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[PULL,02/25] acpi: add aml_debug()

Message ID 1465132825-14242-3-git-send-email-mst@redhat.com
State New
Headers show

Commit Message

Michael S. Tsirkin June 5, 2016, 1:20 p.m. UTC 
From: Igor Mammedov <imammedo@redhat.com>

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>
---
 include/hw/acpi/aml-build.h | 1 +
 hw/acpi/aml-build.c         | 9 +++++++++
 2 files changed, 10 insertions(+)
diff mbox

Patch

diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 7eb51c7..70a4b14 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -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);
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index cedb74e..f7d99be 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -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