Add support for GCC ARM

pull/680/head
Michael Brudevold 2014-11-06 14:29:33 -06:00
parent 5d6ee64bf1
commit ac7da3e5d8
6 changed files with 549 additions and 3 deletions

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@ -0,0 +1,151 @@
/* Linker script for STM32F405 */
/* Linker script to configure memory regions. */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K
RAM (rwx) : ORIGIN = 0x20000188, LENGTH = 128K - 0x188
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
*
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
* __etext
* __data_start__
* __preinit_array_start
* __preinit_array_end
* __init_array_start
* __init_array_end
* __fini_array_start
* __fini_array_end
* __data_end__
* __bss_start__
* __bss_end__
* __end__
* end
* __HeapLimit
* __StackLimit
* __StackTop
* __stack
*/
ENTRY(Reset_Handler)
SECTIONS
{
.text :
{
KEEP(*(.isr_vector))
*(.text*)
KEEP(*(.init))
KEEP(*(.fini))
/* .ctors */
*crtbegin.o(.ctors)
*crtbegin?.o(.ctors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
*(SORT(.ctors.*))
*(.ctors)
/* .dtors */
*crtbegin.o(.dtors)
*crtbegin?.o(.dtors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
*(SORT(.dtors.*))
*(.dtors)
*(.rodata*)
KEEP(*(.eh_frame*))
} > FLASH
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > FLASH
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > FLASH
__exidx_end = .;
__etext = .;
.data : AT (__etext)
{
__data_start__ = .;
*(vtable)
*(.data*)
. = ALIGN(4);
/* preinit data */
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP(*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
. = ALIGN(4);
/* init data */
PROVIDE_HIDDEN (__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
. = ALIGN(4);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP(*(SORT(.fini_array.*)))
KEEP(*(.fini_array))
PROVIDE_HIDDEN (__fini_array_end = .);
KEEP(*(.jcr*))
. = ALIGN(4);
/* All data end */
__data_end__ = .;
} > RAM
.bss :
{
. = ALIGN(4);
__bss_start__ = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
} > RAM
.heap (COPY):
{
__end__ = .;
end = __end__;
*(.heap*)
__HeapLimit = .;
} > RAM
/* .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 (COPY):
{
*(.stack*)
} > RAM
/* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */
__StackTop = ORIGIN(RAM) + LENGTH(RAM);
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
PROVIDE(__stack = __StackTop);
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
}

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@ -0,0 +1,316 @@
/* File: startup_STM32F40x.S
* Purpose: startup file for Cortex-M4 devices. Should use with
* GCC for ARM Embedded Processors
* Version: V1.4
* Date: 09 July 2012
*
* Copyright (c) 2011, 2012, ARM Limited
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of the ARM Limited nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ARM LIMITED BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
.syntax unified
.arch armv7-m
.section .stack
.align 3
#ifdef __STACK_SIZE
.equ Stack_Size, __STACK_SIZE
#else
.equ Stack_Size, 0xc00
#endif
.globl __StackTop
.globl __StackLimit
__StackLimit:
.space Stack_Size
.size __StackLimit, . - __StackLimit
__StackTop:
.size __StackTop, . - __StackTop
.section .heap
.align 3
#ifdef __HEAP_SIZE
.equ Heap_Size, __HEAP_SIZE
#else
.equ Heap_Size, 0
#endif
.globl __HeapBase
.globl __HeapLimit
__HeapBase:
.if Heap_Size
.space Heap_Size
.endif
.size __HeapBase, . - __HeapBase
__HeapLimit:
.size __HeapLimit, . - __HeapLimit
.section .isr_vector
.align 2
.globl __isr_vector
__isr_vector:
.long __StackTop /* Top of Stack */
.long Reset_Handler /* Reset Handler */
.long NMI_Handler /* NMI Handler */
.long HardFault_Handler /* Hard Fault Handler */
.long MemManage_Handler /* MPU Fault Handler */
.long BusFault_Handler /* Bus Fault Handler */
.long UsageFault_Handler /* Usage Fault Handler */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long SVC_Handler /* SVCall Handler */
.long DebugMon_Handler /* Debug Monitor Handler */
.long 0 /* Reserved */
.long PendSV_Handler /* PendSV Handler */
.long SysTick_Handler /* SysTick Handler */
/* External interrupts */
.long WWDG_IRQHandler /* Window WatchDog */
.long PVD_IRQHandler /* PVD through EXTI Line detection */
.long TAMP_STAMP_IRQHandler /* Tamper and TimeStamps through the EXTI line */
.long RTC_WKUP_IRQHandler /* RTC Wakeup through the EXTI line */
.long FLASH_IRQHandler /* FLASH */
.long RCC_IRQHandler /* RCC */
.long EXTI0_IRQHandler /* EXTI Line0 */
.long EXTI1_IRQHandler /* EXTI Line1 */
.long EXTI2_IRQHandler /* EXTI Line2 */
.long EXTI3_IRQHandler /* EXTI Line3 */
.long EXTI4_IRQHandler /* EXTI Line4 */
.long DMA1_Stream0_IRQHandler /* DMA1 Stream 0 */
.long DMA1_Stream1_IRQHandler /* DMA1 Stream 1 */
.long DMA1_Stream2_IRQHandler /* DMA1 Stream 2 */
.long DMA1_Stream3_IRQHandler /* DMA1 Stream 3 */
.long DMA1_Stream4_IRQHandler /* DMA1 Stream 4 */
.long DMA1_Stream5_IRQHandler /* DMA1 Stream 5 */
.long DMA1_Stream6_IRQHandler /* DMA1 Stream 6 */
.long ADC_IRQHandler /* ADC1, ADC2 and ADC3s */
.long CAN1_TX_IRQHandler /* CAN1 TX */
.long CAN1_RX0_IRQHandler /* CAN1 RX0 */
.long CAN1_RX1_IRQHandler /* CAN1 RX1 */
.long CAN1_SCE_IRQHandler /* CAN1 SCE */
.long EXTI9_5_IRQHandler /* External Line[9:5]s */
.long TIM1_BRK_TIM9_IRQHandler /* TIM1 Break and TIM9 */
.long TIM1_UP_TIM10_IRQHandler /* TIM1 Update and TIM10 */
.long TIM1_TRG_COM_TIM11_IRQHandler /* TIM1 Trigger and Commutation and TIM11 */
.long TIM1_CC_IRQHandler /* TIM1 Capture Compare */
.long TIM2_IRQHandler /* TIM2 */
.long TIM3_IRQHandler /* TIM3 */
.long TIM4_IRQHandler /* TIM4 */
.long I2C1_EV_IRQHandler /* I2C1 Event */
.long I2C1_ER_IRQHandler /* I2C1 Error */
.long I2C2_EV_IRQHandler /* I2C2 Event */
.long I2C2_ER_IRQHandler /* I2C2 Error */
.long SPI1_IRQHandler /* SPI1 */
.long SPI2_IRQHandler /* SPI2 */
.long USART1_IRQHandler /* USART1 */
.long USART2_IRQHandler /* USART2 */
.long USART3_IRQHandler /* USART3 */
.long EXTI15_10_IRQHandler /* External Line[15:10]s */
.long RTC_Alarm_IRQHandler /* RTC Alarm (A and B) through EXTI Line */
.long OTG_FS_WKUP_IRQHandler /* USB OTG FS Wakeup through EXTI line */
.long TIM8_BRK_TIM12_IRQHandler /* TIM8 Break and TIM12 */
.long TIM8_UP_TIM13_IRQHandler /* TIM8 Update and TIM13 */
.long TIM8_TRG_COM_TIM14_IRQHandler /* TIM8 Trigger and Commutation and TIM14 */
.long TIM8_CC_IRQHandler /* TIM8 Capture Compare */
.long DMA1_Stream7_IRQHandler /* DMA1 Stream7 */
.long FSMC_IRQHandler /* FSMC */
.long SDIO_IRQHandler /* SDIO */
.long TIM5_IRQHandler /* TIM5 */
.long SPI3_IRQHandler /* SPI3 */
.long UART4_IRQHandler /* UART4 */
.long UART5_IRQHandler /* UART5 */
.long TIM6_DAC_IRQHandler /* TIM6 and DAC1&2 underrun errors */
.long TIM7_IRQHandler /* TIM7 */
.long DMA2_Stream0_IRQHandler /* DMA2 Stream 0 */
.long DMA2_Stream1_IRQHandler /* DMA2 Stream 1 */
.long DMA2_Stream2_IRQHandler /* DMA2 Stream 2 */
.long DMA2_Stream3_IRQHandler /* DMA2 Stream 3 */
.long DMA2_Stream4_IRQHandler /* DMA2 Stream 4 */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long CAN2_TX_IRQHandler /* CAN2 TX */
.long CAN2_RX0_IRQHandler /* CAN2 RX0 */
.long CAN2_RX1_IRQHandler /* CAN2 RX1 */
.long CAN2_SCE_IRQHandler /* CAN2 SCE */
.long OTG_FS_IRQHandler /* USB OTG FS */
.long DMA2_Stream5_IRQHandler /* DMA2 Stream 5 */
.long DMA2_Stream6_IRQHandler /* DMA2 Stream 6 */
.long DMA2_Stream7_IRQHandler /* DMA2 Stream 7 */
.long USART6_IRQHandler /* USART6 */
.long I2C3_EV_IRQHandler /* I2C3 event */
.long I2C3_ER_IRQHandler /* I2C3 error */
.long OTG_HS_EP1_OUT_IRQHandler /* USB OTG HS End Point 1 Out */
.long OTG_HS_EP1_IN_IRQHandler /* USB OTG HS End Point 1 In */
.long OTG_HS_WKUP_IRQHandler /* USB OTG HS Wakeup through EXTI */
.long OTG_HS_IRQHandler /* USB OTG HS */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long HASH_RNG_IRQHandler /* Hash and Rng */
.long FPU_IRQHandler /* FPU */
.size __isr_vector, . - __isr_vector
.text
.thumb
.thumb_func
.align 2
.globl Reset_Handler
.type Reset_Handler, %function
Reset_Handler:
/* Loop to copy data from read only memory to RAM. The ranges
* of copy from/to are specified by following symbols evaluated in
* linker script.
* __etext: End of code section, i.e., begin of data sections to copy from.
* __data_start__/__data_end__: RAM address range that data should be
* copied to. Both must be aligned to 4 bytes boundary. */
ldr r1, =__etext
ldr r2, =__data_start__
ldr r3, =__data_end__
.LC0:
cmp r2, r3
ittt lt
ldrlt r0, [r1], #4
strlt r0, [r2], #4
blt .LC0
ldr r0, =SystemInit
blx r0
ldr r0, =_start
bx r0
.pool
.size Reset_Handler, . - Reset_Handler
.text
/* Macro to define default handlers. Default handler
* will be weak symbol and just dead loops. They can be
* overwritten by other handlers */
.macro def_default_handler handler_name
.align 1
.thumb_func
.weak \handler_name
.type \handler_name, %function
\handler_name :
b .
.size \handler_name, . - \handler_name
.endm
def_default_handler NMI_Handler
def_default_handler HardFault_Handler
def_default_handler MemManage_Handler
def_default_handler BusFault_Handler
def_default_handler UsageFault_Handler
def_default_handler SVC_Handler
def_default_handler DebugMon_Handler
def_default_handler PendSV_Handler
def_default_handler SysTick_Handler
def_default_handler Default_Handler
.macro def_irq_default_handler handler_name
.weak \handler_name
.set \handler_name, Default_Handler
.endm
def_irq_default_handler WWDG_IRQHandler
def_irq_default_handler PVD_IRQHandler
def_irq_default_handler TAMP_STAMP_IRQHandler
def_irq_default_handler RTC_WKUP_IRQHandler
def_irq_default_handler FLASH_IRQHandler
def_irq_default_handler RCC_IRQHandler
def_irq_default_handler EXTI0_IRQHandler
def_irq_default_handler EXTI1_IRQHandler
def_irq_default_handler EXTI2_IRQHandler
def_irq_default_handler EXTI3_IRQHandler
def_irq_default_handler EXTI4_IRQHandler
def_irq_default_handler DMA1_Stream0_IRQHandler
def_irq_default_handler DMA1_Stream1_IRQHandler
def_irq_default_handler DMA1_Stream2_IRQHandler
def_irq_default_handler DMA1_Stream3_IRQHandler
def_irq_default_handler DMA1_Stream4_IRQHandler
def_irq_default_handler DMA1_Stream5_IRQHandler
def_irq_default_handler DMA1_Stream6_IRQHandler
def_irq_default_handler ADC_IRQHandler
def_irq_default_handler CAN1_TX_IRQHandler
def_irq_default_handler CAN1_RX0_IRQHandler
def_irq_default_handler CAN1_RX1_IRQHandler
def_irq_default_handler CAN1_SCE_IRQHandler
def_irq_default_handler EXTI9_5_IRQHandler
def_irq_default_handler TIM1_BRK_TIM9_IRQHandler
def_irq_default_handler TIM1_UP_TIM10_IRQHandler
def_irq_default_handler TIM1_TRG_COM_TIM11_IRQHandler
def_irq_default_handler TIM1_CC_IRQHandler
def_irq_default_handler TIM2_IRQHandler
def_irq_default_handler TIM3_IRQHandler
def_irq_default_handler TIM4_IRQHandler
def_irq_default_handler I2C1_EV_IRQHandler
def_irq_default_handler I2C1_ER_IRQHandler
def_irq_default_handler I2C2_EV_IRQHandler
def_irq_default_handler I2C2_ER_IRQHandler
def_irq_default_handler SPI1_IRQHandler
def_irq_default_handler SPI2_IRQHandler
def_irq_default_handler USART1_IRQHandler
def_irq_default_handler USART2_IRQHandler
def_irq_default_handler USART3_IRQHandler
def_irq_default_handler EXTI15_10_IRQHandler
def_irq_default_handler RTC_Alarm_IRQHandler
def_irq_default_handler OTG_FS_WKUP_IRQHandler
def_irq_default_handler TIM8_BRK_TIM12_IRQHandler
def_irq_default_handler TIM8_UP_TIM13_IRQHandler
def_irq_default_handler TIM8_TRG_COM_TIM14_IRQHandler
def_irq_default_handler TIM8_CC_IRQHandler
def_irq_default_handler DMA1_Stream7_IRQHandler
def_irq_default_handler FSMC_IRQHandler
def_irq_default_handler SDIO_IRQHandler
def_irq_default_handler TIM5_IRQHandler
def_irq_default_handler SPI3_IRQHandler
def_irq_default_handler UART4_IRQHandler
def_irq_default_handler UART5_IRQHandler
def_irq_default_handler TIM6_DAC_IRQHandler
def_irq_default_handler TIM7_IRQHandler
def_irq_default_handler DMA2_Stream0_IRQHandler
def_irq_default_handler DMA2_Stream1_IRQHandler
def_irq_default_handler DMA2_Stream2_IRQHandler
def_irq_default_handler DMA2_Stream3_IRQHandler
def_irq_default_handler DMA2_Stream4_IRQHandler
def_irq_default_handler CAN2_TX_IRQHandler
def_irq_default_handler CAN2_RX0_IRQHandler
def_irq_default_handler CAN2_RX1_IRQHandler
def_irq_default_handler CAN2_SCE_IRQHandler
def_irq_default_handler OTG_FS_IRQHandler
def_irq_default_handler DMA2_Stream5_IRQHandler
def_irq_default_handler DMA2_Stream6_IRQHandler
def_irq_default_handler DMA2_Stream7_IRQHandler
def_irq_default_handler USART6_IRQHandler
def_irq_default_handler I2C3_EV_IRQHandler
def_irq_default_handler I2C3_ER_IRQHandler
def_irq_default_handler OTG_HS_EP1_OUT_IRQHandler
def_irq_default_handler OTG_HS_EP1_IN_IRQHandler
def_irq_default_handler OTG_HS_WKUP_IRQHandler
def_irq_default_handler OTG_HS_IRQHandler
def_irq_default_handler HASH_RNG_IRQHandler
def_irq_default_handler FPU_IRQHandler
def_irq_default_handler DEF_IRQHandler
.end

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@ -137,7 +137,7 @@
variable is updated automatically.
*/
uint32_t SystemCoreClock = 48000000;
__IO const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
/**
* @}

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@ -0,0 +1,77 @@
# This file was automagically generated by mbed.org. For more information,
# see http://mbed.org/handbook/Exporting-to-GCC-ARM-Embedded
GCC_BIN =
PROJECT = {{name}}
OBJECTS = {% for f in to_be_compiled %}{{f}} {% endfor %}
SYS_OBJECTS = {% for f in object_files %}{{f}} {% endfor %}
INCLUDE_PATHS = {% for p in include_paths %}-I{{p}} {% endfor %}
LIBRARY_PATHS = {% for p in library_paths %}-L{{p}} {% endfor %}
LIBRARIES = {% for lib in libraries %}-l{{lib}} {% endfor %}
LINKER_SCRIPT = {{linker_script}}
###############################################################################
AS = $(GCC_BIN)arm-none-eabi-as
CC = $(GCC_BIN)arm-none-eabi-gcc
CPP = $(GCC_BIN)arm-none-eabi-g++
LD = $(GCC_BIN)arm-none-eabi-gcc
OBJCOPY = $(GCC_BIN)arm-none-eabi-objcopy
OBJDUMP = $(GCC_BIN)arm-none-eabi-objdump
SIZE = $(GCC_BIN)arm-none-eabi-size
CPU = -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=$(FLOAT_ABI)
CC_FLAGS = $(CPU) -c -g -fno-common -fmessage-length=0 -Wall -fno-exceptions -ffunction-sections -fdata-sections -fno-rtti
CC_FLAGS += -MMD -MP
CC_SYMBOLS = {% for s in symbols %}-D{{s}} {% endfor %}
LD_FLAGS = $(CPU) -Wl,--gc-sections --specs=nano.specs -u _printf_float -u _scanf_float
LD_FLAGS += -Wl,-Map=$(PROJECT).map,--cref
LD_SYS_LIBS = -lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
ifeq ($(HARDFP),1)
FLOAT_ABI = hard
else
FLOAT_ABI = softfp
endif
ifeq ($(DEBUG), 1)
CC_FLAGS += -DDEBUG -O0
else
CC_FLAGS += -DNDEBUG -Os
endif
all: $(PROJECT).bin $(PROJECT).hex size
clean:
rm -f $(PROJECT).bin $(PROJECT).elf $(PROJECT).hex $(PROJECT).map $(PROJECT).lst $(OBJECTS) $(DEPS)
.s.o:
$(AS) $(CPU) -o $@ $<
.c.o:
$(CC) $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu99 $(INCLUDE_PATHS) -o $@ $<
.cpp.o:
$(CPP) $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu++98 $(INCLUDE_PATHS) -o $@ $<
$(PROJECT).elf: $(OBJECTS) $(SYS_OBJECTS)
$(LD) $(LD_FLAGS) -T$(LINKER_SCRIPT) $(LIBRARY_PATHS) -o $@ $^ $(LIBRARIES) $(LD_SYS_LIBS) $(LIBRARIES) $(LD_SYS_LIBS)
$(PROJECT).bin: $(PROJECT).elf
@$(OBJCOPY) -O binary $< $@
$(PROJECT).hex: $(PROJECT).elf
@$(OBJCOPY) -O ihex $< $@
$(PROJECT).lst: $(PROJECT).elf
@$(OBJDUMP) -Sdh $< > $@
lst: $(PROJECT).lst
size:
$(SIZE) $(PROJECT).elf
DEPS = $(OBJECTS:.o=.d) $(SYS_OBJECTS:.o=.d)
-include $(DEPS)

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@ -60,6 +60,7 @@ class GccArm(Exporter):
'DISCO_L053C8',
'NUCLEO_L053R8',
'DISCO_F334C8',
'MTS_MDOT',
]
DOT_IN_RELATIVE_PATH = True

View File

@ -594,9 +594,10 @@ class MTS_MDOT(Target):
Target.__init__(self)
self.core = "Cortex-M4F"
self.extra_labels = ['STM', 'STM32F4', 'STM32F405RG']
self.supported_toolchains = ["IAR"]
self.macros = ['HSE_VALUE=26000000']
self.supported_toolchains = ["GCC_ARM", "IAR"]
self.is_disk_virtual = True
self.default_toolchain = "IAR"
self.default_toolchain = "GCC_ARM"
### Nordic ###