1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#ifndef XEN_HOST_PCI_DEVICE_H
#define XEN_HOST_PCI_DEVICE_H
#include "hw/pci/pci.h"
enum {
XEN_HOST_PCI_REGION_TYPE_IO = 1 << 1,
XEN_HOST_PCI_REGION_TYPE_MEM = 1 << 2,
XEN_HOST_PCI_REGION_TYPE_PREFETCH = 1 << 3,
XEN_HOST_PCI_REGION_TYPE_MEM_64 = 1 << 4,
};
typedef struct XenHostPCIIORegion {
pcibus_t base_addr;
pcibus_t size;
uint8_t type;
uint8_t bus_flags; /* Bus-specific bits */
} XenHostPCIIORegion;
typedef struct XenHostPCIDevice {
uint16_t domain;
uint8_t bus;
uint8_t dev;
uint8_t func;
/* different from the above in case of stubdomain */
uint16_t local_domain;
uint8_t local_bus;
uint8_t local_dev;
uint8_t local_func;
uint16_t vendor_id;
uint16_t device_id;
uint32_t class_code;
int irq;
XenHostPCIIORegion io_regions[PCI_NUM_REGIONS - 1];
XenHostPCIIORegion rom;
bool is_virtfn;
int config_fd;
} XenHostPCIDevice;
void xen_host_pci_device_get(XenHostPCIDevice *d, uint16_t domain,
uint8_t bus, uint8_t dev, uint8_t func,
Error **errp);
void xen_host_pci_device_put(XenHostPCIDevice *pci_dev);
bool xen_host_pci_device_closed(XenHostPCIDevice *d);
int xen_host_pci_get_byte(XenHostPCIDevice *d, int pos, uint8_t *p);
int xen_host_pci_get_word(XenHostPCIDevice *d, int pos, uint16_t *p);
int xen_host_pci_get_long(XenHostPCIDevice *d, int pos, uint32_t *p);
int xen_host_pci_get_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
int len);
int xen_host_pci_set_byte(XenHostPCIDevice *d, int pos, uint8_t data);
int xen_host_pci_set_word(XenHostPCIDevice *d, int pos, uint16_t data);
int xen_host_pci_set_long(XenHostPCIDevice *d, int pos, uint32_t data);
int xen_host_pci_set_block(XenHostPCIDevice *d, int pos, uint8_t *buf,
int len);
int xen_host_pci_find_ext_cap_offset(XenHostPCIDevice *s, uint32_t cap);
#endif /* XEN_HOST_PCI_DEVICE_H */
|
