _sfastram_data = .; /* create a global symbol at data start */ | ||
| *(.fastram_data) /* .data sections */ | ||
| *(.fastram_data*) /* .data* sections */ | ||
|
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||
| . = ALIGN(4); | ||
| _efastram_data = .; /* define a global symbol at data end */ | ||
| } >FASTRAM AT >FLASH | ||
|
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||
| . = ALIGN(4); | ||
| .fastram_bss (NOLOAD) : | ||
| { | ||
| _sfastram_bss = .; | ||
| __fastram_bss_start__ = _sfastram_bss; | ||
| *(.fastram_bss) | ||
| *(SORT_BY_ALIGNMENT(.fastram_bss*)) | ||
|
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||
| . = ALIGN(4); | ||
| _efastram_bss = .; | ||
| __fastram_bss_end__ = _efastram_bss; | ||
| } >FASTRAM | ||
|
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||
| .DMA_RAM (NOLOAD) : | ||
| { | ||
| . = ALIGN(32); | ||
| PROVIDE(dmaram_start = .); | ||
| _sdmaram = .; | ||
| _dmaram_start__ = _sdmaram; | ||
| KEEP(*(.DMA_RAM)) | ||
| PROVIDE(dmaram_end = .); | ||
| _edmaram = .; | ||
| _dmaram_end__ = _edmaram; | ||
| } >D2_RAM | ||
|
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||
| .DMA_RW_D2 (NOLOAD) : | ||
| { | ||
| . = ALIGN(32); | ||
| PROVIDE(dmarw_start = .); | ||
| _sdmarw = .; | ||
| _dmarw_start__ = _sdmarw; | ||
| KEEP(*(.DMA_RW)) | ||
| PROVIDE(dmarw_end = .); | ||
| _edmarw = .; | ||
| _dmarw_end__ = _edmarw; | ||
| } >D2_RAM | ||
|
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||
| .DMA_RW_AXI (NOLOAD) : | ||
| { | ||
| . = ALIGN(32); | ||
| PROVIDE(dmarwaxi_start = .); | ||
| _sdmarwaxi = .; | ||
| _dmarwaxi_start__ = _sdmarwaxi; | ||
| KEEP(*(.DMA_RW_AXI)) | ||
| PROVIDE(dmarwaxi_end = .); | ||
| _edmarwaxi = .; | ||
| _dmarwaxi_end__ = _edmarwaxi; | ||
| } >RAM | ||
|
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||
| .persistent_data (NOLOAD) : | ||
| { | ||
| __persistent_data_start__ = .; | ||
| *(.persistent_data) | ||
| . = ALIGN(4); | ||
| __persistent_data_end__ = .; | ||
| } >RAM | ||
|
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||
|
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||
| /* User_heap_stack section, used to check that there is enough RAM left */ | ||
| _heap_stack_end = ORIGIN(STACKRAM)+LENGTH(STACKRAM) - 8; /* 8 bytes to allow for alignment */ | ||
| _heap_stack_begin = _heap_stack_end - _Min_Stack_Size - _Min_Heap_Size; | ||
| . = _heap_stack_begin; | ||
| ._user_heap_stack : | ||
| { | ||
| . = ALIGN(4); | ||
| PROVIDE ( end = . ); | ||
| PROVIDE ( _end = . ); | ||
| . = . + _Min_Heap_Size; | ||
| . = . + _Min_Stack_Size; | ||
| . = ALIGN(4); | ||
| } >STACKRAM = 0xa5 | ||
|
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||
| /* MEMORY_bank1 section, code must be located here explicitly */ | ||
| /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ | ||
| .memory_b1_text : | ||
| { | ||
| *(.mb1text) /* .mb1text sections (code) */ | ||
| *(.mb1text*) /* .mb1text* sections (code) */ | ||
| *(.mb1rodata) /* read-only data (constants) */ | ||
| *(.mb1rodata*) | ||
| } >MEMORY_B1 | ||
|
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||
| /* Remove information from the standard libraries */ | ||
| /DISCARD/ : | ||
| { | ||
| libc.a ( * ) | ||
| libm.a ( * ) | ||
| libgcc.a ( * ) | ||
| } | ||
|
|
||
| .ARM.attributes 0 : { *(.ARM.attributes) } | ||
| } |
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