linux-headers/asm-s390/kvm.h

   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