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-rw-r--r--arch/loongarch/include/asm/bootinfo.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/bootinfo.h b/arch/loongarch/include/asm/bootinfo.h
new file mode 100644
index 000000000..ed0910e8b
--- /dev/null
+++ b/arch/loongarch/include/asm/bootinfo.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
+ */
+#ifndef _ASM_BOOTINFO_H
+#define _ASM_BOOTINFO_H
+
+#include <linux/types.h>
+#include <asm/setup.h>
+
+const char *get_system_type(void);
+
+extern void init_environ(void);
+extern void memblock_init(void);
+extern void platform_init(void);
+extern void plat_swiotlb_setup(void);
+extern int __init init_numa_memory(void);
+
+struct loongson_board_info {
+ int bios_size;
+ const char *bios_vendor;
+ const char *bios_version;
+ const char *bios_release_date;
+ const char *board_name;
+ const char *board_vendor;
+};
+
+struct loongson_system_configuration {
+ int nr_cpus;
+ int nr_nodes;
+ int boot_cpu_id;
+ int cores_per_node;
+ int cores_per_package;
+ unsigned long cores_io_master;
+ const char *cpuname;
+};
+
+extern u64 efi_system_table;
+extern unsigned long fw_arg0, fw_arg1, fw_arg2;
+extern struct loongson_board_info b_info;
+extern struct loongson_system_configuration loongson_sysconf;
+
+static inline bool io_master(int cpu)
+{
+ return test_bit(cpu, &loongson_sysconf.cores_io_master);
+}
+
+#endif /* _ASM_BOOTINFO_H */