X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lspci.c;h=9452cd31a2b0a830f876fd11e13239fd625f9106;hb=9d9aa7055bea757fbe88b8667b07ea2102849e82;hp=aa6b37a8c1c42ceb47c14fcb72f536f090b94fec;hpb=80e6c636fb1c5381f4ce95963ace48dc477c7599;p=pciutils.git diff --git a/lspci.c b/lspci.c index aa6b37a..9452cd3 100644 --- a/lspci.c +++ b/lspci.c @@ -1,116 +1,151 @@ /* * The PCI Utilities -- List All PCI Devices * - * Copyright (c) 1997--2004 Martin Mares + * Copyright (c) 1997--2020 Martin Mares * - * 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 v2+. + * + * SPDX-License-Identifier: GPL-2.0-or-later */ #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 struct pci_filter filter; /* Device filter */ -static int show_tree; /* Show bus tree */ -static int machine_readable; /* Generate machine-readable output */ -static int map_mode; /* Bus mapping mode enabled */ - -static char options[] = "nvbxs:d:ti:mgM" GENERIC_OPTIONS ; - -static char help_msg[] = "\ -Usage: lspci []\n\ -\n\ --v\t\tBe verbose\n\ --n\t\tShow numeric ID's\n\ --b\t\tBus-centric view (PCI addresses and IRQ's instead of those seen by the CPU)\n\ --x\t\tShow hex-dump of the standard portion of 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\ --s [[[[]:]]:][][.[]]\tShow only devices in selected slots\n\ --d []:[]\tShow only selected devices\n\ --t\t\tShow bus tree\n\ --m\t\tProduce machine-readable output\n\ --i \tUse specified ID database instead of %s\n\ --M\t\tEnable `bus mapping' mode (dangerous; root only)\n" +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_filter; /* Any filter was given */ +static int opt_tree; /* Show bus tree */ +static int opt_path; /* Show bridge path */ +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:tPi: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 or -vvv for higher verbosity)\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" +"-P\t\tDisplay bridge path in addition to bus and device number\n" +"-PP\t\tDisplay bus path in addition to bus and device number\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\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 ; -/* Communication with libpci */ - -static struct pci_access *pacc; - -/* - * If we aren't being compiled by GCC, use malloc() instead of alloca(). - * This increases our memory footprint, but only slightly since we don't - * use alloca() much. - */ - -#ifndef __GNUC__ -#define alloca malloc -#endif - -/* Our view of the PCI bus */ - -struct device { - struct device *next; - struct pci_dev *dev; - unsigned int config_cnt, config_bufsize; - byte *config; -}; +/*** Our view of the PCI bus ***/ -static struct device *first_dev; +struct pci_access *pacc; +struct device *first_dev; +static int seen_errors; +static int need_topology; -static int +int config_fetch(struct device *d, unsigned int pos, unsigned int len) { unsigned int end = pos+len; int result; - if (end <= d->config_cnt) + + 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) { + 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); } result = pci_read_block(d->dev, pos, d->config + pos, len); - if (result && pos == d->config_cnt) - d->config_cnt = end; + if (result) + memset(d->present + pos, 1, len); return result; } -static struct device * +struct device * scan_device(struct pci_dev *p) { struct device *d; - if (!pci_filter_match(&filter, p)) + if (p->domain && !opt_domains) + opt_domains = 1; + if (!pci_filter_match(&filter, p) && !need_topology) return NULL; d = xmalloc(sizeof(struct device)); - bzero(d, sizeof(*d)); + memset(d, 0, sizeof(*d)); d->dev = p; - d->config_cnt = d->config_bufsize = 64; + d->no_config_access = p->no_config_access; + d->config_cached = d->config_bufsize = 64; d->config = xmalloc(64); - if (!pci_read_block(p, 0, d->config, 64)) - die("Unable to read the configuration space header."); - if ((d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS) + d->present = xmalloc(64); + memset(d->present, 1, 64); + if (!d->no_config_access && !pci_read_block(p, 0, d->config, 64)) + { + d->no_config_access = 1; + d->config_cached = d->config_bufsize = 0; + memset(d->present, 0, 64); + } + if (!d->no_config_access && (d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS) { /* For cardbus bridges, we need to fetch 64 bytes more to get the * full standard header... */ - if (!config_fetch(d, 64, 64)) - die("Unable to read cardbus bridge extension data."); + if (config_fetch(d, 64, 64)) + d->config_cached += 64; } - pci_setup_cache(p, d->config, d->config_cnt); - pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_IRQ | PCI_FILL_BASES | PCI_FILL_ROM_BASE | PCI_FILL_SIZES); + pci_setup_cache(p, d->config, d->config_cached); + pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_CLASS | PCI_FILL_CLASS_EXT | PCI_FILL_SUBSYS | (need_topology ? PCI_FILL_PARENT : 0)); return d; } @@ -121,7 +156,7 @@ scan_devices(void) struct pci_dev *p; pci_scan_bus(pacc); - for(p=pacc->devices; p; p=p->next) + for (p=pacc->devices; p; p=p->next) if (d = scan_device(p)) { d->next = first_dev; @@ -129,30 +164,43 @@ scan_devices(void) } } -/* Config space accesses */ +/*** Config space accesses ***/ + +static void +check_conf_range(struct device *d, unsigned int pos, unsigned int len) +{ + while (len) + if (!d->present[pos]) + die("Internal bug: Accessing non-read configuration byte at position %x", pos); + else + pos++, len--; +} -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) @@ -187,10 +235,10 @@ sort_them(void) 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; @@ -204,18 +252,39 @@ sort_them(void) *last_dev = NULL; } -/* Normal output */ +/*** Normal output ***/ + +static void +show_slot_path(struct device *d) +{ + struct pci_dev *p = d->dev; + + if (opt_path) + { + struct bus *bus = d->parent_bus; + struct bridge *br = bus->parent_bridge; -#define FLAG(x,y) ((x & y) ? '+' : '-') + if (br && br->br_dev) + { + show_slot_path(br->br_dev); + if (opt_path > 1) + printf("/%02x:%02x.%d", p->bus, p->dev, p->func); + else + printf("/%02x.%d", p->dev, p->func); + return; + } + } + printf("%02x:%02x.%d", p->bus, p->dev, p->func); +} static void show_slot_name(struct device *d) { struct pci_dev *p = d->dev; - if (p->domain) + if (!opt_machine ? opt_domains : (p->domain || opt_domains >= 2)) printf("%04x:", p->domain); - printf("%02x:%02x.%d", p->bus, p->dev, p->func); + show_slot_path(d); } static void @@ -223,25 +292,25 @@ show_terse(struct device *d) { int c; struct pci_dev *p = d->dev; - byte classbuf[128], devbuf[128]; + char classbuf[256], devbuf[256]; show_slot_name(d); printf(" %s: %s", pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, - get_conf_word(d, PCI_CLASS_DEVICE), 0, 0, 0), + p->device_class), pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, - p->vendor_id, p->device_id, 0, 0)); - if (c = get_conf_byte(d, PCI_REVISION_ID)) - printf(" (rev %02x)", c); + p->vendor_id, p->device_id)); + if ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id) + printf(" (rev %02x)", p->rev_id); if (verbose) { char *x; - c = get_conf_byte(d, PCI_CLASS_PROG); + c = (p->known_fields & PCI_FILL_CLASS_EXT) ? p->prog_if : 0; x = pci_lookup_name(pacc, devbuf, sizeof(devbuf), - PCI_LOOKUP_PROGIF, - get_conf_word(d, PCI_CLASS_DEVICE), c, 0, 0); + PCI_LOOKUP_PROGIF | PCI_LOOKUP_NO_NUMBERS, + p->device_class, c); if (c || x) { printf(" (prog-if %02x", c); @@ -251,1125 +320,231 @@ show_terse(struct device *d) } } putchar('\n'); + + if (verbose || opt_kernel) + { + char ssnamebuf[256]; + + pci_fill_info(p, PCI_FILL_LABEL); + + if (p->label) + printf("\tDeviceName: %s", p->label); + if ((p->known_fields & PCI_FILL_SUBSYS) && + p->subsys_vendor_id && p->subsys_vendor_id != 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, p->subsys_vendor_id, p->subsys_id)); + } } +/*** Verbose output ***/ + static void -show_size(pciaddr_t x) +show_size(u64 x) { + static const char suffix[][2] = { "", "K", "M", "G", "T" }; + unsigned i; if (!x) return; - printf(" [size="); - if (x < 1024) - printf("%d", (int) x); - else if (x < 1048576) - printf("%dK", (int)(x / 1024)); - else if (x < 0x80000000) - printf("%dM", (int)(x / 1048576)); + 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_range(const char *prefix, u64 base, u64 limit, int bits, int disabled) +{ + printf("%s:", prefix); + if (base <= limit || verbose > 2) + printf(" %0*" PCI_U64_FMT_X "-%0*" PCI_U64_FMT_X, (bits+3)/4, base, (bits+3)/4, limit); + if (!disabled && base <= limit) + show_size(limit - base + 1); + else + printf(" [disabled]"); + if (bits) + printf(" [%d-bit]", bits); + putchar('\n'); +} + +static u32 +ioflg_to_pciflg(pciaddr_t ioflg) +{ + u32 flg; + + if (ioflg & PCI_IORESOURCE_IO) + flg = PCI_BASE_ADDRESS_SPACE_IO; + else if (!(ioflg & PCI_IORESOURCE_MEM)) + flg = 0; else - printf(PCIADDR_T_FMT, x); - putchar(']'); + { + flg = PCI_BASE_ADDRESS_SPACE_MEMORY; + if (ioflg & PCI_IORESOURCE_MEM_64) + flg |= PCI_BASE_ADDRESS_MEM_TYPE_64; + else + flg |= PCI_BASE_ADDRESS_MEM_TYPE_32; + if (ioflg & PCI_IORESOURCE_PREFETCH) + flg |= PCI_BASE_ADDRESS_MEM_PREFETCH; + } + + return flg; } static void -show_bases(struct device *d, int cnt) +show_bases(struct device *d, int cnt, int without_config_data) { struct pci_dev *p = d->dev; - word cmd = get_conf_word(d, PCI_COMMAND); + word cmd = without_config_data ? (PCI_COMMAND_IO | PCI_COMMAND_MEMORY) : get_conf_word(d, PCI_COMMAND); int i; - for(i=0; ibase_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); + pciaddr_t ioflg = (p->known_fields & PCI_FILL_IO_FLAGS) ? p->flags[i] : 0; + u32 flg = (p->known_fields & PCI_FILL_IO_FLAGS) ? ioflg_to_pciflg(ioflg) : without_config_data ? 0 : get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i); + u32 hw_lower = 0; + u32 hw_upper = 0; + int broken = 0; + int virtual = 0; + 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 */ + + /* Detect virtual regions, which are reported by the OS, but unassigned in the device */ + if ((p->known_fields & PCI_FILL_IO_FLAGS) && !without_config_data) { - printf("[virtual] "); - flg = pos; + /* Read address as seen by the hardware */ + hw_lower = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i); + if ((hw_lower & PCI_BASE_ADDRESS_SPACE) == (ioflg_to_pciflg(ioflg) & PCI_BASE_ADDRESS_SPACE)) + { + if ((ioflg & PCI_IORESOURCE_TYPE_BITS) == PCI_IORESOURCE_MEM && + (hw_lower & PCI_BASE_ADDRESS_MEM_TYPE_MASK) == PCI_BASE_ADDRESS_MEM_TYPE_64) + { + if (i >= cnt - 1) + broken = 1; + else + hw_upper = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i + 1); + } + if (pos && !hw_lower && !hw_upper && !(ioflg & PCI_IORESOURCE_PCI_EA_BEI)) + virtual = 1; + } } + + /* Print base address */ if (flg & PCI_BASE_ADDRESS_SPACE_IO) { pciaddr_t a = pos & PCI_BASE_ADDRESS_IO_MASK; printf("I/O ports at "); - if (a) + if (a || (cmd & PCI_COMMAND_IO)) printf(PCIADDR_PORT_FMT, a); - else if (flg & PCI_BASE_ADDRESS_IO_MASK) + else if (hw_lower) printf(""); else printf(""); - if (!(cmd & PCI_COMMAND_IO)) + if (virtual) + printf(" [virtual]"); + else if (!(cmd & PCI_COMMAND_IO)) printf(" [disabled]"); } 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) - { - printf(""); - done = 1; - } - else - { - i++; - z = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i); - if (buscentric_view) - { - if (a || z) - printf("%08x" PCIADDR_T_FMT, z, a); - else - printf(""); - done = 1; - } - } - } - if (!done) - { - if (a) - printf(PCIADDR_T_FMT, a); - else - printf(((flg & PCI_BASE_ADDRESS_MEM_MASK) || z) ? "" : ""); - } + if (broken) + printf(""); + else if (a) + printf(PCIADDR_T_FMT, a); + else if (hw_lower || hw_upper) + printf(""); + else + printf(""); 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" : "type 3", (flg & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-"); - if (!(cmd & PCI_COMMAND_MEMORY)) + if (virtual) + printf(" [virtual]"); + else if (!(cmd & PCI_COMMAND_MEMORY)) printf(" [disabled]"); } - show_size(len); - putchar('\n'); - } -} - -static void -show_pm(struct device *d, int where, int cap) -{ - int t, b; - static int pm_aux_current[8] = { 0, 55, 100, 160, 220, 270, 320, 375 }; - - printf("Power Management version %d\n", cap & PCI_PM_CAP_VER_MASK); - if (verbose < 2) - return; - printf("\t\tFlags: PMEClk%c DSI%c D1%c D2%c AuxCurrent=%dmA PME(D0%c,D1%c,D2%c,D3hot%c,D3cold%c)\n", - FLAG(cap, PCI_PM_CAP_PME_CLOCK), - FLAG(cap, PCI_PM_CAP_DSI), - FLAG(cap, PCI_PM_CAP_D1), - FLAG(cap, PCI_PM_CAP_D2), - pm_aux_current[(cap >> 6) & 7], - FLAG(cap, PCI_PM_CAP_PME_D0), - FLAG(cap, PCI_PM_CAP_PME_D1), - FLAG(cap, PCI_PM_CAP_PME_D2), - FLAG(cap, PCI_PM_CAP_PME_D3_HOT), - FLAG(cap, PCI_PM_CAP_PME_D3_COLD)); - if (!config_fetch(d, where + PCI_PM_CTRL, PCI_PM_SIZEOF - PCI_PM_CTRL)) - return; - t = get_conf_word(d, where + PCI_PM_CTRL); - printf("\t\tStatus: D%d PME-Enable%c DSel=%d DScale=%d PME%c\n", - t & PCI_PM_CTRL_STATE_MASK, - FLAG(t, PCI_PM_CTRL_PME_ENABLE), - (t & PCI_PM_CTRL_DATA_SEL_MASK) >> 9, - (t & PCI_PM_CTRL_DATA_SCALE_MASK) >> 13, - FLAG(t, PCI_PM_CTRL_PME_STATUS)); - b = get_conf_byte(d, where + PCI_PM_PPB_EXTENSIONS); - if (b) - printf("\t\tBridge: PM%c B3%c\n", - FLAG(t, PCI_PM_BPCC_ENABLE), - FLAG(~t, PCI_PM_PPB_B2_B3)); -} - -static void -format_agp_rate(int rate, char *buf, int agp3) -{ - char *c = buf; - int i; - - for(i=0; i<=2; i++) - if (rate & (1 << i)) - { - if (c != buf) - *c++ = ','; - c += sprintf(c, "x%d", 1 << (i + 2*agp3)); - } - if (c != buf) - *c = 0; - else - strcpy(buf, ""); -} - -static void -show_agp(struct device *d, int where, int cap) -{ - u32 t; - char rate[16]; - int ver, rev; - int agp3 = 0; - - ver = (cap >> 4) & 0x0f; - rev = cap & 0x0f; - printf("AGP version %x.%x\n", ver, rev); - if (verbose < 2) - return; - if (!config_fetch(d, where + PCI_AGP_STATUS, PCI_AGP_SIZEOF - PCI_AGP_STATUS)) - return; - t = get_conf_long(d, where + PCI_AGP_STATUS); - if (ver >= 3 && (t & PCI_AGP_STATUS_AGP3)) - agp3 = 1; - format_agp_rate(t & 7, rate, agp3); - printf("\t\tStatus: RQ=%d Iso%c ArqSz=%d Cal=%d SBA%c ITACoh%c GART64%c HTrans%c 64bit%c FW%c AGP3%c Rate=%s\n", - ((t & PCI_AGP_STATUS_RQ_MASK) >> 24U) + 1, - FLAG(t, PCI_AGP_STATUS_ISOCH), - ((t & PCI_AGP_STATUS_ARQSZ_MASK) >> 13), - ((t & PCI_AGP_STATUS_CAL_MASK) >> 10), - FLAG(t, PCI_AGP_STATUS_SBA), - FLAG(t, PCI_AGP_STATUS_ITA_COH), - FLAG(t, PCI_AGP_STATUS_GART64), - FLAG(t, PCI_AGP_STATUS_HTRANS), - FLAG(t, PCI_AGP_STATUS_64BIT), - FLAG(t, PCI_AGP_STATUS_FW), - FLAG(t, PCI_AGP_STATUS_AGP3), - rate); - t = get_conf_long(d, where + PCI_AGP_COMMAND); - format_agp_rate(t & 7, rate, agp3); - printf("\t\tCommand: RQ=%d ArqSz=%d Cal=%d SBA%c AGP%c GART64%c 64bit%c FW%c Rate=%s\n", - ((t & PCI_AGP_COMMAND_RQ_MASK) >> 24U) + 1, - ((t & PCI_AGP_COMMAND_ARQSZ_MASK) >> 13), - ((t & PCI_AGP_COMMAND_CAL_MASK) >> 10), - FLAG(t, PCI_AGP_COMMAND_SBA), - FLAG(t, PCI_AGP_COMMAND_AGP), - FLAG(t, PCI_AGP_COMMAND_GART64), - FLAG(t, PCI_AGP_COMMAND_64BIT), - FLAG(t, PCI_AGP_COMMAND_FW), - rate); -} - -static void -show_pcix_nobridge(struct device *d, int where) -{ - u16 command; - u32 status; - - printf("PCI-X non-bridge device.\n"); - - if (verbose < 2) - return; - - if (!config_fetch(d, where + PCI_PCIX_STATUS, 4)) - return; - - command = get_conf_word(d, where + PCI_PCIX_COMMAND); - status = get_conf_long(d, where + PCI_PCIX_STATUS); - printf("\t\tCommand: DPERE%c ERO%c RBC=%d OST=%d\n", - FLAG(command, PCI_PCIX_COMMAND_DPERE), - FLAG(command, PCI_PCIX_COMMAND_ERO), - ((command & PCI_PCIX_COMMAND_MAX_MEM_READ_BYTE_COUNT) >> 2U), - ((command & PCI_PCIX_COMMAND_MAX_OUTSTANDING_SPLIT_TRANS) >> 4U)); - printf("\t\tStatus: Bus=%u Dev=%u Func=%u 64bit%c 133MHz%c SCD%c USC%c, DC=%s, DMMRBC=%u, DMOST=%u, DMCRS=%u, RSCEM%c\n", - ((status >> 8) & 0xffU), // bus - ((status >> 3) & 0x1fU), // dev - (status & PCI_PCIX_STATUS_FUNCTION), // function - FLAG(status, PCI_PCIX_STATUS_64BIT), - FLAG(status, PCI_PCIX_STATUS_133MHZ), - FLAG(status, PCI_PCIX_STATUS_SC_DISCARDED), - FLAG(status, PCI_PCIX_STATUS_UNEXPECTED_SC), - ((status & PCI_PCIX_STATUS_DEVICE_COMPLEXITY) ? "bridge" : "simple"), - ((status >> 21) & 3U), - ((status >> 23) & 7U), - ((status >> 26) & 7U), - FLAG(status, PCI_PCIX_STATUS_RCVD_SC_ERR_MESS)); -} - -static void -show_pcix_bridge(struct device *d, int where) -{ - - u16 secstatus; - u32 status, upstcr, downstcr; - - printf("PCI-X bridge device.\n"); - - if (verbose < 2) - return; - - if (!config_fetch(d, where + PCI_PCIX_BRIDGE_STATUS, 12)) - return; - - secstatus = get_conf_word(d, where + PCI_PCIX_BRIDGE_SEC_STATUS); - printf("\t\tSecondary Status: 64bit%c, 133MHz%c, SCD%c, USC%c, SCO%c, SRD%c Freq=%d\n", - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_64BIT), - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_133MHZ), - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_DISCARDED), - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_UNEXPECTED_SC), - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_OVERRUN), - FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SPLIT_REQUEST_DELAYED), - ((secstatus >> 6) & 7)); - status = get_conf_long(d, where + PCI_PCIX_BRIDGE_STATUS); - printf("\t\tStatus: Bus=%u Dev=%u Func=%u 64bit%c 133MHz%c SCD%c USC%c, SCO%c, SRD%c\n", - ((status >> 8) & 0xff), // bus - ((status >> 3) & 0x1f), // dev - (status & PCI_PCIX_BRIDGE_STATUS_FUNCTION), // function - FLAG(status, PCI_PCIX_BRIDGE_STATUS_64BIT), - FLAG(status, PCI_PCIX_BRIDGE_STATUS_133MHZ), - FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_DISCARDED), - FLAG(status, PCI_PCIX_BRIDGE_STATUS_UNEXPECTED_SC), - FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_OVERRUN), - FLAG(status, PCI_PCIX_BRIDGE_STATUS_SPLIT_REQUEST_DELAYED)); - upstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_UPSTREAM_SPLIT_TRANS_CTRL); - printf("\t\t: Upstream: Capacity=%u, Commitment Limit=%u\n", - (upstcr & PCI_PCIX_BRIDGE_STR_CAPACITY), - (upstcr >> 16) & 0xffff); - downstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_DOWNSTREAM_SPLIT_TRANS_CTRL); - printf("\t\t: Downstream: Capacity=%u, Commitment Limit=%u\n", - (downstcr & PCI_PCIX_BRIDGE_STR_CAPACITY), - (downstcr >> 16) & 0xffff); -} - -static void -show_pcix(struct device *d, int where) -{ - switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f) - { - case PCI_HEADER_TYPE_NORMAL: - show_pcix_nobridge(d, where); - break; - case PCI_HEADER_TYPE_BRIDGE: - show_pcix_bridge(d, where); - break; - } -} - -static inline char * -ht_link_width(unsigned width) -{ - static char * const widths[8] = { "8bit", "16bit", "[2]", "32bit", "2bit", "4bit", "[6]", "N/C" }; - return widths[width]; -} - -static inline char * -ht_link_freq(unsigned freq) -{ - static char * const freqs[16] = { "200MHz", "300MHz", "400MHz", "500MHz", "600MHz", "800MHz", "1.0GHz", "1.2GHz", - "1.4GHz", "1.6GHz", "[a]", "[b]", "[c]", "[d]", "[e]", "Vend" }; - return freqs[freq]; -} - -static void -show_ht_pri(struct device *d, int where, int cmd) -{ - u16 lctr0, lcnf0, lctr1, lcnf1, eh; - u8 rid, lfrer0, lfcap0, ftr, lfrer1, lfcap1, mbu, mlu, bn; - char *fmt; - - printf("HyperTransport: Slave or Primary Interface\n"); - if (verbose < 2) - return; - - if (!config_fetch(d, where + PCI_HT_PRI_LCTR0, PCI_HT_PRI_SIZEOF - PCI_HT_PRI_LCTR0)) - return; - rid = get_conf_byte(d, where + PCI_HT_PRI_RID); - if (rid < 0x23 && rid > 0x11) - printf("\t!!! Possibly incomplete decoding\n"); - - if (rid >= 0x23) - fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c DUL%c\n"; - else - fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c\n"; - printf(fmt, - (cmd & PCI_HT_PRI_CMD_BUID), - (cmd & PCI_HT_PRI_CMD_UC) >> 5, - FLAG(cmd, PCI_HT_PRI_CMD_MH), - FLAG(cmd, PCI_HT_PRI_CMD_DD), - FLAG(cmd, PCI_HT_PRI_CMD_DUL)); - lctr0 = get_conf_word(d, where + PCI_HT_PRI_LCTR0); - if (rid >= 0x23) - fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c > 8, - FLAG(lctr0, PCI_HT_LCTR_ISOCEN), - FLAG(lctr0, PCI_HT_LCTR_LSEN), - FLAG(lctr0, PCI_HT_LCTR_EXTCTL), - FLAG(lctr0, PCI_HT_LCTR_64B)); - lcnf0 = get_conf_word(d, where + PCI_HT_PRI_LCNF0); - if (rid >= 0x23) - fmt = "\t\tLink Config 0: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; - else - fmt = "\t\tLink Config 0: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; - printf(fmt, - ht_link_width(lcnf0 & PCI_HT_LCNF_MLWI), - ht_link_width((lcnf0 & PCI_HT_LCNF_MLWO) >> 4), - ht_link_width((lcnf0 & PCI_HT_LCNF_LWI) >> 8), - ht_link_width((lcnf0 & PCI_HT_LCNF_LWO) >> 12), - FLAG(lcnf0, PCI_HT_LCNF_DFI), - FLAG(lcnf0, PCI_HT_LCNF_DFO), - FLAG(lcnf0, PCI_HT_LCNF_DFIE), - FLAG(lcnf0, PCI_HT_LCNF_DFOE)); - lctr1 = get_conf_word(d, where + PCI_HT_PRI_LCTR1); - if (rid >= 0x23) - fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c > 8, - FLAG(lctr1, PCI_HT_LCTR_ISOCEN), - FLAG(lctr1, PCI_HT_LCTR_LSEN), - FLAG(lctr1, PCI_HT_LCTR_EXTCTL), - FLAG(lctr1, PCI_HT_LCTR_64B)); - lcnf1 = get_conf_word(d, where + PCI_HT_PRI_LCNF1); - if (rid >= 0x23) - fmt = "\t\tLink Config 1: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; - else - fmt = "\t\tLink Config 1: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; - printf(fmt, - ht_link_width(lcnf1 & PCI_HT_LCNF_MLWI), - ht_link_width((lcnf1 & PCI_HT_LCNF_MLWO) >> 4), - ht_link_width((lcnf1 & PCI_HT_LCNF_LWI) >> 8), - ht_link_width((lcnf1 & PCI_HT_LCNF_LWO) >> 12), - FLAG(lcnf1, PCI_HT_LCNF_DFI), - FLAG(lcnf1, PCI_HT_LCNF_DFO), - FLAG(lcnf1, PCI_HT_LCNF_DFIE), - FLAG(lcnf1, PCI_HT_LCNF_DFOE)); - printf("\t\tRevision ID: %u.%02u\n", - (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN)); - if (rid < 0x23) - return; - lfrer0 = get_conf_byte(d, where + PCI_HT_PRI_LFRER0); - printf("\t\tLink Frequency 0: %s\n", ht_link_freq(lfrer0 & PCI_HT_LFRER_FREQ)); - printf("\t\tLink Error 0: 0x11) - printf("\t!!! Possibly incomplete decoding\n"); - - if (rid >= 0x23) - fmt = "\t\tCommand: WarmRst%c DblEnd%c DevNum=%u ChainSide%c HostHide%c Slave%c > 2, - FLAG(cmd, PCI_HT_SEC_CMD_CS), - FLAG(cmd, PCI_HT_SEC_CMD_HH), - FLAG(cmd, PCI_HT_SEC_CMD_AS), - FLAG(cmd, PCI_HT_SEC_CMD_HIECE), - FLAG(cmd, PCI_HT_SEC_CMD_DUL)); - lctr = get_conf_word(d, where + PCI_HT_SEC_LCTR); - if (rid >= 0x23) - fmt = "\t\tLink Control: CFlE%c CST%c CFE%c > 8, - FLAG(lctr, PCI_HT_LCTR_ISOCEN), - FLAG(lctr, PCI_HT_LCTR_LSEN), - FLAG(lctr, PCI_HT_LCTR_EXTCTL), - FLAG(lctr, PCI_HT_LCTR_64B)); - lcnf = get_conf_word(d, where + PCI_HT_SEC_LCNF); - if (rid >= 0x23) - fmt = "\t\tLink Config: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; - else - fmt = "\t\tLink Config: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; - printf(fmt, - ht_link_width(lcnf & PCI_HT_LCNF_MLWI), - ht_link_width((lcnf & PCI_HT_LCNF_MLWO) >> 4), - ht_link_width((lcnf & PCI_HT_LCNF_LWI) >> 8), - ht_link_width((lcnf & PCI_HT_LCNF_LWO) >> 12), - FLAG(lcnf, PCI_HT_LCNF_DFI), - FLAG(lcnf, PCI_HT_LCNF_DFO), - FLAG(lcnf, PCI_HT_LCNF_DFIE), - FLAG(lcnf, PCI_HT_LCNF_DFOE)); - printf("\t\tRevision ID: %u.%02u\n", - (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN)); - if (rid < 0x23) - return; - lfrer = get_conf_byte(d, where + PCI_HT_SEC_LFRER); - printf("\t\tLink Frequency: %s\n", ht_link_freq(lfrer & PCI_HT_LFRER_FREQ)); - printf("\t\tLink Error: > 5, (cmd & PCI_HT_RID_MIN)); - break; - case PCI_HT_CMD_TYP_UIDC: - printf("HyperTransport: UnitID Clumping\n"); - break; - case PCI_HT_CMD_TYP_ECSA: - printf("HyperTransport: Extended Configuration Space Access\n"); - break; - case PCI_HT_CMD_TYP_AM: - printf("HyperTransport: Address Mapping\n"); - break; - case PCI_HT_CMD_TYP_MSIM: - printf("HyperTransport: MSI Mapping\n"); - break; - case PCI_HT_CMD_TYP_DR: - printf("HyperTransport: DirectRoute\n"); - break; - case PCI_HT_CMD_TYP_VCS: - printf("HyperTransport: VCSet\n"); - break; - case PCI_HT_CMD_TYP_RM: - printf("HyperTransport: Retry Mode\n"); - break; - case PCI_HT_CMD_TYP_X86: - printf("HyperTransport: X86 (reserved)\n"); - break; - default: - printf("HyperTransport: #%02x\n", type >> 11); + show_size(len); + putchar('\n'); } } static void -show_rom(struct device *d) +show_rom(struct device *d, int reg) { 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; + pciaddr_t ioflg = (p->known_fields & PCI_FILL_IO_FLAGS) ? p->rom_flags : 0; + u32 flg = reg >= 0 ? get_conf_long(d, reg) : ioflg_to_pciflg(ioflg); + word cmd = reg >= 0 ? get_conf_word(d, PCI_COMMAND) : PCI_COMMAND_MEMORY; + int virtual = 0; - if (!rom && !len) - return; - printf("\tExpansion ROM at "); - if (rom & PCI_ROM_ADDRESS_MASK) - printf(PCIADDR_T_FMT, rom & PCI_ROM_ADDRESS_MASK); - else - printf(""); - if (!(rom & PCI_ROM_ADDRESS_ENABLE)) - printf(" [disabled]"); - show_size(len); - putchar('\n'); -} - -static void -show_msi(struct device *d, int where, int cap) -{ - int is64; - u32 t; - u16 w; - - printf("Message Signalled Interrupts: 64bit%c Queue=%d/%d Enable%c\n", - FLAG(cap, PCI_MSI_FLAGS_64BIT), - (cap & PCI_MSI_FLAGS_QSIZE) >> 4, - (cap & PCI_MSI_FLAGS_QMASK) >> 1, - FLAG(cap, PCI_MSI_FLAGS_ENABLE)); - if (verbose < 2) - return; - is64 = cap & PCI_MSI_FLAGS_64BIT; - if (!config_fetch(d, where + PCI_MSI_ADDRESS_LO, (is64 ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32) + 2 - PCI_MSI_ADDRESS_LO)) - return; - printf("\t\tAddress: "); - if (is64) - { - t = get_conf_long(d, where + PCI_MSI_ADDRESS_HI); - w = get_conf_word(d, where + PCI_MSI_DATA_64); - printf("%08x", t); - } - else - w = get_conf_word(d, where + PCI_MSI_DATA_32); - t = get_conf_long(d, where + PCI_MSI_ADDRESS_LO); - printf("%08x Data: %04x\n", t, w); -} - -static void show_vendor(void) -{ - printf("Vendor Specific Information\n"); -} - -static void show_debug(void) -{ - printf("Debug port\n"); -} - -static float power_limit(int value, int scale) -{ - static const float scales[4] = { 1.0, 0.1, 0.01, 0.001 }; - return value * scales[scale]; -} - -static const char *latency_l0s(int value) -{ - static const char *latencies[] = { "<64ns", "<128ns", "<256ns", "<512ns", "<1us", "<2us", "<4us", "unlimited" }; - return latencies[value]; -} - -static const char *latency_l1(int value) -{ - static const char *latencies[] = { "<1us", "<2us", "<4us", "<8us", "<16us", "<32us", "<64us", "unlimited" }; - return latencies[value]; -} - -static void show_express_dev(struct device *d, int where, int type) -{ - u32 t; - u16 w; - - t = get_conf_long(d, where + PCI_EXP_DEVCAP); - printf("\t\tDevice: Supported: MaxPayload %d bytes, PhantFunc %d, ExtTag%c\n", - 128 << (t & PCI_EXP_DEVCAP_PAYLOAD), - (1 << ((t & PCI_EXP_DEVCAP_PHANTOM) >> 3)) - 1, - FLAG(t, PCI_EXP_DEVCAP_EXT_TAG)); - printf("\t\tDevice: Latency L0s %s, L1 %s\n", - latency_l0s((t & PCI_EXP_DEVCAP_L0S) >> 6), - latency_l1((t & PCI_EXP_DEVCAP_L1) >> 9)); - if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) || - (type == PCI_EXP_TYPE_UPSTREAM) || (type == PCI_EXP_TYPE_PCI_BRIDGE)) - printf("\t\tDevice: AtnBtn%c AtnInd%c PwrInd%c\n", - FLAG(t, PCI_EXP_DEVCAP_ATN_BUT), - FLAG(t, PCI_EXP_DEVCAP_ATN_IND), FLAG(t, PCI_EXP_DEVCAP_PWR_IND)); - if (type == PCI_EXP_TYPE_UPSTREAM) - printf("\t\tDevice: SlotPowerLimit %f\n", - power_limit((t & PCI_EXP_DEVCAP_PWR_VAL) >> 18, - (t & PCI_EXP_DEVCAP_PWR_SCL) >> 26)); - - w = get_conf_word(d, where + PCI_EXP_DEVCTL); - printf("\t\tDevice: Errors: Correctable%c Non-Fatal%c Fatal%c Unsupported%c\n", - FLAG(w, PCI_EXP_DEVCTL_CERE), - FLAG(w, PCI_EXP_DEVCTL_NFERE), - FLAG(w, PCI_EXP_DEVCTL_FERE), - FLAG(w, PCI_EXP_DEVCTL_URRE)); - printf("\t\tDevice: RlxdOrd%c ExtTag%c PhantFunc%c AuxPwr%c NoSnoop%c\n", - FLAG(w, PCI_EXP_DEVCTL_RELAXED), - FLAG(w, PCI_EXP_DEVCTL_EXT_TAG), - FLAG(w, PCI_EXP_DEVCTL_PHANTOM), - FLAG(w, PCI_EXP_DEVCTL_AUX_PME), - FLAG(w, PCI_EXP_DEVCTL_NOSNOOP)); - printf("\t\tDevice: MaxPayload %d bytes, MaxReadReq %d bytes\n", - 128 << ((w & PCI_EXP_DEVCTL_PAYLOAD) >> 5), - 128 << ((w & PCI_EXP_DEVCTL_READRQ) >> 12)); -} - -static char *link_speed(int speed) -{ - switch (speed) - { - case 1: - return "2.5Gb/s"; - default: - return "unknown"; - } -} - -static char *aspm_support(int code) -{ - switch (code) - { - case 1: - return "L0s"; - case 3: - return "L0s L1"; - default: - return "unknown"; - } -} - -static const char *aspm_enabled(int code) -{ - static const char *desc[] = { "Disabled", "L0s Enabled", "L1 Enabled", "L0s L1 Enabled" }; - return desc[code]; -} - -static void show_express_link(struct device *d, int where, int type) -{ - u32 t; - u16 w; - - t = get_conf_long(d, where + PCI_EXP_LNKCAP); - printf("\t\tLink: Supported Speed %s, Width x%d, ASPM %s, Port %d\n", - link_speed(t & PCI_EXP_LNKCAP_SPEED), (t & PCI_EXP_LNKCAP_WIDTH) >> 4, - aspm_support((t & PCI_EXP_LNKCAP_ASPM) >> 10), - t >> 24); - printf("\t\tLink: Latency L0s %s, L1 %s\n", - latency_l0s((t & PCI_EXP_LNKCAP_L0S) >> 12), - latency_l1((t & PCI_EXP_LNKCAP_L1) >> 15)); - w = get_conf_word(d, where + PCI_EXP_LNKCTL); - printf("\t\tLink: ASPM %s", aspm_enabled(w & PCI_EXP_LNKCTL_ASPM)); - if ((type == PCI_EXP_TYPE_ROOT_PORT) || (type == PCI_EXP_TYPE_ENDPOINT) || - (type == PCI_EXP_TYPE_LEG_END)) - printf(" RCB %d bytes", w & PCI_EXP_LNKCTL_RCB ? 128 : 64); - if (w & PCI_EXP_LNKCTL_DISABLE) - printf(" Disabled"); - printf(" CommClk%c ExtSynch%c\n", FLAG(w, PCI_EXP_LNKCTL_CLOCK), - FLAG(w, PCI_EXP_LNKCTL_XSYNCH)); - w = get_conf_word(d, where + PCI_EXP_LNKSTA); - printf("\t\tLink: Speed %s, Width x%d\n", - link_speed(t & PCI_EXP_LNKSTA_SPEED), (t & PCI_EXP_LNKSTA_WIDTH) >> 4); -} - -static const char *indicator(int code) -{ - static const char *names[] = { "Unknown", "On", "Blink", "Off" }; - return names[code]; -} - -static void show_express_slot(struct device *d, int where) -{ - u32 t; - u16 w; - - t = get_conf_long(d, where + PCI_EXP_SLTCAP); - printf("\t\tSlot: AtnBtn%c PwrCtrl%c MRL%c AtnInd%c PwrInd%c HotPlug%c Surpise%c\n", - FLAG(t, PCI_EXP_SLTCAP_ATNB), - FLAG(t, PCI_EXP_SLTCAP_PWRC), - FLAG(t, PCI_EXP_SLTCAP_MRL), - FLAG(t, PCI_EXP_SLTCAP_ATNI), - FLAG(t, PCI_EXP_SLTCAP_PWRI), - FLAG(t, PCI_EXP_SLTCAP_HPC), - FLAG(t, PCI_EXP_SLTCAP_HPS)); - printf("\t\tSlot: Number %d, PowerLimit %f\n", t >> 19, - power_limit((t & PCI_EXP_SLTCAP_PWR_VAL) >> 7, - (t & PCI_EXP_SLTCAP_PWR_SCL) >> 15)); - w = get_conf_word(d, where + PCI_EXP_SLTCTL); - printf("\t\tSlot: Enabled AtnBtn%c PwrFlt%c MRL%c PresDet%c CmdCplt%c HPIrq%c\n", - FLAG(w, PCI_EXP_SLTCTL_ATNB), - FLAG(w, PCI_EXP_SLTCTL_PWRF), - FLAG(w, PCI_EXP_SLTCTL_MRLS), - FLAG(w, PCI_EXP_SLTCTL_PRSD), - FLAG(w, PCI_EXP_SLTCTL_CMDC), - FLAG(w, PCI_EXP_SLTCTL_HPIE)); - printf("\t\tSlot: AttnInd %s, PwrInd %s, Power%c\n", - indicator((w & PCI_EXP_SLTCTL_ATNI) >> 6), - indicator((w & PCI_EXP_SLTCTL_PWRI) >> 8), - FLAG(w, w & PCI_EXP_SLTCTL_PWRC)); -} - -static void show_express_root(struct device *d, int where) -{ - u16 w = get_conf_word(d, where + PCI_EXP_RTCTL); - printf("\t\tRoot: Correctable%c Non-Fatal%c Fatal%c PME%c\n", - FLAG(w, PCI_EXP_RTCTL_SECEE), - FLAG(w, PCI_EXP_RTCTL_SENFEE), - FLAG(w, PCI_EXP_RTCTL_SEFEE), - FLAG(w, PCI_EXP_RTCTL_PMEIE)); -} - -static void -show_express(struct device *d, int where, int cap) -{ - int type = (cap & PCI_EXP_FLAGS_TYPE) >> 4; - int size; - int slot = 0; - - printf("Express "); - switch (type) - { - case PCI_EXP_TYPE_ENDPOINT: - printf("Endpoint"); - break; - case PCI_EXP_TYPE_LEG_END: - printf("Legacy Endpoint"); - break; - case PCI_EXP_TYPE_ROOT_PORT: - slot = cap & PCI_EXP_FLAGS_SLOT; - printf("Root Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT)); - break; - case PCI_EXP_TYPE_UPSTREAM: - printf("Upstream Port"); - break; - case PCI_EXP_TYPE_DOWNSTREAM: - slot = cap & PCI_EXP_FLAGS_SLOT; - printf("Downstream Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT)); - break; - case PCI_EXP_TYPE_PCI_BRIDGE: - printf("PCI/PCI-X Bridge"); - break; - default: - printf("Unknown type"); - } - printf(" IRQ %d\n", (cap & PCI_EXP_FLAGS_IRQ) >> 9); - if (verbose < 2) - return; - - size = 16; - if (slot) - size = 24; - if (type == PCI_EXP_TYPE_ROOT_PORT) - size = 32; - if (!config_fetch(d, where + PCI_EXP_DEVCAP, size)) - return; - - show_express_dev(d, where, type); - show_express_link(d, where, type); - if (slot) - show_express_slot(d, where); - if (type == PCI_EXP_TYPE_ROOT_PORT) - show_express_root(d, where); -} - -static void -show_msix(struct device *d, int where, int cap) -{ - u32 off; - - printf("MSI-X: Enable%c Mask%c TabSize=%d\n", - FLAG(cap, PCI_MSIX_ENABLE), - FLAG(cap, PCI_MSIX_MASK), - (cap & PCI_MSIX_TABSIZE) + 1); - if (verbose < 2 || !config_fetch(d, where + PCI_MSIX_TABLE, 8)) - return; - - off = get_conf_long(d, where + PCI_MSIX_TABLE); - printf("\t\tVector table: BAR=%d offset=%08x\n", - off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR); - off = get_conf_long(d, where + PCI_MSIX_PBA); - printf("\t\tPBA: BAR=%d offset=%08x\n", - off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR); -} - -static void -show_slotid(int cap) -{ - int esr = cap & 0xff; - int chs = cap >> 8; - - printf("Slot ID: %d slots, First%c, chassis %02x\n", - esr & PCI_SID_ESR_NSLOTS, - FLAG(esr, PCI_SID_ESR_FIC), - chs); -} - -static void -show_aer(struct device *d, int where) -{ - printf("Advanced Error Reporting\n"); -} - -static void -show_vc(struct device *d, int where) -{ - printf("Virtual Channel\n"); -} - -static void -show_dsn(struct device *d, int where) -{ - u32 t1, t2; - if (!config_fetch(d, where + 4, 8)) - return; - t1 = get_conf_long(d, where + 4); - t2 = get_conf_long(d, where + 8); - printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n", - t1 & 0xff, (t1 >> 8) & 0xff, (t1 >> 16) & 0xff, t1 >> 24, - t2 & 0xff, (t2 >> 8) & 0xff, (t2 >> 16) & 0xff, t2 >> 24); -} - -static void -show_pb(struct device *d, int where) -{ - printf("Power Budgeting\n"); -} - -static void -show_ext_caps(struct device *d) -{ - int where = 0x100; - do - { - u32 header; - int id; - - if (!config_fetch(d, where, 4)) - break; - header = get_conf_long(d, where); - if (!header) - break; - id = header & 0xffff; - printf("\tCapabilities: [%03x] ", where); - switch (id) - { - case PCI_EXT_CAP_ID_AER: - show_aer(d, where); - break; - case PCI_EXT_CAP_ID_VC: - show_vc(d, where); - break; - case PCI_EXT_CAP_ID_DSN: - show_dsn(d, where); - break; - case PCI_EXT_CAP_ID_PB: - show_pb(d, where); - break; - default: - printf("Unknown (%d)\n", id); - break; - } - where = header >> 20; - } while (where); -} - -static void -show_caps(struct device *d) -{ - if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST) - { - int where = get_conf_byte(d, PCI_CAPABILITY_LIST) & ~3; - while (where) - { - int id, next, cap; - printf("\tCapabilities: "); - if (!config_fetch(d, where, 4)) - { - puts(""); - break; - } - id = get_conf_byte(d, where + PCI_CAP_LIST_ID); - next = get_conf_byte(d, where + PCI_CAP_LIST_NEXT) & ~3; - cap = get_conf_word(d, where + PCI_CAP_FLAGS); - printf("[%02x] ", where); - if (id == 0xff) - { - printf("\n"); - break; - } - switch (id) - { - case PCI_CAP_ID_PM: - show_pm(d, where, cap); - break; - case PCI_CAP_ID_AGP: - show_agp(d, where, cap); - break; - case PCI_CAP_ID_VPD: - printf("Vital Product Data\n"); - break; - case PCI_CAP_ID_SLOTID: - show_slotid(cap); - break; - case PCI_CAP_ID_MSI: - show_msi(d, where, cap); - break; - case PCI_CAP_ID_PCIX: - show_pcix(d, where); - break; - case PCI_CAP_ID_HT: - show_ht(d, where, cap); - break; - case PCI_CAP_ID_VNDR: - show_vendor(); - break; - case PCI_CAP_ID_DBG: - show_debug(); - break; - case PCI_CAP_ID_EXP: - show_express(d, where, cap); - break; - case PCI_CAP_ID_MSIX: - show_msix(d, where, cap); - break; - default: - printf("#%02x [%04x]\n", id, cap); - } - where = next; - } + if (!rom && !flg && !len) + return; + + if (reg >= 0 && (rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK) && !(ioflg & PCI_IORESOURCE_PCI_EA_BEI)) + { + flg = rom; + virtual = 1; } - show_ext_caps(d); + + printf("\tExpansion 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 (virtual) + printf(" [virtual]"); + + if (!(flg & PCI_ROM_ADDRESS_ENABLE)) + printf(" [disabled]"); + else if (!virtual && !(cmd & PCI_COMMAND_MEMORY)) + printf(" [disabled by cmd]"); + + if (ioflg & PCI_IORESOURCE_PCI_EA_BEI) + printf(" [enhanced]"); + + show_size(len); + putchar('\n'); } static void show_htype0(struct device *d) { - show_bases(d, 6); - show_rom(d); - show_caps(d); + show_bases(d, 6, 0); + show_rom(d, PCI_ROM_ADDRESS); + show_caps(d, PCI_CAPABILITY_LIST); } static void show_htype1(struct device *d) { + struct pci_dev *p = d->dev; u32 io_base = get_conf_byte(d, PCI_IO_BASE); u32 io_limit = get_conf_byte(d, PCI_IO_LIMIT); u32 io_type = io_base & PCI_IO_RANGE_TYPE_MASK; @@ -1381,16 +556,27 @@ show_htype1(struct device *d) u32 pref_type = pref_base & PCI_PREF_RANGE_TYPE_MASK; word sec_stat = get_conf_word(d, PCI_SEC_STATUS); word brc = get_conf_word(d, PCI_BRIDGE_CONTROL); - int verb = verbose > 2; + int io_disabled = (p->known_fields & PCI_FILL_BRIDGE_BASES) && !p->bridge_size[0]; + int mem_disabled = (p->known_fields & PCI_FILL_BRIDGE_BASES) && !p->bridge_size[1]; + int pref_disabled = (p->known_fields & PCI_FILL_BRIDGE_BASES) && !p->bridge_size[2]; + int io_bits, pref_bits; - show_bases(d, 2); + show_bases(d, 2, 0); printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n", get_conf_byte(d, PCI_PRIMARY_BUS), get_conf_byte(d, PCI_SECONDARY_BUS), get_conf_byte(d, PCI_SUBORDINATE_BUS), get_conf_byte(d, PCI_SEC_LATENCY_TIMER)); - if (io_type != (io_limit & PCI_IO_RANGE_TYPE_MASK) || + if ((p->known_fields & PCI_FILL_BRIDGE_BASES) && !io_disabled) + { + io_base = p->bridge_base_addr[0] & PCI_IO_RANGE_MASK; + io_limit = io_base + p->bridge_size[0] - 1; + io_type = p->bridge_base_addr[0] & PCI_IO_RANGE_TYPE_MASK; + io_bits = (io_type == PCI_IO_RANGE_TYPE_32) ? 32 : 16; + show_range("\tI/O behind bridge", io_base, io_limit, io_bits, io_disabled); + } + else if (io_type != (io_limit & PCI_IO_RANGE_TYPE_MASK) || (io_type != PCI_IO_RANGE_TYPE_16 && io_type != PCI_IO_RANGE_TYPE_32)) printf("\t!!! Unknown I/O range types %x/%x\n", io_base, io_limit); else @@ -1402,43 +588,62 @@ 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 <= io_limit || verb) - printf("\tI/O behind bridge: %08x-%08x\n", io_base, io_limit+0xfff); + /* I/O is unsupported if both base and limit are zeros and resource is disabled */ + if (!(io_base == 0x0 && io_limit == 0x0 && io_disabled)) + { + io_limit += 0xfff; + io_bits = (io_type == PCI_IO_RANGE_TYPE_32) ? 32 : 16; + show_range("\tI/O behind bridge", io_base, io_limit, io_bits, io_disabled); + } } - if (mem_type != (mem_limit & PCI_MEMORY_RANGE_TYPE_MASK) || + if ((p->known_fields & PCI_FILL_BRIDGE_BASES) && !mem_disabled) + { + mem_base = p->bridge_base_addr[1] & PCI_MEMORY_RANGE_MASK; + mem_limit = mem_base + p->bridge_size[1] - 1; + show_range("\tMemory behind bridge", mem_base, mem_limit, 32, mem_disabled); + } + else 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 { mem_base = (mem_base & PCI_MEMORY_RANGE_MASK) << 16; mem_limit = (mem_limit & PCI_MEMORY_RANGE_MASK) << 16; - if (mem_base <= mem_limit || verb) - printf("\tMemory behind bridge: %08x-%08x\n", mem_base, mem_limit + 0xfffff); + show_range("\tMemory behind bridge", mem_base, mem_limit + 0xfffff, 32, mem_disabled); } - if (pref_type != (pref_limit & PCI_PREF_RANGE_TYPE_MASK) || + if ((p->known_fields & PCI_FILL_BRIDGE_BASES) && !pref_disabled) + { + u64 pref_base_64 = p->bridge_base_addr[2] & PCI_MEMORY_RANGE_MASK; + u64 pref_limit_64 = pref_base_64 + p->bridge_size[2] - 1; + pref_type = p->bridge_base_addr[2] & PCI_MEMORY_RANGE_TYPE_MASK; + pref_bits = (pref_type == PCI_PREF_RANGE_TYPE_64) ? 64 : 32; + show_range("\tPrefetchable memory behind bridge", pref_base_64, pref_limit_64, pref_bits, pref_disabled); + } + else 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 { - pref_base = (pref_base & PCI_PREF_RANGE_MASK) << 16; - pref_limit = (pref_limit & PCI_PREF_RANGE_MASK) << 16; - if (pref_base <= pref_limit || verb) + u64 pref_base_64 = (pref_base & PCI_PREF_RANGE_MASK) << 16; + u64 pref_limit_64 = (pref_limit & PCI_PREF_RANGE_MASK) << 16; + if (pref_type == PCI_PREF_RANGE_TYPE_64) { - 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); + pref_base_64 |= (u64) get_conf_long(d, PCI_PREF_BASE_UPPER32) << 32; + pref_limit_64 |= (u64) get_conf_long(d, PCI_PREF_LIMIT_UPPER32) << 32; } + /* Prefetchable memory is unsupported if both base and limit are zeros and resource is disabled */ + if (!(pref_base_64 == 0x0 && pref_limit_64 == 0x0 && pref_disabled)) + { + pref_limit_64 += 0xfffff; + pref_bits = (pref_type == PCI_PREF_RANGE_TYPE_64) ? 64 : 32; + show_range("\tPrefetchable memory behind bridge", pref_base_64, pref_limit_64, pref_bits, pref_disabled); + } } if (verbose > 1) - printf("\tSecondary status: 66Mhz%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c 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)); - - show_caps(d); + { + printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c VGA16%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_VGA_16BIT), + 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); } static void @@ -1472,26 +685,27 @@ 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 = get_conf_word(d, PCI_CB_LEGACY_MODE_BASE); + word exca; int verb = verbose > 2; - show_bases(d, 1); + show_bases(d, 1, 0); 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++) + 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); - if (limit > base || verb) + 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++) + for (i=0; i<2; i++) { int p = 8*i; u32 base = get_conf_long(d, PCI_CB_IO_BASE_0 + p); @@ -1520,66 +734,118 @@ show_htype2(struct device *d) 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_htype_unknown(struct device *d) +{ + struct pci_dev *p = d->dev; + u64 base, limit, flags; + const char *str; + int i, bits; + + if (pacc->buscentric) + return; + + show_bases(d, 6, 1); + for (i = 0; i < 4; i++) + { + if (!p->bridge_base_addr[i]) + continue; + base = p->bridge_base_addr[i]; + limit = base + p->bridge_size[i] - 1; + flags = p->bridge_flags[i]; + if (flags & PCI_IORESOURCE_IO) + { + bits = (flags & PCI_IORESOURCE_IO_16BIT_ADDR) ? 16 : 32; + str = "\tI/O behind bridge"; + } + else if (flags & PCI_IORESOURCE_MEM) + { + bits = (flags & PCI_IORESOURCE_MEM_64) ? 64 : 32; + if (flags & PCI_IORESOURCE_PREFETCH) + str = "\tPrefetchable memory behind bridge"; + else + str = "\tMemory behind bridge"; + } + else + { + bits = 0; + str = "\tUnknown resource behind bridge"; + } + show_range(str, base, limit, bits, 0); + } + show_rom(d, -1); } 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); - 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); + int unknown_config_data = 0; + word class = p->device_class; + byte htype = d->no_config_access ? -1 : (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f); + byte bist; byte max_lat, min_gnt; - byte int_pin = get_conf_byte(d, PCI_INTERRUPT_PIN); - unsigned int irq = p->irq; - word subsys_v, subsys_d; - char ssnamebuf[256]; + char *dt_node, *iommu_group; show_terse(d); + pci_fill_info(p, PCI_FILL_IRQ | PCI_FILL_BASES | PCI_FILL_ROM_BASE | PCI_FILL_SIZES | + PCI_FILL_PHYS_SLOT | PCI_FILL_NUMA_NODE | PCI_FILL_DT_NODE | PCI_FILL_IOMMU_GROUP | + PCI_FILL_BRIDGE_BASES | PCI_FILL_CLASS_EXT | PCI_FILL_SUBSYS); + switch (htype) { case PCI_HEADER_TYPE_NORMAL: if (class == PCI_CLASS_BRIDGE_PCI) printf("\t!!! Invalid class %04x for header type %02x\n", class, htype); + bist = get_conf_byte(d, PCI_BIST); 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 PCI_HEADER_TYPE_BRIDGE: if ((class >> 8) != PCI_BASE_CLASS_BRIDGE) printf("\t!!! Invalid class %04x for header type %02x\n", class, htype); - irq = int_pin = min_gnt = max_lat = 0; - subsys_v = subsys_d = 0; + bist = get_conf_byte(d, PCI_BIST); + 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); + bist = get_conf_byte(d, PCI_BIST); min_gnt = max_lat = 0; - subsys_v = get_conf_word(d, PCI_CB_SUBSYSTEM_VENDOR_ID); - subsys_d = get_conf_word(d, PCI_CB_SUBSYSTEM_ID); break; default: + if (!d->no_config_access) printf("\t!!! Unknown header type %02x\n", htype); - return; + bist = 0; + min_gnt = max_lat = 0; + unknown_config_data = 1; } - 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)); + if (p->phy_slot) + printf("\tPhysical Slot: %s\n", p->phy_slot); - if (verbose > 1) + if (dt_node = pci_get_string_property(p, PCI_FILL_DT_NODE)) + printf("\tDevice tree node: %s\n", dt_node); + + if (!unknown_config_data && verbose > 1) { - printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c\n", + word cmd = get_conf_word(d, PCI_COMMAND); + word status = get_conf_word(d, PCI_STATUS); + printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c DisINTx%c\n", FLAG(cmd, PCI_COMMAND_IO), FLAG(cmd, PCI_COMMAND_MEMORY), FLAG(cmd, PCI_COMMAND_MASTER), @@ -1589,8 +855,9 @@ show_verbose(struct device *d) FLAG(cmd, PCI_COMMAND_PARITY), FLAG(cmd, PCI_COMMAND_WAIT), FLAG(cmd, PCI_COMMAND_SERR), - FLAG(cmd, PCI_COMMAND_FAST_BACK)); - printf("\tStatus: Cap%c 66Mhz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c SERR%c TAbort%c SERR%c 1) + { + byte int_pin = unknown_config_data ? 0 : get_conf_byte(d, PCI_INTERRUPT_PIN); + if (int_pin || p->irq) printf("\tInterrupt: pin %c routed to IRQ " PCIIRQ_FMT "\n", - (int_pin ? 'A' + int_pin - 1 : '?'), irq); + (int_pin ? 'A' + int_pin - 1 : '?'), p->irq); + if (p->numa_node != -1) + printf("\tNUMA node: %d\n", p->numa_node); + if (iommu_group = pci_get_string_property(p, PCI_FILL_IOMMU_GROUP)) + printf("\tIOMMU group: %s\n", iommu_group); } - else + + if (!unknown_config_data && verbose <= 1) { + word cmd = get_conf_word(d, PCI_COMMAND); + word status = get_conf_word(d, PCI_STATUS); + byte latency = get_conf_byte(d, PCI_LATENCY_TIMER); printf("\tFlags: "); if (cmd & PCI_COMMAND_MASTER) printf("bus master, "); @@ -1638,7 +921,7 @@ show_verbose(struct device *d) if (cmd & PCI_COMMAND_FAST_BACK) printf("fast Back2Back, "); if (status & PCI_STATUS_66MHZ) - printf("66Mhz, "); + printf("66MHz, "); if (status & PCI_STATUS_UDF) printf("user-definable features, "); printf("%s devsel", @@ -1647,8 +930,12 @@ show_verbose(struct device *d) ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??"); if (cmd & PCI_COMMAND_MASTER) printf(", latency %d", latency); - if (irq) - printf(", IRQ " PCIIRQ_FMT, irq); + if (p->irq) + printf(", IRQ " PCIIRQ_FMT, p->irq); + if (p->numa_node != -1) + printf(", NUMA node %d", p->numa_node); + if (iommu_group = pci_get_string_property(p, PCI_FILL_IOMMU_GROUP)) + printf(", IOMMU group %s", iommu_group); putchar('\n'); } @@ -1671,23 +958,33 @@ show_verbose(struct device *d) case PCI_HEADER_TYPE_CARDBUS: show_htype2(d); break; + default: + show_htype_unknown(d); } } +/*** Machine-readable dumps ***/ + static void show_hex_dump(struct device *d) { unsigned int i, cnt; - cnt = d->config_cnt; - if (show_hex >= 3 && config_fetch(d, cnt, 256-cnt)) + if (d->no_config_access) + { + printf("WARNING: Cannot show hex-dump of the config space\n"); + return; + } + + cnt = d->config_cached; + if (opt_hex >= 3 && config_fetch(d, cnt, 256-cnt)) { cnt = 256; - if (show_hex >= 4 && config_fetch(d, 256, 4096-256)) + if (opt_hex >= 4 && config_fetch(d, 256, 4096-256)) cnt = 4096; } - for(i=0; idev; - int c; - word sv_id=0, sd_id=0; - char classbuf[128], vendbuf[128], devbuf[128], svbuf[128], sdbuf[128]; - - switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f) + printf(" \""); + while (*c) { - case PCI_HEADER_TYPE_NORMAL: - sv_id = get_conf_word(d, PCI_SUBSYSTEM_VENDOR_ID); - sd_id = get_conf_word(d, PCI_SUBSYSTEM_ID); - break; - case PCI_HEADER_TYPE_CARDBUS: - sv_id = get_conf_word(d, PCI_CB_SUBSYSTEM_VENDOR_ID); - sd_id = get_conf_word(d, PCI_CB_SUBSYSTEM_ID); - break; + if (*c == '"' || *c == '\\') + putchar('\\'); + putchar(*c++); } + putchar('"'); +} + +static void +show_machine(struct device *d) +{ + struct pci_dev *p = d->dev; + char classbuf[256], vendbuf[256], devbuf[256], svbuf[256], sdbuf[256]; + char *dt_node, *iommu_group; if (verbose) { - printf("Device:\t"); + pci_fill_info(p, PCI_FILL_PHYS_SLOT | PCI_FILL_NUMA_NODE | PCI_FILL_DT_NODE | PCI_FILL_IOMMU_GROUP); + 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, get_conf_word(d, PCI_CLASS_DEVICE), 0, 0, 0)); + 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, 0, 0)); + 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, 0, 0)); - if (sv_id && sv_id != 0xffff) + pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id)); + if ((p->known_fields & PCI_FILL_SUBSYS) && + p->subsys_vendor_id && p->subsys_vendor_id != 0xffff) { printf("SVendor:\t%s\n", - pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id, sv_id, sd_id)); + pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->subsys_vendor_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)); + pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, p->subsys_vendor_id, p->subsys_id)); } - 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 (p->phy_slot) + printf("PhySlot:\t%s\n", p->phy_slot); + if ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id) + printf("Rev:\t%02x\n", p->rev_id); + if (p->known_fields & PCI_FILL_CLASS_EXT) + printf("ProgIf:\t%02x\n", p->prog_if); + if (opt_kernel) + show_kernel_machine(d); + if (p->numa_node != -1) + printf("NUMANode:\t%d\n", p->numa_node); + if (dt_node = pci_get_string_property(p, PCI_FILL_DT_NODE)) + printf("DTNode:\t%s\n", dt_node); + if (iommu_group = pci_get_string_property(p, PCI_FILL_IOMMU_GROUP)) + printf("IOMMUGroup:\t%s\n", iommu_group); } else { show_slot_name(d); - printf(" \"%s\" \"%s\" \"%s\"", - pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, - get_conf_word(d, PCI_CLASS_DEVICE), 0, 0, 0), - pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, - p->vendor_id, p->device_id, 0, 0), - pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, - p->vendor_id, p->device_id, 0, 0)); - 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) - printf(" \"%s\" \"%s\"", - pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id, sv_id, sd_id), - pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, sv_id, sd_id)); + 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 ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id) + printf(" -r%02x", p->rev_id); + if (p->known_fields & PCI_FILL_CLASS_EXT) + printf(" -p%02x", p->prog_if); + if ((p->known_fields & PCI_FILL_SUBSYS) && + p->subsys_vendor_id && p->subsys_vendor_id != 0xffff) + { + print_shell_escaped(pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->subsys_vendor_id)); + print_shell_escaped(pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, p->subsys_vendor_id, p->subsys_id)); + } else printf(" \"\" \"\""); putchar('\n'); } } -static void +/*** Main show function ***/ + +void show_device(struct device *d) { - if (machine_readable) + if (opt_machine) show_machine(d); - else if (verbose) - show_verbose(d); else - show_terse(d); - if (show_hex) + { + 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 || show_hex) + if (verbose || opt_hex) putchar('\n'); } @@ -1784,425 +1098,9 @@ show(void) { struct device *d; - for(d=first_dev; d; d=d->next) - show_device(d); -} - -/* 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 domain; - unsigned int primary, secondary, subordinate; /* Bus numbers */ - struct device *br_dev; -}; - -struct bus { - unsigned int domain; - unsigned int number; - struct bus *sibling; - struct device *first_dev, **last_dev; -}; - -static struct bridge host_bridge = { NULL, NULL, NULL, NULL, 0, ~0, 0, ~0, NULL }; - -static struct bus * -find_bus(struct bridge *b, unsigned int domain, unsigned int n) -{ - struct bus *bus; - - for(bus=b->first_bus; bus; bus=bus->sibling) - if (bus->domain == domain && bus->number == n) - break; - return bus; -} - -static struct bus * -new_bus(struct bridge *b, unsigned int domain, unsigned int n) -{ - struct bus *bus = xmalloc(sizeof(struct bus)); - - bus = xmalloc(sizeof(struct bus)); - bus->domain = domain; - 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 pci_dev *p = d->dev; - struct bus *bus; - - if (! (bus = find_bus(b, p->domain, p->bus))) - { - struct bridge *c; - for(c=b->child; c; c=c->next) - if (c->domain == p->domain && c->secondary <= p->bus && p->bus <= c->subordinate) - { - insert_dev(d, c); - return; - } - bus = new_bus(b, p->domain, p->bus); - } - /* Simple insertion at the end _does_ guarantee the correct order as the - * original device list was sorted by (domain, 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; -} - -static void -grow_tree(void) -{ - struct device *d, *d2; - struct bridge **last_br, *b; - - /* Build list of bridges */ - - last_br = &host_bridge.chain; - for(d=first_dev; d; d=d->next) - { - word class = get_conf_word(d, PCI_CLASS_DEVICE); - byte ht = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f; - if (class == PCI_CLASS_BRIDGE_PCI && - (ht == PCI_HEADER_TYPE_BRIDGE || ht == PCI_HEADER_TYPE_CARDBUS)) - { - b = xmalloc(sizeof(struct bridge)); - b->domain = d->dev->domain; - if (ht == PCI_HEADER_TYPE_BRIDGE) - { - b->primary = get_conf_byte(d, PCI_CB_PRIMARY_BUS); - b->secondary = get_conf_byte(d, PCI_CB_CARD_BUS); - b->subordinate = get_conf_byte(d, PCI_CB_SUBORDINATE_BUS); - } - else - { - 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); - } - *last_br = b; - last_br = &b->chain; - b->next = b->child = NULL; - b->first_bus = NULL; - b->br_dev = d; - } - } - *last_br = NULL; - - /* Create a bridge tree */ - - for(b=&host_bridge; b; b=b->chain) - { - struct bridge *c, *best; - best = NULL; - for(c=&host_bridge; c; c=c->chain) - if (c != b && (c == &host_bridge || b->domain == c->domain) && - b->primary >= c->secondary && b->primary <= c->subordinate && - (!best || best->subordinate - best->primary > c->subordinate - c->primary)) - best = c; - if (best) - { - b->next = best->child; - best->child = b; - } - } - - /* Insert secondary bus for each bridge */ - - for(b=&host_bridge; b; b=b->chain) - if (!find_bus(b, b->domain, b->secondary)) - new_bus(b, b->domain, 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 == '|') - *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 pci_dev *q = d->dev; - struct bridge *b; - char namebuf[256]; - - p += sprintf(p, "%02x.%x", q->dev, q->func); - for(b=&host_bridge; b; b=b->chain) - if (b->br_dev == d) - { - if (b->secondary == b->subordinate) - p += sprintf(p, "-[%04x:%02x]-", b->domain, b->secondary); - else - p += sprintf(p, "-[%04x:%02x-%02x]-", b->domain, b->secondary, b->subordinate); - show_tree_bridge(b, line, p); - return; - } - if (verbose) - p += sprintf(p, " %s", - pci_lookup_name(pacc, namebuf, sizeof(namebuf), - PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, - q->vendor_id, q->device_id, 0, 0)); - 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); - } - else - { - struct device *d = b->first_dev; - while (d->next) - { - p[0] = '+'; - p[1] = '-'; - show_tree_dev(d, line, p+2); - d = d->next; - } - p[0] = '\\'; - p[1] = '-'; - show_tree_dev(d, line, p+2); - } -} - -static void -show_tree_bridge(struct bridge *b, byte *line, byte *p) -{ - *p++ = '-'; - if (!b->first_bus->sibling) - { - if (b == &host_bridge) - p += sprintf(p, "[%04x:%02x]-", b->domain, b->first_bus->number); - show_tree_bus(b->first_bus, line, p); - } - else - { - struct bus *u = b->first_bus; - byte *k; - - while (u->sibling) - { - k = p + sprintf(p, "+-[%04x:%02x]-", u->domain, u->number); - show_tree_bus(u, line, k); - u = u->sibling; - } - k = p + sprintf(p, "\\-[%04x:%02x]-", u->domain, u->number); - show_tree_bus(u, line, k); - } -} - -static void -show_forest(void) -{ - char line[256]; - - grow_tree(); - show_tree_bridge(&host_bridge, line, line); -} - -/* Bus mapping mode */ - -struct bus_bridge { - struct bus_bridge *next; - byte this, dev, func, first, last, bug; -}; - -struct bus_info { - byte exists; - byte guestbook; - struct bus_bridge *bridges, *via; -}; - -static struct bus_info *bus_info; - -static void -map_bridge(struct bus_info *bi, struct device *d, int np, int ns, int nl) -{ - struct bus_bridge *b = xmalloc(sizeof(struct bus_bridge)); - struct pci_dev *p = d->dev; - - b->next = bi->bridges; - bi->bridges = b; - b->this = get_conf_byte(d, np); - b->dev = p->dev; - b->func = p->func; - b->first = get_conf_byte(d, ns); - b->last = get_conf_byte(d, nl); - printf("## %02x.%02x:%d is a bridge from %02x to %02x-%02x\n", - p->bus, p->dev, p->func, b->this, b->first, b->last); - if (b->this != p->bus) - printf("!!! Bridge points to invalid primary bus.\n"); - if (b->first > b->last) - { - printf("!!! Bridge points to invalid bus range.\n"); - b->last = b->first; - } -} - -static void -do_map_bus(int bus) -{ - int dev, func; - int verbose = pacc->debugging; - struct bus_info *bi = bus_info + bus; - struct device *d; - - if (verbose) - printf("Mapping bus %02x\n", bus); - for(dev = 0; dev < 32; dev++) - if (filter.slot < 0 || filter.slot == dev) - { - int func_limit = 1; - for(func = 0; func < func_limit; func++) - if (filter.func < 0 || filter.func == func) - { - /* XXX: Bus mapping supports only domain 0 */ - struct pci_dev *p = pci_get_dev(pacc, 0, bus, dev, func); - u16 vendor = pci_read_word(p, PCI_VENDOR_ID); - if (vendor && vendor != 0xffff) - { - if (!func && (pci_read_byte(p, PCI_HEADER_TYPE) & 0x80)) - func_limit = 8; - if (verbose) - printf("Discovered device %02x:%02x.%d\n", bus, dev, func); - bi->exists = 1; - if (d = scan_device(p)) - { - show_device(d); - switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f) - { - case PCI_HEADER_TYPE_BRIDGE: - map_bridge(bi, d, PCI_PRIMARY_BUS, PCI_SECONDARY_BUS, PCI_SUBORDINATE_BUS); - break; - case PCI_HEADER_TYPE_CARDBUS: - map_bridge(bi, d, PCI_CB_PRIMARY_BUS, PCI_CB_CARD_BUS, PCI_CB_SUBORDINATE_BUS); - break; - } - free(d); - } - else if (verbose) - printf("But it was filtered out.\n"); - } - pci_free_dev(p); - } - } -} - -static void -do_map_bridges(int bus, int min, int max) -{ - struct bus_info *bi = bus_info + bus; - struct bus_bridge *b; - - bi->guestbook = 1; - for(b=bi->bridges; b; b=b->next) - { - if (bus_info[b->first].guestbook) - b->bug = 1; - else if (b->first < min || b->last > max) - b->bug = 2; - else - { - bus_info[b->first].via = b; - do_map_bridges(b->first, b->first, b->last); - } - } -} - -static void -map_bridges(void) -{ - int i; - - printf("\nSummary of buses:\n\n"); - for(i=0; i<256; i++) - if (bus_info[i].exists && !bus_info[i].guestbook) - do_map_bridges(i, 0, 255); - for(i=0; i<256; i++) - { - struct bus_info *bi = bus_info + i; - struct bus_bridge *b = bi->via; - - if (bi->exists) - { - printf("%02x: ", i); - if (b) - printf("Entered via %02x:%02x.%d\n", b->this, b->dev, b->func); - else if (!i) - printf("Primary host bus\n"); - else - printf("Secondary host bus (?)\n"); - } - for(b=bi->bridges; b; b=b->next) - { - printf("\t%02x.%d Bridge to %02x-%02x", b->dev, b->func, b->first, b->last); - switch (b->bug) - { - case 1: - printf(" "); - break; - case 2: - printf(" "); - break; - } - putchar('\n'); - } - } -} - -static void -map_the_bus(void) -{ - if (pacc->method == PCI_ACCESS_PROC_BUS_PCI || - pacc->method == PCI_ACCESS_DUMP) - printf("WARNING: Bus mapping can be reliable only with direct hardware access enabled.\n\n"); - bus_info = xmalloc(sizeof(struct bus_info) * 256); - bzero(bus_info, sizeof(struct bus_info) * 256); - if (filter.bus >= 0) - do_map_bus(filter.bus); - else - { - int bus; - for(bus=0; bus<256; bus++) - do_map_bus(bus); - } - map_bridges(); + for (d=first_dev; d; d=d->next) + if (pci_filter_match(&filter, d->dev)) + show_device(d); } /* Main */ @@ -2227,38 +1125,67 @@ main(int argc, char **argv) switch (i) { case 'n': - pacc->numeric_ids = 1; + pacc->numeric_ids++; break; case 'v': verbose++; break; case 'b': pacc->buscentric = 1; - buscentric_view = 1; break; case 's': if (msg = pci_filter_parse_slot(&filter, optarg)) die("-s: %s", msg); + opt_filter = 1; break; case 'd': if (msg = pci_filter_parse_id(&filter, optarg)) die("-d: %s", msg); + opt_filter = 1; break; case 'x': - show_hex++; + opt_hex++; + break; + case 'P': + opt_path++; + need_topology = 1; break; case 't': - show_tree++; + opt_tree++; + need_topology = 1; break; case 'i': - pacc->id_file_name = optarg; + pci_set_name_list_path(pacc, optarg, 0); break; case 'm': - machine_readable++; + opt_machine++; + break; + case 'p': + opt_pcimap = optarg; break; +#ifdef PCI_OS_LINUX + case 'k': + opt_kernel++; + break; +#endif case 'M': - map_mode++; + opt_map_mode++; + break; + case 'D': + opt_domains = 2; + break; +#ifdef PCI_USE_DNS + case 'q': + opt_query_dns++; break; + 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; @@ -2269,19 +1196,35 @@ main(int argc, char **argv) if (optind < argc) goto bad; + 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 (map_mode) - map_the_bus(); + if (opt_map_mode) + { + if (need_topology) + die("Bus mapping mode does not recognize bus topology"); + map_the_bus(); + } else { scan_devices(); sort_them(); - if (show_tree) - show_forest(); + if (need_topology) + grow_tree(); + if (opt_tree) + show_forest(opt_filter ? &filter : NULL); else show(); } + show_kernel_cleanup(); pci_cleanup(pacc); - return 0; + return (seen_errors ? 2 : 0); }