Revision 3f84865a hw/acpi.c
| b/hw/acpi.c | ||
|---|---|---|
| 694 | 694 |
|
| 695 | 695 |
static void pciej_write(void *opaque, uint32_t addr, uint32_t val) |
| 696 | 696 |
{
|
| 697 |
#if defined (TARGET_I386) |
|
| 697 |
BusState *bus = opaque; |
|
| 698 |
DeviceState *qdev; |
|
| 699 |
PCIDevice *dev; |
|
| 698 | 700 |
int slot = ffs(val) - 1; |
| 699 | 701 |
|
| 700 |
pci_device_hot_remove_success(0, slot); |
|
| 702 |
QLIST_FOREACH(qdev, &bus->children, sibling) {
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|
| 703 |
dev = DO_UPCAST(PCIDevice, qdev, qdev); |
|
| 704 |
if (PCI_SLOT(dev->devfn) == slot) {
|
|
| 705 |
#if defined (TARGET_I386) |
|
| 706 |
pci_device_hot_remove_success(dev); |
|
| 701 | 707 |
#endif |
| 708 |
qdev_free(qdev); |
|
| 709 |
} |
|
| 710 |
} |
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| 711 |
|
|
| 702 | 712 |
|
| 703 | 713 |
#if defined(DEBUG) |
| 704 | 714 |
printf("pciej write %x <== %d\n", addr, val);
|
| 705 | 715 |
#endif |
| 706 | 716 |
} |
| 707 | 717 |
|
| 708 |
static void piix4_device_hot_add(int bus, int slot, int state);
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|
| 718 |
static int piix4_device_hotplug(PCIDevice *dev, int state);
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|
| 709 | 719 |
|
| 710 |
void piix4_acpi_system_hot_add_init(void)
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|
| 720 |
void piix4_acpi_system_hot_add_init(PCIBus *bus)
|
|
| 711 | 721 |
{
|
| 712 | 722 |
register_ioport_write(GPE_BASE, 4, 1, gpe_writeb, &gpe); |
| 713 | 723 |
register_ioport_read(GPE_BASE, 4, 1, gpe_readb, &gpe); |
| ... | ... | |
| 715 | 725 |
register_ioport_write(PCI_BASE, 8, 4, pcihotplug_write, &pci0_status); |
| 716 | 726 |
register_ioport_read(PCI_BASE, 8, 4, pcihotplug_read, &pci0_status); |
| 717 | 727 |
|
| 718 |
register_ioport_write(PCI_EJ_BASE, 4, 4, pciej_write, NULL);
|
|
| 719 |
register_ioport_read(PCI_EJ_BASE, 4, 4, pciej_read, NULL);
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| 728 |
register_ioport_write(PCI_EJ_BASE, 4, 4, pciej_write, bus);
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|
| 729 |
register_ioport_read(PCI_EJ_BASE, 4, 4, pciej_read, bus);
|
|
| 720 | 730 |
|
| 721 |
qemu_system_device_hot_add_register(piix4_device_hot_add);
|
|
| 731 |
pci_bus_hotplug(bus, piix4_device_hotplug);
|
|
| 722 | 732 |
} |
| 723 | 733 |
|
| 724 | 734 |
static void enable_device(struct pci_status *p, struct gpe_regs *g, int slot) |
| ... | ... | |
| 733 | 743 |
p->down |= (1 << slot); |
| 734 | 744 |
} |
| 735 | 745 |
|
| 736 |
static void piix4_device_hot_add(int bus, int slot, int state)
|
|
| 746 |
static int piix4_device_hotplug(PCIDevice *dev, int state)
|
|
| 737 | 747 |
{
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| 748 |
int slot = PCI_SLOT(dev->devfn); |
|
| 749 |
|
|
| 738 | 750 |
pci0_status.up = 0; |
| 739 | 751 |
pci0_status.down = 0; |
| 740 | 752 |
if (state) |
| ... | ... | |
| 745 | 757 |
qemu_set_irq(pm_state->irq, 1); |
| 746 | 758 |
qemu_set_irq(pm_state->irq, 0); |
| 747 | 759 |
} |
| 748 |
} |
|
| 749 |
|
|
| 750 |
static qemu_system_device_hot_add_t device_hot_add_callback; |
|
| 751 |
void qemu_system_device_hot_add_register(qemu_system_device_hot_add_t callback) |
|
| 752 |
{
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| 753 |
device_hot_add_callback = callback; |
|
| 754 |
} |
|
| 755 |
|
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| 756 |
void qemu_system_device_hot_add(int pcibus, int slot, int state) |
|
| 757 |
{
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| 758 |
if (device_hot_add_callback) |
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| 759 |
device_hot_add_callback(pcibus, slot, state); |
|
| 760 |
return 0; |
|
| 760 | 761 |
} |
| 761 | 762 |
|
| 762 | 763 |
struct acpi_table_header |
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