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dd135ebb CB |
1 | #ifndef __LINUX_KVM_S390_H |
2 | #define __LINUX_KVM_S390_H | |
b0c632db | 3 | /* |
a53c8fab | 4 | * KVM s390 specific structures and definitions |
b0c632db HC |
5 | * |
6 | * Copyright IBM Corp. 2008 | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License (version 2 only) | |
10 | * as published by the Free Software Foundation. | |
11 | * | |
12 | * Author(s): Carsten Otte <cotte@de.ibm.com> | |
13 | * Christian Borntraeger <borntraeger@de.ibm.com> | |
14 | */ | |
0680ba01 | 15 | #include <linux/types.h> |
b0c632db | 16 | |
d7b0b5eb | 17 | #define __KVM_S390 |
27291e21 | 18 | #define __KVM_HAVE_GUEST_DEBUG |
d7b0b5eb | 19 | |
c05c4186 JF |
20 | /* Device control API: s390-specific devices */ |
21 | #define KVM_DEV_FLIC_GET_ALL_IRQS 1 | |
22 | #define KVM_DEV_FLIC_ENQUEUE 2 | |
23 | #define KVM_DEV_FLIC_CLEAR_IRQS 3 | |
3c038e6b DD |
24 | #define KVM_DEV_FLIC_APF_ENABLE 4 |
25 | #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 | |
841b91c5 CH |
26 | #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 |
27 | #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 | |
6d28f789 | 28 | #define KVM_DEV_FLIC_CLEAR_IO_IRQ 8 |
c05c4186 JF |
29 | /* |
30 | * We can have up to 4*64k pending subchannels + 8 adapter interrupts, | |
31 | * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. | |
32 | * There are also sclp and machine checks. This gives us | |
33 | * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 | |
34 | * Lets round up to 8192 pages. | |
35 | */ | |
a91b8ebe | 36 | #define KVM_S390_MAX_FLOAT_IRQS 266250 |
c05c4186 JF |
37 | #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 |
38 | ||
841b91c5 CH |
39 | struct kvm_s390_io_adapter { |
40 | __u32 id; | |
41 | __u8 isc; | |
42 | __u8 maskable; | |
43 | __u8 swap; | |
44 | __u8 pad; | |
45 | }; | |
46 | ||
47 | #define KVM_S390_IO_ADAPTER_MASK 1 | |
48 | #define KVM_S390_IO_ADAPTER_MAP 2 | |
49 | #define KVM_S390_IO_ADAPTER_UNMAP 3 | |
50 | ||
51 | struct kvm_s390_io_adapter_req { | |
52 | __u32 id; | |
53 | __u8 type; | |
54 | __u8 mask; | |
55 | __u16 pad0; | |
56 | __u64 addr; | |
57 | }; | |
58 | ||
4f718eab DD |
59 | /* kvm attr_group on vm fd */ |
60 | #define KVM_S390_VM_MEM_CTRL 0 | |
72f25020 | 61 | #define KVM_S390_VM_TOD 1 |
a374e892 | 62 | #define KVM_S390_VM_CRYPTO 2 |
658b6eda | 63 | #define KVM_S390_VM_CPU_MODEL 3 |
4f718eab DD |
64 | |
65 | /* kvm attributes for mem_ctrl */ | |
66 | #define KVM_S390_VM_MEM_ENABLE_CMMA 0 | |
67 | #define KVM_S390_VM_MEM_CLR_CMMA 1 | |
8c0a7ce6 | 68 | #define KVM_S390_VM_MEM_LIMIT_SIZE 2 |
4f718eab | 69 | |
a3a92c31 DD |
70 | #define KVM_S390_NO_MEM_LIMIT U64_MAX |
71 | ||
72f25020 JH |
72 | /* kvm attributes for KVM_S390_VM_TOD */ |
73 | #define KVM_S390_VM_TOD_LOW 0 | |
74 | #define KVM_S390_VM_TOD_HIGH 1 | |
75 | ||
658b6eda MM |
76 | /* kvm attributes for KVM_S390_VM_CPU_MODEL */ |
77 | /* processor related attributes are r/w */ | |
78 | #define KVM_S390_VM_CPU_PROCESSOR 0 | |
79 | struct kvm_s390_vm_cpu_processor { | |
80 | __u64 cpuid; | |
81 | __u16 ibc; | |
82 | __u8 pad[6]; | |
83 | __u64 fac_list[256]; | |
84 | }; | |
85 | ||
86 | /* machine related attributes are r/o */ | |
87 | #define KVM_S390_VM_CPU_MACHINE 1 | |
88 | struct kvm_s390_vm_cpu_machine { | |
89 | __u64 cpuid; | |
90 | __u32 ibc; | |
91 | __u8 pad[4]; | |
92 | __u64 fac_mask[256]; | |
93 | __u64 fac_list[256]; | |
94 | }; | |
95 | ||
15c9705f DH |
96 | #define KVM_S390_VM_CPU_PROCESSOR_FEAT 2 |
97 | #define KVM_S390_VM_CPU_MACHINE_FEAT 3 | |
98 | ||
99 | #define KVM_S390_VM_CPU_FEAT_NR_BITS 1024 | |
22be5a13 | 100 | #define KVM_S390_VM_CPU_FEAT_ESOP 0 |
a3508fbe | 101 | #define KVM_S390_VM_CPU_FEAT_SIEF2 1 |
19c439b5 | 102 | #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 |
0615a326 | 103 | #define KVM_S390_VM_CPU_FEAT_SIIF 3 |
77d18f6d | 104 | #define KVM_S390_VM_CPU_FEAT_GPERE 4 |
15c9705f DH |
105 | struct kvm_s390_vm_cpu_feat { |
106 | __u64 feat[16]; | |
107 | }; | |
108 | ||
0a763c78 DH |
109 | #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 |
110 | #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 | |
111 | /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ | |
112 | struct kvm_s390_vm_cpu_subfunc { | |
113 | __u8 plo[32]; /* always */ | |
114 | __u8 ptff[16]; /* with TOD-clock steering */ | |
115 | __u8 kmac[16]; /* with MSA */ | |
116 | __u8 kmc[16]; /* with MSA */ | |
117 | __u8 km[16]; /* with MSA */ | |
118 | __u8 kimd[16]; /* with MSA */ | |
119 | __u8 klmd[16]; /* with MSA */ | |
120 | __u8 pckmo[16]; /* with MSA3 */ | |
121 | __u8 kmctr[16]; /* with MSA4 */ | |
122 | __u8 kmf[16]; /* with MSA4 */ | |
123 | __u8 kmo[16]; /* with MSA4 */ | |
124 | __u8 pcc[16]; /* with MSA4 */ | |
125 | __u8 ppno[16]; /* with MSA5 */ | |
126 | __u8 reserved[1824]; | |
127 | }; | |
128 | ||
a374e892 TK |
129 | /* kvm attributes for crypto */ |
130 | #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 | |
131 | #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 | |
132 | #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 | |
133 | #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 | |
134 | ||
b0c632db HC |
135 | /* for KVM_GET_REGS and KVM_SET_REGS */ |
136 | struct kvm_regs { | |
137 | /* general purpose regs for s390 */ | |
138 | __u64 gprs[16]; | |
139 | }; | |
140 | ||
141 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ | |
142 | struct kvm_sregs { | |
143 | __u32 acrs[16]; | |
144 | __u64 crs[16]; | |
145 | }; | |
146 | ||
147 | /* for KVM_GET_FPU and KVM_SET_FPU */ | |
148 | struct kvm_fpu { | |
149 | __u32 fpc; | |
150 | __u64 fprs[16]; | |
151 | }; | |
dd135ebb | 152 | |
af1827e7 DH |
153 | #define KVM_GUESTDBG_USE_HW_BP 0x00010000 |
154 | ||
155 | #define KVM_HW_BP 1 | |
156 | #define KVM_HW_WP_WRITE 2 | |
157 | #define KVM_SINGLESTEP 4 | |
158 | ||
d0bfb940 | 159 | struct kvm_debug_exit_arch { |
af1827e7 DH |
160 | __u64 addr; |
161 | __u8 type; | |
162 | __u8 pad[7]; /* Should be set to 0 */ | |
163 | }; | |
164 | ||
165 | struct kvm_hw_breakpoint { | |
166 | __u64 addr; | |
167 | __u64 phys_addr; | |
168 | __u64 len; | |
169 | __u8 type; | |
170 | __u8 pad[7]; /* Should be set to 0 */ | |
d0bfb940 JK |
171 | }; |
172 | ||
173 | /* for KVM_SET_GUEST_DEBUG */ | |
174 | struct kvm_guest_debug_arch { | |
af1827e7 DH |
175 | __u32 nr_hw_bp; |
176 | __u32 pad; /* Should be set to 0 */ | |
177 | struct kvm_hw_breakpoint __user *hw_bp; | |
d0bfb940 JK |
178 | }; |
179 | ||
9fbd8082 DH |
180 | /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ |
181 | #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL | |
182 | ||
60b413c9 | 183 | #define KVM_SYNC_PREFIX (1UL << 0) |
5a32c1af | 184 | #define KVM_SYNC_GPRS (1UL << 1) |
59674c1a | 185 | #define KVM_SYNC_ACRS (1UL << 2) |
9eed0735 | 186 | #define KVM_SYNC_CRS (1UL << 3) |
b028ee3e DH |
187 | #define KVM_SYNC_ARCH0 (1UL << 4) |
188 | #define KVM_SYNC_PFAULT (1UL << 5) | |
68c55750 | 189 | #define KVM_SYNC_VRS (1UL << 6) |
c6e5f166 | 190 | #define KVM_SYNC_RICCB (1UL << 7) |
6fd8e67d | 191 | #define KVM_SYNC_FPRS (1UL << 8) |
b9e5dc8d CB |
192 | /* definition of registers in kvm_run */ |
193 | struct kvm_sync_regs { | |
60b413c9 | 194 | __u64 prefix; /* prefix register */ |
5a32c1af | 195 | __u64 gprs[16]; /* general purpose registers */ |
59674c1a | 196 | __u32 acrs[16]; /* access registers */ |
9eed0735 | 197 | __u64 crs[16]; /* control registers */ |
b028ee3e DH |
198 | __u64 todpr; /* tod programmable register [ARCH0] */ |
199 | __u64 cputm; /* cpu timer [ARCH0] */ | |
200 | __u64 ckc; /* clock comparator [ARCH0] */ | |
201 | __u64 pp; /* program parameter [ARCH0] */ | |
202 | __u64 gbea; /* guest breaking-event address [ARCH0] */ | |
203 | __u64 pft; /* pfault token [PFAULT] */ | |
204 | __u64 pfs; /* pfault select [PFAULT] */ | |
205 | __u64 pfc; /* pfault compare [PFAULT] */ | |
6fd8e67d DH |
206 | union { |
207 | __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ | |
208 | __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ | |
209 | }; | |
68c55750 | 210 | __u8 reserved[512]; /* for future vector expansion */ |
6fd8e67d | 211 | __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ |
c6e5f166 FZ |
212 | __u8 padding[52]; /* riccb needs to be 64byte aligned */ |
213 | __u8 riccb[64]; /* runtime instrumentation controls block */ | |
b9e5dc8d | 214 | }; |
29b7c71b CO |
215 | |
216 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) | |
217 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) | |
46a6dd1c J |
218 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
219 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) | |
536336c2 DD |
220 | #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) |
221 | #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) | |
222 | #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) | |
672550fb | 223 | #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) |
afa45ff5 | 224 | #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) |
dd135ebb | 225 | #endif |