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875e2e9ca9
Without this option it is not possible to omit the driver from the configuration file and successfully build a kernel. This option is specific to alpha.
131 lines
3.4 KiB
C
131 lines
3.4 KiB
C
/*-
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* Copyright (c) 2000 Andrew Gallatin
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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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_ddb.h"
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#include "opt_dev_sc.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 <sys/termios.h>
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#include <machine/clock.h>
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#include <machine/cpuconf.h>
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#include <machine/intr.h>
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#include <machine/md_var.h>
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#include <machine/rpb.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/irongatereg.h>
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#include <alpha/pci/irongatevar.h>
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#ifndef NO_SIO
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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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extern int comconsole;
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extern int siocnattach(int, int);
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extern int siogdbattach(int, int);
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#endif
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extern int sccnattach(void);
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void api_up1000_init(void);
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static void api_up1000_cons_init(void);
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void
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api_up1000_init()
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{
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platform.family = "UP1000";
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if ((platform.model = alpha_dsr_sysname()) == NULL) {
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/* XXX Don't know the system variations, yet. */
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platform.model = alpha_unknown_sysname();
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}
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platform.iobus = "irongate";
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platform.cons_init = api_up1000_cons_init;
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}
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static void
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api_up1000_cons_init()
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{
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struct ctb *ctb;
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irongate_init();
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#ifndef NO_SIO
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#ifdef DDB
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siogdbattach(0x2f8, 57600);
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#endif
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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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#ifndef NO_SIO
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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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#endif
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break;
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case 3:
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/* display console ... */
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/* XXX */
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#ifdef DEV_SC
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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 console type %ld\n",
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ctb->ctb_term_type);
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}
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}
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