pci: introduce constant PCI_NUM_PINS for the number of interrupt pins, 4.

introduce constant PCI_NUM_PINS for the number of interrupt pins, 4.
and use it.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Isaku Yamahata 2009-10-30 21:20:56 +09:00 committed by Anthony Liguori
parent 2e49d64ac7
commit e369cad7cd
2 changed files with 5 additions and 3 deletions

View File

@ -229,7 +229,7 @@ const VMStateDescription vmstate_pci_device = {
VMSTATE_INT32_LE(version_id, PCIDevice),
VMSTATE_SINGLE(config, PCIDevice, 0, vmstate_info_pci_config,
typeof_field(PCIDevice,config)),
VMSTATE_INT32_ARRAY_V(irq_state, PCIDevice, 4, 2),
VMSTATE_INT32_ARRAY_V(irq_state, PCIDevice, PCI_NUM_PINS, 2),
VMSTATE_END_OF_LIST()
}
};
@ -389,7 +389,7 @@ static PCIDevice *do_pci_register_device(PCIDevice *pci_dev, PCIBus *bus,
pci_dev->config_read = config_read;
pci_dev->config_write = config_write;
bus->devices[devfn] = pci_dev;
pci_dev->irq = qemu_allocate_irqs(pci_set_irq, pci_dev, 4);
pci_dev->irq = qemu_allocate_irqs(pci_set_irq, pci_dev, PCI_NUM_PINS);
pci_dev->version_id = 2; /* Current pci device vmstate version */
return pci_dev;
}

View File

@ -158,6 +158,8 @@ typedef struct PCIIORegion {
/* Size of the standard PCI config space */
#define PCI_CONFIG_SPACE_SIZE 0x100
#define PCI_NUM_PINS 4 /* A-D */
/* Bits in cap_present field. */
enum {
QEMU_PCI_CAP_MSIX = 0x1,
@ -192,7 +194,7 @@ struct PCIDevice {
qemu_irq *irq;
/* Current IRQ levels. Used internally by the generic PCI code. */
int irq_state[4];
int irq_state[PCI_NUM_PINS];
/* Capability bits */
uint32_t cap_present;