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[Qemu-devel] [PATCH 06/16] hpet: Start/stop timer when HPET_TN_ENABLE is


From: Jan Kiszka
Subject: [Qemu-devel] [PATCH 06/16] hpet: Start/stop timer when HPET_TN_ENABLE is modified
Date: Sun, 6 Jun 2010 10:10:55 +0200

From: Jan Kiszka <address@hidden>

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 <address@hidden>
---
 hw/hpet.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

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");
-- 
1.6.0.2




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