128 lines
3.0 KiB
C
128 lines
3.0 KiB
C
/* $NetBSD: dc_ds.c,v 1.3 1996/10/13 03:39:30 christos Exp $ */
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/*
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* Copyright 1996 The Board of Trustees of The Leland Stanford
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* Junior University. All Rights Reserved.
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*
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* Permission to use, copy, modify, and distribute this
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* software and its documentation for any purpose and without
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* fee is hereby granted, provided that the above copyright
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* notice appear in all copies. Stanford University
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* makes no representations about the suitability of this
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* software for any purpose. It is provided "as is" without
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* express or implied warranty.
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*
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* this driver contributed by Jonathan Stone
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/types.h>
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#include <sys/device.h>
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#include <sys/tty.h>
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#include <machine/autoconf.h>
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#include <machine/dc7085cons.h> /* XXX */
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#include <pmax/dev/dcvar.h>
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#include <pmax/dev/dc_ds_cons.h>
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#include <pmax/pmax/kn01.h>
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extern struct cfdriver mainbus_cd; /* XXX */
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/*
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* Autoconfig definition of driver front-end
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*/
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int dc_ds_match __P((struct device * parent, void *cfdata, void *aux));
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void dc_ds_attach __P((struct device *parent, struct device *self, void *aux));
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struct cfattach dc_ds_ca = {
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sizeof(struct dc_softc), dc_ds_match, dc_ds_attach
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};
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/*
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* Initialize a line for (polled) console I/O
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*/
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int
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dc_ds_consinit(dev)
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dev_t dev;
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{
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#if defined(DEBUG) || 1 /* XXX untested */
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printf("dc_ds(%d,%d): serial console at 0x%x\n",
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minor(dev) >> 2, minor(dev) & 03,
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MACH_PHYS_TO_UNCACHED(KN01_SYS_DZ));
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DELAY(100000);
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#endif
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dc_consinit(dev, (void *)MACH_PHYS_TO_UNCACHED(KN01_SYS_DZ));
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return (1);
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}
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/*
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* Match driver on decstation (2100,3100,5100) based on name
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*/
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int
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dc_ds_match(parent, match, aux)
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struct device *parent;
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void *match;
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void *aux;
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{
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struct confargs *ca = aux;
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if (strcmp(ca->ca_name, "dc") != 0 &&
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strcmp(ca->ca_name, "mdc") != 0 &&
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strcmp(ca->ca_name, "dc7085") != 0)
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return (0);
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if (badaddr((caddr_t)ca->ca_addr, 2))
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return (0);
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return (1);
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}
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void
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dc_ds_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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register struct confargs *ca = aux;
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#if NTC > 0
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struct ioasicdev_attach_args *d = aux;
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#endif /* NTC */
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caddr_t dcaddr;
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struct dc_softc *sc = (void*) self;
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#if NTC > 0
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if (parent->dv_cfdata->cf_driver == &ioasic_cd) {
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dcaddr = (caddr_t)d->iada_addr;
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(void) dcattach(sc, (void*)MACH_PHYS_TO_UNCACHED(dcaddr),
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/* dtr/dsr mask */ (1<< DCPRINTER_PORT) + (1 << DCCOMM_PORT),
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#ifdef HW_FLOW_CONTROL
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/* rts/cts mask */ (1<< DCPRINTER_PORT) + (1 << DCCOMM_PORT),
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#else
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0,
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#endif
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1, 3);
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/* tie pseudo-slot to device */
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ioasic_intr_establish(parent, d->iada_cookie, TC_IPL_TTY,
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dcintr, self);
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}
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else
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#endif /* NTC */
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if (parent->dv_cfdata->cf_driver == &mainbus_cd) {
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dcaddr = (caddr_t)ca->ca_addr;
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DELAY(1000000); /* let PROM console output complete */
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(void) dcattach(sc, (void*)MACH_PHYS_TO_UNCACHED(dcaddr),
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1 << DCCOMM_PORT, 0x0, 0, DCCOMM_PORT);
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/* tie pseudo-slot to device */
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BUS_INTR_ESTABLISH(ca, dcintr, self);
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}
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printf("\n");
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}
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/*XXX*/
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