1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
4 */
5 #ifndef _ASM_LOONGARCH_EFI_H
6 #define _ASM_LOONGARCH_EFI_H
7
8 #include <linux/efi.h>
9
10 void __init efi_init(void);
11 void __init efi_runtime_init(void);
12 void __init *efi_fdt_pointer(void);
13 void efifb_setup_from_dmi(struct screen_info *si, const char *opt);
14
15 #define ARCH_EFI_IRQ_FLAGS_MASK 0x00000004 /* Bit 2: CSR.CRMD.IE */
16
17 #define arch_efi_call_virt_setup()
18 #define arch_efi_call_virt_teardown()
19
20 #define EFI_ALLOC_ALIGN SZ_64K
21 #define EFI_RT_VIRTUAL_OFFSET CSR_DMW0_BASE
22
23 static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
24 {
25 return ULONG_MAX;
26 }
27
28 static inline unsigned long efi_get_kimg_min_align(void)
29 {
30 return SZ_2M;
31 }
32
33 #define EFI_KIMG_PREFERRED_ADDRESS PHYSADDR(VMLINUX_LOAD_ADDRESS)
34
35 #endif /* _ASM_LOONGARCH_EFI_H */
36
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