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* grub-core/commands/acpihalt.c: Fix handling of DSDT in presence of

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SSDT.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-05-30 21:32:01 +02:00
parent 1e908b34a6
commit 4fd42c53f3
2 changed files with 18 additions and 18 deletions
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5
ChangeLog
View file

@ -1,3 +1,8 @@
2013-05-30 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/commands/acpihalt.c: Fix handling of DSDT in presence of
SSDT.
2013-05-15 Radosław Szymczyszyn <lavrin@gmail.com>
* grub-core/partmap/dfly.c: New partition map.

31
grub-core/commands/acpihalt.c
View file

@ -22,6 +22,7 @@
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#define grub_dprintf(cond, args...) printf ( args )
#define grub_printf printf
@ -184,7 +185,6 @@ get_sleep_type (grub_uint8_t *table, grub_uint8_t *ptr, grub_uint8_t *end,
grub_uint8_t *scope, int scope_len)
{
grub_uint8_t *prev = table;
int sleep_type = -2;
if (!ptr)
ptr = table + sizeof (struct grub_acpi_table_header);
@ -233,14 +233,11 @@ get_sleep_type (grub_uint8_t *table, grub_uint8_t *ptr, grub_uint8_t *end,
switch (*ptr2)
{
case GRUB_ACPI_OPCODE_ZERO:
sleep_type = 0;
break;
return 0;
case GRUB_ACPI_OPCODE_ONE:
sleep_type = 1;
break;
return 1;
case GRUB_ACPI_OPCODE_BYTE_CONST:
sleep_type = ptr2[1];
break;
return ptr2[1];
default:
grub_printf ("Unknown data type in _S5: 0x%x\n", *ptr2);
return -1;
@ -286,8 +283,7 @@ get_sleep_type (grub_uint8_t *table, grub_uint8_t *ptr, grub_uint8_t *end,
}
}
grub_dprintf ("acpi", "TYP = %d\n", sleep_type);
return sleep_type;
return -2;
}
#ifdef GRUB_DSDT_TEST
@ -317,7 +313,7 @@ main (int argc, char **argv)
}
if (fread (buf, 1, len, f) != len)
{
printf (_("cannot read `%s': %s"), strerror (errno));
printf (_("cannot read `%s': %s"), argv[1], strerror (errno));
free (buf);
fclose (f);
return 2;
@ -369,11 +365,13 @@ grub_acpi_halt (void)
grub_dprintf ("acpi", "PM1a port=%x\n", port);
if (grub_memcmp (dsdt->signature, "DSDT",
sizeof (dsdt->signature)) == 0)
sizeof (dsdt->signature)) == 0
&& sleep_type < 0)
sleep_type = get_sleep_type (buf, NULL, buf + dsdt->length,
NULL, 0);
}
else if (grub_memcmp ((void *) (grub_addr_t) *entry_ptr, "SSDT", 4) == 0)
else if (grub_memcmp ((void *) (grub_addr_t) *entry_ptr, "SSDT", 4) == 0
&& sleep_type < 0)
{
struct grub_acpi_table_header *ssdt
= (struct grub_acpi_table_header *) (grub_addr_t) *entry_ptr;
@ -385,13 +383,10 @@ grub_acpi_halt (void)
}
}
grub_dprintf ("acpi", "SLP_TYP = %d, port = 0x%x\n", sleep_type, port);
if (port && sleep_type >= 0 && sleep_type < 8)
{
grub_dprintf ("acpi", "SLP_TYP = %d, port = 0x%x\n", sleep_type, port);
grub_outw (GRUB_ACPI_SLP_EN | (sleep_type << GRUB_ACPI_SLP_TYP_OFFSET),
port & 0xffff);
}
grub_outw (GRUB_ACPI_SLP_EN | (sleep_type << GRUB_ACPI_SLP_TYP_OFFSET),
port & 0xffff);
grub_millisleep (1500);