nrf52dk: cpu/nrf52832 support
This commit is contained in:
Wojciech Bober
parent
0671640ea2
commit
20f9515ed1
262
cpu/nrf52832/Makefile.nrf52832
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262
cpu/nrf52832/Makefile.nrf52832
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@ -0,0 +1,262 @@
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ifndef NRF52_SDK_ROOT
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$(error NRF52_SDK_ROOT not defined! You must specify where nRF52 SDK resides!)
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endif
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ifneq ($(filter %.flash erase,$(MAKECMDGOALS)),)
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ifeq ($(NRF52_JLINK_PATH),)
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NRF52_JLINK_PATH=$(shell location=$$(which JLinkExe) && dirname $$location)
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endif
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ifeq ($(NRF52_JLINK_PATH),)
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$(error JLink not found in PATH and NRF52_JLINK_PATH path is not defined)
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endif
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endif
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ifeq ($(CONTIKI_WITH_RIME),1)
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$(error Rime stack is not supported!)
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endif
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ifneq ($(CONTIKI_WITH_IPV6),1)
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$(error Only IPv6 stack is supported!)
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endif
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$(info SDK: $(NRF52_SDK_ROOT))
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ifeq ($(NRF52_DK_REVISION),)
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NRF52_DK_REVISION=pca10040
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endif
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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ifeq ($(NRF52_SOFTDEVICE),)
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NRF52_SOFTDEVICE := $(shell find $(NRF52_SDK_ROOT) -name *iot*_softdevice.hex | head -n 1)
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endif
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$(info SoftDevice: $(NRF52_SOFTDEVICE))
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LINKER_SCRIPT := $(CONTIKI_CPU)/ld/nrf52-$(NRF52_DK_REVISION)-sd.ld
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else
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LINKER_SCRIPT := $(CONTIKI_CPU)/ld/nrf52.ld
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endif
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OUTPUT_FILENAME := $(CONTIKI_PROJECT)
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MAKEFILE_NAME := $(MAKEFILE_LIST)
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MAKEFILE_DIR := $(dir $(MAKEFILE_NAME) )
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TEMPLATE_PATH = $(NRF52_SDK_ROOT)/components/toolchain/gcc
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OBJECT_DIRECTORY = $(OBJECTDIR)
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LISTING_DIRECTORY := $(OBJECTDIR)
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OUTPUT_BINARY_DIRECTORY := bin_$(TARGET)
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MK := mkdir
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RM := rm -rf
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# Toolchain commands
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CC := arm-none-eabi-gcc
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AS := arm-none-eabi-as
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AR := arm-none-eabi-ar
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LD := arm-none-eabi-ld
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NM := arm-none-eabi-nm
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OBJDUMP := arm-none-eabi-objdump
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OBJCOPY := arm-none-eabi-objcopy
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SIZE := arm-none-eabi-size
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# JLink
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JLINK := $(NRF52_JLINK_PATH)/JLinkExe
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JLINK_OPTS = -Device NRF52 -if swd -speed 1000
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ifneq ($(NRF52_JLINK_SN),)
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JLINK_OPTS += -SelectEmuBySN $(NRF52_JLINK_SN)
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endif
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#function for removing duplicates in a list
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remduplicates = $(strip $(if $1,$(firstword $1) $(call remduplicates,$(filter-out $(firstword $1),$1))))
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### CPU-dependent directories
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CONTIKI_CPU_DIRS += . dev ble #compat
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### CPU-dependent source files
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CONTIKI_CPU_SOURCEFILES += clock.c rtimer-arch.c uart0.c putchar.c watchdog.c
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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CONTIKI_CPU_SOURCEFILES += ble-core.c ble-mac.c
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endif
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CONTIKI_SOURCEFILES += $(CONTIKI_CPU_SOURCEFILES)
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#source common to all targets
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C_SOURCE_FILES += $(NRF52_SDK_ROOT)/components/drivers_nrf/common/nrf_drv_common.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/gpiote/nrf_drv_gpiote.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/rtc/nrf_drv_rtc.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/clock/nrf_drv_clock.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/timer/nrf_drv_timer.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/wdt/nrf_drv_wdt.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/rng/nrf_drv_rng.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/delay/nrf_delay.c \
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$(NRF52_SDK_ROOT)/components/drivers_nrf/uart/nrf_drv_uart.c \
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$(NRF52_SDK_ROOT)/components/libraries/util/app_error.c \
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$(NRF52_SDK_ROOT)/components/toolchain/system_nrf52.c
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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C_SOURCE_FILES += $(NRF52_SDK_ROOT)/components/softdevice/common/softdevice_handler/softdevice_handler.c \
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$(NRF52_SDK_ROOT)/components/ble/common/ble_advdata.c
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else
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C_SOURCE_FILES += $(NRF52_SDK_ROOT)/components/libraries/fifo/app_fifo.c \
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$(NRF52_SDK_ROOT)/components/libraries/util/app_util_platform.c
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endif
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#assembly files common to all targets
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ASM_SOURCE_FILES = $(NRF52_SDK_ROOT)/components/toolchain/gcc/gcc_startup_nrf52.s
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#includes common to all targets
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INC_PATHS += components/drivers_nrf/gpiote
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INC_PATHS += components/drivers_nrf/hal
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INC_PATHS += components/drivers_nrf/config
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INC_PATHS += components/drivers_nrf/delay
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INC_PATHS += components/drivers_nrf/uart
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INC_PATHS += components/drivers_nrf/common
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INC_PATHS += components/drivers_nrf/rtc
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INC_PATHS += components/drivers_nrf/wdt
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INC_PATHS += components/drivers_nrf/rng
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INC_PATHS += components/drivers_nrf/clock
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INC_PATHS += components/drivers_nrf/timer
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INC_PATHS += components/libraries/util
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INC_PATHS += components/libraries/timer
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INC_PATHS += components/device
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INC_PATHS += components/toolchain/gcc
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INC_PATHS += components/toolchain
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INC_PATHS += examples/bsp
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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INC_PATHS += components/softdevice/s1xx_iot/headers
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INC_PATHS += components/softdevice/s1xx_iot/headers/nrf52
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INC_PATHS += components/softdevice/common/softdevice_handler
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INC_PATHS += components/ble/common
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INC_PATHS += components/iot/common
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INC_PATHS += components/iot/ble_ipsp
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else
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INC_PATHS += components/drivers_nrf/nrf_soc_nosd
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INC_PATHS += components/libraries/fifo
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endif
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EXTERNALDIRS += $(addprefix $(NRF52_SDK_ROOT)/, $(INC_PATHS))
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# Sorting removes duplicates
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BUILD_DIRECTORIES := $(sort $(OUTPUT_BINARY_DIRECTORY) $(LISTING_DIRECTORY))
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# Clean files and directories
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CLEAN += bin_$(TARGET) lst_$(TARGET) nrf52832.a *.elf *.hex
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#flags common to all targets
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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CFLAGS += -DSOFTDEVICE_PRESENT
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CFLAGS += -DS132
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endif
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ifeq ($(SMALL),1)
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CFLAGS += -Os
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else
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CFLAGS += -O2
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endif
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CFLAGS += -DNRF52
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CFLAGS += -DBOARD_$(shell echo $(NRF52_DK_REVISION) | tr a-z A-Z)
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CFLAGS += -D__HEAP_SIZE=512
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CFLAGS += -DSWI_DISABLE0
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CFLAGS += -DCONFIG_GPIO_AS_PINRESET
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CFLAGS += -DBLE_STACK_SUPPORT_REQD
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CFLAGS += -mcpu=cortex-m4
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CFLAGS += -mthumb -mabi=aapcs --std=gnu99
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CFLAGS += -Wall -Werror
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CFLAGS += -ggdb
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CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
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# keep every function in separate section. This will allow linker to dump unused functions
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CFLAGS += -ffunction-sections -fdata-sections -fno-strict-aliasing
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CFLAGS += -fno-builtin --short-enums
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# keep every function in separate section. This will allow linker to dump unused functions
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LDFLAGS += -Xlinker -Map=$(LISTING_DIRECTORY)/$(OUTPUT_FILENAME).map
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LDFLAGS += -mthumb -mabi=aapcs -L $(TEMPLATE_PATH) -T$(LINKER_SCRIPT)
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LDFLAGS += -mcpu=cortex-m4
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LDFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
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# let linker to dump unused sections
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LDFLAGS += -Wl,--gc-sections
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# use newlib in nano version
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LDFLAGS += --specs=nano.specs -lc -lnosys
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# Assembler flags
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ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
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ASMFLAGS += -DSOFTDEVICE_PRESENT
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ASMFLAGS += -DS132
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endif
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ASMFLAGS += -x assembler-with-cpp
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ASMFLAGS += -DSWI_DISABLE0
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ASMFLAGS += -DNRF52
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ASMFLAGS += -DBOARD_$(shell echo $(NRF52_DK_REVISION) | tr a-z A-Z)
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ASMFLAGS += -DCONFIG_GPIO_AS_PINRESET
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ASMFLAGS += -DBLE_STACK_SUPPORT_REQD
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C_SOURCE_FILE_NAMES = $(notdir $(C_SOURCE_FILES))
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C_PATHS = $(call remduplicates, $(dir $(C_SOURCE_FILES) ) )
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C_OBJECTS = $(addprefix $(OBJECT_DIRECTORY)/, $(C_SOURCE_FILE_NAMES:.c=.o) )
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ASM_SOURCE_FILE_NAMES = $(notdir $(ASM_SOURCE_FILES))
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ASM_PATHS = $(call remduplicates, $(dir $(ASM_SOURCE_FILES) ))
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ASM_OBJECTS = $(addprefix $(OBJECT_DIRECTORY)/, $(ASM_SOURCE_FILE_NAMES:.s=.o) )
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vpath %.c $(C_PATHS)
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vpath %.s $(ASM_PATHS)
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OBJECTS = $(C_OBJECTS) $(ASM_OBJECTS)
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TARGET_LIBS= nrf52832.a $(NRF52_SDK_ROOT)/components/iot/ble_6lowpan/lib/ble_6lowpan.a
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### Don't treat the .elf as intermediate
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.PRECIOUS: %.hex %.bin
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nrf52832.a: $(OBJECTS)
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$(TRACE_AR)
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$(Q)$(AR) $(AROPTS) $@ $^
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### Compilation rules
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CUSTOM_RULE_LINK=1
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%.elf: $(TARGET_STARTFILES) %.co $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).a $(TARGET_LIBS)
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$(TRACE_LD)
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$(Q)$(CC) $(LDFLAGS) ${filter %o %.co %.a,$^} -o $@
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# Assemble files
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$(OBJECT_DIRECTORY)/%.o: %.s
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@echo Compiling file: $(notdir $<)
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$(Q)$(CC) $(ASMFLAGS) $(addprefix -I$(NRF52_SDK_ROOT)/, $(INC_PATHS)) -c -o $@ $<
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# Create binary file from the .out file
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%.bin: %.elf
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@echo Preparing: $@
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$(Q)$(OBJCOPY) -O binary $^ $@
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# Create binary .hex file from the .out file
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%.hex: %.elf
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@echo Preparing: $@
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$(Q)$(OBJCOPY) -O ihex $^ $@
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### We don't really need the .hex and .bin for the .$(TARGET) but let's make
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### sure they get built
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%.$(TARGET): %.elf %.hex %.bin
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cp $*.elf $@
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$(Q)$(SIZE) $@
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%.jlink:
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sed -e 's/#OUTPUT_FILENAME#/$*.hex/' $(CONTIKI_CPU)/flash.jlink > $@
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%.flash: %.hex %.jlink
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@echo Flashing: $^
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$(JLINK) $(JLINK_OPTS) -CommanderScript $*.jlink
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softdevice.jlink:
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sed -e 's,#OUTPUT_FILENAME#,$(NRF52_SOFTDEVICE),' $(CONTIKI_CPU)/flash.jlink > $@
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softdevice.flash: softdevice.jlink
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@echo Flashing: $(notdir $(NRF52_SOFTDEVICE))
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$(JLINK) $(JLINK_OPTS) -CommanderScript $^
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erase:
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$(JLINK) $(JLINK_OPTS) -CommanderScript $(CONTIKI_CPU)/erase.jlink
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.PHONY: softdevice.jlink
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238
cpu/nrf52832/ble/ble-core.c
Normal file
238
cpu/nrf52832/ble/ble-core.c
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/*
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* Copyright (c) 2015, Nordic Semiconductor
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/**
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* \addtogroup cpu
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* @{
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*
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* \addtogroup nrf52832
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* @{
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*
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* \addtogroup nrf52832-ble Bluetooth Low Energy drivers
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* @{
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*
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* \file
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* Basic BLE functions.
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* \author
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* Wojciech Bober <wojciech.bober@nordicsemi.no>
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*
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include "boards.h"
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#include "nordic_common.h"
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#include "nrf_delay.h"
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#include "nrf_sdm.h"
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#include "ble_advdata.h"
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#include "ble_srv_common.h"
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#include "ble_ipsp.h"
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#include "softdevice_handler.h"
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#include "app_error.h"
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#include "iot_defines.h"
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#include "ble-core.h"
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#define DEBUG 0
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#if DEBUG
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#include <stdio.h>
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#define PRINTF(...) printf(__VA_ARGS__)
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#else
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#define PRINTF(...)
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#endif
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#define IS_SRVC_CHANGED_CHARACT_PRESENT 1
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#define APP_ADV_TIMEOUT 0 /**< Time for which the device must be advertising in non-connectable mode (in seconds). 0 disables timeout. */
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#define APP_ADV_ADV_INTERVAL MSEC_TO_UNITS(333, UNIT_0_625_MS) /**< The advertising interval. This value can vary between 100ms to 10.24s). */
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static ble_gap_adv_params_t m_adv_params; /**< Parameters to be passed to the stack when starting advertising. */
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static void
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ble_evt_dispatch(ble_evt_t * p_ble_evt);
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Initialize and enable the BLE stack.
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*/
|
||||||
|
void
|
||||||
|
ble_stack_init(void)
|
||||||
|
{
|
||||||
|
uint32_t err_code;
|
||||||
|
|
||||||
|
// Enable BLE stack.
|
||||||
|
ble_enable_params_t ble_enable_params;
|
||||||
|
memset(&ble_enable_params, 0, sizeof(ble_enable_params));
|
||||||
|
ble_enable_params.gatts_enable_params.attr_tab_size =
|
||||||
|
BLE_GATTS_ATTR_TAB_SIZE_DEFAULT;
|
||||||
|
ble_enable_params.gatts_enable_params.service_changed =
|
||||||
|
IS_SRVC_CHANGED_CHARACT_PRESENT;
|
||||||
|
err_code = sd_ble_enable(&ble_enable_params);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
// Register with the SoftDevice handler module for BLE events.
|
||||||
|
err_code = softdevice_ble_evt_handler_set(ble_evt_dispatch);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
// Setup address
|
||||||
|
ble_gap_addr_t ble_addr;
|
||||||
|
err_code = sd_ble_gap_address_get(&ble_addr);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
ble_addr.addr[5] = 0x00;
|
||||||
|
ble_addr.addr_type = BLE_GAP_ADDR_TYPE_PUBLIC;
|
||||||
|
|
||||||
|
err_code = sd_ble_gap_address_set(BLE_GAP_ADDR_CYCLE_MODE_NONE, &ble_addr);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Return device EUI64 MAC address
|
||||||
|
* \param addr pointer to a buffer to store the address
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
ble_get_mac(uint8_t addr[8])
|
||||||
|
{
|
||||||
|
uint32_t err_code;
|
||||||
|
ble_gap_addr_t ble_addr;
|
||||||
|
|
||||||
|
err_code = sd_ble_gap_address_get(&ble_addr);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
IPV6_EUI64_CREATE_FROM_EUI48(addr, ble_addr.addr, ble_addr.addr_type);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Initialize BLE advertising data.
|
||||||
|
* \param name Human readable device name that will be advertised
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
ble_advertising_init(const char *name)
|
||||||
|
{
|
||||||
|
uint32_t err_code;
|
||||||
|
ble_advdata_t advdata;
|
||||||
|
uint8_t flags = BLE_GAP_ADV_FLAG_BR_EDR_NOT_SUPPORTED;
|
||||||
|
ble_gap_conn_sec_mode_t sec_mode;
|
||||||
|
|
||||||
|
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode);
|
||||||
|
|
||||||
|
err_code = sd_ble_gap_device_name_set(&sec_mode, (const uint8_t *)name,
|
||||||
|
strlen(name));
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
ble_uuid_t adv_uuids[] = {{BLE_UUID_IPSP_SERVICE, BLE_UUID_TYPE_BLE}};
|
||||||
|
|
||||||
|
// Build and set advertising data.
|
||||||
|
memset(&advdata, 0, sizeof(advdata));
|
||||||
|
|
||||||
|
advdata.name_type = BLE_ADVDATA_FULL_NAME;
|
||||||
|
advdata.flags = flags;
|
||||||
|
advdata.uuids_complete.uuid_cnt = sizeof(adv_uuids) / sizeof(adv_uuids[0]);
|
||||||
|
advdata.uuids_complete.p_uuids = adv_uuids;
|
||||||
|
|
||||||
|
err_code = ble_advdata_set(&advdata, NULL);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
// Initialize advertising parameters (used when starting advertising).
|
||||||
|
memset(&m_adv_params, 0, sizeof(m_adv_params));
|
||||||
|
|
||||||
|
m_adv_params.type = BLE_GAP_ADV_TYPE_ADV_IND;
|
||||||
|
m_adv_params.p_peer_addr = NULL; // Undirected advertisement.
|
||||||
|
m_adv_params.fp = BLE_GAP_ADV_FP_ANY;
|
||||||
|
m_adv_params.interval = APP_ADV_ADV_INTERVAL;
|
||||||
|
m_adv_params.timeout = APP_ADV_TIMEOUT;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Start BLE advertising.
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
ble_advertising_start(void)
|
||||||
|
{
|
||||||
|
uint32_t err_code;
|
||||||
|
|
||||||
|
err_code = sd_ble_gap_adv_start(&m_adv_params);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
PRINTF("ble-core: advertising started\n");
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Print GAP address.
|
||||||
|
* \param addr a pointer to address
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
ble_gap_addr_print(const ble_gap_addr_t *addr)
|
||||||
|
{
|
||||||
|
unsigned int i;
|
||||||
|
for(i = 0; i < sizeof(addr->addr); i++) {
|
||||||
|
if(i > 0) {
|
||||||
|
PRINTF(":");
|
||||||
|
}PRINTF("%02x", addr->addr[i]);
|
||||||
|
}PRINTF(" (%d)", addr->addr_type);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Function for handling the Application's BLE Stack events.
|
||||||
|
* \param[in] p_ble_evt Bluetooth stack event.
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
on_ble_evt(ble_evt_t *p_ble_evt)
|
||||||
|
{
|
||||||
|
switch(p_ble_evt->header.evt_id) {
|
||||||
|
case BLE_GAP_EVT_CONNECTED:
|
||||||
|
PRINTF("ble-core: connected [handle:%d, peer: ", p_ble_evt->evt.gap_evt.conn_handle);
|
||||||
|
ble_gap_addr_print(&(p_ble_evt->evt.gap_evt.params.connected.peer_addr));
|
||||||
|
PRINTF("]\n");
|
||||||
|
sd_ble_gap_rssi_start(p_ble_evt->evt.gap_evt.conn_handle,
|
||||||
|
BLE_GAP_RSSI_THRESHOLD_INVALID,
|
||||||
|
0);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case BLE_GAP_EVT_DISCONNECTED:
|
||||||
|
PRINTF("ble-core: disconnected [handle:%d]\n", p_ble_evt->evt.gap_evt.conn_handle);
|
||||||
|
ble_advertising_start();
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief SoftDevice BLE event callback.
|
||||||
|
* \param[in] p_ble_evt Bluetooth stack event.
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
ble_evt_dispatch(ble_evt_t *p_ble_evt)
|
||||||
|
{
|
||||||
|
ble_ipsp_evt_handler(p_ble_evt);
|
||||||
|
on_ble_evt(p_ble_evt);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
61
cpu/nrf52832/ble/ble-core.h
Normal file
61
cpu/nrf52832/ble/ble-core.h
Normal file
|
|
@ -0,0 +1,61 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup cpu
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-ble Bluetooth Low Energy drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Basic BLE functions.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#ifndef DEV_BLE_H_
|
||||||
|
#define DEV_BLE_H_
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
|
||||||
|
void ble_stack_init(void);
|
||||||
|
void ble_advertising_init(const char *name);
|
||||||
|
void ble_advertising_start(void);
|
||||||
|
void ble_get_mac(uint8_t addr[8]);
|
||||||
|
|
||||||
|
#endif /* DEV_BLE_H_ */
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
386
cpu/nrf52832/ble/ble-mac.c
Normal file
386
cpu/nrf52832/ble/ble-mac.c
Normal file
|
|
@ -0,0 +1,386 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-ble
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* A MAC protocol implementation that uses nRF52 IPSP implementation
|
||||||
|
* as a link layer.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <ble-core.h>
|
||||||
|
#include "app_error.h"
|
||||||
|
#include "ble_ipsp.h"
|
||||||
|
#include "nrf_soc.h"
|
||||||
|
#include "iot_defines.h"
|
||||||
|
|
||||||
|
#include "net/mac/nullmac.h"
|
||||||
|
#include "net/netstack.h"
|
||||||
|
#include "net/ip/uip.h"
|
||||||
|
#include "net/ip/tcpip.h"
|
||||||
|
#include "net/packetbuf.h"
|
||||||
|
#include "net/netstack.h"
|
||||||
|
#include "net/linkaddr.h"
|
||||||
|
|
||||||
|
#include "dev/watchdog.h"
|
||||||
|
|
||||||
|
#define DEBUG 0
|
||||||
|
#if DEBUG
|
||||||
|
#include <stdio.h>
|
||||||
|
#define PRINTF(...) printf(__VA_ARGS__)
|
||||||
|
#else
|
||||||
|
#define PRINTF(...)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifndef BLE_MAC_MAX_INTERFACE_NUM
|
||||||
|
#define BLE_MAC_MAX_INTERFACE_NUM 1 /**< Maximum number of interfaces, i.e., connection to master devices */
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
process_event_t ble_event_interface_added; /**< This event is broadcast when BLE connection is established */
|
||||||
|
process_event_t ble_event_interface_deleted; /**< This event is broadcast when BLE connection is destroyed */
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
PROCESS(ble_ipsp_process, "BLE IPSP process");
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief A structure that binds IPSP connection with a peer address.
|
||||||
|
*/
|
||||||
|
typedef struct {
|
||||||
|
eui64_t peer_addr;
|
||||||
|
ble_ipsp_handle_t handle;
|
||||||
|
} ble_mac_interface_t;
|
||||||
|
|
||||||
|
static ble_mac_interface_t interfaces[BLE_MAC_MAX_INTERFACE_NUM];
|
||||||
|
|
||||||
|
static volatile int busy_tx; /**< Flag is set to 1 when the driver is busy transmitting a packet. */
|
||||||
|
static volatile int busy_rx; /**< Flag is set to 1 when there is a received packet pending. */
|
||||||
|
|
||||||
|
struct {
|
||||||
|
eui64_t src;
|
||||||
|
uint8_t payload[PACKETBUF_SIZE];
|
||||||
|
uint16_t len;
|
||||||
|
int8_t rssi;
|
||||||
|
} input_packet;
|
||||||
|
|
||||||
|
static mac_callback_t mac_sent_cb;
|
||||||
|
static void *mac_sent_ptr;
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Lookup interface by IPSP connection.
|
||||||
|
*
|
||||||
|
* \param handle a pointer to IPSP handle.
|
||||||
|
* \retval a pointer to interface structure
|
||||||
|
* \retval NULL if no interface has been found for a given handle
|
||||||
|
*/
|
||||||
|
static ble_mac_interface_t *
|
||||||
|
ble_mac_interface_lookup(ble_ipsp_handle_t *handle)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
for(i = 0; i < BLE_MAC_MAX_INTERFACE_NUM; i++) {
|
||||||
|
if(interfaces[i].handle.conn_handle == handle->conn_handle &&
|
||||||
|
interfaces[i].handle.cid == handle->cid) {
|
||||||
|
return &interfaces[i];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Add IPSP connection to the interface table.
|
||||||
|
*
|
||||||
|
* This function binds IPSP connection with peer address.
|
||||||
|
*
|
||||||
|
* \param peer a pointer to eui64 address
|
||||||
|
* \param handle a pointer to IPSP handle
|
||||||
|
*
|
||||||
|
* \retval a pointer to an interface structure on success
|
||||||
|
* \retval NULL if interface table is full
|
||||||
|
*/
|
||||||
|
static ble_mac_interface_t *
|
||||||
|
ble_mac_interface_add(eui64_t *peer, ble_ipsp_handle_t *handle)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
for(i = 0; i < BLE_MAC_MAX_INTERFACE_NUM; i++) {
|
||||||
|
if(interfaces[i].handle.conn_handle == 0 && interfaces[i].handle.cid == 0) {
|
||||||
|
memcpy(&interfaces[i].handle, handle, sizeof(ble_ipsp_handle_t));
|
||||||
|
memcpy(&interfaces[i].peer_addr, peer, sizeof(eui64_t));
|
||||||
|
process_post(PROCESS_BROADCAST, ble_event_interface_added, NULL);
|
||||||
|
return &interfaces[i];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Remove interface from the interface table.
|
||||||
|
* \param interface a pointer to interface
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
ble_mac_interface_delete(ble_mac_interface_t *interface)
|
||||||
|
{
|
||||||
|
memset(interface, 0, sizeof(ble_mac_interface_t));
|
||||||
|
process_post(PROCESS_BROADCAST, ble_event_interface_deleted, NULL);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Callback registered with IPSP to receive asynchronous events from the module.
|
||||||
|
* \note This function is called from SoftDevice interrupt context.
|
||||||
|
*
|
||||||
|
* \param[in] p_handle Pointer to IPSP handle.
|
||||||
|
* \param[in] p_evt Pointer to specific event, generated by IPSP module.
|
||||||
|
*
|
||||||
|
* \return NRF_SUCCESS on success, otherwise NRF_ERROR_NO_MEM error.
|
||||||
|
*/
|
||||||
|
static uint32_t
|
||||||
|
ble_mac_ipsp_evt_handler_irq(ble_ipsp_handle_t *p_handle, ble_ipsp_evt_t *p_evt)
|
||||||
|
{
|
||||||
|
uint32_t retval = NRF_SUCCESS;
|
||||||
|
|
||||||
|
ble_mac_interface_t *p_instance = NULL;
|
||||||
|
p_instance = ble_mac_interface_lookup(p_handle);
|
||||||
|
|
||||||
|
if(p_handle) {
|
||||||
|
PRINTF("ble-mac: IPSP event [handle:%d CID 0x%04X]\n", p_handle->conn_handle, p_handle->cid);
|
||||||
|
}
|
||||||
|
|
||||||
|
switch(p_evt->evt_id) {
|
||||||
|
case BLE_IPSP_EVT_CHANNEL_CONNECTED: {
|
||||||
|
eui64_t peer_addr;
|
||||||
|
|
||||||
|
PRINTF("ble-mac: channel connected\n");
|
||||||
|
|
||||||
|
IPV6_EUI64_CREATE_FROM_EUI48(
|
||||||
|
peer_addr.identifier,
|
||||||
|
p_evt->evt_param->params.ch_conn_request.peer_addr.addr,
|
||||||
|
p_evt->evt_param->params.ch_conn_request.peer_addr.addr_type);
|
||||||
|
|
||||||
|
p_instance = ble_mac_interface_add(&peer_addr, p_handle);
|
||||||
|
|
||||||
|
if(p_instance != NULL) {
|
||||||
|
PRINTF("ble-mac: added new IPSP interface\n");
|
||||||
|
} else {
|
||||||
|
PRINTF("ble-mac: cannot add new interface. Table is full\n");
|
||||||
|
ble_ipsp_disconnect(p_handle);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
case BLE_IPSP_EVT_CHANNEL_DISCONNECTED: {
|
||||||
|
PRINTF("ble-mac: channel disconnected\n");
|
||||||
|
if(p_instance != NULL) {
|
||||||
|
PRINTF("ble-mac: removed IPSP interface\n");
|
||||||
|
ble_mac_interface_delete(p_instance);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
case BLE_IPSP_EVT_CHANNEL_DATA_RX: {
|
||||||
|
PRINTF("ble-mac: data received\n");
|
||||||
|
if(p_instance != NULL) {
|
||||||
|
if(busy_rx) {
|
||||||
|
PRINTF("ble-mac: packet dropped as input buffer is busy\n");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(p_evt->evt_param->params.ch_rx.len > PACKETBUF_SIZE) {
|
||||||
|
PRINTF("ble-mac: packet buffer is too small!\n");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
busy_rx = 1;
|
||||||
|
|
||||||
|
input_packet.len = p_evt->evt_param->params.ch_rx.len;
|
||||||
|
memcpy(input_packet.payload, p_evt->evt_param->params.ch_rx.p_data, input_packet.len);
|
||||||
|
memcpy(input_packet.src.identifier, p_instance->peer_addr.identifier, sizeof(eui64_t));
|
||||||
|
sd_ble_gap_rssi_get(p_handle->conn_handle, &input_packet.rssi);
|
||||||
|
|
||||||
|
process_poll(&ble_ipsp_process);
|
||||||
|
} else {
|
||||||
|
PRINTF("ble-mac: got data to unknown interface!\n");
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
case BLE_IPSP_EVT_CHANNEL_DATA_TX_COMPLETE: {
|
||||||
|
PRINTF("ble-mac: data transmitted\n");
|
||||||
|
busy_tx = 0;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return retval;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
PROCESS_THREAD(ble_ipsp_process, ev, data)
|
||||||
|
{
|
||||||
|
PROCESS_BEGIN();
|
||||||
|
|
||||||
|
while(1) {
|
||||||
|
PROCESS_WAIT_EVENT();
|
||||||
|
if(ev == PROCESS_EVENT_POLL) {
|
||||||
|
packetbuf_copyfrom(input_packet.payload, input_packet.len);
|
||||||
|
packetbuf_set_attr(PACKETBUF_ATTR_RSSI, input_packet.rssi);
|
||||||
|
packetbuf_set_addr(PACKETBUF_ADDR_SENDER, (const linkaddr_t *)input_packet.src.identifier);
|
||||||
|
packetbuf_set_addr(PACKETBUF_ADDR_RECEIVER, &linkaddr_node_addr);
|
||||||
|
busy_rx = 0;
|
||||||
|
NETSTACK_LLSEC.input();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
PROCESS_END();
|
||||||
|
}
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Lookup IPSP handle by peer address.
|
||||||
|
*
|
||||||
|
* \param addr a pointer to eui64 address.
|
||||||
|
* \retval a pointer to IPSP handle on success
|
||||||
|
* \retval NULL if an IPSP handle for given address haven't been found
|
||||||
|
*/
|
||||||
|
static ble_ipsp_handle_t *
|
||||||
|
find_handle(const linkaddr_t *addr)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
for(i = 0; i < BLE_MAC_MAX_INTERFACE_NUM; i++) {
|
||||||
|
if(linkaddr_cmp((const linkaddr_t *)&interfaces[i].peer_addr, addr)) {
|
||||||
|
return &interfaces[i].handle;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Send packet on a given IPSP handle.
|
||||||
|
*
|
||||||
|
* \param handle a pointer to IPSP handle.
|
||||||
|
* \return 1 on success, 0 otherwise
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
send_to_peer(ble_ipsp_handle_t *handle)
|
||||||
|
{
|
||||||
|
PRINTF("ble-mac: sending packet[GAP handle:%d CID:0x%04X]\n", handle->conn_handle, handle->cid);
|
||||||
|
return (ble_ipsp_send(handle, packetbuf_dataptr(), packetbuf_datalen()) == NRF_SUCCESS);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static void
|
||||||
|
send_packet(mac_callback_t sent, void *ptr)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
const linkaddr_t *dest;
|
||||||
|
ble_ipsp_handle_t *handle;
|
||||||
|
int ret = 0;
|
||||||
|
|
||||||
|
mac_sent_cb = sent;
|
||||||
|
mac_sent_ptr = ptr;
|
||||||
|
|
||||||
|
dest = packetbuf_addr(PACKETBUF_ADDR_RECEIVER);
|
||||||
|
|
||||||
|
if(linkaddr_cmp(dest, &linkaddr_null)) {
|
||||||
|
for(i = 0; i < BLE_MAC_MAX_INTERFACE_NUM; i++) {
|
||||||
|
if(interfaces[i].handle.cid != 0 && interfaces[i].handle.conn_handle != 0) {
|
||||||
|
ret = send_to_peer(&interfaces[i].handle);
|
||||||
|
watchdog_periodic();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} else if((handle = find_handle(dest)) != NULL) {
|
||||||
|
ret = send_to_peer(handle);
|
||||||
|
} else {
|
||||||
|
PRINTF("ble-mac: no connection found for peer");
|
||||||
|
}
|
||||||
|
|
||||||
|
if(ret) {
|
||||||
|
busy_tx = 1;
|
||||||
|
while(busy_tx) {
|
||||||
|
watchdog_periodic();
|
||||||
|
sd_app_evt_wait();
|
||||||
|
}
|
||||||
|
mac_call_sent_callback(sent, ptr, MAC_TX_OK, 1);
|
||||||
|
} else {
|
||||||
|
mac_call_sent_callback(sent, ptr, MAC_TX_ERR, 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static int
|
||||||
|
on(void)
|
||||||
|
{
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static int
|
||||||
|
off(int keep_radio_on)
|
||||||
|
{
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static unsigned short
|
||||||
|
channel_check_interval(void)
|
||||||
|
{
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static void
|
||||||
|
init(void)
|
||||||
|
{
|
||||||
|
// Initialize IPSP service
|
||||||
|
uint32_t err_code;
|
||||||
|
ble_ipsp_init_t ipsp_init_params;
|
||||||
|
|
||||||
|
memset(&ipsp_init_params, 0, sizeof(ipsp_init_params));
|
||||||
|
ipsp_init_params.evt_handler = ble_mac_ipsp_evt_handler_irq;
|
||||||
|
err_code = ble_ipsp_init(&ipsp_init_params);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
ble_event_interface_added = process_alloc_event();
|
||||||
|
ble_event_interface_deleted = process_alloc_event();
|
||||||
|
|
||||||
|
process_start(&ble_ipsp_process, NULL);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
const struct mac_driver ble_ipsp_mac_driver = {
|
||||||
|
"nRF52 IPSP driver",
|
||||||
|
init,
|
||||||
|
send_packet,
|
||||||
|
NULL,
|
||||||
|
on,
|
||||||
|
off,
|
||||||
|
channel_check_interval,
|
||||||
|
};
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
53
cpu/nrf52832/ble/ble-mac.h
Normal file
53
cpu/nrf52832/ble/ble-mac.h
Normal file
|
|
@ -0,0 +1,53 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-ble
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* A MAC protocol implementation that uses nRF52 IPSP implementation
|
||||||
|
* as a link layer.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#ifndef BLE_MAC_H_
|
||||||
|
#define BLE_MAC_H_
|
||||||
|
|
||||||
|
#include "sys/process.h"
|
||||||
|
#include "net/mac/mac.h"
|
||||||
|
|
||||||
|
extern const struct mac_driver ble_ipsp_mac_driver; /**< BLE over IPSP MAC driver structure */
|
||||||
|
extern process_event_t ble_event_interface_added; /**< This event is broadcast when a new IPSP connection is established */
|
||||||
|
extern process_event_t ble_event_interface_deleted; /**< This event is broadcast when a IPSP connection is deleted */
|
||||||
|
|
||||||
|
#endif /* BLE_MAC_H_ */
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
171
cpu/nrf52832/dev/clock.c
Normal file
171
cpu/nrf52832/dev/clock.c
Normal file
|
|
@ -0,0 +1,171 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015 Nordic Semiconductor. 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 the copyright holder 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.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-clock Clock driver
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Software clock implementation for the nRF52.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include "nrf.h"
|
||||||
|
#include "nrf_drv_config.h"
|
||||||
|
#include "nrf_drv_rtc.h"
|
||||||
|
#include "nrf_drv_clock.h"
|
||||||
|
#include "nrf_delay.h"
|
||||||
|
#include "app_error.h"
|
||||||
|
#include "contiki.h"
|
||||||
|
#include "platform-conf.h"
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
const nrf_drv_rtc_t rtc = NRF_DRV_RTC_INSTANCE(PLATFORM_RTC_INSTANCE_ID); /**< RTC instance used for platform clock */
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static volatile uint32_t ticks;
|
||||||
|
void clock_update(void);
|
||||||
|
|
||||||
|
#define TICKS (RTC1_CONFIG_FREQUENCY/CLOCK_CONF_SECOND)
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \brief Function for handling the RTC0 interrupts
|
||||||
|
* \param int_type Type of interrupt to be handled
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
rtc_handler(nrf_drv_rtc_int_type_t int_type)
|
||||||
|
{
|
||||||
|
if (int_type == NRF_DRV_RTC_INT_TICK) {
|
||||||
|
clock_update();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifndef SOFTDEVICE_PRESENT
|
||||||
|
/** \brief Function starting the internal LFCLK XTAL oscillator.
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
lfclk_config(void)
|
||||||
|
{
|
||||||
|
ret_code_t err_code = nrf_drv_clock_init(NULL);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
nrf_drv_clock_lfclk_request();
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \brief Function initialization and configuration of RTC driver instance.
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
rtc_config(void)
|
||||||
|
{
|
||||||
|
uint32_t err_code;
|
||||||
|
|
||||||
|
//Initialize RTC instance
|
||||||
|
err_code = nrf_drv_rtc_init(&rtc, NULL, rtc_handler);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
//Enable tick event & interrupt
|
||||||
|
nrf_drv_rtc_tick_enable(&rtc, true);
|
||||||
|
|
||||||
|
//Power on RTC instance
|
||||||
|
nrf_drv_rtc_enable(&rtc);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
clock_init(void)
|
||||||
|
{
|
||||||
|
ticks = 0;
|
||||||
|
#ifndef SOFTDEVICE_PRESENT
|
||||||
|
lfclk_config();
|
||||||
|
#endif
|
||||||
|
rtc_config();
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
CCIF clock_time_t
|
||||||
|
clock_time(void)
|
||||||
|
{
|
||||||
|
return (clock_time_t)(ticks & 0xFFFFFFFF);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
clock_update(void)
|
||||||
|
{
|
||||||
|
ticks++;
|
||||||
|
if (etimer_pending()) {
|
||||||
|
etimer_request_poll();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
CCIF unsigned long
|
||||||
|
clock_seconds(void)
|
||||||
|
{
|
||||||
|
return (unsigned long)ticks/CLOCK_CONF_SECOND;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
clock_wait(clock_time_t i)
|
||||||
|
{
|
||||||
|
clock_time_t start;
|
||||||
|
start = clock_time();
|
||||||
|
while (clock_time() - start < (clock_time_t)i) {
|
||||||
|
__WFE();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
clock_delay_usec(uint16_t dt)
|
||||||
|
{
|
||||||
|
nrf_delay_us(dt);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Obsolete delay function but we implement it here since some code
|
||||||
|
* still uses it
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
clock_delay(unsigned int i)
|
||||||
|
{
|
||||||
|
clock_delay_usec(i);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
67
cpu/nrf52832/dev/lpm.h
Normal file
67
cpu/nrf52832/dev/lpm.h
Normal file
|
|
@ -0,0 +1,67 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-lpm Low power mode functions
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* A header file for low power mode functions.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#ifndef LPM_H
|
||||||
|
#define LPM_H
|
||||||
|
|
||||||
|
#ifdef SOFTDEVICE_PRESENT
|
||||||
|
#include "nrf_soc.h"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \brief Stop and wait for an event
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
static inline void
|
||||||
|
lpm_drop(void)
|
||||||
|
{
|
||||||
|
#ifdef SOFTDEVICE_PRESENT
|
||||||
|
sd_app_evt_wait();
|
||||||
|
#else
|
||||||
|
__WFI();
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif /* DEV_LPM_H_ */
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
90
cpu/nrf52832/dev/random.c
Normal file
90
cpu/nrf52832/dev/random.c
Normal file
|
|
@ -0,0 +1,90 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-rng Hardware random number generator
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Random number generator routines exploiting the nRF52 hardware
|
||||||
|
* capabilities.
|
||||||
|
*
|
||||||
|
* This file overrides core/lib/random.c.
|
||||||
|
*
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#include <stddef.h>
|
||||||
|
#include <nrf_drv_rng.h>
|
||||||
|
#include "app_error.h"
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Generates a new random number using the nRF52 RNG.
|
||||||
|
* \return a random number.
|
||||||
|
*/
|
||||||
|
unsigned short
|
||||||
|
random_rand(void)
|
||||||
|
{
|
||||||
|
unsigned short value = 42;
|
||||||
|
uint8_t available;
|
||||||
|
ret_code_t err_code;
|
||||||
|
|
||||||
|
do {
|
||||||
|
nrf_drv_rng_bytes_available(&available);
|
||||||
|
} while (available < sizeof(value));
|
||||||
|
|
||||||
|
err_code = nrf_drv_rng_rand((uint8_t *)&value, sizeof(value));
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
|
||||||
|
return value;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Initialize the nRF52 random number generator.
|
||||||
|
* \param seed Ignored. It's here because the function prototype is in core.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
random_init(unsigned short seed)
|
||||||
|
{
|
||||||
|
(void)seed;
|
||||||
|
ret_code_t err_code = nrf_drv_rng_init(NULL);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
}
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
118
cpu/nrf52832/dev/uart0.c
Normal file
118
cpu/nrf52832/dev/uart0.c
Normal file
|
|
@ -0,0 +1,118 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-uart UART driver
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Contiki compatible UART driver.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include "nrf.h"
|
||||||
|
#include "nrf_drv_config.h"
|
||||||
|
#include "nrf_drv_uart.h"
|
||||||
|
#include "app_util_platform.h"
|
||||||
|
#include "app_error.h"
|
||||||
|
|
||||||
|
#include "contiki.h"
|
||||||
|
#include "dev/uart0.h"
|
||||||
|
#include "dev/watchdog.h"
|
||||||
|
#include "lib/ringbuf.h"
|
||||||
|
|
||||||
|
#define TXBUFSIZE 128
|
||||||
|
static uint8_t rx_buffer[1];
|
||||||
|
|
||||||
|
static int (*uart0_input_handler)(unsigned char c);
|
||||||
|
|
||||||
|
static struct ringbuf txbuf;
|
||||||
|
static uint8_t txbuf_data[TXBUFSIZE];
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
static void
|
||||||
|
uart_event_handler(nrf_drv_uart_event_t * p_event, void * p_context)
|
||||||
|
{
|
||||||
|
ENERGEST_ON(ENERGEST_TYPE_IRQ);
|
||||||
|
|
||||||
|
if (p_event->type == NRF_DRV_UART_EVT_RX_DONE) {
|
||||||
|
if (uart0_input_handler != NULL) {
|
||||||
|
uart0_input_handler(p_event->data.rxtx.p_data[0]);
|
||||||
|
}
|
||||||
|
(void)nrf_drv_uart_rx(rx_buffer, 1);
|
||||||
|
} else if (p_event->type == NRF_DRV_UART_EVT_TX_DONE) {
|
||||||
|
if (ringbuf_elements(&txbuf) > 0) {
|
||||||
|
uint8_t c = ringbuf_get(&txbuf);
|
||||||
|
nrf_drv_uart_tx(&c, 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
ENERGEST_OFF(ENERGEST_TYPE_IRQ);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
uart0_set_input(int (*input)(unsigned char c))
|
||||||
|
{
|
||||||
|
uart0_input_handler = input;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
uart0_writeb(unsigned char c)
|
||||||
|
{
|
||||||
|
if (nrf_drv_uart_tx(&c, 1) == NRF_ERROR_BUSY) {
|
||||||
|
while (ringbuf_put(&txbuf, c) == 0) {
|
||||||
|
__WFE();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* Initialize the RS232 port.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
uart0_init(unsigned long ubr)
|
||||||
|
{
|
||||||
|
nrf_drv_uart_config_t config = NRF_DRV_UART_DEFAULT_CONFIG;
|
||||||
|
ret_code_t retcode = nrf_drv_uart_init(&config, uart_event_handler);
|
||||||
|
APP_ERROR_CHECK(retcode);
|
||||||
|
|
||||||
|
ringbuf_init(&txbuf, txbuf_data, sizeof(txbuf_data));
|
||||||
|
|
||||||
|
nrf_drv_uart_rx_enable();
|
||||||
|
nrf_drv_uart_rx(rx_buffer, 1);
|
||||||
|
}
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
57
cpu/nrf52832/dev/uart0.h
Normal file
57
cpu/nrf52832/dev/uart0.h
Normal file
|
|
@ -0,0 +1,57 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-uart UART driver
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* A header file for Contiki compatible UART driver.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#ifndef UART_0_H
|
||||||
|
#define UART_0_H
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include "contiki-conf.h"
|
||||||
|
|
||||||
|
void uart0_init();
|
||||||
|
void uart0_writeb(uint8_t byte);
|
||||||
|
|
||||||
|
void uart0_set_input(int (* input)(unsigned char c));
|
||||||
|
|
||||||
|
#endif /* UART_0_H */
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
93
cpu/nrf52832/dev/watchdog.c
Normal file
93
cpu/nrf52832/dev/watchdog.c
Normal file
|
|
@ -0,0 +1,93 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832-dev Device drivers
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \addtogroup nrf52832-watchdog Watchdog driver
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Contiki compatible watchdog driver implementation.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
#include <nrf_drv_wdt.h>
|
||||||
|
#include "app_error.h"
|
||||||
|
#include "contiki-conf.h"
|
||||||
|
|
||||||
|
static nrf_drv_wdt_channel_id wdt_channel_id;
|
||||||
|
static uint8_t wdt_initialized = 0;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \brief WDT events handler.
|
||||||
|
*/
|
||||||
|
static void wdt_event_handler(void)
|
||||||
|
{
|
||||||
|
LEDS_OFF(LEDS_MASK);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
watchdog_init(void)
|
||||||
|
{
|
||||||
|
ret_code_t err_code;
|
||||||
|
err_code = nrf_drv_wdt_init(NULL, &wdt_event_handler);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
err_code = nrf_drv_wdt_channel_alloc(&wdt_channel_id);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
wdt_initialized = 1;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
watchdog_start(void)
|
||||||
|
{
|
||||||
|
if(wdt_initialized) {
|
||||||
|
nrf_drv_wdt_enable();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
watchdog_periodic(void)
|
||||||
|
{
|
||||||
|
if(wdt_initialized) {
|
||||||
|
nrf_drv_wdt_channel_feed(wdt_channel_id);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
void
|
||||||
|
watchdog_reboot(void)
|
||||||
|
{
|
||||||
|
NVIC_SystemReset();
|
||||||
|
}
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
2
cpu/nrf52832/erase.jlink
Normal file
2
cpu/nrf52832/erase.jlink
Normal file
|
|
@ -0,0 +1,2 @@
|
||||||
|
erase
|
||||||
|
q
|
||||||
4
cpu/nrf52832/flash.jlink
Normal file
4
cpu/nrf52832/flash.jlink
Normal file
|
|
@ -0,0 +1,4 @@
|
||||||
|
loadfile #OUTPUT_FILENAME#
|
||||||
|
r
|
||||||
|
g
|
||||||
|
q
|
||||||
12
cpu/nrf52832/ld/nrf52-pca10036-sd.ld
Normal file
12
cpu/nrf52832/ld/nrf52-pca10036-sd.ld
Normal file
|
|
@ -0,0 +1,12 @@
|
||||||
|
/* Linker script to configure memory regions. */
|
||||||
|
|
||||||
|
SEARCH_DIR(.)
|
||||||
|
GROUP(-lgcc -lc -lnosys)
|
||||||
|
|
||||||
|
MEMORY
|
||||||
|
{
|
||||||
|
FLASH (rx) : ORIGIN = 0x1f000, LENGTH = 0x61000
|
||||||
|
RAM (rwx) : ORIGIN = 0x08000000, LENGTH = 0x8000
|
||||||
|
}
|
||||||
|
|
||||||
|
INCLUDE "nrf5x_common.ld"
|
||||||
12
cpu/nrf52832/ld/nrf52-pca10040-sd.ld
Normal file
12
cpu/nrf52832/ld/nrf52-pca10040-sd.ld
Normal file
|
|
@ -0,0 +1,12 @@
|
||||||
|
/* Linker script to configure memory regions. */
|
||||||
|
|
||||||
|
SEARCH_DIR(.)
|
||||||
|
GROUP(-lgcc -lc -lnosys)
|
||||||
|
|
||||||
|
MEMORY
|
||||||
|
{
|
||||||
|
FLASH (rx) : ORIGIN = 0x1f000, LENGTH = 0x61000
|
||||||
|
RAM (rwx) : ORIGIN = 0x20002800, LENGTH = 0xD800
|
||||||
|
}
|
||||||
|
|
||||||
|
INCLUDE "nrf5x_common.ld"
|
||||||
12
cpu/nrf52832/ld/nrf52.ld
Normal file
12
cpu/nrf52832/ld/nrf52.ld
Normal file
|
|
@ -0,0 +1,12 @@
|
||||||
|
/* Linker script to configure memory regions. */
|
||||||
|
|
||||||
|
SEARCH_DIR(.)
|
||||||
|
GROUP(-lgcc -lc -lnosys)
|
||||||
|
|
||||||
|
MEMORY
|
||||||
|
{
|
||||||
|
FLASH (rx) : ORIGIN = 0x0, LENGTH = 0x80000
|
||||||
|
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x8000
|
||||||
|
}
|
||||||
|
|
||||||
|
INCLUDE "nrf5x_common.ld"
|
||||||
48
cpu/nrf52832/mtarch.h
Normal file
48
cpu/nrf52832/mtarch.h
Normal file
|
|
@ -0,0 +1,48 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2010, Loughborough University - Computer Science
|
||||||
|
* 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. The name of the author may not be used to endorse or promote
|
||||||
|
* products derived from this software without specific prior
|
||||||
|
* written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/*
|
||||||
|
* \file
|
||||||
|
* Stub header file for multi-threading. It doesn't do anything, it
|
||||||
|
* just exists so that mt.c can compile cleanly.
|
||||||
|
*
|
||||||
|
* This is based on the original mtarch.h for z80 by Takahide Matsutsuka
|
||||||
|
*
|
||||||
|
* \author
|
||||||
|
* George Oikonomou - <oikonomou@users.sourceforge.net>
|
||||||
|
*/
|
||||||
|
#ifndef __MTARCH_H__
|
||||||
|
#define __MTARCH_H__
|
||||||
|
|
||||||
|
struct mtarch_thread {
|
||||||
|
unsigned char *sp;
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /* __MTARCH_H__ */
|
||||||
70
cpu/nrf52832/putchar.c
Normal file
70
cpu/nrf52832/putchar.c
Normal file
|
|
@ -0,0 +1,70 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Hardware specific implementation of putchar() and puts() functions.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#include <string.h>
|
||||||
|
#include "dev/uart0.h"
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
int
|
||||||
|
putchar(int c)
|
||||||
|
{
|
||||||
|
uart0_writeb(c);
|
||||||
|
return c;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
int
|
||||||
|
puts(const char *str)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if (str == NULL) {
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
for (i = 0; i < strlen(str); i++) {
|
||||||
|
uart0_writeb(str[i]);
|
||||||
|
}
|
||||||
|
|
||||||
|
uart0_writeb('\n');
|
||||||
|
return i;
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
110
cpu/nrf52832/rtimer-arch.c
Normal file
110
cpu/nrf52832/rtimer-arch.c
Normal file
|
|
@ -0,0 +1,110 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015 Nordic Semiconductor. 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 the copyright holder 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.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Implementation of the architecture dependent rtimer functions for the nRF52
|
||||||
|
*
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*/
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stddef.h>
|
||||||
|
#include "nrf.h"
|
||||||
|
#include "nrf_drv_timer.h"
|
||||||
|
#include "app_error.h"
|
||||||
|
#include "contiki.h"
|
||||||
|
#include "platform-conf.h"
|
||||||
|
|
||||||
|
static const nrf_drv_timer_t timer = NRF_DRV_TIMER_INSTANCE(PLATFORM_TIMER_INSTANCE_ID); /**< Timer instance used for rtimer */
|
||||||
|
|
||||||
|
/**
|
||||||
|
* \brief Handler for timer events.
|
||||||
|
*
|
||||||
|
* \param event_type type of an event that should be handled
|
||||||
|
* \param p_context opaque data pointer passed from nrf_drv_timer_init()
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
timer_event_handler(nrf_timer_event_t event_type, void* p_context)
|
||||||
|
{
|
||||||
|
switch (event_type) {
|
||||||
|
case NRF_TIMER_EVENT_COMPARE1:
|
||||||
|
rtimer_run_next();
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
//Do nothing.
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Initialize platform rtimer
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
rtimer_arch_init(void)
|
||||||
|
{
|
||||||
|
ret_code_t err_code = nrf_drv_timer_init(&timer, NULL, timer_event_handler);
|
||||||
|
APP_ERROR_CHECK(err_code);
|
||||||
|
nrf_drv_timer_enable(&timer);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Schedules an rtimer task to be triggered at time t
|
||||||
|
* \param t The time when the task will need executed.
|
||||||
|
*
|
||||||
|
* \e t is an absolute time, in other words the task will be executed AT
|
||||||
|
* time \e t, not IN \e t rtimer ticks.
|
||||||
|
*
|
||||||
|
* This function schedules a one-shot event with the nRF RTC.
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
rtimer_arch_schedule(rtimer_clock_t t)
|
||||||
|
{
|
||||||
|
nrf_drv_timer_compare(&timer, NRF_TIMER_CC_CHANNEL1, t, true);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* \brief Returns the current real-time clock time
|
||||||
|
* \return The current rtimer time in ticks
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
rtimer_clock_t
|
||||||
|
rtimer_arch_now()
|
||||||
|
{
|
||||||
|
return nrf_drv_timer_capture(&timer, NRF_TIMER_CC_CHANNEL0);
|
||||||
|
}
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
52
cpu/nrf52832/rtimer-arch.h
Normal file
52
cpu/nrf52832/rtimer-arch.h
Normal file
|
|
@ -0,0 +1,52 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2015, Nordic Semiconductor
|
||||||
|
* 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 the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/**
|
||||||
|
* \addtogroup nrf52832 nRF52832
|
||||||
|
* @{
|
||||||
|
*
|
||||||
|
* \file
|
||||||
|
* Architecture dependent rtimer implementation header file.
|
||||||
|
* \author
|
||||||
|
* Wojciech Bober <wojciech.bober@nordicsemi.no>
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#ifndef RTIMER_ARCH_H_
|
||||||
|
#define RTIMER_ARCH_H_
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#include "contiki.h"
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
rtimer_clock_t rtimer_arch_now(void);
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
#endif /* RTIMER_ARCH_H_ */
|
||||||
|
/*---------------------------------------------------------------------------*/
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
Loading…
Reference in a new issue