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2024-07-12 15:19:46 +08:00
commit 7ca1af130d
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+/*!
+ * \file      fatfs.c
+ *
+ * \brief     Target FatFS implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "fatfs.h"
+#include "xc6xxx.h"
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+char Path[4]; /* Logical drive path */
+FATFS FatFS;  /* File system object for Logical drive */
+FIL File;     /* File object */
+DIR Dir;
+uint8_t buffer[_MAX_SS];
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ ------------------------------------------------------------------------------------*/
+/**
+ * @brief       FatFS Initalization
+ * @param       void
+ * @retval      void
+ */
+void FATFS_Init(void)
+{
+    FRESULT res;
+
+    SPI_InitCfg_t spi_cfg   = {0};
+
+    spi_cfg.Mode              = SPI_MODE_MASTER;
+    spi_cfg.DataSize          = SSI_CTRL0_DFS_LEN_8BIT;
+    spi_cfg.Direction         = SSI_CTRL0_TMOD_WR;
+    spi_cfg.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
+    spi_cfg.CLKPolarity       = SSI_CTRL0_SCPOL_LOW;
+    spi_cfg.CLKPhase          = SPI_CPHA_LEAD;
+    spi_cfg.FirstBit          = SPI_FirstBit_MSB;
+
+    xc_spi_init(XC_SPI0, &spi_cfg);
+    xc_spi_flash_wake_up(XC_SPI0);
+
+    DEBUG("FatFS Init\r\n");
+    res = f_mount(&FatFS, "0:", 1);
+    DEBUG("Mount FRESULT: %d\r\n", res);
+
+    res = f_opendir(&Dir, "0:");
+    DEBUG("Read Dir: %d\r\n", res);
+
+    if (FR_NO_FILESYSTEM == res) {
+        res = f_mkfs("0:", FM_FAT, _MAX_SS, buffer, sizeof(buffer));
+        DEBUG("Format FRESULT: %d\r\n", res);
+
+        res = f_unmount("0:");
+        DEBUG("Umount FRESULT: %d\r\n", res);
+
+        //        res = f_setlabel( "XinChip" );
+        //        DEBUG("Set label: %d\r\n", res);
+
+        res = f_mount(&FatFS, "0:", 1);
+        DEBUG("Remount FRESULT: %d\r\n", res);
+
+        res = f_unmount("0:");
+        DEBUG("Umount FRESULT: %d\r\n", res);
+    } else {
+        res = f_unmount("0:");
+        DEBUG("Umount FRESULT: %d\r\n", res);
+    }
+}