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acpi: add aml_debug()

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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 2016-05-17 16:42:54 +02:00 committed by Michael S. Tsirkin
parent d19587db9e
commit e8977414a2
2 changed files with 10 additions and 0 deletions
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9
hw/acpi/aml-build.c
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@ -406,6 +406,15 @@ Aml *aml_return(Aml *val)
return var;
}
/* ACPI 1.0b: 16.2.6.3 Debug Objects Encoding: DebugObj */
Aml *aml_debug(void)
{
Aml *var = aml_alloc();
build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
build_append_byte(var->buf, 0x31); /* DebugOp */
return var;
}
/*
* ACPI 1.0b: 16.2.3 Data Objects Encoding:
* encodes: ByteConst, WordConst, DWordConst, QWordConst, ZeroOp, OneOp

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

@ -252,6 +252,7 @@ void aml_append(Aml *parent_ctx, Aml *child);
/* non block AML object primitives */
Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
Aml *aml_name_decl(const char *name, Aml *val);
Aml *aml_debug(void);
Aml *aml_return(Aml *val);
Aml *aml_int(const uint64_t val);
Aml *aml_arg(int pos);