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[Qemu-devel] [PATCH v3 48/52] acpi: add acpi_irq_no_flags() term
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH v3 48/52] acpi: add acpi_irq_no_flags() term |
Date: |
Mon, 9 Feb 2015 10:54:10 +0000 |
Signed-off-by: Igor Mammedov <address@hidden>
---
hw/acpi/aml-build.c | 21 +++++++++++++++++++++
include/hw/acpi/aml-build.h | 1 +
2 files changed, 22 insertions(+)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index bfebdb4..3f87d51 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -554,6 +554,27 @@ Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t
max_base,
return var;
}
+/*
+ * ACPI 1.0b: 6.4.2.1.1 ASL Macro for IRQ Descriptor
+ *
+ * More verbose description at:
+ * ACPI 5.0: 19.5.64 IRQNoFlags (Interrupt Resource Descriptor Macro)
+ * 6.4.2.1 IRQ Descriptor
+ */
+Aml *aml_irq_no_flags(uint8_t irq)
+{
+ uint16_t irq_mask;
+ Aml *var = aml_alloc();
+
+ assert(irq < 16);
+ build_append_byte(var->buf, 0x22); /* IRQ descriptor 2 byte form */
+
+ irq_mask = 1U << irq;
+ build_append_byte(var->buf, irq_mask & 0xFF); /* IRQ mask bits[7:0] */
+ build_append_byte(var->buf, irq_mask >> 8); /* IRQ mask bits[15:8] */
+ return var;
+}
+
/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLEqual */
Aml *aml_equal(Aml *arg1, Aml *arg2)
{
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index 0f499a6..44cb7ea 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -156,6 +156,7 @@ Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t
max_base,
uint8_t aln, uint8_t len);
Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
uint32_t offset, uint32_t len);
+Aml *aml_irq_no_flags(uint8_t irq);
Aml *aml_named_field(const char *name, unsigned length);
Aml *aml_reserved_field(unsigned length);
Aml *aml_local(int num);
--
1.8.3.1
- [Qemu-devel] [PATCH v3 47/52] pc: acpi-build: drop remaining ssdt_misc template and use acpi_def_block(), (continued)
- [Qemu-devel] [PATCH v3 47/52] pc: acpi-build: drop remaining ssdt_misc template and use acpi_def_block(), Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 42/52] pc: acpi-build: create memory hotplug IO region dynamically, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 52/52] acpi: make build_*() routines static to aml-build.c, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 46/52] pc: acpi-build: create PCI0._CRS dynamically, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 33/52] pc: acpi-build: generate pvpanic device description dynamically, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 45/52] pc: acpi-build: reserve PCIHP MMIO resources, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 51/52] pc: acpi-build: update [q35-]acpi-dsdt.hex.generated due to moved SMC, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 39/52] pc: acpi-build: create CPU hotplug IO region dynamically, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 48/52] acpi: add acpi_irq_no_flags() term,
Igor Mammedov <=
- [Qemu-devel] [PATCH v3 49/52] pc: export applesmc IO port/len, Igor Mammedov, 2015/02/09
- [Qemu-devel] [PATCH v3 50/52] pc: acpi-build: drop template patching and create Device(SMC) dynamically, Igor Mammedov, 2015/02/09
- Re: [Qemu-devel] [PATCH v3 00/52] ACPI refactoring: replace template patching with C AML API, Michael S. Tsirkin, 2015/02/17