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Provide ability to build H750 for 1M when EXST support is not used.

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Default for EXST is `yes`
This commit is contained in:
Dominic Clifton 2020-03-26 16:51:32 +01:00
parent 09ac5be8d6
commit ad3f434aef
2 changed files with 101 additions and 0 deletions
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94
src/link/stm32_flash_h750_1m.ld Normal file
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@ -0,0 +1,94 @@
/*
*****************************************************************************
**
** File : stm32_flash_h750_1m.ld
**
** Abstract : Linker script for STM32H750xB Device with
** 512K AXI-RAM mapped onto AXI bus on D1 domain
** 128K SRAM1 mapped on D2 domain
** 128K SRAM2 mapped on D2 domain
** 32K SRAM3 mapped on D2 domain
** 64K SRAM4 mapped on D3 domain
** 64K ITCM
** 128K DTCM
**
*****************************************************************************
*/
/* Entry Point */
ENTRY(Reset_Handler)
/*
0x00000000 to 0x0000FFFF 64K ITCM
0x20000000 to 0x2001FFFF 128K DTCM
0x24000000 to 0x2407FFFF 512K AXI SRAM, D1 domain, main RAM
0x30000000 to 0x3001FFFF 128K SRAM1, D2 domain
0x30020000 to 0x3003FFFF 128K SRAM2, D2 domain
0x30040000 to 0x30047FFF 32K SRAM3, D2 domain, unused
0x38000000 to 0x3800FFFF 64K SRAM4, D3 domain, unused
0x38800000 to 0x38800FFF 4K BACKUP SRAM, Backup domain, unused
0x08000000 to 0x0801FFFF 128K isr vector, startup code, firmware, no config! // FLASH_Sector_0
*/
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
ITCM_RAM (rwx) : ORIGIN = 0x00000000, LENGTH = 64K
DTCM_RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 128K
RAM (rwx) : ORIGIN = 0x24000000, LENGTH = 512K
D2_RAM (rwx) : ORIGIN = 0x30000000, LENGTH = 256K /* SRAM1 + SRAM2 */
MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K
QUADSPI (rx) : ORIGIN = 0x90000000, LENGTH = 0K
}
REGION_ALIAS("STACKRAM", DTCM_RAM)
REGION_ALIAS("FASTRAM", DTCM_RAM)
REGION_ALIAS("MAIN", FLASH)
INCLUDE "stm32_h750_common.ld"
SECTIONS
{
.DMA_RAM (NOLOAD) :
{
. = ALIGN(32);
PROVIDE(dmaram_start = .);
_sdmaram = .;
_dmaram_start__ = _sdmaram;
KEEP(*(.DMA_RAM))
PROVIDE(dmaram_end = .);
_edmaram = .;
_dmaram_end__ = _edmaram;
} >D2_RAM
.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
.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
}
INCLUDE "stm32_h750_common_post.ld"

7
src/main/target/SPRACINGH7ZERO/target.mk
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@ -2,8 +2,15 @@ H750xB_TARGETS += $(TARGET)
HSE_VALUE = 8000000
ifneq ($(EXST),)
EXST = yes
EXST_ADJUST_VMA = 0x97CE0000
endif
ifneq ($(EXST),yes)
TARGET_FLASH_SIZE := 1024
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_h750_1m.ld
endif
FEATURES += VCP ONBOARDFLASH SDCARD_SDIO