summaryrefslogtreecommitdiff
path: root/arch/ia64/include/asm/esi.h
blob: 40991c6ba6476530b79b5781217599b325b5e661 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
/*
 * 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 */