5995fb5261
If MBOOT_BOARD_ENTRY_INIT is defined by a board then that function must now make sure system clocks are configured, eg by calling mboot_entry_init(). Signed-off-by: Damien George <damien@micropython.org>
123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019-2020 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_STM32_MBOOT_MBOOT_H
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#define MICROPY_INCLUDED_STM32_MBOOT_MBOOT_H
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#include "py/mphal.h"
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// Use this to tag global static data in RAM that doesn't need to be zeroed on startup
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#define SECTION_NOZERO_BSS __attribute__((section(".nozero_bss")))
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#define ELEM_DATA_SIZE (1024)
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#define ELEM_DATA_START (&_estack[0])
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#define ELEM_DATA_MAX (&_estack[ELEM_DATA_SIZE])
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#define NORETURN __attribute__((noreturn))
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#define MP_ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
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#ifndef MBOOT_BOARD_ENTRY_INIT
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#define MBOOT_BOARD_ENTRY_INIT mboot_entry_init
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#endif
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enum {
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MBOOT_ERRNO_FLASH_ERASE_DISALLOWED = 200,
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MBOOT_ERRNO_FLASH_ERASE_FAILED,
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MBOOT_ERRNO_FLASH_WRITE_DISALLOWED,
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MBOOT_ERRNO_DFU_INVALID_HEADER = 210,
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MBOOT_ERRNO_DFU_INVALID_TARGET,
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MBOOT_ERRNO_DFU_INVALID_SIZE,
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MBOOT_ERRNO_DFU_TOO_MANY_TARGETS,
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MBOOT_ERRNO_DFU_READ_ERROR,
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MBOOT_ERRNO_FSLOAD_NO_FSLOAD = 220,
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MBOOT_ERRNO_FSLOAD_NO_MOUNT,
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MBOOT_ERRNO_FSLOAD_INVALID_MOUNT,
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MBOOT_ERRNO_PACK_INVALID_ADDR = 230,
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MBOOT_ERRNO_PACK_INVALID_CHUNK,
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MBOOT_ERRNO_PACK_INVALID_VERSION,
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MBOOT_ERRNO_PACK_DECRYPT_FAILED,
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MBOOT_ERRNO_PACK_SIGN_FAILED,
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MBOOT_ERRNO_VFS_FAT_MOUNT_FAILED = 240,
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MBOOT_ERRNO_VFS_FAT_OPEN_FAILED,
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MBOOT_ERRNO_VFS_LFS1_MOUNT_FAILED,
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MBOOT_ERRNO_VFS_LFS1_OPEN_FAILED,
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MBOOT_ERRNO_VFS_LFS2_MOUNT_FAILED,
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MBOOT_ERRNO_VFS_LFS2_OPEN_FAILED,
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MBOOT_ERRNO_GUNZIP_FAILED = 250,
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};
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enum {
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ELEM_TYPE_END = 1,
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ELEM_TYPE_MOUNT,
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ELEM_TYPE_FSLOAD,
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ELEM_TYPE_STATUS,
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};
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enum {
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ELEM_MOUNT_FAT = 1,
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ELEM_MOUNT_LFS1,
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ELEM_MOUNT_LFS2,
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};
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extern uint8_t _estack[ELEM_DATA_SIZE];
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void systick_init(void);
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void led_init(void);
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void SystemClock_Config(void);
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uint32_t get_le32(const uint8_t *b);
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void led_state_all(unsigned int mask);
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int hw_page_erase(uint32_t addr, uint32_t *next_addr);
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void hw_read(uint32_t addr, int len, uint8_t *buf);
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int hw_write(uint32_t addr, const uint8_t *src8, size_t len);
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int do_page_erase(uint32_t addr, uint32_t *next_addr);
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void do_read(uint32_t addr, int len, uint8_t *buf);
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int do_write(uint32_t addr, const uint8_t *src8, size_t len);
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const uint8_t *elem_search(const uint8_t *elem, uint8_t elem_id);
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int fsload_process(void);
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static inline void mboot_entry_init(uint32_t *initial_r0) {
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// Init subsystems (mboot_get_reset_mode() may call these, calling them again is ok)
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led_init();
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// set the system clock to be HSE
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SystemClock_Config();
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#if defined(STM32H7)
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// Ensure IRQs are enabled (needed coming out of ST bootloader on H7)
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__set_PRIMASK(0);
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#endif
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}
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#endif // MICROPY_INCLUDED_STM32_MBOOT_MBOOT_H
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