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[Qemu-arm] [PATCH v3 6/8] hw/arm/virt-acpi-build: Add _E03 for Power But
From: |
shannon . zhao |
Subject: |
[Qemu-arm] [PATCH v3 6/8] hw/arm/virt-acpi-build: Add _E03 for Power Button |
Date: |
Mon, 16 Nov 2015 21:23:07 +0800 |
From: Shannon Zhao <address@hidden>
Here GPIO pin 3 is used for Power Button, add _E03 in ACPI DSDT table.
Signed-off-by: Shannon Zhao <address@hidden>
Signed-off-by: Shannon Zhao <address@hidden>
Tested-by: Wei Huang <address@hidden>
---
hw/arm/virt-acpi-build.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index b25c90b..12c9e8b 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -337,6 +337,19 @@ static void acpi_dsdt_add_gpio(Aml *scope, const
MemMapEntry *gpio_memmap,
aml_append(crs, aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH,
AML_EXCLUSIVE, gpio_irq));
aml_append(dev, aml_name_decl("_CRS", crs));
+
+ Aml *aei = aml_resource_template();
+ /* Pin 3 for power button */
+ int32_t pin_num[1] = {3};
+ aml_append(aei, aml_gpio_int(AML_CONSUMER_PRODUCER, AML_EDGE,
+ AML_ACTIVE_HIGH, AML_EXCLUSIVE, AML_PULL_UP,
0,
+ pin_num, 1, "GPO0", NULL));
+ aml_append(dev, aml_name_decl("_AEI", aei));
+
+ /* _E03 is handle for power button */
+ Aml *method = aml_method("_E03", 0);
+ aml_append(method, aml_notify(aml_name("PWRB"), aml_int(0x80)));
+ aml_append(dev, method);
aml_append(scope, dev);
}
--
2.1.0
- [Qemu-arm] [PATCH v3 0/8] Add system_powerdown support on ARM for ACPI and DT, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 7/8] hw/arm/virt: Add QEMU powerdown notifier and hook it to GPIO Pin 3, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 3/8] hw/arm/virt-acpi-build: Add power button device in ACPI DSDT table, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 1/8] hw/arm/virt: Add a GPIO controller, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 2/8] hw/arm/virt-acpi-build: Add GPIO controller in ACPI DSDT table, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 4/8] hw/acpi/aml-build: Add GPIO Connection Descriptor, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 5/8] hw/acpi/aml-build: Add a wrapper for GPIO Interrupt Connection, shannon . zhao, 2015/11/16
- [Qemu-arm] [PATCH v3 6/8] hw/arm/virt-acpi-build: Add _E03 for Power Button,
shannon . zhao <=
- [Qemu-arm] [PATCH v3 8/8] hw/arm/virt: Add gpio-keys node for Poweroff using DT, shannon . zhao, 2015/11/16
- Re: [Qemu-arm] [PATCH v3 0/8] Add system_powerdown support on ARM for ACPI and DT, Shannon Zhao, 2015/11/16