initial import of NetBSD tree

1 files changed, 390 insertions, 0 deletions

diff --git a/sys/arch/amiga/dev/scsidefs.h b/sys/arch/amiga/dev/scsidefs.h
new file mode 100644
index 00000000000..f7b68799266
--- /dev/null
+++ b/sys/arch/amiga/dev/scsidefs.h
@@ -0,0 +1,390 @@
+/*	$NetBSD: scsidefs.h,v 1.4 1994/10/26 02:04:49 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Van Jacobson of Lawrence Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)scsidefs.h	7.3 (Berkeley) 2/5/91
+ */
+
+/*
+ * Common SCSI definitions
+ */
+
+/* psns/pctl phase lines as bits */
+#define	PHASE_MSG	0x04
+#define	PHASE_CD	0x02		/* =1 if 'command' */
+#define	PHASE_IO	0x01		/* =1 if data inbound */
+/* Phase lines as values */
+#define	PHASE		0x07		/* mask for psns/pctl phase */
+#define	DATA_OUT_PHASE	0x00
+#define	DATA_IN_PHASE	0x01
+#define	CMD_PHASE	0x02
+#define	STATUS_PHASE	0x03
+#define	BUS_FREE_PHASE	0x04
+#define	ARB_SEL_PHASE	0x05	/* Fuji chip combines arbitration with sel. */
+#define	MESG_OUT_PHASE	0x06
+#define	MESG_IN_PHASE	0x07
+
+/* SCSI Messages */
+
+#define	MSG_CMD_COMPLETE	0x00
+#define MSG_EXT_MESSAGE		0x01
+#define	MSG_SAVE_DATA_PTR	0x02
+#define	MSG_RESTORE_PTR		0x03
+#define	MSG_DISCONNECT		0x04
+#define	MSG_INIT_DETECT_ERROR	0x05
+#define	MSG_ABORT		0x06
+#define	MSG_REJECT		0x07
+#define	MSG_NOOP		0x08
+#define	MSG_PARITY_ERROR	0x09
+#define	MSG_BUS_DEVICE_RESET	0x0C
+#define	MSG_IDENTIFY		0x80
+#define	MSG_IDENTIFY_DR		0xc0	/* (disconnect/reconnect allowed) */
+#define	MSG_SYNC_REQ 		0x01
+
+/* SCSI Commands */
+
+#define CMD_TEST_UNIT_READY	0x00
+#define CMD_REQUEST_SENSE	0x03
+#define	CMD_INQUIRY		0x12
+#define CMD_SEND_DIAGNOSTIC	0x1D
+
+#define CMD_REWIND		0x01
+#define CMD_FORMAT_UNIT		0x04
+#define CMD_READ_BLOCK_LIMITS	0x05
+#define CMD_REASSIGN_BLOCKS	0x07
+#define CMD_READ		0x08
+#define CMD_WRITE		0x0A
+#define CMD_WRITE_FILEMARK	0x10
+#define CMD_SPACE		0x11
+#define CMD_MODE_SELECT		0x15
+#define CMD_RELEASE_UNIT	0x17
+#define CMD_ERASE		0x19
+#define CMD_MODE_SENSE		0x1A
+#define CMD_LOADUNLOAD		0x1B
+#define CMD_RECEIVE_DIAG	0x1C
+#define CMD_SEND_DIAG		0x1D
+#define CMD_P_A_MEDIA_REMOVAL	0x1E
+#define CMD_READ_CAPACITY	0x25
+#define CMD_READ_EXT		0x28
+#define CMD_WRITE_EXT		0x2A
+#define CMD_READ_DEFECT_DATA	0x37
+#define		SD_MANUFAC_DEFECTS	0x14000000
+#define		SD_GROWN_DEFECTS	0x0c000000
+#define CMD_READ_BUFFER		0x3B
+#define CMD_WRITE_BUFFER	0x3C
+#define CMD_READ_FULL		0xF0
+#define CMD_MEDIA_TEST		0xF1
+#define CMD_ACCESS_LOG		0xF2
+#define CMD_WRITE_FULL		0xFC
+#define CMD_MANAGE_PRIMARY	0xFD
+#define CMD_EXECUTE_DATA	0xFE
+
+/* SCSI status bits */
+
+#define	STS_CHECKCOND	0x02	/* Check Condition (ie., read sense) */
+#define	STS_CONDMET	0x04	/* Condition Met (ie., search worked) */
+#define	STS_BUSY	0x08
+#define	STS_INTERMED	0x10	/* Intermediate status sent */
+#define	STS_EXT		0x80	/* Extended status valid */
+
+/* command descriptor blocks */
+
+struct scsi_cdb6 {
+	u_char	cmd;		/* command code */
+	u_char	lun:  3,	/* logical unit on ctlr */
+		lbah: 5;	/* msb of read/write logical block addr */
+	u_char	lbam;		/* middle byte of l.b.a. */
+	u_char	lbal;		/* lsb of l.b.a. */
+	u_char	len;		/* transfer length */
+	u_char	xtra;
+};
+
+struct scsi_cdb10 {
+	u_char	cmd;		/* command code */
+	u_char	lun: 3,		/* logical unit on ctlr */
+		   : 4,
+		rel: 1;		/* l.b.a. is relative addr if =1 */
+	u_char	lbah;		/* msb of read/write logical block addr */
+	u_char	lbahm;		/* high middle byte of l.b.a. */
+	u_char	lbalm;		/* low middle byte of l.b.a. */
+	u_char	lbal;		/* lsb of l.b.a. */
+	u_char	reserved;
+	u_char	lenh;		/* msb transfer length */
+	u_char	lenl;		/* lsb transfer length */
+	u_char	xtra;
+};
+
+/* basic sense data */
+
+struct scsi_sense {
+	u_char	valid: 1,	/* l.b.a. is valid */
+		class: 3,
+		code:  4;
+	u_char	vu:    4,	/* vendor unique */
+		lbah:  4;
+	u_char	lbam;
+	u_char	lbal;
+};
+
+struct scsi_xsense {
+	u_char	valid: 1,	/* l.b.a. is valid */
+		class: 3,
+		code:  4;
+	u_char	segment;
+	u_char	filemark: 1,
+		eom:      1,
+		ili:      1,	/* illegal length indicator */
+		rsvd:	  1,
+		key:	  4;
+	u_char	info1;
+	u_char	info2;
+	u_char	info3;
+	u_char	info4;
+	u_char	len;		/* additional sense length */
+};
+
+/* inquiry data */
+struct scsi_inquiry {
+	u_char	type;
+	u_char	qual;
+	u_char	version;
+	u_char	rsvd;
+	u_char	len;
+	char	class[3];
+	char	vendor_id[8];
+	char	product_id[16];
+	char	rev[4];
+};
+
+struct scsi_format_parms {		/* physical BFI format */
+	u_short	reserved;
+	u_short	list_len;
+	struct defect {
+		unsigned cyl  : 24;
+		unsigned head : 8;
+		long	bytes_from_index;
+	} defect[127];
+} format_parms;
+
+struct scsi_reassign_parms {
+	u_short	reserved;
+	u_short	list_len;	/* length in bytes of defects only */
+	struct new_defect {
+		unsigned lba;	/* logical block address */
+	} new_defect[2];
+} reassign_parms;
+
+struct scsi_modesel_hdr {
+	u_char	rsvd1;
+	u_char	media_type;
+	u_char 	rsvd2;
+	u_char	block_desc_len;
+	u_int	density		: 8;
+	u_int	number_blocks	:24;
+	u_int	rsvd3		: 8;
+	u_int	block_length	:24;
+}; 
+
+struct scsi_modesense_hdr {
+	u_char	len;
+	u_char	media_type;
+	u_char 	wp    : 1;
+	u_char 	rsvd1 : 7;
+	u_char	block_desc_len;
+	u_int	density		: 8;
+	u_int	number_blocks	:24;
+	u_int	rsvd2		: 8;
+	u_int	block_length	:24;
+}; 
+
+/*
+ * Mode Select / Mode sense "pages"
+ */
+
+/*
+ * Page One - Error Recovery Parameters 
+ */
+struct scsi_err_recovery {
+	u_char	page_savable	: 1;	/* save parameters */
+	u_char	reserved	: 1;
+	u_char	page_code	: 6;	/* = 0x01 */
+	u_char	page_length;		/* = 6 */
+	u_char	awre		: 1;	/* auto write realloc enabled */
+	u_char	arre		: 1;	/* auto read realloc enabled */
+	u_char	tb		: 1;	/* transfer block */
+	u_char 	rc		: 1;	/* read continuous */
+	u_char	eec		: 1;	/* enable early correction */
+	u_char	per		: 1;	/* post error */
+	u_char	dte		: 1;	/* disable transfer on error */
+	u_char	dcr		: 1;	/* disable correction */
+	u_char	retry_count;
+	u_char	correction_span;
+	u_char	head_offset_count;
+	u_char	strobe_offset_count;
+	u_char	recovery_time_limit;
+};
+
+/*
+ * Page Two - Disconnect / Reconnect Control Parameters
+ */
+struct scsi_disco_reco {
+	u_char	page_savable	: 1;	/* save parameters */
+	u_char	rsvd		: 1;
+	u_char	page_code	: 6;	/* = 0x02 */
+	u_char	page_length;		/* = 10 */
+	u_char	buffer_full_ratio;	/* write, how full before reconnect? */
+	u_char	buffer_empty_ratio;	/* read, how full before reconnect? */
+
+	u_short	bus_inactivity_limit;	/* how much bus time for busy */
+	u_short	disconnect_time_limit;	/* min to remain disconnected */
+	u_short	connect_time_limit;	/* min to remain connected */
+	u_short	reserved_1;
+};
+
+/*
+ * Page Three - Direct Access Device Format Parameters
+ */
+struct scsi_format {
+	u_char	page_savable	: 1;	/* save parameters */
+	u_char	rsvd		: 1;
+	u_char	page_code	: 6;	/* = 0x03 */
+	u_char	page_length;		/* = 22 */
+	u_short	tracks_per_zone;	/*  Handling of Defects Fields */
+	u_short	alt_sect_zone;
+	u_short alt_tracks_zone;
+	u_short	alt_tracks_vol;
+	u_short	sect_track;		/* Track Format Field */
+	u_short data_sect;		/* Sector Format Fields */
+	u_short	interleave;
+	u_short	track_skew_factor;
+	u_short	cyl_skew_factor;
+	u_char	ssec		: 1;	/* Drive Type Field */
+	u_char	hsec		: 1;
+	u_char	rmb		: 1;
+	u_char	surf		: 1;
+	u_char	ins		: 1;
+	u_char	reserved_1	: 3;
+	u_char	reserved_2;
+	u_char	reserved_3;
+	u_char	reserved_4;
+};
+
+/*
+ * Page Four - Rigid Disk Drive Geometry Parameters 
+ */
+struct scsi_geometry {
+	u_char	page_savable	: 1;	/* save parameters */
+	u_char	rsvd		: 1;
+	u_char	page_code	: 6;	/* = 0x04 */
+	u_char	page_length;		/* = 18 */
+	u_char	cyl_ub;			/* number of cylinders */
+	u_char	cyl_mb;
+	u_char	cyl_lb;
+	u_char	heads;			/* number of heads */
+	u_char	precomp_cyl_ub;		/* cylinder to start precomp */
+	u_char	precomp_cyl_mb;
+	u_char	precomp_cyl_lb;
+	u_char	current_cyl_ub;		/* cyl to start reduced current */
+	u_char	current_cyl_mb;
+	u_char	current_cyl_lb;
+	u_short	step_rate;		/* drive step rate */
+	u_char	landing_cyl_ub;		/* landing zone cylinder */
+	u_char	landing_cyl_mb;
+	u_char	landing_cyl_lb;
+	u_char	reserved_1;
+	u_char	reserved_2;
+	u_char	reserved_3;
+};
+
+/*
+ * Page 0x38 - Cache Control Parameters
+ */
+struct scsi_cache {
+	u_char	page_savable	: 1;	/* save parameters */
+	u_char	rsvd		: 1;
+	u_char	page_code	: 6;	/* = 0x38 */
+	u_char	page_length;		/* = 14 */
+	u_char rsvd_1	: 1;
+	u_char wie	: 1; 		/* write index enable */
+	u_char rsvd_2	: 1;
+	u_char ce	: 1; 		/* cache enable */
+	u_char table_size : 4;
+	u_char	prefetch_threshold;
+	u_char	maximum_threshold;
+	u_char	maximumprefetch_multiplier;
+	u_char	minimum_threshold;
+	u_char	minimum_prefetch_multiplier;
+	u_char	reserved[8];
+};
+
+/*
+ * Driver ioctl's for various scsi operations.
+ */
+#ifndef _IOCTL_
+#include <sys/ioctl.h>
+#endif
+
+/*
+ * Control for SCSI "format" mode.
+ *
+ * "Format" mode allows a privileged process to issue direct SCSI
+ * commands to a drive (it is intended primarily to allow on-line
+ * formatting).  SDIOCSFORMAT with a non-zero arg will put the drive
+ * into format mode; a zero arg will take it out.  When in format
+ * mode, only the process that issued the SDIOCFORMAT can read or
+ * write the drive.
+ *
+ * In format mode, process is expected to
+ *	- do SDIOCSCSICOMMAND to supply cdb for next SCSI op
+ *	- do read or write as appropriate for cdb
+ *	- if i/o error, optionally do SDIOCSENSE to get completion
+ *	  status and sense data from last scsi operation.
+ */
+
+struct scsi_fmt_cdb {
+	int len;		/* cdb length (in bytes) */
+	u_char cdb[28];		/* cdb to use on next read/write */
+};
+
+struct scsi_fmt_sense {
+	u_int status;		/* completion status of last op */
+	u_char sense[28];	/* sense data (if any) from last op */
+};
+
+#define	SDIOCSFORMAT		_IOW('S', 0x1, int)
+#define	SDIOCGFORMAT		_IOR('S', 0x2, int)
+#define	SDIOCSCSICOMMAND	_IOW('S', 0x3, struct scsi_fmt_cdb)
+#define	SDIOCSENSE		_IOR('S', 0x4, struct scsi_fmt_sense)