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https://github.com/openmv/openmv.git
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Use CPP to generate linker scripts
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parent
52da153c0c
commit
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12
src/Makefile
12
src/Makefile
@ -3,6 +3,7 @@ AS = arm-none-eabi-as
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LD = arm-none-eabi-ld
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AR = arm-none-eabi-ar
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RM = rm
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CCP = arm-none-eabi-cpp
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SIZE = arm-none-eabi-size
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STRIP = arm-none-eabi-strip -s
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OBJCOPY = arm-none-eabi-objcopy
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@ -63,14 +64,8 @@ CFLAGS += -I$(TOP_DIR)/$(OMV_DIR)/img/
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# Linker Flags
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LDFLAGS = -mcpu=cortex-m4 -mabi=aapcs-linux -mthumb -mlittle-endian \
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-mfloat-abi=hard -mfpu=fpv4-sp-d16 -nostdlib -Wl,--gc-sections
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ifeq ($(TARGET), OPENMV1)
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LDFLAGS += -Wl,-T$(OMV_DIR)/stm32f407.ld
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else
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LDFLAGS += -Wl,-T$(OMV_DIR)/stm32f429.ld
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endif
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LDFLAGS = -mcpu=cortex-m4 -mabi=aapcs-linux -mthumb -mlittle-endian -mfloat-abi=hard\
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-mfpu=fpv4-sp-d16 -nostdlib -Wl,--gc-sections -Wl,-T$(BUILD)/stm32f4xx.lds
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#OBJ += $(wildcard $(BUILD)/$(CMSIS_DIR)/src/st/*.o)
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OBJ += $(wildcard $(BUILD)/$(CMSIS_DIR)/src/dsp/CommonTables/*.o)
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@ -227,6 +222,7 @@ all: | $(BUILD)
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$(MAKE) -C $(CC3K_DIR) BUILD=$(BUILD)/$(CC3K_DIR)
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$(MAKE) -C $(MICROPY_DIR)/stmhal BUILD=$(BUILD)/$(MICROPY_DIR) BOARD=$(TARGET) V=1
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$(MAKE) -C $(OMV_DIR) BUILD=$(BUILD)/$(OMV_DIR)
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$(CCP) -P -E $(OMV_DIR)/stm32f4xx.ld.S > $(BUILD)/stm32f4xx.lds
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$(CC) $(LDFLAGS) $(OBJ) $(LIB) -o $(BUILD)/$(BIN).elf
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$(OBJCOPY) -Obinary $(BUILD)/$(BIN).elf $(BUILD)/$(BIN).bin
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$(SIZE) $(BUILD)/$(BIN).elf
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@ -1,107 +0,0 @@
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/**
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* Linker script for STM32F429
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* 2 MB FLASH, 192KB RAM 64KB CCM
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*/
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/* Entry Point */
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ENTRY(Reset_Handler)
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/* Specify the memory areas */
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 2048K
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FLASH_ISR (rx) : ORIGIN = 0x08000000, LENGTH = 16K
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FLASH_TEXT (rx) : ORIGIN = 0x08010000, LENGTH = 1984K
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 192K
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CCM (xrw) : ORIGIN = 0x10000000, LENGTH = 64K
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SDRAM (xrw) : ORIGIN = 0xC0000000, LENGTH = 16M
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}
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/* Highest address of the user mode stack */
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_estack = 0x10010000; /* Stack is allocated on CCM block */
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_ram_end = 0x10010000; /* 64KB CCM */
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/* Generate a link error if heap and stack don't fit into RAM */
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_stack_size = 0x1300; /* required amount of stack */
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_heap_size = 0x7800; /* required amount of heap */
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_cache_size = 0x4000; /* required amount of cache */
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_main_ram_start = 0x20000000;
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/* Define output sections */
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SECTIONS
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{
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/* The startup code goes first into FLASH */
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.isr_vector :
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{
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. = ALIGN(4);
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KEEP(*(.isr_vector)) /* Startup code */
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. = ALIGN(4);
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} >FLASH_ISR
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/* The program code and other data goes into FLASH */
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.text :
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{
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. = ALIGN(4);
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*(.text) /* .text sections (code) */
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*(.text*) /* .text* sections (code) */
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*(.rodata) /* .rodata sections (constants, strings, etc.) */
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*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
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. = ALIGN(4);
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_etext = .; /* define a global symbols at end of code */
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_exit = .;
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} >FLASH_TEXT
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/* used by the startup to initialize data */
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_sidata = .;
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/* Initialized data sections goes into RAM, load LMA copy after code */
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.data : AT ( _sidata )
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{
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. = ALIGN(4);
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_sdata = .; /* create a global symbol at data start */
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_ram_start = .;
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*(.data) /* .data sections */
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*(.data*) /* .data* sections */
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. = ALIGN(4);
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_edata = .; /* define a global symbol at data end */
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} >CCM
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/* Uninitialized data section */
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. = ALIGN(4);
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.bss :
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{
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/* This is used by the startup in order to initialize the .bss secion */
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_sbss = .; /* define a global symbol at bss start */
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__bss_start__ = _sbss;
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*(.bss)
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = .; /* define a global symbol at bss end */
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__bss_end__ = _ebss;
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_bss_end = _ebss; /* for gccollect */
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} >CCM
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._heap :
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{
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. = ALIGN(4);
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_heap_start = .;
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. = . + _heap_size;
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. = ALIGN(4);
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_heap_end = .;
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} >CCM
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/* Make sure there is enough RAM left for the stack */
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._user_heap_stack :
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{
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. = ALIGN(4);
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. = . + _cache_size;
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. = . + _stack_size;
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. = ALIGN(4);
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} >CCM
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.ARM.attributes 0 : { *(.ARM.attributes) }
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}
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@ -4,15 +4,51 @@
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/* Entry Point */
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ENTRY(Reset_Handler)
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#ifdef OPENMV1
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#define FLASH_ORIGIN 0x08000000
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#define FLASH_LENGTH 512K
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#define ISR_ORIGIN 0x08000000
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#define ISR_LENGTH 16K
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#define TEXT_ORIGIN 0x08010000
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#define TEXT_LENGTH 448K
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#define RAM_ORIGIN 0x20000000
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#define RAM_LENGTH 128K
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#define CCM_ORIGIN 0x10000000
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#define CCM_LENGTH 64K
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#else
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#define FLASH_ORIGIN 0x08000000
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#define FLASH_LENGTH 2048K
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#define ISR_ORIGIN 0x08000000
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#define ISR_LENGTH 16K
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#define TEXT_ORIGIN 0x08010000
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#define TEXT_LENGTH 1984K
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#define RAM_ORIGIN 0x20000000
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#define RAM_LENGTH 192K
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#define CCM_ORIGIN 0x10000000
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#define CCM_LENGTH 64K
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#define SDRAM_ORIGIN 0xC0000000
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#define SDRAM_LENGTH 16M
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#endif //OPENMV1
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/* Specify the memory areas */
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 512K
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FLASH_ISR (rx) : ORIGIN = 0x08000000, LENGTH = 16K
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FLASH_TEXT (rx) : ORIGIN = 0x08010000, LENGTH = 448K
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K
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CCM (xrw) : ORIGIN = 0x10000000, LENGTH = 64K
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FLASH (rx) : ORIGIN = FLASH_ORIGIN, LENGTH = FLASH_LENGTH
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FLASH_ISR (rx) : ORIGIN = ISR_ORIGIN, LENGTH = ISR_LENGTH
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FLASH_TEXT (rx) : ORIGIN = TEXT_ORIGIN, LENGTH = TEXT_LENGTH
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RAM (xrw) : ORIGIN = RAM_ORIGIN, LENGTH = RAM_LENGTH
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CCM (xrw) : ORIGIN = CCM_ORIGIN, LENGTH = CCM_LENGTH
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}
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/* Highest address of the user mode stack */
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