arch/powerpc/include/asm/kvm_asm.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License, version 2, as
   4  * published by the Free Software Foundation.
   5  *
   6  * This program is distributed in the hope that it will be useful,
   7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9  * GNU General Public License for more details.
  10  *
  11  * You should have received a copy of the GNU General Public License
  12  * along with this program; if not, write to the Free Software
  13  * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  14  *
  15  * Copyright IBM Corp. 2008
  16  *
  17  * Authors: Hollis Blanchard <hollisb@us.ibm.com>
  18  */
  19
  20 #ifndef __POWERPC_KVM_ASM_H__
  21 #define __POWERPC_KVM_ASM_H__
  22
  23 #ifdef __ASSEMBLY__
  24 #ifdef CONFIG_64BIT
  25 #define PPC_STD(sreg, offset, areg)  std sreg, (offset)(areg)
  26 #define PPC_LD(treg, offset, areg)   ld treg, (offset)(areg)
  27 #else
  28 #define PPC_STD(sreg, offset, areg)  stw sreg, (offset+4)(areg)
  29 #define PPC_LD(treg, offset, areg)   lwz treg, (offset+4)(areg)
  30 #endif
  31 #endif
  32
  33 /* IVPR must be 64KiB-aligned. */
  34 #define VCPU_SIZE_ORDER 4
  35 #define VCPU_SIZE_LOG   (VCPU_SIZE_ORDER + 12)
  36 #define VCPU_TLB_PGSZ   PPC44x_TLB_64K
  37 #define VCPU_SIZE_BYTES (1<<VCPU_SIZE_LOG)
  38
  39 #define BOOKE_INTERRUPT_CRITICAL 0
  40 #define BOOKE_INTERRUPT_MACHINE_CHECK 1
  41 #define BOOKE_INTERRUPT_DATA_STORAGE 2
  42 #define BOOKE_INTERRUPT_INST_STORAGE 3
  43 #define BOOKE_INTERRUPT_EXTERNAL 4
  44 #define BOOKE_INTERRUPT_ALIGNMENT 5
  45 #define BOOKE_INTERRUPT_PROGRAM 6
  46 #define BOOKE_INTERRUPT_FP_UNAVAIL 7
  47 #define BOOKE_INTERRUPT_SYSCALL 8
  48 #define BOOKE_INTERRUPT_AP_UNAVAIL 9
  49 #define BOOKE_INTERRUPT_DECREMENTER 10
  50 #define BOOKE_INTERRUPT_FIT 11
  51 #define BOOKE_INTERRUPT_WATCHDOG 12
  52 #define BOOKE_INTERRUPT_DTLB_MISS 13
  53 #define BOOKE_INTERRUPT_ITLB_MISS 14
  54 #define BOOKE_INTERRUPT_DEBUG 15
  55
  56 /* E500 */
  57 #define BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL 32
  58 #define BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST 33
  59 /*
  60  * TODO: Unify 32-bit and 64-bit kernel exception handlers to use same defines
  61  */
  62 #define BOOKE_INTERRUPT_SPE_UNAVAIL BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL
  63 #define BOOKE_INTERRUPT_SPE_FP_DATA BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST
  64 #define BOOKE_INTERRUPT_ALTIVEC_UNAVAIL BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL
  65 #define BOOKE_INTERRUPT_ALTIVEC_ASSIST \
  66                                 BOOKE_INTERRUPT_SPE_FP_DATA_ALTIVEC_ASSIST
  67 #define BOOKE_INTERRUPT_SPE_FP_ROUND 34
  68 #define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35
  69 #define BOOKE_INTERRUPT_DOORBELL 36
  70 #define BOOKE_INTERRUPT_DOORBELL_CRITICAL 37
  71
  72 /* booke_hv */
  73 #define BOOKE_INTERRUPT_GUEST_DBELL 38
  74 #define BOOKE_INTERRUPT_GUEST_DBELL_CRIT 39
  75 #define BOOKE_INTERRUPT_HV_SYSCALL 40
  76 #define BOOKE_INTERRUPT_HV_PRIV 41
  77
  78 /* book3s */
  79
  80 #define BOOK3S_INTERRUPT_SYSTEM_RESET   0x100
  81 #define BOOK3S_INTERRUPT_MACHINE_CHECK  0x200
  82 #define BOOK3S_INTERRUPT_DATA_STORAGE   0x300
  83 #define BOOK3S_INTERRUPT_DATA_SEGMENT   0x380
  84 #define BOOK3S_INTERRUPT_INST_STORAGE   0x400
  85 #define BOOK3S_INTERRUPT_INST_SEGMENT   0x480
  86 #define BOOK3S_INTERRUPT_EXTERNAL       0x500
  87 #define BOOK3S_INTERRUPT_EXTERNAL_LEVEL 0x501
  88 #define BOOK3S_INTERRUPT_EXTERNAL_HV    0x502
  89 #define BOOK3S_INTERRUPT_ALIGNMENT      0x600
  90 #define BOOK3S_INTERRUPT_PROGRAM        0x700
  91 #define BOOK3S_INTERRUPT_FP_UNAVAIL     0x800
  92 #define BOOK3S_INTERRUPT_DECREMENTER    0x900
  93 #define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980
  94 #define BOOK3S_INTERRUPT_SYSCALL        0xc00
  95 #define BOOK3S_INTERRUPT_TRACE          0xd00
  96 #define BOOK3S_INTERRUPT_H_DATA_STORAGE 0xe00
  97 #define BOOK3S_INTERRUPT_H_INST_STORAGE 0xe20
  98 #define BOOK3S_INTERRUPT_H_EMUL_ASSIST  0xe40
  99 #define BOOK3S_INTERRUPT_H_DOORBELL     0xe80
 100 #define BOOK3S_INTERRUPT_PERFMON        0xf00
 101 #define BOOK3S_INTERRUPT_ALTIVEC        0xf20
 102 #define BOOK3S_INTERRUPT_VSX            0xf40
 103 #define BOOK3S_INTERRUPT_H_FAC_UNAVAIL  0xf80
 104
 105 #define BOOK3S_IRQPRIO_SYSTEM_RESET             0
 106 #define BOOK3S_IRQPRIO_DATA_SEGMENT             1
 107 #define BOOK3S_IRQPRIO_INST_SEGMENT             2
 108 #define BOOK3S_IRQPRIO_DATA_STORAGE             3
 109 #define BOOK3S_IRQPRIO_INST_STORAGE             4
 110 #define BOOK3S_IRQPRIO_ALIGNMENT                5
 111 #define BOOK3S_IRQPRIO_PROGRAM                  6
 112 #define BOOK3S_IRQPRIO_FP_UNAVAIL               7
 113 #define BOOK3S_IRQPRIO_ALTIVEC                  8
 114 #define BOOK3S_IRQPRIO_VSX                      9
 115 #define BOOK3S_IRQPRIO_SYSCALL                  10
 116 #define BOOK3S_IRQPRIO_MACHINE_CHECK            11
 117 #define BOOK3S_IRQPRIO_DEBUG                    12
 118 #define BOOK3S_IRQPRIO_EXTERNAL                 13
 119 #define BOOK3S_IRQPRIO_DECREMENTER              14
 120 #define BOOK3S_IRQPRIO_PERFORMANCE_MONITOR      15
 121 #define BOOK3S_IRQPRIO_EXTERNAL_LEVEL           16
 122 #define BOOK3S_IRQPRIO_MAX                      17
 123
 124 #define BOOK3S_HFLAG_DCBZ32                     0x1
 125 #define BOOK3S_HFLAG_SLB                        0x2
 126 #define BOOK3S_HFLAG_PAIRED_SINGLE              0x4
 127 #define BOOK3S_HFLAG_NATIVE_PS                  0x8
 128 #define BOOK3S_HFLAG_MULTI_PGSIZE               0x10
 129 #define BOOK3S_HFLAG_NEW_TLBIE                  0x20
 130
 131 #define RESUME_FLAG_NV          (1<<0)  /* Reload guest nonvolatile state? */
 132 #define RESUME_FLAG_HOST        (1<<1)  /* Resume host? */
 133 #define RESUME_FLAG_ARCH1       (1<<2)
 134
 135 #define RESUME_GUEST            0
 136 #define RESUME_GUEST_NV         RESUME_FLAG_NV
 137 #define RESUME_HOST             RESUME_FLAG_HOST
 138 #define RESUME_HOST_NV          (RESUME_FLAG_HOST|RESUME_FLAG_NV)
 139
 140 #define KVM_GUEST_MODE_NONE     0
 141 #define KVM_GUEST_MODE_GUEST    1
 142 #define KVM_GUEST_MODE_SKIP     2
 143 #define KVM_GUEST_MODE_GUEST_HV 3
 144 #define KVM_GUEST_MODE_HOST_HV  4
 145
 146 #define KVM_INST_FETCH_FAILED   -1
 147
 148 #endif /* __POWERPC_KVM_ASM_H__ */