Add firmware wireframe
This commit is contained in:
commit
66381c3cb6
2
.gitignore
vendored
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2
.gitignore
vendored
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@ -0,0 +1,2 @@
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|||
build/*
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||||
src/.local.vimrc
|
1
build-number.txt
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1
build-number.txt
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@ -0,0 +1 @@
|
|||
0
|
9
compile_flags.txt
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9
compile_flags.txt
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@ -0,0 +1,9 @@
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|||
--std=c99
|
||||
-Isrc
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||||
-Ithird_party/core
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||||
-Ithird_party/device
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||||
-DDEBUG
|
||||
-DSTM32F030x6
|
||||
-D_DEFAULT_SOURCE
|
||||
-Wall
|
||||
-Wextra
|
65
ld/common.ld
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65
ld/common.ld
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|
@ -0,0 +1,65 @@
|
|||
ENTRY(Reset_Handler)
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||||
|
||||
SECTIONS
|
||||
{
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||||
.text :
|
||||
{
|
||||
KEEP(*(.vectors))
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||||
*(.text*)
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||||
*(.rodata*)
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||||
KEEP(*(.init))
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||||
KEEP(*(.fini))
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||||
_end_text = .;
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||||
} >flash
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||||
|
||||
/* C++ initialiser code segments */
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||||
.preinit_array :
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||||
{
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||||
PROVIDE_HIDDEN(__preinit_array_start = .);
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KEEP (*(.preinit_array*))
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||||
PROVIDE_HIDDEN(__preinit_array_end = .);
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||||
} >flash
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||||
.init_array :
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||||
{
|
||||
PROVIDE_HIDDEN(__init_array_start = .);
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||||
KEEP(*(SORT(.init_array.*)))
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||||
KEEP(*(.init_array*))
|
||||
PROVIDE_HIDDEN(__init_array_end = .);
|
||||
} >flash
|
||||
|
||||
/* C++ destructor code segments */
|
||||
.fini_array :
|
||||
{
|
||||
PROVIDE_HIDDEN(__fini_array_start = .);
|
||||
KEEP(*(SORT(.fini_array.*)))
|
||||
KEEP(*(.fini_array*))
|
||||
PROVIDE_HIDDEN(__fini_array_end = .);
|
||||
} >flash
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||||
|
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/* Initialised data in SRAM (copied from flash in startup.S) */
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_start_init_data = LOADADDR(.data);
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.data :
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{
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. = ALIGN(4);
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_start_data = .;
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||||
*(.data*)
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_end_data = .;
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} >sram AT >flash
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||||
|
||||
/* Unitialised data in SRAM */
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||||
.bss :
|
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{
|
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_start_bss = .;
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*(.bss*)
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*(COMMON)
|
||||
_end_bss = .;
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} >sram
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. = ALIGN(4);
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||||
|
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_start_stack = .;
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||||
|
||||
PROVIDE(_end_stack = ORIGIN(sram) + LENGTH(sram));
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||||
}
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||||
|
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_end = .;
|
7
ld/stm32f030f4_flash.ld
Normal file
7
ld/stm32f030f4_flash.ld
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@ -0,0 +1,7 @@
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MEMORY
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{
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flash (rx) : ORIGIN = 0x08000000, LENGTH = 16K
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sram (xrw) : ORIGIN = 0x20000000, LENGTH = 4K
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}
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INCLUDE ld/common.ld
|
129
makefile
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129
makefile
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@ -0,0 +1,129 @@
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|||
PROJECT = main
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SOURCE_DIRS = src
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||||
ADDITIONAL_SOURCES =
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INCLUDE_DIRS = third_party/core third_party/device
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||||
EXCLUDE_SOURCES =
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||||
BUILD_DIR = build
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||||
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||||
DEBUG := yes
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|
||||
H_DEVICE = STM32F030x6
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STARTUP_SOURCE_DIR = src
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STARTUP_SOURCES = $(STARTUP_SOURCE_DIR)/startup.S
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||||
LD_SCRIPT = ld/stm32f030f4_flash.ld
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||||
|
||||
ifeq ($(DEBUG),yes)
|
||||
DEBUG_FLAGS = -DDEBUG -g3
|
||||
endif
|
||||
|
||||
ifneq ($(V),1)
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||||
Q = @
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||||
endif
|
||||
|
||||
CFLAGS = -Os -std=c99 -Wall \
|
||||
--specs nano.specs \
|
||||
-mcpu=cortex-m0 -mfloat-abi=soft \
|
||||
-fmessage-length=0 -ffunction-sections -fdata-sections \
|
||||
-Xlinker --gc-sections \
|
||||
-Wl,-Map=$(BUILD_DIR)/$(PROJECT).map \
|
||||
$(addprefix -I,$(SOURCE_DIRS) $(INCLUDE_DIRS)) $(DEBUG_FLAGS) \
|
||||
-D$(H_DEVICE) -D_DEFAULT_SOURCE \
|
||||
-T$(LD_SCRIPT)
|
||||
|
||||
RM = rm -f
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||||
CC = arm-none-eabi-gcc
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||||
OBJCOPY = arm-none-eabi-objcopy
|
||||
SIZE = arm-none-eabi-size
|
||||
OBJDUMP = arm-none-eabi-objdump
|
||||
|
||||
BUILD_NUMBER_FILE = build-number.txt
|
||||
BUILD_ID_FLAGS = -Xlinker --defsym -Xlinker __BUILD_DATE=$$(date +'%Y%m%d') \
|
||||
-Xlinker --defsym -Xlinker __BUILD_NUMBER=$$(cat $(BUILD_NUMBER_FILE))
|
||||
|
||||
CURRENT_BUILD_CONFIG := $(shell cat makefile | md5sum) DEBUG = $(DEBUG)
|
||||
LAST_BUILD_CONFIG := $(shell if [ -e $(BUILD_DIR)/build-config.txt ] ; then cat $(BUILD_DIR)/build-config.txt ; fi)
|
||||
|
||||
SOURCES = $(filter-out $(addprefix %/,$(EXCLUDE_SOURCES)),$(foreach dir,$(SOURCE_DIRS),$(wildcard $(dir)/*.c))) \
|
||||
$(ADDITIONAL_SOURCES)
|
||||
OBJECTS = $(addprefix $(BUILD_DIR)/,$(addsuffix .o,$(basename $(notdir $(SOURCES)))))
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||||
DEPENDS = $(addprefix $(BUILD_DIR)/,$(addsuffix .d,$(basename $(notdir $(SOURCES)))))
|
||||
STARTUP_OBJECTS = $(patsubst $(STARTUP_SOURCE_DIR)/%.S, $(BUILD_DIR)/%.o, $(STARTUP_SOURCES))
|
||||
|
||||
.DEFAULT_GOAL = all
|
||||
.DELETE_ON_ERROR:
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||||
|
||||
define define_compile_rules
|
||||
$(addprefix $(BUILD_DIR)/,$(addsuffix .o,$(basename $(filter-out $(EXCLUDE_SOURCES),$(notdir $(wildcard $(1)/*.c)))))): $(BUILD_DIR)/%.o: $(1)/%.c
|
||||
@echo " CC $$@"
|
||||
$(Q)$$(CC) $$(CFLAGS) -o $$@ -c $$<
|
||||
|
||||
$(addprefix $(BUILD_DIR)/,$(addsuffix .d,$(basename $(filter-out $(EXCLUDE_SOURCES),$(notdir $(wildcard $(1)/*.c)))))): $(BUILD_DIR)/%.d: $(1)/%.c
|
||||
@#echo " DP $$@"
|
||||
$(Q)set -e; rm -f $$@; $$(CC) -MM $$(CFLAGS) $$< > $$@.$$$$$$$$; sed 's,\($$*\)\.o[ :]*,build\/\1.o $$@ : ,g' < $$@.$$$$$$$$ > $$@; rm -f $$@.$$$$$$$$
|
||||
endef
|
||||
|
||||
$(foreach directory,$(SOURCE_DIRS),$(eval $(call define_compile_rules,$(directory))))
|
||||
|
||||
# Additional sources
|
||||
define define_compile_rule
|
||||
$(addprefix $(BUILD_DIR)/,$(notdir $(1:.c=.o))): $(1)
|
||||
@echo " CC $$@"
|
||||
$(Q)$$(CC) $$(CFLAGS) -o $$@ -c $$<
|
||||
|
||||
$(addprefix $(BUILD_DIR)/,$(notdir $(1:.c=.d))): $(1)
|
||||
@#echo " DP $$@"
|
||||
$(Q)set -e; rm -f $$@; $$(CC) -MM $$(CFLAGS) $$< > $$@.$$$$$$$$; sed 's,\($$*\)\.o[ :]*,build\/\1.o $$@ : ,g' < $$@.$$$$$$$$ > $$@; rm -f $$@.$$$$$$$$
|
||||
endef
|
||||
|
||||
$(foreach src,$(ADDITIONAL_SOURCES),$(eval $(call define_compile_rule,$(src))))
|
||||
|
||||
$(STARTUP_OBJECTS): $(BUILD_DIR)/%.o: $(STARTUP_SOURCE_DIR)/%.S
|
||||
@echo " AS $@"
|
||||
$(Q)$(CC) $< -c -o $@ $(CFLAGS)
|
||||
|
||||
$(DEPENDS):| $(BUILD_DIR)
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||||
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||||
include $(DEPENDS)
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||||
|
||||
$(BUILD_DIR)/$(PROJECT).elf: $(OBJECTS) $(STARTUP_OBJECTS) $(BUILD_NUMBER_FILE)
|
||||
@echo " LD $@"
|
||||
$(Q)$(CC) $(OBJECTS) $(STARTUP_OBJECTS) $(CFLAGS) $(BUILD_ID_FLAGS) -o $@
|
||||
|
||||
$(BUILD_DIR)/$(PROJECT).bin: $(BUILD_DIR)/$(PROJECT).elf
|
||||
@echo " OC $@"
|
||||
$(Q)$(OBJCOPY) -O binary -S $< $@
|
||||
|
||||
$(BUILD_DIR)/$(PROJECT).lst: $(BUILD_DIR)/$(PROJECT).elf
|
||||
@echo " OD $@"
|
||||
$(Q)$(OBJDUMP) -h -S $< > $@
|
||||
|
||||
$(BUILD_DIR):
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||||
$(Q)if [ ! -d "$(BUILD_DIR)" ]; then mkdir "$(BUILD_DIR)"; fi
|
||||
|
||||
$(BUILD_NUMBER_FILE): $(OBJECTS) $(STARTUP_OBJECTS)
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||||
$(Q)if ! test -f $(BUILD_NUMBER_FILE); then echo 0 > $(BUILD_NUMBER_FILE); \
|
||||
else echo $$(($$(cat $(BUILD_NUMBER_FILE)) + 1)) > $(BUILD_NUMBER_FILE) ; fi
|
||||
|
||||
# Rebuild everything in case of a makefile/configuration change
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.PHONY: all
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ifneq ("$(CURRENT_BUILD_CONFIG)","$(LAST_BUILD_CONFIG)")
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all: clean incrementalbuild
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else
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all: incrementalbuild
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endif
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||||
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.PHONY: incrementalbuild
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||||
incrementalbuild: $(BUILD_DIR) $(OBJECTS) $(STARTUP_OBJECTS) $(BUILD_DIR)/$(PROJECT).elf $(BUILD_DIR)/$(PROJECT).bin $(BUILD_DIR)/$(PROJECT).lst
|
||||
@echo "Finished build $$(cat $(BUILD_NUMBER_FILE)). Binary size:"
|
||||
@echo " SZ $(BUILD_DIR)/$(PROJECT).elf"
|
||||
$(Q)$(SIZE) $(BUILD_DIR)/$(PROJECT).elf
|
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@echo "$(CURRENT_BUILD_CONFIG)" > $(BUILD_DIR)/build-config.txt
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.PHONY: program
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program: $(BUILD_DIR)/$(PROJECT).bin
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st-flash --reset write $(BUILD_DIR)/$(PROJECT).bin 0x8000000
|
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|
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.PHONY: clean
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clean:
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@echo " RM $(BUILD_DIR)/*"
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$(Q)$(RM) $(BUILD_DIR)/*
|
10
src/buildid.h
Normal file
10
src/buildid.h
Normal file
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@ -0,0 +1,10 @@
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|||
#ifndef BUILDID_H_
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#define BUILDID_H_
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extern char __BUILD_DATE;
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extern char __BUILD_NUMBER;
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#define BUILD_DATE ((uint32_t)&__BUILD_DATE)
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#define BUILD_NUMBER ((uint32_t)&__BUILD_NUMBER)
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#endif
|
11
src/main.c
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11
src/main.c
Normal file
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@ -0,0 +1,11 @@
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#include "main.h"
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int main(void)
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{
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while(1)
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{
|
||||
}
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return 0;
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}
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|
7
src/main.h
Normal file
7
src/main.h
Normal file
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@ -0,0 +1,7 @@
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#pragma once
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#include "stm32f030x6.h"
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#include "buildid.h"
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int main(void);
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|
172
src/startup.S
Normal file
172
src/startup.S
Normal file
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@ -0,0 +1,172 @@
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|||
.syntax unified
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.thumb
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||||
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.global Reset_Handler
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.type Reset_Handler, %function
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Reset_Handler:
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init_data:
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ldr r2, =_start_init_data
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ldr r3, =_start_data
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ldr r1, =_end_data
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init_data_loop:
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cmp r3, r1
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bhs zero_bss
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||||
ldr r0, [r2]
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str r0, [r3]
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||||
adds r2, r2, #4
|
||||
adds r3, r3, #4
|
||||
b init_data_loop
|
||||
|
||||
zero_bss:
|
||||
ldr r3, =_start_bss
|
||||
ldr r1, =_end_bss
|
||||
movs r0, #0
|
||||
|
||||
zero_bss_loop:
|
||||
cmp r3, r1
|
||||
bhs init_finished
|
||||
str r0, [r3]
|
||||
adds r3, r3, #4
|
||||
b zero_bss_loop
|
||||
|
||||
init_finished:
|
||||
bl SystemInit
|
||||
bl __libc_init_array
|
||||
bl main
|
||||
|
||||
infinite_loop:
|
||||
b infinite_loop
|
||||
|
||||
.size Reset_Handler, .-Reset_Handler
|
||||
|
||||
.section .vectors, "a"
|
||||
.word _end_stack
|
||||
.word Reset_Handler
|
||||
.word NMI_Handler
|
||||
.word HardFault_Handler
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word SVC_Handler
|
||||
.word 0
|
||||
.word 0
|
||||
.word PendSV_Handler
|
||||
.word SysTick_Handler
|
||||
.word WWDG_IRQHandler
|
||||
.word 0
|
||||
.word RTC_IRQHandler
|
||||
.word FLASH_IRQHandler
|
||||
.word RCC_IRQHandler
|
||||
.word EXTI0_1_IRQHandler
|
||||
.word EXTI2_3_IRQHandler
|
||||
.word EXTI4_15_IRQHandler
|
||||
.word 0
|
||||
.word DMA1_Channel1_IRQHandler
|
||||
.word DMA1_Channel2_3_IRQHandler
|
||||
.word DMA1_Channel4_5_IRQHandler
|
||||
.word ADC1_IRQHandler
|
||||
.word TIM1_BRK_UP_TRG_COM_IRQHandler
|
||||
.word TIM1_CC_IRQHandler
|
||||
.word 0
|
||||
.word TIM3_IRQHandler
|
||||
.word 0
|
||||
.word 0
|
||||
.word TIM14_IRQHandler
|
||||
.word 0
|
||||
.word TIM16_IRQHandler
|
||||
.word TIM17_IRQHandler
|
||||
.word I2C1_IRQHandler
|
||||
.word 0
|
||||
.word SPI1_IRQHandler
|
||||
.word 0
|
||||
.word USART1_IRQHandler
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
|
||||
.type Dummy_Handler, %function
|
||||
Dummy_Handler:
|
||||
b Dummy_Handler
|
||||
|
||||
.weak NMI_Handler
|
||||
.thumb_set NMI_Handler, Dummy_Handler
|
||||
|
||||
.weak HardFault_Handler
|
||||
.thumb_set HardFault_Handler, Dummy_Handler
|
||||
|
||||
.weak SVC_Handler
|
||||
.thumb_set SVC_Handler, Dummy_Handler
|
||||
|
||||
.weak PendSV_Handler
|
||||
.thumb_set PendSV_Handler, Dummy_Handler
|
||||
|
||||
.weak SysTick_Handler
|
||||
.thumb_set SysTick_Handler, Dummy_Handler
|
||||
|
||||
.weak WWDG_IRQHandler
|
||||
.thumb_set WWDG_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak RTC_IRQHandler
|
||||
.thumb_set RTC_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak FLASH_IRQHandler
|
||||
.thumb_set FLASH_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak RCC_IRQHandler
|
||||
.thumb_set RCC_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak EXTI0_1_IRQHandler
|
||||
.thumb_set EXTI0_1_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak EXTI2_3_IRQHandler
|
||||
.thumb_set EXTI2_3_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak EXTI4_15_IRQHandler
|
||||
.thumb_set EXTI4_15_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak DMA1_Channel1_IRQHandler
|
||||
.thumb_set DMA1_Channel1_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak DMA1_Channel2_3_IRQHandler
|
||||
.thumb_set DMA1_Channel2_3_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak DMA1_Channel4_5_IRQHandler
|
||||
.thumb_set DMA1_Channel4_5_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak ADC1_IRQHandler
|
||||
.thumb_set ADC1_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM1_BRK_UP_TRG_COM_IRQHandler
|
||||
.thumb_set TIM1_BRK_UP_TRG_COM_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM1_CC_IRQHandler
|
||||
.thumb_set TIM1_CC_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM3_IRQHandler
|
||||
.thumb_set TIM3_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM14_IRQHandler
|
||||
.thumb_set TIM14_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM16_IRQHandler
|
||||
.thumb_set TIM16_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak TIM17_IRQHandler
|
||||
.thumb_set TIM17_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak I2C1_IRQHandler
|
||||
.thumb_set I2C1_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak SPI1_IRQHandler
|
||||
.thumb_set SPI1_IRQHandler, Dummy_Handler
|
||||
|
||||
.weak USART1_IRQHandler
|
||||
.thumb_set USART1_IRQHandler, Dummy_Handler
|
||||
|
23
src/system.c
Normal file
23
src/system.c
Normal file
|
@ -0,0 +1,23 @@
|
|||
#include <stdint.h>
|
||||
#include "stm32f030x6.h"
|
||||
|
||||
void SystemInit(void)
|
||||
{
|
||||
// Activate HSI and wait for it to be ready
|
||||
RCC->CR = RCC_CR_HSION;
|
||||
while(!(RCC->CR & RCC_CR_HSIRDY));
|
||||
|
||||
// Set PLL to x12 (-> 48MHz system clock)
|
||||
RCC->CFGR = RCC_CFGR_PLLMUL_3 | RCC_CFGR_PLLMUL_1;
|
||||
|
||||
// Activate PLL and wait
|
||||
RCC->CR |= RCC_CR_PLLON;
|
||||
while(!(RCC->CR & RCC_CR_PLLRDY));
|
||||
|
||||
// Select PLL as clock source
|
||||
RCC->CFGR = RCC_CFGR_PLLMUL_3 | RCC_CFGR_PLLMUL_1 | RCC_CFGR_SW_1;
|
||||
|
||||
// Disable all interrupts
|
||||
RCC->CIR = 0x00000000;
|
||||
}
|
||||
|
69
third_party/core/cmsis_nvic.h
vendored
Normal file
69
third_party/core/cmsis_nvic.h
vendored
Normal file
|
@ -0,0 +1,69 @@
|
|||
/* mbed Microcontroller Library
|
||||
* CMSIS-style functionality to support dynamic vectors
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2011 ARM Limited. All rights reserved.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name of 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 THE COPYRIGHT HOLDER OR CONTRIBUTORS 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
|
||||
#ifndef MBED_CMSIS_NVIC_H
|
||||
#define MBED_CMSIS_NVIC_H
|
||||
|
||||
#include "cmsis.h"
|
||||
|
||||
#define NVIC_USER_IRQ_OFFSET YOTTA_CFG_CMSIS_NVIC_USER_IRQ_OFFSET
|
||||
#define NVIC_USER_IRQ_NUMBER YOTTA_CFG_CMSIS_NVIC_USER_IRQ_NUMBER
|
||||
#define NVIC_NUM_VECTORS (NVIC_USER_IRQ_OFFSET + NVIC_USER_IRQ_NUMBER)
|
||||
|
||||
#define NVIC_RAM_VECTOR_ADDRESS YOTTA_CFG_CMSIS_NVIC_RAM_VECTOR_ADDRESS
|
||||
#define NVIC_FLASH_VECTOR_ADDRESS YOTTA_CFG_CMSIS_NVIC_FLASH_VECTOR_ADDRESS
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/** Set the ISR for IRQn
|
||||
*
|
||||
* Sets an Interrupt Service Routine vector for IRQn; if the feature is available, the vector table is relocated to SRAM
|
||||
* the first time this function is called
|
||||
* @param[in] IRQn The Interrupt Request number for which a vector will be registered
|
||||
* @param[in] vector The ISR vector to register for IRQn
|
||||
*/
|
||||
void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector);
|
||||
|
||||
/** Get the ISR registered for IRQn
|
||||
*
|
||||
* Reads the Interrupt Service Routine currently registered for IRQn
|
||||
* @param[in] IRQn The Interrupt Request number the vector of which will be read
|
||||
* @return Returns the ISR registered for IRQn
|
||||
*/
|
||||
uint32_t NVIC_GetVector(IRQn_Type IRQn);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
682
third_party/core/core_cm0.h
vendored
Normal file
682
third_party/core/core_cm0.h
vendored
Normal file
|
@ -0,0 +1,682 @@
|
|||
/**************************************************************************//**
|
||||
* @file core_cm0.h
|
||||
* @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File
|
||||
* @version V3.20
|
||||
* @date 25. February 2013
|
||||
*
|
||||
* @note
|
||||
*
|
||||
******************************************************************************/
|
||||
/* Copyright (c) 2009 - 2013 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 ARM 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 COPYRIGHT HOLDERS AND CONTRIBUTORS 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.
|
||||
---------------------------------------------------------------------------*/
|
||||
|
||||
|
||||
#if defined ( __ICCARM__ )
|
||||
#pragma system_include /* treat file as system include file for MISRA check */
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#ifndef __CORE_CM0_H_GENERIC
|
||||
#define __CORE_CM0_H_GENERIC
|
||||
|
||||
/** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
|
||||
CMSIS violates the following MISRA-C:2004 rules:
|
||||
|
||||
\li Required Rule 8.5, object/function definition in header file.<br>
|
||||
Function definitions in header files are used to allow 'inlining'.
|
||||
|
||||
\li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
|
||||
Unions are used for effective representation of core registers.
|
||||
|
||||
\li Advisory Rule 19.7, Function-like macro defined.<br>
|
||||
Function-like macros are used to allow more efficient code.
|
||||
*/
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* CMSIS definitions
|
||||
******************************************************************************/
|
||||
/** \ingroup Cortex_M0
|
||||
@{
|
||||
*/
|
||||
|
||||
/* CMSIS CM0 definitions */
|
||||
#define __CM0_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
|
||||
#define __CM0_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
|
||||
#define __CM0_CMSIS_VERSION ((__CM0_CMSIS_VERSION_MAIN << 16) | \
|
||||
__CM0_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */
|
||||
|
||||
#define __CORTEX_M (0x00) /*!< Cortex-M Core */
|
||||
|
||||
|
||||
#if defined ( __CC_ARM )
|
||||
#define __ASM __asm /*!< asm keyword for ARM Compiler */
|
||||
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
|
||||
#define __STATIC_INLINE static __inline
|
||||
|
||||
#elif defined ( __ICCARM__ )
|
||||
#define __ASM __asm /*!< asm keyword for IAR Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#elif defined ( __GNUC__ )
|
||||
#define __ASM __asm /*!< asm keyword for GNU Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for GNU Compiler */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#elif defined ( __TASKING__ )
|
||||
#define __ASM __asm /*!< asm keyword for TASKING Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#endif
|
||||
|
||||
/** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
|
||||
*/
|
||||
#define __FPU_USED 0
|
||||
|
||||
#if defined ( __CC_ARM )
|
||||
#if defined __TARGET_FPU_VFP
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __ICCARM__ )
|
||||
#if defined __ARMVFP__
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __GNUC__ )
|
||||
#if defined (__VFP_FP__) && !defined(__SOFTFP__)
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __TASKING__ )
|
||||
#if defined __FPU_VFP__
|
||||
#error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#include <stdint.h> /* standard types definitions */
|
||||
#include <core_cmInstr.h> /* Core Instruction Access */
|
||||
#include <core_cmFunc.h> /* Core Function Access */
|
||||
|
||||
#endif /* __CORE_CM0_H_GENERIC */
|
||||
|
||||
#ifndef __CMSIS_GENERIC
|
||||
|
||||
#ifndef __CORE_CM0_H_DEPENDANT
|
||||
#define __CORE_CM0_H_DEPENDANT
|
||||
|
||||
/* check device defines and use defaults */
|
||||
#if defined __CHECK_DEVICE_DEFINES
|
||||
#ifndef __CM0_REV
|
||||
#define __CM0_REV 0x0000
|
||||
#warning "__CM0_REV not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __NVIC_PRIO_BITS
|
||||
#define __NVIC_PRIO_BITS 2
|
||||
#warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __Vendor_SysTickConfig
|
||||
#define __Vendor_SysTickConfig 0
|
||||
#warning "__Vendor_SysTickConfig not defined in device header file; using default!"
|
||||
#endif
|
||||
#endif
|
||||
|
||||
/* IO definitions (access restrictions to peripheral registers) */
|
||||
/**
|
||||
\defgroup CMSIS_glob_defs CMSIS Global Defines
|
||||
|
||||
<strong>IO Type Qualifiers</strong> are used
|
||||
\li to specify the access to peripheral variables.
|
||||
\li for automatic generation of peripheral register debug information.
|
||||
*/
|
||||
#ifdef __cplusplus
|
||||
#define __I volatile /*!< Defines 'read only' permissions */
|
||||
#else
|
||||
#define __I volatile const /*!< Defines 'read only' permissions */
|
||||
#endif
|
||||
#define __O volatile /*!< Defines 'write only' permissions */
|
||||
#define __IO volatile /*!< Defines 'read / write' permissions */
|
||||
|
||||
/*@} end of group Cortex_M0 */
|
||||
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* Register Abstraction
|
||||
Core Register contain:
|
||||
- Core Register
|
||||
- Core NVIC Register
|
||||
- Core SCB Register
|
||||
- Core SysTick Register
|
||||
******************************************************************************/
|
||||
/** \defgroup CMSIS_core_register Defines and Type Definitions
|
||||
\brief Type definitions and defines for Cortex-M processor based devices.
|
||||
*/
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_CORE Status and Control Registers
|
||||
\brief Core Register type definitions.
|
||||
@{
|
||||
*/
|
||||
|
||||
/** \brief Union type to access the Application Program Status Register (APSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
#if (__CORTEX_M != 0x04)
|
||||
uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
|
||||
#else
|
||||
uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
|
||||
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
|
||||
uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
|
||||
#endif
|
||||
uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
|
||||
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
|
||||
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
|
||||
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
|
||||
uint32_t N:1; /*!< bit: 31 Negative condition code flag */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} APSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Interrupt Program Status Register (IPSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
|
||||
uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} IPSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
|
||||
#if (__CORTEX_M != 0x04)
|
||||
uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
|
||||
#else
|
||||
uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
|
||||
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
|
||||
uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
|
||||
#endif
|
||||
uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
|
||||
uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
|
||||
uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
|
||||
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
|
||||
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
|
||||
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
|
||||
uint32_t N:1; /*!< bit: 31 Negative condition code flag */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} xPSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Control Registers (CONTROL).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
|
||||
uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
|
||||
uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
|
||||
uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} CONTROL_Type;
|
||||
|
||||
/*@} end of group CMSIS_CORE */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
|
||||
\brief Type definitions for the NVIC Registers
|
||||
@{
|
||||
*/
|
||||
|
||||
/** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
|
||||
*/
|
||||
typedef struct
|
||||
{
|
||||
__IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
|
||||
uint32_t RESERVED0[31];
|
||||
__IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
|
||||
uint32_t RSERVED1[31];
|
||||
__IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
|
||||
uint32_t RESERVED2[31];
|
||||
__IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
|
||||
uint32_t RESERVED3[31];
|
||||
uint32_t RESERVED4[64];
|
||||
__IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
|
||||
} NVIC_Type;
|
||||
|
||||
/*@} end of group CMSIS_NVIC */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_SCB System Control Block (SCB)
|
||||
\brief Type definitions for the System Control Block Registers
|
||||
@{
|
||||
*/
|
||||
|
||||
/** \brief Structure type to access the System Control Block (SCB).
|
||||
*/
|
||||
typedef struct
|
||||
{
|
||||
__I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
|
||||
__IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
|
||||
uint32_t RESERVED0;
|
||||
__IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
|
||||
__IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
|
||||
__IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
|
||||
uint32_t RESERVED1;
|
||||
__IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
|
||||
__IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
|
||||
} SCB_Type;
|
||||
|
||||
/* SCB CPUID Register Definitions */
|
||||
#define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
|
||||
#define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
|
||||
|
||||
#define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
|
||||
#define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
|
||||
|
||||
#define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
|
||||
#define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
|
||||
|
||||
#define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
|
||||
#define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
|
||||
|
||||
#define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
|
||||
#define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */
|
||||
|
||||
/* SCB Interrupt Control State Register Definitions */
|
||||
#define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
|
||||
#define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
|
||||
|
||||
#define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
|
||||
#define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
|
||||
|
||||
#define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
|
||||
#define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
|
||||
|
||||
#define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
|
||||
#define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
|
||||
|
||||
#define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
|
||||
#define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
|
||||
|
||||
#define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
|
||||
#define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
|
||||
|
||||
#define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
|
||||
#define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
|
||||
|
||||
#define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
|
||||
#define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
|
||||
|
||||
#define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
|
||||
#define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */
|
||||
|
||||
/* SCB Application Interrupt and Reset Control Register Definitions */
|
||||
#define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
|
||||
#define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
|
||||
|
||||
#define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
|
||||
#define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
|
||||
|
||||
#define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
|
||||
#define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
|
||||
|
||||
#define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
|
||||
#define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
|
||||
|
||||
#define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
|
||||
#define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
|
||||
|
||||
/* SCB System Control Register Definitions */
|
||||
#define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
|
||||
#define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
|
||||
|
||||
#define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
|
||||
#define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
|
||||
|
||||
#define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
|
||||
#define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
|
||||
|
||||
/* SCB Configuration Control Register Definitions */
|
||||
#define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
|
||||
#define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
|
||||
|
||||
#define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
|
||||
#define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
|
||||
|
||||
/* SCB System Handler Control and State Register Definitions */
|
||||
#define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
|
||||
#define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
|
||||
|
||||
/*@} end of group CMSIS_SCB */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_SysTick System Tick Timer (SysTick)
|
||||
\brief Type definitions for the System Timer Registers.
|
||||
@{
|
||||
*/
|
||||
|
||||
/** \brief Structure type to access the System Timer (SysTick).
|
||||
*/
|
||||
typedef struct
|
||||
{
|
||||
__IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
|
||||
__IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
|
||||
__IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
|
||||
__I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
|
||||
} SysTick_Type;
|
||||
|
||||
/* SysTick Control / Status Register Definitions */
|
||||
#define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
|
||||
#define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
|
||||
|
||||
#define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
|
||||
#define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
|
||||
|
||||
#define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
|
||||
#define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
|
||||
|
||||
#define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
|
||||
#define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */
|
||||
|
||||
/* SysTick Reload Register Definitions */
|
||||
#define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
|
||||
#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */
|
||||
|
||||
/* SysTick Current Register Definitions */
|
||||
#define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
|
||||
#define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */
|
||||
|
||||
/* SysTick Calibration Register Definitions */
|
||||
#define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
|
||||
#define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
|
||||
|
||||
#define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
|
||||
#define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
|
||||
|
||||
#define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
|
||||
#define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */
|
||||
|
||||
/*@} end of group CMSIS_SysTick */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
|
||||
\brief Cortex-M0 Core Debug Registers (DCB registers, SHCSR, and DFSR)
|
||||
are only accessible over DAP and not via processor. Therefore
|
||||
they are not covered by the Cortex-M0 header file.
|
||||
@{
|
||||
*/
|
||||
/*@} end of group CMSIS_CoreDebug */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_core_base Core Definitions
|
||||
\brief Definitions for base addresses, unions, and structures.
|
||||
@{
|
||||
*/
|
||||
|
||||
/* Memory mapping of Cortex-M0 Hardware */
|
||||
#define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
|
||||
#define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
|
||||
#define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
|
||||
#define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
|
||||
|
||||
#define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
|
||||
#define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
|
||||
#define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
|
||||
|
||||
|
||||
/*@} */
|
||||
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* Hardware Abstraction Layer
|
||||
Core Function Interface contains:
|
||||
- Core NVIC Functions
|
||||
- Core SysTick Functions
|
||||
- Core Register Access Functions
|
||||
******************************************************************************/
|
||||
/** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
|
||||
*/
|
||||
|
||||
|
||||
|
||||
/* ########################## NVIC functions #################################### */
|
||||
/** \ingroup CMSIS_Core_FunctionInterface
|
||||
\defgroup CMSIS_Core_NVICFunctions NVIC Functions
|
||||
\brief Functions that manage interrupts and exceptions via the NVIC.
|
||||
@{
|
||||
*/
|
||||
|
||||
/* Interrupt Priorities are WORD accessible only under ARMv6M */
|
||||
/* The following MACROS handle generation of the register offset and byte masks */
|
||||
#define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )
|
||||
#define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )
|
||||
#define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )
|
||||
|
||||
|
||||
/** \brief Enable External Interrupt
|
||||
|
||||
The function enables a device-specific interrupt in the NVIC interrupt controller.
|
||||
|
||||
\param [in] IRQn External interrupt number. Value cannot be negative.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
|
||||
/** \brief Disable External Interrupt
|
||||
|
||||
The function disables a device-specific interrupt in the NVIC interrupt controller.
|
||||
|
||||
\param [in] IRQn External interrupt number. Value cannot be negative.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
|
||||
/** \brief Get Pending Interrupt
|
||||
|
||||
The function reads the pending register in the NVIC and returns the pending bit
|
||||
for the specified interrupt.
|
||||
|
||||
\param [in] IRQn Interrupt number.
|
||||
|
||||
\return 0 Interrupt status is not pending.
|
||||
\return 1 Interrupt status is pending.
|
||||
*/
|
||||
__STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
|
||||
}
|
||||
|
||||
|
||||
/** \brief Set Pending Interrupt
|
||||
|
||||
The function sets the pending bit of an external interrupt.
|
||||
|
||||
\param [in] IRQn Interrupt number. Value cannot be negative.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
||||
}
|
||||
|
||||
|
||||
/** \brief Clear Pending Interrupt
|
||||
|
||||
The function clears the pending bit of an external interrupt.
|
||||
|
||||
\param [in] IRQn External interrupt number. Value cannot be negative.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
|
||||
{
|
||||
NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */
|
||||
}
|
||||
|
||||
|
||||
/** \brief Set Interrupt Priority
|
||||
|
||||
The function sets the priority of an interrupt.
|
||||
|
||||
\note The priority cannot be set for every core interrupt.
|
||||
|
||||
\param [in] IRQn Interrupt number.
|
||||
\param [in] priority Priority to set.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
|
||||
{
|
||||
if(IRQn < 0) {
|
||||
SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
|
||||
(((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
|
||||
else {
|
||||
NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
|
||||
(((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
|
||||
}
|
||||
|
||||
|
||||
/** \brief Get Interrupt Priority
|
||||
|
||||
The function reads the priority of an interrupt. The interrupt
|
||||
number can be positive to specify an external (device specific)
|
||||
interrupt, or negative to specify an internal (core) interrupt.
|
||||
|
||||
|
||||
\param [in] IRQn Interrupt number.
|
||||
\return Interrupt Priority. Value is aligned automatically to the implemented
|
||||
priority bits of the microcontroller.
|
||||
*/
|
||||
__STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
|
||||
{
|
||||
|
||||
if(IRQn < 0) {
|
||||
return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */
|
||||
else {
|
||||
return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */
|
||||
}
|
||||
|
||||
|
||||
/** \brief System Reset
|
||||
|
||||
The function initiates a system reset request to reset the MCU.
|
||||
*/
|
||||
__STATIC_INLINE void NVIC_SystemReset(void)
|
||||
{
|
||||
__DSB(); /* Ensure all outstanding memory accesses included
|
||||
buffered write are completed before reset */
|
||||
SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |
|
||||
SCB_AIRCR_SYSRESETREQ_Msk);
|
||||
__DSB(); /* Ensure completion of memory access */
|
||||
while(1); /* wait until reset */
|
||||
}
|
||||
|
||||
/*@} end of CMSIS_Core_NVICFunctions */
|
||||
|
||||
|
||||
|
||||
/* ################################## SysTick function ############################################ */
|
||||
/** \ingroup CMSIS_Core_FunctionInterface
|
||||
\defgroup CMSIS_Core_SysTickFunctions SysTick Functions
|
||||
\brief Functions that configure the System.
|
||||
@{
|
||||
*/
|
||||
|
||||
#if (__Vendor_SysTickConfig == 0)
|
||||
|
||||
/** \brief System Tick Configuration
|
||||
|
||||
The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
|
||||
Counter is in free running mode to generate periodic interrupts.
|
||||
|
||||
\param [in] ticks Number of ticks between two interrupts.
|
||||
|
||||
\return 0 Function succeeded.
|
||||
\return 1 Function failed.
|
||||
|
||||
\note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
|
||||
function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
|
||||
must contain a vendor-specific implementation of this function.
|
||||
|
||||
*/
|
||||
__STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
|
||||
{
|
||||
if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
|
||||
|
||||
SysTick->LOAD = ticks - 1; /* set reload register */
|
||||
NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */
|
||||
SysTick->VAL = 0; /* Load the SysTick Counter Value */
|
||||
SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
|
||||
SysTick_CTRL_TICKINT_Msk |
|
||||
SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
|
||||
return (0); /* Function successful */
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
/*@} end of CMSIS_Core_SysTickFunctions */
|
||||
|
||||
|
||||
|
||||
|
||||
#endif /* __CORE_CM0_H_DEPENDANT */
|
||||
|
||||
#endif /* __CMSIS_GENERIC */
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
793
third_party/core/core_cm0plus.h
vendored
Normal file
793
third_party/core/core_cm0plus.h
vendored
Normal file
|
@ -0,0 +1,793 @@
|
|||
/**************************************************************************//**
|
||||
* @file core_cm0plus.h
|
||||
* @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File
|
||||
* @version V3.20
|
||||
* @date 25. February 2013
|
||||
*
|
||||
* @note
|
||||
*
|
||||
******************************************************************************/
|
||||
/* Copyright (c) 2009 - 2013 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 ARM 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 COPYRIGHT HOLDERS AND CONTRIBUTORS 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.
|
||||
---------------------------------------------------------------------------*/
|
||||
|
||||
|
||||
#if defined ( __ICCARM__ )
|
||||
#pragma system_include /* treat file as system include file for MISRA check */
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#ifndef __CORE_CM0PLUS_H_GENERIC
|
||||
#define __CORE_CM0PLUS_H_GENERIC
|
||||
|
||||
/** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
|
||||
CMSIS violates the following MISRA-C:2004 rules:
|
||||
|
||||
\li Required Rule 8.5, object/function definition in header file.<br>
|
||||
Function definitions in header files are used to allow 'inlining'.
|
||||
|
||||
\li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
|
||||
Unions are used for effective representation of core registers.
|
||||
|
||||
\li Advisory Rule 19.7, Function-like macro defined.<br>
|
||||
Function-like macros are used to allow more efficient code.
|
||||
*/
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* CMSIS definitions
|
||||
******************************************************************************/
|
||||
/** \ingroup Cortex-M0+
|
||||
@{
|
||||
*/
|
||||
|
||||
/* CMSIS CM0P definitions */
|
||||
#define __CM0PLUS_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
|
||||
#define __CM0PLUS_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
|
||||
#define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \
|
||||
__CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
|
||||
|
||||
#define __CORTEX_M (0x00) /*!< Cortex-M Core */
|
||||
|
||||
|
||||
#if defined ( __CC_ARM )
|
||||
#define __ASM __asm /*!< asm keyword for ARM Compiler */
|
||||
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
|
||||
#define __STATIC_INLINE static __inline
|
||||
|
||||
#elif defined ( __ICCARM__ )
|
||||
#define __ASM __asm /*!< asm keyword for IAR Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#elif defined ( __GNUC__ )
|
||||
#define __ASM __asm /*!< asm keyword for GNU Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for GNU Compiler */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#elif defined ( __TASKING__ )
|
||||
#define __ASM __asm /*!< asm keyword for TASKING Compiler */
|
||||
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
|
||||
#define __STATIC_INLINE static inline
|
||||
|
||||
#endif
|
||||
|
||||
/** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
|
||||
*/
|
||||
#define __FPU_USED 0
|
||||
|
||||
#if defined ( __CC_ARM )
|
||||
#if defined __TARGET_FPU_VFP
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __ICCARM__ )
|
||||
#if defined __ARMVFP__
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __GNUC__ )
|
||||
#if defined (__VFP_FP__) && !defined(__SOFTFP__)
|
||||
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
|
||||
#elif defined ( __TASKING__ )
|
||||
#if defined __FPU_VFP__
|
||||
#error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#include <stdint.h> /* standard types definitions */
|
||||
#include <core_cmInstr.h> /* Core Instruction Access */
|
||||
#include <core_cmFunc.h> /* Core Function Access */
|
||||
|
||||
#endif /* __CORE_CM0PLUS_H_GENERIC */
|
||||
|
||||
#ifndef __CMSIS_GENERIC
|
||||
|
||||
#ifndef __CORE_CM0PLUS_H_DEPENDANT
|
||||
#define __CORE_CM0PLUS_H_DEPENDANT
|
||||
|
||||
/* check device defines and use defaults */
|
||||
#if defined __CHECK_DEVICE_DEFINES
|
||||
#ifndef __CM0PLUS_REV
|
||||
#define __CM0PLUS_REV 0x0000
|
||||
#warning "__CM0PLUS_REV not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __MPU_PRESENT
|
||||
#define __MPU_PRESENT 0
|
||||
#warning "__MPU_PRESENT not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __VTOR_PRESENT
|
||||
#define __VTOR_PRESENT 0
|
||||
#warning "__VTOR_PRESENT not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __NVIC_PRIO_BITS
|
||||
#define __NVIC_PRIO_BITS 2
|
||||
#warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
|
||||
#endif
|
||||
|
||||
#ifndef __Vendor_SysTickConfig
|
||||
#define __Vendor_SysTickConfig 0
|
||||
#warning "__Vendor_SysTickConfig not defined in device header file; using default!"
|
||||
#endif
|
||||
#endif
|
||||
|
||||
/* IO definitions (access restrictions to peripheral registers) */
|
||||
/**
|
||||
\defgroup CMSIS_glob_defs CMSIS Global Defines
|
||||
|
||||
<strong>IO Type Qualifiers</strong> are used
|
||||
\li to specify the access to peripheral variables.
|
||||
\li for automatic generation of peripheral register debug information.
|
||||
*/
|
||||
#ifdef __cplusplus
|
||||
#define __I volatile /*!< Defines 'read only' permissions */
|
||||
#else
|
||||
#define __I volatile const /*!< Defines 'read only' permissions */
|
||||
#endif
|
||||
#define __O volatile /*!< Defines 'write only' permissions */
|
||||
#define __IO volatile /*!< Defines 'read / write' permissions */
|
||||
|
||||
/*@} end of group Cortex-M0+ */
|
||||
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* Register Abstraction
|
||||
Core Register contain:
|
||||
- Core Register
|
||||
- Core NVIC Register
|
||||
- Core SCB Register
|
||||
- Core SysTick Register
|
||||
- Core MPU Register
|
||||
******************************************************************************/
|
||||
/** \defgroup CMSIS_core_register Defines and Type Definitions
|
||||
\brief Type definitions and defines for Cortex-M processor based devices.
|
||||
*/
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_CORE Status and Control Registers
|
||||
\brief Core Register type definitions.
|
||||
@{
|
||||
*/
|
||||
|
||||
/** \brief Union type to access the Application Program Status Register (APSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
#if (__CORTEX_M != 0x04)
|
||||
uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
|
||||
#else
|
||||
uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
|
||||
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
|
||||
uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
|
||||
#endif
|
||||
uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
|
||||
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
|
||||
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
|
||||
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
|
||||
uint32_t N:1; /*!< bit: 31 Negative condition code flag */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} APSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Interrupt Program Status Register (IPSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
|
||||
uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} IPSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
|
||||
#if (__CORTEX_M != 0x04)
|
||||
uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
|
||||
#else
|
||||
uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
|
||||
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
|
||||
uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
|
||||
#endif
|
||||
uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
|
||||
uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
|
||||
uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
|
||||
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
|
||||
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
|
||||
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
|
||||
uint32_t N:1; /*!< bit: 31 Negative condition code flag */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} xPSR_Type;
|
||||
|
||||
|
||||
/** \brief Union type to access the Control Registers (CONTROL).
|
||||
*/
|
||||
typedef union
|
||||
{
|
||||
struct
|
||||
{
|
||||
uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
|
||||
uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
|
||||
uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
|
||||
uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
|
||||
} b; /*!< Structure used for bit access */
|
||||
uint32_t w; /*!< Type used for word access */
|
||||
} CONTROL_Type;
|
||||
|
||||
/*@} end of group CMSIS_CORE */
|
||||
|
||||
|
||||
/** \ingroup CMSIS_core_register
|
||||
\defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
|
||||