cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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kvm_asm.h (5006B)


      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_NESTED_HV_DECREMENTER	0x1980
     83#define BOOK3S_INTERRUPT_DOORBELL	0xa00
     84#define BOOK3S_INTERRUPT_SYSCALL	0xc00
     85#define BOOK3S_INTERRUPT_TRACE		0xd00
     86#define BOOK3S_INTERRUPT_H_DATA_STORAGE	0xe00
     87#define BOOK3S_INTERRUPT_H_INST_STORAGE	0xe20
     88#define BOOK3S_INTERRUPT_H_EMUL_ASSIST	0xe40
     89#define BOOK3S_INTERRUPT_HMI		0xe60
     90#define BOOK3S_INTERRUPT_H_DOORBELL	0xe80
     91#define BOOK3S_INTERRUPT_H_VIRT		0xea0
     92#define BOOK3S_INTERRUPT_PERFMON	0xf00
     93#define BOOK3S_INTERRUPT_ALTIVEC	0xf20
     94#define BOOK3S_INTERRUPT_VSX		0xf40
     95#define BOOK3S_INTERRUPT_FAC_UNAVAIL	0xf60
     96#define BOOK3S_INTERRUPT_H_FAC_UNAVAIL	0xf80
     97
     98/* book3s_hv */
     99
    100#define BOOK3S_INTERRUPT_HV_SOFTPATCH	0x1500
    101
    102/*
    103 * Special trap used to indicate to host that this is a
    104 * passthrough interrupt that could not be handled
    105 * completely in the guest.
    106 */
    107#define BOOK3S_INTERRUPT_HV_RM_HARD	0x5555
    108
    109#define BOOK3S_IRQPRIO_SYSTEM_RESET		0
    110#define BOOK3S_IRQPRIO_DATA_SEGMENT		1
    111#define BOOK3S_IRQPRIO_INST_SEGMENT		2
    112#define BOOK3S_IRQPRIO_DATA_STORAGE		3
    113#define BOOK3S_IRQPRIO_INST_STORAGE		4
    114#define BOOK3S_IRQPRIO_ALIGNMENT		5
    115#define BOOK3S_IRQPRIO_PROGRAM			6
    116#define BOOK3S_IRQPRIO_FP_UNAVAIL		7
    117#define BOOK3S_IRQPRIO_ALTIVEC			8
    118#define BOOK3S_IRQPRIO_VSX			9
    119#define BOOK3S_IRQPRIO_FAC_UNAVAIL		10
    120#define BOOK3S_IRQPRIO_SYSCALL			11
    121#define BOOK3S_IRQPRIO_MACHINE_CHECK		12
    122#define BOOK3S_IRQPRIO_DEBUG			13
    123#define BOOK3S_IRQPRIO_EXTERNAL			14
    124#define BOOK3S_IRQPRIO_DECREMENTER		15
    125#define BOOK3S_IRQPRIO_PERFORMANCE_MONITOR	16
    126#define BOOK3S_IRQPRIO_MAX			17
    127
    128#define BOOK3S_HFLAG_DCBZ32			0x1
    129#define BOOK3S_HFLAG_SLB			0x2
    130#define BOOK3S_HFLAG_PAIRED_SINGLE		0x4
    131#define BOOK3S_HFLAG_NATIVE_PS			0x8
    132#define BOOK3S_HFLAG_MULTI_PGSIZE		0x10
    133#define BOOK3S_HFLAG_NEW_TLBIE			0x20
    134#define BOOK3S_HFLAG_SPLIT_HACK			0x40
    135
    136#define RESUME_FLAG_NV          (1<<0)  /* Reload guest nonvolatile state? */
    137#define RESUME_FLAG_HOST        (1<<1)  /* Resume host? */
    138#define RESUME_FLAG_ARCH1	(1<<2)
    139#define RESUME_FLAG_ARCH2	(1<<3)
    140
    141#define RESUME_GUEST            0
    142#define RESUME_GUEST_NV         RESUME_FLAG_NV
    143#define RESUME_HOST             RESUME_FLAG_HOST
    144#define RESUME_HOST_NV          (RESUME_FLAG_HOST|RESUME_FLAG_NV)
    145
    146#define KVM_GUEST_MODE_NONE	0
    147#define KVM_GUEST_MODE_GUEST	1
    148#define KVM_GUEST_MODE_SKIP	2
    149#define KVM_GUEST_MODE_GUEST_HV	3
    150#define KVM_GUEST_MODE_HOST_HV	4
    151#define KVM_GUEST_MODE_HV_P9	5 /* ISA >= v3.0 path */
    152
    153#define KVM_INST_FETCH_FAILED	-1
    154
    155/* Extract PO and XOP opcode fields */
    156#define PO_XOP_OPCODE_MASK 0xfc0007fe
    157
    158#endif /* __POWERPC_KVM_ASM_H__ */