168 lines
4.3 KiB
C
168 lines
4.3 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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* 2023-04-14 murmur the first version
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*/
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#include <rtthread.h>
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//#define LOG_TAG "flash"
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//#define LOG_LVL LOG_LVL_DBG
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//#include <ulog.h>
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#define DBG_TAG "w25q"
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#define DBG_LVL DBG_LOG
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#include <rtdbg.h>
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#include "board.h"
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#include <rtdevice.h>
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#include "cfg/cfg.h"
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int rt_hw_spi_flash_init(void)
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{
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// rt_kprintf("SW Version: %s\n","1.4(temp)");
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__HAL_RCC_GPIOB_CLK_ENABLE();
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// __HAL_RCC_GPIOD_CLK_ENABLE();
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// rt_kprintf("sfud success.\n");
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// rt_tick_t t= rt_tick_get_millisecond();
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rt_hw_spi_device_attach("spi2", "spi10", GPIOB, GPIO_PIN_12);
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// rt_kprintf("sfud success.\n");
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if (RT_NULL == rt_sfud_flash_probe("W25Q128", "spi10"))
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{
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rt_kprintf("sfud error.\n");
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return -RT_ERROR;
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};
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// rt_kprintf("sfud success.\n");
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return RT_EOK;
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}
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/* 导出到自动初始化 */
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INIT_COMPONENT_EXPORT(rt_hw_spi_flash_init);
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void w25q128_mount(void)
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{
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// dfs_mkfs("elm", "W25Q128");
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rt_device_t dev;
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dev = rt_device_find("W25Q128");
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if(dev != RT_NULL) {
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if(dfs_mount("W25Q128", "/", "elm", 0, 0) == 0){
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// rt_kprintf("spi_flash mount to spi!\n");
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mkdir("sd",0);
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} else {
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rt_kprintf("spi_flash mount to spi failed!\n");
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}
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}
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}
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/* 导出到自动初始化 */
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INIT_COMPONENT_EXPORT(w25q128_mount);
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//1.41版本之前挂载并未出现问题。
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//1.41版出现flash能挂载而sd卡正确识别后却不能挂载的问题
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//后发现是SD卡的挂载目录"sd"丢失，原因未知。
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void sdmnt_init(void)
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{
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rt_thread_mdelay(100);//这段延时必须加上，系统上电过程中存在延时，否则会出现先挂载后注册块设备sd0的情况
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// mkfs("elm","sd0");//挂在前需格式化
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if(dfs_mount("sd0","/sd","elm",0,0)==0) //挂载文件系统，参数：块设备名称、挂载目录、文件系统类型、读写标志、私有数据0
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{
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// rt_kprintf("dfs mount success\r\n");
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}
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else
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{
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rt_kprintf("dfs mount failed\r\n");
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}
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}
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/* 导出到自动初始化 */
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INIT_COMPONENT_EXPORT(sdmnt_init);
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void bootinfo()
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{
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rt_kprintf("%d ms since boot.\n", rt_tick_get_millisecond());
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add_val("bootCnt");
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}
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/* 导出到自动初始化 */
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INIT_APP_EXPORT(bootinfo);
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void sram_init(void)
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{
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MX_FSMC_Init();
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}
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/* 导出到自动初始化 */
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INIT_COMPONENT_EXPORT(sram_init);
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static int sram_test(void)
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{
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int i = 0;
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uint32_t start_time = 0, time_cast = 0;
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#if SRAM_DATA_WIDTH == 8
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char data_width = 1;
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uint8_t data = 0;
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#elif SRAM_DATA_WIDTH == 16
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char data_width = 2;
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uint16_t data = 0;
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#else
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char data_width = 4;
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uint32_t data = 0;
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#endif
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/* write data */
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LOG_D("Writing the %ld bytes data, waiting....", SRAM_SIZE);
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start_time = rt_tick_get();
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for (i = 0; i < SRAM_SIZE / data_width; i++)
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{
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#if SRAM_DATA_WIDTH == 8
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*(__IO uint8_t *)(SRAM_BANK_ADDR + i * data_width) = (uint8_t)0x55;
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#elif SRAM_DATA_WIDTH == 16
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*(__IO uint16_t *)(SRAM_BANK_ADDR + i * data_width) = (uint16_t)0x5555;
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#else
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*(__IO uint32_t *)(SRAM_BANK_ADDR + i * data_width) = (uint32_t)0x55555555;
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#endif
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}
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time_cast = rt_tick_get() - start_time;
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LOG_D("Write data success, total time: %d.%03dS.", time_cast / RT_TICK_PER_SECOND,
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time_cast % RT_TICK_PER_SECOND / ((RT_TICK_PER_SECOND * 1 + 999) / 1000));
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/* read data */
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LOG_D("start Reading and verifying data, waiting....");
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for (i = 0; i < SRAM_SIZE / data_width; i++)
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{
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#if SRAM_DATA_WIDTH == 8
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data = *(__IO uint8_t *)(SRAM_BANK_ADDR + i * data_width);
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if (data != 0x55)
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{
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LOG_E("SRAM test failed!");
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break;
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}
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#elif SRAM_DATA_WIDTH == 16
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data = *(__IO uint16_t *)(SRAM_BANK_ADDR + i * data_width);
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if (data != 0x5555)
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{
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LOG_E("SRAM test failed!");
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break;
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}
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#else
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data = *(__IO uint32_t *)(SRAM_BANK_ADDR + i * data_width);
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if (data != 0x55555555)
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{
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LOG_E("SRAM test failed!");
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break;
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}
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#endif
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}
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if (i >= SRAM_SIZE / data_width)
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{
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LOG_D("SRAM test success!");
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}
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return RT_EOK;
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}
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MSH_CMD_EXPORT(sram_test, sram test);
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