xref: /openbmc/qemu/linux-headers/asm-s390/kvm.h (revision 14a650ec)
1 #ifndef __LINUX_KVM_S390_H
2 #define __LINUX_KVM_S390_H
3 /*
4  * KVM s390 specific structures and definitions
5  *
6  * Copyright IBM Corp. 2008
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License (version 2 only)
10  * as published by the Free Software Foundation.
11  *
12  *    Author(s): Carsten Otte <cotte@de.ibm.com>
13  *               Christian Borntraeger <borntraeger@de.ibm.com>
14  */
15 #include <linux/types.h>
16 
17 #define __KVM_S390
18 
19 /* for KVM_GET_REGS and KVM_SET_REGS */
20 struct kvm_regs {
21 	/* general purpose regs for s390 */
22 	__u64 gprs[16];
23 };
24 
25 /* for KVM_GET_SREGS and KVM_SET_SREGS */
26 struct kvm_sregs {
27 	__u32 acrs[16];
28 	__u64 crs[16];
29 };
30 
31 /* for KVM_GET_FPU and KVM_SET_FPU */
32 struct kvm_fpu {
33 	__u32 fpc;
34 	__u64 fprs[16];
35 };
36 
37 struct kvm_debug_exit_arch {
38 };
39 
40 /* for KVM_SET_GUEST_DEBUG */
41 struct kvm_guest_debug_arch {
42 };
43 
44 #define KVM_SYNC_PREFIX (1UL << 0)
45 #define KVM_SYNC_GPRS   (1UL << 1)
46 #define KVM_SYNC_ACRS   (1UL << 2)
47 #define KVM_SYNC_CRS    (1UL << 3)
48 /* definition of registers in kvm_run */
49 struct kvm_sync_regs {
50 	__u64 prefix;	/* prefix register */
51 	__u64 gprs[16];	/* general purpose registers */
52 	__u32 acrs[16];	/* access registers */
53 	__u64 crs[16];	/* control registers */
54 };
55 
56 #define KVM_REG_S390_TODPR	(KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1)
57 #define KVM_REG_S390_EPOCHDIFF	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2)
58 #define KVM_REG_S390_CPU_TIMER  (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3)
59 #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4)
60 #endif
61