From patchwork Thu Apr 28 14:24:57 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [v3, 2/5] hpet 'driftfix': add driftfix property to HPETState and DeviceInfo Date: Thu, 28 Apr 2011 04:24:57 -0000 From: Ulrich Obergfell X-Patchwork-Id: 93226 Message-Id: <1304000700-3640-3-git-send-email-uobergfe@redhat.com> To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, kvm@vger.kernel.org, jan.kiszka@siemens.com, uobergfe@redhat.com, gcosta@redhat.com, avi@redhat.com driftfix is a 'bit type' property. Compensation of delayed callbacks and coalesced interrupts can be enabled with the command line option -global hpet.driftfix=on driftfix is 'off' (disabled) by default. Signed-off-by: Ulrich Obergfell --- hw/hpet.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/hw/hpet.c b/hw/hpet.c index 6ce07bc..7513065 100644 --- a/hw/hpet.c +++ b/hw/hpet.c @@ -72,6 +72,8 @@ typedef struct HPETState { uint64_t isr; /* interrupt status reg */ uint64_t hpet_counter; /* main counter */ uint8_t hpet_id; /* instance id */ + + uint32_t driftfix; } HPETState; static uint32_t hpet_in_legacy_mode(HPETState *s) @@ -738,6 +740,7 @@ static SysBusDeviceInfo hpet_device_info = { .qdev.props = (Property[]) { DEFINE_PROP_UINT8("timers", HPETState, num_timers, HPET_MIN_TIMERS), DEFINE_PROP_BIT("msi", HPETState, flags, HPET_MSI_SUPPORT, false), + DEFINE_PROP_BIT("driftfix", HPETState, driftfix, 0, false), DEFINE_PROP_END_OF_LIST(), }, };