freebsd-dev/usr.sbin/acpi/acpidump/acpi.c
Mitsuru IWASAKI c62f1ccc6f Fix UserTerms disassembling. Now that dumped ASL can be compiled with
ports/devel/acpitools (iasl).
 - Merge AML parser to build ACPI namespace
 - Comment header info. out so that ASL compiler ignore them
 - Fix DSDT header size to be discarded when DSDT file is specified
   for input (acpidump and amldb)
 - Write DSDT header as well into DSDT file for output
 - Fix some trivial typo (Concatenate and SizeOf)
 - Remove DEBUG_FLAGS from Makefile (acpidump and amldb)
2001-10-22 17:25:32 +00:00

437 lines
10 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 (
\"acpi_dsdt.aml\", //Output filename
\"DSDT\", //Signature
0x%x, //DSDT Revision
\"%s\", //OEMID
\"%s\", //TABLE ID
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
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->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 {
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);
}