typedef enum {PCI_BAR_IO, PCI_BAR_MEM16, PCI_BAR_MEM32, PCI_BAR_MEM64_LOW, PCI_BAR_MEM64_HIGH, PCI_BAR_NONE} pci_bar_type_t;
+typedef enum {PCI_STD_DEVICE, PCI_TO_PCI_BRIDGE, PCI_CARDBUS, PCI_MULTIFUNCTION} pci_device_type_t;
+
struct pci_device;
struct v3_pci_bar {
pci_bar_type_t type;
- int mem_hook;
- int num_pages;
- int (*bar_update)(struct pci_device * pci_dev, uint_t bar);
+
+ union {
+ struct {
+ int num_pages;
+ addr_t default_base_addr;
+ int (*mem_read)(addr_t guest_addr, void * dst, uint_t length, void * private_data);
+ int (*mem_write)(addr_t guest_addr, void * src, uint_t length, void * private_data);
+ };
+
+ struct {
+ int num_ports;
+ uint16_t default_base_port;
+ int (*io_read)(ushort_t port, void * dst, uint_t length, struct vm_device * dev);
+ int (*io_write)(ushort_t port, void * src, uint_t length, struct vm_device * dev);
+ };
+ };
// Internal PCI data
+ uint32_t val;
int updated;
uint32_t mask;
};
+
+#define PCI_IO_BASE(bar_val) (bar_val & 0xfffffffc)
+#define PCI_MEM32_BASE(bar_val) (bar_val & 0xfffffff0)
+
struct pci_device {
union {
uint8_t config_space[256];
struct pci_device *
v3_pci_register_device(struct vm_device * pci,
+ pci_device_type_t dev_type,
uint_t bus_num,
const char * name,
int dev_num,
int (*config_update)(struct pci_device * pci_dev, uint_t reg_num, int length),
int (*cmd_update)(struct pci_device *pci_dev, uchar_t io_enabled, uchar_t mem_enabled),
int (*ext_rom_update)(struct pci_device *pci_dev),
- void * private_data);
+ struct vm_device * dev);
#endif