1 files changed, 80 insertions, 0 deletions

diff --git a/firmware/export/sdmmc.h b/firmware/export/sdmmc.h
new file mode 100644
index 0000000000..6ac3bd2af5
--- /dev/null
+++ b/firmware/export/sdmmc.h
@@ -0,0 +1,80 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2004 by Jens Arnold
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __SDMMC_H__
+#define __SDMMC_H__
+
+#include <stdbool.h>
+
+typedef struct
+{  
+    bool initialized;
+
+    unsigned long read_timeout;     /* n * 8 clock cycles */
+    unsigned long write_timeout;    /* n * 8 clock cycles */
+
+    unsigned long ocr;              /* OCR register */
+    unsigned long csd[4];           /* CSD register, 16 bytes */
+    unsigned long cid[4];           /* CID register, 16 bytes */
+    unsigned long speed;            /* bit/s */
+    unsigned int nsac;              /* clock cycles */
+    unsigned long taac;             /* n * 0.1 ns */
+    unsigned int r2w_factor;
+    unsigned long numblocks;        /* size in flash blocks */
+    unsigned int blocksize;         /* block size in bytes */
+
+#if (CONFIG_STORAGE & STORAGE_MMC)
+    unsigned char bitrate_register;
+#endif
+
+#if (CONFIG_STORAGE & STORAGE_SD)
+    unsigned long rca;               /* RCA register */
+    unsigned int current_bank;
+#endif
+} tCardInfo;
+
+#if (CONFIG_STORAGE & STORAGE_SD)
+
+#include "sd.h"
+#define card_get_info          card_get_info_target
+tCardInfo *card_get_info_target(int card_no);
+void sd_parse_csd(tCardInfo *card);
+
+#ifdef HAVE_HOTSWAP
+#define card_enable_monitoring card_enable_monitoring_target
+#endif
+
+#else /* STORAGE_MMC */
+
+#include "ata_mmc.h"
+#define card_get_info          mmc_card_info
+tCardInfo *mmc_card_info(int card_no);
+#define card_touched           mmc_touched
+#define card_enable_monitoring mmc_enable_monitoring
+
+#endif
+
+/* helper function to extract n (<=32) bits from an arbitrary position.
+   counting from MSB to LSB */
+unsigned long card_extract_bits(
+        const unsigned long *p, /* the start of the bitfield array */
+        unsigned int start,     /* bit no. to start reading  */
+        unsigned int size);     /* how many bits to read */
+#endif