X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lspci.c;h=39a464772f8e8649e19d2e8438ffd85d7f94887d;hb=001b9ac6d7b706a223faa7d2dd1bd7d50393e2c9;hp=51c46ffe028c1e3402ceb7c6abf4a1c7816950dc;hpb=f17b962bcdb8c6813b2c7fe8bb761aec186a81ef;p=pciutils.git diff --git a/lspci.c b/lspci.c index 51c46ff..39a4647 100644 --- a/lspci.c +++ b/lspci.c @@ -1,9 +1,7 @@ /* - * $Id: lspci.c,v 1.3 1997/12/27 11:57:12 mj Exp $ + * The PCI Utilities -- List All PCI Devices * - * Linux PCI Utilities -- List All PCI Devices - * - * Copyright (c) 1997 Martin Mares + * Copyright (c) 1997--2008 Martin Mares * * Can be freely distributed and used under the terms of the GNU GPL. */ @@ -11,203 +9,213 @@ #include #include #include -#include -#include -#include +#include -#include "pciutils.h" +#include "lspci.h" /* Options */ -static int verbose; /* Show detailed information */ -static int buscentric_view; /* Show bus addresses/IRQ's instead of CPU-visible ones */ -static int show_hex; /* Show contents of config space as hexadecimal numbers */ -static int bus_filter = -1; /* Bus, slot, function, vendor and device ID filtering */ -static int slot_filter = -1; -static int func_filter = -1; -static int vend_filter = -1; -static int dev_filter = -1; -static int show_tree; /* Show bus tree */ - -static char options[] = "nvbxB:S:F:V:D:t"; - -static char help_msg[] = "\ -Usage: lspci []\n\ -\n\ --v\tBe verbose\n\ --n\tShow numeric ID's\n\ --b\tBus-centric view (PCI addresses and IRQ's instead of those seen by the CPU)\n\ --x\tShow hex-dump of config space (-xx shows full 256 bytes)\n\ --B , -S , -F , -V , -D Show only selected devices\n\ --t\tShow bus tree\n\ -"; - -/* Format strings used for IRQ numbers */ - -#ifdef __sparc_v9__ -#define IRQ_FORMAT "%08x" -#else -#define IRQ_FORMAT "%d" +int verbose; /* Show detailed information */ +static int opt_hex; /* Show contents of config space as hexadecimal numbers */ +struct pci_filter filter; /* Device filter */ +static int opt_tree; /* Show bus tree */ +static int opt_machine; /* Generate machine-readable output */ +static int opt_map_mode; /* Bus mapping mode enabled */ +static int opt_domains; /* Show domain numbers (0=disabled, 1=auto-detected, 2=requested) */ +static int opt_kernel; /* Show kernel drivers */ +static int opt_query_dns; /* Query the DNS (0=disabled, 1=enabled, 2=refresh cache) */ +static int opt_query_all; /* Query the DNS for all entries */ +char *opt_pcimap; /* Override path to Linux modules.pcimap */ + +const char program_name[] = "lspci"; + +static char options[] = "nvbxs:d:ti:mgp:qkMDQ" GENERIC_OPTIONS ; + +static char help_msg[] = +"Usage: lspci []\n" +"\n" +"Basic display modes:\n" +"-mm\t\tProduce machine-readable output (single -m for an obsolete format)\n" +"-t\t\tShow bus tree\n" +"\n" +"Display options:\n" +"-v\t\tBe verbose (-vv for very verbose)\n" +#ifdef PCI_OS_LINUX +"-k\t\tShow kernel drivers handling each device\n" #endif +"-x\t\tShow hex-dump of the standard part of the config space\n" +"-xxx\t\tShow hex-dump of the whole config space (dangerous; root only)\n" +"-xxxx\t\tShow hex-dump of the 4096-byte extended config space (root only)\n" +"-b\t\tBus-centric view (addresses and IRQ's as seen by the bus)\n" +"-D\t\tAlways show domain numbers\n" +"\n" +"Resolving of device ID's to names:\n" +"-n\t\tShow numeric ID's\n" +"-nn\t\tShow both textual and numeric ID's (names & numbers)\n" +#ifdef PCI_USE_DNS +"-q\t\tQuery the PCI ID database for unknown ID's via DNS\n" +"-qq\t\tAs above, but re-query locally cached entries\n" +"-Q\t\tQuery the PCI ID database for all ID's via DNS\n" +#endif +"\n" +"Selection of devices:\n" +"-s [[[[]:]]:][][.[]]\tShow only devices in selected slots\n" +"-d []:[]\t\t\tShow only devices with specified ID's\n" +"\n" +"Other options:\n" +"-i \tUse specified ID database instead of %s\n" +#ifdef PCI_OS_LINUX +"-p \tLook up kernel modules in a given file instead of default modules.pcimap\n" +#endif +"-M\t\tEnable `bus mapping' mode (dangerous; root only)\n" +"\n" +"PCI access options:\n" +GENERIC_HELP +; -/* Our view of the PCI bus */ - -struct device { - struct device *next; - byte bus, devfn; - word vendid, devid; - unsigned int kernel_irq; - unsigned long kernel_base_addr[6]; - byte config[256]; -}; - -static struct device *first_dev, **last_dev = &first_dev; +/*** Our view of the PCI bus ***/ -/* Miscellaneous routines */ +struct pci_access *pacc; +struct device *first_dev; +static int seen_errors; -void * -xmalloc(unsigned int howmuch) +int +config_fetch(struct device *d, unsigned int pos, unsigned int len) { - void *p = malloc(howmuch); - if (!p) + unsigned int end = pos+len; + int result; + + while (pos < d->config_bufsize && len && d->present[pos]) + pos++, len--; + while (pos+len <= d->config_bufsize && len && d->present[pos+len-1]) + len--; + if (!len) + return 1; + + if (end > d->config_bufsize) { - fprintf(stderr, "lspci: Unable to allocate %d bytes of memory\n", howmuch); - exit(1); + int orig_size = d->config_bufsize; + while (end > d->config_bufsize) + d->config_bufsize *= 2; + d->config = xrealloc(d->config, d->config_bufsize); + d->present = xrealloc(d->present, d->config_bufsize); + memset(d->present + orig_size, 0, d->config_bufsize - orig_size); } - return p; + result = pci_read_block(d->dev, pos, d->config + pos, len); + if (result) + memset(d->present + pos, 1, len); + return result; } -/* Filtering */ - -static inline int -filter_out(struct device *d) -{ - return (bus_filter >= 0 && d->bus != bus_filter || - slot_filter >= 0 && PCI_SLOT(d->devfn) != slot_filter || - func_filter >= 0 && PCI_FUNC(d->devfn) != func_filter || - vend_filter >= 0 && d->vendid != vend_filter || - dev_filter >= 0 && d->devid != dev_filter); -} - -/* Interface for /proc/bus/pci */ - -static void -scan_dev_list(void) +struct device * +scan_device(struct pci_dev *p) { - FILE *f; - byte line[256]; + struct device *d; - if (! (f = fopen(PROC_BUS_PCI "/devices", "r"))) + if (p->domain && !opt_domains) + opt_domains = 1; + if (!pci_filter_match(&filter, p)) + return NULL; + d = xmalloc(sizeof(struct device)); + memset(d, 0, sizeof(*d)); + d->dev = p; + d->config_cached = d->config_bufsize = 64; + d->config = xmalloc(64); + d->present = xmalloc(64); + memset(d->present, 1, 64); + if (!pci_read_block(p, 0, d->config, 64)) { - perror("Unable to open " PROC_BUS_PCI "/devices"); - exit(1); + fprintf(stderr, "lspci: Unable to read the standard configuration space header of device %04x:%02x:%02x.%d\n", + p->domain, p->bus, p->dev, p->func); + seen_errors++; + return NULL; } - while (fgets(line, sizeof(line), f)) + if ((d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS) { - struct device *d = xmalloc(sizeof(struct device)); - unsigned int dfn, vend; - - sscanf(line, "%x %x %x %lx %lx %lx %lx %lx %lx", - &dfn, - &vend, - &d->kernel_irq, - &d->kernel_base_addr[0], - &d->kernel_base_addr[1], - &d->kernel_base_addr[2], - &d->kernel_base_addr[3], - &d->kernel_base_addr[4], - &d->kernel_base_addr[5]); - d->bus = dfn >> 8U; - d->devfn = dfn & 0xff; - d->vendid = vend >> 16U; - d->devid = vend & 0xffff; - if (!filter_out(d)) - { - *last_dev = d; - last_dev = &d->next; - d->next = NULL; - } + /* For cardbus bridges, we need to fetch 64 bytes more to get the + * full standard header... */ + if (config_fetch(d, 64, 64)) + d->config_cached += 64; } - fclose(f); -} - -static inline void -make_proc_pci_name(struct device *d, char *p) -{ - sprintf(p, PROC_BUS_PCI "/%02x/%02x.%x", - d->bus, PCI_SLOT(d->devfn), PCI_FUNC(d->devfn)); + pci_setup_cache(p, d->config, d->config_cached); + pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_CLASS | PCI_FILL_IRQ | PCI_FILL_BASES | PCI_FILL_ROM_BASE | PCI_FILL_SIZES | PCI_FILL_PHYS_SLOT); + return d; } static void -scan_config(void) +scan_devices(void) { struct device *d; - char name[64]; - int fd; - int how_much = (show_hex > 1) ? 256 : 64; + struct pci_dev *p; - for(d=first_dev; d; d=d->next) - { - make_proc_pci_name(d, name); - if ((fd = open(name, O_RDONLY)) < 0) - { - fprintf(stderr, "lspci: Unable to open %s: %m\n", name); - exit(1); - } - if (read(fd, d->config, how_much) != how_much) - { - fprintf(stderr, "lspci: Error reading %s: %m\n", name); - exit(1); - } - close(fd); - } + pci_scan_bus(pacc); + for (p=pacc->devices; p; p=p->next) + if (d = scan_device(p)) + { + d->next = first_dev; + first_dev = d; + } } +/*** Config space accesses ***/ + static void -scan_proc(void) +check_conf_range(struct device *d, unsigned int pos, unsigned int len) { - scan_dev_list(); - scan_config(); + while (len) + if (!d->present[pos]) + die("Internal bug: Accessing non-read configuration byte at position %x", pos); + else + pos++, len--; } -/* Config space accesses */ - -static inline byte +byte get_conf_byte(struct device *d, unsigned int pos) { + check_conf_range(d, pos, 1); return d->config[pos]; } -static word +word get_conf_word(struct device *d, unsigned int pos) { + check_conf_range(d, pos, 2); return d->config[pos] | (d->config[pos+1] << 8); } -static u32 +u32 get_conf_long(struct device *d, unsigned int pos) { + check_conf_range(d, pos, 4); return d->config[pos] | (d->config[pos+1] << 8) | (d->config[pos+2] << 16) | (d->config[pos+3] << 24); } -/* Sorting */ +/*** Sorting ***/ static int compare_them(const void *A, const void *B) { - const struct device *a = *(const struct device **)A; - const struct device *b = *(const struct device **)B; + const struct pci_dev *a = (*(const struct device **)A)->dev; + const struct pci_dev *b = (*(const struct device **)B)->dev; + if (a->domain < b->domain) + return -1; + if (a->domain > b->domain) + return 1; if (a->bus < b->bus) return -1; if (a->bus > b->bus) return 1; - if (a->devfn < b->devfn) + if (a->dev < b->dev) + return -1; + if (a->dev > b->dev) + return 1; + if (a->func < b->func) return -1; - if (a->devfn > b->devfn) + if (a->func > b->func) return 1; return 0; } @@ -215,15 +223,15 @@ compare_them(const void *A, const void *B) static void sort_them(void) { - struct device **index, **h; + struct device **index, **h, **last_dev; int cnt; struct device *d; cnt = 0; - for(d=first_dev; d; d=d->next) + for (d=first_dev; d; d=d->next) cnt++; h = index = alloca(sizeof(struct device *) * cnt); - for(d=first_dev; d; d=d->next) + for (d=first_dev; d; d=d->next) *h++ = d; qsort(index, cnt, sizeof(struct device *), compare_them); last_dev = &first_dev; @@ -237,89 +245,225 @@ sort_them(void) *last_dev = NULL; } -/* Normal output */ +/*** Normal output ***/ + +static void +show_slot_name(struct device *d) +{ + struct pci_dev *p = d->dev; + + if (!opt_machine ? opt_domains : (p->domain || opt_domains >= 2)) + printf("%04x:", p->domain); + printf("%02x:%02x.%d", p->bus, p->dev, p->func); +} + +void +get_subid(struct device *d, word *subvp, word *subdp) +{ + byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f; + + if (htype == PCI_HEADER_TYPE_NORMAL) + { + *subvp = get_conf_word(d, PCI_SUBSYSTEM_VENDOR_ID); + *subdp = get_conf_word(d, PCI_SUBSYSTEM_ID); + } + else if (htype == PCI_HEADER_TYPE_CARDBUS && d->config_cached >= 128) + { + *subvp = get_conf_word(d, PCI_CB_SUBSYSTEM_VENDOR_ID); + *subdp = get_conf_word(d, PCI_CB_SUBSYSTEM_ID); + } + else + *subvp = *subdp = 0xffff; +} static void show_terse(struct device *d) { int c; - - printf("%02x:%02x.%x %s: %s", - d->bus, - PCI_SLOT(d->devfn), - PCI_FUNC(d->devfn), - lookup_class(get_conf_word(d, PCI_CLASS_DEVICE)), - lookup_device_full(d->vendid, d->devid)); + struct pci_dev *p = d->dev; + char classbuf[128], devbuf[128]; + + show_slot_name(d); + printf(" %s: %s", + pci_lookup_name(pacc, classbuf, sizeof(classbuf), + PCI_LOOKUP_CLASS, + p->device_class), + pci_lookup_name(pacc, devbuf, sizeof(devbuf), + PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, + p->vendor_id, p->device_id)); if (c = get_conf_byte(d, PCI_REVISION_ID)) printf(" (rev %02x)", c); - if (verbose && (c = get_conf_byte(d, PCI_CLASS_PROG))) - printf(" (prog-if %02x)", c); + if (verbose) + { + char *x; + c = get_conf_byte(d, PCI_CLASS_PROG); + x = pci_lookup_name(pacc, devbuf, sizeof(devbuf), + PCI_LOOKUP_PROGIF | PCI_LOOKUP_NO_NUMBERS, + p->device_class, c); + if (c || x) + { + printf(" (prog-if %02x", c); + if (x) + printf(" [%s]", x); + putchar(')'); + } + } putchar('\n'); + + if (verbose || opt_kernel) + { + word subsys_v, subsys_d; + char ssnamebuf[256]; + + if (p->label) + printf("\tDeviceName: %s", p->label); + get_subid(d, &subsys_v, &subsys_d); + if (subsys_v && subsys_v != 0xffff) + printf("\tSubsystem: %s\n", + pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf), + PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, + p->vendor_id, p->device_id, subsys_v, subsys_d)); + } +} + +/*** Verbose output ***/ + +static void +show_size(pciaddr_t x) +{ + static const char suffix[][2] = { "", "K", "M", "G", "T" }; + unsigned i; + if (!x) + return; + for (i = 0; i < (sizeof(suffix) / sizeof(*suffix) - 1); i++) { + if (x < 1024) + break; + x /= 1024; + } + printf(" [size=%u%s]", (unsigned)x, suffix[i]); } static void show_bases(struct device *d, int cnt) { + struct pci_dev *p = d->dev; word cmd = get_conf_word(d, PCI_COMMAND); int i; + int virtual = 0; - for(i=0; i<6; i++) + for (i=0; ikernel_base_addr[i]; - if (!pos || pos == 0xffffffff) + pciaddr_t pos = p->base_addr[i]; + pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->size[i] : 0; + u32 flg = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i); + if (flg == 0xffffffff) + flg = 0; + if (!pos && !flg && !len) continue; if (verbose > 1) printf("\tRegion %d: ", i); else putchar('\t'); + if (pos && !flg) /* Reported by the OS, but not by the device */ + { + printf("[virtual] "); + flg = pos; + virtual = 1; + } if (flg & PCI_BASE_ADDRESS_SPACE_IO) { - if (cmd & PCI_COMMAND_IO) - printf("I/O ports at %04lx\n", pos & PCI_BASE_ADDRESS_IO_MASK); + pciaddr_t a = pos & PCI_BASE_ADDRESS_IO_MASK; + printf("I/O ports at "); + if (a || (cmd & PCI_COMMAND_IO)) + printf(PCIADDR_PORT_FMT, a); + else if (flg & PCI_BASE_ADDRESS_IO_MASK) + printf(""); + else + printf(""); + if (!virtual && !(cmd & PCI_COMMAND_IO)) + printf(" [disabled]"); } - else if (cmd & PCI_COMMAND_MEMORY) + else { int t = flg & PCI_BASE_ADDRESS_MEM_TYPE_MASK; + pciaddr_t a = pos & PCI_ADDR_MEM_MASK; + int done = 0; + u32 z = 0; + printf("Memory at "); if (t == PCI_BASE_ADDRESS_MEM_TYPE_64) { - if (i < cnt - 1) + if (i >= cnt - 1) + { + printf(""); + done = 1; + } + else { i++; - if (!buscentric_view) - printf("%08x", get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i)); + z = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i); } + } + if (!done) + { + if (a) + printf(PCIADDR_T_FMT, a); else - printf("????????"); + printf(((flg & PCI_BASE_ADDRESS_MEM_MASK) || z) ? "" : ""); } - printf("%08lx (%s, %sprefetchable)\n", - pos & PCI_BASE_ADDRESS_MEM_MASK, + printf(" (%s, %sprefetchable)", (t == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32-bit" : (t == PCI_BASE_ADDRESS_MEM_TYPE_64) ? "64-bit" : - (t == PCI_BASE_ADDRESS_MEM_TYPE_1M) ? "low-1M 32-bit" : "???", + (t == PCI_BASE_ADDRESS_MEM_TYPE_1M) ? "low-1M" : "type 3", (flg & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-"); + if (!virtual && !(cmd & PCI_COMMAND_MEMORY)) + printf(" [disabled]"); } + show_size(len); + putchar('\n'); } } static void -show_htype0(struct device *d) +show_rom(struct device *d, int reg) { - u32 rom = get_conf_long(d, PCI_ROM_ADDRESS); - - show_bases(d, 6); + struct pci_dev *p = d->dev; + pciaddr_t rom = p->rom_base_addr; + pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->rom_size : 0; + u32 flg = get_conf_long(d, reg); + word cmd = get_conf_word(d, PCI_COMMAND); + int virtual = 0; - if (rom & 1) + if (!rom && !flg && !len) + return; + putchar('\t'); + if ((rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK)) { - word cmd = get_conf_word(d, PCI_COMMAND); - printf("\tExpansion ROM at %08x%s\n", rom & ~0xfff, - (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]"); + printf("[virtual] "); + flg = rom; + virtual = 1; } + printf("Expansion ROM at "); + if (rom & PCI_ROM_ADDRESS_MASK) + printf(PCIADDR_T_FMT, rom & PCI_ROM_ADDRESS_MASK); + else if (flg & PCI_ROM_ADDRESS_MASK) + printf(""); + else + printf(""); + if (!(flg & PCI_ROM_ADDRESS_ENABLE)) + printf(" [disabled]"); + else if (!virtual && !(cmd & PCI_COMMAND_MEMORY)) + printf(" [disabled by cmd]"); + show_size(len); + putchar('\n'); +} + +static void +show_htype0(struct device *d) +{ + show_bases(d, 6); + show_rom(d, PCI_ROM_ADDRESS); + show_caps(d, PCI_CAPABILITY_LIST); } static void @@ -334,8 +478,9 @@ show_htype1(struct device *d) u32 pref_base = get_conf_word(d, PCI_PREF_MEMORY_BASE); u32 pref_limit = get_conf_word(d, PCI_PREF_MEMORY_LIMIT); u32 pref_type = pref_base & PCI_PREF_RANGE_TYPE_MASK; - u32 rom = get_conf_long(d, PCI_ROM_ADDRESS1); + word sec_stat = get_conf_word(d, PCI_SEC_STATUS); word brc = get_conf_word(d, PCI_BRIDGE_CONTROL); + int verb = verbose > 2; show_bases(d, 2); printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n", @@ -356,154 +501,238 @@ show_htype1(struct device *d) io_base |= (get_conf_word(d, PCI_IO_BASE_UPPER16) << 16); io_limit |= (get_conf_word(d, PCI_IO_LIMIT_UPPER16) << 16); } - if (io_base) + if (io_base <= io_limit || verb) printf("\tI/O behind bridge: %08x-%08x\n", io_base, io_limit+0xfff); } if (mem_type != (mem_limit & PCI_MEMORY_RANGE_TYPE_MASK) || mem_type) printf("\t!!! Unknown memory range types %x/%x\n", mem_base, mem_limit); - else if (mem_base) + else { mem_base = (mem_base & PCI_MEMORY_RANGE_MASK) << 16; mem_limit = (mem_limit & PCI_MEMORY_RANGE_MASK) << 16; - printf("\tMemory behind bridge: %08x-%08x\n", mem_base, mem_limit + 0xfffff); + if (mem_base <= mem_limit || verb) + printf("\tMemory behind bridge: %08x-%08x\n", mem_base, mem_limit + 0xfffff); } if (pref_type != (pref_limit & PCI_PREF_RANGE_TYPE_MASK) || (pref_type != PCI_PREF_RANGE_TYPE_32 && pref_type != PCI_PREF_RANGE_TYPE_64)) printf("\t!!! Unknown prefetchable memory range types %x/%x\n", pref_base, pref_limit); - else if (pref_base) + else { pref_base = (pref_base & PCI_PREF_RANGE_MASK) << 16; pref_limit = (pref_limit & PCI_PREF_RANGE_MASK) << 16; - if (pref_type == PCI_PREF_RANGE_TYPE_32) - printf("\tPrefetchable memory behind bridge: %08x-%08x\n", pref_base, pref_limit); - else - printf("\tPrefetchable memory behind bridge: %08x%08x-%08x%08x\n", - get_conf_long(d, PCI_PREF_BASE_UPPER32), - pref_base, - get_conf_long(d, PCI_PREF_LIMIT_UPPER32), - pref_limit); + if (pref_base <= pref_limit || verb) + { + if (pref_type == PCI_PREF_RANGE_TYPE_32) + printf("\tPrefetchable memory behind bridge: %08x-%08x\n", pref_base, pref_limit + 0xfffff); + else + printf("\tPrefetchable memory behind bridge: %08x%08x-%08x%08x\n", + get_conf_long(d, PCI_PREF_BASE_UPPER32), + pref_base, + get_conf_long(d, PCI_PREF_LIMIT_UPPER32), + pref_limit + 0xfffff); + } } - if (get_conf_word(d, PCI_SEC_STATUS) & PCI_STATUS_SIG_SYSTEM_ERROR) - printf("\tSecondary status: SERR\n"); + if (verbose > 1) + printf("\tSecondary status: 66MHz%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c 1) + { + printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c MAbort%c >Reset%c FastB2B%c\n", + FLAG(brc, PCI_BRIDGE_CTL_PARITY), + FLAG(brc, PCI_BRIDGE_CTL_SERR), + FLAG(brc, PCI_BRIDGE_CTL_NO_ISA), + FLAG(brc, PCI_BRIDGE_CTL_VGA), + FLAG(brc, PCI_BRIDGE_CTL_MASTER_ABORT), + FLAG(brc, PCI_BRIDGE_CTL_BUS_RESET), + FLAG(brc, PCI_BRIDGE_CTL_FAST_BACK)); + printf("\t\tPriDiscTmr%c SecDiscTmr%c DiscTmrStat%c DiscTmrSERREn%c\n", + FLAG(brc, PCI_BRIDGE_CTL_PRI_DISCARD_TIMER), + FLAG(brc, PCI_BRIDGE_CTL_SEC_DISCARD_TIMER), + FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_STATUS), + FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_SERR_EN)); + } + + show_caps(d, PCI_CAPABILITY_LIST); +} - if (rom & 1) +static void +show_htype2(struct device *d) +{ + int i; + word cmd = get_conf_word(d, PCI_COMMAND); + word brc = get_conf_word(d, PCI_CB_BRIDGE_CONTROL); + word exca; + int verb = verbose > 2; + + show_bases(d, 1); + printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n", + get_conf_byte(d, PCI_CB_PRIMARY_BUS), + get_conf_byte(d, PCI_CB_CARD_BUS), + get_conf_byte(d, PCI_CB_SUBORDINATE_BUS), + get_conf_byte(d, PCI_CB_LATENCY_TIMER)); + for (i=0; i<2; i++) + { + int p = 8*i; + u32 base = get_conf_long(d, PCI_CB_MEMORY_BASE_0 + p); + u32 limit = get_conf_long(d, PCI_CB_MEMORY_LIMIT_0 + p); + limit = limit + 0xfff; + if (base <= limit || verb) + printf("\tMemory window %d: %08x-%08x%s%s\n", i, base, limit, + (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]", + (brc & (PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 << i)) ? " (prefetchable)" : ""); + } + for (i=0; i<2; i++) { - word cmd = get_conf_word(d, PCI_COMMAND); - printf("\tExpansion ROM at %08x%s\n", rom & ~0xfff, - (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]"); + int p = 8*i; + u32 base = get_conf_long(d, PCI_CB_IO_BASE_0 + p); + u32 limit = get_conf_long(d, PCI_CB_IO_LIMIT_0 + p); + if (!(base & PCI_IO_RANGE_TYPE_32)) + { + base &= 0xffff; + limit &= 0xffff; + } + base &= PCI_CB_IO_RANGE_MASK; + limit = (limit & PCI_CB_IO_RANGE_MASK) + 3; + if (base <= limit || verb) + printf("\tI/O window %d: %08x-%08x%s\n", i, base, limit, + (cmd & PCI_COMMAND_IO) ? "" : " [disabled]"); } + if (get_conf_word(d, PCI_CB_SEC_STATUS) & PCI_STATUS_SIG_SYSTEM_ERROR) + printf("\tSecondary status: SERR\n"); if (verbose > 1) - printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c MAbort%c >Reset%c FastB2B%c\n", - (brc & PCI_BRIDGE_CTL_PARITY) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_SERR) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_NO_ISA) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_VGA) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_MASTER_ABORT) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_BUS_RESET) ? '+' : '-', - (brc & PCI_BRIDGE_CTL_FAST_BACK) ? '+' : '-'); + printf("\tBridgeCtl: Parity%c SERR%c ISA%c VGA%c MAbort%c >Reset%c 16bInt%c PostWrite%c\n", + FLAG(brc, PCI_CB_BRIDGE_CTL_PARITY), + FLAG(brc, PCI_CB_BRIDGE_CTL_SERR), + FLAG(brc, PCI_CB_BRIDGE_CTL_ISA), + FLAG(brc, PCI_CB_BRIDGE_CTL_VGA), + FLAG(brc, PCI_CB_BRIDGE_CTL_MASTER_ABORT), + FLAG(brc, PCI_CB_BRIDGE_CTL_CB_RESET), + FLAG(brc, PCI_CB_BRIDGE_CTL_16BIT_INT), + FLAG(brc, PCI_CB_BRIDGE_CTL_POST_WRITES)); + + if (d->config_cached < 128) + { + printf("\t\n"); + return; + } + + exca = get_conf_word(d, PCI_CB_LEGACY_MODE_BASE); + if (exca) + printf("\t16-bit legacy interface ports at %04x\n", exca); + show_caps(d, PCI_CB_CAPABILITY_LIST); } static void show_verbose(struct device *d) { + struct pci_dev *p = d->dev; word status = get_conf_word(d, PCI_STATUS); word cmd = get_conf_word(d, PCI_COMMAND); - word class = get_conf_word(d, PCI_CLASS_DEVICE); + word class = p->device_class; byte bist = get_conf_byte(d, PCI_BIST); byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f; byte latency = get_conf_byte(d, PCI_LATENCY_TIMER); byte cache_line = get_conf_byte(d, PCI_CACHE_LINE_SIZE); byte max_lat, min_gnt; byte int_pin = get_conf_byte(d, PCI_INTERRUPT_PIN); - byte int_line = get_conf_byte(d, PCI_INTERRUPT_LINE); - unsigned int irq, ex_htype; - word subsys_v, subsys_d; + unsigned int irq = p->irq; show_terse(d); - switch (class) - { - case PCI_CLASS_BRIDGE_PCI: - ex_htype = 1; - break; - default: - ex_htype = 0; - } - if (ex_htype != htype) - { - printf("\t!!! Header type %02x doesn't match class code %04x\n", htype, class); - return; - } - switch (htype) { - case 0: + case PCI_HEADER_TYPE_NORMAL: + if (class == PCI_CLASS_BRIDGE_PCI) + printf("\t!!! Invalid class %04x for header type %02x\n", class, htype); max_lat = get_conf_byte(d, PCI_MAX_LAT); min_gnt = get_conf_byte(d, PCI_MIN_GNT); - subsys_v = get_conf_word(d, PCI_SUBSYSTEM_VENDOR_ID); - subsys_d = get_conf_word(d, PCI_SUBSYSTEM_ID); break; - case 1: - irq = int_line = int_pin = min_gnt = max_lat = 0; - subsys_v = subsys_d = 0; + case PCI_HEADER_TYPE_BRIDGE: + if ((class >> 8) != PCI_BASE_CLASS_BRIDGE) + printf("\t!!! Invalid class %04x for header type %02x\n", class, htype); + min_gnt = max_lat = 0; + break; + case PCI_HEADER_TYPE_CARDBUS: + if ((class >> 8) != PCI_BASE_CLASS_BRIDGE) + printf("\t!!! Invalid class %04x for header type %02x\n", class, htype); + min_gnt = max_lat = 0; break; default: printf("\t!!! Unknown header type %02x\n", htype); return; } - if (buscentric_view) - irq = int_line; - else - irq = d->kernel_irq; + if (p->phy_slot) + printf("\tPhysical Slot: %s\n", p->phy_slot); if (verbose > 1) { - if (subsys_v) - printf("\tSubsystem ID: %04x:%04x\n", subsys_v, subsys_d); - printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c\n", - (cmd & PCI_COMMAND_IO) ? '+' : '-', - (cmd & PCI_COMMAND_MEMORY) ? '+' : '-', - (cmd & PCI_COMMAND_MASTER) ? '+' : '-', - (cmd & PCI_COMMAND_SPECIAL) ? '+' : '-', - (cmd & PCI_COMMAND_INVALIDATE) ? '+' : '-', - (cmd & PCI_COMMAND_VGA_PALETTE) ? '+' : '-', - (cmd & PCI_COMMAND_PARITY) ? '+' : '-', - (cmd & PCI_COMMAND_WAIT) ? '+' : '-', - (cmd & PCI_COMMAND_SERR) ? '+' : '-', - (cmd & PCI_COMMAND_FAST_BACK) ? '+' : '-'); - printf("\tStatus: 66Mhz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c SERR%c TAbort%c SERR%c kernel_irq) - printf(", IRQ " IRQ_FORMAT, irq); - else - printf(", IRQ ?"); + if (irq) + printf(", IRQ " PCIIRQ_FMT, irq); putchar('\n'); } @@ -544,22 +770,34 @@ show_verbose(struct device *d) switch (htype) { - case 0: + case PCI_HEADER_TYPE_NORMAL: show_htype0(d); break; - case 1: + case PCI_HEADER_TYPE_BRIDGE: show_htype1(d); break; + case PCI_HEADER_TYPE_CARDBUS: + show_htype2(d); + break; } } +/*** Machine-readable dumps ***/ + static void show_hex_dump(struct device *d) { - int i; - int limit = (show_hex > 1) ? 256 : 64; + unsigned int i, cnt; + + cnt = d->config_cached; + if (opt_hex >= 3 && config_fetch(d, cnt, 256-cnt)) + { + cnt = 256; + if (opt_hex >= 4 && config_fetch(d, 256, 4096-256)) + cnt = 4096; + } - for(i=0; inext) + printf(" \""); + while (*c) { - if (verbose) - show_verbose(d); - else - show_terse(d); - if (show_hex) - show_hex_dump(d); - if (verbose || show_hex) - putchar('\n'); + if (*c == '"' || *c == '\\') + putchar('\\'); + putchar(*c++); } -} - -/* Tree output */ - -struct bridge { - struct bridge *chain; /* Single-linked list of bridges */ - struct bridge *next, *child; /* Tree of bridges */ - struct bus *first_bus; /* List of busses connected to this bridge */ - unsigned int primary, secondary, subordinate; /* Bus numbers */ - struct device *br_dev; -}; - -struct bus { - unsigned int number; - struct bus *sibling; - struct device *first_dev, **last_dev; -}; - -static struct bridge host_bridge = { NULL, NULL, NULL, NULL, ~0, 0, ~0, NULL }; - -static struct bus * -find_bus(struct bridge *b, unsigned int n) -{ - struct bus *bus; - - for(bus=b->first_bus; bus; bus=bus->sibling) - if (bus->number == n) - break; - return bus; -} - -static struct bus * -new_bus(struct bridge *b, unsigned int n) -{ - struct bus *bus = xmalloc(sizeof(struct bus)); - - bus = xmalloc(sizeof(struct bus)); - bus->number = n; - bus->sibling = b->first_bus; - bus->first_dev = NULL; - bus->last_dev = &bus->first_dev; - b->first_bus = bus; - return bus; -} - -static void -insert_dev(struct device *d, struct bridge *b) -{ - struct bus *bus; - - if (! (bus = find_bus(b, d->bus))) - { - struct bridge *c; - for(c=b->child; c; c=c->next) - if (c->secondary <= d->bus && d->bus <= c->subordinate) - return insert_dev(d, c); - bus = new_bus(b, d->bus); - } - /* Simple insertion at the end _does_ guarantee the correct order as the - * original device list was sorted by (bus, devfn) lexicographically - * and all devices on the new list have the same bus number. - */ - *bus->last_dev = d; - bus->last_dev = &d->next; - d->next = NULL; + putchar('"'); } static void -grow_tree(void) +show_machine(struct device *d) { - struct device *d, *d2; - struct bridge *first_br, *b; - - /* Build list of bridges */ - - first_br = &host_bridge; - for(d=first_dev; d; d=d->next) - { - word class = get_conf_word(d, PCI_CLASS_DEVICE); - if (class == PCI_CLASS_BRIDGE_PCI && (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f) == 1) - { - b = xmalloc(sizeof(struct bridge)); - b->primary = get_conf_byte(d, PCI_PRIMARY_BUS); - b->secondary = get_conf_byte(d, PCI_SECONDARY_BUS); - b->subordinate = get_conf_byte(d, PCI_SUBORDINATE_BUS); - b->chain = first_br; - first_br = b; - b->next = b->child = NULL; - b->first_bus = NULL; - b->br_dev = d; - } - } + struct pci_dev *p = d->dev; + int c; + word sv_id, sd_id; + char classbuf[128], vendbuf[128], devbuf[128], svbuf[128], sdbuf[128]; - /* Create a bridge tree */ + get_subid(d, &sv_id, &sd_id); - for(b=first_br; b; b=b->chain) + if (verbose) { - struct bridge *c, *best; - best = NULL; - for(c=first_br; c; c=c->chain) - if (c != b && b->primary >= c->secondary && b->primary <= c->subordinate && - (!best || best->subordinate - best->primary > c->subordinate - c->primary)) - best = c; - if (best) + printf((opt_machine >= 2) ? "Slot:\t" : "Device:\t"); + show_slot_name(d); + putchar('\n'); + printf("Class:\t%s\n", + pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class)); + printf("Vendor:\t%s\n", + pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id)); + printf("Device:\t%s\n", + pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id)); + if (sv_id && sv_id != 0xffff) { - b->next = best->child; - best->child = b; + printf("SVendor:\t%s\n", + pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id)); + printf("SDevice:\t%s\n", + pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, sv_id, sd_id)); } - } - - /* Insert secondary bus for each bridge */ - - for(b=first_br; b; b=b->chain) - if (!find_bus(b, b->secondary)) - new_bus(b, b->secondary); - - /* Create bus structs and link devices */ - - for(d=first_dev; d;) - { - d2 = d->next; - insert_dev(d, &host_bridge); - d = d2; - } -} - -static void -print_it(byte *line, byte *p) -{ - *p++ = '\n'; - *p = 0; - fputs(line, stdout); - for(p=line; *p; p++) - if (*p == '+') - *p = '|'; - else - *p = ' '; -} - -static void show_tree_bridge(struct bridge *, byte *, byte *); - -static void -show_tree_dev(struct device *d, byte *line, byte *p) -{ - struct bridge *b; - - p += sprintf(p, "%02x.%x", PCI_SLOT(d->devfn), PCI_FUNC(d->devfn)); - for(b=&host_bridge; b; b=b->chain) - if (b->br_dev == d) - { - p += sprintf(p, "-[%02x-%02x]-", b->secondary, b->subordinate); - show_tree_bridge(b, line, p); - return; - } - print_it(line, p); -} - -static void -show_tree_bus(struct bus *b, byte *line, byte *p) -{ - if (!b->first_dev) - print_it(line, p); - else if (!b->first_dev->next) - { - *p++ = '-'; - *p++ = '-'; - show_tree_dev(b->first_dev, line, p); + if (p->phy_slot) + printf("PhySlot:\t%s\n", p->phy_slot); + if (c = get_conf_byte(d, PCI_REVISION_ID)) + printf("Rev:\t%02x\n", c); + if (c = get_conf_byte(d, PCI_CLASS_PROG)) + printf("ProgIf:\t%02x\n", c); + if (opt_kernel) + show_kernel_machine(d); } else { - struct device *d = b->first_dev; - while (d->next) + show_slot_name(d); + print_shell_escaped(pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class)); + print_shell_escaped(pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id)); + print_shell_escaped(pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id)); + if (c = get_conf_byte(d, PCI_REVISION_ID)) + printf(" -r%02x", c); + if (c = get_conf_byte(d, PCI_CLASS_PROG)) + printf(" -p%02x", c); + if (sv_id && sv_id != 0xffff) { - p[0] = '+'; - p[1] = '-'; - show_tree_dev(d, line, p+2); - d = d->next; + print_shell_escaped(pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id)); + print_shell_escaped(pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, sv_id, sd_id)); } - p[0] = '\\'; - p[1] = '-'; - show_tree_dev(d, line, p+2); + else + printf(" \"\" \"\""); + putchar('\n'); } } -static void -show_tree_bridge(struct bridge *b, byte *line, byte *p) +/*** Main show function ***/ + +void +show_device(struct device *d) { - *p++ = '-'; - if (!b->first_bus->sibling) - { - if (b == &host_bridge) - p += sprintf(p, "[%02x]-", b->first_bus->number); - show_tree_bus(b->first_bus, line, p); - } + if (opt_machine) + show_machine(d); else { - struct bus *u = b->first_bus; - byte *k; - - while (u->sibling) - { - k = p + sprintf(p, "+-[%02x]-", u->number); - show_tree_bus(u, line, k); - u = u->sibling; - } - k = p + sprintf(p, "\\-[%02x]-", u->number); - show_tree_bus(u, line, k); + if (verbose) + show_verbose(d); + else + show_terse(d); + if (opt_kernel || verbose) + show_kernel(d); } + if (opt_hex) + show_hex_dump(d); + if (verbose || opt_hex) + putchar('\n'); } static void -show_forest(void) +show(void) { - char line[256]; + struct device *d; - grow_tree(); - show_tree_bridge(&host_bridge, line, line); + for (d=first_dev; d; d=d->next) + show_device(d); } /* Main */ @@ -810,54 +915,109 @@ int main(int argc, char **argv) { int i; + char *msg; + + if (argc == 2 && !strcmp(argv[1], "--version")) + { + puts("lspci version " PCIUTILS_VERSION); + return 0; + } + + pacc = pci_alloc(); + pacc->error = die; + pci_filter_init(pacc, &filter); while ((i = getopt(argc, argv, options)) != -1) switch (i) { case 'n': - show_numeric_ids = 1; + pacc->numeric_ids++; break; case 'v': verbose++; break; case 'b': - buscentric_view = 1; + pacc->buscentric = 1; + break; + case 's': + if (msg = pci_filter_parse_slot(&filter, optarg)) + die("-s: %s", msg); + break; + case 'd': + if (msg = pci_filter_parse_id(&filter, optarg)) + die("-d: %s", msg); + break; + case 'x': + opt_hex++; + break; + case 't': + opt_tree++; + break; + case 'i': + pci_set_name_list_path(pacc, optarg, 0); break; - case 'B': - bus_filter = strtol(optarg, NULL, 16); + case 'm': + opt_machine++; break; - case 'S': - slot_filter = strtol(optarg, NULL, 16); + case 'p': + opt_pcimap = optarg; break; - case 'F': - func_filter = strtol(optarg, NULL, 16); +#ifdef PCI_OS_LINUX + case 'k': + opt_kernel++; break; - case 'V': - vend_filter = strtol(optarg, NULL, 16); +#endif + case 'M': + opt_map_mode++; break; case 'D': - dev_filter = strtol(optarg, NULL, 16); + opt_domains = 2; break; - case 'x': - show_hex++; +#ifdef PCI_USE_DNS + case 'q': + opt_query_dns++; break; - case 't': - show_tree++; + case 'Q': + opt_query_all = 1; break; +#else + case 'q': + case 'Q': + die("DNS queries are not available in this version"); +#endif default: + if (parse_generic_option(i, pacc, optarg)) + break; bad: - fprintf(stderr, help_msg); + fprintf(stderr, help_msg, pacc->id_file_name); return 1; } if (optind < argc) goto bad; - scan_proc(); - sort_them(); - if (show_tree) - show_forest(); + if (opt_query_dns) + { + pacc->id_lookup_mode |= PCI_LOOKUP_NETWORK; + if (opt_query_dns > 1) + pacc->id_lookup_mode |= PCI_LOOKUP_REFRESH_CACHE; + } + if (opt_query_all) + pacc->id_lookup_mode |= PCI_LOOKUP_NETWORK | PCI_LOOKUP_SKIP_LOCAL; + + pci_init(pacc); + if (opt_map_mode) + map_the_bus(); else - show(); + { + scan_devices(); + sort_them(); + if (opt_tree) + show_forest(); + else + show(); + } + show_kernel_cleanup(); + pci_cleanup(pacc); - return 0; + return (seen_errors ? 2 : 0); }