--- /dev/null
+#
+# AltOS build
+#
+#
+
+include ../stm/Makefile.defs
+
+INC = \
+ ao.h \
+ ao_arch.h \
+ ao_arch_funcs.h \
+ ao_pins.h \
+ ao_product.h
+
+#
+# Common AltOS sources
+#
+ALTOS_SRC = \
+ ao_interrupt.c \
+ ao_product.c \
+ ao_romconfig.c \
+ ao_task.c \
+ ao_timer.c \
+ ao_mutex.c \
+ ao_usb_stm.c \
+ ao_stdio.c \
+ ao_cmd.c
+
+PRODUCT=StmFlash-v0.0
+PRODUCT_DEF=-DSTM_FLASH
+IDPRODUCT=0x000a
+
+CFLAGS = $(PRODUCT_DEF) $(STM_CFLAGS) -g -Os
+
+PROG=stm-flash
+
+SRC=$(ALTOS_SRC) ao_stm_flash.c
+OBJ=$(SRC:.c=.o)
+
+all: $(PROG)
+
+LDFLAGS=-L../stm -Wl,-Taltos-loader.ld
+
+$(PROG): Makefile $(OBJ)
+ $(call quiet,CC) $(LDFLAGS) $(CFLAGS) -o $(PROG) $(OBJ) $(SAT_CLIB) -lgcc
+
+ao_product.h: ao-make-product.5c ../Version
+ $(call quiet,NICKLE,$<) $< -m altusmetrum.org -i $(IDPRODUCT) -p $(PRODUCT) -v $(VERSION) > $@
+
+$(OBJ): $(INC)
+
+distclean: clean
+
+clean:
+ rm -f *.o $(PROG)
+ rm -f ao_product.h
+
+install:
+
+uninstall:
--- /dev/null
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#ifndef _AO_PINS_H_
+#define _AO_PINS_H_
+
+#define HAS_TASK_QUEUE 0
+
+#define AO_HSE 8000000
+
+/* PLLVCO = 96MHz (so that USB will work) */
+#define AO_PLLMUL 12
+#define AO_RCC_CFGR_PLLMUL (STM_RCC_CFGR_PLLMUL_12)
+
+/* SYSCLK = 32MHz */
+#define AO_PLLDIV 3
+#define AO_RCC_CFGR_PLLDIV (STM_RCC_CFGR_PLLDIV_3)
+
+/* HCLK = 32MHZ (CPU clock) */
+#define AO_AHB_PRESCALER 1
+#define AO_RCC_CFGR_HPRE_DIV STM_RCC_CFGR_HPRE_DIV_1
+
+/* Run APB1 at HCLK/1 */
+#define AO_APB1_PRESCALER 1
+#define AO_RCC_CFGR_PPRE1_DIV STM_RCC_CFGR_PPRE2_DIV_1
+
+/* Run APB2 at HCLK/1 */
+#define AO_APB2_PRESCALER 1
+#define AO_RCC_CFGR_PPRE2_DIV STM_RCC_CFGR_PPRE2_DIV_1
+
+#define HAS_USB 1
+#define USE_USB_STDIN 1
+#define HAS_BEEP 0
+
+#define PACKET_HAS_SLAVE 0
+
+#define LED_PORT_ENABLE STM_RCC_AHBENR_GPIOCEN
+#define LED_PORT (&stm_gpioc)
+#define LED_PIN_RED 8
+#define LED_PIN_GREEN 9
+#define AO_LED_RED (1 << LED_PIN_RED)
+#define AO_LED_GREEN (1 << LED_PIN_GREEN)
+
+#define LEDS_AVAILABLE (AO_LED_RED | AO_LED_GREEN)
+
+#define AO_TICK_TYPE uint32_t
+#define AO_TICK_SIGNED int32_t
+
+#define HAS_TASK_INFO 0
+
+#define AO_BOOT_APPLICATION_GPIO stm_gpiob
+#define AO_BOOT_APPLICATION_PIN 5
+#define AO_BOOT_APPLICATION_VALUE 0
+#define AO_BOOT_APPLICATION_MODE AO_EXTI_MODE_PULL_UP
+#define AO_BOOT_APPLICATION_BASE 0x2000
+
+#endif /* _AO_PINS_H_ */
#include "ao.h"
#include <ao_exti.h>
+<<<<<<< HEAD
#include <ao_boot.h>
#include <ao_flash_stm.h>
{ ao_block_read, "R <addr>\0Read block. Returns 256 bytes" },
{ 0, NULL },
};
+=======
+
+void
+ao_panic(uint8_t c)
+{
+}
+
+void
+ao_test(void)
+{
+ char c;
+
+ for (;;) {
+ c = ao_usb_getchar();
+ ao_usb_putchar(c);
+ ao_usb_flush();
+ }
+}
+
+struct ao_task ao_test_task;
+>>>>>>> 5187bb4... Add STM self-flashing loader
int
main(void)
{
ao_clock_init();
+<<<<<<< HEAD
ao_task_init();
+=======
+>>>>>>> 5187bb4... Add STM self-flashing loader
ao_timer_init();
// ao_dma_init();
ao_cmd_init();
// ao_exti_init();
ao_usb_init();
+<<<<<<< HEAD
ao_cmd_register(&ao_flash_cmds[0]);
+=======
+>>>>>>> 5187bb4... Add STM self-flashing loader
ao_start_scheduler();
return 0;
}
stm_rcc.ahbenr |= (1 << STM_RCC_AHBENR_GPIOEEN); \
} while (0)
+#define ao_disable_port(port) do { \
+ if ((port) == &stm_gpioa) \
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_GPIOAEN); \
+ else if ((port) == &stm_gpiob) \
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_GPIOBEN); \
+ else if ((port) == &stm_gpioc) \
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_GPIOCEN); \
+ else if ((port) == &stm_gpiod) \
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_GPIODEN); \
+ else if ((port) == &stm_gpioe) \
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_GPIOEEN); \
+ } while (0)
+
#define ao_gpio_set(port, bit, pin, v) stm_gpio_set(port, bit, v)
stm_moder_set(port, bit, STM_MODER_OUTPUT);\
} while (0)
-#define ao_enable_input(port,bit,mode) do { \
- ao_enable_port(port); \
- stm_moder_set(port, bit, STM_MODER_INPUT); \
+#define ao_gpio_set_mode(port,bit,mode) do { \
if (mode == AO_EXTI_MODE_PULL_UP) \
stm_pupdr_set(port, bit, STM_PUPDR_PULL_UP); \
else if (mode == AO_EXTI_MODE_PULL_DOWN) \
else \
stm_pupdr_set(port, bit, STM_PUPDR_NONE); \
} while (0)
+
+#define ao_enable_input(port,bit,mode) do { \
+ ao_enable_port(port); \
+ stm_moder_set(port, bit, STM_MODER_INPUT); \
+ ao_gpio_set_mode(port, bit, mode); \
+ } while (0)
#define ao_enable_cs(port,bit) do { \
stm_gpio_set((port), bit, 1); \
{
}
+const void *stm_interrupt_vector[];
+
+#define BOOT_FETCH(o) (*((uint32_t *) (AO_BOOT_APPLICATION_BASE + (o))))
+
+#ifdef AO_BOOT_APPLICATION_PIN
+#include <ao_exti.h>
+#endif
+
void start(void) {
+#ifdef AO_BOOT_APPLICATION_PIN
+ uint16_t v;
+
+ /* Enable power interface clock */
+ stm_rcc.apb1enr |= (1 << STM_RCC_APB1ENR_PWREN);
+
+ /* Enable the input pin */
+ ao_enable_input(&AO_BOOT_APPLICATION_GPIO, AO_BOOT_APPLICATION_PIN,
+ AO_BOOT_APPLICATION_MODE);
+
+ /* Read the value */
+ v = stm_gpio_get(&AO_BOOT_APPLICATION_GPIO, AO_BOOT_APPLICATION_PIN);
+
+ /* Reset the chip to turn off the port and the power interface clock */
+ ao_gpio_set_mode(&AO_BOOT_APPLICATION_GPIO, AO_BOOT_APPLICATION_PIN, 0);
+ ao_disable_port(&AO_BOOT_APPLICATION_GPIO);
+ stm_rcc.apb1enr &= ~(1 << STM_RCC_APB1ENR_PWREN);
+ if (v == AO_BOOT_APPLICATION_VALUE)
+ {
+ uint32_t sp;
+ uint32_t pc;
+
+ sp = BOOT_FETCH(0);
+ pc = BOOT_FETCH(4);
+ asm ("mov sp, %0" : : "r" (sp));
+ asm ("mov lr, %0" : : "r" (pc));
+ asm ("bx lr");
+ }
+#endif
+
+ /* Set interrupt vector table offset */
+ stm_nvic.vto = (uint32_t) &stm_interrupt_vector;
memcpy(&__data_start__, &__text_end__, &__data_end__ - &__data_start__);
memset(&__bss_start__, '\0', &__bss_end__ - &__bss_start__);
main();