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_SIZE_BYTES (1<<VCPU_SIZE_LOG)
37
38#define BOOKE_INTERRUPT_CRITICAL 0
39#define BOOKE_INTERRUPT_MACHINE_CHECK 1
40#define BOOKE_INTERRUPT_DATA_STORAGE 2
41#define BOOKE_INTERRUPT_INST_STORAGE 3
42#define BOOKE_INTERRUPT_EXTERNAL 4
43#define BOOKE_INTERRUPT_ALIGNMENT 5
44#define BOOKE_INTERRUPT_PROGRAM 6
45#define BOOKE_INTERRUPT_FP_UNAVAIL 7
46#define BOOKE_INTERRUPT_SYSCALL 8
47#define BOOKE_INTERRUPT_AP_UNAVAIL 9
48#define BOOKE_INTERRUPT_DECREMENTER 10
49#define BOOKE_INTERRUPT_FIT 11
50#define BOOKE_INTERRUPT_WATCHDOG 12
51#define BOOKE_INTERRUPT_DTLB_MISS 13
52#define BOOKE_INTERRUPT_ITLB_MISS 14
53#define BOOKE_INTERRUPT_DEBUG 15
54
55/* E500 */
56#ifdef CONFIG_SPE_POSSIBLE
57#define BOOKE_INTERRUPT_SPE_UNAVAIL 32
58#define BOOKE_INTERRUPT_SPE_FP_DATA 33
59#define BOOKE_INTERRUPT_SPE_FP_ROUND 34
60#endif
61
62#ifdef CONFIG_PPC_E500MC
63#define BOOKE_INTERRUPT_ALTIVEC_UNAVAIL 32
64#define BOOKE_INTERRUPT_ALTIVEC_ASSIST 33
65#endif
66
67#define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35
68#define BOOKE_INTERRUPT_DOORBELL 36
69#define BOOKE_INTERRUPT_DOORBELL_CRITICAL 37
70
71/* booke_hv */
72#define BOOKE_INTERRUPT_GUEST_DBELL 38
73#define BOOKE_INTERRUPT_GUEST_DBELL_CRIT 39
74#define BOOKE_INTERRUPT_HV_SYSCALL 40
75#define BOOKE_INTERRUPT_HV_PRIV 41
76#define BOOKE_INTERRUPT_LRAT_ERROR 42
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_DOORBELL	0xa00
95#define BOOK3S_INTERRUPT_SYSCALL	0xc00
96#define BOOK3S_INTERRUPT_TRACE		0xd00
97#define BOOK3S_INTERRUPT_H_DATA_STORAGE	0xe00
98#define BOOK3S_INTERRUPT_H_INST_STORAGE	0xe20
99#define BOOK3S_INTERRUPT_H_EMUL_ASSIST	0xe40
100#define BOOK3S_INTERRUPT_HMI		0xe60
101#define BOOK3S_INTERRUPT_H_DOORBELL	0xe80
102#define BOOK3S_INTERRUPT_PERFMON	0xf00
103#define BOOK3S_INTERRUPT_ALTIVEC	0xf20
104#define BOOK3S_INTERRUPT_VSX		0xf40
105#define BOOK3S_INTERRUPT_FAC_UNAVAIL	0xf60
106#define BOOK3S_INTERRUPT_H_FAC_UNAVAIL	0xf80
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_EXTERNAL_LEVEL		17
126#define BOOK3S_IRQPRIO_MAX			18
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
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#endif /* __POWERPC_KVM_ASM_H__ */
154