diff options
Diffstat (limited to 'demos/ARM7-LPC214x-GCC/mmcsd.h')
| -rw-r--r-- | demos/ARM7-LPC214x-GCC/mmcsd.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/demos/ARM7-LPC214x-GCC/mmcsd.h b/demos/ARM7-LPC214x-GCC/mmcsd.h index 4c9f1d643..047fd0fb2 100644 --- a/demos/ARM7-LPC214x-GCC/mmcsd.h +++ b/demos/ARM7-LPC214x-GCC/mmcsd.h @@ -20,12 +20,33 @@ #ifndef _MMCSD_H_
#define _MMCSD_H_
+#define NICE_WAITING
+
+/* Following times are 10mS units.*/
#define CMD0_RETRY 10
#define CMD1_RETRY 100
+/* Byte transfer time units.*/
+#define MMC_WAIT_DATA 10000
+
+#define CMDGOIDLE 0
+#define CMDINIT 1
+#define CMDREADCSD 9
+#define CMDREAD 17
+#define CMDWRITE 24
+
+typedef struct {
+ ULONG32 csize;
+ ULONG32 rdblklen;
+} MMCCSD;
+
void InitMMC(void);
BOOL mmcInit(void);
BYTE8 mmcSendCommand(BYTE8 cmd, ULONG32 arg);
+BOOL mmcGetSize(MMCCSD *data);
+BOOL mmcBlockRead(ULONG32 blknum, BYTE8 *buf);
+BOOL mmcBlockWrite(ULONG32 blknum, BYTE8 *buf);
+void mmcSynch(void);
#endif /* _MMCSD_H_*/
|