diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2012-02-23 13:45:25 +0100 |
---|---|---|
committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-02-24 13:36:04 -0600 |
commit | 6595abc04486ef9694b8717b8eea43ccb990bff9 (patch) | |
tree | a5865420a51e6486d28b1a78fa540238466b5959 /hw/acpi.c | |
parent | 62aeb0f765ea1f4a305a1963e66e94f7be9ac054 (diff) |
suspend: make acpi timer wakeup the guest.
Make the acpi timer wake up the guest.
Guests can enable/disable this via acpi too.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/acpi.c')
-rw-r--r-- | hw/acpi.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -258,6 +258,10 @@ static void acpi_notify_wakeup(Notifier *notifier, void *data) ar->pm1.evt.sts |= (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_RT_CLOCK_STATUS); break; + case QEMU_WAKEUP_REASON_PMTIMER: + ar->pm1.evt.sts |= + (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_TIMER_STATUS); + break; case QEMU_WAKEUP_REASON_OTHER: default: /* ACPI_BITMASK_WAKE_STATUS should be set on resume. @@ -293,6 +297,8 @@ void acpi_pm1_evt_write_en(ACPIREGS *ar, uint16_t val) ar->pm1.evt.en = val; qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_RTC, val & ACPI_BITMASK_RT_CLOCK_ENABLE); + qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_PMTIMER, + val & ACPI_BITMASK_TIMER_ENABLE); } void acpi_pm1_evt_power_down(ACPIREGS *ar) @@ -308,6 +314,7 @@ void acpi_pm1_evt_reset(ACPIREGS *ar) ar->pm1.evt.sts = 0; ar->pm1.evt.en = 0; qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_RTC, 0); + qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_PMTIMER, 0); } /* ACPI PM_TMR */ @@ -340,6 +347,7 @@ uint32_t acpi_pm_tmr_get(ACPIREGS *ar) static void acpi_pm_tmr_timer(void *opaque) { ACPIREGS *ar = opaque; + qemu_system_wakeup_request(QEMU_WAKEUP_REASON_PMTIMER); ar->tmr.update_sci(ar); } |