145 lines
3.8 KiB
C
145 lines
3.8 KiB
C
/* $FreeBSD$ */
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/*
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* Copyright (c) 2000 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 "opt_ddb.h"
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#include <sys/param.h>
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#include <sys/reboot.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/intr.h>
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#include <sys/termios.h>
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#include <machine/rpb.h>
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#include <machine/cpuconf.h>
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#include <machine/clock.h>
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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#include <alpha/mcbus/mcbusreg.h>
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#include <alpha/mcbus/mcbusvar.h>
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#if 0
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#include <alpha/mcbus/mcpciareg.h>
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#include <alpha/mcbsu/mcpciavar.h>
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#include <alpha/pci/pci_kn300.h>
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#endif
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#include "sio.h"
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#include "sc.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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#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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#if NSC > 0
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extern int siocnattach __P((int, int));
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#endif
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#ifdef DDB
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extern int siogdbattach __P((int, int));
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#endif
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extern int sccnattach __P((void));
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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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}
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extern int comconsole;
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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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#ifdef DDB
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siogdbattach(0x2f8, 57600);
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#endif
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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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comconsole = 0;
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if (siocnattach(0x3f8, comcnrate))
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panic("can't init serial console");
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boothowto |= RB_SERIAL;
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break;
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case 3:
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#if NSC > 0
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sccnattach();
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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 cons type %ld\n", ctb->ctb_term_type);
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}
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}
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