diff options
| author | Igor Mammedov <imammedo@redhat.com> | 2013-12-13 17:22:07 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2013-12-23 13:12:34 +0200 |
| commit | 063135032808700a5a6b0b4a781f31252da2e762 (patch) | |
| tree | 3a7f9a09c87b420ccaa6de96269a0c724f652f56 /hw/acpi/core.c | |
| parent | e4f308bbf9f360ee2af5b94b87aef170d8f20dc4 (diff) | |
| download | qemu-063135032808700a5a6b0b4a781f31252da2e762.tar.gz | |
acpi: factor out common pm_update_sci() into acpi core
... and rename it into acpi_update_sci() since it changes
SCI on only on PM registers status.
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/acpi/core.c')
| -rw-r--r-- | hw/acpi/core.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/hw/acpi/core.c b/hw/acpi/core.c index 58308a3406..79414b44c7 100644 --- a/hw/acpi/core.c +++ b/hw/acpi/core.c @@ -662,3 +662,21 @@ uint32_t acpi_gpe_ioport_readb(ACPIREGS *ar, uint32_t addr) return val; } + +void acpi_update_sci(ACPIREGS *regs, qemu_irq irq) +{ + int sci_level, pm1a_sts; + + pm1a_sts = acpi_pm1_evt_get_sts(regs); + + sci_level = ((pm1a_sts & + regs->pm1.evt.en & ACPI_BITMASK_PM1_COMMON_ENABLED) != 0) || + ((regs->gpe.sts[0] & regs->gpe.en[0]) != 0); + + qemu_set_irq(irq, sci_level); + + /* schedule a timer interruption if needed */ + acpi_pm_tmr_update(regs, + (regs->pm1.evt.en & ACPI_BITMASK_TIMER_ENABLE) && + !(pm1a_sts & ACPI_BITMASK_TIMER_STATUS)); +} |