Initial commit

lib/sd_reader.h

@@ -0,0 +1,33 @@
+#ifndef MCRLCONTROLLER_SD_READER_H
+#define MCRLCONTROLLER_SD_READER_H
+
+#include "ff.h"
+#include "gpio_rp2350.h"
+#include "posix_io.h"
+#include "sd_spi_drv.h"
+#include "spi_rp2350.h"
+#include "cassert"
+
+#define MISO_PIN  4
+#define MOSI_PIN  3
+#define SCLK_PIN  6
+#define CS_PIN    5
+
+class SD_Reader {
+    gpio_rp2350    cs;
+    spi_rp2350     spi;
+    sd_spi_drv     sd;
+    FatFs          fs;
+public:
+    SD_Reader() : cs(CS_PIN), spi(MISO_PIN, MOSI_PIN, SCLK_PIN, cs), sd(spi), fs(sd) {
+        posix_io::inst.register_fileio(fs);
+        assert(fs.mount() == FatFs::FR_OK);
+    }
+    ~SD_Reader() {
+        const FatFs::FRESULT erg = fs.umount();
+        assert(erg == FatFs::FR_OK);
+    }
+};
+
+
+#endif //MCRLCONTROLLER_SD_READER_H