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[Qemu-devel] [PATCH] Generate PCI hotplug interrupt only if corespondent
From: |
Gleb Natapov |
Subject: |
[Qemu-devel] [PATCH] Generate PCI hotplug interrupt only if corespondent EN bit is set. |
Date: |
Thu, 12 Feb 2009 10:10:36 +0200 |
User-agent: |
StGIT/0.14.2 |
Signed-off-by: Gleb Natapov <address@hidden>
---
hw/acpi.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/hw/acpi.c b/hw/acpi.c
index 5eac1ad..2375f20 100644
--- a/hw/acpi.c
+++ b/hw/acpi.c
@@ -724,27 +724,27 @@ void qemu_system_hot_add_init(void)
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);
+ }
}
struct acpi_table_header
- [Qemu-devel] [PATCH] Generate PCI hotplug interrupt only if corespondent EN bit is set.,
Gleb Natapov <=