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[src/trunk]: src/sys/dev/cardbus Add a CardBus front-end for the Advansys SCS...
details: https://anonhg.NetBSD.org/src/rev/fd73193d40f6
branches: trunk
changeset: 506917:fd73193d40f6
user: thorpej <thorpej%NetBSD.org@localhost>
date: Thu Mar 08 06:55:38 2001 +0000
description:
Add a CardBus front-end for the Advansys SCSI driver.
Provided by takashi.yamamoto%bigfoot.com@localhost, kern/12341.
diffstat:
sys/dev/cardbus/adv_cardbus.c | 285 ++++++++++++++++++++++++++++++++++++++++++
1 files changed, 285 insertions(+), 0 deletions(-)
diffs (289 lines):
diff -r c9b66be7332e -r fd73193d40f6 sys/dev/cardbus/adv_cardbus.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/cardbus/adv_cardbus.c Thu Mar 08 06:55:38 2001 +0000
@@ -0,0 +1,285 @@
+/* $NetBSD: adv_cardbus.c,v 1.1 2001/03/08 06:55:38 thorpej Exp $ */
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
+ * NASA Ames Research Center.
+ *
+ * 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.
+ */
+
+/*
+ * this file was brought from ahc_cardbus.c and adv_pci.c
+ * and modified by YAMAMOTO Takashi.
+ */
+
+#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 <dev/scsipi/scsi_all.h>
+#include <dev/scsipi/scsipi_all.h>
+#include <dev/scsipi/scsiconf.h>
+
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcidevs.h>
+
+#include <dev/cardbus/cardbusvar.h>
+#include <dev/cardbus/cardbusdevs.h>
+
+#include <dev/ic/advlib.h>
+#include <dev/ic/adv.h>
+
+#define ADV_CARDBUS_IOBA CARDBUS_BASE0_REG
+#define ADV_CARDBUS_MMBA CARDBUS_BASE1_REG
+
+#define DEVNAME(sc) sc->sc_dev.dv_xname
+
+struct adv_cardbus_softc {
+ struct asc_softc sc_adv; /* real ADV */
+
+ /* CardBus-specific goo. */
+ cardbus_devfunc_t sc_ct; /* our CardBus devfuncs */
+ int sc_intrline; /* our interrupt line */
+ cardbustag_t sc_tag;
+
+ int sc_cbenable; /* what CardBus access type to enable */
+ int sc_csr; /* CSR bits */
+ bus_size_t sc_size;
+};
+
+int adv_cardbus_match __P((struct device *, struct cfdata *, void *));
+void adv_cardbus_attach __P((struct device *, struct device *, void *));
+int adv_cardbus_detach __P((struct device *, int));
+
+struct cfattach adv_cardbus_ca = {
+ sizeof(struct asc_softc), adv_cardbus_match, adv_cardbus_attach,
+ adv_cardbus_detach
+};
+
+int
+adv_cardbus_match(parent, match, aux)
+ struct device *parent;
+ struct cfdata *match;
+ void *aux;
+{
+ struct cardbus_attach_args *ca = aux;
+
+ if (CARDBUS_VENDOR(ca->ca_id) == CARDBUS_VENDOR_ADVSYS &&
+ CARDBUS_PRODUCT(ca->ca_id) == CARDBUS_PRODUCT_ADVSYS_ULTRA)
+ return (1);
+
+ return (0);
+}
+
+void
+adv_cardbus_attach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct cardbus_attach_args *ca = aux;
+ struct adv_cardbus_softc *csc = (void *) self;
+ struct asc_softc *sc = &csc->sc_adv;
+ cardbus_devfunc_t ct = ca->ca_ct;
+ cardbus_chipset_tag_t cc = ct->ct_cc;
+ cardbus_function_tag_t cf = ct->ct_cf;
+ bus_space_tag_t iot;
+ bus_space_handle_t ioh;
+ pcireg_t reg;
+ u_int8_t latency = 0x20;
+
+ sc->sc_flags = 0;
+
+ if (PCI_VENDOR(ca->ca_id) == PCI_VENDOR_ADVSYS) {
+ switch (PCI_PRODUCT(ca->ca_id)) {
+ case PCI_PRODUCT_ADVSYS_1200A:
+ printf(": AdvanSys ASC1200A SCSI adapter\n");
+ latency = 0;
+ break;
+
+ case PCI_PRODUCT_ADVSYS_1200B:
+ printf(": AdvanSys ASC1200B SCSI adapter\n");
+ latency = 0;
+ break;
+
+ case PCI_PRODUCT_ADVSYS_ULTRA:
+ switch (PCI_REVISION(ca->ca_class)) {
+ case ASC_PCI_REVISION_3050:
+ printf(": AdvanSys ABP-9xxUA SCSI adapter\n");
+ break;
+
+ case ASC_PCI_REVISION_3150:
+ printf(": AdvanSys ABP-9xxU SCSI adapter\n");
+ break;
+ }
+ break;
+
+ default:
+ printf(": unknown model!\n");
+ return;
+ }
+ }
+
+ csc->sc_ct = ct;
+ csc->sc_tag = ca->ca_tag;
+ csc->sc_intrline = ca->ca_intrline;
+ csc->sc_cbenable = 0;
+
+ /*
+ * Map the device.
+ */
+ csc->sc_csr = PCI_COMMAND_MASTER_ENABLE;
+
+#if 0
+ if (Cardbus_mapreg_map(csc->sc_ct, ADV_CARDBUS_MMBA,
+ PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
+ &iot, &ioh, NULL, &csc->sc_size) == 0) {
+ printf("%s: mem enabled\n", DEVNAME(sc));
+ csc->sc_cbenable = CARDBUS_MEM_ENABLE;
+ csc->sc_csr |= PCI_COMMAND_MEM_ENABLE;
+ } else
+#endif
+ if (Cardbus_mapreg_map(csc->sc_ct, ADV_CARDBUS_IOBA,
+ PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, &csc->sc_size) == 0) {
+ printf("%s: io enabled\n", DEVNAME(sc));
+ csc->sc_cbenable = CARDBUS_IO_ENABLE;
+ csc->sc_csr |= PCI_COMMAND_IO_ENABLE;
+ } else {
+ printf("%s: unable to map device registers\n",
+ DEVNAME(sc));
+ return;
+ }
+
+ /* Make sure the right access type is on the CardBus bridge. */
+ (*ct->ct_cf->cardbus_ctrl)(cc, csc->sc_cbenable);
+ (*ct->ct_cf->cardbus_ctrl)(cc, CARDBUS_BM_ENABLE);
+
+ /* Enable the appropriate bits in the PCI CSR. */
+ reg = cardbus_conf_read(cc, cf, ca->ca_tag, PCI_COMMAND_STATUS_REG);
+ reg &= ~(PCI_COMMAND_IO_ENABLE|PCI_COMMAND_MEM_ENABLE);
+ reg |= csc->sc_csr;
+ cardbus_conf_write(cc, cf, ca->ca_tag, PCI_COMMAND_STATUS_REG, reg);
+
+ /*
+ * Make sure the latency timer is set to some reasonable
+ * value.
+ */
+ reg = cardbus_conf_read(cc, cf, ca->ca_tag, PCI_BHLC_REG);
+ if (PCI_LATTIMER(reg) < latency) {
+ reg &= ~(PCI_LATTIMER_MASK << PCI_LATTIMER_SHIFT);
+ reg |= (latency << PCI_LATTIMER_SHIFT);
+ cardbus_conf_write(cc, cf, ca->ca_tag, PCI_BHLC_REG, reg);
+ }
+
+ ASC_SET_CHIP_CONTROL(iot, ioh, ASC_CC_HALT);
+ ASC_SET_CHIP_STATUS(iot, ioh, 0);
+
+ sc->sc_iot = iot;
+ sc->sc_ioh = ioh;
+ sc->sc_dmat = ca->ca_dmat;
+ sc->pci_device_id = ca->ca_id;
+ sc->bus_type = ASC_IS_PCI;
+ sc->chip_version = ASC_GET_CHIP_VER_NO(iot, ioh);
+#if 0
+ printf("%s: chip_sign_byte=%x\n", DEVNAME(sc), (uint)ASC_GET_CHIP_SIGNATURE_BYTE(iot, ioh));
+ printf("%s: chip_sign_word=%x\n", DEVNAME(sc), (uint)ASC_GET_CHIP_SIGNATURE_WORD(iot, ioh));
+ printf("%s: chip ver=%x\n", DEVNAME(sc), sc->chip_version);
+#endif
+ /*
+ * Initalize the board
+ */
+ if (adv_init(sc)) {
+ printf("adv_init failed\n");
+ return;
+ }
+
+ /*
+ * Establish the interrupt.
+ */
+ sc->sc_ih = cardbus_intr_establish(cc, cf, ca->ca_intrline, IPL_BIO,
+ adv_intr, sc);
+ if (sc->sc_ih == NULL) {
+ printf("%s: unable to establish interrupt at %d\n",
+ DEVNAME(sc), ca->ca_intrline);
+ return;
+ }
+ printf("%s: interrupting at %d\n", DEVNAME(sc), ca->ca_intrline);
+
+ /*
+ * Attach.
+ */
+ adv_attach(sc);
+}
+
+int
+adv_cardbus_detach(self, flags)
+ struct device *self;
+ int flags;
+{
+ struct adv_cardbus_softc *csc = (void*)self;
+ struct asc_softc *sc = &csc->sc_adv;
+
+ int rv;
+
+ rv = adv_detach(sc, flags);
+ if (rv)
+ return rv;
+
+ if (sc->sc_ih) {
+ cardbus_intr_disestablish(csc->sc_ct->ct_cc,
+ csc->sc_ct->ct_cf, sc->sc_ih);
+ sc->sc_ih = 0;
+ }
+
+ if (csc->sc_cbenable) {
+#if 0
+ if (csc->sc_cbenable == CARDBUS_MEM_ENABLE) {
+ Cardbus_mapreg_unmap(csc->sc_ct, ADV_CARDBUS_MMBA,
+ sc->sc_iot, sc->sc_ioh, csc->sc_size);
+ } else {
+#endif
+ Cardbus_mapreg_unmap(csc->sc_ct, ADV_CARDBUS_IOBA,
+ sc->sc_iot, sc->sc_ioh, csc->sc_size);
+#if 0
+ }
+#endif
+ csc->sc_cbenable = 0;
+ }
+
+ return 0;
+}
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