[linux-2.6-block.git] / arch / powerpc / include / asm / kvm_asm.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *
 * Copyright IBM Corp. 2008
 *
 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
 */

#ifndef __POWERPC_KVM_ASM_H__
#define __POWERPC_KVM_ASM_H__

#ifdef __ASSEMBLY__
#ifdef CONFIG_64BIT
#define PPC_STD(sreg, offset, areg)  std sreg, (offset)(areg)
#define PPC_LD(treg, offset, areg)   ld treg, (offset)(areg)
#else
#define PPC_STD(sreg, offset, areg)  stw sreg, (offset+4)(areg)
#define PPC_LD(treg, offset, areg)   lwz treg, (offset+4)(areg)
#endif
#endif

/* IVPR must be 64KiB-aligned. */
#define VCPU_SIZE_ORDER 4
#define VCPU_SIZE_LOG   (VCPU_SIZE_ORDER + 12)
#define VCPU_SIZE_BYTES (1<<VCPU_SIZE_LOG)

#define BOOKE_INTERRUPT_CRITICAL 0
#define BOOKE_INTERRUPT_MACHINE_CHECK 1
#define BOOKE_INTERRUPT_DATA_STORAGE 2
#define BOOKE_INTERRUPT_INST_STORAGE 3
#define BOOKE_INTERRUPT_EXTERNAL 4
#define BOOKE_INTERRUPT_ALIGNMENT 5
#define BOOKE_INTERRUPT_PROGRAM 6
#define BOOKE_INTERRUPT_FP_UNAVAIL 7
#define BOOKE_INTERRUPT_SYSCALL 8
#define BOOKE_INTERRUPT_AP_UNAVAIL 9
#define BOOKE_INTERRUPT_DECREMENTER 10
#define BOOKE_INTERRUPT_FIT 11
#define BOOKE_INTERRUPT_WATCHDOG 12
#define BOOKE_INTERRUPT_DTLB_MISS 13
#define BOOKE_INTERRUPT_ITLB_MISS 14
#define BOOKE_INTERRUPT_DEBUG 15

/* E500 */
#ifdef CONFIG_SPE_POSSIBLE
#define BOOKE_INTERRUPT_SPE_UNAVAIL 32
#define BOOKE_INTERRUPT_SPE_FP_DATA 33
#define BOOKE_INTERRUPT_SPE_FP_ROUND 34
#endif

#ifdef CONFIG_PPC_E500MC
#define BOOKE_INTERRUPT_ALTIVEC_UNAVAIL 32
#define BOOKE_INTERRUPT_ALTIVEC_ASSIST 33
#endif

#define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35
#define BOOKE_INTERRUPT_DOORBELL 36
#define BOOKE_INTERRUPT_DOORBELL_CRITICAL 37

/* booke_hv */
#define BOOKE_INTERRUPT_GUEST_DBELL 38
#define BOOKE_INTERRUPT_GUEST_DBELL_CRIT 39
#define BOOKE_INTERRUPT_HV_SYSCALL 40
#define BOOKE_INTERRUPT_HV_PRIV 41
#define BOOKE_INTERRUPT_LRAT_ERROR 42

/* book3s */

#define BOOK3S_INTERRUPT_SYSTEM_RESET	0x100
#define BOOK3S_INTERRUPT_MACHINE_CHECK	0x200
#define BOOK3S_INTERRUPT_DATA_STORAGE	0x300
#define BOOK3S_INTERRUPT_DATA_SEGMENT	0x380
#define BOOK3S_INTERRUPT_INST_STORAGE	0x400
#define BOOK3S_INTERRUPT_INST_SEGMENT	0x480
#define BOOK3S_INTERRUPT_EXTERNAL	0x500
#define BOOK3S_INTERRUPT_EXTERNAL_HV	0x502
#define BOOK3S_INTERRUPT_ALIGNMENT	0x600
#define BOOK3S_INTERRUPT_PROGRAM	0x700
#define BOOK3S_INTERRUPT_FP_UNAVAIL	0x800
#define BOOK3S_INTERRUPT_DECREMENTER	0x900
#define BOOK3S_INTERRUPT_HV_DECREMENTER	0x980
#define BOOK3S_INTERRUPT_NESTED_HV_DECREMENTER	0x1980
#define BOOK3S_INTERRUPT_DOORBELL	0xa00
#define BOOK3S_INTERRUPT_SYSCALL	0xc00
#define BOOK3S_INTERRUPT_TRACE		0xd00
#define BOOK3S_INTERRUPT_H_DATA_STORAGE	0xe00
#define BOOK3S_INTERRUPT_H_INST_STORAGE	0xe20
#define BOOK3S_INTERRUPT_H_EMUL_ASSIST	0xe40
#define BOOK3S_INTERRUPT_HMI		0xe60
#define BOOK3S_INTERRUPT_H_DOORBELL	0xe80
#define BOOK3S_INTERRUPT_H_VIRT		0xea0
#define BOOK3S_INTERRUPT_PERFMON	0xf00
#define BOOK3S_INTERRUPT_ALTIVEC	0xf20
#define BOOK3S_INTERRUPT_VSX		0xf40
#define BOOK3S_INTERRUPT_FAC_UNAVAIL	0xf60
#define BOOK3S_INTERRUPT_H_FAC_UNAVAIL	0xf80

/* book3s_hv */

#define BOOK3S_INTERRUPT_HV_SOFTPATCH	0x1500

/*
 * Special trap used to indicate to host that this is a
 * passthrough interrupt that could not be handled
 * completely in the guest.
 */
#define BOOK3S_INTERRUPT_HV_RM_HARD	0x5555

#define BOOK3S_IRQPRIO_SYSTEM_RESET		0
#define BOOK3S_IRQPRIO_DATA_SEGMENT		1
#define BOOK3S_IRQPRIO_INST_SEGMENT		2
#define BOOK3S_IRQPRIO_DATA_STORAGE		3
#define BOOK3S_IRQPRIO_INST_STORAGE		4
#define BOOK3S_IRQPRIO_ALIGNMENT		5
#define BOOK3S_IRQPRIO_PROGRAM			6
#define BOOK3S_IRQPRIO_FP_UNAVAIL		7
#define BOOK3S_IRQPRIO_ALTIVEC			8
#define BOOK3S_IRQPRIO_VSX			9
#define BOOK3S_IRQPRIO_FAC_UNAVAIL		10
#define BOOK3S_IRQPRIO_SYSCALL			11
#define BOOK3S_IRQPRIO_MACHINE_CHECK		12
#define BOOK3S_IRQPRIO_DEBUG			13
#define BOOK3S_IRQPRIO_EXTERNAL			14
#define BOOK3S_IRQPRIO_DECREMENTER		15
#define BOOK3S_IRQPRIO_PERFORMANCE_MONITOR	16
#define BOOK3S_IRQPRIO_MAX			17

#define BOOK3S_HFLAG_DCBZ32			0x1
#define BOOK3S_HFLAG_SLB			0x2
#define BOOK3S_HFLAG_PAIRED_SINGLE		0x4
#define BOOK3S_HFLAG_NATIVE_PS			0x8
#define BOOK3S_HFLAG_MULTI_PGSIZE		0x10
#define BOOK3S_HFLAG_NEW_TLBIE			0x20
#define BOOK3S_HFLAG_SPLIT_HACK			0x40

#define RESUME_FLAG_NV          (1<<0)  /* Reload guest nonvolatile state? */
#define RESUME_FLAG_HOST        (1<<1)  /* Resume host? */
#define RESUME_FLAG_ARCH1	(1<<2)
#define RESUME_FLAG_ARCH2	(1<<3)

#define RESUME_GUEST            0
#define RESUME_GUEST_NV         RESUME_FLAG_NV
#define RESUME_HOST             RESUME_FLAG_HOST
#define RESUME_HOST_NV          (RESUME_FLAG_HOST|RESUME_FLAG_NV)

#define KVM_GUEST_MODE_NONE	0
#define KVM_GUEST_MODE_GUEST	1
#define KVM_GUEST_MODE_SKIP	2
#define KVM_GUEST_MODE_GUEST_HV	3
#define KVM_GUEST_MODE_HOST_HV	4
#define KVM_GUEST_MODE_HV_P9	5 /* ISA >= v3.0 path */

#define KVM_INST_FETCH_FAILED	-1

/* Extract PO and XOP opcode fields */
#define PO_XOP_OPCODE_MASK 0xfc0007fe

#endif /* __POWERPC_KVM_ASM_H__ */
Commit	Line	Data
d94d71cb	1	/* SPDX-License-Identifier: GPL-2.0-only */
bbf45ba5	2	/*
bbf45ba5 HB	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
3d4c6826	12	#ifdef __ASSEMBLY__
185e4188 VS	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
3d4c6826	20	#endif
185e4188	21
bbf45ba5 HB	22	/* IVPR must be 64KiB-aligned. */
	23	#define VCPU_SIZE_ORDER 4
	24	#define VCPU_SIZE_LOG (VCPU_SIZE_ORDER + 12)
bbf45ba5 HB	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
bb3a8a17 HB	43
bb3a8a17 HB	44	/* E500 */
e9a94832 MC	45	#ifdef CONFIG_SPE_POSSIBLE
	46	#define BOOKE_INTERRUPT_SPE_UNAVAIL 32
	47	#define BOOKE_INTERRUPT_SPE_FP_DATA 33
bb3a8a17	48	#define BOOKE_INTERRUPT_SPE_FP_ROUND 34
e9a94832 MC	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
bb3a8a17	56	#define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35
d30f6e48 SW	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
228b1a47	65	#define BOOKE_INTERRUPT_LRAT_ERROR 42
bbf45ba5	66
83cd259d AG	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
a5d4f3ad	76	#define BOOK3S_INTERRUPT_EXTERNAL_HV 0x502
83cd259d AG	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
de56a948	81	#define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980
46dea77f	82	#define BOOK3S_INTERRUPT_NESTED_HV_DECREMENTER 0x1980
40688909	83	#define BOOK3S_INTERRUPT_DOORBELL 0xa00
83cd259d AG	84	#define BOOK3S_INTERRUPT_SYSCALL 0xc00
83cd259d AG	85	#define BOOK3S_INTERRUPT_TRACE 0xd00
de56a948 PM	86	#define BOOK3S_INTERRUPT_H_DATA_STORAGE 0xe00
	87	#define BOOK3S_INTERRUPT_H_INST_STORAGE 0xe20
	88	#define BOOK3S_INTERRUPT_H_EMUL_ASSIST 0xe40
0869b6fd	89	#define BOOK3S_INTERRUPT_HMI 0xe60
5d00f66b	90	#define BOOK3S_INTERRUPT_H_DOORBELL 0xe80
84f7139c	91	#define BOOK3S_INTERRUPT_H_VIRT 0xea0
83cd259d AG	92	#define BOOK3S_INTERRUPT_PERFMON 0xf00
	93	#define BOOK3S_INTERRUPT_ALTIVEC 0xf20
	94	#define BOOK3S_INTERRUPT_VSX 0xf40
616dff86	95	#define BOOK3S_INTERRUPT_FAC_UNAVAIL 0xf60
bd3048b8	96	#define BOOK3S_INTERRUPT_H_FAC_UNAVAIL 0xf80
83cd259d	97
f7af5209 SW	98	/* book3s_hv */
f7af5209 SW	99
4bb3c7a0 PM	100	#define BOOK3S_INTERRUPT_HV_SOFTPATCH 0x1500
4bb3c7a0 PM	101
f7af5209 SW	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
83cd259d AG	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
616dff86 AG	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
d24ea8a7	126	#define BOOK3S_IRQPRIO_MAX 17
83cd259d AG	127
83cd259d AG	128	#define BOOK3S_HFLAG_DCBZ32 0x1
e15a1137	129	#define BOOK3S_HFLAG_SLB 0x2
3c402a75	130	#define BOOK3S_HFLAG_PAIRED_SINGLE 0x4
b83d4a9c	131	#define BOOK3S_HFLAG_NATIVE_PS 0x8
a4a0f252 PM	132	#define BOOK3S_HFLAG_MULTI_PGSIZE 0x10
a4a0f252 PM	133	#define BOOK3S_HFLAG_NEW_TLBIE 0x20
c01e3f66	134	#define BOOK3S_HFLAG_SPLIT_HACK 0x40
83cd259d	135
bbf45ba5 HB	136	#define RESUME_FLAG_NV (1<<0) /* Reload guest nonvolatile state? */
bbf45ba5 HB	137	#define RESUME_FLAG_HOST (1<<1) /* Resume host? */
913d3ff9	138	#define RESUME_FLAG_ARCH1 (1<<2)
f7af5209	139	#define RESUME_FLAG_ARCH2 (1<<3)
bbf45ba5 HB	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
b4433a7c AG	146	#define KVM_GUEST_MODE_NONE 0
	147	#define KVM_GUEST_MODE_GUEST 1
	148	#define KVM_GUEST_MODE_SKIP 2
44a3add8 PM	149	#define KVM_GUEST_MODE_GUEST_HV 3
44a3add8 PM	150	#define KVM_GUEST_MODE_HOST_HV 4
0bf7e1b2	151	#define KVM_GUEST_MODE_HV_P9 5 /* ISA >= v3.0 path */
b4433a7c AG	152
	153	#define KVM_INST_FETCH_FAILED -1
	154
1dff3064 GR	155	/* Extract PO and XOP opcode fields */
	156	#define PO_XOP_OPCODE_MASK 0xfc0007fe
	157
bbf45ba5	158	#endif /* __POWERPC_KVM_ASM_H__ */