diff options
author | Paul Selkirk <paul@psgd.org> | 2015-11-11 14:46:28 -0500 |
---|---|---|
committer | Paul Selkirk <paul@psgd.org> | 2015-11-11 14:46:28 -0500 |
commit | 4c6b056b8467bb6513224527ff3120ef905de397 (patch) | |
tree | bb2cc71ae6931dce7327af54b17f42591aa16f75 | |
parent | df8f45c0d06e64b3901f1cce4e74cbde038737f2 (diff) |
Lots of cleanup.
Clean up and simplify(?) Makefile.
Add copyrights as needed.
Add include guard to stm-fmc.h.
Move MX_USART2_UART_Init back to stm-init.c for possible copyright reasons.
Move libc, src, and include files to top level.
-rw-r--r-- | .gitignore | 1 | ||||
-rw-r--r-- | Drivers/Makefile | 16 | ||||
-rw-r--r-- | Makefile | 121 | ||||
-rw-r--r-- | gettimeofday.c | 63 | ||||
-rw-r--r-- | include/stm-fmc.h | 18 | ||||
-rw-r--r-- | include/stm-init.h | 9 | ||||
-rw-r--r-- | include/stm-led.h | 16 | ||||
-rw-r--r-- | include/stm-uart.h | 17 | ||||
-rw-r--r-- | libc/gettimeofday.c | 26 | ||||
-rw-r--r-- | main.c | 33 | ||||
-rw-r--r-- | printf.c (renamed from libc/printf.c) | 0 | ||||
-rw-r--r-- | src/stm-uart.c | 76 | ||||
-rw-r--r-- | stm-fmc.c (renamed from src/stm-fmc.c) | 36 | ||||
-rw-r--r-- | stm-fmc.h | 45 | ||||
-rw-r--r-- | stm-init.c (renamed from src/stm-init.c) | 44 | ||||
-rw-r--r-- | stm-init.h | 43 | ||||
-rw-r--r-- | stm-led.h | 50 | ||||
-rw-r--r-- | stm-uart.c | 87 | ||||
-rw-r--r-- | stm-uart.h | 49 | ||||
-rw-r--r-- | stm32f4xx_hal_conf.h (renamed from include/stm32f4xx_hal_conf.h) | 0 | ||||
-rw-r--r-- | stm32f4xx_hal_msp.c (renamed from src/stm32f4xx_hal_msp.c) | 0 | ||||
-rw-r--r-- | stm32f4xx_it.c (renamed from src/stm32f4xx_it.c) | 0 | ||||
-rw-r--r-- | stm32f4xx_it.h (renamed from include/stm32f4xx_it.h) | 0 | ||||
-rw-r--r-- | syscalls.c (renamed from libc/syscalls.c) | 9 |
24 files changed, 521 insertions, 238 deletions
@@ -1,4 +1,5 @@ *.o +*.mo *.bin *.elf *.hex diff --git a/Drivers/Makefile b/Drivers/Makefile index 376eac0..29aae70 100644 --- a/Drivers/Makefile +++ b/Drivers/Makefile @@ -6,20 +6,20 @@ AR=arm-none-eabi-ar vpath %.c STM32F4xx_HAL_Driver/Src # Default STDPERIPH_SETTINGS to settings suitable for STM32F429BIT6 (dev-bridge rev01) -STDPERIPH_SETTINGS ?= -DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F429xx +#STDPERIPH_SETTINGS ?= -DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F429xx -CFLAGS = -ggdb -O2 -Wall -Wextra -Warray-bounds -CFLAGS += -mcpu=cortex-m4 -mthumb -mlittle-endian -mthumb-interwork -CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 -CFLAGS += $(STDPERIPH_SETTINGS) -CFLAGS += -ICMSIS/Include -ICMSIS/Device/ST/STM32F4xx/Include -ISTM32F4xx_HAL_Driver/Inc +#CFLAGS += -ggdb -O2 -Wall -Wextra -Warray-bounds +#CFLAGS += -mcpu=cortex-m4 -mthumb -mlittle-endian -mthumb-interwork +#CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 +#CFLAGS += -ICMSIS/Include -ICMSIS/Device/ST/STM32F4xx/Include -ISTM32F4xx_HAL_Driver/Inc +#CFLAGS += $(STDPERIPH_SETTINGS) -SRCS = stm32f4xx_hal.c stm32f4xx_hal_msp_template.c \ +SRCS = stm32f4xx_hal.c stm32f4xx_hal_msp_template.c \ stm32f4xx_hal_adc.c stm32f4xx_hal_nand.c \ stm32f4xx_hal_adc_ex.c stm32f4xx_hal_nor.c \ stm32f4xx_hal_can.c stm32f4xx_hal_pccard.c \ stm32f4xx_hal_cortex.c stm32f4xx_hal_pcd.c \ - stm32f4xx_hal_crc.c stm32f4xx_hal_pwr.c \ + stm32f4xx_hal_crc.c stm32f4xx_hal_pwr.c \ stm32f4xx_hal_cryp.c stm32f4xx_hal_pwr_ex.c \ stm32f4xx_hal_cryp_ex.c stm32f4xx_hal_rcc.c \ stm32f4xx_hal_dac.c stm32f4xx_hal_rcc_ex.c \ @@ -1,35 +1,57 @@ +# Copyright (c) 2015, SUNET +# +# 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. +# +# 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 OWNER 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. + +# "stm32-native" projects SELF-TESTS = fmc-test led-test short-test uart-test fmc-perf +vpath %.c self-test -LIBHAL-TESTS = cores test-bus test-hash test-aes-key-wrap test-pbkdf2 test-ecdsa #test-rsa +# apps originally written for unix-like environment +LIBHAL-TESTS = cores test-bus test-hash test-aes-key-wrap test-pbkdf2 #test-ecdsa #test-rsa +vpath %.c libhal/tests libhal/utils -# put your *.o targets here, make should handle the rest! -SRCS = stm32f4xx_hal_msp.c stm32f4xx_it.c stm-fmc.c stm-init.c stm-uart.c - -TOPLEVEL=. +# absolute path, because we're going to be passing -I cflags to sub-makes +TOPLEVEL = $(shell pwd) # Location of the Libraries folder from the STM32F0xx Standard Peripheral Library -STD_PERIPH_LIB ?= $(TOPLEVEL)/Drivers +STD_PERIPH_LIB = $(TOPLEVEL)/Drivers -# Location of the linker scripts -LDSCRIPT_INC ?= $(TOPLEVEL)/Device/ldscripts +# linker script +LDSCRIPT = $(TOPLEVEL)/Device/ldscripts/stm32f429bitx.ld -# MCU selection parameters -# -STDPERIPH_SETTINGS ?= -DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F429xx -# -# For the dev-bridge rev01 board, use stm32f429bitx.ld. -MCU_LINKSCRIPT ?= stm32f429bitx.ld +# board-specific objects, to link into every project +BOARD_OBJS = stm32f4xx_hal_msp.o stm32f4xx_it.o stm-fmc.o stm-init.o stm-uart.o \ + Device/startup_stm32f429xx.o Device/system_stm32f4xx.o -# add startup file to build -# -# For the dev-bridge rev01 board, use startup_stm32f429xx.s. -SRCS += $(TOPLEVEL)/Device/startup_stm32f429xx.s -SRCS += $(TOPLEVEL)/Device/system_stm32f4xx.c - -# that's it, no need to change anything below this line! +# a few objects for libhal/test projects +LIBC_OBJS = syscalls.o printf.o gettimeofday.o -################################################### +LIBS = $(STD_PERIPH_LIB)/libstmf4.a libhal/libhal.a thirdparty/libtfm/libtfm.a +# cross-building tools PREFIX=arm-none-eabi- export CC=$(PREFIX)gcc export AS=$(PREFIX)as @@ -38,33 +60,20 @@ export OBJCOPY=$(PREFIX)objcopy export OBJDUMP=$(PREFIX)objdump export SIZE=$(PREFIX)size -#CFLAGS = -ggdb -O2 -Wall -Wextra -Warray-bounds -CFLAGS = -ggdb -O2 -Wall -Warray-bounds +# whew, that's a lot of cflags +CFLAGS = -ggdb -O2 -Wall -Warray-bounds #-Wextra CFLAGS += -mcpu=cortex-m4 -mthumb -mlittle-endian -mthumb-interwork CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 -CFLAGS += $(STDPERIPH_SETTINGS) +CFLAGS += -DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F429xx CFLAGS += -ffunction-sections -fdata-sections CFLAGS += -Wl,--gc-sections CFLAGS += -std=c99 - -################################################### - -vpath %.c src self-test -vpath %.a $(STD_PERIPH_LIB) - -IFLAGS += -I include -I $(STD_PERIPH_LIB) -I $(STD_PERIPH_LIB)/CMSIS/Device/ST/STM32F4xx/Include -IFLAGS += -I $(STD_PERIPH_LIB)/CMSIS/Include -I $(STD_PERIPH_LIB)/STM32F4xx_HAL_Driver/Inc - -%.o: %.c - $(CC) -c $(CFLAGS) $(IFLAGS) -o $@ $< - -OBJS = $(patsubst %.s,%.o, $(patsubst %.c,%.o, $(SRCS))) - -################################################### - -.PHONY: lib self-test - -LIBS = $(STD_PERIPH_LIB)/libstmf4.a libhal/libhal.a thirdparty/libtfm/libtfm.a +CFLAGS += -I $(TOPLEVEL) -I $(STD_PERIPH_LIB) +CFLAGS += -I $(STD_PERIPH_LIB)/CMSIS/Device/ST/STM32F4xx/Include +CFLAGS += -I $(STD_PERIPH_LIB)/CMSIS/Include +CFLAGS += -I $(STD_PERIPH_LIB)/STM32F4xx_HAL_Driver/Inc +CFLAGS += -I libhal +export CFLAGS all: lib self-test libhal-tests @@ -73,10 +82,8 @@ init: lib: $(LIBS) -export CFLAGS - $(STD_PERIPH_LIB)/libstmf4.a: - $(MAKE) -C $(STD_PERIPH_LIB) STDPERIPH_SETTINGS="$(STDPERIPH_SETTINGS) -I $(PWD)/include" + $(MAKE) -C $(STD_PERIPH_LIB) thirdparty/libtfm/libtfm.a: $(MAKE) -C thirdparty/libtfm PREFIX=$(PREFIX) @@ -86,8 +93,8 @@ libhal/libhal.a: hal_io_fmc.o thirdparty/libtfm/libtfm.a self-test: $(SELF-TESTS:=.elf) -%.elf: %.o $(OBJS) $(STD_PERIPH_LIB)/libstmf4.a - $(CC) $(CFLAGS) $^ -o $@ -L$(LDSCRIPT_INC) -T$(MCU_LINKSCRIPT) -g -Wl,-Map=$*.map +%.elf: %.o $(BOARD_OBJS) $(STD_PERIPH_LIB)/libstmf4.a + $(CC) $(CFLAGS) $^ -o $@ -T$(LDSCRIPT) -g -Wl,-Map=$*.map $(OBJCOPY) -O ihex $*.elf $*.hex $(OBJCOPY) -O binary $*.elf $*.bin $(OBJDUMP) -St $*.elf >$*.lst @@ -95,26 +102,23 @@ self-test: $(SELF-TESTS:=.elf) libhal-tests: $(LIBHAL-TESTS:=.bin) -vpath %.c libhal/tests -CFLAGS += -I libhal - # .mo extension for files with main() that need to be wrapped as __main() %.mo: %.c - $(CC) -c $(CFLAGS) $(IFLAGS) -Dmain=__main -o $@ $< + $(CC) -c $(CFLAGS) -Dmain=__main -o $@ $< -vpath %.c libc libhal/utils -%.bin: %.mo main.o syscalls.o printf.o gettimeofday.o $(OBJS) $(LIBS) - $(CC) $(CFLAGS) $^ -o $*.elf -L$(LDSCRIPT_INC) -T$(MCU_LINKSCRIPT) -g -Wl,-Map=$*.map +%.bin: %.mo main.o $(BOARD_OBJS) $(LIBC_OBJS) $(LIBS) + $(CC) $(CFLAGS) $^ -o $*.elf -T$(LDSCRIPT) -g -Wl,-Map=$*.map $(OBJCOPY) -O ihex $*.elf $*.hex $(OBJCOPY) -O binary $*.elf $*.bin $(OBJDUMP) -St $*.elf >$*.lst $(SIZE) $*.elf -.SECONDARY: $(OBJS) *.mo main.o syscalls.o printf.o gettimeofday.o +# don't automatically delete objects, to avoid a lot of unnecessary rebuilding +.SECONDARY: $(BOARD_OBJS) $(LIBC_OBJS) clean: find ./ -name '*~' | xargs rm -f - rm -f $(OBJS) *.o *.mo + rm -f $(BOARD_OBJS) $(LIBC_OBJS) *.o *.mo rm -f *.elf rm -f *.hex rm -f *.bin @@ -125,4 +129,3 @@ distclean: clean $(MAKE) -C $(STD_PERIPH_LIB) clean $(MAKE) -C thirdparty/libtfm clean $(MAKE) -C libhal clean - $(MAKE) -C libc clean diff --git a/gettimeofday.c b/gettimeofday.c new file mode 100644 index 0000000..b13485d --- /dev/null +++ b/gettimeofday.c @@ -0,0 +1,63 @@ +/* + * gettimeofday.c + * -------------- + * A simple implementation of gettimeofday() for CMSIS. + * This assumes a 1ms SysTick. It obviously does not return the absolute time, + * just the time since boot, but it's only used to calculate elapsed time in + * code we're porting from unix. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet 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. + */ + +#include <stdint.h> + +#include "stm32f4xx_hal.h" + +/* Don't #include <sys/time.h> because of conflicting prototype in newlib. */ + +/* from the manpage */ +struct timeval { + time_t tv_sec; /* seconds */ + suseconds_t tv_usec; /* microseconds */ +}; + +struct timezone { + int tz_minuteswest; /* minutes west of Greenwich */ + int tz_dsttime; /* type of DST correction */ +}; + +int gettimeofday(struct timeval *tv, struct timezone *tz) +{ + uint32_t tick = HAL_GetTick(); /* uptime in ms */ + + tv->tv_sec = tick / 1000; + tv->tv_usec = (tick % 1000) * 1000; + + return 0; +} diff --git a/include/stm-fmc.h b/include/stm-fmc.h deleted file mode 100644 index cf9b77e..0000000 --- a/include/stm-fmc.h +++ /dev/null @@ -1,18 +0,0 @@ -//------------------------------------------------------------------------------ -// stm-fmc.h -//------------------------------------------------------------------------------ - -#include <stdint.h> - -//------------------------------------------------------------------------------ -// Prototypes -//------------------------------------------------------------------------------ -void fmc_init(void); - -int fmc_write_32(uint32_t addr, uint32_t *data); -int fmc_read_32(uint32_t addr, uint32_t *data); - - -//------------------------------------------------------------------------------ -// EOF -//------------------------------------------------------------------------------ diff --git a/include/stm-init.h b/include/stm-init.h deleted file mode 100644 index fdf7dd0..0000000 --- a/include/stm-init.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef __STM_INIT_H -#define __STM_INIT_H - -#include "stm32f4xx_hal.h" - -extern void stm_init(void); -extern void Error_Handler(void); - -#endif /* __STM_INIT_H */ diff --git a/include/stm-led.h b/include/stm-led.h deleted file mode 100644 index bd2a1e3..0000000 --- a/include/stm-led.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef __STM_LED_H -#define __STM_LED_H - -#include "stm32f4xx_hal.h" - -#define LED_PORT GPIOJ -#define LED_RED GPIO_PIN_1 -#define LED_YELLOW GPIO_PIN_2 -#define LED_GREEN GPIO_PIN_3 -#define LED_BLUE GPIO_PIN_4 - -#define led_on(pin) HAL_GPIO_WritePin(LED_PORT,pin,SET) -#define led_off(pin) HAL_GPIO_WritePin(LED_PORT,pin,RESET) -#define led_toggle(pin) HAL_GPIO_TogglePin(LED_PORT,pin) - -#endif /* __STM_LED_H */ diff --git a/include/stm-uart.h b/include/stm-uart.h deleted file mode 100644 index c57afd5..0000000 --- a/include/stm-uart.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef __STM32_DEV_BRIDGE_UART_H -#define __STM32_DEV_BRIDGE_UART_H - -#include "stm32f4xx_hal.h" - -#define USART2_BAUD_RATE 115200 - -extern void MX_USART2_UART_Init(void); - -extern void uart_send_char(uint8_t ch); -extern void uart_send_string(char *s); -extern void uart_send_number(uint32_t num, uint8_t digits, uint8_t radix); -#define uart_send_binary(num, bits) uart_send_number(num, bits, 2) -#define uart_send_integer(num, digits) uart_send_number(num, digits, 10) -#define uart_send_hex(num, digits) uart_send_number(num, digits, 16) - -#endif /* __STM32_DEV_BRIDGE_UART_H */ diff --git a/libc/gettimeofday.c b/libc/gettimeofday.c deleted file mode 100644 index b0561c3..0000000 --- a/libc/gettimeofday.c +++ /dev/null @@ -1,26 +0,0 @@ -#include <stdint.h> - -#include "stm32f4xx_hal.h" - -/* Don't #include <sys/time.h> because of conflicting prototype in newlib. */ - -/* from the manpage: */ -struct timeval { - time_t tv_sec; /* seconds */ - suseconds_t tv_usec; /* microseconds */ -}; - -struct timezone { - int tz_minuteswest; /* minutes west of Greenwich */ - int tz_dsttime; /* type of DST correction */ -}; - -int gettimeofday(struct timeval *tv, struct timezone *tz) -{ - uint32_t tick = HAL_GetTick(); /* uptime in ms */ - - tv->tv_sec = tick / 1000; - tv->tv_usec = (tick % 1000) * 1000; - - return 0; -} @@ -1,5 +1,36 @@ -/* A wrapper for test programs that contain main() (currently libhal/tests). +/* + * main.c + * ------ + * A wrapper for test programs that contain main() (currently libhal/tests). * We compile them with -Dmain=__main, so we can do stm setup first. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet 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. */ #include "stm-init.h" diff --git a/src/stm-uart.c b/src/stm-uart.c deleted file mode 100644 index 7676645..0000000 --- a/src/stm-uart.c +++ /dev/null @@ -1,76 +0,0 @@ -/* Includes ------------------------------------------------------------------*/ -#include "stm32f4xx_hal.h" -#include "stm-uart.h" - -#include <string.h> - -static UART_HandleTypeDef huart2; - -extern void Error_Handler(); - - -/* Private variables ---------------------------------------------------------*/ - -/* Private function prototypes -----------------------------------------------*/ - -/* USART2 init function */ -void MX_USART2_UART_Init(void) -{ - huart2.Instance = USART2; - huart2.Init.BaudRate = USART2_BAUD_RATE; - huart2.Init.WordLength = UART_WORDLENGTH_8B; - huart2.Init.StopBits = UART_STOPBITS_1; - huart2.Init.Parity = UART_PARITY_NONE; - huart2.Init.Mode = UART_MODE_TX_RX; - huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; - huart2.Init.OverSampling = UART_OVERSAMPLING_16; - - if (HAL_UART_Init(&huart2) != HAL_OK) { - /* Initialization Error */ - Error_Handler(); - } -} - -void uart_send_char(uint8_t ch) -{ - HAL_UART_Transmit(&huart2, &ch, 1, 0x1); -} - -void uart_send_string(char *s) -{ - HAL_UART_Transmit(&huart2, (uint8_t *) s, strlen(s), 0x1); -} - -/* Generalized routine to send binary, decimal, and hex integers. - * This code is adapted from Chris Giese's printf.c - */ -void uart_send_number(uint32_t num, uint8_t digits, uint8_t radix) -{ - #define BUFSIZE 32 - char buf[BUFSIZE]; - char *where = buf + BUFSIZE; - - /* initialize buf so we can add leading 0 by adjusting the pointer */ - memset(buf, '0', BUFSIZE); - - /* build the string backwards, starting with the least significant digit */ - do { - uint32_t temp; - temp = num % radix; - where--; - if (temp < 10) - *where = temp + '0'; - else - *where = temp - 10 + 'A'; - num = num / radix; - } while (num != 0); - - if (where > buf + BUFSIZE - digits) - /* pad with leading 0 */ - where = buf + BUFSIZE - digits; - else - /* number is larger than the specified number of digits */ - digits = buf + BUFSIZE - where; - - HAL_UART_Transmit(&huart2, (uint8_t *) where, digits, 0x1); -} diff --git a/src/stm-fmc.c b/stm-fmc.c index 19b7fdc..3b36cbf 100644 --- a/src/stm-fmc.c +++ b/stm-fmc.c @@ -1,6 +1,36 @@ -//------------------------------------------------------------------------------ -// stm-fmc.c -//------------------------------------------------------------------------------ +/* + * stm-fmc.c + * --------- + * Functions to set up and use the FMC bus. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet 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. + */ //------------------------------------------------------------------------------ diff --git a/stm-fmc.h b/stm-fmc.h new file mode 100644 index 0000000..9e34d32 --- /dev/null +++ b/stm-fmc.h @@ -0,0 +1,45 @@ +/* + * stm-fmc.h + * --------- + * Functions to set up and use the FMC bus. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __STM_FMC_H +#define __STM_FMC_H + +#include <stdint.h> + +extern void fmc_init(void); + +extern int fmc_write_32(uint32_t addr, uint32_t *data); +extern int fmc_read_32(uint32_t addr, uint32_t *data); + +#endif /* __STM_FMC_H */ diff --git a/src/stm-init.c b/stm-init.c index f8610cd..aef1b95 100644 --- a/src/stm-init.c +++ b/stm-init.c @@ -35,16 +35,26 @@ /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal.h" #include "stm-init.h" +#ifdef HAL_GPIO_MODULE_ENABLED #include "stm-led.h" +#endif +#ifdef HAL_SRAM_MODULE_ENABLED #include "stm-fmc.h" +#endif +#ifdef HAL_UART_MODULE_ENABLED #include "stm-uart.h" +#endif /* Private variables ---------------------------------------------------------*/ -static GPIO_InitTypeDef GPIO_InitStruct; /* Private function prototypes -----------------------------------------------*/ static void SystemClock_Config(void); +#ifdef HAL_GPIO_MODULE_ENABLED static void MX_GPIO_Init(void); +#endif +#ifdef HAL_UART_MODULE_ENABLED +static void MX_USART2_UART_Init(void); +#endif void stm_init(void) { @@ -63,8 +73,12 @@ void stm_init(void) HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); /* Initialize all configured peripherals */ +#ifdef HAL_GPIO_MODULE_ENABLED MX_GPIO_Init(); +#endif +#ifdef HAL_UART_MODULE_ENABLED MX_USART2_UART_Init(); +#endif } /** System Clock Configuration @@ -127,6 +141,29 @@ static void old_SystemClock_Config(void) } #endif +#ifdef HAL_UART_MODULE_ENABLED +/* USART2 init function */ +static void MX_USART2_UART_Init(void) +{ + extern UART_HandleTypeDef huart2; + + huart2.Instance = USART2; + huart2.Init.BaudRate = USART2_BAUD_RATE; + huart2.Init.WordLength = UART_WORDLENGTH_8B; + huart2.Init.StopBits = UART_STOPBITS_1; + huart2.Init.Parity = UART_PARITY_NONE; + huart2.Init.Mode = UART_MODE_TX_RX; + huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; + huart2.Init.OverSampling = UART_OVERSAMPLING_16; + + if (HAL_UART_Init(&huart2) != HAL_OK) { + /* Initialization Error */ + Error_Handler(); + } +} +#endif + +#ifdef HAL_GPIO_MODULE_ENABLED /** Configure pins as * Analog * Input @@ -136,6 +173,8 @@ static void old_SystemClock_Config(void) */ static void MX_GPIO_Init(void) { + GPIO_InitTypeDef GPIO_InitStruct; + /* GPIO Ports Clock Enable */ __GPIOJ_CLK_ENABLE(); @@ -146,6 +185,7 @@ static void MX_GPIO_Init(void) GPIO_InitStruct.Speed = GPIO_SPEED_LOW; HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct); } +#endif /** * @brief This function is executed in case of error occurrence. @@ -154,7 +194,9 @@ static void MX_GPIO_Init(void) */ void Error_Handler(void) { +#ifdef HAL_GPIO_MODULE_ENABLED HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET); +#endif while (1) { ; } } diff --git a/stm-init.h b/stm-init.h new file mode 100644 index 0000000..60a728a --- /dev/null +++ b/stm-init.h @@ -0,0 +1,43 @@ +/* + * stm-init.h + * ---------- + * Functions to set up the stm32 peripherals. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __STM_INIT_H +#define __STM_INIT_H + +#include "stm32f4xx_hal.h" + +extern void stm_init(void); +extern void Error_Handler(void); + +#endif /* __STM_INIT_H */ diff --git a/stm-led.h b/stm-led.h new file mode 100644 index 0000000..5af084a --- /dev/null +++ b/stm-led.h @@ -0,0 +1,50 @@ +/* + * stm-led.h + * --------- + * Defines to control the LEDs through GPIO pins. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __STM_LED_H +#define __STM_LED_H + +#include "stm32f4xx_hal.h" + +#define LED_PORT GPIOJ +#define LED_RED GPIO_PIN_1 +#define LED_YELLOW GPIO_PIN_2 +#define LED_GREEN GPIO_PIN_3 +#define LED_BLUE GPIO_PIN_4 + +#define led_on(pin) HAL_GPIO_WritePin(LED_PORT,pin,SET) +#define led_off(pin) HAL_GPIO_WritePin(LED_PORT,pin,RESET) +#define led_toggle(pin) HAL_GPIO_TogglePin(LED_PORT,pin) + +#endif /* __STM_LED_H */ diff --git a/stm-uart.c b/stm-uart.c new file mode 100644 index 0000000..602a59c --- /dev/null +++ b/stm-uart.c @@ -0,0 +1,87 @@ +/* + * stm-uart.c + * ---------- + * Functions for sending strings and numbers over the uart. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet 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. + */ + +#include "stm32f4xx_hal.h" +#include "stm-uart.h" + +#include <string.h> + +/* initialized in MX_USART2_UART_Init() in stm-init.c */ +UART_HandleTypeDef huart2; + +/* send a single character */ +void uart_send_char(uint8_t ch) +{ + HAL_UART_Transmit(&huart2, &ch, 1, 0x1); +} + +/* send a string */ +void uart_send_string(char *s) +{ + HAL_UART_Transmit(&huart2, (uint8_t *) s, strlen(s), 0x1); +} + +/* Generalized routine to send binary, decimal, and hex integers. + * This code is adapted from Chris Giese's printf.c + */ +void uart_send_number(uint32_t num, uint8_t digits, uint8_t radix) +{ + #define BUFSIZE 32 + char buf[BUFSIZE]; + char *where = buf + BUFSIZE; + + /* initialize buf so we can add leading 0 by adjusting the pointer */ + memset(buf, '0', BUFSIZE); + + /* build the string backwards, starting with the least significant digit */ + do { + uint32_t temp; + temp = num % radix; + where--; + if (temp < 10) + *where = temp + '0'; + else + *where = temp - 10 + 'A'; + num = num / radix; + } while (num != 0); + + if (where > buf + BUFSIZE - digits) + /* pad with leading 0 */ + where = buf + BUFSIZE - digits; + else + /* number is larger than the specified number of digits */ + digits = buf + BUFSIZE - where; + + HAL_UART_Transmit(&huart2, (uint8_t *) where, digits, 0x1); +} diff --git a/stm-uart.h b/stm-uart.h new file mode 100644 index 0000000..7019a48 --- /dev/null +++ b/stm-uart.h @@ -0,0 +1,49 @@ +/* + * stm-uart.h + * --------- + * Functions and defines to use the UART. + * + * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __STM32_UART_H +#define __STM32_UART_H + +#include "stm32f4xx_hal.h" + +#define USART2_BAUD_RATE 115200 + +extern void uart_send_char(uint8_t ch); +extern void uart_send_string(char *s); +extern void uart_send_number(uint32_t num, uint8_t digits, uint8_t radix); +#define uart_send_binary(num, bits) uart_send_number(num, bits, 2) +#define uart_send_integer(num, digits) uart_send_number(num, digits, 10) +#define uart_send_hex(num, digits) uart_send_number(num, digits, 16) + +#endif /* __STM32_UART_H */ diff --git a/include/stm32f4xx_hal_conf.h b/stm32f4xx_hal_conf.h index fd13d9e..fd13d9e 100644 --- a/include/stm32f4xx_hal_conf.h +++ b/stm32f4xx_hal_conf.h diff --git a/src/stm32f4xx_hal_msp.c b/stm32f4xx_hal_msp.c index ee2cb7e..ee2cb7e 100644 --- a/src/stm32f4xx_hal_msp.c +++ b/stm32f4xx_hal_msp.c diff --git a/src/stm32f4xx_it.c b/stm32f4xx_it.c index b2b64bf..b2b64bf 100644 --- a/src/stm32f4xx_it.c +++ b/stm32f4xx_it.c diff --git a/include/stm32f4xx_it.h b/stm32f4xx_it.h index 546d79c..546d79c 100644 --- a/include/stm32f4xx_it.h +++ b/stm32f4xx_it.h diff --git a/libc/syscalls.c b/syscalls.c index 9212763..58f3ecc 100644 --- a/libc/syscalls.c +++ b/syscalls.c @@ -34,10 +34,11 @@ * newlib version 1.17.0 ****************************************************************************/ -/* 2015-10-29 pselkirk for cryptech: - * Changed asm to __asm for c99 compatibility. - * Added _exit, _kill, and _getpid from mifi's 2013 revision. - */ +/**************************************************************************** +* 2015-10-29 pselkirk for cryptech: +* Changed asm to __asm for c99 compatibility. +* Added _exit, _kill, and _getpid from mifi's 2013 revision. +****************************************************************************/ #include <stdlib.h> #include <errno.h> |