LXR syslinux/com32/hdt/hdt-dump-pci.c

   1/* ----------------------------------------------------------------------- *
   2 *
   3 *   Copyright 2011 Erwan Velu - All Rights Reserved
   4 *
   5 *   Permission is hereby granted, free of charge, to any person
   6 *   obtaining a copy of this software and associated documentation
   7 *   files (the "Software"), to deal in the Software without
   8 *   restriction, including without limitation the rights to use,
   9 *   copy, modify, merge, publish, distribute, sublicense, and/or
  10 *   sell copies of the Software, and to permit persons to whom
  11 *   the Software is furnished to do so, subject to the following
  12 *   conditions:
  13 *
  14 *   The above copyright notice and this permission notice shall
  15 *   be included in all copies or substantial portions of the Software.
  16 *
  17 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19 *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21 *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22 *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24 *   OTHER DEALINGS IN THE SOFTWARE.
  25 *
  26 * -----------------------------------------------------------------------
  27 */
  28
  29#include "hdt-common.h"
  30#include "hdt-dump.h"
  31
  32void dump_pci(struct s_hardware *hardware, ZZJSON_CONFIG * config,
  33              ZZJSON ** item)
  34{
  35    int i = 1;
  36    struct pci_device *pci_device=NULL;
  37    char kernel_modules[LINUX_KERNEL_MODULE_SIZE *
  38                        MAX_KERNEL_MODULES_PER_PCI_DEVICE];
  39    bool nopciids = false;
  40    bool nomodulespcimap = false;
  41    bool nomodulesalias = false;
  42    bool nomodulesfile = false;
  43    int bus = 0, slot = 0, func = 0;
  44    
  45    if (hardware->pci_ids_return_code == -ENOPCIIDS) {
  46        nopciids = true;
  47    }
  48    if (hardware->modules_pcimap_return_code == -ENOMODULESPCIMAP) {
  49        nomodulespcimap = true;
  50    }
  51    if (hardware->modules_pcimap_return_code == -ENOMODULESALIAS) {
  52        nomodulesalias = true;
  53    }
  54
  55    nomodulesfile = nomodulespcimap && nomodulesalias;
  56
  57    CREATE_NEW_OBJECT;
  58
  59    add_i("pci_device.count", hardware->nb_pci_devices);
  60
  61    FLUSH_OBJECT;
  62    /* For every detected pci device, compute its submenu */
  63    for_each_pci_func(pci_device, hardware->pci_domain) {
  64        if (pci_device == NULL)
  65            continue;
  66        char v[10] = { 0 };
  67        char sv[10] = { 0 };
  68        char p[10] = { 0 };
  69        char sp[10] = { 0 };
  70        char c[10] = { 0 };
  71        char r[10] = { 0 };
  72
  73        CREATE_NEW_OBJECT;
  74        bus = __pci_bus;
  75        slot = __pci_slot;
  76        func = __pci_func;
  77
  78        memset(kernel_modules, 0, sizeof kernel_modules);
  79        for (int kmod = 0;
  80             kmod < pci_device->dev_info->linux_kernel_module_count; kmod++) {
  81            if (kmod > 0) {
  82                strncat(kernel_modules, " | ", 3);
  83            }
  84            strncat(kernel_modules,
  85                    pci_device->dev_info->linux_kernel_module[kmod],
  86                    LINUX_KERNEL_MODULE_SIZE - 1);
  87        }
  88        if (pci_device->dev_info->linux_kernel_module_count == 0)
  89            strlcpy(kernel_modules, "unknown", 7);
  90
  91        add_i("pci_device.number", i);
  92        if (nopciids == false) {
  93            add_s("pci_device.vendor_name", pci_device->dev_info->vendor_name);
  94            add_s("pci_device.product_name",
  95                   pci_device->dev_info->product_name);
  96        }
  97        if (nomodulesfile == false) {
  98            add_s("pci_device.class_name", pci_device->dev_info->class_name);
  99            add_s("pci_device.kernel_module", kernel_modules);
 100        }
 101
 102        snprintf(v, sizeof(v), "%04x", pci_device->vendor);
 103        snprintf(p, sizeof(p), "%04x", pci_device->product);
 104        snprintf(sv, sizeof(sv), "%04x", pci_device->sub_vendor);
 105        snprintf(sp, sizeof(sp), "%04x", pci_device->sub_product);
 106        snprintf(c, sizeof(c), "%02x.%02x.%02x",
 107                 pci_device->class[2],
 108                 pci_device->class[1], pci_device->class[0]);
 109        snprintf(r, sizeof(r), "%02x", pci_device->revision);
 110        add_s("pci_device.vendor_id", v);
 111        add_s("pci_device.product_id", p);
 112        add_s("pci_device.sub_vendor_id", sv);
 113        add_s("pci_device.sub_product_id", sp);
 114        add_s("pci_device.class_id", c);
 115        add_s("pci_device.revision", r);
 116        if ((pci_device->dev_info->irq > 0)
 117            && (pci_device->dev_info->irq < 255))
 118            add_i("pci_device.irq", pci_device->dev_info->irq);
 119
 120        add_i("pci_device.latency", pci_device->dev_info->latency);
 121        add_i("pci_device.bus", bus);
 122        add_i("pci_device.slot", slot);
 123        add_i("pci_device.func", func);
 124
 125        if (hardware->is_pxe_valid == true) {
 126            if ((hardware->pxe.pci_device != NULL)
 127                && (hardware->pxe.pci_device == pci_device)) {
 128                add_hs(pxe.mac_addr);
 129                add_s("pxe", "Current boot device");
 130            }
 131        }
 132        i++;
 133        FLUSH_OBJECT;
 134    }
 135    to_cpio("pci");
 136}
 137