2 * Copyright (c) 2001 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/param.h>
31 #include <machine/md_var.h>
32 #include <machine/pal.h>
34 #include <contrib/dev/acpica/include/acpi.h>
35 #include <contrib/dev/acpica/include/actables.h>
36 #include <dev/acpica/acpivar.h>
39 acpi_machdep_init(device_t dev)
41 struct acpi_softc *sc;
43 sc = device_get_softc(dev);
45 acpi_install_wakeup_handler(sc);
51 acpi_machdep_quirks(int *quirks)
63 KASSERT(ie == 0, ("%s called with interrupts enabled\n", __func__));
65 ia64_call_pal_static(PAL_HALT_LIGHT, 0, 0, 0);
70 acpi_find_table(const char *sig)
72 ACPI_PHYSICAL_ADDRESS rsdp_ptr;
73 ACPI_TABLE_RSDP *rsdp;
74 ACPI_TABLE_XSDT *xsdt;
75 ACPI_TABLE_HEADER *table;
79 if ((rsdp_ptr = AcpiOsGetRootPointer()) == 0)
82 rsdp = (ACPI_TABLE_RSDP *)IA64_PHYS_TO_RR7(rsdp_ptr);
83 xsdt = (ACPI_TABLE_XSDT *)IA64_PHYS_TO_RR7(rsdp->XsdtPhysicalAddress);
85 count = (UINT64 *)((char *)xsdt + xsdt->Header.Length) -
86 xsdt->TableOffsetEntry;
88 for (i = 0; i < count; i++) {
89 addr = xsdt->TableOffsetEntry[i];
90 table = (ACPI_TABLE_HEADER *)IA64_PHYS_TO_RR7(addr);
92 if (strncmp(table->Signature, sig, ACPI_NAME_SIZE) != 0)
94 if (ACPI_FAILURE(AcpiTbChecksum((void *)table, table->Length)))