WebSVN – HelenOS-historic – Diff – //uspace/trunk/pci/libpci/pci.h

  */
 struct pci_methods;
 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_I386_TYPE1,        /* i386 ports, type 1 (params: none) */
+    PCI_ACCESS_I386_TYPE1,  /* i386 ports, type 1 (params: none) */
-  PCI_ACCESS_I386_TYPE2,        /* i386 ports, type 2 (params: none) */
+    PCI_ACCESS_I386_TYPE2,  /* i386 ports, type 2 (params: none) */
-  PCI_ACCESS_MAX
+    PCI_ACCESS_MAX
 };
 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 */
+    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 */
-  int numeric_ids;          /* Don't resolve device IDs to names */
+    int numeric_ids;    /* Don't resolve device IDs to names */
-  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, ...); /* Write error message and quit */
-  void (*warning)(char *msg, ...);  /* Write a warning message */
+    void (*warning) (char *msg, ...);   /* Write a warning message */
-  void (*debug)(char *msg, ...);    /* Write a debugging message */
+    void (*debug) (char *msg, ...); /* 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 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 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 */
 struct pci_access *pci_alloc(void);
 void pci_init(struct pci_access *);
 void pci_cleanup(struct pci_access *);
 /* 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 */
+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 *);
 /*
  *  Devices
  */
 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 function */
+    u8 bus, dev, func;  /* Bus inside domain, device and function */
-  /* These fields are set by pci_fill_info() */
+    /* These fields are set by pci_fill_info() */
-  int known_fields;         /* Set of info fields already known */
+    int known_fields;   /* Set of info fields already known */
-  u16 vendor_id, device_id;     /* Identity of the device */
+    u16 vendor_id, device_id;   /* Identity of the device */
-  int irq;              /* IRQ number */
+    int irq;        /* IRQ number */
-  pciaddr_t base_addr[6];       /* Base addresses */
+    pciaddr_t base_addr[6]; /* Base addresses */
-  pciaddr_t size[6];            /* Region sizes */
+    pciaddr_t size[6];  /* Region sizes */
-  pciaddr_t rom_base_addr;      /* Expansion ROM base address */
+    pciaddr_t rom_base_addr;    /* Expansion ROM base address */
-  pciaddr_t rom_size;           /* Expansion ROM size */
+    pciaddr_t rom_size; /* Expansion ROM size */
-  /* Fields used internally: */
+    /* Fields used internally: */
-  struct pci_access *access;
+    struct pci_access *access;
-  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_MEM_MASK (~(pciaddr_t) 0xf)
-u8 pci_read_byte(struct pci_dev *, int pos); /* Access to configuration space */
+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);
+u32 pci_read_long(struct pci_dev *, int pos);
-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);
 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);
+int pci_write_block(struct pci_dev *, int pos, u8 * buf, int len);
 int pci_fill_info(struct pci_dev *, int flags); /* Fill in device information */
 #define PCI_FILL_IDENT      1
 #define PCI_FILL_IRQ        2
 #define PCI_FILL_BASES      4
 #define PCI_FILL_ROM_BASE   8
 #define PCI_FILL_SIZES      16
 #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);
 /*
  *  Filters
  */
 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 *);
 char *pci_filter_parse_slot(struct pci_filter *, char *);
 char *pci_filter_parse_id(struct pci_filter *, char *);
  *  SUBSYSTEM | ...         (-1, -1, subvendorID, subdevID) -> generic subsystem
  *  CLASS               (classID) -> class
  *  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,
+              ...);
 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() */
 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, deviceID) */
+    PCI_LOOKUP_DEVICE = 2,  /* Device name (args: vendorID, deviceID) */
-  PCI_LOOKUP_CLASS = 4,         /* Device class (args: classID) */
+    PCI_LOOKUP_CLASS = 4,   /* Device class (args: classID) */
-  PCI_LOOKUP_SUBSYSTEM = 8,
+    PCI_LOOKUP_SUBSYSTEM = 8,
-  PCI_LOOKUP_PROGIF = 16,       /* Programming interface (args: classID, prog_if) */
+    PCI_LOOKUP_PROGIF = 16, /* Programming interface (args: classID, prog_if) */
-  PCI_LOOKUP_NUMERIC = 0x10000,     /* Want only formatted numbers; default if access->numeric_ids is set */
+    PCI_LOOKUP_NUMERIC = 0x10000,   /* Want only formatted numbers; default if access->numeric_ids is set */
-  PCI_LOOKUP_NO_NUMBERS = 0x20000   /* Return NULL if not found in the database; default is to print numerically */
+    PCI_LOOKUP_NO_NUMBERS = 0x20000 /* Return NULL if not found in the database; default is to print numerically */
 };
 #endif

Subversion Repositories HelenOS-historic

(root)//uspace/trunk/pci/libpci/pci.h – Rev 1301 → 1302