Diff: source/hic_hal/stm32/stm32f103xb/flash.c

Revision:

0:01f31e923fe2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/hic_hal/stm32/stm32f103xb/flash.c	Tue Apr 07 12:55:42 2020 +0200
@@ -0,0 +1,120 @@
+/**
+ * @file    flash_hal_stm32f103xb.c
+ * @brief
+ *
+ * DAPLink Interface Firmware
+ * Copyright (c) 2009-2019, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "flash_hal.h"        // FlashOS Structures
+#include "target_config.h"    // target_device
+#include "stm32f1xx.h"
+#include "util.h"
+#include "string.h"
+#include "target_board.h"
+
+/*********************************************************************
+*
+*       Static code
+*
+**********************************************************************
+*/
+
+/*********************************************************************
+*
+*       Public code
+*
+**********************************************************************
+*/
+uint32_t Init(uint32_t adr, uint32_t clk, uint32_t fnc)
+{
+    //
+    // No special init required
+    //
+    return (0);
+}
+
+uint32_t UnInit(uint32_t fnc)
+{
+    //
+    // No special uninit required
+    //
+    return (0);
+}
+
+uint32_t EraseChip(void)
+{
+    FLASH_EraseInitTypeDef erase_init;
+    uint32_t error;
+    uint32_t ret = 0;  // O.K.
+    if (g_board_info.target_cfg) {
+        HAL_FLASH_Unlock();
+        //bootloader, interface flashing only concerns 1 flash region
+        util_assert((g_board_info.target_cfg->flash_regions[0].end - g_board_info.target_cfg->flash_regions[0].start) %
+                    FLASH_PAGE_SIZE == 0);
+        memset(&erase_init, 0, sizeof(erase_init));
+        erase_init.TypeErase = FLASH_TYPEERASE_PAGES;
+        erase_init.PageAddress = g_board_info.target_cfg->flash_regions[0].start;
+        erase_init.NbPages = (g_board_info.target_cfg->flash_regions[0].end - g_board_info.target_cfg->flash_regions[0].start) % FLASH_PAGE_SIZE;
+        if (HAL_FLASHEx_Erase(&erase_init, &error) != HAL_OK) {
+            ret = 1;
+        }
+        
+        HAL_FLASH_Lock();
+    }else{
+        ret = 1;
+    }
+    return ret;
+}
+
+uint32_t EraseSector(uint32_t adr)
+{
+    FLASH_EraseInitTypeDef erase_init;
+    uint32_t error;
+    uint32_t ret = 0;  // O.K.
+
+    HAL_FLASH_Unlock();
+    
+    memset(&erase_init, 0, sizeof(erase_init));
+    erase_init.TypeErase = FLASH_TYPEERASE_PAGES;
+    erase_init.PageAddress = adr;
+    erase_init.NbPages = 1;
+    if (HAL_FLASHEx_Erase(&erase_init, &error) != HAL_OK) {
+        ret = 1;
+    }
+
+    HAL_FLASH_Lock();
+    return ret;
+}
+
+uint32_t ProgramPage(uint32_t adr, uint32_t sz, uint32_t *buf)
+{
+    uint32_t i;
+    uint32_t ret = 0;  // O.K.
+
+    HAL_FLASH_Unlock();
+
+    util_assert(sz % 4 == 0);
+    for (i = 0; i < sz / 4; i++) {
+        if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, adr + i * 4, buf[i]) != HAL_OK) {
+            ret = 1;
+            break;
+        }
+    }
+
+    HAL_FLASH_Lock();
+    return ret;
+}