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[Qemu-devel] [PATCH v3 27/52] acpi: add aml_io() helper
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH v3 27/52] acpi: add aml_io() helper |
Date: |
Mon, 9 Feb 2015 10:53:49 +0000 |
Signed-off-by: Igor Mammedov <address@hidden>
---
hw/acpi/aml-build.c | 16 ++++++++++++++++
include/hw/acpi/aml-build.h | 7 +++++++
2 files changed, 23 insertions(+)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 452db25..a5d5b83 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -518,6 +518,22 @@ Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2,
Aml *arg3, Aml *arg4)
return var;
}
+/* ACPI 1.0b: 6.4.2.5 I/O Port Descriptor */
+Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
+ uint8_t aln, uint8_t len)
+{
+ Aml *var = aml_alloc();
+ build_append_byte(var->buf, 0x47); /* IO port descriptor */
+ build_append_byte(var->buf, dec);
+ build_append_byte(var->buf, min_base & 0xff);
+ build_append_byte(var->buf, (min_base >> 8) & 0xff);
+ build_append_byte(var->buf, max_base & 0xff);
+ build_append_byte(var->buf, (max_base >> 8) & 0xff);
+ build_append_byte(var->buf, aln);
+ build_append_byte(var->buf, len);
+ return var;
+}
+
/* ACPI 1.0b: 16.2.5.3 Type 1 Opcodes Encoding: DefIfElse */
Aml *aml_if(Aml *predicate)
{
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 6a8aaef..3dab2b5 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -31,6 +31,11 @@ struct Aml {
};
typedef struct Aml Aml;
+typedef enum {
+ aml_decode10 = 0,
+ aml_decode16 = 1,
+} AmlIODecode;
+
/**
* init_aml_allocator:
* @linker: linker that used by API for registering ACPI tables
@@ -82,6 +87,8 @@ Aml *aml_call1(const char *method, Aml *arg1);
Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
+Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
+ uint8_t aln, uint8_t len);
/* Block AML object primitives */
Aml *aml_def_block(const char *signature, uint8_t revision,
--
1.8.3.1
- Re: [Qemu-devel] [PATCH v3 21/52] pc: acpi-build: drop template patching and create PCI bus tree dynamically, (continued)
[Qemu-devel] [PATCH v3 23/52] pc: acpi-build: drop unsupported PM1b_CNT.SLP_TYP, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 25/52] acpi: add aml_buffer() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 28/52] acpi: include PkgLength size only when requested, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 24/52] pc: acpi-build: generate _S[345] packages dynamically, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 30/52] acpi: add aml_field() & aml_named_field() terms, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 27/52] acpi: add aml_io() helper,
Igor Mammedov <=
[Qemu-devel] [PATCH v3 31/52] acpi: add aml_local() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 29/52] acpi: add aml_operation_region() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 34/52] acpi: add aml_varpackage() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 36/52] acpi: add aml_processor() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 26/52] acpi: add aml_resource_template() helper, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 35/52] acpi: add aml_equal() term, Igor Mammedov, 2015/02/09
[Qemu-devel] [PATCH v3 37/52] acpi: add aml_eisaid() term, Igor Mammedov, 2015/02/09