xref: /OK3568_Linux_fs/u-boot/arch/mips/include/asm/sgidefs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 1996, 1999, 2001 Ralf Baechle
3*4882a593Smuzhiyun  * Copyright (C) 1999 Silicon Graphics, Inc.
4*4882a593Smuzhiyun  * Copyright (C) 2001 MIPS Technologies, Inc.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef __ASM_SGIDEFS_H
9*4882a593Smuzhiyun #define __ASM_SGIDEFS_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /*
12*4882a593Smuzhiyun  * Using a Linux compiler for building Linux seems logic but not to
13*4882a593Smuzhiyun  * everybody.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun #if 0 /* ndef __linux__ */
16*4882a593Smuzhiyun #error Use a Linux compiler or give up.
17*4882a593Smuzhiyun #endif
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /*
20*4882a593Smuzhiyun  * Definitions for the ISA levels
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * With the introduction of MIPS32 / MIPS64 instruction sets definitions
23*4882a593Smuzhiyun  * MIPS ISAs are no longer subsets of each other.  Therefore comparisons
24*4882a593Smuzhiyun  * on these symbols except with == may result in unexpected results and
25*4882a593Smuzhiyun  * are forbidden!
26*4882a593Smuzhiyun  */
27*4882a593Smuzhiyun #define _MIPS_ISA_MIPS1		1
28*4882a593Smuzhiyun #define _MIPS_ISA_MIPS2		2
29*4882a593Smuzhiyun #define _MIPS_ISA_MIPS3		3
30*4882a593Smuzhiyun #define _MIPS_ISA_MIPS4		4
31*4882a593Smuzhiyun #define _MIPS_ISA_MIPS5		5
32*4882a593Smuzhiyun #define _MIPS_ISA_MIPS32	6
33*4882a593Smuzhiyun #define _MIPS_ISA_MIPS64	7
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun /*
36*4882a593Smuzhiyun  * Subprogram calling convention
37*4882a593Smuzhiyun  */
38*4882a593Smuzhiyun #define _MIPS_SIM_ABI32		1
39*4882a593Smuzhiyun #define _MIPS_SIM_NABI32	2
40*4882a593Smuzhiyun #define _MIPS_SIM_ABI64		3
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif /* __ASM_SGIDEFS_H */
43