From 9cec89e8db494df43faf242a5a030bc6540c89dd Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Sun, 13 Jun 2010 14:15:39 +0200 Subject: [PATCH] hpet: Start/stop timer when HPET_TN_ENABLE is modified We have to update the qemu timer when the per-timer enable bit is toggled, just like for HPET_CFG_ENABLE changes. Signed-off-by: Jan Kiszka Signed-off-by: Blue Swirl --- hw/hpet.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/hpet.c b/hw/hpet.c index 6974935..041dd84 100644 --- a/hw/hpet.c +++ b/hw/hpet.c @@ -430,6 +430,11 @@ static void hpet_ram_writel(void *opaque, target_phys_addr_t addr, printf("qemu: level-triggered hpet not supported\n"); exit (-1); } + if (activating_bit(old_val, new_val, HPET_TN_ENABLE)) { + hpet_set_timer(timer); + } else if (deactivating_bit(old_val, new_val, HPET_TN_ENABLE)) { + hpet_del_timer(timer); + } break; case HPET_TN_CFG + 4: // Interrupt capabilities DPRINTF("qemu: invalid HPET_TN_CFG+4 write\n"); -- 2.7.4