284 lines
7.4 KiB
C
284 lines
7.4 KiB
C
/*
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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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* 2021-11-30 flybreak first version
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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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#include "board.h"
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#include "hal_data.h"
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#include "drv_flash.h"
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#include <rtthread.h>
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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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//#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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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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* 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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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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return size;
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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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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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while (written_size < size)
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{
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level = rt_hw_interrupt_disable();
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R_FLASH_HP_Reset(&g_flash_ctrl);
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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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/* 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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written_size += BSP_FEATURE_FLASH_HP_CF_WRITE_SIZE;
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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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return size;
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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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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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if (size < 1)
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{
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return -RT_EINVAL;
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}
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level = rt_hw_interrupt_disable();
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R_FLASH_HP_Reset(&g_flash_ctrl);
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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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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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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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int _flash_erase_32k(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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if (size < 1)
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{
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return -RT_EINVAL;
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}
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level = rt_hw_interrupt_disable();
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R_FLASH_HP_Reset(&g_flash_ctrl);
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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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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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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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#if defined(PKG_USING_FAL)
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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_32k(long offset, rt_uint8_t *buf, size_t size);
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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_32k(long offset, const rt_uint8_t *buf, size_t size);
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static int fal_flash_erase_8k(long offset, size_t size);
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static int fal_flash_erase_32k(long offset, size_t size);
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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_32k = { "onchip_flash_32k", FLASH_HP_CF_BLOCK_8, 32 * 30 * 1024, (32 * 1024), {_flash_init, fal_flash_read_32k, fal_flash_write_32k, fal_flash_erase_32k} };
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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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static int fal_flash_read_32k(long offset, rt_uint8_t *buf, size_t size)
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{
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return _flash_read(_onchip_flash_32k.addr + offset, buf, 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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{
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return _flash_write(_onchip_flash_8k.addr + offset, buf, size);
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}
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static int fal_flash_write_32k(long offset, const rt_uint8_t *buf, size_t size)
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{
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return _flash_write(_onchip_flash_32k.addr + offset, buf, size);
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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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static int fal_flash_erase_32k(long offset, size_t size)
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{
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return _flash_erase_32k(_onchip_flash_32k.addr + offset, size);
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}
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int flash_test(void)
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{
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#define TEST_OFF (_onchip_flash_32k.len - BSP_FEATURE_FLASH_HP_CF_REGION1_BLOCK_SIZE)
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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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/* 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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fal_init();
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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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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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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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#endif
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