| pci.h | | pci.h | |
| /* | | /* | |
| * The PCI Library | | * The PCI Library | |
| * | | * | |
|
| * Copyright (c) 1997--2006 Martin Mares <mj@ucw.cz> | | * Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz> | |
| * | | * | |
| * Can be freely distributed and used under the terms of the GNU GPL. | | * Can be freely distributed and used under the terms of the GNU GPL. | |
| */ | | */ | |
| | | | |
| #ifndef _PCI_LIB_H | | #ifndef _PCI_LIB_H | |
| #define _PCI_LIB_H | | #define _PCI_LIB_H | |
| | | | |
| #include "config.h" | | #include "config.h" | |
| #include "header.h" | | #include "header.h" | |
| #include "types.h" | | #include "types.h" | |
| | | | |
|
| #define PCI_LIB_VERSION 0x020204 | | #define PCI_LIB_VERSION 0x030000 | |
| | | | |
| | | #ifndef PCI_ABI | |
| | | #define PCI_ABI | |
| | | #endif | |
| | | | |
| /* | | /* | |
| * PCI Access Structure | | * PCI Access Structure | |
| */ | | */ | |
| | | | |
| struct pci_methods; | | struct pci_methods; | |
| | | | |
| enum pci_access_type { | | enum pci_access_type { | |
| /* Known access methods, remember to update access.c as well */ | | /* Known access methods, remember to update access.c as well */ | |
|
| PCI_ACCESS_AUTO, /* Autodetection (params: none) */ | | PCI_ACCESS_AUTO, /* Autodetection */ | |
| PCI_ACCESS_SYS_BUS_PCI, /* Linux /sys/bus/pci (params: path) | | PCI_ACCESS_SYS_BUS_PCI, /* Linux /sys/bus/pci */ | |
| */ | | PCI_ACCESS_PROC_BUS_PCI, /* Linux /proc/bus/pci */ | |
| PCI_ACCESS_PROC_BUS_PCI, /* Linux /proc/bus/pci (params: path | | PCI_ACCESS_I386_TYPE1, /* i386 ports, type 1 */ | |
| ) */ | | PCI_ACCESS_I386_TYPE2, /* i386 ports, type 2 */ | |
| PCI_ACCESS_I386_TYPE1, /* i386 ports, type 1 (params: none) | | PCI_ACCESS_FBSD_DEVICE, /* FreeBSD /dev/pci */ | |
| */ | | | |
| PCI_ACCESS_I386_TYPE2, /* i386 ports, type 2 (params: none) | | | |
| */ | | | |
| PCI_ACCESS_FBSD_DEVICE, /* FreeBSD /dev/pci (params: path) * | | | |
| / | | | |
| PCI_ACCESS_AIX_DEVICE, /* /dev/pci0, /dev/bus0, etc. */ | | PCI_ACCESS_AIX_DEVICE, /* /dev/pci0, /dev/bus0, etc. */ | |
| PCI_ACCESS_NBSD_LIBPCI, /* NetBSD libpci */ | | PCI_ACCESS_NBSD_LIBPCI, /* NetBSD libpci */ | |
| PCI_ACCESS_OBSD_DEVICE, /* OpenBSD /dev/pci */ | | PCI_ACCESS_OBSD_DEVICE, /* OpenBSD /dev/pci */ | |
|
| PCI_ACCESS_DUMP, /* Dump file (params: filename) */ | | PCI_ACCESS_DUMP, /* Dump file */ | |
| PCI_ACCESS_MAX | | PCI_ACCESS_MAX | |
| }; | | }; | |
| | | | |
| struct pci_access { | | struct pci_access { | |
| /* Options you can change: */ | | /* Options you can change: */ | |
| unsigned int method; /* Access method */ | | unsigned int method; /* Access method */ | |
|
| char *method_params[PCI_ACCESS_MAX]; /* Parameters for the methods */ | | | |
| int writeable; /* Open in read/write mode */ | | int writeable; /* Open in read/write mode */ | |
| int buscentric; /* Bus-centric view of the world */ | | int buscentric; /* Bus-centric view of the world */ | |
|
| char *id_file_name; /* Name of ID list file */ | | | |
| | | char *id_file_name; /* Name of ID list file (use pci_set | |
| | | _name_list_path()) */ | |
| int free_id_name; /* Set if id_file_name is malloced *
/ | | int free_id_name; /* Set if id_file_name is malloced *
/ | |
| int numeric_ids; /* Enforce PCI_LOOKUP_NUMERIC (>1 =>
PCI_LOOKUP_MIXED) */ | | int numeric_ids; /* Enforce PCI_LOOKUP_NUMERIC (>1 =>
PCI_LOOKUP_MIXED) */ | |
|
| | | | |
| | | unsigned int id_lookup_mode; /* pci_lookup_mode flags which are s | |
| | | et automatically */ | |
| | | /* Default: PCI_LOOKUP_CACHE */ | |
| | | | |
| int debugging; /* Turn on debugging messages */ | | int debugging; /* Turn on debugging messages */ | |
| | | | |
| /* Functions you can override: */ | | /* Functions you can override: */ | |
|
| void (*error)(char *msg, ...); /* Write error message and quit */ | | void (*error)(char *msg, ...) PCI_PRINTF(1,2); /* Write error messa | |
| void (*warning)(char *msg, ...); /* Write a warning message */ | | ge and quit */ | |
| void (*debug)(char *msg, ...); /* Write a debugging message */ | | void (*warning)(char *msg, ...) PCI_PRINTF(1,2); /* Write a warning m | |
| | | essage */ | |
| | | void (*debug)(char *msg, ...) PCI_PRINTF(1,2); /* Write a debugging | |
| | | message */ | |
| | | | |
| struct pci_dev *devices; /* Devices found on this bus */ | | struct pci_dev *devices; /* Devices found on this bus */ | |
| | | | |
| /* Fields used internally: */ | | /* Fields used internally: */ | |
| struct pci_methods *methods; | | struct pci_methods *methods; | |
|
| | | struct pci_param *params; | |
| struct id_entry **id_hash; /* names.c */ | | struct id_entry **id_hash; /* names.c */ | |
| struct id_bucket *current_id_bucket; | | struct id_bucket *current_id_bucket; | |
|
| int hash_load_failed; | | int id_load_failed; | |
| | | int id_cache_status; /* 0=not read, 1=read, 2=dirty */ | |
| int fd; /* proc: fd */ | | int fd; /* proc: fd */ | |
| int fd_rw; /* proc: fd opened read-write */ | | int fd_rw; /* proc: fd opened read-write */ | |
| struct pci_dev *cached_dev; /* proc: device the fd is for */ | | struct pci_dev *cached_dev; /* proc: device the fd is for */ | |
| int fd_pos; /* proc: current position */ | | int fd_pos; /* proc: current position */ | |
| }; | | }; | |
| | | | |
| /* Initialize PCI access */ | | /* Initialize PCI access */ | |
|
| struct pci_access *pci_alloc(void); | | struct pci_access *pci_alloc(void) PCI_ABI; | |
| void pci_init(struct pci_access *); | | void pci_init(struct pci_access *) PCI_ABI; | |
| void pci_cleanup(struct pci_access *); | | void pci_cleanup(struct pci_access *) PCI_ABI; | |
| | | | |
| /* Scanning of devices */ | | /* Scanning of devices */ | |
|
| void pci_scan_bus(struct pci_access *acc); | | void pci_scan_bus(struct pci_access *acc) PCI_ABI; | |
| struct pci_dev *pci_get_dev(struct pci_access *acc, int domain, int bus, in | | struct pci_dev *pci_get_dev(struct pci_access *acc, int domain, int bus, in | |
| t dev, int func); /* Raw access to specified device */ | | t dev, int func) PCI_ABI; /* Raw access to specified device */ | |
| void pci_free_dev(struct pci_dev *); | | void pci_free_dev(struct pci_dev *) PCI_ABI; | |
| | | | |
| | | /* Names of access methods */ | |
| | | int pci_lookup_method(char *name) PCI_ABI; /* Returns -1 if not found * | |
| | | / | |
| | | char *pci_get_method_name(int index) PCI_ABI; /* Returns "" if unavailable | |
| | | , NULL if index out of range */ | |
| | | | |
| | | /* | |
| | | * Named parameters | |
| | | */ | |
| | | | |
| | | struct pci_param { | |
| | | struct pci_param *next; /* Please use pci_walk_params() for | |
| | | traversing the list */ | |
| | | char *param; /* Name of the parameter */ | |
| | | char *value; /* Value of the parameter */ | |
| | | int value_malloced; /* used internally */ | |
| | | char *help; /* Explanation of the parameter */ | |
| | | }; | |
| | | | |
| | | char *pci_get_param(struct pci_access *acc, char *param) PCI_ABI; | |
| | | int pci_set_param(struct pci_access *acc, char *param, char *value) PCI_ABI | |
| | | ; /* 0 on success, -1 if no such parameter */ | |
| | | /* To traverse the list, call pci_walk_params repeatedly, first with prev=N | |
| | | ULL, and do not modify the parameters during traversal. */ | |
| | | struct pci_param *pci_walk_params(struct pci_access *acc, struct pci_param | |
| | | *prev) PCI_ABI; | |
| | | | |
| /* | | /* | |
| * Devices | | * Devices | |
| */ | | */ | |
| | | | |
| struct pci_dev { | | struct pci_dev { | |
| struct pci_dev *next; /* Next device in the chain
*/ | | struct pci_dev *next; /* Next device in the chain
*/ | |
| u16 domain; /* PCI domain (host bridge) */ | | u16 domain; /* PCI domain (host bridge) */ | |
| u8 bus, dev, func; /* Bus inside domain, device and fun
ction */ | | u8 bus, dev, func; /* Bus inside domain, device and fun
ction */ | |
| | | | |
| | | | |
| skipping to change at line 109 | | skipping to change at line 140 | |
| struct pci_methods *methods; | | struct pci_methods *methods; | |
| u8 *cache; /* Cached config registers */ | | u8 *cache; /* Cached config registers */ | |
| int cache_len; | | int cache_len; | |
| int hdrtype; /* Cached low 7 bits of header type,
-1 if unknown */ | | int hdrtype; /* Cached low 7 bits of header type,
-1 if unknown */ | |
| void *aux; /* Auxillary data */ | | void *aux; /* Auxillary data */ | |
| }; | | }; | |
| | | | |
| #define PCI_ADDR_IO_MASK (~(pciaddr_t) 0x3) | | #define PCI_ADDR_IO_MASK (~(pciaddr_t) 0x3) | |
| #define PCI_ADDR_MEM_MASK (~(pciaddr_t) 0xf) | | #define PCI_ADDR_MEM_MASK (~(pciaddr_t) 0xf) | |
| | | | |
|
| u8 pci_read_byte(struct pci_dev *, int pos); /* Access to configuration spa | | u8 pci_read_byte(struct pci_dev *, int pos) PCI_ABI; /* Access to configura | |
| ce */ | | tion space */ | |
| u16 pci_read_word(struct pci_dev *, int pos); | | u16 pci_read_word(struct pci_dev *, int pos) PCI_ABI; | |
| u32 pci_read_long(struct pci_dev *, int pos); | | u32 pci_read_long(struct pci_dev *, int pos) PCI_ABI; | |
| int pci_read_block(struct pci_dev *, int pos, u8 *buf, int len); | | int pci_read_block(struct pci_dev *, int pos, u8 *buf, int len) PCI_ABI; | |
| int pci_write_byte(struct pci_dev *, int pos, u8 data); | | int pci_write_byte(struct pci_dev *, int pos, u8 data) PCI_ABI; | |
| int pci_write_word(struct pci_dev *, int pos, u16 data); | | int pci_write_word(struct pci_dev *, int pos, u16 data) PCI_ABI; | |
| int pci_write_long(struct pci_dev *, int pos, u32 data); | | int pci_write_long(struct pci_dev *, int pos, u32 data) PCI_ABI; | |
| int pci_write_block(struct pci_dev *, int pos, u8 *buf, int len); | | int pci_write_block(struct pci_dev *, int pos, u8 *buf, int len) PCI_ABI; | |
| | | | |
|
| int pci_fill_info(struct pci_dev *, int flags); /* Fill in device informati
on */ | | int pci_fill_info(struct pci_dev *, int flags) PCI_ABI; /* Fill in device i
nformation */ | |
| | | | |
| #define PCI_FILL_IDENT 1 | | #define PCI_FILL_IDENT 1 | |
| #define PCI_FILL_IRQ 2 | | #define PCI_FILL_IRQ 2 | |
| #define PCI_FILL_BASES 4 | | #define PCI_FILL_BASES 4 | |
| #define PCI_FILL_ROM_BASE 8 | | #define PCI_FILL_ROM_BASE 8 | |
| #define PCI_FILL_SIZES 16 | | #define PCI_FILL_SIZES 16 | |
| #define PCI_FILL_CLASS 32 | | #define PCI_FILL_CLASS 32 | |
| #define PCI_FILL_RESCAN 0x10000 | | #define PCI_FILL_RESCAN 0x10000 | |
| | | | |
|
| void pci_setup_cache(struct pci_dev *, u8 *cache, int len); | | void pci_setup_cache(struct pci_dev *, u8 *cache, int len) PCI_ABI; | |
| | | | |
| /* | | /* | |
| * Filters | | * Filters | |
| */ | | */ | |
| | | | |
| struct pci_filter { | | struct pci_filter { | |
| int domain, bus, slot, func; /* -1 = ANY */ | | int domain, bus, slot, func; /* -1 = ANY */ | |
| int vendor, device; | | int vendor, device; | |
| }; | | }; | |
| | | | |
|
| void pci_filter_init(struct pci_access *, struct pci_filter *); | | void pci_filter_init(struct pci_access *, struct pci_filter *) PCI_ABI; | |
| char *pci_filter_parse_slot(struct pci_filter *, char *); | | char *pci_filter_parse_slot(struct pci_filter *, char *) PCI_ABI; | |
| char *pci_filter_parse_id(struct pci_filter *, char *); | | char *pci_filter_parse_id(struct pci_filter *, char *) PCI_ABI; | |
| int pci_filter_match(struct pci_filter *, struct pci_dev *); | | int pci_filter_match(struct pci_filter *, struct pci_dev *) PCI_ABI; | |
| | | | |
| /* | | /* | |
| * Conversion of PCI ID's to names (according to the pci.ids file) | | * Conversion of PCI ID's to names (according to the pci.ids file) | |
| * | | * | |
| * Call pci_lookup_name() to identify different types of ID's: | | * Call pci_lookup_name() to identify different types of ID's: | |
| * | | * | |
| * VENDOR (vendorID) -> vendor | | * VENDOR (vendorID) -> vendor | |
| * DEVICE (vendorID, deviceID) -> device | | * DEVICE (vendorID, deviceID) -> device | |
| * VENDOR | DEVICE (vendorID, deviceID) -> combined ven
dor and device | | * VENDOR | DEVICE (vendorID, deviceID) -> combined ven
dor and device | |
| * SUBSYSTEM | VENDOR (subvendorID) -> subsystem vendor | | * SUBSYSTEM | VENDOR (subvendorID) -> subsystem vendor | |
| * SUBSYSTEM | DEVICE (vendorID, deviceID, subvendorID, su
bdevID) -> subsystem device | | * SUBSYSTEM | DEVICE (vendorID, deviceID, subvendorID, su
bdevID) -> subsystem device | |
| * SUBSYSTEM | VENDOR | DEVICE (vendorID, deviceID, subvendorID, su
bdevID) -> combined subsystem v+d | | * SUBSYSTEM | VENDOR | DEVICE (vendorID, deviceID, subvendorID, su
bdevID) -> combined subsystem v+d | |
| * SUBSYSTEM | ... (-1, -1, subvendorID, subdevID) -> g
eneric subsystem | | * SUBSYSTEM | ... (-1, -1, subvendorID, subdevID) -> g
eneric subsystem | |
| * CLASS (classID) -> class | | * CLASS (classID) -> class | |
| * PROGIF (classID, progif) -> programming int
erface | | * PROGIF (classID, progif) -> programming int
erface | |
| */ | | */ | |
| | | | |
|
| char *pci_lookup_name(struct pci_access *a, char *buf, int size, int flags,
...); | | char *pci_lookup_name(struct pci_access *a, char *buf, int size, int flags,
...) PCI_ABI; | |
| | | | |
|
| int pci_load_name_list(struct pci_access *a); /* Called automatically by p | | int pci_load_name_list(struct pci_access *a) PCI_ABI; /* Called automatica | |
| ci_lookup_*() when needed; returns success */ | | lly by pci_lookup_*() when needed; returns success */ | |
| void pci_free_name_list(struct pci_access *a); /* Called automatically by p | | void pci_free_name_list(struct pci_access *a) PCI_ABI; /* Called automatica | |
| ci_cleanup() */ | | lly by pci_cleanup() */ | |
| void pci_set_name_list_path(struct pci_access *a, char *name, int to_be_fre | | void pci_set_name_list_path(struct pci_access *a, char *name, int to_be_fre | |
| ed); | | ed) PCI_ABI; | |
| | | void pci_id_cache_flush(struct pci_access *a) PCI_ABI; | |
| | | | |
| enum pci_lookup_mode { | | enum pci_lookup_mode { | |
| PCI_LOOKUP_VENDOR = 1, /* Vendor name (args: vendorID) */ | | PCI_LOOKUP_VENDOR = 1, /* Vendor name (args: vendorID) */ | |
| PCI_LOOKUP_DEVICE = 2, /* Device name (args: vendorID, devi
ceID) */ | | PCI_LOOKUP_DEVICE = 2, /* Device name (args: vendorID, devi
ceID) */ | |
| PCI_LOOKUP_CLASS = 4, /* Device class (args: class
ID) */ | | PCI_LOOKUP_CLASS = 4, /* Device class (args: class
ID) */ | |
| PCI_LOOKUP_SUBSYSTEM = 8, | | PCI_LOOKUP_SUBSYSTEM = 8, | |
| PCI_LOOKUP_PROGIF = 16, /* Programming interface (args: clas
sID, prog_if) */ | | PCI_LOOKUP_PROGIF = 16, /* Programming interface (args: clas
sID, prog_if) */ | |
| PCI_LOOKUP_NUMERIC = 0x10000, /* Want only formatted numbe
rs; default if access->numeric_ids is set */ | | PCI_LOOKUP_NUMERIC = 0x10000, /* Want only formatted numbe
rs; default if access->numeric_ids is set */ | |
| PCI_LOOKUP_NO_NUMBERS = 0x20000, /* Return NULL if not found in the d
atabase; default is to print numerically */ | | PCI_LOOKUP_NO_NUMBERS = 0x20000, /* Return NULL if not found in the d
atabase; default is to print numerically */ | |
| PCI_LOOKUP_MIXED = 0x40000, /* Include both numbers and names */ | | PCI_LOOKUP_MIXED = 0x40000, /* Include both numbers and names */ | |
|
| | | PCI_LOOKUP_NETWORK = 0x80000, /* Try to resolve unknown ID | |
| | | 's by DNS */ | |
| | | PCI_LOOKUP_SKIP_LOCAL = 0x100000, /* Do not consult local database */ | |
| | | PCI_LOOKUP_CACHE = 0x200000, /* Consult the local cache before us | |
| | | ing DNS */ | |
| | | PCI_LOOKUP_REFRESH_CACHE = 0x400000, /* Forget all previously cached entr | |
| | | ies, but still allow updating the cache */ | |
| }; | | }; | |
| | | | |
| #endif | | #endif | |
| | | | |
End of changes. 19 change blocks. |
| 49 lines changed or deleted | | 94 lines changed or added | |
|