xref: /linux/tools/arch/x86/include/asm/emulate_prefix.h (revision c95baf12f5077419db01313ab61c2aac007d40cd)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_EMULATE_PREFIX_H
3 #define _ASM_X86_EMULATE_PREFIX_H
4 
5 /*
6  * Virt escape sequences to trigger instruction emulation;
7  * ideally these would decode to 'whole' instruction and not destroy
8  * the instruction stream; sadly this is not true for the 'kvm' one :/
9  */
10 
11 #define __XEN_EMULATE_PREFIX  0x0f,0x0b,0x78,0x65,0x6e  /* ud2 ; .ascii "xen" */
12 #define __KVM_EMULATE_PREFIX  0x0f,0x0b,0x6b,0x76,0x6d	/* ud2 ; .ascii "kvm" */
13 
14 #endif
15