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[Qemu-devel] [PATCH v5 05/10] ARM: ACPI: Add power button device in ACPI
From: |
Shannon Zhao |
Subject: |
[Qemu-devel] [PATCH v5 05/10] ARM: ACPI: Add power button device in ACPI DSDT table |
Date: |
Fri, 11 Dec 2015 11:21:21 +0800 |
From: Shannon Zhao <address@hidden>
Add power button device in ACPI DSDT table.
Signed-off-by: Shannon Zhao <address@hidden>
Signed-off-by: Shannon Zhao <address@hidden>
Reviewed-by: Wei Huang <address@hidden>
Tested-by: Wei Huang <address@hidden>
Reviewed-by: Igor Mammedov <address@hidden>
---
hw/arm/virt-acpi-build.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index fcc08f7..e5dc2d5 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -43,6 +43,7 @@
#include "hw/pci/pci.h"
#define ARM_SPI_BASE 32
+#define ACPI_POWER_BUTTON_DEVICE "PWRB"
typedef struct VirtAcpiCpuInfo {
DECLARE_BITMAP(found_cpus, VIRT_ACPI_CPU_ID_LIMIT);
@@ -341,6 +342,15 @@ static void acpi_dsdt_add_gpio(Aml *scope, const
MemMapEntry *gpio_memmap,
aml_append(scope, dev);
}
+static void acpi_dsdt_add_power_button(Aml *scope)
+{
+ Aml *dev = aml_device(ACPI_POWER_BUTTON_DEVICE);
+ aml_append(dev, aml_name_decl("_HID", aml_string("PNP0C0C")));
+ aml_append(dev, aml_name_decl("_ADR", aml_int(0)));
+ aml_append(dev, aml_name_decl("_UID", aml_int(0)));
+ aml_append(scope, dev);
+}
+
/* RSDP */
static GArray *
build_rsdp(GArray *rsdp_table, GArray *linker, unsigned rsdt)
@@ -559,6 +569,7 @@ build_dsdt(GArray *table_data, GArray *linker,
VirtGuestInfo *guest_info)
guest_info->use_highmem);
acpi_dsdt_add_gpio(scope, &memmap[VIRT_GPIO],
(irqmap[VIRT_GPIO] + ARM_SPI_BASE));
+ acpi_dsdt_add_power_button(scope);
aml_append(dsdt, scope);
--
2.0.4
- [Qemu-devel] [PATCH v5 00/10] Add system_powerdown support on ARM for ACPI and DT, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 10/10] ARM: Virt: Add gpio-keys node for Poweroff using DT, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 08/10] ARM: ACPI: Add _E03 for Power Button, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 09/10] ARM: Virt: Add QEMU powerdown notifier and hook it to GPIO Pin 3, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 05/10] ARM: ACPI: Add power button device in ACPI DSDT table,
Shannon Zhao <=
- [Qemu-devel] [PATCH v5 01/10] acpi: support serialized method, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 03/10] ARM: Virt: Add a GPIO controller, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 04/10] ARM: ACPI: Add GPIO controller in ACPI DSDT table, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 02/10] acpi: extend aml_interrupt() to support multiple irqs, Shannon Zhao, 2015/12/10
- [Qemu-devel] [PATCH v5 07/10] ACPI: Add aml_gpio_int() wrapper for GPIO Interrupt Connection, Shannon Zhao, 2015/12/10