STM32L1 support, rebased onto upstream generalizations branch.
Working example again.
This commit is contained in:
parent
e4f84278f2
commit
4941286454
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@ -25,27 +25,32 @@ LD = $(PREFIX)-gcc
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OBJCOPY = $(PREFIX)-objcopy
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OBJDUMP = $(PREFIX)-objdump
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GDB = $(PREFIX)-gdb
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# If you are copying this file to use in your own project,
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# You will need to change this... (Leave unset to assume installed
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# in the toolchain itself)
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#OPENCM3_DIR ?= /opt/libopencm3/$(PREFIX)
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OPENCM3_DIR ?= ../../../../..
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ARCH_FLAGS = -mcpu=cortex-m3 -mthumb -msoft-float
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CFLAGS += -g -Os -Wall -Wextra \
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TOOLCHAIN_DIR ?= ../../../../..
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ifeq ($(wildcard ../../../../../lib/libopencm3_stm32l1.a),)
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ifneq ($(strip $(shell which $(CC))),)
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TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
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endif
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else
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ifeq ($(V),1)
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$(info We seem to be building the example in the source directory. Using local library!)
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endif
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endif
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$(info GAHHHH toolchain: $(TOOLCHAIN_DIR))
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ARCH_FLAGS = -mthumb -mcpu=cortex-m3 -msoft-float
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CFLAGS += -Os -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include \
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-fno-common $(ARCH_FLAGS) -MD -DSTM32L1
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LDSCRIPT ?= $(BINARY).ld
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LDFLAGS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group \
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LDFLAGS += --static -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group \
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-L$(TOOLCHAIN_DIR)/lib \
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-T$(LDSCRIPT) -nostartfiles -Wl,--gc-sections \
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$(ARCH_FLAGS) -mfix-cortex-m3-ldrd
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ifneq ($(OPENCM3_DIR),)
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CFLAGS += -I$(OPENCM3_DIR)/include
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LDFLAGS += -L$(OPENCM3_DIR)/lib -L$(OPENCM3_DIR)/lib/stm32/l1
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SCRIPT_DIR = $(OPENCM3_DIR)/share
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else
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SCRIPT_DIR = $(shell dirname $(shell readlink -f $(shell which $(PREFIX)-gcc)))/../$(PREFIX)/share
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endif
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CFLAGS += -I$(TOOLCHAIN_DIR)/include
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LDFLAGS += -L$(TOOLCHAIN_DIR)/lib -L$(TOOLCHAIN_DIR)/lib/stm32/l1
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SCRIPT_DIR = $(TOOLCHAIN_DIR)/share
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OBJS += $(BINARY).o
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@ -95,11 +100,7 @@ flash: $(BINARY).flash
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@#printf " OBJDUMP $(*).list\n"
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$(Q)$(OBJDUMP) -S $(*).elf > $(*).list
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ifeq ($(OPENCM3_DIR),)
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%.elf: $(OBJS) $(LDSCRIPT)
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else
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%.elf: $(OBJS) $(LDSCRIPT) $(OPENCM3_DIR)/lib/stm32/l1/libopencm3_stm32l1.a
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endif
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%.elf: $(OBJS) $(LDSCRIPT) $(TOOLCHAIN_DIR)/lib/libopencm3_stm32l1.a
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@#printf " LD $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(LD) -o $(*).elf $(OBJS) -lopencm3_stm32l1 $(LDFLAGS)
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@ -19,7 +19,7 @@
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BINARY = miniblink
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LDSCRIPT = ../stm32l15xxB.ld
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LDSCRIPT = ../../../../../lib/stm32/l1/stm32l15xxb.ld
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include ../../Makefile.include
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@ -0,0 +1,49 @@
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includeguard: LIBOPENCM3_STM32_L1_NVIC_H
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partname_humanreadable: STM32 L1 series
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partname_doxygen: STM32L1
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irqs:
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- wwdg
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- pvd
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- tamper
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- rtc
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- flash
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- rcc
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- exti0
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- exti1
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- exti2
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- exti3
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- exti4
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- dma1_channel1
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- dma1_channel2
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- dma1_channel3
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- dma1_channel4
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- dma1_channel5
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- dma1_channel6
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- dma1_channel7
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- adc1
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- usb_hp
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- usb_lp
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- dac
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- comp
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- exti9_5
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- lcd
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- tim9
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- tim10
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- tim11
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- tim2
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- tim3
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- tim4
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- i2c1_ev
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- i2c1_er
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- i2c2_ev
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- i2c2_er
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- spi1
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- spi2
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- usart1
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- usart2
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- usart3
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- exti15_10
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- rtc_alarm
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- usb_wakeup
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- tim6
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- tim7
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@ -25,34 +25,12 @@ CC = $(PREFIX)-gcc
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AR = $(PREFIX)-ar
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CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
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-mcpu=cortex-m3 -mthumb -Wstrict-prototypes \
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-ffunction-sections -fdata-sections -MD -DSTM32L1
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-ffunction-sections -fdata-sections -MD -DSTM32F1
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# ARFLAGS = rcsv
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ARFLAGS = rcs
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OBJS = vector.o desig.o crc.o gpio.o rcc.o
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OBJS = rcc.o gpio.o desig.o crc.o
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VPATH += ../../usb:../
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VPATH += ../../usb:../:../../cm3
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# Be silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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Q := @
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endif
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all: $(LIBNAME).a
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$(LIBNAME).a: $(OBJS)
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@printf " AR $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(AR) $(ARFLAGS) $@ $^
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%.o: %.c
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@printf " CC $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(CC) $(CFLAGS) -o $@ -c $<
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clean:
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@printf " CLEAN lib/stm32/f1\n"
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$(Q)rm -f *.o *.d
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$(Q)rm -f $(LIBNAME).a
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.PHONY: clean
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-include $(OBJS:.o=.d)
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include ../../Makefile.include
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@ -30,21 +30,18 @@ ENTRY(reset_handler)
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/* Define sections. */
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SECTIONS
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{
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. = ORIGIN(rom);
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.text : {
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*(.vectors) /* Vector table */
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*(.text*) /* Program code */
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. = ALIGN(4);
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*(.rodata*) /* Read-only data */
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. = ALIGN(4);
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_etext = .;
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} >rom
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/*
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* Another section used by C++ stuff, appears when using newlib with
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* 64bit (long long) printf support
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*/
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* Another section used by C++ stuff, appears when using newlib with
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* 64bit (long long) printf support
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*/
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.ARM.extab : {
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*(.ARM.extab*)
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} >rom
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@ -54,21 +51,23 @@ SECTIONS
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__exidx_end = .;
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} >rom
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. = ORIGIN(ram);
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. = ALIGN(4);
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_etext = .;
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.data : AT (__exidx_end) {
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.data : {
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_data = .;
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*(.data*) /* Read-write initialized data */
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. = ALIGN(4);
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_edata = .;
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} >ram
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} >ram AT >rom
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_data_loadaddr = LOADADDR(.data);
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.bss : {
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*(.bss*) /* Read-write zero initialized data */
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*(COMMON)
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. = ALIGN(4);
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_ebss = .;
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} >ram AT >rom
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} >ram
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/*
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* The .eh_frame section appears to be used for C++ exception handling.
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@ -1,228 +0,0 @@
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/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>
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* Copyright (C) 2012 Karl Palsson <karlp@tweak.net.au>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define WEAK __attribute__ ((weak))
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/* Symbols exported by the linker script(s). */
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extern unsigned __exidx_end, _data, _edata, _ebss, _stack;
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void main(void);
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void reset_handler(void);
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void blocking_handler(void);
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void null_handler(void);
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void WEAK nmi_handler(void);
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void WEAK hard_fault_handler(void);
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void WEAK mem_manage_handler(void);
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void WEAK bus_fault_handler(void);
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void WEAK usage_fault_handler(void);
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void WEAK sv_call_handler(void);
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void WEAK debug_monitor_handler(void);
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void WEAK pend_sv_handler(void);
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void WEAK sys_tick_handler(void);
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void WEAK wwdg_isr(void);
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void WEAK pvd_isr(void);
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void WEAK tamper_isr(void);
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void WEAK rtc_isr(void);
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void WEAK flash_isr(void);
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void WEAK rcc_isr(void);
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void WEAK exti0_isr(void);
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void WEAK exti1_isr(void);
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void WEAK exti2_isr(void);
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void WEAK exti3_isr(void);
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void WEAK exti4_isr(void);
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void WEAK dma1_channel1_isr(void);
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void WEAK dma1_channel2_isr(void);
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void WEAK dma1_channel3_isr(void);
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void WEAK dma1_channel4_isr(void);
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void WEAK dma1_channel5_isr(void);
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void WEAK dma1_channel6_isr(void);
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void WEAK dma1_channel7_isr(void);
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void WEAK adc1_isr(void);
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void WEAK usb_hp_isr(void);
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void WEAK usb_lp_isr(void);
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void WEAK dac_isr(void);
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void WEAK comp_isr(void);
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void WEAK exti9_5_isr(void);
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void WEAK lcd_isr(void);
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void WEAK tim9_isr(void);
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void WEAK tim10_isr(void);
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void WEAK tim11_isr(void);
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void WEAK tim2_isr(void);
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void WEAK tim3_isr(void);
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void WEAK tim4_isr(void);
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void WEAK i2c1_ev_isr(void);
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void WEAK i2c1_er_isr(void);
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void WEAK i2c2_ev_isr(void);
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void WEAK i2c2_er_isr(void);
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void WEAK spi1_isr(void);
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void WEAK spi2_isr(void);
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void WEAK usart1_isr(void);
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void WEAK usart2_isr(void);
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void WEAK usart3_isr(void);
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void WEAK exti15_10_isr(void);
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void WEAK rtc_alarm_isr(void);
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void WEAK usb_wakeup_isr(void);
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void WEAK tim6_isr(void);
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void WEAK tim7_isr(void);
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__attribute__ ((section(".vectors")))
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void (*const vector_table[]) (void) = {
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(void*)&_stack, /* Addr: 0x0000_0000 */
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reset_handler, /* Addr: 0x0000_0004 */
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nmi_handler, /* Addr: 0x0000_0008 */
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hard_fault_handler, /* Addr: 0x0000_000C */
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mem_manage_handler, /* Addr: 0x0000_0010 */
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bus_fault_handler, /* Addr: 0x0000_0014 */
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usage_fault_handler, /* Addr: 0x0000_0018 */
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0, 0, 0, 0, /* Reserved Addr: 0x0000_001C - 0x0000_002B */
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sv_call_handler, /* Addr: 0x0000_002C */
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debug_monitor_handler, /* Addr: 0x0000_0030*/
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0, /* Reserved Addr: 0x0000_00034 */
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pend_sv_handler, /* Addr: 0x0000_0038 */
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sys_tick_handler, /* Addr: 0x0000_003C */
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wwdg_isr, /* Addr: 0x0000_0040 */
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pvd_isr, /* Addr: 0x0000_0044 */
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tamper_isr, /* Addr: 0x0000_0048 */
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rtc_isr, /* Addr: 0x0000_004C */
|
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flash_isr, /* Addr: 0x0000_0050 */
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rcc_isr, /* Addr: 0x0000_0054 */
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exti0_isr, /* Addr: 0x0000_0058 */
|
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exti1_isr, /* Addr: 0x0000_005C */
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exti2_isr, /* Addr: 0x0000_0060 */
|
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exti3_isr, /* Addr: 0x0000_0064 */
|
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exti4_isr, /* Addr: 0x0000_0068 */
|
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dma1_channel1_isr, /* Addr: 0x0000_006C */
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dma1_channel2_isr, /* Addr: 0x0000_0070 */
|
||||
dma1_channel3_isr, /* Addr: 0x0000_0074 */
|
||||
dma1_channel4_isr, /* Addr: 0x0000_0078 */
|
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dma1_channel5_isr, /* Addr: 0x0000_007C */
|
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dma1_channel6_isr, /* Addr: 0x0000_0080 */
|
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dma1_channel7_isr, /* Addr: 0x0000_0084 */
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adc1_isr, /* Addr: 0x0000_0088 */
|
||||
usb_hp_isr, /* Addr: 0x0000_008C */
|
||||
usb_lp_isr, /* Addr: 0x0000_0090 */
|
||||
dac_isr, /* Addr: 0x0000_0094 */
|
||||
comp_isr, /* Addr: 0x0000_0098 */
|
||||
exti9_5_isr, /* Addr: 0x0000_009C */
|
||||
lcd_isr, /* Addr: 0x0000_00A0 */
|
||||
tim9_isr, /* Addr: 0x0000_00A4 */
|
||||
tim10_isr, /* Addr: 0x0000_00A8 */
|
||||
tim11_isr, /* Addr: 0x0000_00AC */
|
||||
tim2_isr, /* Addr: 0x0000_00B0 */
|
||||
tim3_isr, /* Addr: 0x0000_00B4 */
|
||||
tim4_isr, /* Addr: 0x0000_00B8 */
|
||||
i2c1_ev_isr, /* Addr: 0x0000_00BC */
|
||||
i2c1_er_isr, /* Addr: 0x0000_00C0 */
|
||||
i2c2_ev_isr, /* Addr: 0x0000_00C4 */
|
||||
i2c2_er_isr, /* Addr: 0x0000_00C8 */
|
||||
spi1_isr, /* Addr: 0x0000_00CC */
|
||||
spi2_isr, /* Addr: 0x0000_00D0 */
|
||||
usart1_isr, /* Addr: 0x0000_00D4 */
|
||||
usart2_isr, /* Addr: 0x0000_00D8 */
|
||||
usart3_isr, /* Addr: 0x0000_00DC */
|
||||
exti15_10_isr, /* Addr: 0x0000_00E0 */
|
||||
rtc_alarm_isr, /* Addr: 0x0000_00E4 */
|
||||
usb_wakeup_isr, /* Addr: 0x0000_00E8 */
|
||||
tim6_isr, /* Addr: 0x0000_00EC */
|
||||
tim7_isr, /* Addr: 0x0000_00F0 */
|
||||
};
|
||||
|
||||
void reset_handler(void)
|
||||
{
|
||||
volatile unsigned *src, *dest;
|
||||
|
||||
__asm__("MSR msp, %0" : : "r"(&_stack));
|
||||
|
||||
for (src = &__exidx_end, dest = &_data; dest < &_edata; src++, dest++)
|
||||
*dest = *src;
|
||||
|
||||
while (dest < &_ebss)
|
||||
*dest++ = 0;
|
||||
|
||||
/* Call the application's entry point. */
|
||||
main();
|
||||
}
|
||||
|
||||
void blocking_handler(void)
|
||||
{
|
||||
while (1) ;
|
||||
}
|
||||
|
||||
void null_handler(void)
|
||||
{
|
||||
/* Do nothing. */
|
||||
}
|
||||
|
||||
#pragma weak nmi_handler = null_handler
|
||||
#pragma weak hard_fault_handler = blocking_handler
|
||||
#pragma weak mem_manage_handler = blocking_handler
|
||||
#pragma weak bus_fault_handler = blocking_handler
|
||||
#pragma weak usage_fault_handler = blocking_handler
|
||||
#pragma weak sv_call_handler = null_handler
|
||||
#pragma weak debug_monitor_handler = null_handler
|
||||
#pragma weak pend_sv_handler = null_handler
|
||||
#pragma weak sys_tick_handler = null_handler
|
||||
#pragma weak wwdg_isr = null_handler
|
||||
#pragma weak pvd_isr = null_handler
|
||||
#pragma weak tamper_isr = null_handler
|
||||
#pragma weak rtc_isr = null_handler
|
||||
#pragma weak flash_isr = null_handler
|
||||
#pragma weak rcc_isr = null_handler
|
||||
#pragma weak exti0_isr = null_handler
|
||||
#pragma weak exti1_isr = null_handler
|
||||
#pragma weak exti2_isr = null_handler
|
||||
#pragma weak exti3_isr = null_handler
|
||||
#pragma weak exti4_isr = null_handler
|
||||
#pragma weak dma1_channel1_isr = null_handler
|
||||
#pragma weak dma1_channel2_isr = null_handler
|
||||
#pragma weak dma1_channel3_isr = null_handler
|
||||
#pragma weak dma1_channel4_isr = null_handler
|
||||
#pragma weak dma1_channel5_isr = null_handler
|
||||
#pragma weak dma1_channel6_isr = null_handler
|
||||
#pragma weak dma1_channel7_isr = null_handler
|
||||
#pragma weak adc1_isr = null_handler
|
||||
#pragma weak usb_hp_isr = null_handler
|
||||
#pragma weak usb_lp_isr = null_handler
|
||||
#pragma weak dac_isr = null_handler
|
||||
#pragma weak comp_isr = null_handler
|
||||
#pragma weak exti9_5_isr = null_handler
|
||||
#pragma weak lcd_isr = null_handler
|
||||
#pragma weak tim9_isr = null_handler
|
||||
#pragma weak tim10_isr = null_handler
|
||||
#pragma weak tim11_isr = null_handler
|
||||
#pragma weak tim2_isr = null_handler
|
||||
#pragma weak tim3_isr = null_handler
|
||||
#pragma weak tim4_isr = null_handler
|
||||
#pragma weak i2c1_ev_isr = null_handler
|
||||
#pragma weak i2c1_er_isr = null_handler
|
||||
#pragma weak i2c2_ev_isr = null_handler
|
||||
#pragma weak i2c2_er_isr = null_handler
|
||||
#pragma weak spi1_isr = null_handler
|
||||
#pragma weak spi2_isr = null_handler
|
||||
#pragma weak usart1_isr = null_handler
|
||||
#pragma weak usart2_isr = null_handler
|
||||
#pragma weak usart3_isr = null_handler
|
||||
#pragma weak exti15_10_isr = null_handler
|
||||
#pragma weak rtc_alarm_isr = null_handler
|
||||
#pragma weak usb_wakeup_isr = null_handler
|
||||
#pragma weak tim6_isr = null_handler
|
||||
#pragma weak tim7_isr = null_handler
|
Loading…
Reference in New Issue