xref: /OK3568_Linux_fs/kernel/arch/x86/include/asm/emulate_prefix.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _ASM_X86_EMULATE_PREFIX_H
3*4882a593Smuzhiyun #define _ASM_X86_EMULATE_PREFIX_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun  * Virt escape sequences to trigger instruction emulation;
7*4882a593Smuzhiyun  * ideally these would decode to 'whole' instruction and not destroy
8*4882a593Smuzhiyun  * the instruction stream; sadly this is not true for the 'kvm' one :/
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define __XEN_EMULATE_PREFIX  0x0f,0x0b,0x78,0x65,0x6e  /* ud2 ; .ascii "xen" */
12*4882a593Smuzhiyun #define __KVM_EMULATE_PREFIX  0x0f,0x0b,0x6b,0x76,0x6d	/* ud2 ; .ascii "kvm" */
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #endif
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