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[Qemu-devel] [6625] Generate PCI hotplug interrupt only if corespondent
From: |
Anthony Liguori |
Subject: |
[Qemu-devel] [6625] Generate PCI hotplug interrupt only if corespondent EN bit is set. |
Date: |
Mon, 16 Feb 2009 15:36:08 +0000 |
Revision: 6625
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6625
Author: aliguori
Date: 2009-02-16 15:36:08 +0000 (Mon, 16 Feb 2009)
Log Message:
-----------
Generate PCI hotplug interrupt only if corespondent EN bit is set. (Gleb
Natapov)
Signed-off-by: Gleb Natapov <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
Modified Paths:
--------------
trunk/hw/acpi.c
Modified: trunk/hw/acpi.c
===================================================================
--- trunk/hw/acpi.c 2009-02-16 15:36:03 UTC (rev 6624)
+++ trunk/hw/acpi.c 2009-02-16 15:36:08 UTC (rev 6625)
@@ -724,25 +724,25 @@
static void enable_device(struct pci_status *p, struct gpe_regs *g, int slot)
{
g->sts |= 2;
- g->en |= 2;
p->up |= (1 << slot);
}
static void disable_device(struct pci_status *p, struct gpe_regs *g, int slot)
{
g->sts |= 2;
- g->en |= 2;
p->down |= (1 << slot);
}
void qemu_system_device_hot_add(int bus, int slot, int state)
{
- qemu_set_irq(pm_state->irq, 1);
pci0_status.up = 0;
pci0_status.down = 0;
if (state)
enable_device(&pci0_status, &gpe, slot);
else
disable_device(&pci0_status, &gpe, slot);
- qemu_set_irq(pm_state->irq, 0);
+ if (gpe.en & 2) {
+ qemu_set_irq(pm_state->irq, 1);
+ qemu_set_irq(pm_state->irq, 0);
+ }
}
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