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dd7bd109 ACM |
1 | #ifndef __LINUX_KVM_S390_H |
2 | #define __LINUX_KVM_S390_H | |
3 | /* | |
4 | * KVM s390 specific structures and definitions | |
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 | */ | |
15 | #include <linux/types.h> | |
16 | ||
17 | #define __KVM_S390 | |
18 | #define __KVM_HAVE_GUEST_DEBUG | |
19 | ||
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 | |
24 | #define KVM_DEV_FLIC_APF_ENABLE 4 | |
25 | #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 | |
26 | #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 | |
27 | #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 | |
28 | #define KVM_DEV_FLIC_CLEAR_IO_IRQ 8 | |
6e30437b IM |
29 | #define KVM_DEV_FLIC_AISM 9 |
30 | #define KVM_DEV_FLIC_AIRQ_INJECT 10 | |
dd7bd109 ACM |
31 | /* |
32 | * We can have up to 4*64k pending subchannels + 8 adapter interrupts, | |
33 | * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. | |
34 | * There are also sclp and machine checks. This gives us | |
35 | * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 | |
36 | * Lets round up to 8192 pages. | |
37 | */ | |
38 | #define KVM_S390_MAX_FLOAT_IRQS 266250 | |
39 | #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 | |
40 | ||
41 | struct kvm_s390_io_adapter { | |
42 | __u32 id; | |
43 | __u8 isc; | |
44 | __u8 maskable; | |
45 | __u8 swap; | |
6e30437b IM |
46 | __u8 flags; |
47 | }; | |
48 | ||
49 | #define KVM_S390_ADAPTER_SUPPRESSIBLE 0x01 | |
50 | ||
51 | struct kvm_s390_ais_req { | |
52 | __u8 isc; | |
53 | __u16 mode; | |
dd7bd109 ACM |
54 | }; |
55 | ||
56 | #define KVM_S390_IO_ADAPTER_MASK 1 | |
57 | #define KVM_S390_IO_ADAPTER_MAP 2 | |
58 | #define KVM_S390_IO_ADAPTER_UNMAP 3 | |
59 | ||
60 | struct kvm_s390_io_adapter_req { | |
61 | __u32 id; | |
62 | __u8 type; | |
63 | __u8 mask; | |
64 | __u16 pad0; | |
65 | __u64 addr; | |
66 | }; | |
67 | ||
68 | /* kvm attr_group on vm fd */ | |
69 | #define KVM_S390_VM_MEM_CTRL 0 | |
70 | #define KVM_S390_VM_TOD 1 | |
71 | #define KVM_S390_VM_CRYPTO 2 | |
72 | #define KVM_S390_VM_CPU_MODEL 3 | |
73 | ||
74 | /* kvm attributes for mem_ctrl */ | |
75 | #define KVM_S390_VM_MEM_ENABLE_CMMA 0 | |
76 | #define KVM_S390_VM_MEM_CLR_CMMA 1 | |
77 | #define KVM_S390_VM_MEM_LIMIT_SIZE 2 | |
78 | ||
79 | #define KVM_S390_NO_MEM_LIMIT U64_MAX | |
80 | ||
81 | /* kvm attributes for KVM_S390_VM_TOD */ | |
82 | #define KVM_S390_VM_TOD_LOW 0 | |
83 | #define KVM_S390_VM_TOD_HIGH 1 | |
84 | ||
85 | /* kvm attributes for KVM_S390_VM_CPU_MODEL */ | |
86 | /* processor related attributes are r/w */ | |
87 | #define KVM_S390_VM_CPU_PROCESSOR 0 | |
88 | struct kvm_s390_vm_cpu_processor { | |
89 | __u64 cpuid; | |
90 | __u16 ibc; | |
91 | __u8 pad[6]; | |
92 | __u64 fac_list[256]; | |
93 | }; | |
94 | ||
95 | /* machine related attributes are r/o */ | |
96 | #define KVM_S390_VM_CPU_MACHINE 1 | |
97 | struct kvm_s390_vm_cpu_machine { | |
98 | __u64 cpuid; | |
99 | __u32 ibc; | |
100 | __u8 pad[4]; | |
101 | __u64 fac_mask[256]; | |
102 | __u64 fac_list[256]; | |
103 | }; | |
104 | ||
9f315690 ACM |
105 | #define KVM_S390_VM_CPU_PROCESSOR_FEAT 2 |
106 | #define KVM_S390_VM_CPU_MACHINE_FEAT 3 | |
107 | ||
108 | #define KVM_S390_VM_CPU_FEAT_NR_BITS 1024 | |
109 | #define KVM_S390_VM_CPU_FEAT_ESOP 0 | |
110 | #define KVM_S390_VM_CPU_FEAT_SIEF2 1 | |
111 | #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 | |
112 | #define KVM_S390_VM_CPU_FEAT_SIIF 3 | |
113 | #define KVM_S390_VM_CPU_FEAT_GPERE 4 | |
114 | #define KVM_S390_VM_CPU_FEAT_GSLS 5 | |
115 | #define KVM_S390_VM_CPU_FEAT_IB 6 | |
116 | #define KVM_S390_VM_CPU_FEAT_CEI 7 | |
117 | #define KVM_S390_VM_CPU_FEAT_IBS 8 | |
118 | #define KVM_S390_VM_CPU_FEAT_SKEY 9 | |
119 | #define KVM_S390_VM_CPU_FEAT_CMMA 10 | |
120 | #define KVM_S390_VM_CPU_FEAT_PFMFI 11 | |
121 | #define KVM_S390_VM_CPU_FEAT_SIGPIF 12 | |
6e30437b | 122 | #define KVM_S390_VM_CPU_FEAT_KSS 13 |
9f315690 ACM |
123 | struct kvm_s390_vm_cpu_feat { |
124 | __u64 feat[16]; | |
125 | }; | |
126 | ||
127 | #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 | |
128 | #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 | |
129 | /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ | |
130 | struct kvm_s390_vm_cpu_subfunc { | |
131 | __u8 plo[32]; /* always */ | |
132 | __u8 ptff[16]; /* with TOD-clock steering */ | |
133 | __u8 kmac[16]; /* with MSA */ | |
134 | __u8 kmc[16]; /* with MSA */ | |
135 | __u8 km[16]; /* with MSA */ | |
136 | __u8 kimd[16]; /* with MSA */ | |
137 | __u8 klmd[16]; /* with MSA */ | |
138 | __u8 pckmo[16]; /* with MSA3 */ | |
139 | __u8 kmctr[16]; /* with MSA4 */ | |
140 | __u8 kmf[16]; /* with MSA4 */ | |
141 | __u8 kmo[16]; /* with MSA4 */ | |
142 | __u8 pcc[16]; /* with MSA4 */ | |
143 | __u8 ppno[16]; /* with MSA5 */ | |
e000b8e0 JH |
144 | __u8 kma[16]; /* with MSA8 */ |
145 | __u8 reserved[1808]; | |
9f315690 ACM |
146 | }; |
147 | ||
dd7bd109 ACM |
148 | /* kvm attributes for crypto */ |
149 | #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 | |
150 | #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 | |
151 | #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 | |
152 | #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 | |
153 | ||
154 | /* for KVM_GET_REGS and KVM_SET_REGS */ | |
155 | struct kvm_regs { | |
156 | /* general purpose regs for s390 */ | |
157 | __u64 gprs[16]; | |
158 | }; | |
159 | ||
160 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ | |
161 | struct kvm_sregs { | |
162 | __u32 acrs[16]; | |
163 | __u64 crs[16]; | |
164 | }; | |
165 | ||
166 | /* for KVM_GET_FPU and KVM_SET_FPU */ | |
167 | struct kvm_fpu { | |
168 | __u32 fpc; | |
169 | __u64 fprs[16]; | |
170 | }; | |
171 | ||
172 | #define KVM_GUESTDBG_USE_HW_BP 0x00010000 | |
173 | ||
174 | #define KVM_HW_BP 1 | |
175 | #define KVM_HW_WP_WRITE 2 | |
176 | #define KVM_SINGLESTEP 4 | |
177 | ||
178 | struct kvm_debug_exit_arch { | |
179 | __u64 addr; | |
180 | __u8 type; | |
181 | __u8 pad[7]; /* Should be set to 0 */ | |
182 | }; | |
183 | ||
184 | struct kvm_hw_breakpoint { | |
185 | __u64 addr; | |
186 | __u64 phys_addr; | |
187 | __u64 len; | |
188 | __u8 type; | |
189 | __u8 pad[7]; /* Should be set to 0 */ | |
190 | }; | |
191 | ||
192 | /* for KVM_SET_GUEST_DEBUG */ | |
193 | struct kvm_guest_debug_arch { | |
194 | __u32 nr_hw_bp; | |
195 | __u32 pad; /* Should be set to 0 */ | |
196 | struct kvm_hw_breakpoint __user *hw_bp; | |
197 | }; | |
198 | ||
199 | /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ | |
200 | #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL | |
201 | ||
202 | #define KVM_SYNC_PREFIX (1UL << 0) | |
203 | #define KVM_SYNC_GPRS (1UL << 1) | |
204 | #define KVM_SYNC_ACRS (1UL << 2) | |
205 | #define KVM_SYNC_CRS (1UL << 3) | |
206 | #define KVM_SYNC_ARCH0 (1UL << 4) | |
207 | #define KVM_SYNC_PFAULT (1UL << 5) | |
208 | #define KVM_SYNC_VRS (1UL << 6) | |
209 | #define KVM_SYNC_RICCB (1UL << 7) | |
210 | #define KVM_SYNC_FPRS (1UL << 8) | |
6e30437b IM |
211 | #define KVM_SYNC_GSCB (1UL << 9) |
212 | /* length and alignment of the sdnx as a power of two */ | |
213 | #define SDNXC 8 | |
214 | #define SDNXL (1UL << SDNXC) | |
dd7bd109 ACM |
215 | /* definition of registers in kvm_run */ |
216 | struct kvm_sync_regs { | |
217 | __u64 prefix; /* prefix register */ | |
218 | __u64 gprs[16]; /* general purpose registers */ | |
219 | __u32 acrs[16]; /* access registers */ | |
220 | __u64 crs[16]; /* control registers */ | |
221 | __u64 todpr; /* tod programmable register [ARCH0] */ | |
222 | __u64 cputm; /* cpu timer [ARCH0] */ | |
223 | __u64 ckc; /* clock comparator [ARCH0] */ | |
224 | __u64 pp; /* program parameter [ARCH0] */ | |
225 | __u64 gbea; /* guest breaking-event address [ARCH0] */ | |
226 | __u64 pft; /* pfault token [PFAULT] */ | |
227 | __u64 pfs; /* pfault select [PFAULT] */ | |
228 | __u64 pfc; /* pfault compare [PFAULT] */ | |
229 | union { | |
230 | __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ | |
231 | __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ | |
232 | }; | |
233 | __u8 reserved[512]; /* for future vector expansion */ | |
234 | __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ | |
6e30437b | 235 | __u8 padding1[52]; /* riccb needs to be 64byte aligned */ |
dd7bd109 | 236 | __u8 riccb[64]; /* runtime instrumentation controls block */ |
6e30437b IM |
237 | __u8 padding2[192]; /* sdnx needs to be 256byte aligned */ |
238 | union { | |
239 | __u8 sdnx[SDNXL]; /* state description annex */ | |
240 | struct { | |
241 | __u64 reserved1[2]; | |
242 | __u64 gscb[4]; | |
243 | }; | |
244 | }; | |
dd7bd109 ACM |
245 | }; |
246 | ||
247 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) | |
248 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) | |
249 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) | |
250 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) | |
251 | #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) | |
252 | #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) | |
253 | #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) | |
254 | #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) | |
255 | #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) | |
256 | #endif |