Generate PCI hotplug interrupt only if corespondent EN bit is set. (Gleb Natapov)
Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6625 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -724,25 +724,25 @@ void qemu_system_hot_add_init(void)
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static void enable_device(struct pci_status *p, struct gpe_regs *g, int slot)
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{
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g->sts |= 2;
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g->en |= 2;
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p->up |= (1 << slot);
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}
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static void disable_device(struct pci_status *p, struct gpe_regs *g, int slot)
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{
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g->sts |= 2;
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g->en |= 2;
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p->down |= (1 << slot);
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}
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void qemu_system_device_hot_add(int bus, int slot, int state)
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{
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qemu_set_irq(pm_state->irq, 1);
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pci0_status.up = 0;
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pci0_status.down = 0;
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if (state)
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enable_device(&pci0_status, &gpe, slot);
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else
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disable_device(&pci0_status, &gpe, slot);
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qemu_set_irq(pm_state->irq, 0);
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if (gpe.en & 2) {
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qemu_set_irq(pm_state->irq, 1);
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qemu_set_irq(pm_state->irq, 0);
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}
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}
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