kernel/arch/ia64/include/asm/esi.h
2024-07-22 17:22:30 +08:00

31 lines
887 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* ESI service calls.
*
* Copyright (c) Copyright 2005-2006 Hewlett-Packard Development Company, L.P.
* Alex Williamson <alex.williamson@hp.com>
*/
#ifndef esi_h
#define esi_h
#include <linux/efi.h>
#define ESI_QUERY 0x00000001
#define ESI_OPEN_HANDLE 0x02000000
#define ESI_CLOSE_HANDLE 0x02000001
enum esi_proc_type {
ESI_PROC_SERIALIZED, /* calls need to be serialized */
ESI_PROC_MP_SAFE, /* MP-safe, but not reentrant */
ESI_PROC_REENTRANT /* MP-safe and reentrant */
};
extern struct ia64_sal_retval esi_call_phys (void *, u64 *);
extern int ia64_esi_call(efi_guid_t, struct ia64_sal_retval *,
enum esi_proc_type,
u64, u64, u64, u64, u64, u64, u64, u64);
extern int ia64_esi_call_phys(efi_guid_t, struct ia64_sal_retval *, u64, u64,
u64, u64, u64, u64, u64, u64);
#endif /* esi_h */