增加BDW01-STM32L496VG开发板

2020-11-18 18:05:05 +08:00
parent 65e5b9fe84
commit abcf43d131
199 changed files with 50338 additions and 0 deletions
--- a/board/BDW01-STM32L496VG/BSP/Hardware/ONCHIP_FLASH/onchip_flash.c
+++ b/board/BDW01-STM32L496VG/BSP/Hardware/ONCHIP_FLASH/onchip_flash.c
@@ -0,0 +1,58 @@
+#include "tos_k.h"
+#include "stm32l4xx.h"
+
+#define SECTOR_SIZE                 2048         // sector size for stm32l431RCTX
+
+int stm32l4_norflash_onchip_read(uint32_t addr, void *buf, size_t len)
+{
+    memcpy(buf, (void *)addr, len);
+    return 0;
+}
+
+int stm32l4_norflash_onchip_write(uint32_t addr, const void *buf, size_t len)
+{
+    int i = 0;
+    uint8_t *array = (uint8_t *)buf;
+    HAL_StatusTypeDef hal_status;
+
+    HAL_FLASH_Unlock();
+    tos_cpu_int_disable();
+
+    for (i = 0; i < len; i += 8) {
+        hal_status = HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD,
+                                        addr + i,
+                                        *(uint64_t *)&array[i]);
+        if (hal_status != HAL_OK) {
+            return -1;
+        }
+    }
+
+    HAL_FLASH_Lock();
+    tos_cpu_int_enable();
+
+    return 0;
+}
+
+int stm32l4_norflash_onchip_erase(uint32_t addr, size_t size)
+{
+    uint32_t page_err = 0;
+    HAL_StatusTypeDef hal_status;
+	FLASH_EraseInitTypeDef erase_para;
+
+	erase_para.TypeErase    = FLASH_TYPEERASE_PAGES;
+    erase_para.Banks        = FLASH_BANK_1;
+	erase_para.Page         = addr / SECTOR_SIZE;
+	erase_para.NbPages      = size / SECTOR_SIZE;
+    HAL_FLASH_Unlock();
+    tos_cpu_int_disable();
+	hal_status = HAL_FLASHEx_Erase(&erase_para, &page_err);
+	HAL_FLASH_Lock();
+    tos_cpu_int_enable();
+
+    if (hal_status != HAL_OK) {
+        return -1;
+    }
+
+    return 0;
+}
+