Add support for Initio INI-91xx SCSI Cards

2 files changed, 143 insertions, 1 deletions

diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci
index ea40d9b9230..7b630a71b71 100644
--- a/sys/dev/pci/files.pci
+++ b/sys/dev/pci/files.pci
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.pci,v 1.90 2001/01/13 19:53:50 aaron Exp $
+#	$OpenBSD: files.pci,v 1.91 2001/01/23 04:19:42 krw Exp $
 #	$NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $
 #
 # Config file and device description for machine-independent PCI code.
@@ -321,3 +321,7 @@ file	dev/pci/if_an_pci.c		an_pci
 device	cmpci: audio, auconv, mulaw
 attach	cmpci at pci
 file	dev/pci/cmpci.c			cmpci
+
+# Initio ULTRA WIDE/ULTRA2 WIDE SCSI Controllers
+attach	iha at pci with iha_pci
+file	dev/pci/iha_pci.c		iha_pci
diff --git a/sys/dev/pci/iha_pci.c b/sys/dev/pci/iha_pci.c
new file mode 100644
index 00000000000..98365e6d306
--- /dev/null
+++ b/sys/dev/pci/iha_pci.c
@@ -0,0 +1,138 @@
+/*	$OpenBSD: iha_pci.c,v 1.1 2001/01/23 04:19:42 krw Exp $ */
+/*
+ * Initio INI-9xxxU/UW SCSI Device Driver
+ *
+ * Copyright (c) 2000 Ken Westerback
+ * 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,
+ *    without modification, immediately at the beginning of the file.
+ * 2. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR OR HIS RELATIVES 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 MIND, 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.
+ *
+ *-------------------------------------------------------------------------
+ *
+ * Ported from i91u.c, provided by Initio Corporation, which credits:
+ *
+ * Device driver for the INI-9XXXU/UW or INIC-940/950  PCI SCSI Controller.
+ *
+ * FreeBSD
+ *
+ *  Written for 386bsd and FreeBSD by
+ *	Winston Hung		<winstonh@initio.com>
+ *
+ * Copyright (c) 1997-99 Initio Corp.  All rights reserved.
+ *
+ *-------------------------------------------------------------------------
+ */
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <dev/pci/pcidevs.h>
+#include <dev/pci/pcivar.h>
+
+#include <scsi/scsi_all.h>
+#include <scsi/scsiconf.h>
+
+#include <dev/ic/iha.h>
+
+static int  iha_pci_probe  __P((struct device *, void *, void *));
+static void iha_pci_attach __P((struct device *, struct device *, void *));
+
+struct cfattach iha_pci_ca = {
+	sizeof(struct iha_softc), iha_pci_probe, iha_pci_attach
+};
+
+static int
+iha_pci_probe(parent, match, aux)
+	struct device *parent;
+	void *match;
+	void *aux;
+{
+	struct pci_attach_args *pa = aux;
+
+	if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INITIO)
+		switch (PCI_PRODUCT(pa->pa_id)) {
+		case PCI_PRODUCT_INITIO_INIC950:
+			return (1);
+	}
+
+	return (0);
+}
+
+static void
+iha_pci_attach(parent, self, aux)
+	struct device *parent;
+	struct device *self;
+	void *aux;
+{
+	struct pci_attach_args *pa = aux;
+	bus_space_handle_t ioh;
+	pci_intr_handle_t ih;
+	struct iha_softc *sc = (void *)self;
+	bus_space_tag_t iot;
+	const char *intrstr;
+	pcireg_t command;
+	int ioh_valid;
+				
+	command  = pci_conf_read(pa->pa_pc,pa->pa_tag,PCI_COMMAND_STATUS_REG);
+	command |= PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_PARITY_ENABLE;
+
+	pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command);
+
+	/*
+	 * XXX - Tried memory mapping (using code from adw and ahc)
+	 *	 rather that IO mapping, but it didn't work at all..
+	 */
+	ioh_valid = pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0,
+	    &iot, &ioh, NULL, NULL);
+
+	if (ioh_valid != 0) {
+		printf("%s: unable to map registers\n", sc->sc_dev.dv_xname);
+		return;
+	}
+
+	sc->sc_iot  = iot;
+	sc->sc_ioh  = ioh;
+	sc->sc_dmat = pa->pa_dmat;
+	
+	if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin,
+			 pa->pa_intrline, &ih)) {
+		printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
+		return;
+	}
+	intrstr = pci_intr_string(pa->pa_pc, ih);
+
+	sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, iha_intr, sc,
+				       sc->sc_dev.dv_xname);
+
+	if (sc->sc_ih == NULL) {
+		printf(": couldn't establish interrupt");
+		if (intrstr != NULL)
+			printf(" at %s", intrstr);
+		printf("\n");
+	} else {
+		if (intrstr != NULL)
+			printf(": %s\n", intrstr);
+
+		if (iha_init_tulip(sc) == 0)
+			config_found(&sc->sc_dev, &sc->sc_link, scsiprint);
+	}
+}