X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Fpci.h;h=294f3a9c526277a843283f00c6a708c0cb13347c;hb=caeac5c38e34c5282a0646a697acaa1fea22ddb7;hp=1f1c7ef7099fa3955fbfb1ddfe3e1ec20b1c12a7;hpb=4f6b38ca2cba4aaf49d88a689f48b4183e88f604;p=pciutils.git diff --git a/lib/pci.h b/lib/pci.h index 1f1c7ef..294f3a9 100644 --- a/lib/pci.h +++ b/lib/pci.h @@ -9,11 +9,18 @@ #ifndef _PCI_LIB_H #define _PCI_LIB_H +#ifndef PCI_CONFIG_H #include "config.h" +#endif + #include "header.h" #include "types.h" -#define PCI_LIB_VERSION 0x020204 /* FIXME: Update */ +#define PCI_LIB_VERSION 0x030100 + +#ifndef PCI_ABI +#define PCI_ABI +#endif /* * PCI Access Structure @@ -65,25 +72,26 @@ struct pci_access { struct id_bucket *current_id_bucket; int id_load_failed; int id_cache_status; /* 0=not read, 1=read, 2=dirty */ - int fd; /* proc: fd */ - int fd_rw; /* proc: fd opened read-write */ - struct pci_dev *cached_dev; /* proc: device the fd is for */ - int fd_pos; /* proc: current position */ + int fd; /* proc/sys: fd for config space */ + int fd_rw; /* proc/sys: fd opened read-write */ + int fd_pos; /* proc/sys: current position */ + int fd_vpd; /* sys: fd for VPD */ + struct pci_dev *cached_dev; /* proc/sys: device the fds are for */ }; /* Initialize PCI access */ -struct pci_access *pci_alloc(void); -void pci_init(struct pci_access *); -void pci_cleanup(struct pci_access *); +struct pci_access *pci_alloc(void) PCI_ABI; +void pci_init(struct pci_access *) PCI_ABI; +void pci_cleanup(struct pci_access *) PCI_ABI; /* Scanning of devices */ -void pci_scan_bus(struct pci_access *acc); -struct pci_dev *pci_get_dev(struct pci_access *acc, int domain, int bus, int dev, int func); /* Raw access to specified device */ -void pci_free_dev(struct pci_dev *); +void pci_scan_bus(struct pci_access *acc) PCI_ABI; +struct pci_dev *pci_get_dev(struct pci_access *acc, int domain, int bus, int dev, int func) PCI_ABI; /* Raw access to specified device */ +void pci_free_dev(struct pci_dev *) PCI_ABI; /* Names of access methods */ -int pci_lookup_method(char *name); /* Returns -1 if not found */ -char *pci_get_method_name(int index); /* Returns "" if unavailable, NULL if index out of range */ +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 @@ -97,10 +105,10 @@ struct pci_param { char *help; /* Explanation of the parameter */ }; -char *pci_get_param(struct pci_access *acc, char *param); -int pci_set_param(struct pci_access *acc, char *param, char *value); /* 0 on success, -1 if no such 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=NULL, and do not modify the parameters during traversal. */ -struct pci_param *pci_walk_params(struct pci_access *acc, struct pci_param *prev); +struct pci_param *pci_walk_params(struct pci_access *acc, struct pci_param *prev) PCI_ABI; /* * Devices @@ -120,6 +128,8 @@ struct pci_dev { pciaddr_t size[6]; /* Region sizes */ pciaddr_t rom_base_addr; /* Expansion ROM base address */ pciaddr_t rom_size; /* Expansion ROM size */ + struct pci_cap *first_cap; /* List of capabilities */ + char *phy_slot; /* Physical slot */ /* Fields used internally: */ struct pci_access *access; @@ -132,17 +142,19 @@ struct pci_dev { #define PCI_ADDR_IO_MASK (~(pciaddr_t) 0x3) #define PCI_ADDR_MEM_MASK (~(pciaddr_t) 0xf) +#define PCI_ADDR_FLAG_MASK 0xf -u8 pci_read_byte(struct pci_dev *, int pos); /* Access to configuration space */ -u16 pci_read_word(struct pci_dev *, int pos); -u32 pci_read_long(struct pci_dev *, int pos); -int pci_read_block(struct pci_dev *, int pos, u8 *buf, int len); -int pci_write_byte(struct pci_dev *, int pos, u8 data); -int pci_write_word(struct pci_dev *, int pos, u16 data); -int pci_write_long(struct pci_dev *, int pos, u32 data); -int pci_write_block(struct pci_dev *, int pos, u8 *buf, int len); +u8 pci_read_byte(struct pci_dev *, int pos) PCI_ABI; /* Access to configuration space */ +u16 pci_read_word(struct pci_dev *, int pos) PCI_ABI; +u32 pci_read_long(struct pci_dev *, int pos) PCI_ABI; +int pci_read_block(struct pci_dev *, int pos, u8 *buf, int len) PCI_ABI; +int pci_read_vpd(struct pci_dev *d, int pos, u8 *buf, int len) PCI_ABI; +int pci_write_byte(struct pci_dev *, int pos, u8 data) PCI_ABI; +int pci_write_word(struct pci_dev *, int pos, u16 data) PCI_ABI; +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) PCI_ABI; -int pci_fill_info(struct pci_dev *, int flags); /* Fill in device information */ +int pci_fill_info(struct pci_dev *, int flags) PCI_ABI; /* Fill in device information */ #define PCI_FILL_IDENT 1 #define PCI_FILL_IRQ 2 @@ -150,9 +162,28 @@ int pci_fill_info(struct pci_dev *, int flags); /* Fill in device information */ #define PCI_FILL_ROM_BASE 8 #define PCI_FILL_SIZES 16 #define PCI_FILL_CLASS 32 +#define PCI_FILL_CAPS 64 +#define PCI_FILL_EXT_CAPS 128 +#define PCI_FILL_PHYS_SLOT 256 #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; + +/* + * Capabilities + */ + +struct pci_cap { + struct pci_cap *next; + u16 id; /* PCI_CAP_ID_xxx */ + u16 type; /* PCI_CAP_xxx */ + unsigned int addr; /* Position in the config space */ +}; + +#define PCI_CAP_NORMAL 1 /* Traditional PCI capabilities */ +#define PCI_CAP_EXTENDED 2 /* PCIe extended capabilities */ + +struct pci_cap *pci_find_cap(struct pci_dev *, unsigned int id, unsigned int type) PCI_ABI; /* * Filters @@ -163,10 +194,10 @@ struct pci_filter { int vendor, device; }; -void pci_filter_init(struct pci_access *, struct pci_filter *); -char *pci_filter_parse_slot(struct pci_filter *, char *); -char *pci_filter_parse_id(struct pci_filter *, char *); -int pci_filter_match(struct pci_filter *, struct pci_dev *); +void pci_filter_init(struct pci_access *, struct pci_filter *) PCI_ABI; +char *pci_filter_parse_slot(struct pci_filter *, char *) PCI_ABI; +char *pci_filter_parse_id(struct pci_filter *, char *) PCI_ABI; +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) @@ -184,12 +215,12 @@ int pci_filter_match(struct pci_filter *, struct pci_dev *); * PROGIF (classID, progif) -> programming interface */ -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 pci_lookup_*() when needed; returns success */ -void pci_free_name_list(struct pci_access *a); /* Called automatically by pci_cleanup() */ -void pci_set_name_list_path(struct pci_access *a, char *name, int to_be_freed); -void pci_id_cache_flush(struct pci_access *a); +int pci_load_name_list(struct pci_access *a) PCI_ABI; /* Called automatically by pci_lookup_*() when needed; returns success */ +void pci_free_name_list(struct pci_access *a) PCI_ABI; /* Called automatically by pci_cleanup() */ +void pci_set_name_list_path(struct pci_access *a, char *name, int to_be_freed) PCI_ABI; +void pci_id_cache_flush(struct pci_access *a) PCI_ABI; enum pci_lookup_mode { PCI_LOOKUP_VENDOR = 1, /* Vendor name (args: vendorID) */