From da8d9de6b079e0b264f5f0c3344608b0789f7526 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Tue, 26 Jan 2010 03:01:25 +0100 Subject: Rename example directory names to all-lowercase. --- examples/MB525/Makefile | 53 --------------- examples/MB525/fancyblink/Makefile | 96 ---------------------------- examples/MB525/fancyblink/README | 47 -------------- examples/MB525/fancyblink/fancyblink.c | 86 ------------------------- examples/MB525/fancyblink/fancyblink.ld | 31 --------- examples/STM32-H103/Makefile | 51 --------------- examples/STM32-H103/fancyblink/Makefile | 95 --------------------------- examples/STM32-H103/fancyblink/README | 47 -------------- examples/STM32-H103/fancyblink/fancyblink.c | 68 -------------------- examples/STM32-H103/fancyblink/fancyblink.ld | 31 --------- examples/STM32-H103/miniblink/Makefile | 95 --------------------------- examples/STM32-H103/miniblink/README | 47 -------------- examples/STM32-H103/miniblink/miniblink.c | 65 ------------------- examples/STM32-H103/miniblink/miniblink.ld | 31 --------- examples/STM32-H103/usart/Makefile | 95 --------------------------- examples/STM32-H103/usart/README | 47 -------------- examples/STM32-H103/usart/usart.c | 96 ---------------------------- examples/STM32-H103/usart/usart.ld | 31 --------- examples/mb525/Makefile | 53 +++++++++++++++ examples/mb525/fancyblink/Makefile | 96 ++++++++++++++++++++++++++++ examples/mb525/fancyblink/README | 47 ++++++++++++++ examples/mb525/fancyblink/fancyblink.c | 86 +++++++++++++++++++++++++ examples/mb525/fancyblink/fancyblink.ld | 31 +++++++++ examples/stm32-h103/Makefile | 51 +++++++++++++++ examples/stm32-h103/fancyblink/Makefile | 95 +++++++++++++++++++++++++++ examples/stm32-h103/fancyblink/README | 47 ++++++++++++++ examples/stm32-h103/fancyblink/fancyblink.c | 68 ++++++++++++++++++++ examples/stm32-h103/fancyblink/fancyblink.ld | 31 +++++++++ examples/stm32-h103/miniblink/Makefile | 95 +++++++++++++++++++++++++++ examples/stm32-h103/miniblink/README | 47 ++++++++++++++ examples/stm32-h103/miniblink/miniblink.c | 65 +++++++++++++++++++ examples/stm32-h103/miniblink/miniblink.ld | 31 +++++++++ examples/stm32-h103/usart/Makefile | 95 +++++++++++++++++++++++++++ examples/stm32-h103/usart/README | 47 ++++++++++++++ examples/stm32-h103/usart/usart.c | 96 ++++++++++++++++++++++++++++ examples/stm32-h103/usart/usart.ld | 31 +++++++++ 36 files changed, 1112 insertions(+), 1112 deletions(-) delete mode 100644 examples/MB525/Makefile delete mode 100644 examples/MB525/fancyblink/Makefile delete mode 100644 examples/MB525/fancyblink/README delete mode 100644 examples/MB525/fancyblink/fancyblink.c delete mode 100644 examples/MB525/fancyblink/fancyblink.ld delete mode 100644 examples/STM32-H103/Makefile delete mode 100644 examples/STM32-H103/fancyblink/Makefile delete mode 100644 examples/STM32-H103/fancyblink/README delete mode 100644 examples/STM32-H103/fancyblink/fancyblink.c delete mode 100644 examples/STM32-H103/fancyblink/fancyblink.ld delete mode 100644 examples/STM32-H103/miniblink/Makefile delete mode 100644 examples/STM32-H103/miniblink/README delete mode 100644 examples/STM32-H103/miniblink/miniblink.c delete mode 100644 examples/STM32-H103/miniblink/miniblink.ld delete mode 100644 examples/STM32-H103/usart/Makefile delete mode 100644 examples/STM32-H103/usart/README delete mode 100644 examples/STM32-H103/usart/usart.c delete mode 100644 examples/STM32-H103/usart/usart.ld create mode 100644 examples/mb525/Makefile create mode 100644 examples/mb525/fancyblink/Makefile create mode 100644 examples/mb525/fancyblink/README create mode 100644 examples/mb525/fancyblink/fancyblink.c create mode 100644 examples/mb525/fancyblink/fancyblink.ld create mode 100644 examples/stm32-h103/Makefile create mode 100644 examples/stm32-h103/fancyblink/Makefile create mode 100644 examples/stm32-h103/fancyblink/README create mode 100644 examples/stm32-h103/fancyblink/fancyblink.c create mode 100644 examples/stm32-h103/fancyblink/fancyblink.ld create mode 100644 examples/stm32-h103/miniblink/Makefile create mode 100644 examples/stm32-h103/miniblink/README create mode 100644 examples/stm32-h103/miniblink/miniblink.c create mode 100644 examples/stm32-h103/miniblink/miniblink.ld create mode 100644 examples/stm32-h103/usart/Makefile create mode 100644 examples/stm32-h103/usart/README create mode 100644 examples/stm32-h103/usart/usart.c create mode 100644 examples/stm32-h103/usart/usart.ld (limited to 'examples') diff --git a/examples/MB525/Makefile b/examples/MB525/Makefile deleted file mode 100644 index e0ae5af..0000000 --- a/examples/MB525/Makefile +++ /dev/null @@ -1,53 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -# Do not print "Entering directory ...". -## MAKEFLAGS += --no-print-directory - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -endif - -#all: miniblink fancyblink usart -all: fancyblink - -#miniblink: -# @printf " BUILD miniblink\n" -# $(Q)$(MAKE) -C miniblink - -fancyblink: - @printf " BUILD fancyblink\n" - $(Q)$(MAKE) -C fancyblink - -#usart: -# @printf " BUILD usart\n" -# $(Q)$(MAKE) -C usart - -clean: -# @printf " CLEAN miniblink\n" -# $(Q)$(MAKE) -C miniblink clean - @printf " CLEAN fancyblink\n" - $(Q)$(MAKE) -C fancyblink clean -# @printf " CLEAN usart\n" -# $(Q)$(MAKE) -C usart clean - -#.PHONY: miniblink fancyblink usart clean -.PHONY: fancyblink clean - diff --git a/examples/MB525/fancyblink/Makefile b/examples/MB525/fancyblink/Makefile deleted file mode 100644 index 57a1033..0000000 --- a/examples/MB525/fancyblink/Makefile +++ /dev/null @@ -1,96 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -BINARY = fancyblink - -# PREFIX ?= arm-none-eabi -PREFIX ?= arm-elf -CC = $(PREFIX)-gcc -LD = $(PREFIX)-ld -OBJCOPY = $(PREFIX)-objcopy -OBJDUMP = $(PREFIX)-objdump -# Uncomment this line if you want to use the installed (not local) library. -# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) -TOOLCHAIN_DIR = ../../.. -CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ - -mcpu=cortex-m3 -mthumb -LDSCRIPT = $(BINARY).ld -LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles -#LDFLAGS = -T$(LDSCRIPT) -nostartfiles -OBJS = $(BINARY).o - -OPENOCD_BASE = /usr -OPENOCD = $(OPENOCD_BASE)/bin/openocd -OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts -OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg -OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -NULL := 2>/dev/null -endif - -all: images - -images: $(BINARY) - @printf " OBJCOPY $(BINARY).bin\n" - $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin - @printf " OBJCOPY $(BINARY).hex\n" - $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex - @printf " OBJCOPY $(BINARY).srec\n" - $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec - @printf " OBJDUMP $(BINARY).list\n" - $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list - -$(BINARY): $(OBJS) $(LDSCRIPT) - @printf " LD $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 - -%.o: %.c Makefile - @printf " CC $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(CC) $(CFLAGS) -o $@ -c $< - -clean: - @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" - $(Q)rm -f *.o - @printf " CLEAN $(BINARY)\n" - $(Q)rm -f $(BINARY) - @printf " CLEAN $(BINARY).bin\n" - $(Q)rm -f $(BINARY).bin - @printf " CLEAN $(BINARY).hex\n" - $(Q)rm -f $(BINARY).hex - @printf " CLEAN $(BINARY).srec\n" - $(Q)rm -f $(BINARY).srec - @printf " CLEAN $(BINARY).list\n" - $(Q)rm -f $(BINARY).list - -flash: images - @printf " FLASH $(BINARY).bin\n" - @# IMPORTANT: Don't use "resume", only "reset" will work correctly! - $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ - -f $(OPENOCD_FLASHER) \ - -f $(OPENOCD_BOARD) \ - -c "init" -c "reset halt" \ - -c "flash write_image erase $(BINARY).bin 0x08000000" \ - -c "reset" \ - -c "shutdown" $(NULL) - -.PHONY: images clean - diff --git a/examples/MB525/fancyblink/README b/examples/MB525/fancyblink/README deleted file mode 100644 index 8b3b732..0000000 --- a/examples/MB525/fancyblink/README +++ /dev/null @@ -1,47 +0,0 @@ ------------------------------------------------------------------------------- -README ------------------------------------------------------------------------------- - -This is a blink example program using libopenstm32. - -It's intended for the ST STM32-based MB525 eval board (see -http://www.st.com/stonline/products/literature/um/13472.htm for details). It -should blink the LED on the board. - - -Building --------- - - $ make - -Running 'make' on the top-level libopenstm32 directory will automatically -also build this example. Or you can build the library "manually" and -then run 'make' in this directory. - -You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): - - $ PREFIX=arm-none-eabi make - -For a more verbose build you can use - - $ make V=1 - - -Flashing --------- - -You can flash the generated code on the MB525 board using OpenOCD: - - $ make flash - -Or you can do the same manually via: - - $ openocd -f interface/jlink.cfg -f board/olimex_stm32_h103.cfg - $ telnet localhost 4444 - > reset halt - > flash write_image erase fancyblink.hex - > reset - -Replace the "jlink.cfg" with whatever JTAG device you are using, and/or -replace "olimex_stm32_h103.cfg" with your respective board config file. - diff --git a/examples/MB525/fancyblink/fancyblink.c b/examples/MB525/fancyblink/fancyblink.c deleted file mode 100644 index 9c5e581..0000000 --- a/examples/MB525/fancyblink/fancyblink.c +++ /dev/null @@ -1,86 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann , - * 2010 Piotr Esden-Tempski - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include - -/* Set STM32 to 72 MHz. */ -void clock_setup(void) -{ - /* Select HSI as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); - - /* Set the PLL multiplication factor to 9. */ - rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); - - /* Select HSI/2 as PLL source. */ - rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); - - rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); - - /* Enable PLL oscillator and wait for it to stabilize. */ - rcc_osc_on(PLL); - rcc_wait_for_osc_ready(PLL); - - /* Select PLL as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); -} - -void gpio_setup(void) -{ - /* Enable GPIOC clock. */ - rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); - - /* Set GPIO6 (in GPIO port C) to 'output push-pull'. */ - gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ, - GPIO_CNF_OUTPUT_PUSHPULL, GPIO6 | GPIO7 | GPIO8 | GPIO9); -} - -int main(void) -{ - int i; - - clock_setup(); - gpio_setup(); - - /* Blink the LED (PC12) on the board. */ - gpio_set(GPIOC, GPIO6); - while (1) { - gpio_toggle(GPIOC, GPIO6); /* LED on/off */ - gpio_toggle(GPIOC, GPIO7); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - gpio_toggle(GPIOC, GPIO7); /* LED on/off */ - gpio_toggle(GPIOC, GPIO8); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - gpio_toggle(GPIOC, GPIO8); /* LED on/off */ - gpio_toggle(GPIOC, GPIO9); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - gpio_toggle(GPIOC, GPIO8); /* LED on/off */ - gpio_toggle(GPIOC, GPIO9); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - gpio_toggle(GPIOC, GPIO7); /* LED on/off */ - gpio_toggle(GPIOC, GPIO8); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - gpio_toggle(GPIOC, GPIO6); /* LED on/off */ - gpio_toggle(GPIOC, GPIO7); /* LED on/off */ - for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ - } - - return 0; -} diff --git a/examples/MB525/fancyblink/fancyblink.ld b/examples/MB525/fancyblink/fancyblink.ld deleted file mode 100644 index b3bb9a4..0000000 --- a/examples/MB525/fancyblink/fancyblink.ld +++ /dev/null @@ -1,31 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ - -/* Define memory regions. */ -MEMORY -{ - rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K - ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K -} - -/* Include the common ld script from libopenstm32. */ -INCLUDE libopenstm32.ld - diff --git a/examples/STM32-H103/Makefile b/examples/STM32-H103/Makefile deleted file mode 100644 index d0f25f3..0000000 --- a/examples/STM32-H103/Makefile +++ /dev/null @@ -1,51 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -# Do not print "Entering directory ...". -## MAKEFLAGS += --no-print-directory - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -endif - -all: miniblink fancyblink usart - -miniblink: - @printf " BUILD miniblink\n" - $(Q)$(MAKE) -C miniblink - -fancyblink: - @printf " BUILD fancyblink\n" - $(Q)$(MAKE) -C fancyblink - -usart: - @printf " BUILD usart\n" - $(Q)$(MAKE) -C usart - -clean: - @printf " CLEAN miniblink\n" - $(Q)$(MAKE) -C miniblink clean - @printf " CLEAN fancyblink\n" - $(Q)$(MAKE) -C fancyblink clean - @printf " CLEAN usart\n" - $(Q)$(MAKE) -C usart clean - -.PHONY: miniblink fancyblink usart clean - diff --git a/examples/STM32-H103/fancyblink/Makefile b/examples/STM32-H103/fancyblink/Makefile deleted file mode 100644 index 0d19fda..0000000 --- a/examples/STM32-H103/fancyblink/Makefile +++ /dev/null @@ -1,95 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -BINARY = fancyblink - -# PREFIX ?= arm-none-eabi -PREFIX ?= arm-elf -CC = $(PREFIX)-gcc -LD = $(PREFIX)-ld -OBJCOPY = $(PREFIX)-objcopy -OBJDUMP = $(PREFIX)-objdump -# Uncomment this line if you want to use the installed (not local) library. -# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) -TOOLCHAIN_DIR = ../../.. -CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ - -mcpu=cortex-m3 -mthumb -LDSCRIPT = $(BINARY).ld -LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles -OBJS = $(BINARY).o - -OPENOCD_BASE = /usr -OPENOCD = $(OPENOCD_BASE)/bin/openocd -OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts -OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg -OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -NULL := 2>/dev/null -endif - -all: images - -images: $(BINARY) - @printf " OBJCOPY $(BINARY).bin\n" - $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin - @printf " OBJCOPY $(BINARY).hex\n" - $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex - @printf " OBJCOPY $(BINARY).srec\n" - $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec - @printf " OBJDUMP $(BINARY).list\n" - $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list - -$(BINARY): $(OBJS) $(LDSCRIPT) - @printf " LD $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 - -%.o: %.c Makefile - @printf " CC $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(CC) $(CFLAGS) -o $@ -c $< - -clean: - @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" - $(Q)rm -f *.o - @printf " CLEAN $(BINARY)\n" - $(Q)rm -f $(BINARY) - @printf " CLEAN $(BINARY).bin\n" - $(Q)rm -f $(BINARY).bin - @printf " CLEAN $(BINARY).hex\n" - $(Q)rm -f $(BINARY).hex - @printf " CLEAN $(BINARY).srec\n" - $(Q)rm -f $(BINARY).srec - @printf " CLEAN $(BINARY).list\n" - $(Q)rm -f $(BINARY).list - -flash: images - @printf " FLASH $(BINARY).bin\n" - @# IMPORTANT: Don't use "resume", only "reset" will work correctly! - $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ - -f $(OPENOCD_FLASHER) \ - -f $(OPENOCD_BOARD) \ - -c "init" -c "reset halt" \ - -c "flash write_image erase $(BINARY).bin 0x08000000" \ - -c "reset" \ - -c "shutdown" $(NULL) - -.PHONY: images clean - diff --git a/examples/STM32-H103/fancyblink/README b/examples/STM32-H103/fancyblink/README deleted file mode 100644 index 8e7adce..0000000 --- a/examples/STM32-H103/fancyblink/README +++ /dev/null @@ -1,47 +0,0 @@ ------------------------------------------------------------------------------- -README ------------------------------------------------------------------------------- - -This is the smallest-possible example program using libopenstm32. - -It's intended for the ST STM32-based Olimex STM32-H103 eval board (see -http://olimex.com/dev/stm32-h103.html for details). It should blink -the LED on the board. - - -Building --------- - - $ make - -Running 'make' on the top-level libopenstm32 directory will automatically -also build this example. Or you can build the library "manually" and -then run 'make' in this directory. - -You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): - - $ PREFIX=arm-none-eabi make - -For a more verbose build you can use - - $ make V=1 - - -Flashing --------- - -You can flash the generated code on the STM32-H103 board using OpenOCD: - - $ make flash - -Or you can do the same manually via: - - $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg - $ telnet localhost 4444 - > reset halt - > flash write_image erase fancyblink.hex - > reset - -Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or -replace "olimex_stm32_h103.cfg" with your respective board config file. - diff --git a/examples/STM32-H103/fancyblink/fancyblink.c b/examples/STM32-H103/fancyblink/fancyblink.c deleted file mode 100644 index aad1879..0000000 --- a/examples/STM32-H103/fancyblink/fancyblink.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include - -/* Set STM32 to 72 MHz. */ -void clock_setup(void) -{ - /* Select HSI as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); - - /* Set the PLL multiplication factor to 9. */ - rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); - - /* Select HSI/2 as PLL source. */ - rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); - - rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); - - /* Enable PLL oscillator and wait for it to stabilize. */ - rcc_osc_on(PLL); - rcc_wait_for_osc_ready(PLL); - - /* Select PLL as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); -} - -void gpio_setup(void) -{ - /* Enable GPIOC clock. */ - rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); - - /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ - gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ, - GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); -} - -int main(void) -{ - int i; - - clock_setup(); - gpio_setup(); - - /* Blink the LED (PC12) on the board. */ - while (1) { - gpio_toggle(GPIOC, GPIO12); /* LED on/off */ - for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - } - - return 0; -} diff --git a/examples/STM32-H103/fancyblink/fancyblink.ld b/examples/STM32-H103/fancyblink/fancyblink.ld deleted file mode 100644 index b3bb9a4..0000000 --- a/examples/STM32-H103/fancyblink/fancyblink.ld +++ /dev/null @@ -1,31 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ - -/* Define memory regions. */ -MEMORY -{ - rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K - ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K -} - -/* Include the common ld script from libopenstm32. */ -INCLUDE libopenstm32.ld - diff --git a/examples/STM32-H103/miniblink/Makefile b/examples/STM32-H103/miniblink/Makefile deleted file mode 100644 index db85a8c..0000000 --- a/examples/STM32-H103/miniblink/Makefile +++ /dev/null @@ -1,95 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -BINARY = miniblink - -# PREFIX ?= arm-none-eabi -PREFIX ?= arm-elf -CC = $(PREFIX)-gcc -LD = $(PREFIX)-ld -OBJCOPY = $(PREFIX)-objcopy -OBJDUMP = $(PREFIX)-objdump -# Uncomment this line if you want to use the installed (not local) library. -# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) -TOOLCHAIN_DIR = ../../.. -CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ - -mcpu=cortex-m3 -mthumb -LDSCRIPT = $(BINARY).ld -LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles -OBJS = $(BINARY).o - -OPENOCD_BASE = /usr -OPENOCD = $(OPENOCD_BASE)/bin/openocd -OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts -OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg -OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -NULL := 2>/dev/null -endif - -all: images - -images: $(BINARY) - @printf " OBJCOPY $(BINARY).bin\n" - $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin - @printf " OBJCOPY $(BINARY).hex\n" - $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex - @printf " OBJCOPY $(BINARY).srec\n" - $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec - @printf " OBJDUMP $(BINARY).list\n" - $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list - -$(BINARY): $(OBJS) $(LDSCRIPT) - @printf " LD $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 - -%.o: %.c Makefile - @printf " CC $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(CC) $(CFLAGS) -o $@ -c $< - -clean: - @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" - $(Q)rm -f *.o - @printf " CLEAN $(BINARY)\n" - $(Q)rm -f $(BINARY) - @printf " CLEAN $(BINARY).bin\n" - $(Q)rm -f $(BINARY).bin - @printf " CLEAN $(BINARY).hex\n" - $(Q)rm -f $(BINARY).hex - @printf " CLEAN $(BINARY).srec\n" - $(Q)rm -f $(BINARY).srec - @printf " CLEAN $(BINARY).list\n" - $(Q)rm -f $(BINARY).list - -flash: images - @printf " FLASH $(BINARY).bin\n" - @# IMPORTANT: Don't use "resume", only "reset" will work correctly! - $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ - -f $(OPENOCD_FLASHER) \ - -f $(OPENOCD_BOARD) \ - -c "init" -c "reset halt" \ - -c "flash write_image erase $(BINARY).bin 0x08000000" \ - -c "reset" \ - -c "shutdown" $(NULL) - -.PHONY: images clean - diff --git a/examples/STM32-H103/miniblink/README b/examples/STM32-H103/miniblink/README deleted file mode 100644 index 88278d9..0000000 --- a/examples/STM32-H103/miniblink/README +++ /dev/null @@ -1,47 +0,0 @@ ------------------------------------------------------------------------------- -README ------------------------------------------------------------------------------- - -This is the smallest-possible example program using libopenstm32. - -It's intended for the ST STM32-based Olimex STM32-H103 eval board (see -http://olimex.com/dev/stm32-h103.html for details). It should blink -the LED on the board. - - -Building --------- - - $ make - -Running 'make' on the top-level libopenstm32 directory will automatically -also build this example. Or you can build the library "manually" and -then run 'make' in this directory. - -You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): - - $ PREFIX=arm-none-eabi make - -For a more verbose build you can use - - $ make V=1 - - -Flashing --------- - -You can flash the generated code on the STM32-H103 board using OpenOCD: - - $ make flash - -Or you can do the same manually via: - - $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg - $ telnet localhost 4444 - > reset halt - > flash write_image erase miniblink.hex - > reset - -Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or -replace "olimex_stm32_h103.cfg" with your respective board config file. - diff --git a/examples/STM32-H103/miniblink/miniblink.c b/examples/STM32-H103/miniblink/miniblink.c deleted file mode 100644 index a8d253c..0000000 --- a/examples/STM32-H103/miniblink/miniblink.c +++ /dev/null @@ -1,65 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include - -void gpio_setup(void) -{ - /* Enable GPIOC clock. */ - /* Manually: */ - // RCC_APB2ENR |= IOPCEN; - /* Using API functions: */ - rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); - - /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ - /* Manually: */ - // GPIOC_CRH = (GPIO_CNF_OUTPUT_PUSHPULL << (((12 - 8) * 4) + 2)); - // GPIOC_CRH |= (GPIO_MODE_OUTPUT_2_MHZ << ((12 - 8) * 4)); - /* Using API functions: */ - gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, - GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); -} - -int main(void) -{ - int i; - - gpio_setup(); - - /* Blink the LED (PC12) on the board. */ - while (1) { - /* Manually: */ - // GPIOC_BSRR = GPIO12; /* LED off */ - // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - // GPIOC_BRR = GPIO12; /* LED on */ - // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - - /* Using API functions gpio_set()/gpio_clear(): */ - // gpio_set(GPIOC, GPIO12); /* LED off */ - // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - // gpio_clear(GPIOC, GPIO12); /* LED on */ - // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - - /* Using API function gpio_toggle(): */ - gpio_toggle(GPIOC, GPIO12); /* LED on/off */ - for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - } - - return 0; -} diff --git a/examples/STM32-H103/miniblink/miniblink.ld b/examples/STM32-H103/miniblink/miniblink.ld deleted file mode 100644 index b3bb9a4..0000000 --- a/examples/STM32-H103/miniblink/miniblink.ld +++ /dev/null @@ -1,31 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ - -/* Define memory regions. */ -MEMORY -{ - rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K - ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K -} - -/* Include the common ld script from libopenstm32. */ -INCLUDE libopenstm32.ld - diff --git a/examples/STM32-H103/usart/Makefile b/examples/STM32-H103/usart/Makefile deleted file mode 100644 index 432446d..0000000 --- a/examples/STM32-H103/usart/Makefile +++ /dev/null @@ -1,95 +0,0 @@ -## -## This file is part of the libopenstm32 project. -## -## Copyright (C) 2009 Uwe Hermann -## -## This program is free software: you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation, either version 3 of the License, or -## (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program. If not, see . -## - -BINARY = usart - -# PREFIX ?= arm-none-eabi -PREFIX ?= arm-elf -CC = $(PREFIX)-gcc -LD = $(PREFIX)-ld -OBJCOPY = $(PREFIX)-objcopy -OBJDUMP = $(PREFIX)-objdump -# Uncomment this line if you want to use the installed (not local) library. -# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) -TOOLCHAIN_DIR = ../../.. -CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ - -mcpu=cortex-m3 -mthumb -LDSCRIPT = $(BINARY).ld -LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles -OBJS = $(BINARY).o - -OPENOCD_BASE = /usr -OPENOCD = $(OPENOCD_BASE)/bin/openocd -OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts -OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg -OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg - -# Be silent per default, but 'make V=1' will show all compiler calls. -ifneq ($(V),1) -Q := @ -NULL := 2>/dev/null -endif - -all: images - -images: $(BINARY) - @printf " OBJCOPY $(BINARY).bin\n" - $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin - @printf " OBJCOPY $(BINARY).hex\n" - $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex - @printf " OBJCOPY $(BINARY).srec\n" - $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec - @printf " OBJDUMP $(BINARY).list\n" - $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list - -$(BINARY): $(OBJS) $(LDSCRIPT) - @printf " LD $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 - -%.o: %.c Makefile - @printf " CC $(subst $(shell pwd)/,,$(@))\n" - $(Q)$(CC) $(CFLAGS) -o $@ -c $< - -clean: - @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" - $(Q)rm -f *.o - @printf " CLEAN $(BINARY)\n" - $(Q)rm -f $(BINARY) - @printf " CLEAN $(BINARY).bin\n" - $(Q)rm -f $(BINARY).bin - @printf " CLEAN $(BINARY).hex\n" - $(Q)rm -f $(BINARY).hex - @printf " CLEAN $(BINARY).srec\n" - $(Q)rm -f $(BINARY).srec - @printf " CLEAN $(BINARY).list\n" - $(Q)rm -f $(BINARY).list - -flash: images - @printf " FLASH $(BINARY).bin\n" - @# IMPORTANT: Don't use "resume", only "reset" will work correctly! - $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ - -f $(OPENOCD_FLASHER) \ - -f $(OPENOCD_BOARD) \ - -c "init" -c "reset halt" \ - -c "flash write_image erase $(BINARY).bin 0x08000000" \ - -c "reset" \ - -c "shutdown" $(NULL) - -.PHONY: images clean - diff --git a/examples/STM32-H103/usart/README b/examples/STM32-H103/usart/README deleted file mode 100644 index cbb0db2..0000000 --- a/examples/STM32-H103/usart/README +++ /dev/null @@ -1,47 +0,0 @@ ------------------------------------------------------------------------------- -README ------------------------------------------------------------------------------- - -This example program sends some characters on USART3 on the ST STM32-based -Olimex STM32-H103 eval board (see http://olimex.com/dev/stm32-h103.html -for details). - -The terminal settings for the receiving device/PC are 38400 8n1. - - -Building --------- - - $ make - -Running 'make' on the top-level libopenstm32 directory will automatically -also build this example. Or you can build the library "manually" and -then run 'make' in this directory. - -You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): - - $ PREFIX=arm-none-eabi make - -For a more verbose build you can use - - $ make V=1 - - -Flashing --------- - -You can flash the generated code on the STM32-H103 board using OpenOCD: - - $ make flash - -Or you can do the same manually via: - - $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg - $ telnet localhost 4444 - > reset halt - > flash write_image erase usart.hex - > reset - -Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or -replace "olimex_stm32_h103.cfg" with your respective board config file. - diff --git a/examples/STM32-H103/usart/usart.c b/examples/STM32-H103/usart/usart.c deleted file mode 100644 index 52a158d..0000000 --- a/examples/STM32-H103/usart/usart.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include - -void clock_setup(void) -{ - /* Select HSI as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); - - /* Set the PLL multiplication factor to 9. */ - rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); - - /* Select HSI/2 as PLL source. */ - rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); - - rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); - - /* Enable PLL oscillator and wait for it to stabilize. */ - rcc_osc_on(PLL); - rcc_wait_for_osc_ready(PLL); - - /* Select PLL as SYSCLK source. */ - rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); -} - -void usart_setup(void) -{ - /* Enable clocks for GPIO port B (for GPIO_USART3_TX) and USART3. */ - rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPBEN); - rcc_peripheral_enable_clock(&RCC_APB1ENR, USART3EN); - - /* Setup GPIO pin GPIO_USART3_TX/GPIO10 on GPIO port B for transmit. */ - gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ, - GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO_USART3_TX); - - /* Setup UART parameters. */ - usart_set_baudrate(USART3, 38400); - usart_set_databits(USART3, 8); - usart_set_stopbits(USART3, USART_STOPBITS_1); - usart_set_mode(USART3, USART_MODE_TX); - usart_set_parity(USART3, USART_PARITY_NONE); - usart_set_flow_control(USART3, USART_FLOWCONTROL_NONE); - - /* Finally enable the USART. */ - usart_enable(USART3); -} - -void gpio_setup(void) -{ - /* Enable GPIOC clock. */ - rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); - - /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ - gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, - GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); -} - -int main(void) -{ - int i, j = 0, c = 0; - - clock_setup(); - gpio_setup(); - usart_setup(); - - /* Blink the LED (PC12) on the board with every transmitted byte. */ - while (1) { - gpio_toggle(GPIOC, GPIO12); /* LED on/off */ - usart_send(USART3, c + '0'); /* Send one byte on USART3. */ - c = (c == 9) ? 0 : c + 1; /* Increment c. */ - if ((j++ % 80) == 0) { /* Newline after line full. */ - usart_send(USART3, '\r'); - usart_send(USART3, '\n'); - } - for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ - } - - return 0; -} diff --git a/examples/STM32-H103/usart/usart.ld b/examples/STM32-H103/usart/usart.ld deleted file mode 100644 index b3bb9a4..0000000 --- a/examples/STM32-H103/usart/usart.ld +++ /dev/null @@ -1,31 +0,0 @@ -/* - * This file is part of the libopenstm32 project. - * - * Copyright (C) 2009 Uwe Hermann - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ - -/* Define memory regions. */ -MEMORY -{ - rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K - ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K -} - -/* Include the common ld script from libopenstm32. */ -INCLUDE libopenstm32.ld - diff --git a/examples/mb525/Makefile b/examples/mb525/Makefile new file mode 100644 index 0000000..e0ae5af --- /dev/null +++ b/examples/mb525/Makefile @@ -0,0 +1,53 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +# Do not print "Entering directory ...". +## MAKEFLAGS += --no-print-directory + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +endif + +#all: miniblink fancyblink usart +all: fancyblink + +#miniblink: +# @printf " BUILD miniblink\n" +# $(Q)$(MAKE) -C miniblink + +fancyblink: + @printf " BUILD fancyblink\n" + $(Q)$(MAKE) -C fancyblink + +#usart: +# @printf " BUILD usart\n" +# $(Q)$(MAKE) -C usart + +clean: +# @printf " CLEAN miniblink\n" +# $(Q)$(MAKE) -C miniblink clean + @printf " CLEAN fancyblink\n" + $(Q)$(MAKE) -C fancyblink clean +# @printf " CLEAN usart\n" +# $(Q)$(MAKE) -C usart clean + +#.PHONY: miniblink fancyblink usart clean +.PHONY: fancyblink clean + diff --git a/examples/mb525/fancyblink/Makefile b/examples/mb525/fancyblink/Makefile new file mode 100644 index 0000000..57a1033 --- /dev/null +++ b/examples/mb525/fancyblink/Makefile @@ -0,0 +1,96 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +BINARY = fancyblink + +# PREFIX ?= arm-none-eabi +PREFIX ?= arm-elf +CC = $(PREFIX)-gcc +LD = $(PREFIX)-ld +OBJCOPY = $(PREFIX)-objcopy +OBJDUMP = $(PREFIX)-objdump +# Uncomment this line if you want to use the installed (not local) library. +# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) +TOOLCHAIN_DIR = ../../.. +CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ + -mcpu=cortex-m3 -mthumb +LDSCRIPT = $(BINARY).ld +LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles +#LDFLAGS = -T$(LDSCRIPT) -nostartfiles +OBJS = $(BINARY).o + +OPENOCD_BASE = /usr +OPENOCD = $(OPENOCD_BASE)/bin/openocd +OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts +OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg +OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +NULL := 2>/dev/null +endif + +all: images + +images: $(BINARY) + @printf " OBJCOPY $(BINARY).bin\n" + $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin + @printf " OBJCOPY $(BINARY).hex\n" + $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex + @printf " OBJCOPY $(BINARY).srec\n" + $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec + @printf " OBJDUMP $(BINARY).list\n" + $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list + +$(BINARY): $(OBJS) $(LDSCRIPT) + @printf " LD $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 + +%.o: %.c Makefile + @printf " CC $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(CC) $(CFLAGS) -o $@ -c $< + +clean: + @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" + $(Q)rm -f *.o + @printf " CLEAN $(BINARY)\n" + $(Q)rm -f $(BINARY) + @printf " CLEAN $(BINARY).bin\n" + $(Q)rm -f $(BINARY).bin + @printf " CLEAN $(BINARY).hex\n" + $(Q)rm -f $(BINARY).hex + @printf " CLEAN $(BINARY).srec\n" + $(Q)rm -f $(BINARY).srec + @printf " CLEAN $(BINARY).list\n" + $(Q)rm -f $(BINARY).list + +flash: images + @printf " FLASH $(BINARY).bin\n" + @# IMPORTANT: Don't use "resume", only "reset" will work correctly! + $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ + -f $(OPENOCD_FLASHER) \ + -f $(OPENOCD_BOARD) \ + -c "init" -c "reset halt" \ + -c "flash write_image erase $(BINARY).bin 0x08000000" \ + -c "reset" \ + -c "shutdown" $(NULL) + +.PHONY: images clean + diff --git a/examples/mb525/fancyblink/README b/examples/mb525/fancyblink/README new file mode 100644 index 0000000..8b3b732 --- /dev/null +++ b/examples/mb525/fancyblink/README @@ -0,0 +1,47 @@ +------------------------------------------------------------------------------ +README +------------------------------------------------------------------------------ + +This is a blink example program using libopenstm32. + +It's intended for the ST STM32-based MB525 eval board (see +http://www.st.com/stonline/products/literature/um/13472.htm for details). It +should blink the LED on the board. + + +Building +-------- + + $ make + +Running 'make' on the top-level libopenstm32 directory will automatically +also build this example. Or you can build the library "manually" and +then run 'make' in this directory. + +You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): + + $ PREFIX=arm-none-eabi make + +For a more verbose build you can use + + $ make V=1 + + +Flashing +-------- + +You can flash the generated code on the MB525 board using OpenOCD: + + $ make flash + +Or you can do the same manually via: + + $ openocd -f interface/jlink.cfg -f board/olimex_stm32_h103.cfg + $ telnet localhost 4444 + > reset halt + > flash write_image erase fancyblink.hex + > reset + +Replace the "jlink.cfg" with whatever JTAG device you are using, and/or +replace "olimex_stm32_h103.cfg" with your respective board config file. + diff --git a/examples/mb525/fancyblink/fancyblink.c b/examples/mb525/fancyblink/fancyblink.c new file mode 100644 index 0000000..9c5e581 --- /dev/null +++ b/examples/mb525/fancyblink/fancyblink.c @@ -0,0 +1,86 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann , + * 2010 Piotr Esden-Tempski + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include + +/* Set STM32 to 72 MHz. */ +void clock_setup(void) +{ + /* Select HSI as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); + + /* Set the PLL multiplication factor to 9. */ + rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); + + /* Select HSI/2 as PLL source. */ + rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); + + rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); + + /* Enable PLL oscillator and wait for it to stabilize. */ + rcc_osc_on(PLL); + rcc_wait_for_osc_ready(PLL); + + /* Select PLL as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); +} + +void gpio_setup(void) +{ + /* Enable GPIOC clock. */ + rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); + + /* Set GPIO6 (in GPIO port C) to 'output push-pull'. */ + gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ, + GPIO_CNF_OUTPUT_PUSHPULL, GPIO6 | GPIO7 | GPIO8 | GPIO9); +} + +int main(void) +{ + int i; + + clock_setup(); + gpio_setup(); + + /* Blink the LED (PC12) on the board. */ + gpio_set(GPIOC, GPIO6); + while (1) { + gpio_toggle(GPIOC, GPIO6); /* LED on/off */ + gpio_toggle(GPIOC, GPIO7); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + gpio_toggle(GPIOC, GPIO7); /* LED on/off */ + gpio_toggle(GPIOC, GPIO8); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + gpio_toggle(GPIOC, GPIO8); /* LED on/off */ + gpio_toggle(GPIOC, GPIO9); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + gpio_toggle(GPIOC, GPIO8); /* LED on/off */ + gpio_toggle(GPIOC, GPIO9); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + gpio_toggle(GPIOC, GPIO7); /* LED on/off */ + gpio_toggle(GPIOC, GPIO8); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + gpio_toggle(GPIOC, GPIO6); /* LED on/off */ + gpio_toggle(GPIOC, GPIO7); /* LED on/off */ + for (i = 0; i < 400000; i++); /* Wait (needs -O0 CFLAGS). */ + } + + return 0; +} diff --git a/examples/mb525/fancyblink/fancyblink.ld b/examples/mb525/fancyblink/fancyblink.ld new file mode 100644 index 0000000..b3bb9a4 --- /dev/null +++ b/examples/mb525/fancyblink/fancyblink.ld @@ -0,0 +1,31 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ + +/* Define memory regions. */ +MEMORY +{ + rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K + ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K +} + +/* Include the common ld script from libopenstm32. */ +INCLUDE libopenstm32.ld + diff --git a/examples/stm32-h103/Makefile b/examples/stm32-h103/Makefile new file mode 100644 index 0000000..d0f25f3 --- /dev/null +++ b/examples/stm32-h103/Makefile @@ -0,0 +1,51 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +# Do not print "Entering directory ...". +## MAKEFLAGS += --no-print-directory + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +endif + +all: miniblink fancyblink usart + +miniblink: + @printf " BUILD miniblink\n" + $(Q)$(MAKE) -C miniblink + +fancyblink: + @printf " BUILD fancyblink\n" + $(Q)$(MAKE) -C fancyblink + +usart: + @printf " BUILD usart\n" + $(Q)$(MAKE) -C usart + +clean: + @printf " CLEAN miniblink\n" + $(Q)$(MAKE) -C miniblink clean + @printf " CLEAN fancyblink\n" + $(Q)$(MAKE) -C fancyblink clean + @printf " CLEAN usart\n" + $(Q)$(MAKE) -C usart clean + +.PHONY: miniblink fancyblink usart clean + diff --git a/examples/stm32-h103/fancyblink/Makefile b/examples/stm32-h103/fancyblink/Makefile new file mode 100644 index 0000000..0d19fda --- /dev/null +++ b/examples/stm32-h103/fancyblink/Makefile @@ -0,0 +1,95 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +BINARY = fancyblink + +# PREFIX ?= arm-none-eabi +PREFIX ?= arm-elf +CC = $(PREFIX)-gcc +LD = $(PREFIX)-ld +OBJCOPY = $(PREFIX)-objcopy +OBJDUMP = $(PREFIX)-objdump +# Uncomment this line if you want to use the installed (not local) library. +# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) +TOOLCHAIN_DIR = ../../.. +CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ + -mcpu=cortex-m3 -mthumb +LDSCRIPT = $(BINARY).ld +LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles +OBJS = $(BINARY).o + +OPENOCD_BASE = /usr +OPENOCD = $(OPENOCD_BASE)/bin/openocd +OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts +OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg +OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +NULL := 2>/dev/null +endif + +all: images + +images: $(BINARY) + @printf " OBJCOPY $(BINARY).bin\n" + $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin + @printf " OBJCOPY $(BINARY).hex\n" + $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex + @printf " OBJCOPY $(BINARY).srec\n" + $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec + @printf " OBJDUMP $(BINARY).list\n" + $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list + +$(BINARY): $(OBJS) $(LDSCRIPT) + @printf " LD $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 + +%.o: %.c Makefile + @printf " CC $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(CC) $(CFLAGS) -o $@ -c $< + +clean: + @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" + $(Q)rm -f *.o + @printf " CLEAN $(BINARY)\n" + $(Q)rm -f $(BINARY) + @printf " CLEAN $(BINARY).bin\n" + $(Q)rm -f $(BINARY).bin + @printf " CLEAN $(BINARY).hex\n" + $(Q)rm -f $(BINARY).hex + @printf " CLEAN $(BINARY).srec\n" + $(Q)rm -f $(BINARY).srec + @printf " CLEAN $(BINARY).list\n" + $(Q)rm -f $(BINARY).list + +flash: images + @printf " FLASH $(BINARY).bin\n" + @# IMPORTANT: Don't use "resume", only "reset" will work correctly! + $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ + -f $(OPENOCD_FLASHER) \ + -f $(OPENOCD_BOARD) \ + -c "init" -c "reset halt" \ + -c "flash write_image erase $(BINARY).bin 0x08000000" \ + -c "reset" \ + -c "shutdown" $(NULL) + +.PHONY: images clean + diff --git a/examples/stm32-h103/fancyblink/README b/examples/stm32-h103/fancyblink/README new file mode 100644 index 0000000..8e7adce --- /dev/null +++ b/examples/stm32-h103/fancyblink/README @@ -0,0 +1,47 @@ +------------------------------------------------------------------------------ +README +------------------------------------------------------------------------------ + +This is the smallest-possible example program using libopenstm32. + +It's intended for the ST STM32-based Olimex STM32-H103 eval board (see +http://olimex.com/dev/stm32-h103.html for details). It should blink +the LED on the board. + + +Building +-------- + + $ make + +Running 'make' on the top-level libopenstm32 directory will automatically +also build this example. Or you can build the library "manually" and +then run 'make' in this directory. + +You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): + + $ PREFIX=arm-none-eabi make + +For a more verbose build you can use + + $ make V=1 + + +Flashing +-------- + +You can flash the generated code on the STM32-H103 board using OpenOCD: + + $ make flash + +Or you can do the same manually via: + + $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg + $ telnet localhost 4444 + > reset halt + > flash write_image erase fancyblink.hex + > reset + +Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or +replace "olimex_stm32_h103.cfg" with your respective board config file. + diff --git a/examples/stm32-h103/fancyblink/fancyblink.c b/examples/stm32-h103/fancyblink/fancyblink.c new file mode 100644 index 0000000..aad1879 --- /dev/null +++ b/examples/stm32-h103/fancyblink/fancyblink.c @@ -0,0 +1,68 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include + +/* Set STM32 to 72 MHz. */ +void clock_setup(void) +{ + /* Select HSI as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); + + /* Set the PLL multiplication factor to 9. */ + rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); + + /* Select HSI/2 as PLL source. */ + rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); + + rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); + + /* Enable PLL oscillator and wait for it to stabilize. */ + rcc_osc_on(PLL); + rcc_wait_for_osc_ready(PLL); + + /* Select PLL as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); +} + +void gpio_setup(void) +{ + /* Enable GPIOC clock. */ + rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); + + /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ + gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ, + GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); +} + +int main(void) +{ + int i; + + clock_setup(); + gpio_setup(); + + /* Blink the LED (PC12) on the board. */ + while (1) { + gpio_toggle(GPIOC, GPIO12); /* LED on/off */ + for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + } + + return 0; +} diff --git a/examples/stm32-h103/fancyblink/fancyblink.ld b/examples/stm32-h103/fancyblink/fancyblink.ld new file mode 100644 index 0000000..b3bb9a4 --- /dev/null +++ b/examples/stm32-h103/fancyblink/fancyblink.ld @@ -0,0 +1,31 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ + +/* Define memory regions. */ +MEMORY +{ + rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K + ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K +} + +/* Include the common ld script from libopenstm32. */ +INCLUDE libopenstm32.ld + diff --git a/examples/stm32-h103/miniblink/Makefile b/examples/stm32-h103/miniblink/Makefile new file mode 100644 index 0000000..db85a8c --- /dev/null +++ b/examples/stm32-h103/miniblink/Makefile @@ -0,0 +1,95 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +BINARY = miniblink + +# PREFIX ?= arm-none-eabi +PREFIX ?= arm-elf +CC = $(PREFIX)-gcc +LD = $(PREFIX)-ld +OBJCOPY = $(PREFIX)-objcopy +OBJDUMP = $(PREFIX)-objdump +# Uncomment this line if you want to use the installed (not local) library. +# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) +TOOLCHAIN_DIR = ../../.. +CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ + -mcpu=cortex-m3 -mthumb +LDSCRIPT = $(BINARY).ld +LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles +OBJS = $(BINARY).o + +OPENOCD_BASE = /usr +OPENOCD = $(OPENOCD_BASE)/bin/openocd +OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts +OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg +OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +NULL := 2>/dev/null +endif + +all: images + +images: $(BINARY) + @printf " OBJCOPY $(BINARY).bin\n" + $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin + @printf " OBJCOPY $(BINARY).hex\n" + $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex + @printf " OBJCOPY $(BINARY).srec\n" + $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec + @printf " OBJDUMP $(BINARY).list\n" + $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list + +$(BINARY): $(OBJS) $(LDSCRIPT) + @printf " LD $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 + +%.o: %.c Makefile + @printf " CC $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(CC) $(CFLAGS) -o $@ -c $< + +clean: + @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" + $(Q)rm -f *.o + @printf " CLEAN $(BINARY)\n" + $(Q)rm -f $(BINARY) + @printf " CLEAN $(BINARY).bin\n" + $(Q)rm -f $(BINARY).bin + @printf " CLEAN $(BINARY).hex\n" + $(Q)rm -f $(BINARY).hex + @printf " CLEAN $(BINARY).srec\n" + $(Q)rm -f $(BINARY).srec + @printf " CLEAN $(BINARY).list\n" + $(Q)rm -f $(BINARY).list + +flash: images + @printf " FLASH $(BINARY).bin\n" + @# IMPORTANT: Don't use "resume", only "reset" will work correctly! + $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ + -f $(OPENOCD_FLASHER) \ + -f $(OPENOCD_BOARD) \ + -c "init" -c "reset halt" \ + -c "flash write_image erase $(BINARY).bin 0x08000000" \ + -c "reset" \ + -c "shutdown" $(NULL) + +.PHONY: images clean + diff --git a/examples/stm32-h103/miniblink/README b/examples/stm32-h103/miniblink/README new file mode 100644 index 0000000..88278d9 --- /dev/null +++ b/examples/stm32-h103/miniblink/README @@ -0,0 +1,47 @@ +------------------------------------------------------------------------------ +README +------------------------------------------------------------------------------ + +This is the smallest-possible example program using libopenstm32. + +It's intended for the ST STM32-based Olimex STM32-H103 eval board (see +http://olimex.com/dev/stm32-h103.html for details). It should blink +the LED on the board. + + +Building +-------- + + $ make + +Running 'make' on the top-level libopenstm32 directory will automatically +also build this example. Or you can build the library "manually" and +then run 'make' in this directory. + +You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): + + $ PREFIX=arm-none-eabi make + +For a more verbose build you can use + + $ make V=1 + + +Flashing +-------- + +You can flash the generated code on the STM32-H103 board using OpenOCD: + + $ make flash + +Or you can do the same manually via: + + $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg + $ telnet localhost 4444 + > reset halt + > flash write_image erase miniblink.hex + > reset + +Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or +replace "olimex_stm32_h103.cfg" with your respective board config file. + diff --git a/examples/stm32-h103/miniblink/miniblink.c b/examples/stm32-h103/miniblink/miniblink.c new file mode 100644 index 0000000..a8d253c --- /dev/null +++ b/examples/stm32-h103/miniblink/miniblink.c @@ -0,0 +1,65 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include + +void gpio_setup(void) +{ + /* Enable GPIOC clock. */ + /* Manually: */ + // RCC_APB2ENR |= IOPCEN; + /* Using API functions: */ + rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); + + /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ + /* Manually: */ + // GPIOC_CRH = (GPIO_CNF_OUTPUT_PUSHPULL << (((12 - 8) * 4) + 2)); + // GPIOC_CRH |= (GPIO_MODE_OUTPUT_2_MHZ << ((12 - 8) * 4)); + /* Using API functions: */ + gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, + GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); +} + +int main(void) +{ + int i; + + gpio_setup(); + + /* Blink the LED (PC12) on the board. */ + while (1) { + /* Manually: */ + // GPIOC_BSRR = GPIO12; /* LED off */ + // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + // GPIOC_BRR = GPIO12; /* LED on */ + // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + + /* Using API functions gpio_set()/gpio_clear(): */ + // gpio_set(GPIOC, GPIO12); /* LED off */ + // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + // gpio_clear(GPIOC, GPIO12); /* LED on */ + // for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + + /* Using API function gpio_toggle(): */ + gpio_toggle(GPIOC, GPIO12); /* LED on/off */ + for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + } + + return 0; +} diff --git a/examples/stm32-h103/miniblink/miniblink.ld b/examples/stm32-h103/miniblink/miniblink.ld new file mode 100644 index 0000000..b3bb9a4 --- /dev/null +++ b/examples/stm32-h103/miniblink/miniblink.ld @@ -0,0 +1,31 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ + +/* Define memory regions. */ +MEMORY +{ + rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K + ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K +} + +/* Include the common ld script from libopenstm32. */ +INCLUDE libopenstm32.ld + diff --git a/examples/stm32-h103/usart/Makefile b/examples/stm32-h103/usart/Makefile new file mode 100644 index 0000000..432446d --- /dev/null +++ b/examples/stm32-h103/usart/Makefile @@ -0,0 +1,95 @@ +## +## This file is part of the libopenstm32 project. +## +## Copyright (C) 2009 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +BINARY = usart + +# PREFIX ?= arm-none-eabi +PREFIX ?= arm-elf +CC = $(PREFIX)-gcc +LD = $(PREFIX)-ld +OBJCOPY = $(PREFIX)-objcopy +OBJDUMP = $(PREFIX)-objdump +# Uncomment this line if you want to use the installed (not local) library. +# TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) +TOOLCHAIN_DIR = ../../.. +CFLAGS = -O0 -g -Wall -Wextra -I$(TOOLCHAIN_DIR)/include -fno-common \ + -mcpu=cortex-m3 -mthumb +LDSCRIPT = $(BINARY).ld +LDFLAGS = -L$(TOOLCHAIN_DIR)/lib -T$(LDSCRIPT) -nostartfiles +OBJS = $(BINARY).o + +OPENOCD_BASE = /usr +OPENOCD = $(OPENOCD_BASE)/bin/openocd +OPENOCD_SCRIPTS = $(OPENOCD_BASE)/share/openocd/scripts +OPENOCD_FLASHER = $(OPENOCD_SCRIPTS)/interface/parport.cfg +OPENOCD_BOARD = $(OPENOCD_SCRIPTS)/board/olimex_stm32_h103.cfg + +# Be silent per default, but 'make V=1' will show all compiler calls. +ifneq ($(V),1) +Q := @ +NULL := 2>/dev/null +endif + +all: images + +images: $(BINARY) + @printf " OBJCOPY $(BINARY).bin\n" + $(Q)$(OBJCOPY) -Obinary $(BINARY) $(BINARY).bin + @printf " OBJCOPY $(BINARY).hex\n" + $(Q)$(OBJCOPY) -Oihex $(BINARY) $(BINARY).hex + @printf " OBJCOPY $(BINARY).srec\n" + $(Q)$(OBJCOPY) -Osrec $(BINARY) $(BINARY).srec + @printf " OBJDUMP $(BINARY).list\n" + $(Q)$(OBJDUMP) -S $(BINARY) > $(BINARY).list + +$(BINARY): $(OBJS) $(LDSCRIPT) + @printf " LD $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(LD) $(LDFLAGS) -o $(BINARY) $(OBJS) -lopenstm32 + +%.o: %.c Makefile + @printf " CC $(subst $(shell pwd)/,,$(@))\n" + $(Q)$(CC) $(CFLAGS) -o $@ -c $< + +clean: + @printf " CLEAN $(subst $(shell pwd)/,,$(OBJS))\n" + $(Q)rm -f *.o + @printf " CLEAN $(BINARY)\n" + $(Q)rm -f $(BINARY) + @printf " CLEAN $(BINARY).bin\n" + $(Q)rm -f $(BINARY).bin + @printf " CLEAN $(BINARY).hex\n" + $(Q)rm -f $(BINARY).hex + @printf " CLEAN $(BINARY).srec\n" + $(Q)rm -f $(BINARY).srec + @printf " CLEAN $(BINARY).list\n" + $(Q)rm -f $(BINARY).list + +flash: images + @printf " FLASH $(BINARY).bin\n" + @# IMPORTANT: Don't use "resume", only "reset" will work correctly! + $(Q)$(OPENOCD) -s $(OPENOCD_SCRIPTS) \ + -f $(OPENOCD_FLASHER) \ + -f $(OPENOCD_BOARD) \ + -c "init" -c "reset halt" \ + -c "flash write_image erase $(BINARY).bin 0x08000000" \ + -c "reset" \ + -c "shutdown" $(NULL) + +.PHONY: images clean + diff --git a/examples/stm32-h103/usart/README b/examples/stm32-h103/usart/README new file mode 100644 index 0000000..cbb0db2 --- /dev/null +++ b/examples/stm32-h103/usart/README @@ -0,0 +1,47 @@ +------------------------------------------------------------------------------ +README +------------------------------------------------------------------------------ + +This example program sends some characters on USART3 on the ST STM32-based +Olimex STM32-H103 eval board (see http://olimex.com/dev/stm32-h103.html +for details). + +The terminal settings for the receiving device/PC are 38400 8n1. + + +Building +-------- + + $ make + +Running 'make' on the top-level libopenstm32 directory will automatically +also build this example. Or you can build the library "manually" and +then run 'make' in this directory. + +You may want to override the toolchain (e.g., arm-elf or arm-none-eabi): + + $ PREFIX=arm-none-eabi make + +For a more verbose build you can use + + $ make V=1 + + +Flashing +-------- + +You can flash the generated code on the STM32-H103 board using OpenOCD: + + $ make flash + +Or you can do the same manually via: + + $ openocd -f interface/jtagkey-tiny.cfg -f board/olimex_stm32_h103.cfg + $ telnet localhost 4444 + > reset halt + > flash write_image erase usart.hex + > reset + +Replace the "jtagkey-tiny.cfg" with whatever JTAG device you are using, and/or +replace "olimex_stm32_h103.cfg" with your respective board config file. + diff --git a/examples/stm32-h103/usart/usart.c b/examples/stm32-h103/usart/usart.c new file mode 100644 index 0000000..52a158d --- /dev/null +++ b/examples/stm32-h103/usart/usart.c @@ -0,0 +1,96 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include + +void clock_setup(void) +{ + /* Select HSI as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_HSICLK); + + /* Set the PLL multiplication factor to 9. */ + rcc_set_pll_multiplication_factor(PLLMUL_PLL_CLK_MUL9); + + /* Select HSI/2 as PLL source. */ + rcc_set_pll_source(PLLSRC_HSI_CLK_DIV2); + + rcc_set_pllxtpre(PLLXTPRE_HSE_CLK_DIV2); + + /* Enable PLL oscillator and wait for it to stabilize. */ + rcc_osc_on(PLL); + rcc_wait_for_osc_ready(PLL); + + /* Select PLL as SYSCLK source. */ + rcc_set_sysclk_source(SW_SYSCLKSEL_PLLCLK); +} + +void usart_setup(void) +{ + /* Enable clocks for GPIO port B (for GPIO_USART3_TX) and USART3. */ + rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPBEN); + rcc_peripheral_enable_clock(&RCC_APB1ENR, USART3EN); + + /* Setup GPIO pin GPIO_USART3_TX/GPIO10 on GPIO port B for transmit. */ + gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ, + GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO_USART3_TX); + + /* Setup UART parameters. */ + usart_set_baudrate(USART3, 38400); + usart_set_databits(USART3, 8); + usart_set_stopbits(USART3, USART_STOPBITS_1); + usart_set_mode(USART3, USART_MODE_TX); + usart_set_parity(USART3, USART_PARITY_NONE); + usart_set_flow_control(USART3, USART_FLOWCONTROL_NONE); + + /* Finally enable the USART. */ + usart_enable(USART3); +} + +void gpio_setup(void) +{ + /* Enable GPIOC clock. */ + rcc_peripheral_enable_clock(&RCC_APB2ENR, IOPCEN); + + /* Set GPIO12 (in GPIO port C) to 'output push-pull'. */ + gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, + GPIO_CNF_OUTPUT_PUSHPULL, GPIO12); +} + +int main(void) +{ + int i, j = 0, c = 0; + + clock_setup(); + gpio_setup(); + usart_setup(); + + /* Blink the LED (PC12) on the board with every transmitted byte. */ + while (1) { + gpio_toggle(GPIOC, GPIO12); /* LED on/off */ + usart_send(USART3, c + '0'); /* Send one byte on USART3. */ + c = (c == 9) ? 0 : c + 1; /* Increment c. */ + if ((j++ % 80) == 0) { /* Newline after line full. */ + usart_send(USART3, '\r'); + usart_send(USART3, '\n'); + } + for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */ + } + + return 0; +} diff --git a/examples/stm32-h103/usart/usart.ld b/examples/stm32-h103/usart/usart.ld new file mode 100644 index 0000000..b3bb9a4 --- /dev/null +++ b/examples/stm32-h103/usart/usart.ld @@ -0,0 +1,31 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* Linker script for Olimex STM32-H103 (STM32F103RBT6, 128K flash, 20K RAM). */ + +/* Define memory regions. */ +MEMORY +{ + rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K + ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K +} + +/* Include the common ld script from libopenstm32. */ +INCLUDE libopenstm32.ld + -- cgit v1.2.3