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[Qemu-devel] [PATCH 14/74] acpi: add aml_sleep()


From: Igor Mammedov
Subject: [Qemu-devel] [PATCH 14/74] acpi: add aml_sleep()
Date: Thu, 10 Dec 2015 00:41:08 +0100

Signed-off-by: Igor Mammedov <address@hidden>
---
 hw/acpi/aml-build.c         | 10 ++++++++++
 include/hw/acpi/aml-build.h |  1 +
 2 files changed, 11 insertions(+)

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 6a63477..e36b546 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1123,6 +1123,16 @@ 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;
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index cd3f3b7..944b001 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -263,6 +263,7 @@ 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);
-- 
1.8.3.1




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