| Message ID | 1449473992-11560-4-git-send-email-zhaoshenglong@huawei.com |
|---|---|
| State | New |
| Headers | show |
On Mon, 7 Dec 2015 15:39:47 +0800 Shannon Zhao <zhaoshenglong@huawei.com> wrote: > From: Shannon Zhao <shannon.zhao@linaro.org> > > Add power button device in ACPI DSDT table. > > Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com> > Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org> > Reviewed-by: Wei Huang <wei@redhat.com> > Tested-by: Wei Huang <wei@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> > --- > 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); >
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);