Add adw device driver, from NetBSD.

2 files changed, 202 insertions, 1 deletions

diff --git a/sys/dev/pci/adw_pci.c b/sys/dev/pci/adw_pci.c
new file mode 100644
index 00000000000..f4b17475da7
--- /dev/null
+++ b/sys/dev/pci/adw_pci.c
@@ -0,0 +1,194 @@
+/*	$OpenBSD: adw_pci.c,v 1.1 1998/11/17 06:11:05 downsj Exp $	*/
+/* $NetBSD: adw_pci.c,v 1.2 1998/09/26 19:53:34 dante Exp $	 */
+
+/*
+ * Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved.
+ *
+ * Author: Baldassare Dante Profeta <dante@mclink.it>
+ *
+ * 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.
+ */
+/*
+ * Device probe and attach routines for the following
+ * Advanced Systems Inc. SCSI controllers:
+ *
+ *   Single Channel Products:
+ *      ABP940UW - Bus-Master PCI Ultra-Wide (240 CDB)
+ */
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/malloc.h>
+#include <sys/kernel.h>
+#include <sys/queue.h>
+#include <sys/device.h>
+
+#include <machine/bus.h>
+#include <machine/intr.h>
+
+#include <scsi/scsi_all.h>
+#include <scsi/scsiconf.h>
+
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcidevs.h>
+
+#include <dev/ic/adwlib.h>
+#include <dev/ic/adw.h>
+
+/******************************************************************************/
+
+#define PCI_CBIO        0x10
+
+/******************************************************************************/
+
+int adw_pci_match __P((struct device *, void *, void *));
+void adw_pci_attach __P((struct device *, struct device *, void *));
+
+struct cfattach adw_pci_ca =
+{
+	sizeof(ADW_SOFTC), adw_pci_match, adw_pci_attach
+};
+
+/******************************************************************************/
+/*
+ * Check the slots looking for a board we recognise
+ * If we find one, note it's address (slot) and call
+ * the actual probe routine to check it out.
+ */
+int
+adw_pci_match(parent, match, aux)
+	struct device  *parent;
+	void *match, *aux;
+{
+	struct pci_attach_args *pa = aux;
+
+	if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS)
+		switch (PCI_PRODUCT(pa->pa_id)) {
+		case PCI_PRODUCT_ADVSYS_WIDE:
+			return (1);
+		}
+
+	return 0;
+}
+
+
+void
+adw_pci_attach(parent, self, aux)
+	struct device  *parent, *self;
+	void           *aux;
+{
+	struct pci_attach_args *pa = aux;
+	ADW_SOFTC      *sc = (void *) self;
+	bus_space_handle_t ioh;
+	bus_addr_t adwbase;
+	bus_size_t adwsize;
+	pci_intr_handle_t ih;
+	pci_chipset_tag_t pc = pa->pa_pc;
+	u_int32_t       command;
+	const char     *intrstr;
+	int retval;
+
+
+	sc->sc_flags = 0x0;
+
+	/*
+	 * Latency timer settings.
+	 */
+	{
+		u_int32_t       bhlcr;
+
+		bhlcr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_BHLC_REG);
+
+		if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_WIDE) &&
+		    (PCI_LATTIMER(bhlcr) < 0x20)) {
+			bhlcr &= 0xFFFF00FFUL;
+			bhlcr |= 0x00002000UL;
+			pci_conf_write(pa->pa_pc, pa->pa_tag,
+				       PCI_BHLC_REG, bhlcr);
+		}
+	}
+
+
+	if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_WIDE) &&
+	    (command & PCI_COMMAND_PARITY_ENABLE) == 0) {
+		sc->cfg.control_flag |= CONTROL_FLAG_IGNORE_PERR;
+	}
+	/*
+	 * Map Device Registers for I/O
+	 */
+	retval = pci_io_find(pc, pa->pa_tag, PCI_CBIO, &adwbase, &adwsize);
+	if (retval == 0)
+		retval = bus_space_map(pa->pa_iot, adwbase, adwsize, 0, &ioh);
+	if (retval) {
+		printf("\n%s: unable to map device registers\n",
+		       sc->sc_dev.dv_xname);
+		return;
+	}
+	sc->sc_iot = pa->pa_iot;
+	sc->sc_ioh = ioh;
+	sc->sc_dmat = pa->pa_dmat;
+
+	/*
+	 * Initialize the board
+	 */
+	if (adw_init(sc))
+		panic("adw_pci_attach: adw_init failed");
+
+	/*
+	 * Map Interrupt line
+	 */
+	if (pci_intr_map(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(pc, ih);
+
+	/*
+	 * Establish Interrupt handler
+	 */
+	sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adw_intr, sc,
+				       sc->sc_dev.dv_xname);
+	if (sc->sc_ih == NULL) {
+		printf("%s: couldn't establish interrupt", sc->sc_dev.dv_xname);
+		if (intrstr != NULL)
+			printf(" at %s", intrstr);
+		printf("\n");
+		return;
+	}
+	printf(": %s\n", intrstr);
+
+	/*
+	 * Attach all the sub-devices we can find
+	 */
+	adw_attach(sc);
+}
+/******************************************************************************/
diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci
index 5279c91d7fc..5d3fdd0ad96 100644
--- a/sys/dev/pci/files.pci
+++ b/sys/dev/pci/files.pci
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.pci,v 1.29 1998/11/11 20:51:39 jason Exp $
+#	$OpenBSD: files.pci,v 1.30 1998/11/17 06:11:06 downsj Exp $
 #	$NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $
 #
 # Config.new file and device description for machine-independent PCI code.
@@ -31,6 +31,13 @@ file	dev/pci/adv_pci.c		adv_pci
 file	dev/ic/advlib.c			adv_pci
 file	dev/ic/advmcode.c		adv_pci
 
+# AdvanSys ULTRA WIDE SCSI controllers
+# device declaration in sys/conf/files
+attach	adw at pci with adw_pci
+file	dev/pci/adw_pci.c		adw_pci
+file	dev/ic/adwlib.c			adw_pci
+file	dev/ic/adwmcode.c		adw_pci
+
 # BusLogic BT-9xx PCI family
 # device declaration in sys/dev/isa/files.isa
 attach	bha at pci with bha_pci