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| author | Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> | 2019-09-18 14:06:30 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2019-10-05 17:12:09 -0400 |
| commit | 1962f31b86b6fbba41a87a667ef3f58cdac14f3b (patch) | |
| tree | 4c135c1ea25544622e201ce2554829bca24855c3 /hw/arm/virt.c | |
| parent | c345680cb46f240f62cf2356503d8783033c8180 (diff) | |
| download | qemu-1962f31b86b6fbba41a87a667ef3f58cdac14f3b.zip qemu-1962f31b86b6fbba41a87a667ef3f58cdac14f3b.tar.gz qemu-1962f31b86b6fbba41a87a667ef3f58cdac14f3b.tar.bz2 | |
hw/arm: Use GED for system_powerdown event
For machines 4.2 or higher with ACPI boot use GED for system_powerdown
event instead of GPIO. Guest boot with DT still uses GPIO.
Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20190918130633.4872-9-shameerali.kolothum.thodi@huawei.com>
Acked-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/arm/virt.c')
| -rw-r--r-- | hw/arm/virt.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c index dbd8c18..d4bedc2 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -536,10 +536,10 @@ static inline DeviceState *create_acpi_ged(VirtMachineState *vms, qemu_irq *pic) DeviceState *dev; MachineState *ms = MACHINE(vms); int irq = vms->irqmap[VIRT_ACPI_GED]; - uint32_t event = 0; + uint32_t event = ACPI_GED_PWR_DOWN_EVT; if (ms->ram_slots) { - event = ACPI_GED_MEM_HOTPLUG_EVT; + event |= ACPI_GED_MEM_HOTPLUG_EVT; } dev = qdev_create(NULL, TYPE_ACPI_GED); @@ -793,8 +793,14 @@ static void create_rtc(const VirtMachineState *vms, qemu_irq *pic) static DeviceState *gpio_key_dev; static void virt_powerdown_req(Notifier *n, void *opaque) { - /* use gpio Pin 3 for power button event */ - qemu_set_irq(qdev_get_gpio_in(gpio_key_dev, 0), 1); + VirtMachineState *s = container_of(n, VirtMachineState, powerdown_notifier); + + if (s->acpi_dev) { + acpi_send_event(s->acpi_dev, ACPI_POWER_DOWN_STATUS); + } else { + /* use gpio Pin 3 for power button event */ + qemu_set_irq(qdev_get_gpio_in(gpio_key_dev, 0), 1); + } } static void create_gpio(const VirtMachineState *vms, qemu_irq *pic) @@ -1723,10 +1729,10 @@ static void machvirt_init(MachineState *machine) create_pcie(vms, pic); - create_gpio(vms, pic); - if (has_ged && aarch64 && firmware_loaded && acpi_enabled) { vms->acpi_dev = create_acpi_ged(vms, pic); + } else { + create_gpio(vms, pic); } /* connect powerdown request */ |