123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125 |
- /****************************************************************************
- *
- * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name PX4 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 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.
- *
- ****************************************************************************/
- /**
- * @file bl.h
- *
- * Common bootloader definitions.
- */
- #pragma once
- /*****************************************************************************
- * Generic bootloader functions.
- */
- /* enum for whether bootloading via USB or USART */
- enum {
- NONE,
- USART,
- USB
- };
- /* board info forwarded from board-specific code to booloader */
- struct boardinfo {
- uint32_t board_type;
- uint32_t board_rev;
- uint32_t fw_size;
- uint32_t systick_mhz; /* systick input clock */
- } __attribute__((packed));
- extern struct boardinfo board_info;
- extern void jump_to_app(void);
- extern void bootloader(unsigned timeout);
- extern void delay(unsigned msec);
- #define BL_WAIT_MAGIC 0x19710317 /* magic number in PWR regs to wait in bootloader */
- /* generic timers */
- #define NTIMERS 4
- #define TIMER_BL_WAIT 0
- #define TIMER_CIN 1
- #define TIMER_LED 2
- #define TIMER_DELAY 3
- extern volatile unsigned timer[NTIMERS]; /* each timer decrements every millisecond if > 0 */
- /* generic receive buffer for async reads */
- extern void buf_put(uint8_t b);
- extern int buf_get(void);
- /*****************************************************************************
- * Chip/board functions.
- */
- /* LEDs */
- #define LED_ACTIVITY 1
- #define LED_BOOTLOADER 2
- #ifdef BOOT_DELAY_ADDRESS
- # define BOOT_DELAY_SIGNATURE1 0x92c2ecff
- # define BOOT_DELAY_SIGNATURE2 0xc5057d5d
- # define BOOT_DELAY_MAX 30
- #endif
- #define MAX_DES_LENGTH 20
- #define arraySize(a) (sizeof((a))/sizeof(((a)[0])))
- extern void led_on(unsigned led);
- extern void led_off(unsigned led);
- extern void led_toggle(unsigned led);
- /* flash helpers from main_*.c */
- extern void board_deinit(void);
- extern uint32_t board_get_devices(void);
- extern void clock_deinit(void);
- extern uint32_t flash_func_sector_size(unsigned sector);
- extern void flash_func_erase_sector(unsigned sector);
- extern void flash_func_write_word(uint32_t address, uint32_t word);
- extern uint32_t flash_func_read_word(uint32_t address);
- extern uint32_t flash_func_read_otp(uint32_t address);
- extern uint32_t flash_func_read_sn(uint32_t address);
- extern uint32_t get_mcu_id(void);
- int get_mcu_desc(int max, uint8_t *revstr);
- extern int check_silicon(void);
- /*****************************************************************************
- * Interface in/output.
- */
- extern void cinit(void *config, uint8_t interface);
- extern void cfini(void);
- extern int cin(uint32_t devices);
- extern void cout(uint8_t *buf, unsigned len);
|