1// SPDX-License-Identifier: GPL-2.0
2#include <linux/kobject.h>
3#include <boot_param.h>
4
5static 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}
33static struct kobj_attribute boardinfo_attr = __ATTR(boardinfo, 0444,
34						     boardinfo_show, NULL);
35
36static 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}
48late_initcall(boardinfo_init);
49