89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/* $NetBSD: acpi_quirks.c,v 1.5 2004/04/10 11:48:10 kochi Exp $ */
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/*
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* Copyright 2002 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Frank van der Linden for Wasabi 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 for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* 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 WASABI SYSTEMS, INC
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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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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: acpi_quirks.c,v 1.5 2004/04/10 11:48:10 kochi Exp $");
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#include "opt_acpi.h"
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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/malloc.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <dev/acpi/acpica.h>
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#include <dev/acpi/acpireg.h>
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#include <dev/acpi/acpivar.h>
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static struct acpi_quirk acpi_quirks[] = {
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/*
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* This implementation seems to be in widespread use, but
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* unfortunately, on some systems, it constructs a PCI hierarchy
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* that doesn't match reality at all (like on SuperMicro boards).
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*/
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{ "PTLTD ", 0x06040000, ACPI_QUIRK_BADPCI | ACPI_QUIRK_BADIRQ },
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/*
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* This is on my Appro 1224 Xi. It does not find all the busses
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* in the ACPI tables.
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*/
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{ "A M I ", 0x02000304, ACPI_QUIRK_BADPCI | ACPI_QUIRK_BADIRQ },
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};
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/*
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* Simple function to search the quirk table. Only to be used after
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* AcpiLoadTables has been successfully called.
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*/
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int
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acpi_find_quirks(void)
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{
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int i, nquirks;
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struct acpi_quirk *aqp;
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nquirks = sizeof(acpi_quirks) / sizeof(struct acpi_quirk);
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for (i = 0; i < nquirks; i++) {
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aqp = &acpi_quirks[i];
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if (!strncmp(aqp->aq_oemid, AcpiGbl_XSDT->OemId, strlen(aqp->aq_oemid)) &&
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aqp->aq_oemrev == AcpiGbl_XSDT->OemRevision)
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return aqp->aq_quirks;
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}
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return 0;
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}
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