From 1f0711e298ad9fc9c36a4d1c61d36d0dc4433f09 Mon Sep 17 00:00:00 2001 From: aliguori Date: Mon, 16 Feb 2009 15:36:08 +0000 Subject: [PATCH] Generate PCI hotplug interrupt only if corespondent EN bit is set. (Gleb Natapov) Signed-off-by: Gleb Natapov Signed-off-by: Anthony Liguori git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6625 c046a42c-6fe2-441c-8c8c-71466251a162 --- hw/acpi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/acpi.c b/hw/acpi.c index a59d7e2928..31851585f8 100644 --- a/hw/acpi.c +++ b/hw/acpi.c @@ -724,25 +724,25 @@ 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); + } } -- 2.11.4.GIT