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[Qemu-devel] [5040] De-assert ISA PIC IRQs properly
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [5040] De-assert ISA PIC IRQs properly |
Date: |
Thu, 21 Aug 2008 03:14:41 +0000 |
Revision: 5040
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5040
Author: aurel32
Date: 2008-08-21 03:14:41 +0000 (Thu, 21 Aug 2008)
Log Message:
-----------
De-assert ISA PIC IRQs properly
[ Taking latest isapc changes into account. ]
In case the PIC IRQ gets de-asserted on an isapc machine, we also have
to reset CPU_INTERRUPT_HARD. This is what older qemu (before the
routing-through-APIC changes) used to do as well.
Signed-off-by: Jan Kiszka <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Modified Paths:
--------------
trunk/hw/pc.c
Modified: trunk/hw/pc.c
===================================================================
--- trunk/hw/pc.c 2008-08-21 03:14:29 UTC (rev 5039)
+++ trunk/hw/pc.c 2008-08-21 03:14:41 UTC (rev 5040)
@@ -118,17 +118,19 @@
{
CPUState *env = first_cpu;
- if (!level)
- return;
-
if (env->apic_state) {
+ if (!level)
+ return;
while (env) {
if (apic_accept_pic_intr(env))
apic_local_deliver(env, APIC_LINT0);
env = env->next_cpu;
}
} else {
- cpu_interrupt(env, CPU_INTERRUPT_HARD);
+ if (level)
+ cpu_interrupt(env, CPU_INTERRUPT_HARD);
+ else
+ cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
}
}
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