/*
* The PCI Library
*
- * Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
+ * Copyright (c) 1997--2017 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#include "header.h"
#include "types.h"
-#define PCI_LIB_VERSION 0x030000
+#define PCI_LIB_VERSION 0x030506
#ifndef PCI_ABI
#define PCI_ABI
struct pci_methods;
enum pci_access_type {
- /* Known access methods, remember to update access.c as well */
+ /* Known access methods, remember to update init.c as well */
PCI_ACCESS_AUTO, /* Autodetection */
PCI_ACCESS_SYS_BUS_PCI, /* Linux /sys/bus/pci */
PCI_ACCESS_PROC_BUS_PCI, /* Linux /proc/bus/pci */
PCI_ACCESS_NBSD_LIBPCI, /* NetBSD libpci */
PCI_ACCESS_OBSD_DEVICE, /* OpenBSD /dev/pci */
PCI_ACCESS_DUMP, /* Dump file */
+ PCI_ACCESS_DARWIN, /* Darwin */
+ PCI_ACCESS_SYLIXOS_DEVICE, /* SylixOS pci */
PCI_ACCESS_MAX
};
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 */
+ struct udev *id_udev; /* names-hwdb.c */
+ struct udev_hwdb *id_udev_hwdb;
+ 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_dev {
struct pci_dev *next; /* Next device in the chain */
- u16 domain; /* PCI domain (host bridge) */
+ u16 domain_16; /* 16-bit version of the PCI domain for backward compatibility */
+ /* 0xffff if the real domain doesn't fit in 16 bits */
u8 bus, dev, func; /* Bus inside domain, device and function */
/* These fields are set by pci_fill_info() */
u16 vendor_id, device_id; /* Identity of the device */
u16 device_class; /* PCI device class */
int irq; /* IRQ number */
- pciaddr_t base_addr[6]; /* Base addresses */
+ pciaddr_t base_addr[6]; /* Base addresses including flags in lower bits */
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 */
+ char *module_alias; /* Linux kernel module alias */
+ char *label; /* Device name as exported by BIOS */
+ char *dt_node; /* Path to the device-tree node for this device */
+ int numa_node; /* NUMA node */
+ pciaddr_t flags[6]; /* PCI_IORESOURCE_* flags for regions */
+ pciaddr_t rom_flags; /* PCI_IORESOURCE_* flags for expansion ROM */
+ int domain; /* PCI domain (host bridge) */
/* Fields used internally: */
struct pci_access *access;
u8 *cache; /* Cached config registers */
int cache_len;
int hdrtype; /* Cached low 7 bits of header type, -1 if unknown */
- void *aux; /* Auxillary data */
+ void *aux; /* Auxiliary data */
};
#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) 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_fill_info(struct pci_dev *, int flags) PCI_ABI; /* 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_CLASS 32
-#define PCI_FILL_RESCAN 0x10000
+#define PCI_FILL_IDENT 0x0001
+#define PCI_FILL_IRQ 0x0002
+#define PCI_FILL_BASES 0x0004
+#define PCI_FILL_ROM_BASE 0x0008
+#define PCI_FILL_SIZES 0x0010
+#define PCI_FILL_CLASS 0x0020
+#define PCI_FILL_CAPS 0x0040
+#define PCI_FILL_EXT_CAPS 0x0080
+#define PCI_FILL_PHYS_SLOT 0x0100
+#define PCI_FILL_MODULE_ALIAS 0x0200
+#define PCI_FILL_LABEL 0x0400
+#define PCI_FILL_NUMA_NODE 0x0800
+#define PCI_FILL_IO_FLAGS 0x1000
+#define PCI_FILL_DT_NODE 0x2000
+#define PCI_FILL_RESCAN 0x00010000
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
*/
struct pci_filter {
int domain, bus, slot, func; /* -1 = ANY */
- int vendor, device;
+ int vendor, device, device_class;
+ int rfu[3];
};
void pci_filter_init(struct pci_access *, struct pci_filter *) PCI_ABI;
PCI_LOOKUP_SKIP_LOCAL = 0x100000, /* Do not consult local database */
PCI_LOOKUP_CACHE = 0x200000, /* Consult the local cache before using DNS */
PCI_LOOKUP_REFRESH_CACHE = 0x400000, /* Forget all previously cached entries, but still allow updating the cache */
+ PCI_LOOKUP_NO_HWDB = 0x800000, /* Do not ask udev's hwdb */
};
#endif
projects / thirdparty / pciutils.git / blobdiff