Update of /cvsroot/blob/blob/include/blob
In directory usw-pr-cvs1:/tmp/cvs-serv16690
Modified Files:
ide.h
Log Message:
- ide_setfeature() command, and defines.
Index: ide.h
===================================================================
RCS file: /cvsroot/blob/blob/include/blob/ide.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- ide.h 26 Apr 2002 09:23:03 -0000 1.3
+++ ide.h 8 May 2002 13:56:02 -0000 1.4
@@ -42,7 +42,8 @@
/* HDC internal command bytes (HDC_Cmd[7]) */
#define HDC_RECAL 0x10 /* 0001 0000 */
-#define HDC_READ 0x20 /* 0010 0000 */
+//#define HDC_READ 0x20 /* 0010 0000 */
+#define HDC_READ 0x21 /* 0010 0000 */
#define HDC_READ_LONG 0x22 /* 0010 0010 */
#define HDC_WRITE 0x30 /* 0011 0000 */
#define HDC_WRITE_LONG 0x32 /* 0011 0010 */
@@ -52,6 +53,20 @@
#define HDC_DIAG 0x90 /* 1001 0000 */
#define HDC_SET_PARAMS 0x91 /* 1001 0001 */
#define HDC_IDENTIFY 0xEC /* ask drive to identify itself */
+#define HDC_SETFEATURE 0xEF /* set ide feature, opcodes below */
+
+/* SET FEATURE OPCODES */
+#define IDE_FEAT_8BITON 0x01 /* 8 bit io */
+#define IDE_FEAT_8BITOFF 0x81 /* set io transfer mode, parameter see below */
+#define IDE_FEAT_WCEN 0x02 /* write cache enable */
+#define IDE_FEAT_IOMODE 0x03 /* set io transfer mode, parameter see below */
+
+/* IO transfermode Feature param */
+#define IDE_IOM_PIO 0x00 /* default PIO */
+#define IDE_IOM_PIO_noIORDY 0x01 /* PIO w/o IORDY */
+#define IDE_IOM_PIO_FC( x ) (0x4|(x&0x3)) /* PIO with flow control */
+#define IDE_IOM_DMA( x ) (0x10|(x&0x3)) /* multiple DMA, mode x */
+#define IDE_IOM_UDMA( x ) (0x20|(x&0x3)) /* UDMA, mode x */
#define HD_PORT 0x1f0
#define HD_REG_PORT 0x3f6
@@ -167,6 +182,8 @@
int ide_reset( ide_drive_t *drive );
int ide_identify_drive( ide_drive_t *drive );
+
+int ide_setfeature( ide_drive_t *drive, unsigned char opcode, unsigned char param );
int hd_read( ide_drive_t *drive, int head, int sector, int cyl, char *buffer);
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