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multi-app based on nrf52sdk

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This commit is contained in:
Thomas Klaehn 2020-03-12 15:30:53 +01:00
parent df2d84dee1
commit 3a31e2bcb9
18 changed files with 3567 additions and 595 deletions
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11
Makefile
View File

@ -1,8 +1,8 @@
.DEFAULT_GOAL := all
APPLICATION ?= button
APPLICATION ?= blinky
PLATFORM ?= posix
PLATFORM ?= nrf52
TARGET_FILE ?= $(APPLICATION).elf
CC = $(CROSS_COMPILE)gcc
@ -27,6 +27,7 @@ TARGET_PACKAGE = $(patsubst %.hex,%.zip,$(TARGET_HEX))
THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
INCLUDES += include/
INCLUDES += include/application/$(APPLICATION)
OPT = 3
C_FLAGS += -O$(OPT) -g$(OPT)
@ -35,7 +36,7 @@ C_FLAGS += -ffunction-sections -fdata-sections -fno-strict-aliasing
LIBS += c nosys m
include Makefile.$(PLATFORM)
include config/build/$(PLATFORM)/$(APPLICATION)/Makefile.$(APPLICATION)
.PHONY: all install uninstall clean distclean debug
all: $(TARGET)
@ -59,11 +60,11 @@ $(TARGET_HEX): $(TARGET) $(THIS_MAKEFILE)
$(OBJCOPY) -O ihex $(TARGET) $(TARGET_HEX)
ln -sf $(shell pwd)/$@ $(shell pwd)/bin/firmware.hex
$(OBJ_DIR)/%.d: $(SRC_DIR)/%.c
$(OBJ_DIR)/%.d: $(SRC_DIR)/%.c $(THIS_MAKEFILE)
@mkdir -p $(dir $@)
$(CPP) -MM -MF $@ -MP -MT $(patsubst %.d,%.o,$@) $(C_FLAGS) $(CPP_FLAGS) $(patsubst $(OBJ_DIR)/%.d,$(SRC_DIR)/%.c,$@)
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c $(THIS_MAKEFILE)
@mkdir -p $(dir $@)
$(CC) -c $(CPP_FLAGS) $(C_FLAGS) $< -o $@

45
Makefile.nrf52 → config/build/nrf52/Makefile.nrf52
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@ -1,32 +1,3 @@
CPU = cortex-m4
CROSS_COMPILE ?= arm-none-eabi-
NRF_PATH := nrf5sdk/
INCLUDES += $(NRF_PATH)components/
INCLUDES += $(NRF_PATH)modules/nrfx/mdk/
INCLUDES += $(NRF_PATH)components/libraries/strerror/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/nrf52/
INCLUDES += $(NRF_PATH)components/toolchain/cmsis/include/
INCLUDES += $(NRF_PATH)components/libraries/util/
INCLUDES += $(NRF_PATH)components/libraries/balloc/
INCLUDES += $(NRF_PATH)components/libraries/ringbuf/
INCLUDES += $(NRF_PATH)modules/nrfx/hal/
INCLUDES += $(NRF_PATH)components/libraries/bsp/
INCLUDES += $(NRF_PATH)components/libraries/log/
INCLUDES += $(NRF_PATH)modules/nrfx/
INCLUDES += $(NRF_PATH)components/libraries/experimental_section_vars/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/
INCLUDES += $(NRF_PATH)components/libraries/delay/
INCLUDES += $(NRF_PATH)integration/nrfx/
INCLUDES += $(NRF_PATH)components/libraries/atomic/
INCLUDES += $(NRF_PATH)components/boards/
INCLUDES += $(NRF_PATH)components/libraries/memobj/
INCLUDES += $(NRF_PATH)components/softdevice/common/
INCLUDES += $(NRF_PATH)external/fprintf/
INCLUDES += $(NRF_PATH)components/libraries/log/src/
NRF_C_SRCS += $(NRF_PATH)components/boards/boards.c
NRF_C_SRCS += $(NRF_PATH)modules/nrfx/mdk/system_nrf52.c
NRF_C_OBJS = $(patsubst $(NRF_PATH)%,$(OBJ_DIR)/%,$(patsubst %.c,%.o,$(NRF_C_SRCS)))
NRF_A_SRCS = $(NRF_PATH)modules/nrfx/mdk/gcc_startup_nrf52.S
@ -67,7 +38,8 @@ A_FLAGS += -DSOFTDEVICE_PRESENT
A_FLAGS += -D__HEAP_SIZE=8192
A_FLAGS += -D__HEAP_SIZE=8192
LINKER_SCRIPT = blinky_gcc_nrf52.ld
LINKER_SCRIPT = config/build/$(PLATFORM)/$(APPLICATION)/linker.ld
# Linker flags
LD_FLAGS += -O$(OPT) -g$(OPT)
LD_FLAGS += -mthumb -mabi=aapcs -L$(NRF_PATH)modules/nrfx/mdk -T$(LINKER_SCRIPT)
@ -78,15 +50,15 @@ LD_FLAGS += --specs=nano.specs
.PHONY: package flash flash_softdevice erase
package: $(TARGET_HEX) $(THIS_MAKEFILE)
package: $(TARGET_HEX)
nrfutil pkg generate --hw-version 52 --application-version 1 --application $(TARGET_HEX) --sd-req 0xCB --sd-id 0xCB --key-file keys/private.key $(TARGET_PACKAGE)
flash: $(TARGET_HEX) $(THIS_MAKEFILE)
flash: $(TARGET_HEX)
@echo Flashing: $(TARGET_HEX)
nrfjprog -f nrf52 --program $(TARGET_HEX) --sectorerase
nrfjprog -f nrf52 --reset
flash_softdevice:
flash_softdevice: $(THIS_MAKEFILE)
@echo Flashing: $(NRF_PATH)/components/softdevice/s132/hex/s132_nrf52_7.0.1_softdevice.hex
nrfjprog -f nrf52 --program $(NRF_PATH)/components/softdevice/s132/hex/s132_nrf52_7.0.1_softdevice.hex --sectorerase
nrfjprog -f nrf52 --reset
@ -94,15 +66,14 @@ flash_softdevice:
erase:
nrfjprog -f nrf52 --eraseall
$(OBJ_DIR)/%.d: $(NRF_PATH)/%.S
$(OBJ_DIR)/%.d: $(NRF_PATH)/%.S $(THIS_MAKEFILE)
@mkdir -p $(dir $@)
$(CPP) -MM -MF $@ -MP -MT $(patsubst %.d,%.o,$@) $(C_FLAGS) $(CPP_FLAGS) $(patsubst $(OBJ_DIR)/%.d,$(NRF_PATH)/%.S,$@)
$(OBJ_DIR)/%.o: $(NRF_PATH)/%.c
$(OBJ_DIR)/%.o: $(NRF_PATH)/%.c $(THIS_MAKEFILE)
@mkdir -p $(dir $@)
$(CC) -std=c99 -MP -MD -c -o $@ $< $(C_FLAGS) $(CPP_FLAGS)
$(OBJ_DIR)/%.o: $(NRF_PATH)/%.S
$(OBJ_DIR)/%.o: $(NRF_PATH)/%.S $(THIS_MAKEFILE)
@mkdir -p $(dir $@)
$(CC) -c $(ASMFLAGS) $< -o $@

33
config/build/nrf52/blinky/Makefile.blinky Normal file
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@ -0,0 +1,33 @@
CPU = cortex-m4
CROSS_COMPILE ?= arm-none-eabi-
NRF_PATH := nrf5sdk/
INCLUDES += $(NRF_PATH)components/
INCLUDES += $(NRF_PATH)modules/nrfx/mdk/
INCLUDES += $(NRF_PATH)components/libraries/strerror/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/nrf52/
INCLUDES += $(NRF_PATH)components/toolchain/cmsis/include/
INCLUDES += $(NRF_PATH)components/libraries/util/
INCLUDES += $(NRF_PATH)components/libraries/balloc/
INCLUDES += $(NRF_PATH)components/libraries/ringbuf/
INCLUDES += $(NRF_PATH)modules/nrfx/hal/
INCLUDES += $(NRF_PATH)components/libraries/bsp/
INCLUDES += $(NRF_PATH)components/libraries/log/
INCLUDES += $(NRF_PATH)modules/nrfx/
INCLUDES += $(NRF_PATH)modules/nrfx/drivers/include/
INCLUDES += $(NRF_PATH)components/libraries/experimental_section_vars/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/
INCLUDES += $(NRF_PATH)components/libraries/delay/
INCLUDES += $(NRF_PATH)integration/nrfx/
INCLUDES += $(NRF_PATH)integration/nrfx/legacy/
INCLUDES += $(NRF_PATH)components/libraries/atomic/
INCLUDES += $(NRF_PATH)components/boards/
INCLUDES += $(NRF_PATH)components/libraries/memobj/
INCLUDES += $(NRF_PATH)components/softdevice/common/
INCLUDES += $(NRF_PATH)external/fprintf/
INCLUDES += $(NRF_PATH)components/libraries/log/src/
NRF_C_SRCS += $(NRF_PATH)components/boards/boards.c
NRF_C_SRCS += $(NRF_PATH)modules/nrfx/mdk/system_nrf52.c
include config/build/$(PLATFORM)/Makefile.$(PLATFORM)

0
blinky_gcc_nrf52.ld → config/build/nrf52/blinky/linker.ld
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36
config/build/nrf52/button/Makefile.button Normal file
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@ -0,0 +1,36 @@
CPU = cortex-m4
CROSS_COMPILE ?= arm-none-eabi-
NRF_PATH := nrf5sdk/
INCLUDES += $(NRF_PATH)components/
INCLUDES += $(NRF_PATH)modules/nrfx/mdk/
INCLUDES += $(NRF_PATH)components/libraries/strerror/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/nrf52/
INCLUDES += $(NRF_PATH)components/toolchain/cmsis/include/
INCLUDES += $(NRF_PATH)components/libraries/util/
INCLUDES += $(NRF_PATH)components/libraries/balloc/
INCLUDES += $(NRF_PATH)components/libraries/ringbuf/
INCLUDES += $(NRF_PATH)modules/nrfx/hal/
INCLUDES += $(NRF_PATH)components/libraries/bsp/
INCLUDES += $(NRF_PATH)components/libraries/log/
INCLUDES += $(NRF_PATH)modules/nrfx/
INCLUDES += $(NRF_PATH)modules/nrfx/drivers/include/
INCLUDES += $(NRF_PATH)components/libraries/experimental_section_vars/
INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/
INCLUDES += $(NRF_PATH)components/libraries/delay/
INCLUDES += $(NRF_PATH)integration/nrfx/
INCLUDES += $(NRF_PATH)integration/nrfx/legacy/
INCLUDES += $(NRF_PATH)components/libraries/atomic/
INCLUDES += $(NRF_PATH)components/boards/
INCLUDES += $(NRF_PATH)components/libraries/memobj/
INCLUDES += $(NRF_PATH)components/softdevice/common/
INCLUDES += $(NRF_PATH)external/fprintf/
INCLUDES += $(NRF_PATH)components/libraries/log/src/
NRF_C_SRCS += $(NRF_PATH)components/boards/boards.c
NRF_C_SRCS += $(NRF_PATH)modules/nrfx/mdk/system_nrf52.c
NRF_C_SRCS += $(NRF_PATH)modules/nrfx/drivers/src/nrfx_gpiote.c
NRF_C_SRCS += $(NRF_PATH)components/libraries/util/app_error.c
NRF_C_SRCS += $(NRF_PATH)components/libraries/util/app_error_weak.c
include config/build/$(PLATFORM)/Makefile.$(PLATFORM)

64
config/build/nrf52/button/linker.ld Normal file
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@ -0,0 +1,64 @@
/* Linker script to configure memory regions. */
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x0, LENGTH = 0x80000
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x10000
}
SECTIONS
{
}
SECTIONS
{
. = ALIGN(4);
.mem_section_dummy_ram :
{
}
.log_dynamic_data :
{
PROVIDE(__start_log_dynamic_data = .);
KEEP(*(SORT(.log_dynamic_data*)))
PROVIDE(__stop_log_dynamic_data = .);
} > RAM
.log_filter_data :
{
PROVIDE(__start_log_filter_data = .);
KEEP(*(SORT(.log_filter_data*)))
PROVIDE(__stop_log_filter_data = .);
} > RAM
} INSERT AFTER .data;
SECTIONS
{
.mem_section_dummy_rom :
{
}
.log_const_data :
{
PROVIDE(__start_log_const_data = .);
KEEP(*(SORT(.log_const_data*)))
PROVIDE(__stop_log_const_data = .);
} > FLASH
.log_backends :
{
PROVIDE(__start_log_backends = .);
KEEP(*(SORT(.log_backends*)))
PROVIDE(__stop_log_backends = .);
} > FLASH
.nrf_balloc :
{
PROVIDE(__start_nrf_balloc = .);
KEEP(*(.nrf_balloc))
PROVIDE(__stop_nrf_balloc = .);
} > FLASH
} INSERT AFTER .text
INCLUDE "nrf_common.ld"

0
include/sdk_config.h → include/application/blinky/sdk_config.h
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3230
include/application/button/sdk_config.h Normal file
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File diff suppressed because it is too large Load Diff

8
include/board.h
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@ -1,8 +0,0 @@
#ifndef __BOARD_H__
#define __BOARD_H__
#ifdef BOARD_PCA10040
#include "platform/narf52/narf52_dk.h"
#endif
#endif

34
include/driver.h
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@ -1,34 +0,0 @@
#ifndef __DRIVER_H__
#define __DRIVER_H__
#include <stdarg.h>
struct driver;
typedef int (*fp_open_t)(const struct driver *);
typedef int (*fp_close_t)(const struct driver *);
typedef int (*fp_read_t)(const struct driver *, char *, unsigned int);
typedef int (*fp_write_t)(const struct driver *, const char *, unsigned int);
typedef int (*fp_ioctl_t)(const struct driver *, unsigned int, unsigned int argc, va_list);
struct driver_fp {
fp_open_t open;
fp_close_t close;
fp_read_t read;
fp_write_t write;
fp_ioctl_t ioctl;
};
struct driver {
const char *name;
const struct driver_fp *fp;
const void *dev;
};
int drv_open(const struct driver *drv);
int drv_close(const struct driver *drv);
int drv_read(const struct driver *drv, char *buffer, unsigned int length);
int drv_write(const struct driver *drv, const char *buffer, unsigned int length);
int drv_ioctl(const struct driver *drv, unsigned int cmd, unsigned int argc, ...);
#endif

23
include/gpio.h
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@ -1,23 +0,0 @@
#ifndef __GPIO_H__
#define __GPIO_H__
#include <stdarg.h>
#include "driver.h"
int gpio_open(const struct driver *drv);
int gpio_close(const struct driver *drv);
int gpio_read(const struct driver *drv, char *buffer, unsigned int len);
int gpio_write(const struct driver *drv, const char *buffer, unsigned int len);
int gpio_ioctl(const struct driver *drv, unsigned int cmd, unsigned int argc, va_list args);
static const struct driver_fp gpio_fp = {
.open = gpio_open,
.close = gpio_close,
.read = gpio_read,
.write = gpio_write,
.ioctl = gpio_ioctl
};
#endif

100
include/platform/narf52/narf52.h
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@ -1,100 +0,0 @@
#ifndef __PLATFORM_NARF52_NARF52_H__
#define __PLATFORM_NARF52_NARF52_H__
#include <stdint.h>
typedef enum {
/* ======================================= ARM Cortex-M4 Specific Interrupt Numbers ======================================== */
Reset_IRQn = -15, /*!< -15 Reset Vector, invoked on Power up and warm reset */
NonMaskableInt_IRQn = -14, /*!< -14 Non maskable Interrupt, cannot be stopped or preempted */
HardFault_IRQn = -13, /*!< -13 Hard Fault, all classes of Fault */
MemoryManagement_IRQn = -12, /*!< -12 Memory Management, MPU mismatch, including Access Violation
and No Match */
BusFault_IRQn = -11, /*!< -11 Bus Fault, Pre-Fetch-, Memory Access Fault, other address/memory
related Fault */
UsageFault_IRQn = -10, /*!< -10 Usage Fault, i.e. Undef Instruction, Illegal State Transition */
SVCall_IRQn = -5, /*!< -5 System Service Call via SVC instruction */
DebugMonitor_IRQn = -4, /*!< -4 Debug Monitor */
PendSV_IRQn = -2, /*!< -2 Pendable request for system service */
SysTick_IRQn = -1, /*!< -1 System Tick Timer */
/* =========================================== nrf52 Specific Interrupt Numbers ============================================ */
POWER_CLOCK_IRQn = 0, /*!< 0 POWER_CLOCK */
RADIO_IRQn = 1, /*!< 1 RADIO */
UARTE0_UART0_IRQn = 2, /*!< 2 UARTE0_UART0 */
SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQn= 3, /*!< 3 SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0 */
SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQn= 4, /*!< 4 SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1 */
NFCT_IRQn = 5, /*!< 5 NFCT */
GPIOTE_IRQn = 6, /*!< 6 GPIOTE */
SAADC_IRQn = 7, /*!< 7 SAADC */
TIMER0_IRQn = 8, /*!< 8 TIMER0 */
TIMER1_IRQn = 9, /*!< 9 TIMER1 */
TIMER2_IRQn = 10, /*!< 10 TIMER2 */
RTC0_IRQn = 11, /*!< 11 RTC0 */
TEMP_IRQn = 12, /*!< 12 TEMP */
RNG_IRQn = 13, /*!< 13 RNG */
ECB_IRQn = 14, /*!< 14 ECB */
CCM_AAR_IRQn = 15, /*!< 15 CCM_AAR */
WDT_IRQn = 16, /*!< 16 WDT */
RTC1_IRQn = 17, /*!< 17 RTC1 */
QDEC_IRQn = 18, /*!< 18 QDEC */
COMP_LPCOMP_IRQn = 19, /*!< 19 COMP_LPCOMP */
SWI0_EGU0_IRQn = 20, /*!< 20 SWI0_EGU0 */
SWI1_EGU1_IRQn = 21, /*!< 21 SWI1_EGU1 */
SWI2_EGU2_IRQn = 22, /*!< 22 SWI2_EGU2 */
SWI3_EGU3_IRQn = 23, /*!< 23 SWI3_EGU3 */
SWI4_EGU4_IRQn = 24, /*!< 24 SWI4_EGU4 */
SWI5_EGU5_IRQn = 25, /*!< 25 SWI5_EGU5 */
TIMER3_IRQn = 26, /*!< 26 TIMER3 */
TIMER4_IRQn = 27, /*!< 27 TIMER4 */
PWM0_IRQn = 28, /*!< 28 PWM0 */
PDM_IRQn = 29, /*!< 29 PDM */
MWU_IRQn = 32, /*!< 32 MWU */
PWM1_IRQn = 33, /*!< 33 PWM1 */
PWM2_IRQn = 34, /*!< 34 PWM2 */
SPIM2_SPIS2_SPI2_IRQn = 35, /*!< 35 SPIM2_SPIS2_SPI2 */
RTC2_IRQn = 36, /*!< 36 RTC2 */
I2S_IRQn = 37, /*!< 37 I2S */
FPU_IRQn = 38 /*!< 38 FPU */
} IRQn_Type;
/* =========================================================================================================================== */
/* ================ Processor and Core Peripheral Section ================ */
/* =========================================================================================================================== */
/* =========================== Configuration of the ARM Cortex-M4 Processor and Core Peripherals =========================== */
#define __CM4_REV 0x0001U /*!< CM4 Core Revision */
#define __DSP_PRESENT 0 /*!< DSP present or not */
#define __VTOR_PRESENT 1 /*!< Set to 1 if CPU supports Vector Table Offset Register */
#define __NVIC_PRIO_BITS 3 /*!< Number of Bits used for Priority Levels */
#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
#define __MPU_PRESENT 1 /*!< MPU present */
#define __FPU_PRESENT 1 /*!< FPU present */
#include "core_cm4.h"
struct narf52_gpio_type { /*!< (@ 0x50000000) P0 Structure */
__IM uint32_t RESERVED[321];
__IOM uint32_t OUT; /*!< (@ 0x00000504) Write GPIO port */
__IOM uint32_t OUTSET; /*!< (@ 0x00000508) Set individual bits in GPIO port */
__IOM uint32_t OUTCLR; /*!< (@ 0x0000050C) Clear individual bits in GPIO port */
__IM uint32_t IN; /*!< (@ 0x00000510) Read GPIO port */
__IOM uint32_t DIR; /*!< (@ 0x00000514) Direction of GPIO pins */
__IOM uint32_t DIRSET; /*!< (@ 0x00000518) DIR set register */
__IOM uint32_t DIRCLR; /*!< (@ 0x0000051C) DIR clear register */
__IOM uint32_t LATCH; /*!< (@ 0x00000520) Latch register indicating what GPIO pins that
have met the criteria set in the PIN_CNF[n].SENSE
registers */
__IOM uint32_t DETECTMODE; /*!< (@ 0x00000524) Select between default DETECT signal behaviour
and LDETECT mode */
__IM uint32_t RESERVED1[118];
__IOM uint32_t PIN_CNF[32]; /*!< (@ 0x00000700) Description collection[0]: Configuration of GPIO
pins */
}; /*!< Size = 1920 (0x780) */
#define NARF_P0_BASE 0x50000000UL
#endif

131
include/platform/narf52/narf52_dk.h
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@ -1,131 +0,0 @@
#ifndef __PLATFORM_NARF52_NARF52_DK_H
#define __PLATFORM_NARF52_NARF52_DK_H
#include "gpio.h"
#include "narf52_gpio.h"
#include "driver.h"
// LEDs
const struct narf52_gpio narf_led_1 = {
.pin_number = 17,
.dir = NARF_GPIO_DIR_OUT,
.input = NARF_GPIO_PIN_INPUT_DISCONNECT,
.pull = NARF_GPIO_PIN_NOPULL,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver led_1 = {
.name = "LED_1",
.fp = &gpio_fp,
.dev = (void *)&narf_led_1,
};
const struct narf52_gpio narf_led_2 = {
.pin_number = 18,
.dir = NARF_GPIO_DIR_OUT,
.input = NARF_GPIO_PIN_INPUT_DISCONNECT,
.pull = NARF_GPIO_PIN_NOPULL,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver led_2 = {
.name = "LED_2",
.fp = &gpio_fp,
.dev = (void *)&narf_led_2,
};
const struct narf52_gpio narf_led_3 = {
.pin_number = 19,
.dir = NARF_GPIO_DIR_OUT,
.input = NARF_GPIO_PIN_INPUT_DISCONNECT,
.pull = NARF_GPIO_PIN_NOPULL,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver led_3 = {
.name = "LED_3",
.fp = &gpio_fp,
.dev = (void *)&narf_led_3,
};
const struct narf52_gpio narf_led_4 = {
.pin_number = 20,
.dir = NARF_GPIO_DIR_OUT,
.input = NARF_GPIO_PIN_INPUT_DISCONNECT,
.pull = NARF_GPIO_PIN_NOPULL,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver led_4 = {
.name = "LED_4",
.fp = &gpio_fp,
.dev = (void *)&narf_led_4,
};
// BUTTONs
const struct narf52_gpio narf_button_1 = {
.pin_number = 13,
.dir = NARF_GPIO_DIR_IN,
.input = NARF_GPIO_PIN_INPUT_CONNECT,
.pull = NARF_GPIO_PIN_PULLUP,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver button_1 = {
.name = "BUTTON_1",
.fp = &gpio_fp,
.dev = (void *)&narf_button_1,
};
const struct narf52_gpio narf_button_2 = {
.pin_number = 14,
.dir = NARF_GPIO_DIR_IN,
.input = NARF_GPIO_PIN_INPUT_CONNECT,
.pull = NARF_GPIO_PIN_PULLUP,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver button_2 = {
.name = "BUTTON_2",
.fp = &gpio_fp,
.dev = (void *)&narf_button_2,
};
const struct narf52_gpio narf_button_3 = {
.pin_number = 15,
.dir = NARF_GPIO_DIR_IN,
.input = NARF_GPIO_PIN_INPUT_CONNECT,
.pull = NARF_GPIO_PIN_PULLUP,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver button_3 = {
.name = "BUTTON_3",
.fp = &gpio_fp,
.dev = (void *)&narf_button_3,
};
const struct narf52_gpio narf_button_4 = {
.pin_number = 16,
.dir = NARF_GPIO_DIR_IN,
.input = NARF_GPIO_PIN_INPUT_CONNECT,
.pull = NARF_GPIO_PIN_PULLUP,
.drive = NARF_GPIO_PIN_S0S1,
.sense = NARF_GPIO_PIN_NOSENSE,
};
const struct driver button_4 = {
.name = "BUTTON_4",
.fp = &gpio_fp,
.dev = (void *)&narf_button_4,
};
#endif

48
include/platform/narf52/narf52_gpio.h
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@ -1,48 +0,0 @@
#ifndef __PLATFORM_NARF52_NARF52_GPIO_H__
#define __PLATFORM_NARF52_NARF52_GPIO_H__
#include <stdint.h>
enum narf52_gpio_direction {
NARF_GPIO_DIR_IN = 0,
NARF_GPIO_DIR_OUT
};
enum narf52_gpio_pin_input {
NARF_GPIO_PIN_INPUT_CONNECT = 0, ///< Connect input buffer.
NARF_GPIO_PIN_INPUT_DISCONNECT ///< Disconnect input buffer.
};
enum narf52_gpio_pin_pull {
NARF_GPIO_PIN_NOPULL = 0, ///< Pin pull-up resistor disabled.
NARF_GPIO_PIN_PULLDOWN = 1, ///< Pin pull-down resistor enabled.
NARF_GPIO_PIN_PULLUP = 3 ///< Pin pull-up resistor enabled.
};
enum narf52_gpio_pin_drive {
NARF_GPIO_PIN_S0S1 = 0, ///< !< Standard '0', standard '1'.
NARF_GPIO_PIN_H0S1 = 1, ///< !< High-drive '0', standard '1'.
NARF_GPIO_PIN_S0H1 = 2, ///< !< Standard '0', high-drive '1'.
NARF_GPIO_PIN_H0H1 = 3, ///< !< High drive '0', high-drive '1'.
NARF_GPIO_PIN_D0S1 = 4, ///< !< Disconnect '0' standard '1'.
NARF_GPIO_PIN_D0H1 = 5, ///< !< Disconnect '0', high-drive '1'.
NARF_GPIO_PIN_S0D1 = 6, ///< !< Standard '0', disconnect '1'.
NARF_GPIO_PIN_H0D1 = 7 ///< !< High-drive '0', disconnect '1'.
};
enum narf52_gpio_pin_sense {
NARF_GPIO_PIN_NOSENSE = 0, ///< Pin sense level disabled.
NARF_GPIO_PIN_SENSE_LOW = 1, ///< Pin sense low level.
NARF_GPIO_PIN_SENSE_HIGH = 2 ///< Pin sense high level.
};
struct narf52_gpio {
uint32_t pin_number;
enum narf52_gpio_direction dir;
enum narf52_gpio_pin_input input;
enum narf52_gpio_pin_pull pull;
enum narf52_gpio_pin_drive drive;
enum narf52_gpio_pin_sense sense;
};
#endif

81
src/application/blinky/main.c
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@ -1,26 +1,77 @@
/**
* Copyright (c) 2014 - 2019, Nordic Semiconductor ASA
*
* 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, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, 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 Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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.
*
*/
/** @file
*
* @defgroup blinky_example_main main.c
* @{
* @ingroup blinky_example
* @brief Blinky Example Application main file.
*
* This file contains the source code for a sample application to blink LEDs.
*
*/
#include <stdbool.h>
#include <limits.h>
#include <stdint.h>
#include "nrf_delay.h"
#include "boards.h"
#include "platform/narf52/narf52_dk.h"
#include "driver.h"
/**
* @brief Function for application main entry.
*/
int main(void)
{
drv_open(&led_1);
drv_open(&led_2);
drv_open(&led_3);
drv_open(&led_4);
/* Configure board. */
bsp_board_init(BSP_INIT_LEDS);
while(true) {
for(unsigned int i = 0; i < UINT_MAX; i++) {
char x = 0x30 | (char)(1 & i);
drv_write(&led_1, &x, 1);
drv_write(&led_2, &x, 1);
drv_write(&led_3, &x, 1);
drv_write(&led_4, &x, 1);
/* Toggle LEDs. */
while (true)
{
for (int i = 0; i < LEDS_NUMBER; i++)
{
bsp_board_led_invert(i);
nrf_delay_ms(500);
}
}
}
/**
*@}
**/

131
src/application/button/main.c
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@ -1,34 +1,113 @@
/**
* Copyright (c) 2014 - 2019, Nordic Semiconductor ASA
*
* 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, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, 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 Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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.
*
*/
/** @file
* @defgroup pin_change_int_example_main main.c
* @{
* @ingroup pin_change_int_example
* @brief Pin Change Interrupt Example Application main file.
*
* This file contains the source code for a sample application using interrupts triggered by GPIO pins.
*
*/
#include <stdbool.h>
#include <stdint.h>
#include "nrf.h"
#include "nrf_drv_gpiote.h"
#include "app_error.h"
#include "boards.h"
#include "board.h"
#include "driver.h"
#ifdef BSP_BUTTON_0
#define PIN_IN BSP_BUTTON_0
#endif
#ifndef PIN_IN
#error "Please indicate input pin"
#endif
#ifdef BSP_LED_0
#define PIN_OUT BSP_LED_0
#endif
#ifndef PIN_OUT
#error "Please indicate output pin"
#endif
void in_pin_handler(nrf_drv_gpiote_pin_t pin, nrf_gpiote_polarity_t action)
{
nrf_drv_gpiote_out_toggle(PIN_OUT);
}
/**
* @brief Function for configuring: PIN_IN pin for input, PIN_OUT pin for output,
* and configures GPIOTE to give an interrupt on pin change.
*/
static void gpio_init(void)
{
ret_code_t err_code;
err_code = nrf_drv_gpiote_init();
APP_ERROR_CHECK(err_code);
nrf_drv_gpiote_out_config_t out_config = GPIOTE_CONFIG_OUT_SIMPLE(false);
err_code = nrf_drv_gpiote_out_init(PIN_OUT, &out_config);
APP_ERROR_CHECK(err_code);
nrf_drv_gpiote_in_config_t in_config = GPIOTE_CONFIG_IN_SENSE_TOGGLE(true);
in_config.pull = NRF_GPIO_PIN_PULLUP;
err_code = nrf_drv_gpiote_in_init(PIN_IN, &in_config, in_pin_handler);
APP_ERROR_CHECK(err_code);
nrf_drv_gpiote_in_event_enable(PIN_IN, true);
}
/**
* @brief Function for application main entry.
*/
int main(void)
{
// bsp_board_init(BSP_INIT_LEDS);
drv_open(&led_1);
drv_open(&led_2);
drv_open(&led_3);
drv_open(&led_4);
gpio_init();
drv_open(&button_1);
drv_open(&button_2);
drv_open(&button_3);
drv_open(&button_4);
while(true) {
char x;
drv_read(&button_1, &x, 1);
drv_write(&led_1, &x, 1);
drv_read(&button_2, &x, 1);
drv_write(&led_2, &x, 1);
drv_read(&button_3, &x, 1);
drv_write(&led_3, &x, 1);
drv_read(&button_4, &x, 1);
drv_write(&led_4, &x, 1);
while (true)
{
// Do nothing.
}
}
/** @} */

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src/driver.c
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#include <stdlib.h>
#include <assert.h>
#include "driver.h"
int drv_open(const struct driver *drv)
{
int res = -1;
assert(drv != NULL);
if(drv->fp->open) {
res = drv->fp->open(drv);
}
return res;
}
int drv_close(const struct driver *drv)
{
int res = -1;
assert(drv != NULL);
if(drv->fp->close) {
res = drv->fp->close(drv);
}
return res;
}
int drv_read(const struct driver *drv, char *buffer, unsigned int length)
{
int res = -1;
assert(drv != NULL);
if(drv->fp->read) {
res = drv->fp->read(drv, buffer, length);
}
return res;
}
int drv_write(const struct driver *drv, const char *buffer, unsigned int length)
{
int res = -1;
assert(drv != NULL);
if(drv->fp->write) {
res = drv->fp->write(drv, buffer, length);
}
return res;
}
int drv_ioctl(const struct driver *drv, unsigned int cmd, unsigned int argc, ...)
{
int res = -1;
assert(drv != NULL);
if(drv->fp->ioctl) {
va_list args;
va_start(args, argc);
res = drv->fp->ioctl(drv, cmd, argc, args);
va_end(args);
}
return res;
}

82
src/platform/nrf52/gpio.c
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#include <assert.h>
#include <fcntl.h>
#include <stddef.h>
#include <stdio.h>
#include <unistd.h>
#include "platform/narf52/narf52.h"
#include "platform/narf52/narf52_gpio.h"
#include "gpio.h"
int gpio_open(const struct driver *drv)
{
assert(NULL != drv);
int res = -1;
struct narf52_gpio *this = (struct narf52_gpio *)(drv->dev);
struct narf52_gpio_type *reg = (struct narf52_gpio_type *)NARF_P0_BASE;
reg->PIN_CNF[this->pin_number] = ((uint32_t)(this->dir) << 0)
| ((uint32_t)(this->input) << 1)
| ((uint32_t)(this->pull) << 2)
| ((uint32_t)(this->drive) << 8)
| ((uint32_t)(this->sense) << 16);
return res;
}
int gpio_close(const struct driver *drv)
{
assert(NULL != drv);
int res = -1;
struct gpio *this = (struct gpio *)(drv->dev);
this = this;
return res;
}
int gpio_read(const struct driver *drv, char *buffer, unsigned int len)
{
assert((NULL != drv) && (buffer != NULL));
if(len == 0) {
return 0;
}
struct narf52_gpio *this = (struct narf52_gpio *)(drv->dev);
struct narf52_gpio_type *reg = (struct narf52_gpio_type *)NARF_P0_BASE;
uint32_t state = ((reg->IN) >> (this->pin_number) & 1UL);
if(state) {
buffer[0] = 0x31;
} else {
buffer[0] = 0x30;
}
return 1;
}
int gpio_write(const struct driver *drv, const char *buffer, unsigned int len)
{
assert((NULL != drv) && (buffer != NULL));
if(len == 0) {
return 0;
}
struct narf52_gpio *this = (struct narf52_gpio *)(drv->dev);
struct narf52_gpio_type *reg = (struct narf52_gpio_type *)NARF_P0_BASE;
if(buffer[0] != 0x30) {
reg->OUTSET = 1 << (this->pin_number);
} else {
reg->OUTCLR = 1 << (this->pin_number);
}
return 1;
}
int gpio_ioctl(const struct driver *drv, unsigned int cmd, unsigned int argc, va_list args)
{
assert(drv != 0);
int res = -1;
struct gpio *this = (struct gpio *)(drv->dev);
this = this;
return res;
}