add Alpha 4100 support
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mjacob
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6ad4ba8370
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cddc0bf326
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/* $NetBSD: dec_kn300.c,v 1.1 1998/04/15 00:53:53 mjacob Exp $ */
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/*
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* Copyright (c) 1998 by Matthew Jacob
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* NASA AMES Research Center.
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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 immediately at the beginning of the file, without modification,
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* 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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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 FOR
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* 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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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: dec_kn300.c,v 1.1 1998/04/15 00:53:53 mjacob Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/termios.h>
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#include <dev/cons.h>
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#include <machine/rpb.h>
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#include <machine/autoconf.h>
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#include <machine/conf.h>
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#include <machine/bus.h>
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#include <dev/ic/comreg.h>
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#include <dev/ic/comvar.h>
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#include <dev/isa/isavar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <alpha/pci/mcpciareg.h>
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#include <alpha/pci/mcpciavar.h>
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#include <dev/scsipi/scsi_all.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsiconf.h>
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#ifndef CONSPEED
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#define CONSPEED TTYDEF_SPEED
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#endif
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static int comcnrate = CONSPEED;
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void dec_kn300_init __P((void));
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void dec_kn300_cons_init __P((void));
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static void dec_kn300_device_register __P((struct device *, void *));
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#define ALPHASERVER_4100 "AlphaServer 4100"
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const struct alpha_variation_table dec_kn300_variations[] = {
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{ 0, ALPHASERVER_4100 },
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{ 0, NULL },
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};
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void
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dec_kn300_init()
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{
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u_int64_t variation;
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platform.family = ALPHASERVER_4100;
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if ((platform.model = alpha_dsr_sysname()) == NULL) {
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variation = hwrpb->rpb_variation & SV_ST_MASK;
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if ((platform.model = alpha_variation_name(variation,
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dec_kn300_variations)) == NULL)
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platform.model = alpha_unknown_sysname();
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}
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platform.iobus = "mcbus";
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platform.cons_init = NULL;
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platform.device_register = dec_kn300_device_register;
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}
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/*
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* Yes, I know this should be done as part of cons_init, but this
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* is broken in that I can't do this until I do a more or less
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* complete configure.
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*/
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void
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dec_kn300_cons_init()
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{
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struct ctb *ctb;
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ctb = (struct ctb *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off);
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switch (ctb->ctb_term_type) {
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case 2:
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/* serial console ... */
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/*
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* Delay to allow PROM putchars to complete.
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* FIFO depth * character time,
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* character time = (1000000 / (defaultrate / 10))
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*/
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DELAY(160000000 / comcnrate);
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if (comcnattach(&mcpcia_eisaccp->cc_iot, 0x3f8, comcnrate,
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COM_FREQ, (TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8)) {
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panic("can't init serial console");
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}
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break;
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case 3:
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printf("I don't know how to do display consoles yet\n");
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break;
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default:
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printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type);
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printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot);
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panic("dec_kn300_cons_init: unknown console type %d\n",
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ctb->ctb_term_type);
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}
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}
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/* #define BDEBUG 1 */
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static void
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dec_kn300_device_register(dev, aux)
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struct device *dev;
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void *aux;
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{
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static int found, initted, scsiboot, netboot;
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static struct device *pcidev, *scsidev;
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struct bootdev_data *b = bootdev_data;
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struct device *parent = dev->dv_parent;
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struct cfdata *cf = dev->dv_cfdata;
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struct cfdriver *cd = cf->cf_driver;
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if (found)
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return;
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if (!initted) {
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scsiboot = (strcmp(b->protocol, "scsi") == 0) ||
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(strcmp(b->protocol, "SCSI") == 0);
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netboot = (strcmp(b->protocol, "bootp") == 0) ||
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(strcmp(b->protocol, "mop") == 0);
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#if BDEBUG
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printf("proto:%s bus:%d slot:%d chan:%d", b->protocol,
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b->bus, b->slot, b->channel);
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if (b->remote_address)
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printf(" remote_addr:%s", b->remote_address);
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printf(" un:%d bdt:%d", b->unit, b->boot_dev_type);
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if (b->ctrl_dev_type)
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printf(" cdt:%s\n", b->ctrl_dev_type);
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else
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printf("\n");
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printf("scsiboot = %d, netboot = %d\n", scsiboot, netboot);
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#endif
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initted = 1;
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}
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if (pcidev == NULL) {
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if (strcmp(cd->cd_name, "pci"))
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return;
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else {
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struct pcibus_attach_args *pba = aux;
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if ((b->slot / 1000) != pba->pba_bus)
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return;
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pcidev = dev;
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#if BDEBUG
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printf("\npcidev = %s\n", pcidev->dv_xname);
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#endif
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return;
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}
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}
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if (scsiboot && (scsidev == NULL)) {
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if (parent != pcidev)
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return;
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else {
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struct pci_attach_args *pa = aux;
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if ((b->slot % 1000) != pa->pa_device)
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return;
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/* XXX function? */
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scsidev = dev;
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#if BDEBUG
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printf("\nscsidev = %s\n", scsidev->dv_xname);
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#endif
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return;
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}
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}
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if (scsiboot &&
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(!strcmp(cd->cd_name, "sd") ||
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!strcmp(cd->cd_name, "st") ||
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!strcmp(cd->cd_name, "cd"))) {
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struct scsipibus_attach_args *sa = aux;
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if (parent->dv_parent != scsidev)
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return;
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if (b->unit / 100 != sa->sa_sc_link->scsipi_scsi.target)
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return;
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/* XXX LUN! */
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/*
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* the value in boot_dev_type is some wierd number
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* XXX: Only support SD booting for now.
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*/
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if (strcmp(cd->cd_name, "sd") &&
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strcmp(cd->cd_name, "cd") &&
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strcmp(cd->cd_name, "st"))
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return;
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/* we've found it! */
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booted_device = dev;
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#if BDEBUG
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printf("\nbooted_device = %s\n", booted_device->dv_xname);
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#endif
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found = 1;
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}
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if (netboot) {
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if (parent != pcidev)
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return;
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else {
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struct pci_attach_args *pa = aux;
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if ((b->slot % 1000) != pa->pa_device)
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return;
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/* XXX function? */
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booted_device = dev;
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#if BDEBUG
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printf("\nbooted_device = %s\n", booted_device->dv_xname);
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#endif
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found = 1;
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return;
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}
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}
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}
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