From 6f9a7eb2c7d6f81e54b47c917be79f5126ba8982 Mon Sep 17 00:00:00 2001
From: Jens Arnold <amiconn@rockbox.org>
Date: Wed, 6 Oct 2004 20:43:12 +0000
Subject: Enhanced MMC handling: Driver cleanup, timeout calculation fixed,
 allowed voltage check, maintain disk activity info (fixes immediate shutdown
 at end of playback). MMC debug menu item populated.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5193 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/export/ata_mmc.h | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 firmware/export/ata_mmc.h

(limited to 'firmware/export/ata_mmc.h')

diff --git a/firmware/export/ata_mmc.h b/firmware/export/ata_mmc.h
new file mode 100644
index 0000000000..afc0dc24af
--- /dev/null
+++ b/firmware/export/ata_mmc.h
@@ -0,0 +1,42 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2004 by Jens Arnold
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __ATA_MMC_H__
+#define __ATA_MMC_H__
+
+typedef struct
+{  
+    bool initialized;
+    unsigned char bitrate_register;
+    unsigned int read_timeout;    /* n * 8 clock cycles */
+    unsigned int 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 int speed;           /* bit/s */
+    unsigned int nsac;            /* clock cycles */
+    unsigned int tsac;            /* n * 0.1 ns */
+    unsigned int r2w_factor;
+} tCardInfo;
+
+unsigned long mmc_extract_bits(const unsigned long *p, unsigned int start,
+                               unsigned int size);
+tCardInfo *mmc_card_info(int card_no);
+
+#endif
-- 
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