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acpi: allow using object as offset for OperationRegion

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Extend aml_operation_region() to use object as offset

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xiao Guangrong 2016-03-01 18:56:05 +08:00 • committed by Michael S. Tsirkin
parent 9815cba502
commit 3f3009c098
3 changed files with 19 additions and 18 deletions
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4
hw/acpi/aml-build.c
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@ -942,14 +942,14 @@ Aml *aml_package(uint8_t num_elements)
/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefOpRegion */
Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len)
Aml *offset, uint32_t len)
{
Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x80); /* OpRegionOp */
build_append_namestring(var->buf, "%s", name);
build_append_byte(var->buf, rs);
build_append_int(var->buf, offset);
aml_append(var, offset);
build_append_int(var->buf, len);
return var;
}