107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
/* $NetBSD: isa_machdep.c,v 1.18 2009/03/14 21:04:02 dsl Exp $ */
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/*
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* Copyright (c) 1995, 1996 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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* Machine-specific functions for ISA autoconfiguration.
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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: isa_machdep.c,v 1.18 2009/03/14 21:04:02 dsl Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/systm.h>
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#include <sys/errno.h>
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#include <sys/device.h>
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#include <uvm/uvm_extern.h>
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#include <dev/isa/isavar.h>
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#include "vga_isa.h"
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#if NVGA_ISA
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#include <dev/ic/mc6845reg.h>
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#include <dev/ic/pcdisplayvar.h>
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#include <dev/isa/vga_isavar.h>
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#endif
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#include "pcppi.h"
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#if (NPCPPI > 0)
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#include <dev/isa/pcppivar.h>
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int isabeepmatch(struct device *, struct cfdata *, void *);
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void isabeepattach(struct device *, struct device *, void *);
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CFATTACH_DECL(isabeep, sizeof(struct device),
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isabeepmatch, isabeepattach, NULL, NULL);
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static int ppi_attached;
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static pcppi_tag_t ppicookie;
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#endif /* PCPPI */
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int
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isa_display_console(bus_space_tag_t iot, bus_space_tag_t memt)
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{
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int res = ENXIO;
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#if NVGA_ISA
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res = vga_isa_cnattach(iot, memt);
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if (!res)
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return(0);
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#endif
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return(res);
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}
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#if (NPCPPI > 0)
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int
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isabeepmatch(struct device *parent, struct cfdata *match, void *aux)
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{
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return (!ppi_attached);
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}
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void
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isabeepattach(struct device *parent, struct device *self, void *aux)
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{
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printf("\n");
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ppicookie = ((struct pcppi_attach_args *)aux)->pa_cookie;
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ppi_attached = 1;
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}
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#endif
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void
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isabeep(int pitch, int period)
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{
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#if (NPCPPI > 0)
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if (ppi_attached)
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pcppi_bell(ppicookie, pitch, period, 0);
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#endif
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}
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