/*
- * $Id: lspci.c,v 1.21 1999/01/27 14:52:55 mj Exp $
+ * The PCI Utilities -- List All PCI Devices
*
- * Linux PCI Utilities -- List All PCI Devices
- *
- * Copyright (c) 1997--1999 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
+ * Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
/* 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 opt_buscentric; /* Show bus addresses/IRQ's instead of CPU-visible ones */
+static int opt_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 [<switches>]\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 config space\n\
--s [[<bus>]:][<slot>][.[<func>]]\tShow only devices in selected slots\n\
--d [<vendor>]:[<device>]\tShow only selected devices\n\
--t\t\tShow bus tree\n\
--m\t\tProduce machine-readable output\n\
--i <file>\tUse specified ID database instead of %s\n\
--M\t\tEnable `bus mapping' mode (dangerous; root only)\n"
+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 */
+static 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 [<switches>]\n"
+"\n"
+"-v\t\tBe verbose\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
+"-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 [[[[<domain>]:]<bus>]:][<slot>][.[<func>]]\tShow only devices in selected slots\n"
+"-d [<vendor>]:[<device>]\tShow only selected devices\n"
+"-t\t\tShow bus tree\n"
+"-m\t\tProduce machine-readable output\n"
+"-i <file>\tUse specified ID database instead of %s\n"
+#ifdef PCI_OS_LINUX
+"-k\t\tShow kernel drivers handling each device\n"
+"-p <file>\tLook up kernel modules in a given file instead of default modules.pcimap\n"
+#endif
+"-D\t\tAlways show domain numbers\n"
+"-M\t\tEnable `bus mapping' mode (dangerous; root only)\n"
GENERIC_HELP
;
-/* Communication with libpci */
+/*** Communication with libpci ***/
static struct pci_access *pacc;
-/* Format strings used for IRQ numbers and memory addresses */
-
-#ifdef ARCH_SPARC64
-#define IRQ_FORMAT "%08x"
-#else
-#define IRQ_FORMAT "%d"
-#endif
-
-#ifdef HAVE_64BIT_LONG_INT
-#define LONG_FORMAT "%016lx"
+/*
+ * If we aren't being compiled by GCC, use xmalloc() instead of alloca().
+ * This increases our memory footprint, but only slightly since we don't
+ * use alloca() much.
+ */
+#if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (__DragonFly__)
+/* alloca() is defined in stdlib.h */
+#elif defined(__GNUC__) && !defined(PCI_OS_WINDOWS)
+#include <alloca.h>
#else
-#define LONG_FORMAT "%08lx"
+#undef alloca
+#define alloca xmalloc
#endif
-/* Our view of the PCI bus */
+/*** Our view of the PCI bus ***/
struct device {
struct device *next;
struct pci_dev *dev;
- unsigned int config_cnt;
- byte config[256];
+ unsigned int config_cached, config_bufsize;
+ byte *config; /* Cached configuration space data */
+ byte *present; /* Maps which configuration bytes are present */
};
static struct device *first_dev;
+static int seen_errors;
+
+static int
+config_fetch(struct device *d, unsigned int pos, unsigned int len)
+{
+ 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)
+ {
+ 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)
+ memset(d->present + pos, 1, len);
+ return result;
+}
static struct device *
scan_device(struct pci_dev *p)
{
- int how_much = (show_hex > 2) ? 256 : 64;
struct device *d;
+ if (p->domain && !opt_domains)
+ opt_domains = 1;
if (!pci_filter_match(&filter, p))
return NULL;
d = xmalloc(sizeof(struct device));
- bzero(d, sizeof(*d));
+ memset(d, 0, sizeof(*d));
d->dev = p;
- if (!pci_read_block(p, 0, d->config, how_much))
- die("Unable to read %d bytes of configuration space.", how_much);
- if (how_much < 128 && (d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS)
+ 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))
+ {
+ 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;
+ }
+ if ((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 (!pci_read_block(p, 0, d->config+64, 64))
- die("Unable to read cardbus bridge extension data.");
- how_much = 128;
+ /* 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;
}
- d->config_cnt = how_much;
- 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_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);
return d;
}
}
}
-static int
-check_root(void)
-{
- static int is_root = -1;
-
- if (is_root < 0)
- is_root = !geteuid();
- return is_root;
-}
+/*** Config space accesses ***/
-static int
-config_fetch(struct device *d, unsigned int pos, unsigned int len)
+static void
+check_conf_range(struct device *d, unsigned int pos, unsigned int len)
{
- if (pos + len < d->config_cnt)
- return 1;
- if (pacc->method != PCI_ACCESS_DUMP && !check_root())
- return 0;
- return pci_read_block(d->dev, pos, d->config + pos, len);
+ 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
get_conf_byte(struct device *d, unsigned int pos)
{
+ check_conf_range(d, pos, 1);
return d->config[pos];
}
static 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
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 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)
*last_dev = NULL;
}
-/* Normal output */
+/*** Normal output ***/
+
+#define FLAG(x,y) ((x & y) ? '+' : '-')
+
+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);
+}
static void
show_terse(struct device *d)
{
int c;
struct pci_dev *p = d->dev;
- byte classbuf[128], devbuf[128];
+ char classbuf[128], devbuf[128];
- printf("%02x:%02x.%x %s: %s",
- p->bus,
- p->dev,
- p->func,
+ 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),
+ 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');
}
+static 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;
+}
+
+/*** Capabilities ***/
+
+static void
+cap_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, "<none>");
+}
+
+static void
+cap_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
+cap_pcix_nobridge(struct device *d, int where)
+{
+ u16 command;
+ u32 status;
+ static const byte max_outstanding[8] = { 1, 2, 3, 4, 8, 12, 16, 32 };
+
+ 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),
+ 1 << (9 + ((command & PCI_PCIX_COMMAND_MAX_MEM_READ_BYTE_COUNT) >> 2U)),
+ max_outstanding[(command & PCI_PCIX_COMMAND_MAX_OUTSTANDING_SPLIT_TRANS) >> 4U]);
+ printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c DC=%s DMMRBC=%u DMOST=%u DMCRS=%u RSCEM%c 266MHz%c 533MHz%c\n",
+ ((status >> 8) & 0xff),
+ ((status >> 3) & 0x1f),
+ (status & PCI_PCIX_STATUS_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"),
+ 1 << (9 + ((status >> 21) & 3U)),
+ max_outstanding[(status >> 23) & 7U],
+ 1 << (3 + ((status >> 26) & 7U)),
+ FLAG(status, PCI_PCIX_STATUS_RCVD_SC_ERR_MESS),
+ FLAG(status, PCI_PCIX_STATUS_266MHZ),
+ FLAG(status, PCI_PCIX_STATUS_533MHZ));
+}
+
+static void
+cap_pcix_bridge(struct device *d, int where)
+{
+ static const char * const sec_clock_freq[8] = { "conv", "66MHz", "100MHz", "133MHz", "?4", "?5", "?6", "?7" };
+ 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=%s\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),
+ sec_clock_freq[(secstatus >> 6) & 7]);
+ status = get_conf_long(d, where + PCI_PCIX_BRIDGE_STATUS);
+ printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c SCO%c SRD%c\n",
+ ((status >> 8) & 0xff),
+ ((status >> 3) & 0x1f),
+ (status & PCI_PCIX_BRIDGE_STATUS_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\tUpstream: Capacity=%u CommitmentLimit=%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\tDownstream: Capacity=%u CommitmentLimit=%u\n",
+ (downstcr & PCI_PCIX_BRIDGE_STR_CAPACITY),
+ (downstcr >> 16) & 0xffff);
+}
+
+static void
+cap_pcix(struct device *d, int where)
+{
+ switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f)
+ {
+ case PCI_HEADER_TYPE_NORMAL:
+ cap_pcix_nobridge(d, where);
+ break;
+ case PCI_HEADER_TYPE_BRIDGE:
+ cap_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
+cap_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\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 <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
+ else
+ fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
+ printf(fmt,
+ FLAG(lctr0, PCI_HT_LCTR_CFLE),
+ FLAG(lctr0, PCI_HT_LCTR_CST),
+ FLAG(lctr0, PCI_HT_LCTR_CFE),
+ FLAG(lctr0, PCI_HT_LCTR_LKFAIL),
+ FLAG(lctr0, PCI_HT_LCTR_INIT),
+ FLAG(lctr0, PCI_HT_LCTR_EOC),
+ FLAG(lctr0, PCI_HT_LCTR_TXO),
+ (lctr0 & PCI_HT_LCTR_CRCERR) >> 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 <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
+ else
+ fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
+ printf(fmt,
+ FLAG(lctr1, PCI_HT_LCTR_CFLE),
+ FLAG(lctr1, PCI_HT_LCTR_CST),
+ FLAG(lctr1, PCI_HT_LCTR_CFE),
+ FLAG(lctr1, PCI_HT_LCTR_LKFAIL),
+ FLAG(lctr1, PCI_HT_LCTR_INIT),
+ FLAG(lctr1, PCI_HT_LCTR_EOC),
+ FLAG(lctr1, PCI_HT_LCTR_TXO),
+ (lctr1 & PCI_HT_LCTR_CRCERR) >> 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: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
+ FLAG(lfrer0, PCI_HT_LFRER_PROT),
+ FLAG(lfrer0, PCI_HT_LFRER_OV),
+ FLAG(lfrer0, PCI_HT_LFRER_EOC),
+ FLAG(lfrer0, PCI_HT_LFRER_CTLT));
+ lfcap0 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP0);
+ printf("\t\tLink Frequency Capability 0: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
+ FLAG(lfcap0, PCI_HT_LFCAP_200),
+ FLAG(lfcap0, PCI_HT_LFCAP_300),
+ FLAG(lfcap0, PCI_HT_LFCAP_400),
+ FLAG(lfcap0, PCI_HT_LFCAP_500),
+ FLAG(lfcap0, PCI_HT_LFCAP_600),
+ FLAG(lfcap0, PCI_HT_LFCAP_800),
+ FLAG(lfcap0, PCI_HT_LFCAP_1000),
+ FLAG(lfcap0, PCI_HT_LFCAP_1200),
+ FLAG(lfcap0, PCI_HT_LFCAP_1400),
+ FLAG(lfcap0, PCI_HT_LFCAP_1600),
+ FLAG(lfcap0, PCI_HT_LFCAP_VEND));
+ ftr = get_conf_byte(d, where + PCI_HT_PRI_FTR);
+ printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c\n",
+ FLAG(ftr, PCI_HT_FTR_ISOCFC),
+ FLAG(ftr, PCI_HT_FTR_LDTSTOP),
+ FLAG(ftr, PCI_HT_FTR_CRCTM),
+ FLAG(ftr, PCI_HT_FTR_ECTLT),
+ FLAG(ftr, PCI_HT_FTR_64BA),
+ FLAG(ftr, PCI_HT_FTR_UIDRD));
+ lfrer1 = get_conf_byte(d, where + PCI_HT_PRI_LFRER1);
+ printf("\t\tLink Frequency 1: %s\n", ht_link_freq(lfrer1 & PCI_HT_LFRER_FREQ));
+ printf("\t\tLink Error 1: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
+ FLAG(lfrer1, PCI_HT_LFRER_PROT),
+ FLAG(lfrer1, PCI_HT_LFRER_OV),
+ FLAG(lfrer1, PCI_HT_LFRER_EOC),
+ FLAG(lfrer1, PCI_HT_LFRER_CTLT));
+ lfcap1 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP1);
+ printf("\t\tLink Frequency Capability 1: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
+ FLAG(lfcap1, PCI_HT_LFCAP_200),
+ FLAG(lfcap1, PCI_HT_LFCAP_300),
+ FLAG(lfcap1, PCI_HT_LFCAP_400),
+ FLAG(lfcap1, PCI_HT_LFCAP_500),
+ FLAG(lfcap1, PCI_HT_LFCAP_600),
+ FLAG(lfcap1, PCI_HT_LFCAP_800),
+ FLAG(lfcap1, PCI_HT_LFCAP_1000),
+ FLAG(lfcap1, PCI_HT_LFCAP_1200),
+ FLAG(lfcap1, PCI_HT_LFCAP_1400),
+ FLAG(lfcap1, PCI_HT_LFCAP_1600),
+ FLAG(lfcap1, PCI_HT_LFCAP_VEND));
+ eh = get_conf_word(d, where + PCI_HT_PRI_EH);
+ printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n",
+ FLAG(eh, PCI_HT_EH_PFLE),
+ FLAG(eh, PCI_HT_EH_OFLE),
+ FLAG(eh, PCI_HT_EH_PFE),
+ FLAG(eh, PCI_HT_EH_OFE),
+ FLAG(eh, PCI_HT_EH_EOCFE),
+ FLAG(eh, PCI_HT_EH_RFE),
+ FLAG(eh, PCI_HT_EH_CRCFE),
+ FLAG(eh, PCI_HT_EH_SERRFE),
+ FLAG(eh, PCI_HT_EH_CF),
+ FLAG(eh, PCI_HT_EH_RE),
+ FLAG(eh, PCI_HT_EH_PNFE),
+ FLAG(eh, PCI_HT_EH_ONFE),
+ FLAG(eh, PCI_HT_EH_EOCNFE),
+ FLAG(eh, PCI_HT_EH_RNFE),
+ FLAG(eh, PCI_HT_EH_CRCNFE),
+ FLAG(eh, PCI_HT_EH_SERRNFE));
+ mbu = get_conf_byte(d, where + PCI_HT_PRI_MBU);
+ mlu = get_conf_byte(d, where + PCI_HT_PRI_MLU);
+ printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu);
+ bn = get_conf_byte(d, where + PCI_HT_PRI_BN);
+ printf("\t\tBus Number: %02x\n", bn);
+}
+
+static void
+cap_ht_sec(struct device *d, int where, int cmd)
+{
+ u16 lctr, lcnf, ftr, eh;
+ u8 rid, lfrer, lfcap, mbu, mlu;
+ char *fmt;
+
+ printf("HyperTransport: Host or Secondary Interface\n");
+ if (verbose < 2)
+ return;
+
+ if (!config_fetch(d, where + PCI_HT_SEC_LCTR, PCI_HT_SEC_SIZEOF - PCI_HT_SEC_LCTR))
+ return;
+ rid = get_conf_byte(d, where + PCI_HT_SEC_RID);
+ if (rid < 0x23 && rid > 0x11)
+ printf("\t\t!!! Possibly incomplete decoding\n");
+
+ if (rid >= 0x23)
+ fmt = "\t\tCommand: WarmRst%c DblEnd%c DevNum=%u ChainSide%c HostHide%c Slave%c <EOCErr%c DUL%c\n";
+ else
+ fmt = "\t\tCommand: WarmRst%c DblEnd%c\n";
+ printf(fmt,
+ FLAG(cmd, PCI_HT_SEC_CMD_WR),
+ FLAG(cmd, PCI_HT_SEC_CMD_DE),
+ (cmd & PCI_HT_SEC_CMD_DN) >> 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 <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
+ else
+ fmt = "\t\tLink Control: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
+ printf(fmt,
+ FLAG(lctr, PCI_HT_LCTR_CFLE),
+ FLAG(lctr, PCI_HT_LCTR_CST),
+ FLAG(lctr, PCI_HT_LCTR_CFE),
+ FLAG(lctr, PCI_HT_LCTR_LKFAIL),
+ FLAG(lctr, PCI_HT_LCTR_INIT),
+ FLAG(lctr, PCI_HT_LCTR_EOC),
+ FLAG(lctr, PCI_HT_LCTR_TXO),
+ (lctr & PCI_HT_LCTR_CRCERR) >> 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: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
+ FLAG(lfrer, PCI_HT_LFRER_PROT),
+ FLAG(lfrer, PCI_HT_LFRER_OV),
+ FLAG(lfrer, PCI_HT_LFRER_EOC),
+ FLAG(lfrer, PCI_HT_LFRER_CTLT));
+ lfcap = get_conf_byte(d, where + PCI_HT_SEC_LFCAP);
+ printf("\t\tLink Frequency Capability: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
+ FLAG(lfcap, PCI_HT_LFCAP_200),
+ FLAG(lfcap, PCI_HT_LFCAP_300),
+ FLAG(lfcap, PCI_HT_LFCAP_400),
+ FLAG(lfcap, PCI_HT_LFCAP_500),
+ FLAG(lfcap, PCI_HT_LFCAP_600),
+ FLAG(lfcap, PCI_HT_LFCAP_800),
+ FLAG(lfcap, PCI_HT_LFCAP_1000),
+ FLAG(lfcap, PCI_HT_LFCAP_1200),
+ FLAG(lfcap, PCI_HT_LFCAP_1400),
+ FLAG(lfcap, PCI_HT_LFCAP_1600),
+ FLAG(lfcap, PCI_HT_LFCAP_VEND));
+ ftr = get_conf_word(d, where + PCI_HT_SEC_FTR);
+ printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c ExtRS%c UCnfE%c\n",
+ FLAG(ftr, PCI_HT_FTR_ISOCFC),
+ FLAG(ftr, PCI_HT_FTR_LDTSTOP),
+ FLAG(ftr, PCI_HT_FTR_CRCTM),
+ FLAG(ftr, PCI_HT_FTR_ECTLT),
+ FLAG(ftr, PCI_HT_FTR_64BA),
+ FLAG(ftr, PCI_HT_FTR_UIDRD),
+ FLAG(ftr, PCI_HT_SEC_FTR_EXTRS),
+ FLAG(ftr, PCI_HT_SEC_FTR_UCNFE));
+ if (ftr & PCI_HT_SEC_FTR_EXTRS)
+ {
+ eh = get_conf_word(d, where + PCI_HT_SEC_EH);
+ printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n",
+ FLAG(eh, PCI_HT_EH_PFLE),
+ FLAG(eh, PCI_HT_EH_OFLE),
+ FLAG(eh, PCI_HT_EH_PFE),
+ FLAG(eh, PCI_HT_EH_OFE),
+ FLAG(eh, PCI_HT_EH_EOCFE),
+ FLAG(eh, PCI_HT_EH_RFE),
+ FLAG(eh, PCI_HT_EH_CRCFE),
+ FLAG(eh, PCI_HT_EH_SERRFE),
+ FLAG(eh, PCI_HT_EH_CF),
+ FLAG(eh, PCI_HT_EH_RE),
+ FLAG(eh, PCI_HT_EH_PNFE),
+ FLAG(eh, PCI_HT_EH_ONFE),
+ FLAG(eh, PCI_HT_EH_EOCNFE),
+ FLAG(eh, PCI_HT_EH_RNFE),
+ FLAG(eh, PCI_HT_EH_CRCNFE),
+ FLAG(eh, PCI_HT_EH_SERRNFE));
+ mbu = get_conf_byte(d, where + PCI_HT_SEC_MBU);
+ mlu = get_conf_byte(d, where + PCI_HT_SEC_MLU);
+ printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu);
+ }
+}
+
+static void
+cap_ht(struct device *d, int where, int cmd)
+{
+ int type;
+
+ switch (cmd & PCI_HT_CMD_TYP_HI)
+ {
+ case PCI_HT_CMD_TYP_HI_PRI:
+ cap_ht_pri(d, where, cmd);
+ return;
+ case PCI_HT_CMD_TYP_HI_SEC:
+ cap_ht_sec(d, where, cmd);
+ return;
+ }
+
+ type = cmd & PCI_HT_CMD_TYP;
+ switch (type)
+ {
+ case PCI_HT_CMD_TYP_SW:
+ printf("HyperTransport: Switch\n");
+ break;
+ case PCI_HT_CMD_TYP_IDC:
+ printf("HyperTransport: Interrupt Discovery and Configuration\n");
+ break;
+ case PCI_HT_CMD_TYP_RID:
+ printf("HyperTransport: Revision ID: %u.%02u\n",
+ (cmd & PCI_HT_RID_MAJ) >> 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 Enable%c Fixed%c\n",
+ FLAG(cmd, PCI_HT_MSIM_CMD_EN),
+ FLAG(cmd, PCI_HT_MSIM_CMD_FIXD));
+ if (verbose >= 2 && !(cmd & PCI_HT_MSIM_CMD_FIXD))
+ {
+ u32 offl, offh;
+ if (!config_fetch(d, where + PCI_HT_MSIM_ADDR_LO, 8))
+ break;
+ offl = get_conf_long(d, where + PCI_HT_MSIM_ADDR_LO);
+ offh = get_conf_long(d, where + PCI_HT_MSIM_ADDR_HI);
+ printf("\t\tMapping Address Base: %016llx\n", ((unsigned long long)offh << 32) | (offl & ~0xfffff));
+ }
+ 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);
+ }
+}
+
+static void
+cap_msi(struct device *d, int where, int cap)
+{
+ int is64;
+ u32 t;
+ u16 w;
+
+ printf("Message Signalled Interrupts: Mask%c 64bit%c Queue=%d/%d Enable%c\n",
+ FLAG(cap, PCI_MSI_FLAGS_MASK_BIT),
+ 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);
+ if (cap & PCI_MSI_FLAGS_MASK_BIT)
+ {
+ u32 mask, pending;
+
+ if (is64)
+ {
+ if (!config_fetch(d, where + PCI_MSI_MASK_BIT_64, 8))
+ return;
+ mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_64);
+ pending = get_conf_long(d, where + PCI_MSI_PENDING_64);
+ }
+ else
+ {
+ if (!config_fetch(d, where + PCI_MSI_MASK_BIT_32, 8))
+ return;
+ mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_32);
+ pending = get_conf_long(d, where + PCI_MSI_PENDING_32);
+ }
+ printf("\t\tMasking: %08x Pending: %08x\n", mask, pending);
+ }
+}
+
+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 cap_express_dev(struct device *d, int where, int type)
+{
+ u32 t;
+ u16 w;
+
+ t = get_conf_long(d, where + PCI_EXP_DEVCAP);
+ printf("\t\tDevCap:\tMaxPayload %d bytes, PhantFunc %d, Latency L0s %s, L1 %s\n",
+ 128 << (t & PCI_EXP_DEVCAP_PAYLOAD),
+ (1 << ((t & PCI_EXP_DEVCAP_PHANTOM) >> 3)) - 1,
+ latency_l0s((t & PCI_EXP_DEVCAP_L0S) >> 6),
+ latency_l1((t & PCI_EXP_DEVCAP_L1) >> 9));
+ printf("\t\t\tExtTag%c", FLAG(t, PCI_EXP_DEVCAP_EXT_TAG));
+ if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) ||
+ (type == PCI_EXP_TYPE_UPSTREAM) || (type == PCI_EXP_TYPE_PCI_BRIDGE))
+ printf(" AttnBtn%c AttnInd%c PwrInd%c",
+ FLAG(t, PCI_EXP_DEVCAP_ATN_BUT),
+ FLAG(t, PCI_EXP_DEVCAP_ATN_IND), FLAG(t, PCI_EXP_DEVCAP_PWR_IND));
+ printf(" RBE%c FLReset%c",
+ FLAG(t, PCI_EXP_DEVCAP_RBE),
+ FLAG(t, PCI_EXP_DEVCAP_FLRESET));
+ if (type == PCI_EXP_TYPE_UPSTREAM)
+ printf("SlotPowerLimit %fW",
+ power_limit((t & PCI_EXP_DEVCAP_PWR_VAL) >> 18,
+ (t & PCI_EXP_DEVCAP_PWR_SCL) >> 26));
+ printf("\n");
+
+ w = get_conf_word(d, where + PCI_EXP_DEVCTL);
+ printf("\t\tDevCtl:\tReport 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\t\tRlxdOrd%c ExtTag%c PhantFunc%c AuxPwr%c NoSnoop%c",
+ 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));
+ if (type == PCI_EXP_TYPE_PCI_BRIDGE || type == PCI_EXP_TYPE_PCIE_BRIDGE)
+ printf(" BrConfRtry%c", FLAG(w, PCI_EXP_DEVCTL_BCRE));
+ if (type == PCI_EXP_TYPE_ENDPOINT && (t & PCI_EXP_DEVCAP_FLRESET))
+ printf(" FLReset%c", FLAG(w, PCI_EXP_DEVCTL_FLRESET));
+ printf("\n\t\t\tMaxPayload %d bytes, MaxReadReq %d bytes\n",
+ 128 << ((w & PCI_EXP_DEVCTL_PAYLOAD) >> 5),
+ 128 << ((w & PCI_EXP_DEVCTL_READRQ) >> 12));
+
+ w = get_conf_word(d, where + PCI_EXP_DEVSTA);
+ printf("\t\tDevSta:\tCorrErr%c UncorrErr%c FatalErr%c UnsuppReq%c AuxPwr%c TransPend%c\n",
+ FLAG(w, PCI_EXP_DEVSTA_CED),
+ FLAG(w, PCI_EXP_DEVSTA_NFED),
+ FLAG(w, PCI_EXP_DEVSTA_FED),
+ FLAG(w, PCI_EXP_DEVSTA_URD),
+ FLAG(w, PCI_EXP_DEVSTA_AUXPD),
+ FLAG(w, PCI_EXP_DEVSTA_TRPND));
+
+ /* FIXME: Second set of control/status registers is not supported yet. */
+}
+
+static char *link_speed(int speed)
+{
+ switch (speed)
+ {
+ case 1:
+ return "2.5GT/s";
+ case 2:
+ return "5GT/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 cap_express_link(struct device *d, int where, int type)
+{
+ u32 t;
+ u16 w;
+
+ t = get_conf_long(d, where + PCI_EXP_LNKCAP);
+ printf("\t\tLnkCap:\tPort #%d, Speed %s, Width x%d, ASPM %s, Latency L0 %s, L1 %s\n",
+ t >> 24,
+ link_speed(t & PCI_EXP_LNKCAP_SPEED), (t & PCI_EXP_LNKCAP_WIDTH) >> 4,
+ aspm_support((t & PCI_EXP_LNKCAP_ASPM) >> 10),
+ latency_l0s((t & PCI_EXP_LNKCAP_L0S) >> 12),
+ latency_l1((t & PCI_EXP_LNKCAP_L1) >> 15));
+ printf("\t\t\tClockPM%c Suprise%c LLActRep%c BwNot%c\n",
+ FLAG(t, PCI_EXP_LNKCAP_CLOCKPM),
+ FLAG(t, PCI_EXP_LNKCAP_SURPRISE),
+ FLAG(t, PCI_EXP_LNKCAP_DLLA),
+ FLAG(t, PCI_EXP_LNKCAP_LBNC));
+
+ w = get_conf_word(d, where + PCI_EXP_LNKCTL);
+ printf("\t\tLnkCtl:\tASPM %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);
+ printf(" Disabled%c Retrain%c CommClk%c\n\t\t\tExtSynch%c ClockPM%c AutWidDis%c BWInt%c AutBWInt%c\n",
+ FLAG(w, PCI_EXP_LNKCTL_DISABLE),
+ FLAG(w, PCI_EXP_LNKCTL_RETRAIN),
+ FLAG(w, PCI_EXP_LNKCTL_CLOCK),
+ FLAG(w, PCI_EXP_LNKCTL_XSYNCH),
+ FLAG(w, PCI_EXP_LNKCTL_CLOCKPM),
+ FLAG(w, PCI_EXP_LNKCTL_HWAUTWD),
+ FLAG(w, PCI_EXP_LNKCTL_BWMIE),
+ FLAG(w, PCI_EXP_LNKCTL_AUTBWIE));
+
+ w = get_conf_word(d, where + PCI_EXP_LNKSTA);
+ printf("\t\tLnkSta:\tSpeed %s, Width x%d, TrErr%c Train%c SlotClk%c DLActive%c BWMgmt%c ABWMgmt%c\n",
+ link_speed(w & PCI_EXP_LNKSTA_SPEED),
+ (w & PCI_EXP_LNKSTA_WIDTH) >> 4,
+ FLAG(w, PCI_EXP_LNKSTA_TR_ERR),
+ FLAG(w, PCI_EXP_LNKSTA_TRAIN),
+ FLAG(w, PCI_EXP_LNKSTA_SL_CLK),
+ FLAG(w, PCI_EXP_LNKSTA_DL_ACT),
+ FLAG(w, PCI_EXP_LNKSTA_BWMGMT),
+ FLAG(w, PCI_EXP_LNKSTA_AUTBW));
+}
+
+static const char *indicator(int code)
+{
+ static const char *names[] = { "Unknown", "On", "Blink", "Off" };
+ return names[code];
+}
+
+static void cap_express_slot(struct device *d, int where)
+{
+ u32 t;
+ u16 w;
+
+ t = get_conf_long(d, where + PCI_EXP_SLTCAP);
+ printf("\t\tSltCap:\tAttnBtn%c PwrCtrl%c MRL%c AttnInd%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\t\tSlot #%3x, PowerLimit %f; Interlock%c NoCompl%c\n",
+ t >> 19,
+ power_limit((t & PCI_EXP_SLTCAP_PWR_VAL) >> 7, (t & PCI_EXP_SLTCAP_PWR_SCL) >> 15),
+ FLAG(t, PCI_EXP_SLTCAP_INTERLOCK),
+ FLAG(t, PCI_EXP_SLTCAP_NOCMDCOMP));
+
+ w = get_conf_word(d, where + PCI_EXP_SLTCTL);
+ printf("\t\tSltCtl:\tEnable: AttnBtn%c PwrFlt%c MRL%c PresDet%c CmdCplt%c HPIrq%c LinkChg%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),
+ FLAG(w, PCI_EXP_SLTCTL_LLCHG));
+ printf("\t\t\tControl: AttnInd %s, PwrInd %s, Power%c Interlock%c\n",
+ indicator((w & PCI_EXP_SLTCTL_ATNI) >> 6),
+ indicator((w & PCI_EXP_SLTCTL_PWRI) >> 8),
+ FLAG(w, PCI_EXP_SLTCTL_PWRC),
+ FLAG(w, PCI_EXP_SLTCTL_INTERLOCK));
+
+ w = get_conf_word(d, where + PCI_EXP_SLTSTA);
+ printf("\t\tSltSta:\tStatus: AttnBtn%c PowerFlt%c MRL%c CmdCplt%c PresDet%c Interlock%c\n",
+ FLAG(w, PCI_EXP_SLTSTA_ATNB),
+ FLAG(w, PCI_EXP_SLTSTA_PWRF),
+ FLAG(w, PCI_EXP_SLTSTA_MRL_ST),
+ FLAG(w, PCI_EXP_SLTSTA_CMDC),
+ FLAG(w, PCI_EXP_SLTSTA_PRES),
+ FLAG(w, PCI_EXP_SLTSTA_INTERLOCK));
+ printf("\t\t\tChanged: MRL%c PresDet%c LinkState%c\n",
+ FLAG(w, PCI_EXP_SLTSTA_MRLS),
+ FLAG(w, PCI_EXP_SLTSTA_PRSD),
+ FLAG(w, PCI_EXP_SLTSTA_LLCHG));
+}
+
+static void cap_express_root(struct device *d, int where)
+{
+ u32 w = get_conf_word(d, where + PCI_EXP_RTCTL);
+ printf("\t\tRootCtl: ErrCorrectable%c ErrNon-Fatal%c ErrFatal%c PMEIntEna%c CRSVisible%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),
+ FLAG(w, PCI_EXP_RTCTL_CRSVIS));
+
+ w = get_conf_word(d, where + PCI_EXP_RTCAP);
+ printf("\t\tRootCap: CRSVisible%c\n",
+ FLAG(w, PCI_EXP_RTCAP_CRSVIS));
+
+ w = get_conf_word(d, where + PCI_EXP_RTSTA);
+ printf("\t\tRootSta: PME ReqID %04x, PMEStatus%c PMEPending%c\n",
+ w & PCI_EXP_RTSTA_PME_REQID,
+ FLAG(w, PCI_EXP_RTSTA_PME_STATUS),
+ FLAG(w, PCI_EXP_RTSTA_PME_PENDING));
+}
+
+static void
+cap_express(struct device *d, int where, int cap)
+{
+ int type = (cap & PCI_EXP_FLAGS_TYPE) >> 4;
+ int size;
+ int slot = 0;
+
+ printf("Express ");
+ if (verbose >= 2)
+ printf("(v%d) ", cap & PCI_EXP_FLAGS_VERS);
+ 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;
+ case PCI_EXP_TYPE_PCIE_BRIDGE:
+ printf("PCI/PCI-X to PCI-Express Bridge");
+ break;
+ case PCI_EXP_TYPE_ROOT_INT_EP:
+ printf("Root Complex Integrated Endpoint");
+ break;
+ case PCI_EXP_TYPE_ROOT_EC:
+ printf("Root Complex Event Collector");
+ break;
+ default:
+ printf("Unknown type %d", type);
+ }
+ printf(", MSI %02x\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;
+
+ cap_express_dev(d, where, type);
+ cap_express_link(d, where, type);
+ if (slot)
+ cap_express_slot(d, where);
+ if (type == PCI_EXP_TYPE_ROOT_PORT)
+ cap_express_root(d, where);
+}
+
+static void
+cap_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
+cap_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
+cap_ssvid(struct device *d, int where)
+{
+ u16 subsys_v, subsys_d;
+ char ssnamebuf[256];
+
+ if (!config_fetch(d, where, 8))
+ return;
+ subsys_v = get_conf_word(d, where + PCI_SSVID_VENDOR);
+ subsys_d = get_conf_word(d, where + PCI_SSVID_DEVICE);
+ printf("Subsystem: %s\n",
+ pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf),
+ PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
+ d->dev->vendor_id, d->dev->device_id, subsys_v, subsys_d));
+}
+
+static void
+cap_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
+cap_debug_port(int cap)
+{
+ int bar = cap >> 13;
+ int pos = cap & 0x1fff;
+ printf("Debug port: BAR=%d offset=%04x\n", bar, pos);
+}
+
+static void
+show_ext_caps(struct device *d)
+{
+ int where = 0x100;
+ char been_there[0x1000];
+ memset(been_there, 0, 0x1000);
+ 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);
+ if (been_there[where]++)
+ {
+ printf("<chain looped>\n");
+ break;
+ }
+ switch (id)
+ {
+ case PCI_EXT_CAP_ID_AER:
+ printf("Advanced Error Reporting <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_VC:
+ printf("Virtual Channel <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_DSN:
+ cap_dsn(d, where);
+ break;
+ case PCI_EXT_CAP_ID_PB:
+ printf("Power Budgeting <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_RCLINK:
+ printf("Root Complex Link <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_RCILINK:
+ printf("Root Complex Internal Link <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_RCECOLL:
+ printf("Root Complex Event Collector <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_MFVC:
+ printf("Multi-Function Virtual Channel <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_RBCB:
+ printf("Root Bridge Control Block <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_VNDR:
+ printf("Vendor Specific Information <?>\n");
+ break;
+ case PCI_EXT_CAP_ID_ACS:
+ printf("Access Controls <?>\n");
+ break;
+ default:
+ printf("#%02x\n", id);
+ break;
+ }
+ where = header >> 20;
+ } while (where);
+}
+
+static void
+show_caps(struct device *d)
+{
+ int can_have_ext_caps = 0;
+
+ if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST)
+ {
+ int where = get_conf_byte(d, PCI_CAPABILITY_LIST) & ~3;
+ byte been_there[256];
+ memset(been_there, 0, 256);
+ while (where)
+ {
+ int id, next, cap;
+ printf("\tCapabilities: ");
+ if (!config_fetch(d, where, 4))
+ {
+ puts("<access denied>");
+ 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 (been_there[where]++)
+ {
+ printf("<chain looped>\n");
+ break;
+ }
+ if (id == 0xff)
+ {
+ printf("<chain broken>\n");
+ break;
+ }
+ switch (id)
+ {
+ case PCI_CAP_ID_PM:
+ cap_pm(d, where, cap);
+ break;
+ case PCI_CAP_ID_AGP:
+ cap_agp(d, where, cap);
+ break;
+ case PCI_CAP_ID_VPD:
+ printf("Vital Product Data <?>\n");
+ break;
+ case PCI_CAP_ID_SLOTID:
+ cap_slotid(cap);
+ break;
+ case PCI_CAP_ID_MSI:
+ cap_msi(d, where, cap);
+ break;
+ case PCI_CAP_ID_CHSWP:
+ printf("CompactPCI hot-swap <?>\n");
+ break;
+ case PCI_CAP_ID_PCIX:
+ cap_pcix(d, where);
+ can_have_ext_caps = 1;
+ break;
+ case PCI_CAP_ID_HT:
+ cap_ht(d, where, cap);
+ break;
+ case PCI_CAP_ID_VNDR:
+ printf("Vendor Specific Information <?>\n");
+ break;
+ case PCI_CAP_ID_DBG:
+ cap_debug_port(cap);
+ break;
+ case PCI_CAP_ID_CCRC:
+ printf("CompactPCI central resource control <?>\n");
+ break;
+ case PCI_CAP_ID_HOTPLUG:
+ printf("Hot-plug capable\n");
+ break;
+ case PCI_CAP_ID_SSVID:
+ cap_ssvid(d, where);
+ break;
+ case PCI_CAP_ID_AGP3:
+ printf("AGP3 <?>\n");
+ break;
+ case PCI_CAP_ID_SECURE:
+ printf("Secure device <?>\n");
+ break;
+ case PCI_CAP_ID_EXP:
+ cap_express(d, where, cap);
+ can_have_ext_caps = 1;
+ break;
+ case PCI_CAP_ID_MSIX:
+ cap_msix(d, where, cap);
+ break;
+ case PCI_CAP_ID_SATA:
+ printf("SATA HBA <?>\n");
+ break;
+ case PCI_CAP_ID_AF:
+ printf("PCIe advanced features <?>\n");
+ break;
+ default:
+ printf("#%02x [%04x]\n", id, cap);
+ }
+ where = next;
+ }
+ }
+ if (can_have_ext_caps)
+ show_ext_caps(d);
+}
+
+/*** Kernel drivers ***/
+
+#ifdef PCI_OS_LINUX
+
+#include <sys/utsname.h>
+
+struct pcimap_entry {
+ struct pcimap_entry *next;
+ unsigned int vendor, device;
+ unsigned int subvendor, subdevice;
+ unsigned int class, class_mask;
+ char module[1];
+};
+
+static struct pcimap_entry *pcimap_head;
+
+static void
+load_pcimap(void)
+{
+ static int tried_pcimap;
+ struct utsname uts;
+ char *name, line[1024];
+ FILE *f;
+
+ if (tried_pcimap)
+ return;
+ tried_pcimap = 1;
+
+ if (name = opt_pcimap)
+ {
+ f = fopen(name, "r");
+ if (!f)
+ die("Cannot open pcimap file %s: %m", name);
+ }
+ else
+ {
+ if (uname(&uts) < 0)
+ die("uname() failed: %m");
+ name = alloca(64 + strlen(uts.release));
+ sprintf(name, "/lib/modules/%s/modules.pcimap", uts.release);
+ f = fopen(name, "r");
+ if (!f)
+ return;
+ }
+
+ while (fgets(line, sizeof(line), f))
+ {
+ char *c = strchr(line, '\n');
+ struct pcimap_entry *e;
+
+ if (!c)
+ die("Unterminated or too long line in %s", name);
+ *c = 0;
+ if (!line[0] || line[0] == '#')
+ continue;
+
+ c = line;
+ while (*c && *c != ' ' && *c != '\t')
+ c++;
+ if (!*c)
+ continue; /* FIXME: Emit warnings! */
+ *c++ = 0;
+
+ e = xmalloc(sizeof(*e) + strlen(line));
+ if (sscanf(c, "%i%i%i%i%i%i",
+ &e->vendor, &e->device,
+ &e->subvendor, &e->subdevice,
+ &e->class, &e->class_mask) != 6)
+ continue;
+ e->next = pcimap_head;
+ pcimap_head = e;
+ strcpy(e->module, line);
+ }
+ fclose(f);
+}
+
+static int
+match_pcimap(struct device *d, struct pcimap_entry *e)
+{
+ struct pci_dev *dev = d->dev;
+ unsigned int class = get_conf_long(d, PCI_REVISION_ID) >> 8;
+ word subv, subd;
+
+#define MATCH(x, y) ((y) > 0xffff || (x) == (y))
+ get_subid(d, &subv, &subd);
+ return
+ MATCH(dev->vendor_id, e->vendor) &&
+ MATCH(dev->device_id, e->device) &&
+ MATCH(subv, e->subvendor) &&
+ MATCH(subd, e->subdevice) &&
+ (class & e->class_mask) == e->class;
+#undef MATCH
+}
+
+#define DRIVER_BUF_SIZE 1024
+
+static char *
+find_driver(struct device *d, char *buf)
+{
+ struct pci_dev *dev = d->dev;
+ char name[1024], *drv, *base;
+ int n;
+
+ if (dev->access->method != PCI_ACCESS_SYS_BUS_PCI)
+ return NULL;
+
+ base = pci_get_param(dev->access, "sysfs.path");
+ if (!base || !base[0])
+ return NULL;
+
+ n = snprintf(name, sizeof(name), "%s/devices/%04x:%02x:%02x.%d/driver",
+ base, dev->domain, dev->bus, dev->dev, dev->func);
+ if (n < 0 || n >= (int)sizeof(name))
+ die("show_driver: sysfs device name too long, why?");
+
+ n = readlink(name, buf, DRIVER_BUF_SIZE);
+ if (n < 0)
+ return NULL;
+ if (n >= DRIVER_BUF_SIZE)
+ return "<name-too-long>";
+ buf[n] = 0;
+
+ if (drv = strrchr(buf, '/'))
+ return drv+1;
+ else
+ return buf;
+}
+
+static void
+show_kernel(struct device *d)
+{
+ char buf[DRIVER_BUF_SIZE];
+ char *driver;
+ struct pcimap_entry *e, *last = NULL;
+
+ if (driver = find_driver(d, buf))
+ printf("\tKernel driver in use: %s\n", driver);
+
+ load_pcimap();
+ for (e=pcimap_head; e; e=e->next)
+ if (match_pcimap(d, e) && (!last || strcmp(last->module, e->module)))
+ {
+ printf("%s %s", (last ? "," : "\tKernel modules:"), e->module);
+ last = e;
+ }
+ if (last)
+ putchar('\n');
+}
+
+static void
+show_kernel_machine(struct device *d)
+{
+ char buf[DRIVER_BUF_SIZE];
+ char *driver;
+ struct pcimap_entry *e, *last = NULL;
+
+ if (driver = find_driver(d, buf))
+ printf("Driver:\t%s\n", driver);
+
+ load_pcimap();
+ for (e=pcimap_head; e; e=e->next)
+ if (match_pcimap(d, e) && (!last || strcmp(last->module, e->module)))
+ {
+ printf("Module:\t%s\n", e->module);
+ last = e;
+ }
+}
+
+#else
+
+static void
+show_kernel(struct device *d UNUSED)
+{
+}
+
+static void
+show_kernel_machine(struct device *d UNUSED)
+{
+}
+
+#endif
+
+/*** Verbose output ***/
+
+static void
+show_size(pciaddr_t x)
+{
+ 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));
+ else
+ printf(PCIADDR_T_FMT, x);
+ putchar(']');
+}
+
static void
show_bases(struct device *d, int cnt)
{
for(i=0; i<cnt; i++)
{
- unsigned long pos;
- unsigned int flg = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
- pos = p->base_addr[i];
+ 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)
+ if (!pos && !flg && !len)
continue;
if (verbose > 1)
printf("\tRegion %d: ", i);
}
if (flg & PCI_BASE_ADDRESS_SPACE_IO)
{
- unsigned long a = pos & PCI_BASE_ADDRESS_IO_MASK;
+ pciaddr_t a = pos & PCI_BASE_ADDRESS_IO_MASK;
printf("I/O ports at ");
if (a)
- printf("%04lx", a);
+ printf(PCIADDR_PORT_FMT, a);
else if (flg & PCI_BASE_ADDRESS_IO_MASK)
printf("<ignored>");
else
else
{
int t = flg & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
- unsigned long a = pos & PCI_BASE_ADDRESS_MEM_MASK;
+ pciaddr_t a = pos & PCI_ADDR_MEM_MASK;
int done = 0;
u32 z = 0;
{
if (i >= cnt - 1)
{
- printf("<invalid-64bit-slot>\n");
+ printf("<invalid-64bit-slot>");
done = 1;
}
else
{
i++;
z = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
- if (buscentric_view)
+ if (opt_buscentric)
{
+ u32 y = a & 0xffffffff;
if (a || z)
- printf("%08x%08lx", z, a);
+ printf("%08x%08x", z, y);
else
printf("<unassigned>");
done = 1;
if (!done)
{
if (a)
- printf(LONG_FORMAT, a);
+ printf(PCIADDR_T_FMT, a);
else
printf(((flg & PCI_BASE_ADDRESS_MEM_MASK) || z) ? "<ignored>" : "<unassigned>");
}
if (!(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)
{
- unsigned long rom = d->dev->rom_base_addr;
+ 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);
- show_bases(d, 6);
- if (rom & 1)
- printf("\tExpansion ROM at %08lx%s\n", rom & PCI_ROM_ADDRESS_MASK,
- (rom & PCI_ROM_ADDRESS_ENABLE) ? "" : " [disabled]");
- if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST)
+ if (!rom && !flg && !len)
+ return;
+ putchar('\t');
+ if ((rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK))
{
- int where = get_conf_byte(d, PCI_CAPABILITY_LIST);
- while (where)
- {
- int id, next, ver;
- printf("\tCapabilities: ");
- if (!config_fetch(d, where, 4))
- {
- puts("<available only to root>");
- break;
- }
- id = get_conf_byte(d, where);
- next = get_conf_byte(d, where+1);
- ver = get_conf_byte(d, where+2);
- if (id == 0xff)
- {
- printf("<chain broken at %02x>\n", where);
- break;
- }
- switch (id)
- {
- case 2:
- printf("AGP");
- break;
- default:
- printf("C%02x", id);
- }
- printf(" version %x.%x at %02x\n", ver/16, ver%16, where);
- where = next;
- }
+ printf("[virtual] ");
+ flg = rom;
}
+ 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("<ignored>");
+ else
+ printf("<unassigned>");
+ if (!(flg & PCI_ROM_ADDRESS_ENABLE))
+ printf(" [disabled]");
+ else if (!(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);
}
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;
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;
- unsigned long rom = p->rom_base_addr;
+ 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",
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 + 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);
+ 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 (rom & 1)
- printf("\tExpansion ROM at %08lx%s\n", rom & PCI_ROM_ADDRESS_MASK,
- (rom & PCI_ROM_ADDRESS_ENABLE) ? "" : " [disabled]");
+ if (verbose > 1)
+ printf("\tSecondary status: 66MHz%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c <SERR%c <PERR%c\n",
+ FLAG(sec_stat, PCI_STATUS_66MHZ),
+ FLAG(sec_stat, PCI_STATUS_FAST_BACK),
+ FLAG(sec_stat, PCI_STATUS_PARITY),
+ ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_SLOW) ? "slow" :
+ ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_MEDIUM) ? "medium" :
+ ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??",
+ FLAG(sec_stat, PCI_STATUS_SIG_TARGET_ABORT),
+ FLAG(sec_stat, PCI_STATUS_REC_TARGET_ABORT),
+ FLAG(sec_stat, PCI_STATUS_REC_MASTER_ABORT),
+ FLAG(sec_stat, PCI_STATUS_SIG_SYSTEM_ERROR),
+ FLAG(sec_stat, PCI_STATUS_DETECTED_PARITY));
+
+ show_rom(d, PCI_ROM_ADDRESS1);
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 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);
}
static void
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);
printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n",
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)
- printf("Memory window %d: %08x-%08x%s%s\n", i, base, limit,
+ if (limit > base || 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)" : "");
}
limit &= 0xffff;
}
base &= PCI_CB_IO_RANGE_MASK;
- if (!base)
- continue;
limit = (limit & PCI_CB_IO_RANGE_MASK) + 3;
- printf("I/O window %d: %08x-%08x%s\n", i, base, limit,
- (cmd & PCI_COMMAND_IO) ? "" : " [disabled]");
+ 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 ISA%c VGA%c MAbort%c >Reset%c 16bInt%c PostWrite%c\n",
- (brc & PCI_CB_BRIDGE_CTL_PARITY) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_SERR) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_ISA) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_VGA) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_MASTER_ABORT) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_CB_RESET) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_16BIT_INT) ? '+' : '-',
- (brc & PCI_CB_BRIDGE_CTL_POST_WRITES) ? '+' : '-');
+ 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<access denied to the rest>\n");
+ return;
+ }
+
+ exca = get_conf_word(d, PCI_CB_LEGACY_MODE_BASE);
if (exca)
printf("\t16-bit legacy interface ports at %04x\n", exca);
}
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);
{
case PCI_HEADER_TYPE_NORMAL:
if (class == PCI_CLASS_BRIDGE_PCI)
- {
- badhdr:
- printf("\t!!! Header type %02x doesn't match class code %04x\n", htype, class);
- return;
- }
+ 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 PCI_HEADER_TYPE_BRIDGE:
- if (class != PCI_CLASS_BRIDGE_PCI)
- goto badhdr;
+ 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;
break;
case PCI_HEADER_TYPE_CARDBUS:
if ((class >> 8) != PCI_BASE_CLASS_BRIDGE)
- goto badhdr;
+ printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
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:
printf("\t!!! Unknown header type %02x\n", htype);
return;
}
- if (verbose && subsys_v && subsys_v != 0xffff)
+ 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,
- subsys_v, subsys_d));
+ p->vendor_id, p->device_id, subsys_v, subsys_d));
if (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",
- (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: Cap%c 66Mhz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c >SERR%c <PERR%c\n",
- (status & PCI_STATUS_CAP_LIST) ? '+' : '-',
- (status & PCI_STATUS_66MHZ) ? '+' : '-',
- (status & PCI_STATUS_UDF) ? '+' : '-',
- (status & PCI_STATUS_FAST_BACK) ? '+' : '-',
- (status & PCI_STATUS_PARITY) ? '+' : '-',
+ 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),
+ FLAG(cmd, PCI_COMMAND_SPECIAL),
+ FLAG(cmd, PCI_COMMAND_INVALIDATE),
+ FLAG(cmd, PCI_COMMAND_VGA_PALETTE),
+ FLAG(cmd, PCI_COMMAND_PARITY),
+ FLAG(cmd, PCI_COMMAND_WAIT),
+ FLAG(cmd, PCI_COMMAND_SERR),
+ FLAG(cmd, PCI_COMMAND_FAST_BACK),
+ FLAG(cmd, PCI_COMMAND_DISABLE_INTx));
+ printf("\tStatus: Cap%c 66MHz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c >SERR%c <PERR%c INTx%c\n",
+ FLAG(status, PCI_STATUS_CAP_LIST),
+ FLAG(status, PCI_STATUS_66MHZ),
+ FLAG(status, PCI_STATUS_UDF),
+ FLAG(status, PCI_STATUS_FAST_BACK),
+ FLAG(status, PCI_STATUS_PARITY),
((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_SLOW) ? "slow" :
((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_MEDIUM) ? "medium" :
((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??",
- (status & PCI_STATUS_SIG_TARGET_ABORT) ? '+' : '-',
- (status & PCI_STATUS_REC_TARGET_ABORT) ? '+' : '-',
- (status & PCI_STATUS_REC_MASTER_ABORT) ? '+' : '-',
- (status & PCI_STATUS_SIG_SYSTEM_ERROR) ? '+' : '-',
- (status & PCI_STATUS_DETECTED_PARITY) ? '+' : '-');
+ FLAG(status, PCI_STATUS_SIG_TARGET_ABORT),
+ FLAG(status, PCI_STATUS_REC_TARGET_ABORT),
+ FLAG(status, PCI_STATUS_REC_MASTER_ABORT),
+ FLAG(status, PCI_STATUS_SIG_SYSTEM_ERROR),
+ FLAG(status, PCI_STATUS_DETECTED_PARITY),
+ FLAG(status, PCI_STATUS_INTx));
if (cmd & PCI_COMMAND_MASTER)
{
- printf("\tLatency: ");
- if (min_gnt)
- printf("%d min, ", min_gnt);
- if (max_lat)
- printf("%d max, ", max_lat);
- printf("%d set", latency);
+ printf("\tLatency: %d", latency);
+ if (min_gnt || max_lat)
+ {
+ printf(" (");
+ if (min_gnt)
+ printf("%dns min", min_gnt*250);
+ if (min_gnt && max_lat)
+ printf(", ");
+ if (max_lat)
+ printf("%dns max", max_lat*250);
+ putchar(')');
+ }
if (cache_line)
- printf(", cache line size %02x", cache_line);
+ printf(", Cache Line Size: %d bytes", cache_line * 4);
putchar('\n');
}
if (int_pin || irq)
- printf("\tInterrupt: pin %c routed to IRQ " IRQ_FORMAT "\n",
+ printf("\tInterrupt: pin %c routed to IRQ " PCIIRQ_FMT "\n",
(int_pin ? 'A' + int_pin - 1 : '?'), irq);
}
else
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",
if (cmd & PCI_COMMAND_MASTER)
printf(", latency %d", latency);
if (irq)
- printf(", IRQ " IRQ_FORMAT, irq);
+ printf(", IRQ " PCIIRQ_FMT, irq);
putchar('\n');
}
}
}
+/*** Machine-readable dumps ***/
+
static void
show_hex_dump(struct device *d)
{
- unsigned int i;
+ unsigned int i, cnt;
- for(i=0; i<d->config_cnt; i++)
+ 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; i<cnt; i++)
{
if (! (i & 15))
printf("%02x:", i);
}
}
+static void
+print_shell_escaped(char *c)
+{
+ printf(" \"");
+ while (*c)
+ {
+ if (*c == '"' || *c == '\\')
+ putchar('\\');
+ putchar(*c++);
+ }
+ putchar('"');
+}
+
static void
show_machine(struct device *d)
{
struct pci_dev *p = d->dev;
int c;
- word sv_id=0, sd_id=0;
+ word sv_id, sd_id;
char classbuf[128], vendbuf[128], devbuf[128], svbuf[128], sdbuf[128];
- switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f)
- {
- 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;
- }
+ get_subid(d, &sv_id, &sd_id);
if (verbose)
{
- printf("Device:\t%02x:%02x.%x\n", p->bus, p->dev, p->func);
+ 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));
+ 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",
if (sv_id && sv_id != 0xffff)
{
printf("SVendor:\t%s\n",
- pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id, sd_id));
+ 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, 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));
}
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
{
- printf("%02x:%02x.%x ", p->bus, p->dev, p->func);
- printf("\"%s\" \"%s\" \"%s\"",
- pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS,
- get_conf_word(d, PCI_CLASS_DEVICE), 0),
- pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR,
- p->vendor_id, p->device_id),
- pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE,
- p->vendor_id, p->device_id));
+ 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)
- printf(" \"%s\" \"%s\"",
- pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id, sd_id),
- pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, sv_id, sd_id));
+ {
+ 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));
+ }
else
printf(" \"\" \"\"");
putchar('\n');
}
}
+/*** Main show function ***/
+
static 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');
}
show_device(d);
}
-/* Tree output */
+/*** 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 */
+ struct bus *first_bus; /* List of buses 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, NULL };
+static struct bridge host_bridge = { NULL, NULL, NULL, NULL, 0, ~0, 0, ~0, NULL };
static struct bus *
-find_bus(struct bridge *b, unsigned int n)
+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->number == n)
+ if (bus->domain == domain && bus->number == n)
break;
return bus;
}
static struct bus *
-new_bus(struct bridge *b, unsigned int n)
+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;
struct pci_dev *p = d->dev;
struct bus *bus;
- if (! (bus = find_bus(b, p->bus)))
+ if (! (bus = find_bus(b, p->domain, p->bus)))
{
struct bridge *c;
for(c=b->child; c; c=c->next)
- if (c->secondary <= p->bus && p->bus <= c->subordinate)
- return insert_dev(d, c);
- bus = new_bus(b, p->bus);
+ 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 (bus, devfn) lexicographically
+ * 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;
last_br = &host_bridge.chain;
for(d=first_dev; d; d=d->next)
{
- word class = get_conf_word(d, PCI_CLASS_DEVICE);
+ word class = d->dev->device_class;
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);
}
+ else
+ {
+ 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);
+ }
*last_br = b;
last_br = &b->chain;
b->next = b->child = NULL;
struct bridge *c, *best;
best = NULL;
for(c=&host_bridge; c; c=c->chain)
- if (c != b && b->primary >= c->secondary && b->primary <= c->subordinate &&
+ 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)
/* Insert secondary bus for each bridge */
for(b=&host_bridge; b; b=b->chain)
- if (!find_bus(b, b->secondary))
- new_bus(b, b->secondary);
+ if (!find_bus(b, b->domain, b->secondary))
+ new_bus(b, b->domain, b->secondary);
/* Create bus structs and link devices */
}
static void
-print_it(byte *line, byte *p)
+print_it(char *line, char *p)
{
*p++ = '\n';
*p = 0;
*p = ' ';
}
-static void show_tree_bridge(struct bridge *, byte *, byte *);
+static void show_tree_bridge(struct bridge *, char *, char *);
static void
-show_tree_dev(struct device *d, byte *line, byte *p)
+show_tree_dev(struct device *d, char *line, char *p)
{
struct pci_dev *q = d->dev;
struct bridge *b;
if (b->br_dev == d)
{
if (b->secondary == b->subordinate)
- p += sprintf(p, "-[%02x]-", b->secondary);
+ p += sprintf(p, "-[%04x:%02x]-", b->domain, b->secondary);
else
- p += sprintf(p, "-[%02x-%02x]-", b->secondary, b->subordinate);
+ p += sprintf(p, "-[%04x:%02x-%02x]-", b->domain, b->secondary, b->subordinate);
show_tree_bridge(b, line, p);
return;
}
}
static void
-show_tree_bus(struct bus *b, byte *line, byte *p)
+show_tree_bus(struct bus *b, char *line, char *p)
{
if (!b->first_dev)
print_it(line, p);
}
static void
-show_tree_bridge(struct bridge *b, byte *line, byte *p)
+show_tree_bridge(struct bridge *b, char *line, char *p)
{
*p++ = '-';
if (!b->first_bus->sibling)
{
if (b == &host_bridge)
- p += sprintf(p, "[%02x]-", b->first_bus->number);
+ 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;
+ char *k;
while (u->sibling)
{
- k = p + sprintf(p, "+-[%02x]-", u->number);
+ k = p + sprintf(p, "+-[%04x:%02x]-", u->domain, u->number);
show_tree_bus(u, line, k);
u = u->sibling;
}
- k = p + sprintf(p, "\\-[%02x]-", u->number);
+ k = p + sprintf(p, "\\-[%04x:%02x]-", u->domain, u->number);
show_tree_bus(u, line, k);
}
}
show_tree_bridge(&host_bridge, line, line);
}
-/* Bus mapping mode */
+/*** Bus mapping mode ***/
struct bus_bridge {
struct bus_bridge *next;
- byte first, last;
+ byte this, dev, func, first, last, bug;
};
struct bus_info {
byte exists;
- byte covered;
- struct bus_bridge *bridges;
+ byte guestbook;
+ struct bus_bridge *bridges, *via;
};
static struct bus_info *bus_info;
{
struct bus_bridge *b = xmalloc(sizeof(struct bus_bridge));
struct pci_dev *p = d->dev;
- int prim = get_conf_byte(d, np);
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, prim, b->first, b->last);
- if (prim != p->bus)
+ 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)
{
for(dev = 0; dev < 32; dev++)
if (filter.slot < 0 || filter.slot == dev)
{
- for(func = 0; func < 8; func++)
+ int func_limit = 1;
+ for(func = 0; func < func_limit; func++)
if (filter.func < 0 || filter.func == func)
{
- struct pci_dev *p = pci_get_dev(pacc, bus, dev, 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;
}
}
+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(" <overlap bug>");
+ break;
+ case 2:
+ printf(" <crossing bug>");
+ 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");
- else if (!check_root())
- die("Only root can map the bus.");
bus_info = xmalloc(sizeof(struct bus_info) * 256);
- bzero(bus_info, sizeof(struct bus_info) * 256);
+ memset(bus_info, 0, sizeof(struct bus_info) * 256);
if (filter.bus >= 0)
do_map_bus(filter.bus);
else
for(bus=0; bus<256; bus++)
do_map_bus(bus);
}
+ map_bridges();
}
/* Main */
switch (i)
{
case 'n':
- pacc->numeric_ids = 1;
+ pacc->numeric_ids++;
break;
case 'v':
verbose++;
break;
case 'b':
pacc->buscentric = 1;
- buscentric_view = 1;
+ opt_buscentric = 1;
break;
case 's':
if (msg = pci_filter_parse_slot(&filter, optarg))
- die("-f: %s", msg);
+ die("-s: %s", msg);
break;
case 'd':
if (msg = pci_filter_parse_id(&filter, optarg))
die("-d: %s", msg);
break;
case 'x':
- show_hex++;
+ opt_hex++;
break;
case 't':
- show_tree++;
+ opt_tree++;
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;
+ case 'k':
+ opt_kernel++;
break;
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;
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)
+ if (opt_map_mode)
map_the_bus();
else
{
scan_devices();
sort_them();
- if (show_tree)
+ if (opt_tree)
show_forest();
else
show();
}
pci_cleanup(pacc);
- return 0;
+ return (seen_errors ? 2 : 0);
}