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Diffstat (limited to 'linux/src/drivers/scsi/ultrastor.h')
-rw-r--r--linux/src/drivers/scsi/ultrastor.h102
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diff --git a/linux/src/drivers/scsi/ultrastor.h b/linux/src/drivers/scsi/ultrastor.h
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+++ b/linux/src/drivers/scsi/ultrastor.h
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+/*
+ * ultrastor.c (C) 1991 David B. Gentzel
+ * Low-level scsi driver for UltraStor 14F
+ * by David B. Gentzel, Whitfield Software Services, Carnegie, PA
+ * (gentzel@nova.enet.dec.com)
+ * scatter/gather added by Scott Taylor (n217cg@tamuts.tamu.edu)
+ * 24F support by John F. Carr (jfc@athena.mit.edu)
+ * John's work modified by Caleb Epstein (cae@jpmorgan.com) and
+ * Eric Youngdale (eric@tantalus.nrl.navy.mil).
+ * Thanks to UltraStor for providing the necessary documentation
+ */
+
+#ifndef _ULTRASTOR_H
+#define _ULTRASTOR_H
+#include <linux/kdev_t.h>
+
+int ultrastor_detect(Scsi_Host_Template *);
+const char *ultrastor_info(struct Scsi_Host * shpnt);
+int ultrastor_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
+int ultrastor_abort(Scsi_Cmnd *);
+int ultrastor_reset(Scsi_Cmnd *, unsigned int);
+int ultrastor_biosparam(Disk *, kdev_t, int *);
+
+
+#define ULTRASTOR_14F_MAX_SG 16
+#define ULTRASTOR_24F_MAX_SG 33
+
+#define ULTRASTOR_MAX_CMDS_PER_LUN 5
+#define ULTRASTOR_MAX_CMDS 16
+
+#define ULTRASTOR_24F_PORT 0xC80
+
+
+#define ULTRASTOR_14F { NULL, NULL, /* Ptr for modules*/ \
+ NULL, \
+ NULL, \
+ "UltraStor 14F/24F/34F", \
+ ultrastor_detect, \
+ NULL, /* Release */ \
+ ultrastor_info, \
+ 0, \
+ ultrastor_queuecommand, \
+ ultrastor_abort, \
+ ultrastor_reset, \
+ 0, \
+ ultrastor_biosparam, \
+ ULTRASTOR_MAX_CMDS, \
+ 0, \
+ ULTRASTOR_14F_MAX_SG, \
+ ULTRASTOR_MAX_CMDS_PER_LUN, \
+ 0, \
+ 1, \
+ ENABLE_CLUSTERING }
+
+
+#ifdef ULTRASTOR_PRIVATE
+
+#define UD_ABORT 0x0001
+#define UD_COMMAND 0x0002
+#define UD_DETECT 0x0004
+#define UD_INTERRUPT 0x0008
+#define UD_RESET 0x0010
+#define UD_MULTI_CMD 0x0020
+#define UD_CSIR 0x0040
+#define UD_ERROR 0x0080
+
+/* #define PORT_OVERRIDE 0x330 */
+
+/* Values for the PRODUCT_ID ports for the 14F */
+#define US14F_PRODUCT_ID_0 0x56
+#define US14F_PRODUCT_ID_1 0x40 /* NOTE: Only upper nibble is used */
+
+#define US24F_PRODUCT_ID_0 0x56
+#define US24F_PRODUCT_ID_1 0x63
+#define US24F_PRODUCT_ID_2 0x02
+
+/* Subversion values */
+#define U14F 0
+#define U34F 1
+
+/* MSCP field values */
+
+/* Opcode */
+#define OP_HOST_ADAPTER 0x1
+#define OP_SCSI 0x2
+#define OP_RESET 0x4
+
+/* Date Transfer Direction */
+#define DTD_SCSI 0x0
+#define DTD_IN 0x1
+#define DTD_OUT 0x2
+#define DTD_NONE 0x3
+
+/* Host Adapter command subcodes */
+#define HA_CMD_INQUIRY 0x1
+#define HA_CMD_SELF_DIAG 0x2
+#define HA_CMD_READ_BUFF 0x3
+#define HA_CMD_WRITE_BUFF 0x4
+
+#endif
+
+#endif