diff options
Diffstat (limited to 'freebsd/sys/sys/pciio.h')
| -rw-r--r-- | freebsd/sys/sys/pciio.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/freebsd/sys/sys/pciio.h b/freebsd/sys/sys/pciio.h index 80d2019b..50e9116d 100644 --- a/freebsd/sys/sys/pciio.h +++ b/freebsd/sys/sys/pciio.h @@ -138,11 +138,30 @@ struct pci_list_vpd_io { struct pci_vpd_element *plvi_data; }; +struct pci_bar_mmap { + void *pbm_map_base; /* (sometimes IN)/OUT mmaped base */ + size_t pbm_map_length; /* mapped length of the BAR, multiple + of pages */ + uint64_t pbm_bar_length; /* actual length of the BAR */ + int pbm_bar_off; /* offset from the mapped base to the + start of BAR */ + struct pcisel pbm_sel; /* device to operate on */ + int pbm_reg; /* starting address of BAR */ + int pbm_flags; + int pbm_memattr; +}; + +#define PCIIO_BAR_MMAP_FIXED 0x01 +#define PCIIO_BAR_MMAP_EXCL 0x02 +#define PCIIO_BAR_MMAP_RW 0x04 +#define PCIIO_BAR_MMAP_ACTIVATE 0x08 + #define PCIOCGETCONF _IOWR('p', 5, struct pci_conf_io) #define PCIOCREAD _IOWR('p', 2, struct pci_io) #define PCIOCWRITE _IOWR('p', 3, struct pci_io) #define PCIOCATTACHED _IOWR('p', 4, struct pci_io) #define PCIOCGETBAR _IOWR('p', 6, struct pci_bar_io) #define PCIOCLISTVPD _IOWR('p', 7, struct pci_list_vpd_io) +#define PCIOCBARMMAP _IOWR('p', 8, struct pci_bar_mmap) #endif /* !_SYS_PCIIO_H_ */ |