initial commit

components/port_bsp/sdcard_bsp.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include <esp_vfs_fat.h>
+#include <sdmmc_cmd.h>
+#include <driver/sdmmc_host.h>
+
+class CustomSDPort
+{
+private:
+    const char *TAG = "SDPort";
+    const char *SdName_;
+    int is_SdcardInitOK = 0;
+    sdmmc_card_t *sdcard_host = NULL;
+public:
+    CustomSDPort(const char *SdName,int clk = 38,int cmd = 21,int d0 = 39,int width = 1);
+    ~CustomSDPort();
+
+    int SDPort_GetStatus() {return is_SdcardInitOK;}
+    int SDPort_WriteFile(const char *path, const void *data, size_t data_len);
+    int SDPort_ReadFile(const char *path, uint8_t *buffer, size_t *outLen);
+    int SDPort_ReadOffset(const char *path, void *buffer, size_t len, size_t offset);
+    int SDPort_WriteOffset(const char *path, const void *data, size_t len, bool append);
+};