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-rw-r--r--arch/loongarch/include/asm/efi.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/efi.h b/arch/loongarch/include/asm/efi.h
new file mode 100644
index 0000000000..91d81f9730
--- /dev/null
+++ b/arch/loongarch/include/asm/efi.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
+ */
+#ifndef _ASM_LOONGARCH_EFI_H
+#define _ASM_LOONGARCH_EFI_H
+
+#include <linux/efi.h>
+
+void __init efi_init(void);
+void __init efi_runtime_init(void);
+void __init *efi_fdt_pointer(void);
+void efifb_setup_from_dmi(struct screen_info *si, const char *opt);
+
+#define ARCH_EFI_IRQ_FLAGS_MASK 0x00000004 /* Bit 2: CSR.CRMD.IE */
+
+#define arch_efi_call_virt_setup()
+#define arch_efi_call_virt_teardown()
+
+#define EFI_ALLOC_ALIGN SZ_64K
+#define EFI_RT_VIRTUAL_OFFSET CSR_DMW0_BASE
+
+static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
+{
+ return ULONG_MAX;
+}
+
+static inline unsigned long efi_get_kimg_min_align(void)
+{
+ return SZ_2M;
+}
+
+#define EFI_KIMG_PREFERRED_ADDRESS PHYSADDR(VMLINUX_LOAD_ADDRESS)
+
+unsigned long kernel_entry_address(unsigned long kernel_addr);
+
+#endif /* _ASM_LOONGARCH_EFI_H */