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#ifndef _ASM_EFI_H
#define _ASM_EFI_H
#include <asm/io.h>
#include <asm/neon.h>
#ifdef CONFIG_EFI
extern void efi_init(void);
extern void efi_idmap_init(void);
#else
#define efi_init()
#define efi_idmap_init()
#endif
#define efi_call_virt(f, ...) \
({ \
efi_##f##_t *__f = efi.systab->runtime->f; \
efi_status_t __s; \
\
kernel_neon_begin(); \
__s = __f(__VA_ARGS__); \
kernel_neon_end(); \
__s; \
})
#define __efi_call_virt(f, ...) \
({ \
efi_##f##_t *__f = efi.systab->runtime->f; \
\
kernel_neon_begin(); \
__f(__VA_ARGS__); \
kernel_neon_end(); \
})
/* arch specific definitions used by the stub code */
/*
* AArch64 requires the DTB to be 8-byte aligned in the first 512MiB from
* start of kernel and may not cross a 2MiB boundary. We set alignment to
* 2MiB so we know it won't cross a 2MiB boundary.
*/
#define EFI_FDT_ALIGN SZ_2M /* used by allocate_new_fdt_and_exit_boot() */
#define MAX_FDT_OFFSET SZ_512M
#define efi_call_early(f, ...) sys_table_arg->boottime->f(__VA_ARGS__)
#endif /* _ASM_EFI_H */
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