From: Sheng Yang <[EMAIL PROTECTED]> Separate the reset part and prepare for reset support.
Signed-off-by: Sheng Yang <[EMAIL PROTECTED]> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> --- arch/x86/kvm/i8254.c | 30 +++++++++++++++++++----------- arch/x86/kvm/i8254.h | 1 + 2 files changed, 20 insertions(+), 11 deletions(-) diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 7776f50..06a241a 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -476,12 +476,28 @@ static int speaker_in_range(struct kvm_io_device *this, gpa_t addr) return (addr == KVM_SPEAKER_BASE_ADDRESS); } -struct kvm_pit *kvm_create_pit(struct kvm *kvm) +void kvm_pit_reset(struct kvm_pit *pit) { int i; + struct kvm_kpit_channel_state *c; + + mutex_lock(&pit->pit_state.lock); + for (i = 0; i < 3; i++) { + c = &pit->pit_state.channels[i]; + c->mode = 0xff; + c->gate = (i != 2); + pit_load_count(pit->kvm, i, 0); + } + mutex_unlock(&pit->pit_state.lock); + + atomic_set(&pit->pit_state.pit_timer.pending, 0); + pit->pit_state.inject_pending = 1; +} + +struct kvm_pit *kvm_create_pit(struct kvm *kvm) +{ struct kvm_pit *pit; struct kvm_kpit_state *pit_state; - struct kvm_kpit_channel_state *c; pit = kzalloc(sizeof(struct kvm_pit), GFP_KERNEL); if (!pit) @@ -510,17 +526,9 @@ struct kvm_pit *kvm_create_pit(struct kvm *kvm) pit_state->pit = pit; hrtimer_init(&pit_state->pit_timer.timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); - atomic_set(&pit_state->pit_timer.pending, 0); - for (i = 0; i < 3; i++) { - c = &pit_state->channels[i]; - c->mode = 0xff; - c->gate = (i != 2); - pit_load_count(kvm, i, 0); - } - mutex_unlock(&pit->pit_state.lock); - pit->pit_state.inject_pending = 1; + kvm_pit_reset(pit); return pit; } diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h index 586bbf0..e63ef38 100644 --- a/arch/x86/kvm/i8254.h +++ b/arch/x86/kvm/i8254.h @@ -57,5 +57,6 @@ void kvm_pit_timer_intr_post(struct kvm_vcpu *vcpu, int vec); void kvm_pit_load_count(struct kvm *kvm, int channel, u32 val); struct kvm_pit *kvm_create_pit(struct kvm *kvm); void kvm_free_pit(struct kvm *kvm); +void kvm_pit_reset(struct kvm_pit *pit); #endif -- 1.5.4.5 ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel