CVS: blob/include/blob ide.h,1.3,1.4

[Stefan E. <se...@us...>]

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);