/*
* The PCI Utilities -- List All PCI Devices
*
- * Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
+ * Copyright (c) 1997--2020 Martin Mares <mj@ucw.cz>
*
- * 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 <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
-#include <unistd.h>
-#define PCIUTILS_LSPCI
-#include "pciutils.h"
+#include "lspci.h"
/* Options */
-static int verbose; /* Show detailed information */
-static int opt_buscentric; /* Show bus addresses/IRQ's instead of CPU-visible ones */
+int verbose; /* Show detailed information */
static int opt_hex; /* Show contents of config space as hexadecimal numbers */
-static struct pci_filter filter; /* Device filter */
+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 */
-static char *opt_pcimap; /* Override path to Linux modules.pcimap */
+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 options[] = "nvbxs:d:tPi:mgp:qkMDQ" GENERIC_OPTIONS ;
static char help_msg[] =
"Usage: lspci [<switches>]\n"
"-t\t\tShow bus tree\n"
"\n"
"Display options:\n"
-"-v\t\tBe verbose (-vv for very verbose)\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
"-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"
"\n"
"Selection of devices:\n"
"-s [[[[<domain>]:]<bus>]:][<slot>][.[<func>]]\tShow only devices in selected slots\n"
-"-d [<vendor>]:[<device>]\t\t\tShow only devices with specified ID's\n"
+"-d [<vendor>]:[<device>][:<class>]\t\tShow only devices with specified ID's\n"
"\n"
"Other options:\n"
"-i <file>\tUse specified ID database instead of %s\n"
GENERIC_HELP
;
-/*** Communication with libpci ***/
-
-static struct pci_access *pacc;
-
-/*
- * 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
-#undef alloca
-#define alloca xmalloc
-#endif
-
/*** Our view of the PCI bus ***/
-struct device {
- struct device *next;
- struct pci_dev *dev;
- 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;
+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;
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);
+ pci_setup_cache(d->dev, d->config, d->dev->cache_len);
}
result = pci_read_block(d->dev, pos, d->config + pos, len);
if (result)
return result;
}
-static struct device *
+struct device *
scan_device(struct pci_dev *p)
{
struct device *d;
if (p->domain && !opt_domains)
opt_domains = 1;
- if (!pci_filter_match(&filter, p))
+ if (!pci_filter_match(&filter, p) && !need_topology)
return NULL;
d = xmalloc(sizeof(struct device));
memset(d, 0, sizeof(*d));
d->dev = p;
+ d->no_config_access = p->no_config_access;
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))
+ if (!d->no_config_access && !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;
+ d->no_config_access = 1;
+ d->config_cached = d->config_bufsize = 0;
+ memset(d->present, 0, 64);
}
- if ((d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS)
+ 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... */
d->config_cached += 64;
}
pci_setup_cache(p, d->config, d->config_cached);
- pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_CLASS | PCI_FILL_IRQ | PCI_FILL_BASES | PCI_FILL_ROM_BASE | PCI_FILL_SIZES);
+ pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_CLASS | PCI_FILL_CLASS_EXT | PCI_FILL_SUBSYS | (need_topology ? PCI_FILL_PARENT : 0));
return d;
}
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;
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);
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;
/*** Normal output ***/
-#define FLAG(x,y) ((x & y) ? '+' : '-')
+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;
+
+ 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)
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
{
int c;
struct pci_dev *p = d->dev;
- char classbuf[128], devbuf[128];
+ char classbuf[256], devbuf[256];
show_slot_name(d);
printf(" %s: %s",
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 ((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 | PCI_LOOKUP_NO_NUMBERS,
p->device_class, c);
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));
-}
-
-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 const char *cap_express_dev2_timeout_range(int type)
-{
- /* Decode Completion Timeout Ranges. */
- switch (type)
- {
- case 0:
- return "Not Supported";
- case 1:
- return "Range A";
- case 2:
- return "Range B";
- case 3:
- return "Range AB";
- case 6:
- return "Range BC";
- case 7:
- return "Range ABC";
- case 14:
- return "Range BCD";
- case 15:
- return "Range ABCD";
- default:
- return "Unknown";
- }
-}
-
-static const char *cap_express_dev2_timeout_value(int type)
-{
- /* Decode Completion Timeout Value. */
- switch (type)
- {
- case 0:
- return "50us to 50ms";
- case 1:
- return "50us to 100us";
- case 2:
- return "1ms to 10ms";
- case 5:
- return "16ms to 55ms";
- case 6:
- return "65ms to 210ms";
- case 9:
- return "260ms to 900ms";
- case 10:
- return "1s to 3.5s";
- case 13:
- return "4s to 13s";
- case 14:
- return "17s to 64s";
- default:
- return "Unknown";
- }
-}
-
-static void cap_express_dev2(struct device *d, int where, int type)
-{
- u32 l;
- u16 w;
-
- l = get_conf_long(d, where + PCI_EXP_DEVCAP2);
- printf("\t\tDevCap2: Completion Timeout: %s, TimeoutDis%c",
- cap_express_dev2_timeout_range(PCI_EXP_DEV2_TIMEOUT_RANGE(l)),
- FLAG(l, PCI_EXP_DEV2_TIMEOUT_DIS));
- if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM)
- printf(" ARIFwd%c\n", FLAG(l, PCI_EXP_DEV2_ARI));
- else
- printf("\n");
-
- w = get_conf_word(d, where + PCI_EXP_DEVCTL2);
- printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c",
- cap_express_dev2_timeout_value(PCI_EXP_DEV2_TIMEOUT_VALUE(w)),
- FLAG(w, PCI_EXP_DEV2_TIMEOUT_DIS));
- if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM)
- printf(" ARIFwd%c\n", FLAG(w, PCI_EXP_DEV2_ARI));
- else
- printf("\n");
-}
-
-static const char *cap_express_link2_speed(int type)
-{
- switch (type)
- {
- case 0: /* hardwire to 0 means only the 2.5GT/s is supported */
- case 1:
- return "2.5GT/s";
- case 2:
- return "5GT/s";
- default:
- return "Unknown";
- }
-}
-
-static const char *cap_express_link2_deemphasis(int type)
-{
- switch (type)
- {
- case 0:
- return "-6dB";
- case 1:
- return "-3.5dB";
- default:
- return "Unknown";
- }
-}
-
-static const char *cap_express_link2_transmargin(int type)
-{
- switch (type)
- {
- case 0:
- return "Normal Operating Range";
- case 1:
- return "800-1200mV(full-swing)/400-700mV(half-swing)";
- case 2:
- case 3:
- case 4:
- case 5:
- return "200-400mV(full-swing)/100-200mV(half-swing)";
- default:
- return "Unknown";
- }
-}
-
-static void cap_express_link2(struct device *d, int where, int type UNUSED)
-{
- u16 w;
-
- w = get_conf_word(d, where + PCI_EXP_LNKCTL2);
- printf("\t\tLnkCtl2: Target Link Speed: %s, EnterCompliance%c SpeedDis%c, Selectable De-emphasis: %s\n"
- "\t\t\t Transmit Margin: %s, EnterModifiedCompliance%c ComplianceSOS%c\n"
- "\t\t\t Compliance De-emphasis: %s\n",
- cap_express_link2_speed(PCI_EXP_LNKCTL2_SPEED(w)),
- FLAG(w, PCI_EXP_LNKCTL2_CMPLNC),
- FLAG(w, PCI_EXP_LNKCTL2_SPEED_DIS),
- cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_DEEMPHASIS(w)),
- cap_express_link2_transmargin(PCI_EXP_LNKCTL2_MARGIN(w)),
- FLAG(w, PCI_EXP_LNKCTL2_MOD_CMPLNC),
- FLAG(w, PCI_EXP_LNKCTL2_CMPLNC_SOS),
- cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_COM_DEEMPHASIS(w)));
-
- w = get_conf_word(d, where + PCI_EXP_LNKSTA2);
- printf("\t\tLnkSta2: Current De-emphasis Level: %s\n",
- cap_express_link2_deemphasis(PCI_EXP_LINKSTA2_DEEMPHASIS(w)));
-}
-
-static void cap_express_slot2(struct device *d UNUSED, int where UNUSED)
-{
- /* No capabilities that require this field in PCIe rev2.0 spec. */
-}
-
-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);
-
- if ((cap & PCI_EXP_FLAGS_VERS) < 2)
- return;
-
- size = 16;
- if (slot)
- size = 24;
- if (!config_fetch(d, where + PCI_EXP_DEVCAP2, size))
- return;
-
- cap_express_dev2(d, where, type);
- cap_express_link2(d, where, type);
- if (slot)
- cap_express_slot2(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
-cap_aer(struct device *d, int where)
-{
- u32 l;
-
- printf("Advanced Error Reporting\n");
- if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24))
- return;
-
- l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
- printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
- "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
- FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
- FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
- FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
- FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
- l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
- printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
- "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
- FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
- FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
- FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
- FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
- l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
- printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
- "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
- FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
- FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
- FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
- FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
- l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
- printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
- FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
- FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
- l = get_conf_long(d, where + PCI_ERR_COR_MASK);
- printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
- FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
- FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
- l = get_conf_long(d, where + PCI_ERR_CAP);
- printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n",
- PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
- FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE));
-
-}
-
-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:
- cap_aer(d, where);
- 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);
+ }
+ putchar('\n');
- 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;
- }
+ 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));
+ }
}
-#else
+/*** Verbose output ***/
static void
-show_kernel(struct device *d UNUSED)
+show_size(u64 x)
{
+ static const char suffix[][2] = { "", "K", "M", "G", "T" };
+ unsigned i;
+ if (!x)
+ return;
+ for (i = 0; i < (sizeof(suffix) / sizeof(*suffix) - 1); i++) {
+ if (x % 1024)
+ break;
+ x /= 1024;
+ }
+ printf(" [size=%u%s]", (unsigned)x, suffix[i]);
}
static void
-show_kernel_machine(struct device *d UNUSED)
+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');
}
-#endif
-
-/*** Verbose output ***/
-
-static void
-show_size(pciaddr_t x)
+static u32
+ioflg_to_pciflg(pciaddr_t ioflg)
{
- 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));
+ 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; i<cnt; i++)
+ for (i=0; i<cnt; 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);
+ 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("<ignored>");
else
printf("<unassigned>");
- 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("<invalid-64bit-slot>");
- done = 1;
- }
- else
- {
- i++;
- z = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
- if (opt_buscentric)
- {
- u32 y = a & 0xffffffff;
- if (a || z)
- printf("%08x%08x", z, y);
- else
- printf("<unassigned>");
- done = 1;
- }
- }
- }
- if (!done)
- {
- if (a)
- printf(PCIADDR_T_FMT, a);
- else
- printf(((flg & PCI_BASE_ADDRESS_MEM_MASK) || z) ? "<ignored>" : "<unassigned>");
- }
+ if (broken)
+ printf("<broken-64-bit-slot>");
+ else if (a)
+ printf(PCIADDR_T_FMT, a);
+ else if (hw_lower || hw_upper)
+ printf("<ignored>");
+ else
+ printf("<unassigned>");
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]");
}
+
+ if (ioflg & PCI_IORESOURCE_PCI_EA_BEI)
+ printf(" [enhanced]");
+
show_size(len);
putchar('\n');
}
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);
+ 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 && !flg && !len)
return;
- putchar('\t');
- if ((rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK))
+
+ if (reg >= 0 && (rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK) && !(ioflg & PCI_IORESOURCE_PCI_EA_BEI))
{
- printf("[virtual] ");
flg = rom;
+ virtual = 1;
}
- printf("Expansion ROM at ");
+
+ 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("<ignored>");
else
printf("<unassigned>");
+
+ if (virtual)
+ printf(" [virtual]");
+
if (!(flg & PCI_ROM_ADDRESS_ENABLE))
printf(" [disabled]");
- else if (!(cmd & PCI_COMMAND_MEMORY))
+ 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_bases(d, 6, 0);
show_rom(d, PCI_ROM_ADDRESS);
- show_caps(d);
+ 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;
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
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 + 0xfffff);
+ 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)
if (verbose > 1)
{
- printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c MAbort%c >Reset%c FastB2B%c\n",
+ 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));
FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_SERR_EN));
}
- show_caps(d);
+ show_caps(d, PCI_CAPABILITY_LIST);
}
static void
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);
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);
+ int unknown_config_data = 0;
word class = p->device_class;
- byte bist = get_conf_byte(d, PCI_BIST);
- byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f;
- byte latency = get_conf_byte(d, PCI_LATENCY_TIMER);
- byte cache_line = get_conf_byte(d, PCI_CACHE_LINE_SIZE);
+ byte 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);
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;
+ 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;
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;
}
- get_subid(d, &subsys_v, &subsys_d);
- if (subsys_v && subsys_v != 0xffff)
- printf("\tSubsystem: %s\n",
- pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf),
- PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
- p->vendor_id, p->device_id, subsys_v, subsys_d));
+ 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)
{
+ 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(status, PCI_STATUS_INTx));
if (cmd & PCI_COMMAND_MASTER)
{
+ byte latency = get_conf_byte(d, PCI_LATENCY_TIMER);
+ byte cache_line = get_conf_byte(d, PCI_CACHE_LINE_SIZE);
printf("\tLatency: %d", latency);
if (min_gnt || max_lat)
{
printf(", Cache Line Size: %d bytes", cache_line * 4);
putchar('\n');
}
- if (int_pin || irq)
+ }
+
+ if (verbose > 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, ");
((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');
}
case PCI_HEADER_TYPE_CARDBUS:
show_htype2(d);
break;
+ default:
+ show_htype_unknown(d);
}
}
{
unsigned int i, 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 = 4096;
}
- for(i=0; i<cnt; i++)
+ for (i=0; i<cnt; i++)
{
if (! (i & 15))
printf("%02x:", i);
show_machine(struct device *d)
{
struct pci_dev *p = d->dev;
- int c;
- word sv_id, sd_id;
- char classbuf[128], vendbuf[128], devbuf[128], svbuf[128], sdbuf[128];
-
- get_subid(d, &sv_id, &sd_id);
+ char classbuf[256], vendbuf[256], devbuf[256], svbuf[256], sdbuf[256];
+ char *dt_node, *iommu_group;
if (verbose)
{
+ 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');
pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id));
printf("Device:\t%s\n",
pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id));
- if (sv_id && sv_id != 0xffff)
+ 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, sv_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
{
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)
+ 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, 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));
+ 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(" \"\" \"\"");
/*** Main show function ***/
-static void
+void
show_device(struct device *d)
{
if (opt_machine)
{
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 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, ~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->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 = 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_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;
- 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(char *line, char *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 *, char *, char *);
-
-static void
-show_tree_dev(struct device *d, char *line, char *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));
- print_it(line, p);
-}
-
-static void
-show_tree_bus(struct bus *b, char *line, char *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, char *line, char *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;
- char *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(" <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");
- bus_info = xmalloc(sizeof(struct bus_info) * 256);
- memset(bus_info, 0, 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 */
break;
case 'b':
pacc->buscentric = 1;
- opt_buscentric = 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':
opt_hex++;
break;
+ case 'P':
+ opt_path++;
+ need_topology = 1;
+ break;
case 't':
opt_tree++;
+ need_topology = 1;
break;
case 'i':
pci_set_name_list_path(pacc, optarg, 0);
pci_init(pacc);
if (opt_map_mode)
- map_the_bus();
+ {
+ if (need_topology)
+ die("Bus mapping mode does not recognize bus topology");
+ map_the_bus();
+ }
else
{
scan_devices();
sort_them();
+ if (need_topology)
+ grow_tree();
if (opt_tree)
- show_forest();
+ show_forest(opt_filter ? &filter : NULL);
else
show();
}
+ show_kernel_cleanup();
pci_cleanup(pacc);
return (seen_errors ? 2 : 0);
projects / thirdparty / pciutils.git / blobdiff