Arrow / Mbed OS DAPLink Reset

Repostiory containing DAPLink source code with Reset Pin workaround for HANI_IOT board.

Upstream: https://github.com/ARMmbed/DAPLink

source/hic_hal/stm32/stm32f103xb/flash.c@0:01f31e923fe2, 2020-04-07 (annotated)

Committer:
Pawel Zarembski
Date:
Tue Apr 07 12:55:42 2020 +0200
Revision:
0:01f31e923fe2
hani: DAPLink with reset workaround

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pawel Zarembski 0:01f31e923fe2 1 /**
Pawel Zarembski 0:01f31e923fe2 2 * @file flash_hal_stm32f103xb.c
Pawel Zarembski 0:01f31e923fe2 3 * @brief
Pawel Zarembski 0:01f31e923fe2 4 *
Pawel Zarembski 0:01f31e923fe2 5 * DAPLink Interface Firmware
Pawel Zarembski 0:01f31e923fe2 6 * Copyright (c) 2009-2019, ARM Limited, All Rights Reserved
Pawel Zarembski 0:01f31e923fe2 7 * SPDX-License-Identifier: Apache-2.0
Pawel Zarembski 0:01f31e923fe2 8 *
Pawel Zarembski 0:01f31e923fe2 9 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Pawel Zarembski 0:01f31e923fe2 10 * not use this file except in compliance with the License.
Pawel Zarembski 0:01f31e923fe2 11 * You may obtain a copy of the License at
Pawel Zarembski 0:01f31e923fe2 12 *
Pawel Zarembski 0:01f31e923fe2 13 * http://www.apache.org/licenses/LICENSE-2.0
Pawel Zarembski 0:01f31e923fe2 14 *
Pawel Zarembski 0:01f31e923fe2 15 * Unless required by applicable law or agreed to in writing, software
Pawel Zarembski 0:01f31e923fe2 16 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Pawel Zarembski 0:01f31e923fe2 17 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pawel Zarembski 0:01f31e923fe2 18 * See the License for the specific language governing permissions and
Pawel Zarembski 0:01f31e923fe2 19 * limitations under the License.
Pawel Zarembski 0:01f31e923fe2 20 */
Pawel Zarembski 0:01f31e923fe2 21
Pawel Zarembski 0:01f31e923fe2 22 #include "flash_hal.h" // FlashOS Structures
Pawel Zarembski 0:01f31e923fe2 23 #include "target_config.h" // target_device
Pawel Zarembski 0:01f31e923fe2 24 #include "stm32f1xx.h"
Pawel Zarembski 0:01f31e923fe2 25 #include "util.h"
Pawel Zarembski 0:01f31e923fe2 26 #include "string.h"
Pawel Zarembski 0:01f31e923fe2 27 #include "target_board.h"
Pawel Zarembski 0:01f31e923fe2 28
Pawel Zarembski 0:01f31e923fe2 29 /*********************************************************************
Pawel Zarembski 0:01f31e923fe2 30 *
Pawel Zarembski 0:01f31e923fe2 31 * Static code
Pawel Zarembski 0:01f31e923fe2 32 *
Pawel Zarembski 0:01f31e923fe2 33 **********************************************************************
Pawel Zarembski 0:01f31e923fe2 34 */
Pawel Zarembski 0:01f31e923fe2 35
Pawel Zarembski 0:01f31e923fe2 36 /*********************************************************************
Pawel Zarembski 0:01f31e923fe2 37 *
Pawel Zarembski 0:01f31e923fe2 38 * Public code
Pawel Zarembski 0:01f31e923fe2 39 *
Pawel Zarembski 0:01f31e923fe2 40 **********************************************************************
Pawel Zarembski 0:01f31e923fe2 41 */
Pawel Zarembski 0:01f31e923fe2 42 uint32_t Init(uint32_t adr, uint32_t clk, uint32_t fnc)
Pawel Zarembski 0:01f31e923fe2 43 {
Pawel Zarembski 0:01f31e923fe2 44 //
Pawel Zarembski 0:01f31e923fe2 45 // No special init required
Pawel Zarembski 0:01f31e923fe2 46 //
Pawel Zarembski 0:01f31e923fe2 47 return (0);
Pawel Zarembski 0:01f31e923fe2 48 }
Pawel Zarembski 0:01f31e923fe2 49
Pawel Zarembski 0:01f31e923fe2 50 uint32_t UnInit(uint32_t fnc)
Pawel Zarembski 0:01f31e923fe2 51 {
Pawel Zarembski 0:01f31e923fe2 52 //
Pawel Zarembski 0:01f31e923fe2 53 // No special uninit required
Pawel Zarembski 0:01f31e923fe2 54 //
Pawel Zarembski 0:01f31e923fe2 55 return (0);
Pawel Zarembski 0:01f31e923fe2 56 }
Pawel Zarembski 0:01f31e923fe2 57
Pawel Zarembski 0:01f31e923fe2 58 uint32_t EraseChip(void)
Pawel Zarembski 0:01f31e923fe2 59 {
Pawel Zarembski 0:01f31e923fe2 60 FLASH_EraseInitTypeDef erase_init;
Pawel Zarembski 0:01f31e923fe2 61 uint32_t error;
Pawel Zarembski 0:01f31e923fe2 62 uint32_t ret = 0; // O.K.
Pawel Zarembski 0:01f31e923fe2 63 if (g_board_info.target_cfg) {
Pawel Zarembski 0:01f31e923fe2 64 HAL_FLASH_Unlock();
Pawel Zarembski 0:01f31e923fe2 65 //bootloader, interface flashing only concerns 1 flash region
Pawel Zarembski 0:01f31e923fe2 66 util_assert((g_board_info.target_cfg->flash_regions[0].end - g_board_info.target_cfg->flash_regions[0].start) %
Pawel Zarembski 0:01f31e923fe2 67 FLASH_PAGE_SIZE == 0);
Pawel Zarembski 0:01f31e923fe2 68 memset(&erase_init, 0, sizeof(erase_init));
Pawel Zarembski 0:01f31e923fe2 69 erase_init.TypeErase = FLASH_TYPEERASE_PAGES;
Pawel Zarembski 0:01f31e923fe2 70 erase_init.PageAddress = g_board_info.target_cfg->flash_regions[0].start;
Pawel Zarembski 0:01f31e923fe2 71 erase_init.NbPages = (g_board_info.target_cfg->flash_regions[0].end - g_board_info.target_cfg->flash_regions[0].start) % FLASH_PAGE_SIZE;
Pawel Zarembski 0:01f31e923fe2 72 if (HAL_FLASHEx_Erase(&erase_init, &error) != HAL_OK) {
Pawel Zarembski 0:01f31e923fe2 73 ret = 1;
Pawel Zarembski 0:01f31e923fe2 74 }
Pawel Zarembski 0:01f31e923fe2 75
Pawel Zarembski 0:01f31e923fe2 76 HAL_FLASH_Lock();
Pawel Zarembski 0:01f31e923fe2 77 }else{
Pawel Zarembski 0:01f31e923fe2 78 ret = 1;
Pawel Zarembski 0:01f31e923fe2 79 }
Pawel Zarembski 0:01f31e923fe2 80 return ret;
Pawel Zarembski 0:01f31e923fe2 81 }
Pawel Zarembski 0:01f31e923fe2 82
Pawel Zarembski 0:01f31e923fe2 83 uint32_t EraseSector(uint32_t adr)
Pawel Zarembski 0:01f31e923fe2 84 {
Pawel Zarembski 0:01f31e923fe2 85 FLASH_EraseInitTypeDef erase_init;
Pawel Zarembski 0:01f31e923fe2 86 uint32_t error;
Pawel Zarembski 0:01f31e923fe2 87 uint32_t ret = 0; // O.K.
Pawel Zarembski 0:01f31e923fe2 88
Pawel Zarembski 0:01f31e923fe2 89 HAL_FLASH_Unlock();
Pawel Zarembski 0:01f31e923fe2 90
Pawel Zarembski 0:01f31e923fe2 91 memset(&erase_init, 0, sizeof(erase_init));
Pawel Zarembski 0:01f31e923fe2 92 erase_init.TypeErase = FLASH_TYPEERASE_PAGES;
Pawel Zarembski 0:01f31e923fe2 93 erase_init.PageAddress = adr;
Pawel Zarembski 0:01f31e923fe2 94 erase_init.NbPages = 1;
Pawel Zarembski 0:01f31e923fe2 95 if (HAL_FLASHEx_Erase(&erase_init, &error) != HAL_OK) {
Pawel Zarembski 0:01f31e923fe2 96 ret = 1;
Pawel Zarembski 0:01f31e923fe2 97 }
Pawel Zarembski 0:01f31e923fe2 98
Pawel Zarembski 0:01f31e923fe2 99 HAL_FLASH_Lock();
Pawel Zarembski 0:01f31e923fe2 100 return ret;
Pawel Zarembski 0:01f31e923fe2 101 }
Pawel Zarembski 0:01f31e923fe2 102
Pawel Zarembski 0:01f31e923fe2 103 uint32_t ProgramPage(uint32_t adr, uint32_t sz, uint32_t *buf)
Pawel Zarembski 0:01f31e923fe2 104 {
Pawel Zarembski 0:01f31e923fe2 105 uint32_t i;
Pawel Zarembski 0:01f31e923fe2 106 uint32_t ret = 0; // O.K.
Pawel Zarembski 0:01f31e923fe2 107
Pawel Zarembski 0:01f31e923fe2 108 HAL_FLASH_Unlock();
Pawel Zarembski 0:01f31e923fe2 109
Pawel Zarembski 0:01f31e923fe2 110 util_assert(sz % 4 == 0);
Pawel Zarembski 0:01f31e923fe2 111 for (i = 0; i < sz / 4; i++) {
Pawel Zarembski 0:01f31e923fe2 112 if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, adr + i * 4, buf[i]) != HAL_OK) {
Pawel Zarembski 0:01f31e923fe2 113 ret = 1;
Pawel Zarembski 0:01f31e923fe2 114 break;
Pawel Zarembski 0:01f31e923fe2 115 }
Pawel Zarembski 0:01f31e923fe2 116 }
Pawel Zarembski 0:01f31e923fe2 117
Pawel Zarembski 0:01f31e923fe2 118 HAL_FLASH_Lock();
Pawel Zarembski 0:01f31e923fe2 119 return ret;
Pawel Zarembski 0:01f31e923fe2 120 }