partial sync with netbsd 960418, more to come

1 files changed, 147 insertions, 0 deletions

diff --git a/sys/dev/isa/wdsreg.h b/sys/dev/isa/wdsreg.h
new file mode 100644
index 00000000000..e4f7bdafce7
--- /dev/null
+++ b/sys/dev/isa/wdsreg.h
@@ -0,0 +1,147 @@
+typedef u_char physaddr[3];
+typedef u_char physlen[3];
+#define	ltophys	_lto3b
+#define	phystol	_3btol
+
+/* WD7000 registers */
+#define WDS_STAT		0	/* read */
+#define WDS_IRQSTAT		1	/* read */
+
+#define WDS_CMD			0	/* write */
+#define WDS_IRQACK		1	/* write */
+#define WDS_HCR			2	/* write */
+
+/* WDS_STAT (read) defs */
+#define WDSS_IRQ		0x80
+#define WDSS_RDY		0x40
+#define WDSS_REJ		0x20
+#define WDSS_INIT		0x10
+
+/* WDS_IRQSTAT (read) defs */
+#define WDSI_MASK		0xc0
+#define WDSI_ERR		0x00
+#define WDSI_MFREE		0x80
+#define WDSI_MSVC		0xc0
+
+/* WDS_CMD (write) defs */
+#define WDSC_NOOP		0x00
+#define WDSC_INIT		0x01
+#define WDSC_DISUNSOL		0x02
+#define WDSC_ENAUNSOL		0x03
+#define WDSC_IRQMFREE		0x04
+#define WDSC_SCSIRESETSOFT	0x05
+#define WDSC_SCSIRESETHARD	0x06
+#define WDSC_MSTART(m)		(0x80 + (m))
+#define WDSC_MMSTART(m)		(0xc0 + (m))
+
+/* WDS_HCR (write) defs */
+#define WDSH_IRQEN		0x08
+#define WDSH_DRQEN		0x04
+#define WDSH_SCSIRESET		0x02
+#define WDSH_ASCRESET		0x01
+
+#define WDS_NSEG	17
+
+struct wds_scat_gath {
+	physlen seg_len;
+	physaddr seg_addr;
+};
+
+struct wds_cmd {
+	u_char opcode;
+	u_char targ;
+	struct scsi_generic scb;
+	u_char stat;
+	u_char venderr;
+	physlen len;
+	physaddr data;
+	physaddr link;
+	u_char write;
+	u_char xx[6];
+};
+
+struct wds_scb {
+	struct wds_cmd cmd;
+	struct wds_cmd sense;
+
+	struct wds_scat_gath scat_gath[WDS_NSEG];
+	struct scsi_sense_data sense_data;
+
+	TAILQ_ENTRY(wds_scb) chain;
+	struct wds_scb *nexthash;
+	long hashkey;
+	struct scsi_xfer *xs;
+	int flags;
+#define	SCB_ALLOC	0x01
+#define	SCB_ABORT	0x02
+#ifdef WDSDIAG
+#define	SCB_SENDING	0x04
+#endif
+#define	SCB_POLLED	0x08
+#define	SCB_SENSE	0x10
+#define	SCB_DONE	0x20	/* for internal commands only */
+#define	SCB_BUFFER	0x40
+	int timeout;
+
+	struct wds_buf *buf;
+};
+
+#define WDSX_SCSICMD		0x00
+#define WDSX_SCSISG		0x01
+#define WDSX_OPEN_RCVBUF	0x80
+#define WDSX_RCV_CMD		0x81
+#define WDSX_RCV_DATA		0x82
+#define WDSX_RCV_DATASTAT	0x83
+#define WDSX_SND_DATA		0x84
+#define WDSX_SND_DATASTAT	0x85
+#define WDSX_SND_CMDSTAT	0x86
+#define WDSX_READINIT		0x88
+#define WDSX_READSCSIID		0x89
+#define WDSX_SETUNSOLIRQMASK	0x8a
+#define WDSX_GETUNSOLIRQMASK	0x8b
+#define WDSX_GETFIRMREV		0x8c
+#define WDSX_EXECDIAG		0x8d
+#define WDSX_SETEXECPARM	0x8e
+#define WDSX_GETEXECPARM	0x8f
+
+struct wds_mbx_out {
+	u_char cmd;
+	physaddr scb_addr;
+};
+
+struct wds_mbx_in {
+	u_char stat;
+	physaddr scb_addr;
+};
+
+/*
+ * mbo.cmd values
+ */
+#define	WDS_MBO_FREE		0x0	/* MBO entry is free */
+#define	WDS_MBO_START		0x1	/* MBO activate entry */
+
+/*
+ * mbi.stat values
+ */
+#define	WDS_MBI_FREE		0x00	/* MBI entry is free */
+#define WDS_MBI_OK		0x01	/* completed without error */
+#define WDS_MBI_OKERR		0x02	/* completed with error */
+#define WDS_MBI_ETIME		0x04
+#define WDS_MBI_ERESET		0x05
+#define WDS_MBI_ETARCMD		0x06
+#define WDS_MBI_ERESEL		0x80
+#define WDS_MBI_ESEL		0x81
+#define WDS_MBI_EABORT		0x82
+#define WDS_MBI_ESRESET		0x83
+#define WDS_MBI_EHRESET		0x84
+
+struct wds_setup {
+	u_char opcode;
+	u_char scsi_id;
+	u_char buson_t;
+	u_char busoff_t;
+	u_char xx;
+	physaddr mbaddr;
+	u_char nomb;
+	u_char nimb;
+};