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@@ -0,0 +1,298 @@
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+/*
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+ * Copyright (c) 2006-2021, RT-Thread Development Team
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+ *
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+ * SPDX-License-Identifier: Apache-2.0
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+ *
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+ * Change Logs:
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+ * Date Author Notes
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+ * 2018-12-5 SummerGift first version
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+ */
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+
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+#include <stdio.h>
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+#include <string.h>
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+#include <stdlib.h>
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+
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+#include "board.h"
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+#include "hal_data.h"
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+#include "drv_flash.h"
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+
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+#include <rtthread.h>
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+
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+#if defined(PKG_USING_FAL)
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+ #include "fal.h"
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+#endif
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+
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+//#define DRV_DEBUG
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+#define LOG_TAG "drv.flash"
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+#ifdef DRV_DEBUG
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+ #define DBG_LVL DBG_LOG
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+#else
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+ #define DBG_LVL DBG_INFO
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+#endif /* DRV_DEBUG */
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+#include <rtdbg.h>
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+
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+int _flash_init(void)
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+{
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+ fsp_err_t err = FSP_SUCCESS;
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+ /* Open Flash_HP */
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+ err = R_FLASH_HP_Open(&g_flash_ctrl, &g_flash_cfg);
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+ /* Handle Error */
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+ if (FSP_SUCCESS != err)
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+ {
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+ LOG_E("\r\n Flah_HP_Open API failed");
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+ }
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+ /* Setup Default Block 0 as Startup Setup Block */
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+ err = R_FLASH_HP_StartUpAreaSelect(&g_flash_ctrl, FLASH_STARTUP_AREA_BLOCK0, true);
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+ if (err != FSP_SUCCESS)
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+ {
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+ LOG_E("\r\n Flah_HP_StartUpAreaSelect API failed");
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+ }
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+ return 0;
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+}
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+
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+/**
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+ * Read data from flash.
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+ * @note This operation's units is word.
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+ *
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+ * @param addr flash address
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+ * @param buf buffer to store read data
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+ * @param size read bytes size
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+ *
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+ * @return result
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+ */
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+int _flash_read(rt_uint32_t addr, rt_uint8_t *buf, size_t size)
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+{
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+ size_t i;
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+
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+ if ((addr + size) > FLASH_HP_CF_BLCOK_10 + BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE)
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+ {
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+ LOG_E("read outrange flash size! addr is (0x%p)", (void *)(addr + size));
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+ return -1;
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+ }
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+
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+ for (i = 0; i < size; i++, buf++, addr++)
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+ {
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+ *buf = *(rt_uint8_t *) addr;
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+ }
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+
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+ return size;
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+}
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+
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+/**
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+ * Write data to flash.
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+ * @note This operation's units is word.
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+ * @note This operation must after erase. @see flash_erase.
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+ *
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+ * @param addr flash address
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+ * @param buf the write data buffer
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+ * @param size write bytes size
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+ *
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+ * @return result
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+ */
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+int _flash_write(rt_uint32_t addr, const rt_uint8_t *buf, size_t size)
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+{
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+ rt_err_t result = RT_EOK;
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+ rt_base_t level;
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+ fsp_err_t err = FSP_SUCCESS;
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+ size_t written_size = 0;
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+
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+ if ((addr + size) > FLASH_HP_CF_BLCOK_10 + BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE)
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+ {
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+ LOG_E("write outrange flash size! addr is (0x%p)", (void *)(addr + size));
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+ return -RT_EINVAL;
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+ }
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+
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+ if (size % BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE)
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+ {
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+ LOG_E("Flash Write size must be an integer multiple of %d", BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE);
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+ return -RT_EINVAL;
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+ }
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+
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+ while (written_size < size)
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+ {
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+ level = rt_hw_interrupt_disable();
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+ /* Write code flash data*/
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+ err = R_FLASH_HP_Write(&g_flash_ctrl, (uint32_t)(buf + written_size), addr + written_size, BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE);
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+ rt_hw_interrupt_enable(level);
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+
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+ /* Error Handle */
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+ if (FSP_SUCCESS != err)
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+ {
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+ LOG_E("Write API failed");
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+ return -RT_EIO;
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+ }
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+
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+ written_size += BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE;
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+ }
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+
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+ if (result != RT_EOK)
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+ {
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+ return result;
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+ }
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+
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+ return size;
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+}
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+
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+/**
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+ * Erase data on flash.
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+ * @note This operation is irreversible.
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+ * @note This operation's units is different which on many chips.
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+ *
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+ * @param addr flash address
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+ * @param size erase bytes size
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+ *
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+ * @return result
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+ */
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+int _flash_erase_8k(rt_uint32_t addr, size_t size)
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+{
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+ fsp_err_t err = FSP_SUCCESS;
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+ rt_base_t level;
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+
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+ if ((addr + size) > BSP_FEATURE_FLASH_HP_CF_REGION0_SIZE)
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+ {
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+ LOG_E("ERROR: erase outrange flash size! addr is (0x%p)\n", (void *)(addr + size));
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+ return -RT_EINVAL;
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+ }
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+
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+ if (size < 1)
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+ {
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+ return -RT_EINVAL;
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+ }
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+
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+ level = rt_hw_interrupt_disable();
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+ /* Erase Block */
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+ err = R_FLASH_HP_Erase(&g_flash_ctrl, RT_ALIGN_DOWN(addr, FLASH_HP_CF_BLOCK_SIZE_8KB), (size - 1) / BSP_FEATURE_FLASH_HP_CF_REGION0_BLOCK_SIZE + 1);
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+ rt_hw_interrupt_enable(level);
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+
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+ if (err != FSP_SUCCESS)
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+ {
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+ LOG_E("Erase API failed");
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+ return -RT_EIO;
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+ }
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+
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+ LOG_D("erase done: addr (0x%p), size %d", (void *)addr, size);
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+ return size;
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+}
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+
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+int _flash_erase_128k(rt_uint32_t addr, size_t size)
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+{
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+ fsp_err_t err = FSP_SUCCESS;
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+ rt_base_t level;
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+
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+ if ((addr + size) > FLASH_HP_CF_BLCOK_10 + BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE)
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+ {
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+ LOG_E("ERROR: erase outrange flash size! addr is (0x%p)\n", (void *)(addr + size));
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+ return -RT_EINVAL;
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+ }
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+
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+ if (size < 1)
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+ {
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+ return -RT_EINVAL;
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+ }
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+
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+ level = rt_hw_interrupt_disable();
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+ /* Erase Block */
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+ err = R_FLASH_HP_Erase(&g_flash_ctrl, RT_ALIGN_DOWN(addr, FLASH_HP_CF_BLOCK_SIZE_32KB), (size - 1) / BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE + 1);
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+ rt_hw_interrupt_enable(level);
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+
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+ if (err != FSP_SUCCESS)
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+ {
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+ LOG_E("Erase API failed");
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+ return -RT_EIO;
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+ }
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+
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+ LOG_D("erase done: addr (0x%p), size %d", (void *)addr, size);
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+ return size;
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+}
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+
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+#if defined(PKG_USING_FAL)
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+
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+static int fal_flash_read_8k(long offset, rt_uint8_t *buf, size_t size);
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+static int fal_flash_read_128k(long offset, rt_uint8_t *buf, size_t size);
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+
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+static int fal_flash_write_8k(long offset, const rt_uint8_t *buf, size_t size);
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+static int fal_flash_write_128k(long offset, const rt_uint8_t *buf, size_t size);
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+
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+static int fal_flash_erase_8k(long offset, size_t size);
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+static int fal_flash_erase_128k(long offset, size_t size);
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+
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+const struct fal_flash_dev _onchip_flash_8k = { "onchip_flash_8k", FLASH_HP_CF_BLCOK_0, FLASH_HP_CF_BLOCK_8, (8 * 1024), {_flash_init, fal_flash_read_8k, fal_flash_write_8k, fal_flash_erase_8k} };
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+const struct fal_flash_dev _onchip_flash_128k = { "onchip_flash_128k", FLASH_HP_CF_BLOCK_8, 32 * 3 * 1024, (128 * 1024), {_flash_init, fal_flash_read_128k, fal_flash_write_128k, fal_flash_erase_128k} };
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+
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+static int fal_flash_read_8k(long offset, rt_uint8_t *buf, size_t size)
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+{
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+ return _flash_read(_onchip_flash_8k.addr + offset, buf, size);
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+}
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+
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+static int fal_flash_read_128k(long offset, rt_uint8_t *buf, size_t size)
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+{
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+ return _flash_read(_onchip_flash_128k.addr + offset, buf, size);
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+}
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+
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+static int fal_flash_write_8k(long offset, const rt_uint8_t *buf, size_t size)
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+{
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+ return _flash_write(_onchip_flash_8k.addr + offset, buf, size);
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+}
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+
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+static int fal_flash_write_128k(long offset, const rt_uint8_t *buf, size_t size)
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+{
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+ return _flash_write(_onchip_flash_128k.addr + offset, buf, size);
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+}
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+
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+static int fal_flash_erase_8k(long offset, size_t size)
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+{
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+ return _flash_erase_8k(_onchip_flash_8k.addr + offset, size);
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+}
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+
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+static int fal_flash_erase_128k(long offset, size_t size)
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+{
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+ return _flash_erase_128k(_onchip_flash_128k.addr + offset, size);
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+}
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+
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+int flash_test(void)
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+{
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+#define TEST_OFF 0x10000
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+ const struct fal_partition *param;
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+ uint8_t write_buffer[BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE] = {0};
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+ uint8_t read_buffer[BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE] = {0};
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+
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+ /* Set write buffer, clear read buffer */
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+ for (uint8_t index = 0; index < BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE; index++)
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+ {
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+ write_buffer[index] = index;
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+ read_buffer[index] = 0;
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+ }
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+
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+ fal_init();
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+
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+ param = fal_partition_find("param");
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+ if (param == RT_NULL)
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+ {
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+ LOG_E("not find partition param!");
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+ return -1;
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+ }
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+ LOG_I("Erase Start...");
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+ fal_partition_erase(param, TEST_OFF, BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE);
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+ LOG_I("Erase succeeded!");
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+ LOG_I("Write Start...");
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+ fal_partition_write(param, TEST_OFF, write_buffer, sizeof(write_buffer));
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+ LOG_I("Write succeeded!");
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+ LOG_I("Read Start...");
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+ fal_partition_read(param, TEST_OFF, read_buffer, BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE);
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+ LOG_I("Read succeeded!");
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+
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+ for (int i = 0; i < BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE; i++)
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+ {
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+ if (read_buffer[i] != write_buffer[i])
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+ {
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+ LOG_E("Data verification failed!");
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+ return -1;
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+ }
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+ }
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+
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+ LOG_I("Data verification succeeded!");
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+ return 0;
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+}
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+MSH_CMD_EXPORT(flash_test, "drv flash test.");
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+
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+#endif
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Sherman
