freebsd-dev/usr.sbin/acpi/acpidump/acpi.c
2003-08-02 01:58:33 +00:00

638 lines
16 KiB
C

/*-
* Copyright (c) 1998 Doug Rabson
* Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: acpi.c,v 1.4 2000/08/09 14:47:52 iwasaki Exp $
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/stat.h>
#include <assert.h>
#include <err.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include "acpidump.h"
#include "aml/aml_env.h"
#include "aml/aml_common.h"
#define BEGIN_COMMENT "/*\n"
#define END_COMMENT " */\n"
struct ACPIsdt dsdt_header = {
"DSDT", 0, 1, 0, "OEMID", "OEMTBLID", 0x12345678, "CRTR", 0x12345678
};
static void
acpi_trim_string(char *s, size_t length)
{
/* Trim trailing spaces and NULLs */
while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
s[length-- - 1] = '\0';
}
static void
acpi_print_dsdt_definition(void)
{
char oemid[6 + 1];
char oemtblid[8 + 1];
acpi_trim_string(dsdt_header.oemid, 6);
acpi_trim_string(dsdt_header.oemtblid, 8);
strncpy(oemid, dsdt_header.oemid, 6);
oemid[6] = '\0';
strncpy(oemtblid, dsdt_header.oemtblid, 8);
oemtblid[8] = '\0';
printf("DefinitionBlock (\n"
" \"acpi_dsdt.aml\", //Output filename\n"
" \"DSDT\", //Signature\n"
" 0x%x, //DSDT Revision\n"
" \"%s\", //OEMID\n"
" \"%s\", //TABLE ID\n"
" 0x%x //OEM Revision\n)\n",
dsdt_header.rev, oemid, oemtblid, dsdt_header.oemrev);
}
static void
acpi_print_string(char *s, size_t length)
{
int c;
/* Trim trailing spaces and NULLs */
while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0'))
length--;
while (length--) {
c = *s++;
putchar(c);
}
}
static void
acpi_handle_dsdt(struct ACPIsdt *dsdp)
{
u_int8_t *dp;
u_int8_t *end;
acpi_print_dsdt(dsdp);
dp = (u_int8_t *)dsdp->body;
end = (u_int8_t *)dsdp + dsdp->len;
acpi_dump_dsdt(dp, end);
}
static void
acpi_handle_facp(struct FACPbody *facp)
{
struct ACPIsdt *dsdp;
acpi_print_facp(facp);
dsdp = (struct ACPIsdt *) acpi_map_sdt(facp->dsdt_ptr);
if (acpi_checksum(dsdp, dsdp->len))
errx(1, "DSDT is corrupt\n");
acpi_handle_dsdt(dsdp);
aml_dump(dsdp);
}
static void
acpi_print_cpu(u_char cpu_id)
{
printf("\tACPI CPU=");
if (cpu_id == 0xff)
printf("ALL\n");
else
printf("%d\n", (u_int)cpu_id);
}
static void
acpi_print_local_apic(u_char cpu_id, u_char apic_id, u_int32_t flags)
{
acpi_print_cpu(cpu_id);
printf("\tFlags={");
if (flags & ACPI_MADT_APIC_LOCAL_FLAG_ENABLED)
printf("ENABLED");
else
printf("DISABLED");
printf("}\n");
printf("\tAPIC ID=%d\n", (u_int)apic_id);
}
static void
acpi_print_io_apic(u_char apic_id, u_int32_t int_base, u_int64_t apic_addr)
{
u_int addr_hi;
printf("\tAPIC ID=%d\n", (u_int)apic_id);
printf("\tINT BASE=%d\n", int_base);
printf("\tADDR=0x");
addr_hi = apic_addr >> 32;
if (addr_hi != 0) {
printf("%08x", addr_hi);
apic_addr &= 0xffffffff;
}
printf("%08x\n", (u_int)apic_addr);
}
static void
acpi_print_mps_flags(u_int16_t flags)
{
printf("\tFlags={Polarity=");
switch (flags & MPS_INT_FLAG_POLARITY_MASK) {
case MPS_INT_FLAG_POLARITY_CONFORM:
printf("conforming");
break;
case MPS_INT_FLAG_POLARITY_HIGH:
printf("active-hi");
break;
case MPS_INT_FLAG_POLARITY_LOW:
printf("active-lo");
break;
default:
printf("0x%x", flags & MPS_INT_FLAG_POLARITY_MASK);
break;
}
printf(", Trigger=");
switch (flags & MPS_INT_FLAG_TRIGGER_MASK) {
case MPS_INT_FLAG_TRIGGER_CONFORM:
printf("conforming");
break;
case MPS_INT_FLAG_TRIGGER_EDGE:
printf("edge");
break;
case MPS_INT_FLAG_TRIGGER_LEVEL:
printf("level");
break;
default:
printf("0x%x", (flags & MPS_INT_FLAG_TRIGGER_MASK) >> 2);
}
printf("}\n");
}
static void
acpi_print_intr(u_int32_t intr, u_int16_t mps_flags)
{
printf("\tINTR=%d\n", (u_int)intr);
acpi_print_mps_flags(mps_flags);
}
const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", "NMI",
"Local NMI", "Local APIC Override", "IO SAPIC",
"Local SAPIC", "Platform Interrupt" };
const char *platform_int_types[] = { "PMI", "INIT",
"Corrected Platform Error" };
static void
acpi_print_apic(struct MADT_APIC *mp)
{
printf("\tType=%s\n", apic_types[mp->type]);
switch (mp->type) {
case ACPI_MADT_APIC_TYPE_LOCAL_APIC:
acpi_print_local_apic(mp->body.local_apic.cpu_id,
mp->body.local_apic.apic_id, mp->body.local_apic.flags);
break;
case ACPI_MADT_APIC_TYPE_IO_APIC:
acpi_print_io_apic(mp->body.io_apic.apic_id,
mp->body.io_apic.int_base,
mp->body.io_apic.apic_addr);
break;
case ACPI_MADT_APIC_TYPE_INT_OVERRIDE:
printf("\tBUS=%d\n", (u_int)mp->body.int_override.bus);
printf("\tIRQ=%d\n", (u_int)mp->body.int_override.source);
acpi_print_intr(mp->body.int_override.intr,
mp->body.int_override.mps_flags);
break;
case ACPI_MADT_APIC_TYPE_NMI:
acpi_print_intr(mp->body.nmi.intr, mp->body.nmi.mps_flags);
break;
case ACPI_MADT_APIC_TYPE_LOCAL_NMI:
acpi_print_cpu(mp->body.local_nmi.cpu_id);
printf("\tLINT Pin=%d\n", mp->body.local_nmi.lintpin);
acpi_print_mps_flags(mp->body.local_nmi.mps_flags);
break;
case ACPI_MADT_APIC_TYPE_LOCAL_OVERRIDE:
printf("\tLocal APIC ADDR=0x%08x%08x\n",
(u_int)(mp->body.local_apic_override.apic_addr >> 32),
(u_int)(mp->body.local_apic_override.apic_addr & 0xffffffff));
break;
case ACPI_MADT_APIC_TYPE_IO_SAPIC:
acpi_print_io_apic(mp->body.io_sapic.apic_id,
mp->body.io_sapic.int_base,
mp->body.io_sapic.apic_addr);
break;
case ACPI_MADT_APIC_TYPE_LOCAL_SAPIC:
acpi_print_local_apic(mp->body.local_sapic.cpu_id,
mp->body.local_sapic.apic_id, mp->body.local_sapic.flags);
printf("\tAPIC EID=%d\n", (u_int)mp->body.local_sapic.apic_eid);
break;
case ACPI_MADT_APIC_TYPE_INT_SRC:
printf("\tType=%s\n",
platform_int_types[mp->body.int_src.type]);
printf("\tCPU ID=%d\n", (u_int)mp->body.int_src.cpu_id);
printf("\tCPU EID=%d\n", (u_int)mp->body.int_src.cpu_id);
printf("\tSAPIC Vector=%d\n",
(u_int)mp->body.int_src.sapic_vector);
acpi_print_intr(mp->body.int_src.intr,
mp->body.int_src.mps_flags);
break;
default:
printf("\tUnknown type %d\n", (u_int)mp->type);
}
}
static void
acpi_handle_apic(struct ACPIsdt *sdp)
{
struct MADTbody *madtp;
struct MADT_APIC *madt_apicp;
acpi_print_sdt(sdp);
madtp = (struct MADTbody *) sdp->body;
printf(BEGIN_COMMENT);
printf("\tLocal APIC ADDR=0x%08x\n", madtp->lapic_addr);
printf("\tFlags={");
if (madtp->flags & ACPI_APIC_FLAG_PCAT_COMPAT)
printf("PC-AT");
printf("}\n");
madt_apicp = (struct MADT_APIC *) madtp->body;
while (((uintptr_t)madt_apicp) - ((uintptr_t)sdp) < sdp->len) {
printf("\n");
acpi_print_apic(madt_apicp);
madt_apicp = (struct MADT_APIC *) ((char *)madt_apicp +
madt_apicp->len);
}
printf(END_COMMENT);
}
static void
acpi_handle_hpet(struct ACPIsdt *sdp)
{
struct HPETbody *hpetp;
acpi_print_sdt(sdp);
hpetp = (struct HPETbody *) sdp->body;
printf(BEGIN_COMMENT);
printf("\tHPET Number=%d\n", hpetp->hpet_number);
printf("\tADDR=0x%08x\n", hpetp->base_addr);
printf("\tHW Rev=0x%x\n", hpetp->block_hwrev);
printf("\tComparitors=%d\n", hpetp->block_comparitors);
printf("\tCounter Size=%d\n", hpetp->block_counter_size);
printf("\tLegacy IRQ routing capable={");
if (hpetp->block_legacy_capable)
printf("TRUE}\n");
else
printf("FALSE}\n");
printf("\tPCI Vendor ID=0x%04x\n", hpetp->block_pcivendor);
printf("\tMinimal Tick=%d\n", hpetp->clock_tick);
printf(END_COMMENT);
}
static void
init_namespace()
{
struct aml_environ env;
struct aml_name *newname;
aml_new_name_group(AML_NAME_GROUP_OS_DEFINED);
env.curname = aml_get_rootname();
newname = aml_create_name(&env, "\\_OS_");
newname->property = aml_alloc_object(aml_t_string, NULL);
newname->property->str.needfree = 0;
newname->property->str.string = "Microsoft Windows NT";
}
/*
* Public interfaces
*/
void
acpi_dump_dsdt(u_int8_t *dp, u_int8_t *end)
{
extern struct aml_environ asl_env;
acpi_print_dsdt_definition();
/* 1st stage: parse only w/o printing */
init_namespace();
aml_new_name_group((int)dp);
bzero(&asl_env, sizeof(asl_env));
asl_env.dp = dp;
asl_env.end = end;
asl_env.curname = aml_get_rootname();
aml_local_stack_push(aml_local_stack_create());
aml_parse_objectlist(&asl_env, 0);
aml_local_stack_delete(aml_local_stack_pop());
assert(asl_env.dp == asl_env.end);
asl_env.dp = dp;
/* 2nd stage: dump whole object list */
printf("\n{\n");
asl_dump_objectlist(&dp, end, 0);
printf("\n}\n");
assert(dp == end);
}
void
acpi_print_sdt(struct ACPIsdt *sdp)
{
printf(BEGIN_COMMENT);
acpi_print_string(sdp->signature, 4);
printf(": Length=%d, Revision=%d, Checksum=%d,\n",
sdp->len, sdp->rev, sdp->check);
printf("\tOEMID=");
acpi_print_string(sdp->oemid, 6);
printf(", OEM Table ID=");
acpi_print_string(sdp->oemtblid, 8);
printf(", OEM Revision=0x%x,\n", sdp->oemrev);
printf("\tCreator ID=");
acpi_print_string(sdp->creator, 4);
printf(", Creator Revision=0x%x\n", sdp->crerev);
printf(END_COMMENT);
if (!memcmp(sdp->signature, "DSDT", 4)) {
memcpy(&dsdt_header, sdp, sizeof(dsdt_header));
}
}
void
acpi_print_rsdt(struct ACPIsdt *rsdp)
{
int i, entries;
acpi_print_sdt(rsdp);
entries = (rsdp->len - SIZEOF_SDT_HDR) / sizeof(u_int32_t);
printf(BEGIN_COMMENT);
printf("\tEntries={ ");
for (i = 0; i < entries; i++) {
if (i > 0)
printf(", ");
printf("0x%08x", rsdp->body[i]);
}
printf(" }\n");
printf(END_COMMENT);
}
void
acpi_print_facp(struct FACPbody *facp)
{
char sep;
printf(BEGIN_COMMENT);
printf("\tDSDT=0x%x\n", facp->dsdt_ptr);
printf("\tINT_MODEL=%s\n", facp->int_model ? "APIC" : "PIC");
printf("\tSCI_INT=%d\n", facp->sci_int);
printf("\tSMI_CMD=0x%x, ", facp->smi_cmd);
printf("ACPI_ENABLE=0x%x, ", facp->acpi_enable);
printf("ACPI_DISABLE=0x%x, ", facp->acpi_disable);
printf("S4BIOS_REQ=0x%x\n", facp->s4biosreq);
if (facp->pm1a_evt_blk)
printf("\tPM1a_EVT_BLK=0x%x-0x%x\n",
facp->pm1a_evt_blk,
facp->pm1a_evt_blk + facp->pm1_evt_len - 1);
if (facp->pm1b_evt_blk)
printf("\tPM1b_EVT_BLK=0x%x-0x%x\n",
facp->pm1b_evt_blk,
facp->pm1b_evt_blk + facp->pm1_evt_len - 1);
if (facp->pm1a_cnt_blk)
printf("\tPM1a_CNT_BLK=0x%x-0x%x\n",
facp->pm1a_cnt_blk,
facp->pm1a_cnt_blk + facp->pm1_cnt_len - 1);
if (facp->pm1b_cnt_blk)
printf("\tPM1b_CNT_BLK=0x%x-0x%x\n",
facp->pm1b_cnt_blk,
facp->pm1b_cnt_blk + facp->pm1_cnt_len - 1);
if (facp->pm2_cnt_blk)
printf("\tPM2_CNT_BLK=0x%x-0x%x\n",
facp->pm2_cnt_blk,
facp->pm2_cnt_blk + facp->pm2_cnt_len - 1);
if (facp->pm_tmr_blk)
printf("\tPM2_TMR_BLK=0x%x-0x%x\n",
facp->pm_tmr_blk,
facp->pm_tmr_blk + facp->pm_tmr_len - 1);
if (facp->gpe0_blk)
printf("\tPM2_GPE0_BLK=0x%x-0x%x\n",
facp->gpe0_blk,
facp->gpe0_blk + facp->gpe0_len - 1);
if (facp->gpe1_blk)
printf("\tPM2_GPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n",
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);
}