arch/mips/loongson64/boardinfo.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/kobject.h>
   3 #include <boot_param.h>
   4
   5 static ssize_t boardinfo_show(struct kobject *kobj,
   6                               struct kobj_attribute *attr, char *buf)
   7 {
   8         char board_manufacturer[64] = {0};
   9         char *tmp_board_manufacturer = board_manufacturer;
  10         char bios_vendor[64] = {0};
  11         char *tmp_bios_vendor = bios_vendor;
  12
  13         strcpy(board_manufacturer, eboard->name);
  14         strcpy(bios_vendor, einter->description);
  15
  16         return sprintf(buf,
  17                        "Board Info\n"
  18                        "Manufacturer\t\t: %s\n"
  19                        "Board Name\t\t: %s\n"
  20                        "Family\t\t\t: LOONGSON3\n\n"
  21                        "BIOS Info\n"
  22                        "Vendor\t\t\t: %s\n"
  23                        "Version\t\t\t: %s\n"
  24                        "ROM Size\t\t: %d KB\n"
  25                        "Release Date\t\t: %s\n",
  26                        strsep(&tmp_board_manufacturer, "-"),
  27                        eboard->name,
  28                        strsep(&tmp_bios_vendor, "-"),
  29                        einter->description,
  30                        einter->size,
  31                        especial->special_name);
  32 }
  33 static struct kobj_attribute boardinfo_attr = __ATTR(boardinfo, 0444,
  34                                                      boardinfo_show, NULL);
  35
  36 static int __init boardinfo_init(void)
  37 {
  38         struct kobject *lefi_kobj;
  39
  40         lefi_kobj = kobject_create_and_add("lefi", firmware_kobj);
  41         if (!lefi_kobj) {
  42                 pr_err("lefi: Firmware registration failed.\n");
  43                 return -ENOMEM;
  44         }
  45
  46         return sysfs_create_file(lefi_kobj, &boardinfo_attr.attr);
  47 }
  48 late_initcall(boardinfo_init);