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-rw-r--r--arch/mips/loongson64/boardinfo.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/mips/loongson64/boardinfo.c b/arch/mips/loongson64/boardinfo.c
new file mode 100644
index 000000000..280989c5a
--- /dev/null
+++ b/arch/mips/loongson64/boardinfo.c
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/kobject.h>
+#include <boot_param.h>
+
+static ssize_t boardinfo_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
+{
+ char board_manufacturer[64] = {0};
+ char *tmp_board_manufacturer = board_manufacturer;
+ char bios_vendor[64] = {0};
+ char *tmp_bios_vendor = bios_vendor;
+
+ strcpy(board_manufacturer, eboard->name);
+ strcpy(bios_vendor, einter->description);
+
+ return sprintf(buf,
+ "Board Info\n"
+ "Manufacturer\t\t: %s\n"
+ "Board Name\t\t: %s\n"
+ "Family\t\t\t: LOONGSON3\n\n"
+ "BIOS Info\n"
+ "Vendor\t\t\t: %s\n"
+ "Version\t\t\t: %s\n"
+ "ROM Size\t\t: %d KB\n"
+ "Release Date\t\t: %s\n",
+ strsep(&tmp_board_manufacturer, "-"),
+ eboard->name,
+ strsep(&tmp_bios_vendor, "-"),
+ einter->description,
+ einter->size,
+ especial->special_name);
+}
+static struct kobj_attribute boardinfo_attr = __ATTR(boardinfo, 0444,
+ boardinfo_show, NULL);
+
+static int __init boardinfo_init(void)
+{
+ struct kobject *lefi_kobj;
+
+ lefi_kobj = kobject_create_and_add("lefi", firmware_kobj);
+ if (!lefi_kobj) {
+ pr_err("lefi: Firmware registration failed.\n");
+ return -ENOMEM;
+ }
+
+ return sysfs_create_file(lefi_kobj, &boardinfo_attr.attr);
+}
+late_initcall(boardinfo_init);