d27e58449b
This code was made redundant in 87fbceef26
Signed-off-by: Damien George <damien@micropython.org>
216 lines
7.1 KiB
C
216 lines
7.1 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/mpconfig.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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// The default UI code in ui.c only works if there is at least one LED configured.
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#if defined(MBOOT_LED1) || defined(MICROPY_HW_LED1)
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#define MBOOT_ENABLE_DEFAULT_UI (1)
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#else
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#define MBOOT_ENABLE_DEFAULT_UI (0)
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#endif
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#ifndef MBOOT_BOARD_EARLY_INIT
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#define MBOOT_BOARD_EARLY_INIT(initial_r0)
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#endif
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#ifndef MBOOT_BOARD_ENTRY_INIT
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#define MBOOT_BOARD_ENTRY_INIT(initial_r0) mboot_entry_init_default()
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#endif
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#ifndef MBOOT_BOARD_GET_RESET_MODE
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#if MBOOT_ENABLE_DEFAULT_UI
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#define MBOOT_BOARD_GET_RESET_MODE(initial_r0) mboot_get_reset_mode_default()
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#else
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#define MBOOT_BOARD_GET_RESET_MODE(initial_r0) BOARDCTRL_RESET_MODE_NORMAL
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#endif
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#endif
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#ifndef MBOOT_BOARD_STATE_CHANGE
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#if MBOOT_ENABLE_DEFAULT_UI
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#define MBOOT_BOARD_STATE_CHANGE(state, arg) mboot_state_change_default((state), (arg))
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#else
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#define MBOOT_BOARD_STATE_CHANGE(state, arg)
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#endif
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#endif
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#ifndef MBOOT_BOARD_SYSTICK
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#if MBOOT_ENABLE_DEFAULT_UI
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#define MBOOT_BOARD_SYSTICK() mboot_ui_systick()
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#else
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#define MBOOT_BOARD_SYSTICK()
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#endif
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#endif
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#ifndef MBOOT_ADDRESS_SPACE_64BIT
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#define MBOOT_ADDRESS_SPACE_64BIT (0)
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#endif
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// These values are used in initial_r0 to enter mboot programatically.
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#define MBOOT_INITIAL_R0_KEY (0x70ad0000)
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#define MBOOT_INITIAL_R0_KEY_FSLOAD (MBOOT_INITIAL_R0_KEY | 0x80)
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// These are for led_state_all() and can be or'd together.
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#define MBOOT_LED_STATE_LED0 (0x01)
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#define MBOOT_LED_STATE_LED1 (0x02)
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#define MBOOT_LED_STATE_LED2 (0x04)
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#define MBOOT_LED_STATE_LED3 (0x08)
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// These enum values are passed as the first argument to mboot_state_change() to
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// notify of a change in state of the bootloader activity. This function has a
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// default implementation in ui.c but can be overridden by a board. Some states
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// have an argument passed along as the second argument to mboot_state_change().
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// If this argument is unused then 0 is passed in. A result of an operation is
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// 0 for success and <0 for failure, with a failure being either an MP_Exxx code
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// or MBOOT_ERRNO_xxx code.
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typedef enum {
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MBOOT_STATE_DFU_START, // arg: unused
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MBOOT_STATE_DFU_END, // arg: unused
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MBOOT_STATE_FSLOAD_START, // arg: unused
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MBOOT_STATE_FSLOAD_END, // arg: result of fsload operation
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MBOOT_STATE_FSLOAD_PASS_START, // arg: pass number, 0 or 1 (verify and write respectively)
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MBOOT_STATE_FSLOAD_PROGRESS, // arg: total bytes processed so far, high bit set when doing write pass
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MBOOT_STATE_ERASE_START, // arg: address of erase
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MBOOT_STATE_ERASE_END, // arg: result of erase
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MBOOT_STATE_READ_START, // arg: address of read
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MBOOT_STATE_READ_END, // arg: result of read
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MBOOT_STATE_WRITE_START, // arg: address of write
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MBOOT_STATE_WRITE_END, // arg: result of write
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} mboot_state_t;
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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_READ_DISALLOWED,
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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_DFU_INVALID_CRC,
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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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// Configure the type used to hold an address in the mboot address space.
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#if MBOOT_ADDRESS_SPACE_64BIT
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typedef uint64_t mboot_addr_t;
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#else
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typedef uint32_t mboot_addr_t;
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#endif
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extern volatile uint32_t systick_ms;
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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 mboot_ui_systick(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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uint64_t get_le64(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(mboot_addr_t addr, size_t 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(mboot_addr_t addr, size_t len, uint8_t *buf);
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int do_write(uint32_t addr, const uint8_t *src8, size_t len, bool dry_run);
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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_default(void) {
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#if MBOOT_ENABLE_DEFAULT_UI
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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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#endif
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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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int mboot_get_reset_mode_default(void);
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void mboot_state_change_default(mboot_state_t state, uint32_t arg);
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static inline void mboot_state_change(mboot_state_t state, uint32_t arg) {
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return MBOOT_BOARD_STATE_CHANGE(state, arg);
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}
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#endif // MICROPY_INCLUDED_STM32_MBOOT_MBOOT_H
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