xref: /linux/arch/arm/include/asm/opcodes-virt.h (revision ec63e2a4897075e427c121d863bd89c44578094f)
1 /*
2  * opcodes-virt.h: Opcode definitions for the ARM virtualization extensions
3  * Copyright (C) 2012  Linaro Limited
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 #ifndef __ASM_ARM_OPCODES_VIRT_H
20 #define __ASM_ARM_OPCODES_VIRT_H
21 
22 #include <asm/opcodes.h>
23 
24 #define __HVC(imm16) __inst_arm_thumb32(				\
25 	0xE1400070 | (((imm16) & 0xFFF0) << 4) | ((imm16) & 0x000F),	\
26 	0xF7E08000 | (((imm16) & 0xF000) << 4) | ((imm16) & 0x0FFF)	\
27 )
28 
29 #define __ERET	__inst_arm_thumb32(					\
30 	0xE160006E,							\
31 	0xF3DE8F00							\
32 )
33 
34 #define __MSR_ELR_HYP(regnum)	__inst_arm_thumb32(			\
35 	0xE12EF300 | regnum,						\
36 	0xF3808E30 | (regnum << 16)					\
37 )
38 
39 #endif /* ! __ASM_ARM_OPCODES_VIRT_H */
40