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[Qemu-devel] [RFC 02/47] acpi: add acpi_scope() term
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [RFC 02/47] acpi: add acpi_scope() term |
Date: |
Fri, 19 Dec 2014 02:01:57 +0000 |
Signed-off-by: Igor Mammedov <address@hidden>
---
hw/acpi/acpi_gen_utils.c | 18 ++++++++++++++++++
include/hw/acpi/acpi_gen_utils.h | 4 ++++
2 files changed, 22 insertions(+)
diff --git a/hw/acpi/acpi_gen_utils.c b/hw/acpi/acpi_gen_utils.c
index c9050ef..56b69dd 100644
--- a/hw/acpi/acpi_gen_utils.c
+++ b/hw/acpi/acpi_gen_utils.c
@@ -281,3 +281,21 @@ void aml_append(AcpiAml *parent_ctx, AcpiAml child)
build_append_array(parent_ctx->buf, child.buf);
build_free_array(child.buf);
}
+
+static AcpiAml aml_allocate_internal(uint8_t op, AcpiBlockFlags flags)
+{
+ AcpiAml var = { .op = op, .block_flags = flags };
+ var.buf = build_alloc_array();
+ return var;
+}
+
+/* ACPI 5.0: 20.2.5.1 Namespace Modifier Objects Encoding: DefScope */
+AcpiAml GCC_FMT_ATTR(1, 2) acpi_scope(const char *name_format, ...)
+{
+ va_list ap;
+ AcpiAml var = aml_allocate_internal(0x10 /* ScopeOp */, PACKAGE);
+ va_start(ap, name_format);
+ build_append_namestringv(var.buf, name_format, ap);
+ va_end(ap);
+ return var;
+}
diff --git a/include/hw/acpi/acpi_gen_utils.h b/include/hw/acpi/acpi_gen_utils.h
index 64e7ec3..bbb786b 100644
--- a/include/hw/acpi/acpi_gen_utils.h
+++ b/include/hw/acpi/acpi_gen_utils.h
@@ -21,6 +21,10 @@ typedef struct AcpiAml {
void aml_append(AcpiAml *parent_ctx, AcpiAml child);
+/* Block ASL object primitives */
+AcpiAml GCC_FMT_ATTR(1, 2) acpi_scope(const char *name_format, ...);
+
+/* other helpers */
GArray *build_alloc_array(void);
void build_free_array(GArray *array);
void build_prepend_byte(GArray *array, uint8_t val);
--
1.8.3.1
- [Qemu-devel] [RFC 00/47] ACPI refactoring: replace template patching with C ASL API, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 01/47] acpi: introduce AML composer aml_append(), Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 02/47] acpi: add acpi_scope() term,
Igor Mammedov <=
- [Qemu-devel] [RFC 07/47] acpi: factor out ACPI const int packing out build_append_value(), Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 04/47] acpi: add acpi_method() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 06/47] acpi: add acpi_name() & acpi_name_decl() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 05/47] acpi: add acpi_if() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 03/47] acpi: add acpi_device() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 10/47] acpi: add acpi_return() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 11/47] acpi: add acpi_arg0(), acpi_arg1(), acpi_arg2(), acpi_arg3() terms, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 12/47] acpi: add acpi_store() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 14/47] acpi: add acpi_notify() term, Igor Mammedov, 2014/12/18
- [Qemu-devel] [RFC 16/47] pc: acpi-build: drop template patching and create PCI bus tree dinamically, Igor Mammedov, 2014/12/18