/*
- * $Id: lspci.c,v 1.1 1997/12/23 10:29:18 mj Exp $
+ * The PCI Utilities -- List All PCI Devices
*
- * Linux PCI Utilities -- List All PCI Devices
+ * Copyright (c) 1997--2020 Martin Mares <mj@ucw.cz>
*
- * Copyright (c) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
+ * Can be freely distributed and used under the terms of the GNU GPL v2+.
*
- * Can be freely distributed and used under the terms of the GNU GPL.
+ * SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <linux/pci.h>
+#include <stdarg.h>
-#include "pciutils.h"
+#include "lspci.h"
/* Options */
-static int verbose; /* Show detailed information */
-static int buscentric_view; /* Show bus addresses/IRQ's instead of CPU-visible ones */
-static int show_hex; /* Show contents of config space as hexadecimal numbers */
-static int bus_filter = -1; /* Bus, slot, function, vendor and device ID filtering */
-static int slot_filter = -1;
-static int func_filter = -1;
-static int vend_filter = -1;
-static int dev_filter = -1;
-
-static char options[] = "nvbxB:S:F:V:D:";
-
-static char help_msg[] = "\
-Usage: lspci [<switches>]\n\
-\n\
--v\tBe verbose\n\
--n\tShow numeric ID's\n\
--b\tBus-centric view (PCI addresses and IRQ's instead of those seen by the CPU)\n\
--x\tShow hex-dump of config space (-xx shows full 256 bytes)\n\
--B <bus>, -S <slot>, -F <func>, -V <vendor>, -D <device> Show only selected devices\n\
-";
-
-/* Our view of the PCI bus */
-
-struct device {
- struct device *next;
- byte bus, devfn;
- word vendid, devid;
- unsigned int kernel_irq;
- unsigned long kernel_base_addr[6];
- byte config[256];
-};
-
-static struct device *first_dev, **last_dev = &first_dev;
-
-/* Miscellaneous routines */
-
-void *
-xmalloc(unsigned int howmuch)
-{
- void *p = malloc(howmuch);
- if (!p)
- {
- fprintf(stderr, "lspci: Unable to allocate %d bytes of memory\n", howmuch);
- exit(1);
- }
- return p;
-}
+int verbose; /* Show detailed information */
+static int opt_hex; /* Show contents of config space as hexadecimal numbers */
+struct pci_filter filter; /* Device filter */
+static int opt_filter; /* Any filter was given */
+static int opt_tree; /* Show bus tree */
+static int opt_path; /* Show bridge path */
+static int opt_machine; /* Generate machine-readable output */
+static int opt_map_mode; /* Bus mapping mode enabled */
+static int opt_domains; /* Show domain numbers (0=disabled, 1=auto-detected, 2=requested) */
+static int opt_kernel; /* Show kernel drivers */
+static int opt_query_dns; /* Query the DNS (0=disabled, 1=enabled, 2=refresh cache) */
+static int opt_query_all; /* Query the DNS for all entries */
+char *opt_pcimap; /* Override path to Linux modules.pcimap */
-/* Filtering */
+const char program_name[] = "lspci";
-static inline int
-filter_out(struct device *d)
-{
- return (bus_filter >= 0 && d->bus != bus_filter ||
- slot_filter >= 0 && PCI_SLOT(d->devfn) != slot_filter ||
- func_filter >= 0 && PCI_FUNC(d->devfn) != func_filter ||
- vend_filter >= 0 && d->vendid != vend_filter ||
- dev_filter >= 0 && d->devid != dev_filter);
-}
+static char options[] = "nvbxs:d:tPi:mgp:qkMDQ" GENERIC_OPTIONS ;
-/* Interface for /proc/bus/pci */
+static char help_msg[] =
+"Usage: lspci [<switches>]\n"
+"\n"
+"Basic display modes:\n"
+"-mm\t\tProduce machine-readable output (single -m for an obsolete format)\n"
+"-t\t\tShow bus tree\n"
+"\n"
+"Display options:\n"
+"-v\t\tBe verbose (-vv or -vvv for higher verbosity)\n"
+#ifdef PCI_OS_LINUX
+"-k\t\tShow kernel drivers handling each device\n"
+#endif
+"-x\t\tShow hex-dump of the standard part of the config space\n"
+"-xxx\t\tShow hex-dump of the whole config space (dangerous; root only)\n"
+"-xxxx\t\tShow hex-dump of the 4096-byte extended config space (root only)\n"
+"-b\t\tBus-centric view (addresses and IRQ's as seen by the bus)\n"
+"-D\t\tAlways show domain numbers\n"
+"-P\t\tDisplay bridge path in addition to bus and device number\n"
+"-PP\t\tDisplay bus path in addition to bus and device number\n"
+"\n"
+"Resolving of device ID's to names:\n"
+"-n\t\tShow numeric ID's\n"
+"-nn\t\tShow both textual and numeric ID's (names & numbers)\n"
+#ifdef PCI_USE_DNS
+"-q\t\tQuery the PCI ID database for unknown ID's via DNS\n"
+"-qq\t\tAs above, but re-query locally cached entries\n"
+"-Q\t\tQuery the PCI ID database for all ID's via DNS\n"
+#endif
+"\n"
+"Selection of devices:\n"
+"-s [[[[<domain>]:]<bus>]:][<slot>][.[<func>]]\tShow only devices in selected slots\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"
+#ifdef PCI_OS_LINUX
+"-p <file>\tLook up kernel modules in a given file instead of default modules.pcimap\n"
+#endif
+"-M\t\tEnable `bus mapping' mode (dangerous; root only)\n"
+"\n"
+"PCI access options:\n"
+GENERIC_HELP
+;
-static void
-scan_dev_list(void)
+/*** Our view of the PCI bus ***/
+
+struct pci_access *pacc;
+struct device *first_dev;
+static int seen_errors;
+static int need_topology;
+
+int
+config_fetch(struct device *d, unsigned int pos, unsigned int len)
{
- FILE *f;
- byte line[256];
-
- if (! (f = fopen(PROC_BUS_PCI "/devices", "r")))
- {
- perror("Unable to open " PROC_BUS_PCI "/devices");
- exit(1);
- }
- while (fgets(line, sizeof(line), f))
- {
- struct device *d = xmalloc(sizeof(struct device));
- unsigned int dfn, vend;
-
- sscanf(line, "%x %x %x %lx %lx %lx %lx %lx %lx",
- &dfn,
- &vend,
- &d->kernel_irq,
- &d->kernel_base_addr[0],
- &d->kernel_base_addr[1],
- &d->kernel_base_addr[2],
- &d->kernel_base_addr[3],
- &d->kernel_base_addr[4],
- &d->kernel_base_addr[5]);
- d->bus = dfn >> 8U;
- d->devfn = dfn & 0xff;
- d->vendid = vend >> 16U;
- d->devid = vend & 0xffff;
- if (!filter_out(d))
- {
- *last_dev = d;
- last_dev = &d->next;
- d->next = NULL;
- }
+ 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);
}
- fclose(f);
+ result = pci_read_block(d->dev, pos, d->config + pos, len);
+ if (result)
+ memset(d->present + pos, 1, len);
+ return result;
}
-static inline void
-make_proc_pci_name(struct device *d, char *p)
+struct device *
+scan_device(struct pci_dev *p)
{
- sprintf(p, PROC_BUS_PCI "/%02x/%02x.%x",
- d->bus, PCI_SLOT(d->devfn), PCI_FUNC(d->devfn));
+ struct device *d;
+
+ if (p->domain && !opt_domains)
+ opt_domains = 1;
+ 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 (!d->no_config_access && !pci_read_block(p, 0, d->config, 64))
+ {
+ d->no_config_access = 1;
+ d->config_cached = d->config_bufsize = 0;
+ memset(d->present, 0, 64);
+ }
+ if (!d->no_config_access && (d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS)
+ {
+ /* For cardbus bridges, we need to fetch 64 bytes more to get the
+ * full standard header... */
+ if (config_fetch(d, 64, 64))
+ 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_CLASS_EXT | PCI_FILL_SUBSYS | (need_topology ? PCI_FILL_PARENT : 0));
+ return d;
}
static void
-scan_config(void)
+scan_devices(void)
{
struct device *d;
- char name[64];
- int fd;
- int how_much = (show_hex > 1) ? 256 : 64;
+ struct pci_dev *p;
- for(d=first_dev; d; d=d->next)
- {
- make_proc_pci_name(d, name);
- if ((fd = open(name, O_RDONLY)) < 0)
- {
- fprintf(stderr, "lspci: Unable to open %s: %m\n", name);
- exit(1);
- }
- if (read(fd, d->config, how_much) != how_much)
- {
- fprintf(stderr, "lspci: Error reading %s: %m\n", name);
- exit(1);
- }
- close(fd);
- }
+ pci_scan_bus(pacc);
+ for (p=pacc->devices; p; p=p->next)
+ if (d = scan_device(p))
+ {
+ d->next = first_dev;
+ first_dev = d;
+ }
}
+/*** Config space accesses ***/
+
static void
-scan_proc(void)
+check_conf_range(struct device *d, unsigned int pos, unsigned int len)
{
- scan_dev_list();
- scan_config();
+ while (len)
+ if (!d->present[pos])
+ die("Internal bug: Accessing non-read configuration byte at position %x", pos);
+ else
+ pos++, len--;
}
-/* Config space accesses */
-
-static inline byte
+byte
get_conf_byte(struct device *d, unsigned int pos)
{
+ check_conf_range(d, pos, 1);
return d->config[pos];
}
-static word
+word
get_conf_word(struct device *d, unsigned int pos)
{
+ check_conf_range(d, pos, 2);
return d->config[pos] | (d->config[pos+1] << 8);
}
-static u32
+u32
get_conf_long(struct device *d, unsigned int pos)
{
+ check_conf_range(d, pos, 4);
return d->config[pos] |
(d->config[pos+1] << 8) |
(d->config[pos+2] << 16) |
(d->config[pos+3] << 24);
}
-/* Sorting */
+/*** Sorting ***/
static int
compare_them(const void *A, const void *B)
{
- const struct device *a = *(const struct device **)A;
- const struct device *b = *(const struct device **)B;
+ const struct pci_dev *a = (*(const struct device **)A)->dev;
+ const struct pci_dev *b = (*(const struct device **)B)->dev;
+ if (a->domain < b->domain)
+ return -1;
+ if (a->domain > b->domain)
+ return 1;
if (a->bus < b->bus)
return -1;
if (a->bus > b->bus)
return 1;
- if (a->devfn < b->devfn)
+ if (a->dev < b->dev)
+ return -1;
+ if (a->dev > b->dev)
+ return 1;
+ if (a->func < b->func)
return -1;
- if (a->devfn > b->devfn)
+ if (a->func > b->func)
return 1;
return 0;
}
static void
sort_them(void)
{
- struct device **index, **h;
+ struct device **index, **h, **last_dev;
int cnt;
struct device *d;
cnt = 0;
- for(d=first_dev; d; d=d->next)
+ for (d=first_dev; d; d=d->next)
cnt++;
h = index = alloca(sizeof(struct device *) * cnt);
- for(d=first_dev; d; d=d->next)
+ for (d=first_dev; d; d=d->next)
*h++ = d;
qsort(index, cnt, sizeof(struct device *), compare_them);
last_dev = &first_dev;
*last_dev = NULL;
}
-/* Output */
+/*** Normal output ***/
+
+static void
+show_slot_path(struct device *d)
+{
+ struct pci_dev *p = d->dev;
+
+ if (opt_path)
+ {
+ struct bus *bus = d->parent_bus;
+ struct bridge *br = bus->parent_bridge;
+
+ if (br && br->br_dev)
+ {
+ show_slot_path(br->br_dev);
+ if (opt_path > 1)
+ printf("/%02x:%02x.%d", p->bus, p->dev, p->func);
+ else
+ printf("/%02x.%d", p->dev, p->func);
+ return;
+ }
+ }
+ printf("%02x:%02x.%d", p->bus, p->dev, p->func);
+}
+
+static void
+show_slot_name(struct device *d)
+{
+ struct pci_dev *p = d->dev;
+
+ if (!opt_machine ? opt_domains : (p->domain || opt_domains >= 2))
+ printf("%04x:", p->domain);
+ show_slot_path(d);
+}
static void
show_terse(struct device *d)
{
int c;
+ struct pci_dev *p = d->dev;
+ char classbuf[256], devbuf[256];
- printf("%02x:%02x.%x %s: %s",
- d->bus,
- PCI_SLOT(d->devfn),
- PCI_FUNC(d->devfn),
- lookup_class(get_conf_word(d, PCI_CLASS_DEVICE)),
- lookup_device_full(d->vendid, d->devid));
- 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);
+ show_slot_name(d);
+ printf(" %s: %s",
+ pci_lookup_name(pacc, classbuf, sizeof(classbuf),
+ PCI_LOOKUP_CLASS,
+ p->device_class),
+ pci_lookup_name(pacc, devbuf, sizeof(devbuf),
+ PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
+ p->vendor_id, p->device_id));
+ if ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id)
+ printf(" (rev %02x)", p->rev_id);
+ if (verbose)
+ {
+ char *x;
+ 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);
+ if (c || x)
+ {
+ printf(" (prog-if %02x", c);
+ if (x)
+ printf(" [%s]", x);
+ putchar(')');
+ }
+ }
putchar('\n');
+
+ if (verbose || opt_kernel)
+ {
+ char ssnamebuf[256];
+
+ pci_fill_info(p, PCI_FILL_LABEL);
+
+ if (p->label)
+ printf("\tDeviceName: %s", p->label);
+ if ((p->known_fields & PCI_FILL_SUBSYS) &&
+ p->subsys_vendor_id && p->subsys_vendor_id != 0xffff)
+ printf("\tSubsystem: %s\n",
+ pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf),
+ PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
+ p->vendor_id, p->device_id, p->subsys_vendor_id, p->subsys_id));
+ }
}
+/*** Verbose output ***/
+
static void
-show_bases(struct device *d, int cnt)
+show_size(u64 x)
{
- word cmd = get_conf_word(d, PCI_COMMAND);
- int i;
+ 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_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');
+}
- for(i=0; i<6; i++)
+static u32
+ioflg_to_pciflg(pciaddr_t ioflg)
+{
+ u32 flg;
+
+ if (ioflg & PCI_IORESOURCE_IO)
+ flg = PCI_BASE_ADDRESS_SPACE_IO;
+ else if (!(ioflg & PCI_IORESOURCE_MEM))
+ flg = 0;
+ else
{
- unsigned long pos;
- unsigned int flg = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
- if (buscentric_view)
- pos = flg;
+ flg = PCI_BASE_ADDRESS_SPACE_MEMORY;
+ if (ioflg & PCI_IORESOURCE_MEM_64)
+ flg |= PCI_BASE_ADDRESS_MEM_TYPE_64;
else
- pos = d->kernel_base_addr[i];
- if (!pos || pos == 0xffffffff)
+ 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, int without_config_data)
+{
+ struct pci_dev *p = d->dev;
+ 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++)
+ {
+ pciaddr_t pos = p->base_addr[i];
+ pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->size[i] : 0;
+ 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');
+
+ /* 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)
+ {
+ /* 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)
- printf("I/O ports at %04lx%s\n",
- pos & PCI_BASE_ADDRESS_IO_MASK,
- (cmd & PCI_COMMAND_IO) ? "" : " [disabled]");
+ {
+ pciaddr_t a = pos & PCI_BASE_ADDRESS_IO_MASK;
+ printf("I/O ports at ");
+ if (a || (cmd & PCI_COMMAND_IO))
+ printf(PCIADDR_PORT_FMT, a);
+ else if (hw_lower)
+ printf("<ignored>");
+ else
+ printf("<unassigned>");
+ 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;
+
printf("Memory at ");
- if (t == PCI_BASE_ADDRESS_MEM_TYPE_64)
- {
- if (i < cnt - 1)
- {
- i++;
- if (!buscentric_view)
- printf("%08x", get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i));
- }
- else
- printf("????????");
- }
- printf("%08lx (%s, %sprefetchable)%s\n",
- pos & PCI_BASE_ADDRESS_MEM_MASK,
+ 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 32-bit" : "???",
- (flg & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-",
- (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]");
+ (t == PCI_BASE_ADDRESS_MEM_TYPE_1M) ? "low-1M" : "type 3",
+ (flg & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
+ 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');
}
}
static void
-show_htype0(struct device *d)
+show_rom(struct device *d, int reg)
{
- u32 rom = get_conf_long(d, PCI_ROM_ADDRESS);
+ struct pci_dev *p = d->dev;
+ pciaddr_t rom = p->rom_base_addr;
+ pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->rom_size : 0;
+ pciaddr_t ioflg = (p->known_fields & PCI_FILL_IO_FLAGS) ? p->rom_flags : 0;
+ u32 flg = reg >= 0 ? get_conf_long(d, reg) : ioflg_to_pciflg(ioflg);
+ word cmd = reg >= 0 ? get_conf_word(d, PCI_COMMAND) : PCI_COMMAND_MEMORY;
+ int virtual = 0;
- show_bases(d, 6);
+ if (!rom && !flg && !len)
+ return;
- if (rom & 1)
+ if (reg >= 0 && (rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK) && !(ioflg & PCI_IORESOURCE_PCI_EA_BEI))
{
- word cmd = get_conf_word(d, PCI_COMMAND);
- printf("\tExpansion ROM at %08x%s\n", rom & ~0xfff,
- (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]");
+ flg = rom;
+ virtual = 1;
}
+
+ 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 (!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, 0);
+ show_rom(d, PCI_ROM_ADDRESS);
+ show_caps(d, PCI_CAPABILITY_LIST);
}
static void
show_htype1(struct device *d)
{
+ struct pci_dev *p = d->dev;
u32 io_base = get_conf_byte(d, PCI_IO_BASE);
u32 io_limit = get_conf_byte(d, PCI_IO_LIMIT);
u32 io_type = io_base & PCI_IO_RANGE_TYPE_MASK;
u32 pref_base = get_conf_word(d, PCI_PREF_MEMORY_BASE);
u32 pref_limit = get_conf_word(d, PCI_PREF_MEMORY_LIMIT);
u32 pref_type = pref_base & PCI_PREF_RANGE_TYPE_MASK;
- u32 rom = get_conf_long(d, PCI_ROM_ADDRESS1);
+ word sec_stat = get_conf_word(d, PCI_SEC_STATUS);
word brc = get_conf_word(d, PCI_BRIDGE_CONTROL);
+ int 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)
- 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 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);
+ 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 if (pref_base)
+ else
{
- pref_base = (pref_base & PCI_PREF_RANGE_MASK) << 16;
- pref_limit = (pref_limit & PCI_PREF_RANGE_MASK) << 16;
- if (pref_type == PCI_PREF_RANGE_TYPE_32)
- printf("\tPrefetchable memory behind bridge: %08x-%08x\n", pref_base, pref_limit);
- else
- printf("\tPrefetchable memory behind bridge: %08x%08x-%08x%08x\n",
- get_conf_long(d, PCI_PREF_BASE_UPPER32),
- pref_base,
- get_conf_long(d, PCI_PREF_LIMIT_UPPER32),
- pref_limit);
+ 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)
+ {
+ 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 (get_conf_word(d, PCI_SEC_STATUS) & PCI_STATUS_SIG_SYSTEM_ERROR)
- printf("\tSecondary status: SERR\n");
+ if (verbose > 1)
+ printf("\tSecondary status: 66MHz%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <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));
- if (rom & 1)
+ show_rom(d, PCI_ROM_ADDRESS1);
+
+ if (verbose > 1)
{
- word cmd = get_conf_word(d, PCI_COMMAND);
- printf("\tExpansion ROM at %08x%s\n", rom & ~0xfff,
- (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]");
+ printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c VGA16%c MAbort%c >Reset%c FastB2B%c\n",
+ FLAG(brc, PCI_BRIDGE_CTL_PARITY),
+ FLAG(brc, PCI_BRIDGE_CTL_SERR),
+ FLAG(brc, PCI_BRIDGE_CTL_NO_ISA),
+ FLAG(brc, PCI_BRIDGE_CTL_VGA),
+ FLAG(brc, PCI_BRIDGE_CTL_VGA_16BIT),
+ FLAG(brc, PCI_BRIDGE_CTL_MASTER_ABORT),
+ FLAG(brc, PCI_BRIDGE_CTL_BUS_RESET),
+ FLAG(brc, PCI_BRIDGE_CTL_FAST_BACK));
+ printf("\t\tPriDiscTmr%c SecDiscTmr%c DiscTmrStat%c DiscTmrSERREn%c\n",
+ FLAG(brc, PCI_BRIDGE_CTL_PRI_DISCARD_TIMER),
+ FLAG(brc, PCI_BRIDGE_CTL_SEC_DISCARD_TIMER),
+ FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_STATUS),
+ FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_SERR_EN));
}
- 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) ? '+' : '-');
+ show_caps(d, PCI_CAPABILITY_LIST);
}
static void
-show_verbose(struct device *d)
+show_htype2(struct device *d)
{
- word status = get_conf_word(d, PCI_STATUS);
+ int i;
word cmd = get_conf_word(d, PCI_COMMAND);
- word class = get_conf_word(d, PCI_CLASS_DEVICE);
- byte bist = get_conf_byte(d, PCI_BIST);
- byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f;
- byte latency = get_conf_byte(d, PCI_LATENCY_TIMER);
- byte cache_line = get_conf_byte(d, PCI_CACHE_LINE_SIZE);
- byte max_lat, min_gnt;
- byte int_pin = get_conf_byte(d, PCI_INTERRUPT_PIN);
- byte int_line = get_conf_byte(d, PCI_INTERRUPT_LINE);
- unsigned int irq, ex_htype;
- word subsys_v, subsys_d;
-
- show_terse(d);
+ word brc = get_conf_word(d, PCI_CB_BRIDGE_CONTROL);
+ word exca;
+ int verb = verbose > 2;
- switch (class)
+ 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++)
{
- case PCI_CLASS_BRIDGE_PCI:
- ex_htype = 1;
- break;
- default:
- ex_htype = 0;
+ int p = 8*i;
+ u32 base = get_conf_long(d, PCI_CB_MEMORY_BASE_0 + p);
+ u32 limit = get_conf_long(d, PCI_CB_MEMORY_LIMIT_0 + p);
+ limit = limit + 0xfff;
+ if (base <= limit || verb)
+ printf("\tMemory window %d: %08x-%08x%s%s\n", i, base, limit,
+ (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]",
+ (brc & (PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 << i)) ? " (prefetchable)" : "");
}
- if (ex_htype != htype)
+ for (i=0; i<2; i++)
{
- printf("\t!!! Header type %02x doesn't match class code %04x\n", htype, class);
+ int p = 8*i;
+ u32 base = get_conf_long(d, PCI_CB_IO_BASE_0 + p);
+ u32 limit = get_conf_long(d, PCI_CB_IO_LIMIT_0 + p);
+ if (!(base & PCI_IO_RANGE_TYPE_32))
+ {
+ base &= 0xffff;
+ limit &= 0xffff;
+ }
+ base &= PCI_CB_IO_RANGE_MASK;
+ limit = (limit & PCI_CB_IO_RANGE_MASK) + 3;
+ if (base <= limit || verb)
+ printf("\tI/O window %d: %08x-%08x%s\n", i, base, limit,
+ (cmd & PCI_COMMAND_IO) ? "" : " [disabled]");
+ }
+
+ if (get_conf_word(d, PCI_CB_SEC_STATUS) & PCI_STATUS_SIG_SYSTEM_ERROR)
+ printf("\tSecondary status: SERR\n");
+ if (verbose > 1)
+ printf("\tBridgeCtl: Parity%c SERR%c ISA%c VGA%c MAbort%c >Reset%c 16bInt%c PostWrite%c\n",
+ FLAG(brc, PCI_CB_BRIDGE_CTL_PARITY),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_SERR),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_ISA),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_VGA),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_MASTER_ABORT),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_CB_RESET),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_16BIT_INT),
+ FLAG(brc, PCI_CB_BRIDGE_CTL_POST_WRITES));
+
+ if (d->config_cached < 128)
+ {
+ printf("\t<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);
+ 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;
+ int unknown_config_data = 0;
+ word class = p->device_class;
+ byte htype = d->no_config_access ? -1 : (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f);
+ byte bist;
+ byte max_lat, min_gnt;
+ 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 0:
+ case PCI_HEADER_TYPE_NORMAL:
+ if (class == PCI_CLASS_BRIDGE_PCI)
+ printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
+ bist = get_conf_byte(d, PCI_BIST);
max_lat = get_conf_byte(d, PCI_MAX_LAT);
min_gnt = get_conf_byte(d, PCI_MIN_GNT);
- subsys_v = get_conf_word(d, PCI_SUBSYSTEM_VENDOR_ID);
- subsys_d = get_conf_word(d, PCI_SUBSYSTEM_ID);
break;
- case 1:
- irq = int_line = int_pin = min_gnt = max_lat = 0;
- subsys_v = subsys_d = 0;
+ case PCI_HEADER_TYPE_BRIDGE:
+ if ((class >> 8) != PCI_BASE_CLASS_BRIDGE)
+ printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
+ 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;
}
- if (buscentric_view)
- irq = int_line;
- else
- irq = d->kernel_irq;
+ if (p->phy_slot)
+ printf("\tPhysical Slot: %s\n", p->phy_slot);
- if (verbose > 1)
+ if (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)
{
- if (subsys_v)
- printf("\tSubsystem ID: %04x:%04x\n", subsys_v, subsys_d);
- printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c\n",
- (cmd & PCI_COMMAND_IO) ? '+' : '-',
- (cmd & PCI_COMMAND_MEMORY) ? '+' : '-',
- (cmd & PCI_COMMAND_MASTER) ? '+' : '-',
- (cmd & PCI_COMMAND_SPECIAL) ? '+' : '-',
- (cmd & PCI_COMMAND_INVALIDATE) ? '+' : '-',
- (cmd & PCI_COMMAND_VGA_PALETTE) ? '+' : '-',
- (cmd & PCI_COMMAND_PARITY) ? '+' : '-',
- (cmd & PCI_COMMAND_WAIT) ? '+' : '-',
- (cmd & PCI_COMMAND_SERR) ? '+' : '-',
- (cmd & PCI_COMMAND_FAST_BACK) ? '+' : '-');
- printf("\tStatus: 66Mhz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c >SERR%c <PERR%c\n",
- (status & PCI_STATUS_66MHZ) ? '+' : '-',
- (status & PCI_STATUS_UDF) ? '+' : '-',
- (status & PCI_STATUS_FAST_BACK) ? '+' : '-',
- (status & PCI_STATUS_PARITY) ? '+' : '-',
+ word cmd = get_conf_word(d, PCI_COMMAND);
+ word status = get_conf_word(d, PCI_STATUS);
+ printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c DisINTx%c\n",
+ FLAG(cmd, PCI_COMMAND_IO),
+ FLAG(cmd, PCI_COMMAND_MEMORY),
+ FLAG(cmd, PCI_COMMAND_MASTER),
+ 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);
+ 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(" (");
+ 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)
- printf("\tInterrupt: pin %c routed to IRQ %d\n", 'A' + int_pin - 1, irq);
}
- else
+
+ 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 : '?'), 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);
+ }
+
+ 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, ");
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",
((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??");
if (cmd & PCI_COMMAND_MASTER)
printf(", latency %d", latency);
- if (int_pin)
- if (d->kernel_irq)
- printf(", IRQ %d", irq);
- else
- printf(", 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');
}
switch (htype)
{
- case 0:
+ case PCI_HEADER_TYPE_NORMAL:
show_htype0(d);
break;
- case 1:
+ case PCI_HEADER_TYPE_BRIDGE:
show_htype1(d);
break;
+ case PCI_HEADER_TYPE_CARDBUS:
+ show_htype2(d);
+ break;
+ default:
+ show_htype_unknown(d);
}
}
+/*** Machine-readable dumps ***/
+
static void
show_hex_dump(struct device *d)
{
- int i;
- int limit = (show_hex > 1) ? 256 : 64;
+ unsigned int i, cnt;
- for(i=0; i<limit; i++)
+ if (d->no_config_access)
+ {
+ printf("WARNING: Cannot show hex-dump of the config space\n");
+ return;
+ }
+
+ cnt = d->config_cached;
+ if (opt_hex >= 3 && config_fetch(d, cnt, 256-cnt))
+ {
+ cnt = 256;
+ if (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
-show(void)
+print_shell_escaped(char *c)
{
- struct device *d;
+ printf(" \"");
+ while (*c)
+ {
+ if (*c == '"' || *c == '\\')
+ putchar('\\');
+ putchar(*c++);
+ }
+ putchar('"');
+}
+
+static void
+show_machine(struct device *d)
+{
+ struct pci_dev *p = d->dev;
+ char classbuf[256], vendbuf[256], devbuf[256], svbuf[256], sdbuf[256];
+ char *dt_node, *iommu_group;
+
+ if (verbose)
+ {
+ pci_fill_info(p, PCI_FILL_PHYS_SLOT | PCI_FILL_NUMA_NODE | PCI_FILL_DT_NODE | PCI_FILL_IOMMU_GROUP);
+ printf((opt_machine >= 2) ? "Slot:\t" : "Device:\t");
+ show_slot_name(d);
+ putchar('\n');
+ printf("Class:\t%s\n",
+ pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class));
+ printf("Vendor:\t%s\n",
+ pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id));
+ printf("Device:\t%s\n",
+ pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id));
+ if ((p->known_fields & PCI_FILL_SUBSYS) &&
+ p->subsys_vendor_id && p->subsys_vendor_id != 0xffff)
+ {
+ printf("SVendor:\t%s\n",
+ pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->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, p->subsys_vendor_id, p->subsys_id));
+ }
+ if (p->phy_slot)
+ printf("PhySlot:\t%s\n", p->phy_slot);
+ if ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id)
+ printf("Rev:\t%02x\n", p->rev_id);
+ if (p->known_fields & PCI_FILL_CLASS_EXT)
+ printf("ProgIf:\t%02x\n", p->prog_if);
+ if (opt_kernel)
+ show_kernel_machine(d);
+ if (p->numa_node != -1)
+ printf("NUMANode:\t%d\n", p->numa_node);
+ if (dt_node = pci_get_string_property(p, PCI_FILL_DT_NODE))
+ printf("DTNode:\t%s\n", dt_node);
+ if (iommu_group = pci_get_string_property(p, PCI_FILL_IOMMU_GROUP))
+ printf("IOMMUGroup:\t%s\n", iommu_group);
+ }
+ else
+ {
+ show_slot_name(d);
+ print_shell_escaped(pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class));
+ print_shell_escaped(pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id));
+ print_shell_escaped(pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id));
+ if ((p->known_fields & PCI_FILL_CLASS_EXT) && p->rev_id)
+ printf(" -r%02x", p->rev_id);
+ if (p->known_fields & PCI_FILL_CLASS_EXT)
+ printf(" -p%02x", p->prog_if);
+ if ((p->known_fields & PCI_FILL_SUBSYS) &&
+ p->subsys_vendor_id && p->subsys_vendor_id != 0xffff)
+ {
+ print_shell_escaped(pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, p->subsys_vendor_id));
+ print_shell_escaped(pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, p->subsys_vendor_id, p->subsys_id));
+ }
+ else
+ printf(" \"\" \"\"");
+ putchar('\n');
+ }
+}
+
+/*** Main show function ***/
- for(d=first_dev; d; d=d->next)
+void
+show_device(struct device *d)
+{
+ if (opt_machine)
+ show_machine(d);
+ else
{
if (verbose)
show_verbose(d);
else
show_terse(d);
- if (show_hex)
- show_hex_dump(d);
- if (verbose || show_hex)
- putchar('\n');
+ if (opt_kernel || verbose)
+ show_kernel(d);
}
+ if (opt_hex)
+ show_hex_dump(d);
+ if (verbose || opt_hex)
+ putchar('\n');
+}
+
+static void
+show(void)
+{
+ struct device *d;
+
+ for (d=first_dev; d; d=d->next)
+ if (pci_filter_match(&filter, d->dev))
+ show_device(d);
}
/* Main */
main(int argc, char **argv)
{
int i;
+ char *msg;
+
+ if (argc == 2 && !strcmp(argv[1], "--version"))
+ {
+ puts("lspci version " PCIUTILS_VERSION);
+ return 0;
+ }
+
+ pacc = pci_alloc();
+ pacc->error = die;
+ pci_filter_init(pacc, &filter);
while ((i = getopt(argc, argv, options)) != -1)
switch (i)
{
case 'n':
- show_numeric_ids = 1;
+ pacc->numeric_ids++;
break;
case 'v':
verbose++;
break;
case 'b':
- buscentric_view = 1;
+ pacc->buscentric = 1;
+ break;
+ case 's':
+ if (msg = pci_filter_parse_slot(&filter, optarg))
+ die("-s: %s", msg);
+ 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 'B':
- bus_filter = strtol(optarg, NULL, 16);
+ case 'P':
+ opt_path++;
+ need_topology = 1;
break;
- case 'S':
- slot_filter = strtol(optarg, NULL, 16);
+ case 't':
+ opt_tree++;
+ need_topology = 1;
break;
- case 'F':
- func_filter = strtol(optarg, NULL, 16);
+ case 'i':
+ pci_set_name_list_path(pacc, optarg, 0);
break;
- case 'V':
- vend_filter = strtol(optarg, NULL, 16);
+ case 'm':
+ opt_machine++;
+ break;
+ case 'p':
+ opt_pcimap = optarg;
+ break;
+#ifdef PCI_OS_LINUX
+ case 'k':
+ opt_kernel++;
+ break;
+#endif
+ case 'M':
+ opt_map_mode++;
break;
case 'D':
- dev_filter = strtol(optarg, NULL, 16);
+ opt_domains = 2;
break;
- case 'x':
- show_hex++;
+#ifdef PCI_USE_DNS
+ case 'q':
+ opt_query_dns++;
break;
+ case 'Q':
+ opt_query_all = 1;
+ break;
+#else
+ case 'q':
+ case 'Q':
+ die("DNS queries are not available in this version");
+#endif
default:
+ if (parse_generic_option(i, pacc, optarg))
+ break;
bad:
- fprintf(stderr, help_msg);
+ fprintf(stderr, help_msg, pacc->id_file_name);
return 1;
}
if (optind < argc)
goto bad;
- scan_proc();
- sort_them();
- show();
+ 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;
- return 0;
+ pci_init(pacc);
+ if (opt_map_mode)
+ {
+ if (need_topology)
+ die("Bus mapping mode does not recognize bus topology");
+ map_the_bus();
+ }
+ else
+ {
+ scan_devices();
+ sort_them();
+ if (need_topology)
+ grow_tree();
+ if (opt_tree)
+ show_forest(opt_filter ? &filter : NULL);
+ else
+ show();
+ }
+ show_kernel_cleanup();
+ pci_cleanup(pacc);
+
+ return (seen_errors ? 2 : 0);
}
projects / pciutils.git / blobdiff