369 lines
9.4 KiB
C
369 lines
9.4 KiB
C
/* $NetBSD: dec_1000a.c,v 1.14 2001/06/05 04:53:11 thorpej Exp $ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is based on dec_kn20aa.c, written by Chris G. Demetriou at
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* Carnegie-Mellon University. Platform support for Noritake, Pintake, and
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* Corelle by Ross Harvey with copyright assignment by permission of Avalon
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* Computer Systems, Inc.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center
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*/
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#include "opt_kgdb.h"
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: dec_1000a.c,v 1.14 2001/06/05 04:53:11 thorpej 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/isareg.h>
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#include <dev/isa/isavar.h>
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#include <dev/ic/i8042reg.h>
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#include <dev/ic/pckbcvar.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/apecsreg.h>
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#include <alpha/pci/apecsvar.h>
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#include <alpha/pci/ciareg.h>
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#include <alpha/pci/ciavar.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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#include "pckbd.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_1000a_init __P((void));
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static void dec_1000a_cons_init __P((void));
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static void dec_1000a_device_register __P((struct device *, void *));
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#ifdef KGDB
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#include <machine/db_machdep.h>
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static const char *kgdb_devlist[] = {
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"com",
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NULL,
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};
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#endif /* KGDB */
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static const struct alpha_variation_table dec_1000_variations[] = {
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{ 0, "AlphaServer 1000" },
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{ 0, NULL },
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};
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static const struct alpha_variation_table dec_1000a_variations[] = {
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{ 0, "AlphaServer 1000A" },
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{ 0, NULL },
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};
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void
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_dec_1000a_init()
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{
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u_int64_t variation;
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platform.family = "AlphaServer 1000/1000A";
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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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cputype == ST_DEC_1000 ? dec_1000_variations
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: dec_1000a_variations)) == NULL)
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platform.model = alpha_unknown_sysname();
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}
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switch(PCS_CPU_MAJORTYPE(LOCATE_PCS(hwrpb, 0))) {
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case PCS_PROC_EV4:
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case PCS_PROC_EV45:
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platform.iobus = "apecs";
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break;
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default:
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platform.iobus = "cia";
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break;
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}
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platform.cons_init = dec_1000a_cons_init;
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platform.device_register = dec_1000a_device_register;
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}
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static void
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dec_1000a_cons_init()
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{
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struct ctb *ctb;
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struct cia_config *ccp;
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struct apecs_config *acp;
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extern struct cia_config cia_configuration;
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extern struct apecs_config apecs_configuration;
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bus_space_tag_t iot, memt;
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struct alpha_pci_chipset *pcichipset;
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if(strcmp(platform.iobus, "cia") == 0) {
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ccp = &cia_configuration;
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cia_init(ccp, 0);
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iot = &ccp->cc_iot;
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memt = &ccp->cc_memt;
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pcichipset = &ccp->cc_pc;
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} else {
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acp = &apecs_configuration;
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apecs_init(acp, 0);
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iot = &acp->ac_iot;
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memt = &acp->ac_memt;
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pcichipset = &acp->ac_pc;
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}
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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 CTB_PRINTERPORT:
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/* serial console ... */
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/* XXX */
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{
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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(iot, 0x3f8, comcnrate,
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COM_FREQ,
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(TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8))
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panic("can't init serial console");
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break;
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}
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case CTB_GRAPHICS:
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#if NPCKBD > 0
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/* display console ... */
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/* XXX */
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(void) pckbc_cnattach(iot, IO_KBD, KBCMDP, PCKBC_KBD_SLOT);
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/*
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* AlphaServer 1000s have a firmware bug whereby the
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* built-in ISA VGA is reported incorrectly -- ctb_turboslot
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* is mostly 0.
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*/
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switch (CTB_TURBOSLOT_TYPE(ctb->ctb_turboslot)) {
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case CTB_TURBOSLOT_TYPE_PCI:
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pci_display_console(iot, memt, pcichipset,
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CTB_TURBOSLOT_BUS(ctb->ctb_turboslot),
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CTB_TURBOSLOT_SLOT(ctb->ctb_turboslot), 0);
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break;
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default:
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isa_display_console(iot, memt);
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break;
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}
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#else
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panic("not configured to use display && keyboard console");
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#endif
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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("consinit: unknown console type %ld\n",
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ctb->ctb_term_type);
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}
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#ifdef KGDB
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/* Attach the KGDB device. */
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alpha_kgdb_init(kgdb_devlist, iot);
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#endif /* KGDB */
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}
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static void
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dec_1000a_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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netboot = (strcmp(b->protocol, "BOOTP") == 0) ||
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(strcmp(b->protocol, "MOP") == 0);
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#if 0
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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 0
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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 0
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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_periph->periph_target)
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return;
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/* XXX LUN! */
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switch (b->boot_dev_type) {
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case 0:
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if (strcmp(cd->cd_name, "sd") &&
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strcmp(cd->cd_name, "cd"))
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return;
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break;
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case 1:
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if (strcmp(cd->cd_name, "st"))
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return;
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break;
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default:
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return;
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}
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/* we've found it! */
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booted_device = dev;
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#if 0
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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 0
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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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