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| author | Igor Mammedov | 2015-12-10 00:41:13 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin | 2015-12-22 17:39:21 +0100 |
| commit | 6d5ea945ceeda364c18a28f7ef7bcbe3c7c94f67 (patch) | |
| tree | 8d4d4460f886b464ff053839a6d142826b754d21 | |
| parent | acpi: extend aml_field() to support LockRule (diff) | |
| download | qemu-6d5ea945ceeda364c18a28f7ef7bcbe3c7c94f67.tar.gz qemu-6d5ea945ceeda364c18a28f7ef7bcbe3c7c94f67.tar.xz qemu-6d5ea945ceeda364c18a28f7ef7bcbe3c7c94f67.zip | |
acpi: add aml_to_hexstring()
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>
| -rw-r--r-- | hw/acpi/aml-build.c | 13 | ||||
| -rw-r--r-- | include/hw/acpi/aml-build.h | 1 |
2 files changed, 14 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 5dcaf3239e..40ea1284b7 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -436,6 +436,19 @@ Aml *aml_to_integer(Aml *arg) return var; } +/* ACPI 2.0a: 17.2.4.4 Type 2 Opcodes Encoding: DefToHexString */ +Aml *aml_to_hexstring(Aml *src, Aml *dst) +{ + Aml *var = aml_opcode(0x98 /* ToHexStringOp */); + aml_append(var, src); + if (dst) { + aml_append(var, dst); + } else { + build_append_byte(var->buf, 0x00 /* NullNameOp */); + } + return var; +} + /* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefStore */ Aml *aml_store(Aml *val, Aml *target) { diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 289b4eb0f8..7fafda8c24 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -230,6 +230,7 @@ Aml *aml_return(Aml *val); Aml *aml_int(const uint64_t val); Aml *aml_arg(int pos); Aml *aml_to_integer(Aml *arg); +Aml *aml_to_hexstring(Aml *src, Aml *dst); Aml *aml_store(Aml *val, Aml *target); Aml *aml_and(Aml *arg1, Aml *arg2); Aml *aml_or(Aml *arg1, Aml *arg2); |