2b2b1f42b9
ThunderX units in the netperf cluster. Approved by: jkim Obtained from: ABT Systems Ltd MFC after: 1 week Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D7252
1673 lines
43 KiB
C
1673 lines
43 KiB
C
/*-
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* Copyright (c) 1998 Doug Rabson
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* Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
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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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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/endian.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <assert.h>
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#include <err.h>
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#include <fcntl.h>
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#include <paths.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "acpidump.h"
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#define BEGIN_COMMENT "/*\n"
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#define END_COMMENT " */\n"
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static void acpi_print_string(char *s, size_t length);
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static void acpi_print_gas(ACPI_GENERIC_ADDRESS *gas);
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static int acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt);
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static void acpi_handle_fadt(ACPI_TABLE_HEADER *fadt);
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static void acpi_print_cpu(u_char cpu_id);
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static void acpi_print_cpu_uid(uint32_t uid, char *uid_string);
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static void acpi_print_local_apic(uint32_t apic_id, uint32_t flags);
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static void acpi_print_io_apic(uint32_t apic_id, uint32_t int_base,
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uint64_t apic_addr);
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static void acpi_print_mps_flags(uint16_t flags);
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static void acpi_print_intr(uint32_t intr, uint16_t mps_flags);
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static void acpi_print_local_nmi(u_int lint, uint16_t mps_flags);
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static void acpi_print_madt(ACPI_SUBTABLE_HEADER *mp);
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static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp);
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static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp);
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static void acpi_handle_hpet(ACPI_TABLE_HEADER *sdp);
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static void acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp);
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static void acpi_handle_slit(ACPI_TABLE_HEADER *sdp);
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static void acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
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uint32_t flags);
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static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp);
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static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat);
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static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp);
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static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp);
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static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp);
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static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp);
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static void acpi_print_facs(ACPI_TABLE_FACS *facs);
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static void acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp);
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static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa);
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static void acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp);
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static void acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp);
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static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
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void (*action)(ACPI_SUBTABLE_HEADER *));
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/* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */
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static int addr_size;
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/* Strings used in the TCPA table */
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static const char *tcpa_event_type_strings[] = {
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"PREBOOT Certificate",
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"POST Code",
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"Unused",
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"No Action",
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"Separator",
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"Action",
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"Event Tag",
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"S-CRTM Contents",
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"S-CRTM Version",
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"CPU Microcode",
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"Platform Config Flags",
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"Table of Devices",
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"Compact Hash",
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"IPL",
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"IPL Partition Data",
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"Non-Host Code",
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"Non-Host Config",
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"Non-Host Info"
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};
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static const char *TCPA_pcclient_strings[] = {
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"<undefined>",
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"SMBIOS",
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"BIS Certificate",
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"POST BIOS ROM Strings",
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"ESCD",
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"CMOS",
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"NVRAM",
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"Option ROM Execute",
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"Option ROM Configurateion",
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"<undefined>",
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"Option ROM Microcode Update ",
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"S-CRTM Version String",
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"S-CRTM Contents",
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"POST Contents",
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"Table of Devices",
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};
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#define PRINTFLAG_END() printflag_end()
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static char pf_sep = '{';
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static void
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printflag_end(void)
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{
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if (pf_sep != '{') {
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printf("}");
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pf_sep = '{';
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}
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printf("\n");
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}
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static void
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printflag(uint64_t var, uint64_t mask, const char *name)
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{
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if (var & mask) {
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printf("%c%s", pf_sep, name);
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pf_sep = ',';
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}
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}
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static void
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acpi_print_string(char *s, size_t length)
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{
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int c;
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/* Trim trailing spaces and NULLs */
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while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
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length--;
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while (length--) {
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c = *s++;
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putchar(c);
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}
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}
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static void
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acpi_print_gas(ACPI_GENERIC_ADDRESS *gas)
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{
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switch(gas->SpaceId) {
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case ACPI_GAS_MEMORY:
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if (gas->BitWidth <= 32)
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printf("0x%08x:%u[%u] (Memory)",
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(u_int)gas->Address, gas->BitOffset,
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gas->BitWidth);
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else
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printf("0x%016jx:%u[%u] (Memory)",
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(uintmax_t)gas->Address, gas->BitOffset,
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gas->BitWidth);
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break;
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case ACPI_GAS_IO:
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printf("0x%02x:%u[%u] (IO)", (u_int)gas->Address,
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gas->BitOffset, gas->BitWidth);
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break;
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case ACPI_GAS_PCI:
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printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32),
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(uint16_t)((gas->Address >> 16) & 0xffff),
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(uint16_t)gas->Address);
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break;
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/* XXX How to handle these below? */
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case ACPI_GAS_EMBEDDED:
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printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address,
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gas->BitOffset, gas->BitWidth);
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break;
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case ACPI_GAS_SMBUS:
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printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address,
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gas->BitOffset, gas->BitWidth);
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break;
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case ACPI_GAS_CMOS:
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case ACPI_GAS_PCIBAR:
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case ACPI_GAS_DATATABLE:
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case ACPI_GAS_FIXED:
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default:
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printf("0x%016jx (?)", (uintmax_t)gas->Address);
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break;
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}
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}
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/* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */
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static int
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acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt)
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{
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int fadt_revision;
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/* Set the FADT revision separately from the RSDP version. */
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if (addr_size == 8) {
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fadt_revision = 2;
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/*
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* A few systems (e.g., IBM T23) have an RSDP that claims
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* revision 2 but the 64 bit addresses are invalid. If
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* revision 2 and the 32 bit address is non-zero but the
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* 32 and 64 bit versions don't match, prefer the 32 bit
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* version for all subsequent tables.
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*/
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if (fadt->Facs != 0 &&
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(fadt->XFacs & 0xffffffff) != fadt->Facs)
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fadt_revision = 1;
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} else
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fadt_revision = 1;
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return (fadt_revision);
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}
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static void
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acpi_handle_fadt(ACPI_TABLE_HEADER *sdp)
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{
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ACPI_TABLE_HEADER *dsdp;
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ACPI_TABLE_FACS *facs;
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ACPI_TABLE_FADT *fadt;
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int fadt_revision;
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fadt = (ACPI_TABLE_FADT *)sdp;
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acpi_print_fadt(sdp);
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fadt_revision = acpi_get_fadt_revision(fadt);
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if (fadt_revision == 1)
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facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->Facs);
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else
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facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->XFacs);
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if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64)
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errx(1, "FACS is corrupt");
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acpi_print_facs(facs);
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if (fadt_revision == 1)
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dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
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else
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dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
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if (acpi_checksum(dsdp, dsdp->Length))
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errx(1, "DSDT is corrupt");
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acpi_print_dsdt(dsdp);
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}
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static void
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acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
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void (*action)(ACPI_SUBTABLE_HEADER *))
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{
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ACPI_SUBTABLE_HEADER *subtable;
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char *end;
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subtable = first;
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end = (char *)table + table->Length;
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while ((char *)subtable < end) {
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printf("\n");
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action(subtable);
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subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable +
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subtable->Length);
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}
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}
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static void
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acpi_print_cpu(u_char cpu_id)
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{
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printf("\tACPI CPU=");
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if (cpu_id == 0xff)
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printf("ALL\n");
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else
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printf("%d\n", (u_int)cpu_id);
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}
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static void
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acpi_print_cpu_uid(uint32_t uid, char *uid_string)
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{
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printf("\tUID=%d", uid);
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if (uid_string != NULL)
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printf(" (%s)", uid_string);
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printf("\n");
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}
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static void
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acpi_print_local_apic(uint32_t apic_id, uint32_t flags)
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{
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printf("\tFlags={");
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if (flags & ACPI_MADT_ENABLED)
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printf("ENABLED");
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else
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printf("DISABLED");
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printf("}\n");
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printf("\tAPIC ID=%d\n", apic_id);
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}
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static void
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acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr)
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{
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printf("\tAPIC ID=%d\n", apic_id);
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printf("\tINT BASE=%d\n", int_base);
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printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr);
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}
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static void
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acpi_print_mps_flags(uint16_t flags)
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{
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printf("\tFlags={Polarity=");
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switch (flags & ACPI_MADT_POLARITY_MASK) {
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case ACPI_MADT_POLARITY_CONFORMS:
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printf("conforming");
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break;
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case ACPI_MADT_POLARITY_ACTIVE_HIGH:
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printf("active-hi");
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break;
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case ACPI_MADT_POLARITY_ACTIVE_LOW:
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printf("active-lo");
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break;
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default:
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printf("0x%x", flags & ACPI_MADT_POLARITY_MASK);
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break;
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}
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printf(", Trigger=");
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switch (flags & ACPI_MADT_TRIGGER_MASK) {
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case ACPI_MADT_TRIGGER_CONFORMS:
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printf("conforming");
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break;
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case ACPI_MADT_TRIGGER_EDGE:
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printf("edge");
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break;
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case ACPI_MADT_TRIGGER_LEVEL:
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printf("level");
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break;
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default:
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printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2);
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}
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printf("}\n");
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}
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static void
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acpi_print_gicc_flags(uint32_t flags)
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{
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printf("\tFlags={Performance intr=");
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if (flags & ACPI_MADT_PERFORMANCE_IRQ_MODE)
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printf("edge");
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else
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printf("level");
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printf(", VGIC intr=");
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if (flags & ACPI_MADT_VGIC_IRQ_MODE)
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printf("edge");
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else
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printf("level");
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printf("}\n");
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}
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static void
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acpi_print_intr(uint32_t intr, uint16_t mps_flags)
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{
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printf("\tINTR=%d\n", intr);
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acpi_print_mps_flags(mps_flags);
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}
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static void
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acpi_print_local_nmi(u_int lint, uint16_t mps_flags)
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{
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printf("\tLINT Pin=%d\n", lint);
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acpi_print_mps_flags(mps_flags);
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}
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static const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override",
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"NMI", "Local APIC NMI",
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"Local APIC Override", "IO SAPIC",
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"Local SAPIC", "Platform Interrupt",
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"Local X2APIC", "Local X2APIC NMI",
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"GIC CPU Interface Structure",
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"GIC Distributor Structure",
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"GICv2m MSI Frame",
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"GIC Redistributor Structure",
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"GIC ITS Structure" };
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static const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT",
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"Corrected Platform Error" };
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static void
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acpi_print_madt(ACPI_SUBTABLE_HEADER *mp)
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{
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ACPI_MADT_LOCAL_APIC *lapic;
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ACPI_MADT_IO_APIC *ioapic;
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ACPI_MADT_INTERRUPT_OVERRIDE *over;
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ACPI_MADT_NMI_SOURCE *nmi;
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ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi;
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ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over;
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ACPI_MADT_IO_SAPIC *iosapic;
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ACPI_MADT_LOCAL_SAPIC *lsapic;
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ACPI_MADT_INTERRUPT_SOURCE *isrc;
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ACPI_MADT_LOCAL_X2APIC *x2apic;
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ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi;
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ACPI_MADT_GENERIC_INTERRUPT *gicc;
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ACPI_MADT_GENERIC_DISTRIBUTOR *gicd;
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ACPI_MADT_GENERIC_REDISTRIBUTOR *gicr;
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ACPI_MADT_GENERIC_TRANSLATOR *gict;
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if (mp->Type < sizeof(apic_types) / sizeof(apic_types[0]))
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printf("\tType=%s\n", apic_types[mp->Type]);
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else
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printf("\tType=%d (unknown)\n", mp->Type);
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switch (mp->Type) {
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case ACPI_MADT_TYPE_LOCAL_APIC:
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lapic = (ACPI_MADT_LOCAL_APIC *)mp;
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acpi_print_cpu(lapic->ProcessorId);
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acpi_print_local_apic(lapic->Id, lapic->LapicFlags);
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break;
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case ACPI_MADT_TYPE_IO_APIC:
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ioapic = (ACPI_MADT_IO_APIC *)mp;
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acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase,
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ioapic->Address);
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break;
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case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE:
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over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp;
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printf("\tBUS=%d\n", (u_int)over->Bus);
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printf("\tIRQ=%d\n", (u_int)over->SourceIrq);
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acpi_print_intr(over->GlobalIrq, over->IntiFlags);
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break;
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case ACPI_MADT_TYPE_NMI_SOURCE:
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nmi = (ACPI_MADT_NMI_SOURCE *)mp;
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acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags);
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break;
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case ACPI_MADT_TYPE_LOCAL_APIC_NMI:
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lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp;
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acpi_print_cpu(lapic_nmi->ProcessorId);
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acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags);
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break;
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case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE:
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lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp;
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printf("\tLocal APIC ADDR=0x%016jx\n",
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(uintmax_t)lapic_over->Address);
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break;
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case ACPI_MADT_TYPE_IO_SAPIC:
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iosapic = (ACPI_MADT_IO_SAPIC *)mp;
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acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase,
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iosapic->Address);
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break;
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case ACPI_MADT_TYPE_LOCAL_SAPIC:
|
|
lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp;
|
|
acpi_print_cpu(lsapic->ProcessorId);
|
|
acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags);
|
|
printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid);
|
|
if (mp->Length > __offsetof(ACPI_MADT_LOCAL_SAPIC, Uid))
|
|
acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString);
|
|
break;
|
|
case ACPI_MADT_TYPE_INTERRUPT_SOURCE:
|
|
isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp;
|
|
if (isrc->Type < sizeof(platform_int_types) /
|
|
sizeof(platform_int_types[0]))
|
|
printf("\tType=%s\n", platform_int_types[isrc->Type]);
|
|
else
|
|
printf("\tType=%d (unknown)\n", isrc->Type);
|
|
printf("\tAPIC ID=%d\n", (u_int)isrc->Id);
|
|
printf("\tAPIC EID=%d\n", (u_int)isrc->Eid);
|
|
printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector);
|
|
acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags);
|
|
break;
|
|
case ACPI_MADT_TYPE_LOCAL_X2APIC:
|
|
x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp;
|
|
acpi_print_cpu_uid(x2apic->Uid, NULL);
|
|
acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags);
|
|
break;
|
|
case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI:
|
|
x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp;
|
|
acpi_print_cpu_uid(x2apic_nmi->Uid, NULL);
|
|
acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags);
|
|
break;
|
|
case ACPI_MADT_TYPE_GENERIC_INTERRUPT:
|
|
gicc = (ACPI_MADT_GENERIC_INTERRUPT *)mp;
|
|
acpi_print_cpu_uid(gicc->Uid, NULL);
|
|
printf("\tCPU INTERFACE=%x\n", gicc->CpuInterfaceNumber);
|
|
acpi_print_gicc_flags(gicc->Flags);
|
|
printf("\tParking Protocol Version=%x\n", gicc->ParkingVersion);
|
|
printf("\tPERF INTR=%d\n", gicc->PerformanceInterrupt);
|
|
printf("\tParked ADDR=%016jx\n",
|
|
(uintmax_t)gicc->ParkedAddress);
|
|
printf("\tBase ADDR=%016jx\n", (uintmax_t)gicc->BaseAddress);
|
|
printf("\tGICV=%016jx\n", (uintmax_t)gicc->GicvBaseAddress);
|
|
printf("\tGICH=%016jx\n", (uintmax_t)gicc->GichBaseAddress);
|
|
printf("\tVGIC INTR=%d\n", gicc->VgicInterrupt);
|
|
printf("\tGICR ADDR=%016jx\n",
|
|
(uintmax_t)gicc->GicrBaseAddress);
|
|
printf("\tMPIDR=%jx\n", (uintmax_t)gicc->ArmMpidr);
|
|
printf("\tEfficency Class=%d\n", (u_int)gicc->EfficiencyClass);
|
|
break;
|
|
case ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR:
|
|
gicd = (ACPI_MADT_GENERIC_DISTRIBUTOR *)mp;
|
|
printf("\tGIC ID=%d\n", (u_int)gicd->GicId);
|
|
printf("\tBase ADDR=%016jx\n", (uintmax_t)gicd->BaseAddress);
|
|
printf("\tVector Base=%d\n", gicd->GlobalIrqBase);
|
|
printf("\tGIC VERSION=%d\n", (u_int)gicd->Version);
|
|
break;
|
|
case ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR:
|
|
gicr = (ACPI_MADT_GENERIC_REDISTRIBUTOR *)mp;
|
|
printf("\tBase ADDR=%016jx\n", (uintmax_t)gicr->BaseAddress);
|
|
printf("\tLength=%08x\n", gicr->Length);
|
|
break;
|
|
case ACPI_MADT_TYPE_GENERIC_TRANSLATOR:
|
|
gict = (ACPI_MADT_GENERIC_TRANSLATOR *)mp;
|
|
printf("\tGIC ITS ID=%d\n", gict->TranslationId);
|
|
printf("\tBase ADDR=%016jx\n", (uintmax_t)gict->BaseAddress);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
acpi_handle_madt(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_MADT *madt;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
madt = (ACPI_TABLE_MADT *)sdp;
|
|
printf("\tLocal APIC ADDR=0x%08x\n", madt->Address);
|
|
printf("\tFlags={");
|
|
if (madt->Flags & ACPI_MADT_PCAT_COMPAT)
|
|
printf("PC-AT");
|
|
printf("}\n");
|
|
acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_hpet(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_HPET *hpet;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
hpet = (ACPI_TABLE_HPET *)sdp;
|
|
printf("\tHPET Number=%d\n", hpet->Sequence);
|
|
printf("\tADDR=");
|
|
acpi_print_gas(&hpet->Address);
|
|
printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID);
|
|
printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >>
|
|
8);
|
|
printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ?
|
|
1 : 0);
|
|
printf("\tLegacy IRQ routing capable={");
|
|
if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE)
|
|
printf("TRUE}\n");
|
|
else
|
|
printf("FALSE}\n");
|
|
printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16);
|
|
printf("\tMinimal Tick=%d\n", hpet->MinimumTick);
|
|
printf("\tFlags=0x%02x\n", hpet->Flags);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_ECDT *ecdt;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
ecdt = (ACPI_TABLE_ECDT *)sdp;
|
|
printf("\tEC_CONTROL=");
|
|
acpi_print_gas(&ecdt->Control);
|
|
printf("\n\tEC_DATA=");
|
|
acpi_print_gas(&ecdt->Data);
|
|
printf("\n\tUID=%#x, ", ecdt->Uid);
|
|
printf("GPE_BIT=%#x\n", ecdt->Gpe);
|
|
printf("\tEC_ID=%s\n", ecdt->Id);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_MCFG *mcfg;
|
|
ACPI_MCFG_ALLOCATION *alloc;
|
|
u_int i, entries;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
mcfg = (ACPI_TABLE_MCFG *)sdp;
|
|
entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) /
|
|
sizeof(ACPI_MCFG_ALLOCATION);
|
|
alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1);
|
|
for (i = 0; i < entries; i++, alloc++) {
|
|
printf("\n");
|
|
printf("\tBase Address=0x%016jx\n", (uintmax_t)alloc->Address);
|
|
printf("\tSegment Group=0x%04x\n", alloc->PciSegment);
|
|
printf("\tStart Bus=%d\n", alloc->StartBusNumber);
|
|
printf("\tEnd Bus=%d\n", alloc->EndBusNumber);
|
|
}
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_slit(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_SLIT *slit;
|
|
UINT64 i, j;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
slit = (ACPI_TABLE_SLIT *)sdp;
|
|
printf("\tLocality Count=%ju\n", (uintmax_t)slit->LocalityCount);
|
|
printf("\n\t ");
|
|
for (i = 0; i < slit->LocalityCount; i++)
|
|
printf(" %3ju", (uintmax_t)i);
|
|
printf("\n\t +");
|
|
for (i = 0; i < slit->LocalityCount; i++)
|
|
printf("----");
|
|
printf("\n");
|
|
for (i = 0; i < slit->LocalityCount; i++) {
|
|
printf("\t %3ju |", (uintmax_t)i);
|
|
for (j = 0; j < slit->LocalityCount; j++)
|
|
printf(" %3d",
|
|
slit->Entry[i * slit->LocalityCount + j]);
|
|
printf("\n");
|
|
}
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
|
|
uint32_t flags)
|
|
{
|
|
|
|
printf("\tFlags={");
|
|
if (flags & ACPI_SRAT_CPU_ENABLED)
|
|
printf("ENABLED");
|
|
else
|
|
printf("DISABLED");
|
|
printf("}\n");
|
|
printf("\tAPIC ID=%d\n", apic_id);
|
|
printf("\tProximity Domain=%d\n", proximity_domain);
|
|
}
|
|
|
|
static char *
|
|
acpi_tcpa_evname(struct TCPAevent *event)
|
|
{
|
|
struct TCPApc_event *pc_event;
|
|
char *eventname = NULL;
|
|
|
|
pc_event = (struct TCPApc_event *)(event + 1);
|
|
|
|
switch(event->event_type) {
|
|
case PREBOOT:
|
|
case POST_CODE:
|
|
case UNUSED:
|
|
case NO_ACTION:
|
|
case SEPARATOR:
|
|
case SCRTM_CONTENTS:
|
|
case SCRTM_VERSION:
|
|
case CPU_MICROCODE:
|
|
case PLATFORM_CONFIG_FLAGS:
|
|
case TABLE_OF_DEVICES:
|
|
case COMPACT_HASH:
|
|
case IPL:
|
|
case IPL_PARTITION_DATA:
|
|
case NONHOST_CODE:
|
|
case NONHOST_CONFIG:
|
|
case NONHOST_INFO:
|
|
asprintf(&eventname, "%s",
|
|
tcpa_event_type_strings[event->event_type]);
|
|
break;
|
|
|
|
case ACTION:
|
|
eventname = calloc(event->event_size + 1, sizeof(char));
|
|
memcpy(eventname, pc_event, event->event_size);
|
|
break;
|
|
|
|
case EVENT_TAG:
|
|
switch (pc_event->event_id) {
|
|
case SMBIOS:
|
|
case BIS_CERT:
|
|
case CMOS:
|
|
case NVRAM:
|
|
case OPTION_ROM_EXEC:
|
|
case OPTION_ROM_CONFIG:
|
|
case S_CRTM_VERSION:
|
|
case POST_BIOS_ROM:
|
|
case ESCD:
|
|
case OPTION_ROM_MICROCODE:
|
|
case S_CRTM_CONTENTS:
|
|
case POST_CONTENTS:
|
|
asprintf(&eventname, "%s",
|
|
TCPA_pcclient_strings[pc_event->event_id]);
|
|
break;
|
|
|
|
default:
|
|
asprintf(&eventname, "<unknown tag 0x%02x>",
|
|
pc_event->event_id);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
asprintf(&eventname, "<unknown 0x%02x>", event->event_type);
|
|
break;
|
|
}
|
|
|
|
return eventname;
|
|
}
|
|
|
|
static void
|
|
acpi_print_tcpa(struct TCPAevent *event)
|
|
{
|
|
int i;
|
|
char *eventname;
|
|
|
|
eventname = acpi_tcpa_evname(event);
|
|
|
|
printf("\t%d", event->pcr_index);
|
|
printf(" 0x");
|
|
for (i = 0; i < 20; i++)
|
|
printf("%02x", event->pcr_value[i]);
|
|
printf(" [%s]\n", eventname ? eventname : "<unknown>");
|
|
|
|
free(eventname);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
struct TCPAbody *tcpa;
|
|
struct TCPAevent *event;
|
|
uintmax_t len, paddr;
|
|
unsigned char *vaddr = NULL;
|
|
unsigned char *vend = NULL;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
tcpa = (struct TCPAbody *) sdp;
|
|
|
|
switch (tcpa->platform_class) {
|
|
case ACPI_TCPA_BIOS_CLIENT:
|
|
len = tcpa->client.log_max_len;
|
|
paddr = tcpa->client.log_start_addr;
|
|
break;
|
|
|
|
case ACPI_TCPA_BIOS_SERVER:
|
|
len = tcpa->server.log_max_len;
|
|
paddr = tcpa->server.log_start_addr;
|
|
break;
|
|
|
|
default:
|
|
printf("XXX");
|
|
printf(END_COMMENT);
|
|
return;
|
|
}
|
|
printf("\tClass %u Base Address 0x%jx Length %ju\n\n",
|
|
tcpa->platform_class, paddr, len);
|
|
|
|
if (len == 0) {
|
|
printf("\tEmpty TCPA table\n");
|
|
printf(END_COMMENT);
|
|
return;
|
|
}
|
|
if(sdp->Revision == 1){
|
|
printf("\tOLD TCPA spec log found. Dumping not supported.\n");
|
|
printf(END_COMMENT);
|
|
return;
|
|
}
|
|
|
|
vaddr = (unsigned char *)acpi_map_physical(paddr, len);
|
|
vend = vaddr + len;
|
|
|
|
while (vaddr != NULL) {
|
|
if ((vaddr + sizeof(struct TCPAevent) >= vend)||
|
|
(vaddr + sizeof(struct TCPAevent) < vaddr))
|
|
break;
|
|
event = (struct TCPAevent *)(void *)vaddr;
|
|
if (vaddr + event->event_size >= vend)
|
|
break;
|
|
if (vaddr + event->event_size < vaddr)
|
|
break;
|
|
if (event->event_type == 0 && event->event_size == 0)
|
|
break;
|
|
#if 0
|
|
{
|
|
unsigned int i, j, k;
|
|
|
|
printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr);
|
|
for (j = 0, i = 0; i <
|
|
sizeof(struct TCPAevent) + event->event_size; i++) {
|
|
printf("%02x ", vaddr[i]);
|
|
if ((i+1) % 8 == 0) {
|
|
for (k = 0; k < 8; k++)
|
|
printf("%c", isprint(vaddr[j+k]) ?
|
|
vaddr[j+k] : '.');
|
|
printf("\n\t\t%p ", &vaddr[i + 1]);
|
|
j = i + 1;
|
|
}
|
|
}
|
|
printf("\n"); }
|
|
#endif
|
|
acpi_print_tcpa(event);
|
|
|
|
vaddr += sizeof(struct TCPAevent) + event->event_size;
|
|
}
|
|
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static const char *
|
|
devscope_type2str(int type)
|
|
{
|
|
static char typebuf[16];
|
|
|
|
switch (type) {
|
|
case 1:
|
|
return ("PCI Endpoint Device");
|
|
case 2:
|
|
return ("PCI Sub-Hierarchy");
|
|
case 3:
|
|
return ("IOAPIC");
|
|
case 4:
|
|
return ("HPET");
|
|
default:
|
|
snprintf(typebuf, sizeof(typebuf), "%d", type);
|
|
return (typebuf);
|
|
}
|
|
}
|
|
|
|
static int
|
|
acpi_handle_dmar_devscope(void *addr, int remaining)
|
|
{
|
|
char sep;
|
|
int pathlen;
|
|
ACPI_DMAR_PCI_PATH *path, *pathend;
|
|
ACPI_DMAR_DEVICE_SCOPE *devscope = addr;
|
|
|
|
if (remaining < (int)sizeof(ACPI_DMAR_DEVICE_SCOPE))
|
|
return (-1);
|
|
|
|
if (remaining < devscope->Length)
|
|
return (-1);
|
|
|
|
printf("\n");
|
|
printf("\t\tType=%s\n", devscope_type2str(devscope->EntryType));
|
|
printf("\t\tLength=%d\n", devscope->Length);
|
|
printf("\t\tEnumerationId=%d\n", devscope->EnumerationId);
|
|
printf("\t\tStartBusNumber=%d\n", devscope->Bus);
|
|
|
|
path = (ACPI_DMAR_PCI_PATH *)(devscope + 1);
|
|
pathlen = devscope->Length - sizeof(ACPI_DMAR_DEVICE_SCOPE);
|
|
pathend = path + pathlen / sizeof(ACPI_DMAR_PCI_PATH);
|
|
if (path < pathend) {
|
|
sep = '{';
|
|
printf("\t\tPath=");
|
|
do {
|
|
printf("%c%d:%d", sep, path->Device, path->Function);
|
|
sep=',';
|
|
path++;
|
|
} while (path < pathend);
|
|
printf("}\n");
|
|
}
|
|
|
|
return (devscope->Length);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_dmar_drhd(ACPI_DMAR_HARDWARE_UNIT *drhd)
|
|
{
|
|
char *cp;
|
|
int remaining, consumed;
|
|
|
|
printf("\n");
|
|
printf("\tType=DRHD\n");
|
|
printf("\tLength=%d\n", drhd->Header.Length);
|
|
|
|
#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag)
|
|
|
|
printf("\tFlags=");
|
|
PRINTFLAG(drhd->Flags, INCLUDE_ALL);
|
|
PRINTFLAG_END();
|
|
|
|
#undef PRINTFLAG
|
|
|
|
printf("\tSegment=%d\n", drhd->Segment);
|
|
printf("\tAddress=0x%016jx\n", (uintmax_t)drhd->Address);
|
|
|
|
remaining = drhd->Header.Length - sizeof(ACPI_DMAR_HARDWARE_UNIT);
|
|
if (remaining > 0)
|
|
printf("\tDevice Scope:");
|
|
while (remaining > 0) {
|
|
cp = (char *)drhd + drhd->Header.Length - remaining;
|
|
consumed = acpi_handle_dmar_devscope(cp, remaining);
|
|
if (consumed <= 0)
|
|
break;
|
|
else
|
|
remaining -= consumed;
|
|
}
|
|
}
|
|
|
|
static void
|
|
acpi_handle_dmar_rmrr(ACPI_DMAR_RESERVED_MEMORY *rmrr)
|
|
{
|
|
char *cp;
|
|
int remaining, consumed;
|
|
|
|
printf("\n");
|
|
printf("\tType=RMRR\n");
|
|
printf("\tLength=%d\n", rmrr->Header.Length);
|
|
printf("\tSegment=%d\n", rmrr->Segment);
|
|
printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rmrr->BaseAddress);
|
|
printf("\tLimitAddress=0x%016jx\n", (uintmax_t)rmrr->EndAddress);
|
|
|
|
remaining = rmrr->Header.Length - sizeof(ACPI_DMAR_RESERVED_MEMORY);
|
|
if (remaining > 0)
|
|
printf("\tDevice Scope:");
|
|
while (remaining > 0) {
|
|
cp = (char *)rmrr + rmrr->Header.Length - remaining;
|
|
consumed = acpi_handle_dmar_devscope(cp, remaining);
|
|
if (consumed <= 0)
|
|
break;
|
|
else
|
|
remaining -= consumed;
|
|
}
|
|
}
|
|
|
|
static void
|
|
acpi_handle_dmar_atsr(ACPI_DMAR_ATSR *atsr)
|
|
{
|
|
char *cp;
|
|
int remaining, consumed;
|
|
|
|
printf("\n");
|
|
printf("\tType=ATSR\n");
|
|
printf("\tLength=%d\n", atsr->Header.Length);
|
|
|
|
#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag)
|
|
|
|
printf("\tFlags=");
|
|
PRINTFLAG(atsr->Flags, ALL_PORTS);
|
|
PRINTFLAG_END();
|
|
|
|
#undef PRINTFLAG
|
|
|
|
printf("\tSegment=%d\n", atsr->Segment);
|
|
|
|
remaining = atsr->Header.Length - sizeof(ACPI_DMAR_ATSR);
|
|
if (remaining > 0)
|
|
printf("\tDevice Scope:");
|
|
while (remaining > 0) {
|
|
cp = (char *)atsr + atsr->Header.Length - remaining;
|
|
consumed = acpi_handle_dmar_devscope(cp, remaining);
|
|
if (consumed <= 0)
|
|
break;
|
|
else
|
|
remaining -= consumed;
|
|
}
|
|
}
|
|
|
|
static void
|
|
acpi_handle_dmar_rhsa(ACPI_DMAR_RHSA *rhsa)
|
|
{
|
|
|
|
printf("\n");
|
|
printf("\tType=RHSA\n");
|
|
printf("\tLength=%d\n", rhsa->Header.Length);
|
|
printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rhsa->BaseAddress);
|
|
printf("\tProximityDomain=0x%08x\n", rhsa->ProximityDomain);
|
|
}
|
|
|
|
static int
|
|
acpi_handle_dmar_remapping_structure(void *addr, int remaining)
|
|
{
|
|
ACPI_DMAR_HEADER *hdr = addr;
|
|
|
|
if (remaining < (int)sizeof(ACPI_DMAR_HEADER))
|
|
return (-1);
|
|
|
|
if (remaining < hdr->Length)
|
|
return (-1);
|
|
|
|
switch (hdr->Type) {
|
|
case ACPI_DMAR_TYPE_HARDWARE_UNIT:
|
|
acpi_handle_dmar_drhd(addr);
|
|
break;
|
|
case ACPI_DMAR_TYPE_RESERVED_MEMORY:
|
|
acpi_handle_dmar_rmrr(addr);
|
|
break;
|
|
case ACPI_DMAR_TYPE_ROOT_ATS:
|
|
acpi_handle_dmar_atsr(addr);
|
|
break;
|
|
case ACPI_DMAR_TYPE_HARDWARE_AFFINITY:
|
|
acpi_handle_dmar_rhsa(addr);
|
|
break;
|
|
default:
|
|
printf("\n");
|
|
printf("\tType=%d\n", hdr->Type);
|
|
printf("\tLength=%d\n", hdr->Length);
|
|
break;
|
|
}
|
|
return (hdr->Length);
|
|
}
|
|
|
|
#ifndef ACPI_DMAR_X2APIC_OPT_OUT
|
|
#define ACPI_DMAR_X2APIC_OPT_OUT (0x2)
|
|
#endif
|
|
|
|
static void
|
|
acpi_handle_dmar(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
char *cp;
|
|
int remaining, consumed;
|
|
ACPI_TABLE_DMAR *dmar;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
dmar = (ACPI_TABLE_DMAR *)sdp;
|
|
printf("\tHost Address Width=%d\n", dmar->Width + 1);
|
|
|
|
#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag)
|
|
|
|
printf("\tFlags=");
|
|
PRINTFLAG(dmar->Flags, INTR_REMAP);
|
|
PRINTFLAG(dmar->Flags, X2APIC_OPT_OUT);
|
|
PRINTFLAG_END();
|
|
|
|
#undef PRINTFLAG
|
|
|
|
remaining = sdp->Length - sizeof(ACPI_TABLE_DMAR);
|
|
while (remaining > 0) {
|
|
cp = (char *)sdp + sdp->Length - remaining;
|
|
consumed = acpi_handle_dmar_remapping_structure(cp, remaining);
|
|
if (consumed <= 0)
|
|
break;
|
|
else
|
|
remaining -= consumed;
|
|
}
|
|
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp)
|
|
{
|
|
|
|
printf("\tFlags={");
|
|
if (mp->Flags & ACPI_SRAT_MEM_ENABLED)
|
|
printf("ENABLED");
|
|
else
|
|
printf("DISABLED");
|
|
if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE)
|
|
printf(",HOT_PLUGGABLE");
|
|
if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE)
|
|
printf(",NON_VOLATILE");
|
|
printf("}\n");
|
|
printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress);
|
|
printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length);
|
|
printf("\tProximity Domain=%d\n", mp->ProximityDomain);
|
|
}
|
|
|
|
static const char *srat_types[] = { "CPU", "Memory", "X2APIC", "GICC" };
|
|
|
|
static void
|
|
acpi_print_srat(ACPI_SUBTABLE_HEADER *srat)
|
|
{
|
|
ACPI_SRAT_CPU_AFFINITY *cpu;
|
|
ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic;
|
|
ACPI_SRAT_GICC_AFFINITY *gic;
|
|
|
|
if (srat->Type < sizeof(srat_types) / sizeof(srat_types[0]))
|
|
printf("\tType=%s\n", srat_types[srat->Type]);
|
|
else
|
|
printf("\tType=%d (unknown)\n", srat->Type);
|
|
switch (srat->Type) {
|
|
case ACPI_SRAT_TYPE_CPU_AFFINITY:
|
|
cpu = (ACPI_SRAT_CPU_AFFINITY *)srat;
|
|
acpi_print_srat_cpu(cpu->ApicId,
|
|
cpu->ProximityDomainHi[2] << 24 |
|
|
cpu->ProximityDomainHi[1] << 16 |
|
|
cpu->ProximityDomainHi[0] << 0 |
|
|
cpu->ProximityDomainLo, cpu->Flags);
|
|
break;
|
|
case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
|
|
acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat);
|
|
break;
|
|
case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
|
|
x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat;
|
|
acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain,
|
|
x2apic->Flags);
|
|
break;
|
|
case ACPI_SRAT_TYPE_GICC_AFFINITY:
|
|
gic = (ACPI_SRAT_GICC_AFFINITY *)srat;
|
|
acpi_print_srat_cpu(gic->AcpiProcessorUid, gic->ProximityDomain,
|
|
gic->Flags);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
acpi_handle_srat(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_SRAT *srat;
|
|
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
srat = (ACPI_TABLE_SRAT *)sdp;
|
|
printf("\tTable Revision=%d\n", srat->TableRevision);
|
|
acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_print_sdt(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
printf(" ");
|
|
acpi_print_string(sdp->Signature, ACPI_NAME_SIZE);
|
|
printf(": Length=%d, Revision=%d, Checksum=%d,\n",
|
|
sdp->Length, sdp->Revision, sdp->Checksum);
|
|
printf("\tOEMID=");
|
|
acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE);
|
|
printf(", OEM Table ID=");
|
|
acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE);
|
|
printf(", OEM Revision=0x%x,\n", sdp->OemRevision);
|
|
printf("\tCreator ID=");
|
|
acpi_print_string(sdp->AslCompilerId, ACPI_NAME_SIZE);
|
|
printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision);
|
|
}
|
|
|
|
static void
|
|
acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp)
|
|
{
|
|
ACPI_TABLE_RSDT *rsdt;
|
|
ACPI_TABLE_XSDT *xsdt;
|
|
int i, entries;
|
|
|
|
rsdt = (ACPI_TABLE_RSDT *)rsdp;
|
|
xsdt = (ACPI_TABLE_XSDT *)rsdp;
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(rsdp);
|
|
entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
|
|
printf("\tEntries={ ");
|
|
for (i = 0; i < entries; i++) {
|
|
if (i > 0)
|
|
printf(", ");
|
|
if (addr_size == 4)
|
|
printf("0x%08x", le32toh(rsdt->TableOffsetEntry[i]));
|
|
else
|
|
printf("0x%016jx",
|
|
(uintmax_t)le64toh(xsdt->TableOffsetEntry[i]));
|
|
}
|
|
printf(" }\n");
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static const char *acpi_pm_profiles[] = {
|
|
"Unspecified", "Desktop", "Mobile", "Workstation",
|
|
"Enterprise Server", "SOHO Server", "Appliance PC"
|
|
};
|
|
|
|
static void
|
|
acpi_print_fadt(ACPI_TABLE_HEADER *sdp)
|
|
{
|
|
ACPI_TABLE_FADT *fadt;
|
|
const char *pm;
|
|
|
|
fadt = (ACPI_TABLE_FADT *)sdp;
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs,
|
|
fadt->Dsdt);
|
|
printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC");
|
|
if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *))
|
|
pm = "Reserved";
|
|
else
|
|
pm = acpi_pm_profiles[fadt->PreferredProfile];
|
|
printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile);
|
|
printf("\tSCI_INT=%d\n", fadt->SciInterrupt);
|
|
printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand);
|
|
printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable);
|
|
printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable);
|
|
printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest);
|
|
printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl);
|
|
printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
|
|
fadt->Pm1aEventBlock,
|
|
fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1);
|
|
if (fadt->Pm1bEventBlock != 0)
|
|
printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
|
|
fadt->Pm1bEventBlock,
|
|
fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1);
|
|
printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
|
|
fadt->Pm1aControlBlock,
|
|
fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1);
|
|
if (fadt->Pm1bControlBlock != 0)
|
|
printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
|
|
fadt->Pm1bControlBlock,
|
|
fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1);
|
|
if (fadt->Pm2ControlBlock != 0)
|
|
printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
|
|
fadt->Pm2ControlBlock,
|
|
fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1);
|
|
printf("\tPM_TMR_BLK=0x%x-0x%x\n",
|
|
fadt->PmTimerBlock,
|
|
fadt->PmTimerBlock + fadt->PmTimerLength - 1);
|
|
if (fadt->Gpe0Block != 0)
|
|
printf("\tGPE0_BLK=0x%x-0x%x\n",
|
|
fadt->Gpe0Block,
|
|
fadt->Gpe0Block + fadt->Gpe0BlockLength - 1);
|
|
if (fadt->Gpe1Block != 0)
|
|
printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
|
|
fadt->Gpe1Block,
|
|
fadt->Gpe1Block + fadt->Gpe1BlockLength - 1,
|
|
fadt->Gpe1Base);
|
|
if (fadt->CstControl != 0)
|
|
printf("\tCST_CNT=0x%x\n", fadt->CstControl);
|
|
printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n",
|
|
fadt->C2Latency, fadt->C3Latency);
|
|
printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n",
|
|
fadt->FlushSize, fadt->FlushStride);
|
|
printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n",
|
|
fadt->DutyOffset, fadt->DutyWidth);
|
|
printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n",
|
|
fadt->DayAlarm, fadt->MonthAlarm, fadt->Century);
|
|
|
|
#define PRINTFLAG(var, flag) printflag((var), ACPI_FADT_## flag, #flag)
|
|
|
|
printf("\tIAPC_BOOT_ARCH=");
|
|
PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES);
|
|
PRINTFLAG(fadt->BootFlags, 8042);
|
|
PRINTFLAG(fadt->BootFlags, NO_VGA);
|
|
PRINTFLAG(fadt->BootFlags, NO_MSI);
|
|
PRINTFLAG(fadt->BootFlags, NO_ASPM);
|
|
PRINTFLAG(fadt->BootFlags, NO_CMOS_RTC);
|
|
PRINTFLAG_END();
|
|
|
|
printf("\tFlags=");
|
|
PRINTFLAG(fadt->Flags, WBINVD);
|
|
PRINTFLAG(fadt->Flags, WBINVD_FLUSH);
|
|
PRINTFLAG(fadt->Flags, C1_SUPPORTED);
|
|
PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED);
|
|
PRINTFLAG(fadt->Flags, POWER_BUTTON);
|
|
PRINTFLAG(fadt->Flags, SLEEP_BUTTON);
|
|
PRINTFLAG(fadt->Flags, FIXED_RTC);
|
|
PRINTFLAG(fadt->Flags, S4_RTC_WAKE);
|
|
PRINTFLAG(fadt->Flags, 32BIT_TIMER);
|
|
PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED);
|
|
PRINTFLAG(fadt->Flags, RESET_REGISTER);
|
|
PRINTFLAG(fadt->Flags, SEALED_CASE);
|
|
PRINTFLAG(fadt->Flags, HEADLESS);
|
|
PRINTFLAG(fadt->Flags, SLEEP_TYPE);
|
|
PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE);
|
|
PRINTFLAG(fadt->Flags, PLATFORM_CLOCK);
|
|
PRINTFLAG(fadt->Flags, S4_RTC_VALID);
|
|
PRINTFLAG(fadt->Flags, REMOTE_POWER_ON);
|
|
PRINTFLAG(fadt->Flags, APIC_CLUSTER);
|
|
PRINTFLAG(fadt->Flags, APIC_PHYSICAL);
|
|
PRINTFLAG(fadt->Flags, HW_REDUCED);
|
|
PRINTFLAG(fadt->Flags, LOW_POWER_S0);
|
|
PRINTFLAG_END();
|
|
|
|
#undef PRINTFLAG
|
|
|
|
if (fadt->Flags & ACPI_FADT_RESET_REGISTER) {
|
|
printf("\tRESET_REG=");
|
|
acpi_print_gas(&fadt->ResetRegister);
|
|
printf(", RESET_VALUE=%#x\n", fadt->ResetValue);
|
|
}
|
|
if (acpi_get_fadt_revision(fadt) > 1) {
|
|
printf("\tX_FACS=0x%016jx, ", (uintmax_t)fadt->XFacs);
|
|
printf("X_DSDT=0x%016jx\n", (uintmax_t)fadt->XDsdt);
|
|
printf("\tX_PM1a_EVT_BLK=");
|
|
acpi_print_gas(&fadt->XPm1aEventBlock);
|
|
if (fadt->XPm1bEventBlock.Address != 0) {
|
|
printf("\n\tX_PM1b_EVT_BLK=");
|
|
acpi_print_gas(&fadt->XPm1bEventBlock);
|
|
}
|
|
printf("\n\tX_PM1a_CNT_BLK=");
|
|
acpi_print_gas(&fadt->XPm1aControlBlock);
|
|
if (fadt->XPm1bControlBlock.Address != 0) {
|
|
printf("\n\tX_PM1b_CNT_BLK=");
|
|
acpi_print_gas(&fadt->XPm1bControlBlock);
|
|
}
|
|
if (fadt->XPm2ControlBlock.Address != 0) {
|
|
printf("\n\tX_PM2_CNT_BLK=");
|
|
acpi_print_gas(&fadt->XPm2ControlBlock);
|
|
}
|
|
printf("\n\tX_PM_TMR_BLK=");
|
|
acpi_print_gas(&fadt->XPmTimerBlock);
|
|
if (fadt->XGpe0Block.Address != 0) {
|
|
printf("\n\tX_GPE0_BLK=");
|
|
acpi_print_gas(&fadt->XGpe0Block);
|
|
}
|
|
if (fadt->XGpe1Block.Address != 0) {
|
|
printf("\n\tX_GPE1_BLK=");
|
|
acpi_print_gas(&fadt->XGpe1Block);
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_print_facs(ACPI_TABLE_FACS *facs)
|
|
{
|
|
printf(BEGIN_COMMENT);
|
|
printf(" FACS:\tLength=%u, ", facs->Length);
|
|
printf("HwSig=0x%08x, ", facs->HardwareSignature);
|
|
printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector);
|
|
|
|
printf("\tGlobal_Lock=");
|
|
if (facs->GlobalLock != 0) {
|
|
if (facs->GlobalLock & ACPI_GLOCK_PENDING)
|
|
printf("PENDING,");
|
|
if (facs->GlobalLock & ACPI_GLOCK_OWNED)
|
|
printf("OWNED");
|
|
}
|
|
printf("\n");
|
|
|
|
printf("\tFlags=");
|
|
if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT)
|
|
printf("S4BIOS");
|
|
printf("\n");
|
|
|
|
if (facs->XFirmwareWakingVector != 0)
|
|
printf("\tX_Firm_Wake_Vec=%016jx\n",
|
|
(uintmax_t)facs->XFirmwareWakingVector);
|
|
printf("\tVersion=%u\n", facs->Version);
|
|
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp)
|
|
{
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(dsdp);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
int
|
|
acpi_checksum(void *p, size_t length)
|
|
{
|
|
uint8_t *bp;
|
|
uint8_t sum;
|
|
|
|
bp = p;
|
|
sum = 0;
|
|
while (length--)
|
|
sum += *bp++;
|
|
|
|
return (sum);
|
|
}
|
|
|
|
static ACPI_TABLE_HEADER *
|
|
acpi_map_sdt(vm_offset_t pa)
|
|
{
|
|
ACPI_TABLE_HEADER *sp;
|
|
|
|
sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER));
|
|
sp = acpi_map_physical(pa, sp->Length);
|
|
return (sp);
|
|
}
|
|
|
|
static void
|
|
acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp)
|
|
{
|
|
printf(BEGIN_COMMENT);
|
|
printf(" RSD PTR: OEM=");
|
|
acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE);
|
|
printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x",
|
|
rp->Revision);
|
|
if (rp->Revision < 2) {
|
|
printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress,
|
|
rp->Checksum);
|
|
} else {
|
|
printf("\tXSDT=0x%016jx, length=%u, cksum=%u\n",
|
|
(uintmax_t)rp->XsdtPhysicalAddress, rp->Length,
|
|
rp->ExtendedChecksum);
|
|
}
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
static void
|
|
acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp)
|
|
{
|
|
ACPI_TABLE_HEADER *sdp;
|
|
ACPI_TABLE_RSDT *rsdt;
|
|
ACPI_TABLE_XSDT *xsdt;
|
|
vm_offset_t addr;
|
|
int entries, i;
|
|
|
|
acpi_print_rsdt(rsdp);
|
|
rsdt = (ACPI_TABLE_RSDT *)rsdp;
|
|
xsdt = (ACPI_TABLE_XSDT *)rsdp;
|
|
entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
|
|
for (i = 0; i < entries; i++) {
|
|
if (addr_size == 4)
|
|
addr = le32toh(rsdt->TableOffsetEntry[i]);
|
|
else
|
|
addr = le64toh(xsdt->TableOffsetEntry[i]);
|
|
if (addr == 0)
|
|
continue;
|
|
sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
|
|
if (acpi_checksum(sdp, sdp->Length)) {
|
|
warnx("RSDT entry %d (sig %.4s) is corrupt", i,
|
|
sdp->Signature);
|
|
continue;
|
|
}
|
|
if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4))
|
|
acpi_handle_fadt(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4))
|
|
acpi_handle_madt(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4))
|
|
acpi_handle_hpet(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4))
|
|
acpi_handle_ecdt(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4))
|
|
acpi_handle_mcfg(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4))
|
|
acpi_handle_slit(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4))
|
|
acpi_handle_srat(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4))
|
|
acpi_handle_tcpa(sdp);
|
|
else if (!memcmp(sdp->Signature, ACPI_SIG_DMAR, 4))
|
|
acpi_handle_dmar(sdp);
|
|
else {
|
|
printf(BEGIN_COMMENT);
|
|
acpi_print_sdt(sdp);
|
|
printf(END_COMMENT);
|
|
}
|
|
}
|
|
}
|
|
|
|
ACPI_TABLE_HEADER *
|
|
sdt_load_devmem(void)
|
|
{
|
|
ACPI_TABLE_RSDP *rp;
|
|
ACPI_TABLE_HEADER *rsdp;
|
|
|
|
rp = acpi_find_rsd_ptr();
|
|
if (!rp)
|
|
errx(1, "Can't find ACPI information");
|
|
|
|
if (tflag)
|
|
acpi_print_rsd_ptr(rp);
|
|
if (rp->Revision < 2) {
|
|
rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress);
|
|
if (memcmp(rsdp->Signature, "RSDT", 4) != 0 ||
|
|
acpi_checksum(rsdp, rsdp->Length) != 0)
|
|
errx(1, "RSDT is corrupted");
|
|
addr_size = sizeof(uint32_t);
|
|
} else {
|
|
rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress);
|
|
if (memcmp(rsdp->Signature, "XSDT", 4) != 0 ||
|
|
acpi_checksum(rsdp, rsdp->Length) != 0)
|
|
errx(1, "XSDT is corrupted");
|
|
addr_size = sizeof(uint64_t);
|
|
}
|
|
return (rsdp);
|
|
}
|
|
|
|
/* Write the DSDT to a file, concatenating any SSDTs (if present). */
|
|
static int
|
|
write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt)
|
|
{
|
|
ACPI_TABLE_HEADER sdt;
|
|
ACPI_TABLE_HEADER *ssdt;
|
|
uint8_t sum;
|
|
|
|
/* Create a new checksum to account for the DSDT and any SSDTs. */
|
|
sdt = *dsdt;
|
|
if (rsdt != NULL) {
|
|
sdt.Checksum = 0;
|
|
sum = acpi_checksum(dsdt + 1, dsdt->Length -
|
|
sizeof(ACPI_TABLE_HEADER));
|
|
ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL);
|
|
while (ssdt != NULL) {
|
|
sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER);
|
|
sum += acpi_checksum(ssdt + 1,
|
|
ssdt->Length - sizeof(ACPI_TABLE_HEADER));
|
|
ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt);
|
|
}
|
|
sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER));
|
|
sdt.Checksum -= sum;
|
|
}
|
|
|
|
/* Write out the DSDT header and body. */
|
|
write(fd, &sdt, sizeof(ACPI_TABLE_HEADER));
|
|
write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER));
|
|
|
|
/* Write out any SSDTs (if present.) */
|
|
if (rsdt != NULL) {
|
|
ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL);
|
|
while (ssdt != NULL) {
|
|
write(fd, ssdt + 1, ssdt->Length -
|
|
sizeof(ACPI_TABLE_HEADER));
|
|
ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
|
|
{
|
|
int fd;
|
|
mode_t mode;
|
|
|
|
assert(outfile != NULL);
|
|
mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
|
|
fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode);
|
|
if (fd == -1) {
|
|
perror("dsdt_save_file");
|
|
return;
|
|
}
|
|
write_dsdt(fd, rsdt, dsdp);
|
|
close(fd);
|
|
}
|
|
|
|
void
|
|
aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp)
|
|
{
|
|
char buf[PATH_MAX], tmpstr[PATH_MAX], wrkdir[PATH_MAX];
|
|
const char *iname = "/acpdump.din";
|
|
const char *oname = "/acpdump.dsl";
|
|
const char *tmpdir;
|
|
FILE *fp;
|
|
size_t len;
|
|
int fd, status;
|
|
pid_t pid;
|
|
|
|
tmpdir = getenv("TMPDIR");
|
|
if (tmpdir == NULL)
|
|
tmpdir = _PATH_TMP;
|
|
if (realpath(tmpdir, buf) == NULL) {
|
|
perror("realpath tmp dir");
|
|
return;
|
|
}
|
|
len = sizeof(wrkdir) - strlen(iname);
|
|
if ((size_t)snprintf(wrkdir, len, "%s/acpidump.XXXXXX", buf) > len-1 ) {
|
|
fprintf(stderr, "$TMPDIR too long\n");
|
|
return;
|
|
}
|
|
if (mkdtemp(wrkdir) == NULL) {
|
|
perror("mkdtemp tmp working dir");
|
|
return;
|
|
}
|
|
len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, iname);
|
|
assert(len <= sizeof(tmpstr) - 1);
|
|
fd = open(tmpstr, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR);
|
|
if (fd < 0) {
|
|
perror("iasl tmp file");
|
|
return;
|
|
}
|
|
write_dsdt(fd, rsdt, dsdp);
|
|
close(fd);
|
|
|
|
/* Run iasl -d on the temp file */
|
|
if ((pid = fork()) == 0) {
|
|
close(STDOUT_FILENO);
|
|
if (vflag == 0)
|
|
close(STDERR_FILENO);
|
|
execl("/usr/sbin/iasl", "iasl", "-d", tmpstr, NULL);
|
|
err(1, "exec");
|
|
}
|
|
if (pid > 0)
|
|
wait(&status);
|
|
if (unlink(tmpstr) < 0) {
|
|
perror("unlink");
|
|
goto out;
|
|
}
|
|
if (pid < 0) {
|
|
perror("fork");
|
|
goto out;
|
|
}
|
|
if (status != 0) {
|
|
fprintf(stderr, "iast exit status = %d\n", status);
|
|
}
|
|
|
|
/* Dump iasl's output to stdout */
|
|
len = (size_t)snprintf(tmpstr, sizeof(tmpstr), "%s%s", wrkdir, oname);
|
|
assert(len <= sizeof(tmpstr) - 1);
|
|
fp = fopen(tmpstr, "r");
|
|
if (unlink(tmpstr) < 0) {
|
|
perror("unlink");
|
|
goto out;
|
|
}
|
|
if (fp == NULL) {
|
|
perror("iasl tmp file (read)");
|
|
goto out;
|
|
}
|
|
while ((len = fread(buf, 1, sizeof(buf), fp)) > 0)
|
|
fwrite(buf, 1, len, stdout);
|
|
fclose(fp);
|
|
|
|
out:
|
|
if (rmdir(wrkdir) < 0)
|
|
perror("rmdir");
|
|
}
|
|
|
|
void
|
|
sdt_print_all(ACPI_TABLE_HEADER *rsdp)
|
|
{
|
|
acpi_handle_rsdt(rsdp);
|
|
}
|
|
|
|
/* Fetch a table matching the given signature via the RSDT. */
|
|
ACPI_TABLE_HEADER *
|
|
sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last)
|
|
{
|
|
ACPI_TABLE_HEADER *sdt;
|
|
ACPI_TABLE_RSDT *rsdt;
|
|
ACPI_TABLE_XSDT *xsdt;
|
|
vm_offset_t addr;
|
|
int entries, i;
|
|
|
|
rsdt = (ACPI_TABLE_RSDT *)rsdp;
|
|
xsdt = (ACPI_TABLE_XSDT *)rsdp;
|
|
entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size;
|
|
for (i = 0; i < entries; i++) {
|
|
if (addr_size == 4)
|
|
addr = le32toh(rsdt->TableOffsetEntry[i]);
|
|
else
|
|
addr = le64toh(xsdt->TableOffsetEntry[i]);
|
|
if (addr == 0)
|
|
continue;
|
|
sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr);
|
|
if (last != NULL) {
|
|
if (sdt == last)
|
|
last = NULL;
|
|
continue;
|
|
}
|
|
if (memcmp(sdt->Signature, sig, strlen(sig)))
|
|
continue;
|
|
if (acpi_checksum(sdt, sdt->Length))
|
|
errx(1, "RSDT entry %d is corrupt", i);
|
|
return (sdt);
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
ACPI_TABLE_HEADER *
|
|
dsdt_from_fadt(ACPI_TABLE_FADT *fadt)
|
|
{
|
|
ACPI_TABLE_HEADER *sdt;
|
|
|
|
/* Use the DSDT address if it is version 1, otherwise use XDSDT. */
|
|
if (acpi_get_fadt_revision(fadt) == 1)
|
|
sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt);
|
|
else
|
|
sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt);
|
|
if (acpi_checksum(sdt, sdt->Length))
|
|
errx(1, "DSDT is corrupt\n");
|
|
return (sdt);
|
|
}
|