From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46743) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a5qal-0003ix-AG for qemu-devel@nongnu.org; Mon, 07 Dec 2015 02:52:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a5qak-0007im-Cr for qemu-devel@nongnu.org; Mon, 07 Dec 2015 02:52:15 -0500 From: Shannon Zhao Date: Mon, 7 Dec 2015 15:39:47 +0800 Message-ID: <1449473992-11560-4-git-send-email-zhaoshenglong@huawei.com> In-Reply-To: <1449473992-11560-1-git-send-email-zhaoshenglong@huawei.com> References: <1449473992-11560-1-git-send-email-zhaoshenglong@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v4 3/8] ARM: ACPI: Add power button device in ACPI DSDT table List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-arm@nongnu.org, peter.maydell@linaro.org, mst@redhat.com, imammedo@redhat.com, wei@redhat.com Cc: peter.huangpeng@huawei.com, zhaoshenglong@huawei.com, qemu-devel@nongnu.org, graeme.gregory@linaro.org, shannon.zhao@linaro.org From: Shannon Zhao Add power button device in ACPI DSDT table. Signed-off-by: Shannon Zhao Signed-off-by: Shannon Zhao Reviewed-by: Wei Huang Tested-by: Wei Huang --- 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 bf6b934..1424672 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); @@ -340,6 +341,15 @@ 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) @@ -558,6 +568,7 @@ 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