partial sync with netbsd 960418, more to come

1 files changed, 182 insertions, 0 deletions

diff --git a/sys/arch/amiga/dev/empsc.c b/sys/arch/amiga/dev/empsc.c
new file mode 100644
index 00000000000..9618c00b696
--- /dev/null
+++ b/sys/arch/amiga/dev/empsc.c
@@ -0,0 +1,182 @@
+/*	$OpenBSD: empsc.c,v 1.1 1996/04/21 22:15:02 deraadt Exp $ */
+/*	$NetBSD: empsc.c,v 1.4 1996/04/05 15:53:41 is Exp $	*/
+
+/*
+
+ * Copyright (c) 1995 Sean Riddle, Bo Najdrovsky
+ * Copyright (c) 1994 Michael L. Hitch
+ * Copyright (c) 1982, 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * 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.
+ *
+ */
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/device.h>
+#include <scsi/scsi_all.h>
+#include <scsi/scsiconf.h>
+#include <amiga/amiga/custom.h>
+#include <amiga/amiga/device.h>
+#include <amiga/amiga/isr.h>
+#include <amiga/dev/scireg.h>
+#include <amiga/dev/scivar.h>
+#include <amiga/dev/zbusvar.h>
+
+int empscprint __P((void *auxp, char *));
+void empscattach __P((struct device *, struct device *, void *));
+int empscmatch __P((struct device *, struct cfdata *, void *));
+int empsc_intr __P((struct sci_softc *));
+
+struct scsi_adapter empsc_scsiswitch = {
+	sci_scsicmd,
+	sci_minphys,
+	0,			/* no lun support */
+	0,			/* no lun support */
+};
+
+struct scsi_device empsc_scsidev = {
+	NULL,		/* use default error handler */
+	NULL,		/* do not have a start functio */
+	NULL,		/* have no async handler */
+	NULL,		/* Use default done routine */
+};
+
+#define QPRINTF
+
+#ifdef DEBUG
+extern int sci_debug;
+#endif
+
+extern int sci_data_wait;
+
+struct cfattach empsc_ca = {
+	sizeof(struct sci_softc), empscmatch, empscattach
+};
+
+struct cfdriver empsc_cd = {
+	NULL, "empsc", DV_DULL, NULL, 0
+};
+
+/*
+ * if this is an EMPLANT board
+ */
+int
+empscmatch(pdp, match, auxp)
+	struct device *pdp;
+	void *match, *auxp;
+{
+	struct zbus_args *zap;
+
+	zap = auxp;
+
+	/*
+	 * Check manufacturer and product id.
+	 */
+	if (zap->manid == 2171 && ((zap->prodid == 21)||(zap->prodid==32)))
+		return(1);
+	else
+		return(0);
+}
+
+void
+empscattach(pdp, dp, auxp)
+	struct device *pdp, *dp;
+	void *auxp;
+{
+	volatile u_char *rp;
+	struct sci_softc *sc;
+	struct zbus_args *zap;
+
+	printf("\n");
+
+	zap = auxp;
+	
+	sc = (struct sci_softc *)dp;
+	rp = zap->va + 0x5000;
+
+	sc->sci_data = rp;
+	sc->sci_odata = rp;
+	sc->sci_icmd = rp + 0x10;
+	sc->sci_mode = rp + 0x20;
+	sc->sci_tcmd = rp + 0x30;
+	sc->sci_bus_csr = rp + 0x40;
+	sc->sci_sel_enb = rp + 0x40;
+	sc->sci_csr = rp + 0x50;
+	sc->sci_dma_send = rp + 0x50;
+	sc->sci_idata = rp + 0x60;
+	sc->sci_trecv = rp + 0x60;
+	sc->sci_iack = rp + 0x70;
+	sc->sci_irecv = rp + 0x70;
+	sc->sc_isr.isr_intr = empsc_intr;
+	sc->sc_isr.isr_arg = sc;
+	sc->sc_isr.isr_ipl = 2;
+	add_isr(&sc->sc_isr);
+
+	scireset(sc);
+
+	sc->sc_link.adapter_softc = sc;
+	sc->sc_link.adapter_target = 7;
+	sc->sc_link.adapter = &empsc_scsiswitch;
+	sc->sc_link.device = &empsc_scsidev;
+	sc->sc_link.openings = 1;
+	TAILQ_INIT(&sc->sc_xslist);
+
+	/*
+	 * attach all scsi units on us
+	 */
+	config_found(dp, &sc->sc_link, empscprint);
+}
+
+/*
+ * print diag if pnp is NULL else just extra
+ */
+int
+empscprint(auxp, pnp)
+	void *auxp;
+	char *pnp;
+{
+	if (pnp == NULL)
+		return(UNCONF);
+	return(QUIET);
+}
+
+int
+empsc_intr(dev)
+	struct sci_softc *dev;
+{
+	u_char stat;
+
+	if ((*dev->sci_csr & SCI_CSR_INT) == 0)
+		return(0);
+	stat = *dev->sci_iack;
+	/* XXXX is: something is missing here, at least a: */
+	return(1);
+}