arch/powerpc/include/asm/kvm_asm.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *
   4  * Copyright IBM Corp. 2008
   5  *
   6  * Authors: Hollis Blanchard <hollisb@us.ibm.com>
   7  */
   8
   9 #ifndef __POWERPC_KVM_ASM_H__
  10 #define __POWERPC_KVM_ASM_H__
  11
  12 #ifdef __ASSEMBLY__
  13 #ifdef CONFIG_64BIT
  14 #define PPC_STD(sreg, offset, areg)  std sreg, (offset)(areg)
  15 #define PPC_LD(treg, offset, areg)   ld treg, (offset)(areg)
  16 #else
  17 #define PPC_STD(sreg, offset, areg)  stw sreg, (offset+4)(areg)
  18 #define PPC_LD(treg, offset, areg)   lwz treg, (offset+4)(areg)
  19 #endif
  20 #endif
  21
  22 /* IVPR must be 64KiB-aligned. */
  23 #define VCPU_SIZE_ORDER 4
  24 #define VCPU_SIZE_LOG   (VCPU_SIZE_ORDER + 12)
  25 #define VCPU_SIZE_BYTES (1<<VCPU_SIZE_LOG)
  26
  27 #define BOOKE_INTERRUPT_CRITICAL 0
  28 #define BOOKE_INTERRUPT_MACHINE_CHECK 1
  29 #define BOOKE_INTERRUPT_DATA_STORAGE 2
  30 #define BOOKE_INTERRUPT_INST_STORAGE 3
  31 #define BOOKE_INTERRUPT_EXTERNAL 4
  32 #define BOOKE_INTERRUPT_ALIGNMENT 5
  33 #define BOOKE_INTERRUPT_PROGRAM 6
  34 #define BOOKE_INTERRUPT_FP_UNAVAIL 7
  35 #define BOOKE_INTERRUPT_SYSCALL 8
  36 #define BOOKE_INTERRUPT_AP_UNAVAIL 9
  37 #define BOOKE_INTERRUPT_DECREMENTER 10
  38 #define BOOKE_INTERRUPT_FIT 11
  39 #define BOOKE_INTERRUPT_WATCHDOG 12
  40 #define BOOKE_INTERRUPT_DTLB_MISS 13
  41 #define BOOKE_INTERRUPT_ITLB_MISS 14
  42 #define BOOKE_INTERRUPT_DEBUG 15
  43
  44 /* E500 */
  45 #ifdef CONFIG_SPE_POSSIBLE
  46 #define BOOKE_INTERRUPT_SPE_UNAVAIL 32
  47 #define BOOKE_INTERRUPT_SPE_FP_DATA 33
  48 #define BOOKE_INTERRUPT_SPE_FP_ROUND 34
  49 #endif
  50
  51 #ifdef CONFIG_PPC_E500MC
  52 #define BOOKE_INTERRUPT_ALTIVEC_UNAVAIL 32
  53 #define BOOKE_INTERRUPT_ALTIVEC_ASSIST 33
  54 #endif
  55
  56 #define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35
  57 #define BOOKE_INTERRUPT_DOORBELL 36
  58 #define BOOKE_INTERRUPT_DOORBELL_CRITICAL 37
  59
  60 /* booke_hv */
  61 #define BOOKE_INTERRUPT_GUEST_DBELL 38
  62 #define BOOKE_INTERRUPT_GUEST_DBELL_CRIT 39
  63 #define BOOKE_INTERRUPT_HV_SYSCALL 40
  64 #define BOOKE_INTERRUPT_HV_PRIV 41
  65 #define BOOKE_INTERRUPT_LRAT_ERROR 42
  66
  67 /* book3s */
  68
  69 #define BOOK3S_INTERRUPT_SYSTEM_RESET   0x100
  70 #define BOOK3S_INTERRUPT_MACHINE_CHECK  0x200
  71 #define BOOK3S_INTERRUPT_DATA_STORAGE   0x300
  72 #define BOOK3S_INTERRUPT_DATA_SEGMENT   0x380
  73 #define BOOK3S_INTERRUPT_INST_STORAGE   0x400
  74 #define BOOK3S_INTERRUPT_INST_SEGMENT   0x480
  75 #define BOOK3S_INTERRUPT_EXTERNAL       0x500
  76 #define BOOK3S_INTERRUPT_EXTERNAL_HV    0x502
  77 #define BOOK3S_INTERRUPT_ALIGNMENT      0x600
  78 #define BOOK3S_INTERRUPT_PROGRAM        0x700
  79 #define BOOK3S_INTERRUPT_FP_UNAVAIL     0x800
  80 #define BOOK3S_INTERRUPT_DECREMENTER    0x900
  81 #define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980
  82 #define BOOK3S_INTERRUPT_DOORBELL       0xa00
  83 #define BOOK3S_INTERRUPT_SYSCALL        0xc00
  84 #define BOOK3S_INTERRUPT_TRACE          0xd00
  85 #define BOOK3S_INTERRUPT_H_DATA_STORAGE 0xe00
  86 #define BOOK3S_INTERRUPT_H_INST_STORAGE 0xe20
  87 #define BOOK3S_INTERRUPT_H_EMUL_ASSIST  0xe40
  88 #define BOOK3S_INTERRUPT_HMI            0xe60
  89 #define BOOK3S_INTERRUPT_H_DOORBELL     0xe80
  90 #define BOOK3S_INTERRUPT_H_VIRT         0xea0
  91 #define BOOK3S_INTERRUPT_PERFMON        0xf00
  92 #define BOOK3S_INTERRUPT_ALTIVEC        0xf20
  93 #define BOOK3S_INTERRUPT_VSX            0xf40
  94 #define BOOK3S_INTERRUPT_FAC_UNAVAIL    0xf60
  95 #define BOOK3S_INTERRUPT_H_FAC_UNAVAIL  0xf80
  96
  97 /* book3s_hv */
  98
  99 #define BOOK3S_INTERRUPT_HV_SOFTPATCH   0x1500
 100
 101 /*
 102  * Special trap used to indicate to host that this is a
 103  * passthrough interrupt that could not be handled
 104  * completely in the guest.
 105  */
 106 #define BOOK3S_INTERRUPT_HV_RM_HARD     0x5555
 107
 108 #define BOOK3S_IRQPRIO_SYSTEM_RESET             0
 109 #define BOOK3S_IRQPRIO_DATA_SEGMENT             1
 110 #define BOOK3S_IRQPRIO_INST_SEGMENT             2
 111 #define BOOK3S_IRQPRIO_DATA_STORAGE             3
 112 #define BOOK3S_IRQPRIO_INST_STORAGE             4
 113 #define BOOK3S_IRQPRIO_ALIGNMENT                5
 114 #define BOOK3S_IRQPRIO_PROGRAM                  6
 115 #define BOOK3S_IRQPRIO_FP_UNAVAIL               7
 116 #define BOOK3S_IRQPRIO_ALTIVEC                  8
 117 #define BOOK3S_IRQPRIO_VSX                      9
 118 #define BOOK3S_IRQPRIO_FAC_UNAVAIL              10
 119 #define BOOK3S_IRQPRIO_SYSCALL                  11
 120 #define BOOK3S_IRQPRIO_MACHINE_CHECK            12
 121 #define BOOK3S_IRQPRIO_DEBUG                    13
 122 #define BOOK3S_IRQPRIO_EXTERNAL                 14
 123 #define BOOK3S_IRQPRIO_DECREMENTER              15
 124 #define BOOK3S_IRQPRIO_PERFORMANCE_MONITOR      16
 125 #define BOOK3S_IRQPRIO_MAX                      17
 126
 127 #define BOOK3S_HFLAG_DCBZ32                     0x1
 128 #define BOOK3S_HFLAG_SLB                        0x2
 129 #define BOOK3S_HFLAG_PAIRED_SINGLE              0x4
 130 #define BOOK3S_HFLAG_NATIVE_PS                  0x8
 131 #define BOOK3S_HFLAG_MULTI_PGSIZE               0x10
 132 #define BOOK3S_HFLAG_NEW_TLBIE                  0x20
 133 #define BOOK3S_HFLAG_SPLIT_HACK                 0x40
 134
 135 #define RESUME_FLAG_NV          (1<<0)  /* Reload guest nonvolatile state? */
 136 #define RESUME_FLAG_HOST        (1<<1)  /* Resume host? */
 137 #define RESUME_FLAG_ARCH1       (1<<2)
 138 #define RESUME_FLAG_ARCH2       (1<<3)
 139
 140 #define RESUME_GUEST            0
 141 #define RESUME_GUEST_NV         RESUME_FLAG_NV
 142 #define RESUME_HOST             RESUME_FLAG_HOST
 143 #define RESUME_HOST_NV          (RESUME_FLAG_HOST|RESUME_FLAG_NV)
 144
 145 #define KVM_GUEST_MODE_NONE     0
 146 #define KVM_GUEST_MODE_GUEST    1
 147 #define KVM_GUEST_MODE_SKIP     2
 148 #define KVM_GUEST_MODE_GUEST_HV 3
 149 #define KVM_GUEST_MODE_HOST_HV  4
 150
 151 #define KVM_INST_FETCH_FAILED   -1
 152
 153 /* Extract PO and XOP opcode fields */
 154 #define PO_XOP_OPCODE_MASK 0xfc0007fe
 155
 156 #endif /* __POWERPC_KVM_ASM_H__ */