Initial commit for OpenBSD/luna88k, based on OpenBSD/mvme88k, NetBSD/luna68k and CMU Mach.

1 files changed, 111 insertions, 0 deletions

diff --git a/sys/arch/luna88k/dev/spc.c b/sys/arch/luna88k/dev/spc.c
new file mode 100644
index 00000000000..bbf1044de9d
--- /dev/null
+++ b/sys/arch/luna88k/dev/spc.c
@@ -0,0 +1,111 @@
+/* $OpenBSD: spc.c,v 1.1 2004/04/21 15:23:55 aoyama Exp $ */
+/* $NetBSD: spc.c,v 1.4 2003/07/05 19:00:17 tsutsui Exp $ */
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Tohru Nishimura.
+ *
+ * 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 NetBSD
+ *	Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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/device.h>
+
+#include <machine/bus.h>
+#include <machine/cpu.h>
+#include <machine/autoconf.h>
+
+#include <scsi/scsi_all.h>
+#include <scsi/scsi_message.h>
+#include <scsi/scsiconf.h>
+
+#include <luna88k/dev/mb89352reg.h>
+#include <luna88k/dev/mb89352var.h>
+
+#include <luna88k/luna88k/isr.h>
+
+int  spc_mainbus_match(struct device *, void *, void *);
+void spc_mainbus_attach(struct device *, struct device *, void *);
+
+struct cfattach spc_ca = {
+	sizeof(struct spc_softc), spc_mainbus_match, spc_mainbus_attach
+};
+
+struct cfdriver spc_cd = {
+	NULL, "spc", DV_DULL
+};
+
+struct scsi_adapter spc_switch = {
+	spc_scsi_cmd,
+        spc_minphys,		/* no max at this level; handled by DMA code */
+	NULL,
+	NULL,
+};
+
+int
+spc_mainbus_match(parent, cf, aux)
+	struct device *parent;
+	void *cf, *aux;
+{
+	struct mainbus_attach_args *ma = aux;
+
+	if (strcmp(ma->ma_name, spc_cd.cd_name))
+		return 0;
+#if 0
+	if (badaddr((caddr_t)ma->ma_addr, 4)) 
+		return 0;
+	/* Experiments proved 2nd SPC address does NOT make a buserror. */
+#endif
+	return 1;
+}
+
+void
+spc_mainbus_attach(parent, self, aux)
+	struct device *parent, *self;
+	void *aux;
+{
+	struct spc_softc *sc = (void *)self;
+	struct mainbus_attach_args *ma = aux;
+
+	printf ("\n");
+
+	sc->sc_iot = LUNA88K_BUS_SPACE_MEM;
+	sc->sc_ioh = ma->ma_addr;
+	sc->sc_initiator = 7;
+	sc->sc_dma_start = NULL;
+	sc->sc_dma_done = NULL;
+
+	isrlink_autovec(spc_intr, (void *)sc, ma->ma_ilvl, ISRPRI_BIO);
+
+	spc_attach(sc, &spc_switch);
+}