638 lines
16 KiB
C
638 lines
16 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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* $Id: acpi.c,v 1.4 2000/08/09 14:47:52 iwasaki Exp $
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/stat.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 <stdio.h>
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#include <unistd.h>
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#include "acpidump.h"
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#include "aml/aml_env.h"
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#include "aml/aml_common.h"
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#define BEGIN_COMMENT "/*\n"
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#define END_COMMENT " */\n"
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struct ACPIsdt dsdt_header = {
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"DSDT", 0, 1, 0, "OEMID", "OEMTBLID", 0x12345678, "CRTR", 0x12345678
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};
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static void
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acpi_trim_string(char *s, size_t length)
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{
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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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s[length-- - 1] = '\0';
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}
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static void
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acpi_print_dsdt_definition(void)
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{
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char oemid[6 + 1];
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char oemtblid[8 + 1];
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acpi_trim_string(dsdt_header.oemid, 6);
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acpi_trim_string(dsdt_header.oemtblid, 8);
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strncpy(oemid, dsdt_header.oemid, 6);
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oemid[6] = '\0';
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strncpy(oemtblid, dsdt_header.oemtblid, 8);
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oemtblid[8] = '\0';
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printf("DefinitionBlock (\n"
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" \"acpi_dsdt.aml\", //Output filename\n"
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" \"DSDT\", //Signature\n"
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" 0x%x, //DSDT Revision\n"
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" \"%s\", //OEMID\n"
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" \"%s\", //TABLE ID\n"
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" 0x%x //OEM Revision\n)\n",
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dsdt_header.rev, oemid, oemtblid, dsdt_header.oemrev);
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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_handle_dsdt(struct ACPIsdt *dsdp)
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{
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u_int8_t *dp;
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u_int8_t *end;
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acpi_print_dsdt(dsdp);
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dp = (u_int8_t *)dsdp->body;
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end = (u_int8_t *)dsdp + dsdp->len;
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acpi_dump_dsdt(dp, end);
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}
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static void
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acpi_handle_facp(struct FACPbody *facp)
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{
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struct ACPIsdt *dsdp;
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acpi_print_facp(facp);
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dsdp = (struct ACPIsdt *) acpi_map_sdt(facp->dsdt_ptr);
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if (acpi_checksum(dsdp, dsdp->len))
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errx(1, "DSDT is corrupt\n");
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acpi_handle_dsdt(dsdp);
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aml_dump(dsdp);
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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_local_apic(u_char cpu_id, u_char apic_id, u_int32_t flags)
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{
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acpi_print_cpu(cpu_id);
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printf("\tFlags={");
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if (flags & ACPI_MADT_APIC_LOCAL_FLAG_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", (u_int)apic_id);
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}
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static void
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acpi_print_io_apic(u_char apic_id, u_int32_t int_base, u_int64_t apic_addr)
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{
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u_int addr_hi;
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printf("\tAPIC ID=%d\n", (u_int)apic_id);
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printf("\tINT BASE=%d\n", int_base);
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printf("\tADDR=0x");
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addr_hi = apic_addr >> 32;
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if (addr_hi != 0) {
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printf("%08x", addr_hi);
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apic_addr &= 0xffffffff;
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}
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printf("%08x\n", (u_int)apic_addr);
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}
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static void
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acpi_print_mps_flags(u_int16_t flags)
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{
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printf("\tFlags={Polarity=");
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switch (flags & MPS_INT_FLAG_POLARITY_MASK) {
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case MPS_INT_FLAG_POLARITY_CONFORM:
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printf("conforming");
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break;
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case MPS_INT_FLAG_POLARITY_HIGH:
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printf("active-hi");
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break;
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case MPS_INT_FLAG_POLARITY_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 & MPS_INT_FLAG_POLARITY_MASK);
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break;
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}
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printf(", Trigger=");
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switch (flags & MPS_INT_FLAG_TRIGGER_MASK) {
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case MPS_INT_FLAG_TRIGGER_CONFORM:
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printf("conforming");
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break;
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case MPS_INT_FLAG_TRIGGER_EDGE:
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printf("edge");
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break;
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case MPS_INT_FLAG_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 & MPS_INT_FLAG_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_intr(u_int32_t intr, u_int16_t mps_flags)
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{
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printf("\tINTR=%d\n", (u_int)intr);
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acpi_print_mps_flags(mps_flags);
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}
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const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", "NMI",
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"Local NMI", "Local APIC Override", "IO SAPIC",
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"Local SAPIC", "Platform Interrupt" };
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const char *platform_int_types[] = { "PMI", "INIT",
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"Corrected Platform Error" };
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static void
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acpi_print_apic(struct MADT_APIC *mp)
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{
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printf("\tType=%s\n", apic_types[mp->type]);
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switch (mp->type) {
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case ACPI_MADT_APIC_TYPE_LOCAL_APIC:
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acpi_print_local_apic(mp->body.local_apic.cpu_id,
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mp->body.local_apic.apic_id, mp->body.local_apic.flags);
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break;
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case ACPI_MADT_APIC_TYPE_IO_APIC:
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acpi_print_io_apic(mp->body.io_apic.apic_id,
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mp->body.io_apic.int_base,
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mp->body.io_apic.apic_addr);
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break;
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case ACPI_MADT_APIC_TYPE_INT_OVERRIDE:
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printf("\tBUS=%d\n", (u_int)mp->body.int_override.bus);
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printf("\tIRQ=%d\n", (u_int)mp->body.int_override.source);
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acpi_print_intr(mp->body.int_override.intr,
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mp->body.int_override.mps_flags);
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break;
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case ACPI_MADT_APIC_TYPE_NMI:
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acpi_print_intr(mp->body.nmi.intr, mp->body.nmi.mps_flags);
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break;
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case ACPI_MADT_APIC_TYPE_LOCAL_NMI:
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acpi_print_cpu(mp->body.local_nmi.cpu_id);
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printf("\tLINT Pin=%d\n", mp->body.local_nmi.lintpin);
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acpi_print_mps_flags(mp->body.local_nmi.mps_flags);
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break;
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case ACPI_MADT_APIC_TYPE_LOCAL_OVERRIDE:
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printf("\tLocal APIC ADDR=0x%08x%08x\n",
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(u_int)(mp->body.local_apic_override.apic_addr >> 32),
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(u_int)(mp->body.local_apic_override.apic_addr & 0xffffffff));
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break;
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case ACPI_MADT_APIC_TYPE_IO_SAPIC:
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acpi_print_io_apic(mp->body.io_sapic.apic_id,
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mp->body.io_sapic.int_base,
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mp->body.io_sapic.apic_addr);
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break;
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case ACPI_MADT_APIC_TYPE_LOCAL_SAPIC:
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acpi_print_local_apic(mp->body.local_sapic.cpu_id,
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mp->body.local_sapic.apic_id, mp->body.local_sapic.flags);
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printf("\tAPIC EID=%d\n", (u_int)mp->body.local_sapic.apic_eid);
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break;
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case ACPI_MADT_APIC_TYPE_INT_SRC:
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printf("\tType=%s\n",
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platform_int_types[mp->body.int_src.type]);
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printf("\tCPU ID=%d\n", (u_int)mp->body.int_src.cpu_id);
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printf("\tCPU EID=%d\n", (u_int)mp->body.int_src.cpu_id);
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printf("\tSAPIC Vector=%d\n",
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(u_int)mp->body.int_src.sapic_vector);
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acpi_print_intr(mp->body.int_src.intr,
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mp->body.int_src.mps_flags);
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break;
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default:
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printf("\tUnknown type %d\n", (u_int)mp->type);
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}
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}
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static void
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acpi_handle_apic(struct ACPIsdt *sdp)
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{
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struct MADTbody *madtp;
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struct MADT_APIC *madt_apicp;
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acpi_print_sdt(sdp);
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madtp = (struct MADTbody *) sdp->body;
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printf(BEGIN_COMMENT);
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printf("\tLocal APIC ADDR=0x%08x\n", madtp->lapic_addr);
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printf("\tFlags={");
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if (madtp->flags & ACPI_APIC_FLAG_PCAT_COMPAT)
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printf("PC-AT");
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printf("}\n");
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madt_apicp = (struct MADT_APIC *) madtp->body;
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while (((uintptr_t)madt_apicp) - ((uintptr_t)sdp) < sdp->len) {
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printf("\n");
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acpi_print_apic(madt_apicp);
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madt_apicp = (struct MADT_APIC *) ((char *)madt_apicp +
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madt_apicp->len);
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}
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printf(END_COMMENT);
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}
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static void
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acpi_handle_hpet(struct ACPIsdt *sdp)
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{
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struct HPETbody *hpetp;
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acpi_print_sdt(sdp);
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hpetp = (struct HPETbody *) sdp->body;
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printf(BEGIN_COMMENT);
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printf("\tHPET Number=%d\n", hpetp->hpet_number);
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printf("\tADDR=0x%08x\n", hpetp->base_addr);
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printf("\tHW Rev=0x%x\n", hpetp->block_hwrev);
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printf("\tComparitors=%d\n", hpetp->block_comparitors);
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printf("\tCounter Size=%d\n", hpetp->block_counter_size);
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printf("\tLegacy IRQ routing capable={");
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if (hpetp->block_legacy_capable)
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printf("TRUE}\n");
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else
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printf("FALSE}\n");
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printf("\tPCI Vendor ID=0x%04x\n", hpetp->block_pcivendor);
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printf("\tMinimal Tick=%d\n", hpetp->clock_tick);
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printf(END_COMMENT);
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}
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static void
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init_namespace()
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{
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struct aml_environ env;
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struct aml_name *newname;
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aml_new_name_group(AML_NAME_GROUP_OS_DEFINED);
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env.curname = aml_get_rootname();
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newname = aml_create_name(&env, "\\_OS_");
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newname->property = aml_alloc_object(aml_t_string, NULL);
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newname->property->str.needfree = 0;
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newname->property->str.string = "Microsoft Windows NT";
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}
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/*
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* Public interfaces
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*/
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void
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acpi_dump_dsdt(u_int8_t *dp, u_int8_t *end)
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{
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extern struct aml_environ asl_env;
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acpi_print_dsdt_definition();
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/* 1st stage: parse only w/o printing */
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init_namespace();
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aml_new_name_group((int)dp);
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bzero(&asl_env, sizeof(asl_env));
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asl_env.dp = dp;
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asl_env.end = end;
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asl_env.curname = aml_get_rootname();
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aml_local_stack_push(aml_local_stack_create());
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aml_parse_objectlist(&asl_env, 0);
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aml_local_stack_delete(aml_local_stack_pop());
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assert(asl_env.dp == asl_env.end);
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asl_env.dp = dp;
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/* 2nd stage: dump whole object list */
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printf("\n{\n");
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asl_dump_objectlist(&dp, end, 0);
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printf("\n}\n");
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assert(dp == end);
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}
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void
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acpi_print_sdt(struct ACPIsdt *sdp)
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{
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printf(BEGIN_COMMENT);
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acpi_print_string(sdp->signature, 4);
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printf(": Length=%d, Revision=%d, Checksum=%d,\n",
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sdp->len, sdp->rev, sdp->check);
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printf("\tOEMID=");
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acpi_print_string(sdp->oemid, 6);
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printf(", OEM Table ID=");
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acpi_print_string(sdp->oemtblid, 8);
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printf(", OEM Revision=0x%x,\n", sdp->oemrev);
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printf("\tCreator ID=");
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acpi_print_string(sdp->creator, 4);
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printf(", Creator Revision=0x%x\n", sdp->crerev);
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printf(END_COMMENT);
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if (!memcmp(sdp->signature, "DSDT", 4)) {
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memcpy(&dsdt_header, sdp, sizeof(dsdt_header));
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}
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}
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void
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acpi_print_rsdt(struct ACPIsdt *rsdp)
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{
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int i, entries;
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acpi_print_sdt(rsdp);
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entries = (rsdp->len - SIZEOF_SDT_HDR) / sizeof(u_int32_t);
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printf(BEGIN_COMMENT);
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printf("\tEntries={ ");
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for (i = 0; i < entries; i++) {
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if (i > 0)
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printf(", ");
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printf("0x%08x", rsdp->body[i]);
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}
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printf(" }\n");
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printf(END_COMMENT);
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}
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void
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acpi_print_facp(struct FACPbody *facp)
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{
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char sep;
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printf(BEGIN_COMMENT);
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printf("\tDSDT=0x%x\n", facp->dsdt_ptr);
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printf("\tINT_MODEL=%s\n", facp->int_model ? "APIC" : "PIC");
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printf("\tSCI_INT=%d\n", facp->sci_int);
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printf("\tSMI_CMD=0x%x, ", facp->smi_cmd);
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printf("ACPI_ENABLE=0x%x, ", facp->acpi_enable);
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printf("ACPI_DISABLE=0x%x, ", facp->acpi_disable);
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printf("S4BIOS_REQ=0x%x\n", facp->s4biosreq);
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if (facp->pm1a_evt_blk)
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printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
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facp->pm1a_evt_blk,
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facp->pm1a_evt_blk + facp->pm1_evt_len - 1);
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if (facp->pm1b_evt_blk)
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printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
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facp->pm1b_evt_blk,
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facp->pm1b_evt_blk + facp->pm1_evt_len - 1);
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if (facp->pm1a_cnt_blk)
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printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
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facp->pm1a_cnt_blk,
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facp->pm1a_cnt_blk + facp->pm1_cnt_len - 1);
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if (facp->pm1b_cnt_blk)
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printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
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facp->pm1b_cnt_blk,
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facp->pm1b_cnt_blk + facp->pm1_cnt_len - 1);
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if (facp->pm2_cnt_blk)
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printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
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facp->pm2_cnt_blk,
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facp->pm2_cnt_blk + facp->pm2_cnt_len - 1);
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if (facp->pm_tmr_blk)
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printf("\tPM2_TMR_BLK=0x%x-0x%x\n",
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facp->pm_tmr_blk,
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facp->pm_tmr_blk + facp->pm_tmr_len - 1);
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if (facp->gpe0_blk)
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printf("\tPM2_GPE0_BLK=0x%x-0x%x\n",
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facp->gpe0_blk,
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facp->gpe0_blk + facp->gpe0_len - 1);
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if (facp->gpe1_blk)
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printf("\tPM2_GPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
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facp->gpe1_blk,
|
|
facp->gpe1_blk + facp->gpe1_len - 1,
|
|
facp->gpe1_base);
|
|
printf("\tP_LVL2_LAT=%dms, P_LVL3_LAT=%dms\n",
|
|
facp->p_lvl2_lat, facp->p_lvl3_lat);
|
|
printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n",
|
|
facp->flush_size, facp->flush_stride);
|
|
printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n",
|
|
facp->duty_off, facp->duty_width);
|
|
printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n",
|
|
facp->day_alrm, facp->mon_alrm, facp->century);
|
|
printf("\tFlags=");
|
|
sep = '{';
|
|
|
|
#define PRINTFLAG(xx) do { \
|
|
if (facp->flags & ACPI_FACP_FLAG_## xx) { \
|
|
printf("%c%s", sep, #xx); sep = ','; \
|
|
} \
|
|
} while (0)
|
|
|
|
PRINTFLAG(WBINVD);
|
|
PRINTFLAG(WBINVD_FLUSH);
|
|
PRINTFLAG(PROC_C1);
|
|
PRINTFLAG(P_LVL2_UP);
|
|
PRINTFLAG(PWR_BUTTON);
|
|
PRINTFLAG(SLP_BUTTON);
|
|
PRINTFLAG(FIX_RTC);
|
|
PRINTFLAG(RTC_S4);
|
|
PRINTFLAG(TMR_VAL_EXT);
|
|
PRINTFLAG(DCK_CAP);
|
|
|
|
#undef PRINTFLAG
|
|
|
|
printf("}\n");
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
void
|
|
acpi_print_dsdt(struct ACPIsdt *dsdp)
|
|
{
|
|
|
|
acpi_print_sdt(dsdp);
|
|
}
|
|
|
|
int
|
|
acpi_checksum(void *p, size_t length)
|
|
{
|
|
u_int8_t *bp;
|
|
u_int8_t sum;
|
|
|
|
bp = p;
|
|
sum = 0;
|
|
while (length--)
|
|
sum += *bp++;
|
|
|
|
return (sum);
|
|
}
|
|
|
|
struct ACPIsdt *
|
|
acpi_map_sdt(vm_offset_t pa)
|
|
{
|
|
struct ACPIsdt *sp;
|
|
|
|
sp = acpi_map_physical(pa, sizeof(struct ACPIsdt));
|
|
sp = acpi_map_physical(pa, sp->len);
|
|
return (sp);
|
|
}
|
|
|
|
void
|
|
acpi_print_rsd_ptr(struct ACPIrsdp *rp)
|
|
{
|
|
|
|
printf(BEGIN_COMMENT);
|
|
printf("RSD PTR: Checksum=%d, OEMID=", rp->sum);
|
|
acpi_print_string(rp->oem, 6);
|
|
printf(", RsdtAddress=0x%08x\n", rp->rsdt_addr);
|
|
printf(END_COMMENT);
|
|
}
|
|
|
|
void
|
|
acpi_handle_rsdt(struct ACPIsdt *rsdp)
|
|
{
|
|
int i;
|
|
int entries;
|
|
struct ACPIsdt *sdp;
|
|
|
|
entries = (rsdp->len - SIZEOF_SDT_HDR) / sizeof(u_int32_t);
|
|
acpi_print_rsdt(rsdp);
|
|
for (i = 0; i < entries; i++) {
|
|
sdp = (struct ACPIsdt *) acpi_map_sdt(rsdp->body[i]);
|
|
if (acpi_checksum(sdp, sdp->len))
|
|
errx(1, "RSDT entry %d is corrupt\n", i);
|
|
if (!memcmp(sdp->signature, "FACP", 4)) {
|
|
acpi_handle_facp((struct FACPbody *) sdp->body);
|
|
} else if (!memcmp(sdp->signature, "APIC", 4)) {
|
|
acpi_handle_apic(sdp);
|
|
} else if (!memcmp(sdp->signature, "HPET", 4)) {
|
|
acpi_handle_hpet(sdp);
|
|
} else {
|
|
acpi_print_sdt(sdp);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Dummy functions
|
|
*/
|
|
|
|
void
|
|
aml_dbgr(struct aml_environ *env1, struct aml_environ *env2)
|
|
{
|
|
/* do nothing */
|
|
}
|
|
|
|
int
|
|
aml_region_read_simple(struct aml_region_handle *h, vm_offset_t offset,
|
|
u_int32_t *valuep)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_write_simple(struct aml_region_handle *h, vm_offset_t offset,
|
|
u_int32_t value)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
u_int32_t
|
|
aml_region_prompt_read(struct aml_region_handle *h, u_int32_t value)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
u_int32_t
|
|
aml_region_prompt_write(struct aml_region_handle *h, u_int32_t value)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_prompt_update_value(u_int32_t orgval, u_int32_t value,
|
|
struct aml_region_handle *h)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
u_int32_t
|
|
aml_region_read(struct aml_environ *env, int regtype, u_int32_t flags,
|
|
u_int32_t addr, u_int32_t bitoffset, u_int32_t bitlen)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_write(struct aml_environ *env, int regtype, u_int32_t flags,
|
|
u_int32_t value, u_int32_t addr, u_int32_t bitoffset, u_int32_t bitlen)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_write_from_buffer(struct aml_environ *env, int regtype,
|
|
u_int32_t flags, u_int8_t *buffer, u_int32_t addr, u_int32_t bitoffset,
|
|
u_int32_t bitlen)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_bcopy(struct aml_environ *env, int regtype, u_int32_t flags,
|
|
u_int32_t addr, u_int32_t bitoffset, u_int32_t bitlen,
|
|
u_int32_t dflags, u_int32_t daddr,
|
|
u_int32_t dbitoffset, u_int32_t dbitlen)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
aml_region_read_into_buffer(struct aml_environ *env, int regtype,
|
|
u_int32_t flags, u_int32_t addr, u_int32_t bitoffset,
|
|
u_int32_t bitlen, u_int8_t *buffer)
|
|
{
|
|
return (0);
|
|
}
|
|
|