Add support for the AHA-1640 SCSI adapter.
The changes to sys/dev/aha/aha.c that allow these cards to function properly will be here in a day or 2.
This commit is contained in:
Matthew N. Dodd
parent
ad9687aff3
commit
288778409b
@ -89,6 +89,7 @@ dev/advansys/adwlib.c optional adw
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dev/advansys/adwmcode.c optional adw
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dev/aha/aha.c optional aha
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dev/aha/aha_isa.c optional aha isa
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dev/aha/aha_mca.c optional aha mca
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dev/aic7xxx/aic7xxx.c optional ahc \
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dependency "aic7xxx_{reg,seq}.h"
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dev/aic7xxx/93cx6.c optional ahc
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247
sys/dev/aha/aha_mca.c
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247
sys/dev/aha/aha_mca.c
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@ -0,0 +1,247 @@
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/*-
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* Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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* Based on aha_isa.c
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*/
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <i386/isa/isa_dma.h>
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#include <dev/mca/mca_busreg.h>
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#include <dev/mca/mca_busvar.h>
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#include <dev/aha/ahareg.h>
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static struct mca_ident aha_mca_devs[] = {
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{ 0x0f1f, "Adaptec AHA-1640 SCSI Adapter" },
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{ 0, NULL },
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};
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#define AHA_MCA_IOPORT_POS MCA_ADP_POS(MCA_POS1)
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# define AHA_MCA_IOPORT_MASK1 0x07
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# define AHA_MCA_IOPORT_MASK2 0xc0
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# define AHA_MCA_IOPORT_SIZE 0x03
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# define AHA_MCA_IOPORT(pos) (0x30 + \
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(((u_int32_t)pos & \
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AHA_MCA_IOPORT_MASK1) << 8) + \
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(((u_int32_t)pos & \
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AHA_MCA_IOPORT_MASK2) >> 4))
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#define AHA_MCA_DRQ_POS MCA_ADP_POS(MCA_POS3)
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# define AHA_MCA_DRQ_MASK 0x0f
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# define AHA_MCA_DRQ(pos) (pos & AHA_MCA_DRQ_MASK)
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#define AHA_MCA_IRQ_POS MCA_ADP_POS(MCA_POS2)
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# define AHA_MCA_IRQ_MASK 0x07
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# define AHA_MCA_IRQ(pos) ((pos & AHA_MCA_IRQ_MASK) + 8)
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/*
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* Not needed as the board knows its config
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* internally and the ID will be fetched
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* via AOP_INQUIRE_SETUP_INFO command.
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*/
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#define AHA_MCA_SCSIID_POS MCA_ADP_POS(MCA_POS2)
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#define AHA_MCA_SCSIID_MASK 0xe0
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#define AHA_MCA_SCSIID(pos) ((pos & AHA_MCA_SCSIID_MASK) >> 5)
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static int
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aha_mca_probe (device_t dev)
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{
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const char * desc;
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mca_id_t id = mca_get_id(dev);
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u_int32_t iobase = 0;
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u_int32_t iosize = 0;
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u_int8_t drq = 0;
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u_int8_t irq = 0;
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u_int8_t pos;
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desc = mca_match_id(id, aha_mca_devs);
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if (!desc)
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return (ENXIO);
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device_set_desc(dev, desc);
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pos = mca_pos_read(dev, AHA_MCA_IOPORT_POS);
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iobase = AHA_MCA_IOPORT(pos);
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iosize = AHA_MCA_IOPORT_SIZE;
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pos = mca_pos_read(dev, AHA_MCA_DRQ_POS);
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drq = AHA_MCA_DRQ(pos);
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pos = mca_pos_read(dev, AHA_MCA_IRQ_POS);
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irq = AHA_MCA_IRQ(pos);
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mca_add_iospace(dev, iobase, iosize);
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mca_add_drq(dev, drq);
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mca_add_irq(dev, irq);
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/* We're going to attempt to probe it now, so mark it probed */
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aha_mark_probed_iop(iobase);
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aha_unit++;
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return (0);
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}
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static int
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aha_mca_attach (device_t dev)
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{
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struct aha_softc * sc = NULL;
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struct resource * io = NULL;
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struct resource * irq = NULL;
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struct resource * drq = NULL;
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int error = 0;
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int unit = device_get_unit(dev);
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int rid;
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void * ih;
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rid = 0;
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io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
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0, ~0, 1, RF_ACTIVE);
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if (!io) {
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device_printf(dev, "No I/O space?!\n");
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error = ENOMEM;
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goto bad;
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}
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rid = 0;
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irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
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0, ~0, 1, RF_ACTIVE);
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if (irq == NULL) {
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device_printf(dev, "No IRQ?!\n");
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error = ENOMEM;
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goto bad;
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}
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rid = 0;
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drq = bus_alloc_resource(dev, SYS_RES_DRQ, &rid,
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0, ~0, 1, RF_ACTIVE);
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if (drq == NULL) {
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device_printf(dev, "No DRQ?!\n");
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error = ENOMEM;
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goto bad;
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}
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sc = aha_alloc(unit, rman_get_bustag(io), rman_get_bushandle(io));
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if (sc == NULL) {
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device_printf(dev, "aha_alloc() failed!\n");
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error = ENOMEM;
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goto bad;
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}
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error = aha_probe(sc);
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if (error) {
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device_printf(dev, "aha_probe() failed!\n");
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goto bad;
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}
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error = aha_fetch_adapter_info(sc);
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if (error) {
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device_printf(dev, "aha_fetch_adapter_info() failed!\n");
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goto bad;
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}
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isa_dmacascade(rman_get_start(drq));
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error = bus_dma_tag_create(/* parent */ NULL,
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/* alignemnt */ 1,
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/* boundary */ 0,
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BUS_SPACE_MAXADDR_24BIT,
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/* highaddr */ BUS_SPACE_MAXADDR,
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NULL,
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NULL,
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/* maxsize */ BUS_SPACE_MAXSIZE_24BIT,
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/* nsegments */ BUS_SPACE_UNRESTRICTED,
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/* maxsegsz */ BUS_SPACE_MAXSIZE_24BIT,
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/* flags */ 0,
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&sc->parent_dmat);
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if (error) {
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device_printf(dev, "bus_dma_tag_create() failed!\n");
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goto bad;
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}
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error = aha_init(sc);
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if (error) {
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device_printf(dev, "aha_init() failed\n");
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goto bad;
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}
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error = aha_attach(sc);
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if (error) {
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device_printf(dev, "aha_attach() failed\n");
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goto bad;
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}
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error = bus_setup_intr(dev, irq, INTR_TYPE_CAM, aha_intr, sc, &ih);
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if (error) {
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device_printf(dev, "Unable to register interrupt handler\n");
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goto bad;
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}
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return (0);
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bad:
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aha_free(sc);
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if (io)
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bus_release_resource(dev, SYS_RES_IOPORT, 0, io);
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if (irq)
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bus_release_resource(dev, SYS_RES_IRQ, 0, irq);
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if (drq)
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bus_release_resource(dev, SYS_RES_DRQ, 0, drq);
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return (error);
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}
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static device_method_t aha_mca_methods[] = {
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DEVMETHOD(device_probe, aha_mca_probe),
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DEVMETHOD(device_attach, aha_mca_attach),
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{ 0, 0 }
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};
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static driver_t aha_mca_driver = {
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"aha",
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aha_mca_methods,
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1,
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/*
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sizeof(struct aha_softc *),
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*/
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};
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static devclass_t aha_devclass;
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DRIVER_MODULE(aha, mca, aha_mca_driver, aha_devclass, 0, 0);
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