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acpi: add aml_sleep()

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
This commit is contained in:
Igor Mammedov 2015-12-10 00:41:08 +01:00 committed by Michael S. Tsirkin
parent 67a5c0faa6
commit 0073518dd7
2 changed files with 11 additions and 0 deletions
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10
hw/acpi/aml-build.c
View File

@ -1228,6 +1228,16 @@ Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
addr_trans, len, flags);
}
/* ACPI 1.0b: 16.2.5.3 Type 1 Opcodes Encoding: DefSleep */
Aml *aml_sleep(uint64_t msec)
{
Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x22); /* SleepOp */
aml_append(var, aml_int(msec));
return var;
}
static uint8_t Hex2Byte(const char *src)
{
int hi, lo;

1
include/hw/acpi/aml-build.h
View File

@ -296,6 +296,7 @@ Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
uint64_t addr_gran, uint64_t addr_min,
uint64_t addr_max, uint64_t addr_trans,
uint64_t len);
Aml *aml_sleep(uint64_t msec);
/* Block AML object primitives */
Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);