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Commit | Line | Data |
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b0c632db | 1 | /* |
a53c8fab | 2 | * definition for kernel virtual machines on s390 |
b0c632db | 3 | * |
a53c8fab | 4 | * Copyright IBM Corp. 2008, 2009 |
b0c632db HC |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License (version 2 only) | |
8 | * as published by the Free Software Foundation. | |
9 | * | |
10 | * Author(s): Carsten Otte <cotte@de.ibm.com> | |
11 | */ | |
12 | ||
13 | ||
14 | #ifndef ASM_KVM_HOST_H | |
15 | #define ASM_KVM_HOST_H | |
65647300 PB |
16 | |
17 | #include <linux/types.h> | |
ca872302 CB |
18 | #include <linux/hrtimer.h> |
19 | #include <linux/interrupt.h> | |
65647300 | 20 | #include <linux/kvm_types.h> |
b0c632db | 21 | #include <linux/kvm_host.h> |
81aa8efe | 22 | #include <linux/kvm.h> |
b0c632db | 23 | #include <asm/debug.h> |
e86a6ed6 | 24 | #include <asm/cpu.h> |
841b91c5 | 25 | #include <asm/isc.h> |
b0c632db HC |
26 | |
27 | #define KVM_MAX_VCPUS 64 | |
bbacc0c1 | 28 | #define KVM_USER_MEM_SLOTS 32 |
b0c632db | 29 | |
84223598 CH |
30 | /* |
31 | * These seem to be used for allocating ->chip in the routing table, | |
32 | * which we don't use. 4096 is an out-of-thin-air value. If we need | |
33 | * to look at ->chip later on, we'll need to revisit this. | |
34 | */ | |
35 | #define KVM_NR_IRQCHIPS 1 | |
36 | #define KVM_IRQCHIP_NUM_PINS 4096 | |
37 | ||
4953919f DH |
38 | #define SIGP_CTRL_C 0x00800000 |
39 | ||
b0c632db | 40 | struct sca_entry { |
4953919f | 41 | atomic_t ctrl; |
fc34531d | 42 | __u32 reserved; |
b0c632db HC |
43 | __u64 sda; |
44 | __u64 reserved2[2]; | |
45 | } __attribute__((packed)); | |
46 | ||
8a242234 HC |
47 | union ipte_control { |
48 | unsigned long val; | |
49 | struct { | |
50 | unsigned long k : 1; | |
51 | unsigned long kh : 31; | |
52 | unsigned long kg : 32; | |
53 | }; | |
54 | }; | |
b0c632db HC |
55 | |
56 | struct sca_block { | |
8a242234 | 57 | union ipte_control ipte_control; |
b0c632db HC |
58 | __u64 reserved[5]; |
59 | __u64 mcn; | |
60 | __u64 reserved2; | |
61 | struct sca_entry cpu[64]; | |
62 | } __attribute__((packed)); | |
63 | ||
9e6dabef | 64 | #define CPUSTAT_STOPPED 0x80000000 |
b0c632db HC |
65 | #define CPUSTAT_WAIT 0x10000000 |
66 | #define CPUSTAT_ECALL_PEND 0x08000000 | |
67 | #define CPUSTAT_STOP_INT 0x04000000 | |
68 | #define CPUSTAT_IO_INT 0x02000000 | |
69 | #define CPUSTAT_EXT_INT 0x01000000 | |
70 | #define CPUSTAT_RUNNING 0x00800000 | |
71 | #define CPUSTAT_RETAINED 0x00400000 | |
72 | #define CPUSTAT_TIMING_SUB 0x00020000 | |
73 | #define CPUSTAT_SIE_SUB 0x00010000 | |
74 | #define CPUSTAT_RRF 0x00008000 | |
75 | #define CPUSTAT_SLSV 0x00004000 | |
76 | #define CPUSTAT_SLSR 0x00002000 | |
77 | #define CPUSTAT_ZARCH 0x00000800 | |
78 | #define CPUSTAT_MCDS 0x00000100 | |
79 | #define CPUSTAT_SM 0x00000080 | |
8ad35755 | 80 | #define CPUSTAT_IBS 0x00000040 |
b0c632db | 81 | #define CPUSTAT_G 0x00000008 |
69d0d3a3 | 82 | #define CPUSTAT_GED 0x00000004 |
b0c632db HC |
83 | #define CPUSTAT_J 0x00000002 |
84 | #define CPUSTAT_P 0x00000001 | |
85 | ||
180c12fb | 86 | struct kvm_s390_sie_block { |
b0c632db | 87 | atomic_t cpuflags; /* 0x0000 */ |
fda902cb MM |
88 | __u32 : 1; /* 0x0004 */ |
89 | __u32 prefix : 18; | |
90 | __u32 : 13; | |
95d38fd0 CB |
91 | __u8 reserved08[4]; /* 0x0008 */ |
92 | #define PROG_IN_SIE (1<<0) | |
93 | __u32 prog0c; /* 0x000c */ | |
49b99e1e CB |
94 | __u8 reserved10[16]; /* 0x0010 */ |
95 | #define PROG_BLOCK_SIE 0x00000001 | |
96 | atomic_t prog20; /* 0x0020 */ | |
97 | __u8 reserved24[4]; /* 0x0024 */ | |
b0c632db HC |
98 | __u64 cputm; /* 0x0028 */ |
99 | __u64 ckc; /* 0x0030 */ | |
100 | __u64 epoch; /* 0x0038 */ | |
101 | __u8 reserved40[4]; /* 0x0040 */ | |
ba5c1e9b | 102 | #define LCTL_CR0 0x8000 |
d8346b7d | 103 | #define LCTL_CR6 0x0200 |
27291e21 DH |
104 | #define LCTL_CR9 0x0040 |
105 | #define LCTL_CR10 0x0020 | |
106 | #define LCTL_CR11 0x0010 | |
48a3e950 | 107 | #define LCTL_CR14 0x0002 |
b0c632db HC |
108 | __u16 lctl; /* 0x0044 */ |
109 | __s16 icpua; /* 0x0046 */ | |
27291e21 DH |
110 | #define ICTL_PINT 0x20000000 |
111 | #define ICTL_LPSW 0x00400000 | |
112 | #define ICTL_STCTL 0x00040000 | |
113 | #define ICTL_ISKE 0x00004000 | |
114 | #define ICTL_SSKE 0x00002000 | |
115 | #define ICTL_RRBE 0x00001000 | |
5a5e6536 | 116 | #define ICTL_TPROT 0x00000200 |
b0c632db HC |
117 | __u32 ictl; /* 0x0048 */ |
118 | __u32 eca; /* 0x004c */ | |
8712836b DH |
119 | #define ICPT_INST 0x04 |
120 | #define ICPT_PROGI 0x08 | |
121 | #define ICPT_INSTPROGI 0x0C | |
122 | #define ICPT_OPEREXC 0x2C | |
123 | #define ICPT_PARTEXEC 0x38 | |
124 | #define ICPT_IOINST 0x40 | |
b0c632db | 125 | __u8 icptcode; /* 0x0050 */ |
04b41acd | 126 | __u8 icptstatus; /* 0x0051 */ |
b0c632db HC |
127 | __u16 ihcpu; /* 0x0052 */ |
128 | __u8 reserved54[2]; /* 0x0054 */ | |
129 | __u16 ipa; /* 0x0056 */ | |
130 | __u32 ipb; /* 0x0058 */ | |
131 | __u32 scaoh; /* 0x005c */ | |
132 | __u8 reserved60; /* 0x0060 */ | |
133 | __u8 ecb; /* 0x0061 */ | |
69d0d3a3 CB |
134 | __u8 ecb2; /* 0x0062 */ |
135 | __u8 reserved63[1]; /* 0x0063 */ | |
b0c632db HC |
136 | __u32 scaol; /* 0x0064 */ |
137 | __u8 reserved68[4]; /* 0x0068 */ | |
138 | __u32 todpr; /* 0x006c */ | |
092670cd | 139 | __u8 reserved70[32]; /* 0x0070 */ |
b0c632db HC |
140 | psw_t gpsw; /* 0x0090 */ |
141 | __u64 gg14; /* 0x00a0 */ | |
142 | __u64 gg15; /* 0x00a8 */ | |
f14d82e0 TH |
143 | __u8 reservedb0[20]; /* 0x00b0 */ |
144 | __u16 extcpuaddr; /* 0x00c4 */ | |
145 | __u16 eic; /* 0x00c6 */ | |
146 | __u32 reservedc8; /* 0x00c8 */ | |
439716a5 DH |
147 | __u16 pgmilc; /* 0x00cc */ |
148 | __u16 iprcc; /* 0x00ce */ | |
149 | __u32 dxc; /* 0x00d0 */ | |
150 | __u16 mcn; /* 0x00d4 */ | |
151 | __u8 perc; /* 0x00d6 */ | |
152 | __u8 peratmid; /* 0x00d7 */ | |
153 | __u64 peraddr; /* 0x00d8 */ | |
154 | __u8 eai; /* 0x00e0 */ | |
155 | __u8 peraid; /* 0x00e1 */ | |
156 | __u8 oai; /* 0x00e2 */ | |
157 | __u8 armid; /* 0x00e3 */ | |
158 | __u8 reservede4[4]; /* 0x00e4 */ | |
159 | __u64 tecmc; /* 0x00e8 */ | |
5102ee87 TK |
160 | __u8 reservedf0[12]; /* 0x00f0 */ |
161 | #define CRYCB_FORMAT1 0x00000001 | |
162 | __u32 crycbd; /* 0x00fc */ | |
b0c632db HC |
163 | __u64 gcr[16]; /* 0x0100 */ |
164 | __u64 gbea; /* 0x0180 */ | |
ef50f7ac CB |
165 | __u8 reserved188[24]; /* 0x0188 */ |
166 | __u32 fac; /* 0x01a0 */ | |
b31288fa KW |
167 | __u8 reserved1a4[20]; /* 0x01a4 */ |
168 | __u64 cbrlo; /* 0x01b8 */ | |
7cbb39d4 | 169 | __u8 reserved1c0[30]; /* 0x01c0 */ |
672550fb CB |
170 | __u64 pp; /* 0x01de */ |
171 | __u8 reserved1e6[2]; /* 0x01e6 */ | |
7feb6bb8 MM |
172 | __u64 itdba; /* 0x01e8 */ |
173 | __u8 reserved1f0[16]; /* 0x01f0 */ | |
b0c632db HC |
174 | } __attribute__((packed)); |
175 | ||
7feb6bb8 MM |
176 | struct kvm_s390_itdb { |
177 | __u8 data[256]; | |
178 | } __packed; | |
179 | ||
180 | struct sie_page { | |
181 | struct kvm_s390_sie_block sie_block; | |
182 | __u8 reserved200[1024]; /* 0x0200 */ | |
183 | struct kvm_s390_itdb itdb; /* 0x0600 */ | |
184 | __u8 reserved700[2304]; /* 0x0700 */ | |
185 | } __packed; | |
186 | ||
b0c632db HC |
187 | struct kvm_vcpu_stat { |
188 | u32 exit_userspace; | |
0eaeafa1 | 189 | u32 exit_null; |
8f2abe6a CB |
190 | u32 exit_external_request; |
191 | u32 exit_external_interrupt; | |
192 | u32 exit_stop_request; | |
193 | u32 exit_validity; | |
ba5c1e9b | 194 | u32 exit_instruction; |
ce2e4f0b | 195 | u32 halt_wakeup; |
ba5c1e9b | 196 | u32 instruction_lctl; |
f5e10b09 | 197 | u32 instruction_lctlg; |
aba07508 DH |
198 | u32 instruction_stctl; |
199 | u32 instruction_stctg; | |
ba5c1e9b CO |
200 | u32 exit_program_interruption; |
201 | u32 exit_instr_and_program; | |
7697e71f | 202 | u32 deliver_external_call; |
ba5c1e9b CO |
203 | u32 deliver_emergency_signal; |
204 | u32 deliver_service_signal; | |
205 | u32 deliver_virtio_interrupt; | |
206 | u32 deliver_stop_signal; | |
207 | u32 deliver_prefix_signal; | |
208 | u32 deliver_restart_signal; | |
209 | u32 deliver_program_int; | |
d8346b7d | 210 | u32 deliver_io_int; |
ba5c1e9b | 211 | u32 exit_wait_state; |
69d0d3a3 | 212 | u32 instruction_pfmf; |
453423dc CB |
213 | u32 instruction_stidp; |
214 | u32 instruction_spx; | |
215 | u32 instruction_stpx; | |
216 | u32 instruction_stap; | |
217 | u32 instruction_storage_key; | |
8a242234 | 218 | u32 instruction_ipte_interlock; |
453423dc CB |
219 | u32 instruction_stsch; |
220 | u32 instruction_chsc; | |
221 | u32 instruction_stsi; | |
222 | u32 instruction_stfl; | |
bb25b9ba | 223 | u32 instruction_tprot; |
b31288fa | 224 | u32 instruction_essa; |
5288fbf0 | 225 | u32 instruction_sigp_sense; |
bd59d3a4 | 226 | u32 instruction_sigp_sense_running; |
7697e71f | 227 | u32 instruction_sigp_external_call; |
5288fbf0 | 228 | u32 instruction_sigp_emergency; |
42cb0c9f DH |
229 | u32 instruction_sigp_cond_emergency; |
230 | u32 instruction_sigp_start; | |
5288fbf0 | 231 | u32 instruction_sigp_stop; |
42cb0c9f DH |
232 | u32 instruction_sigp_stop_store_status; |
233 | u32 instruction_sigp_store_status; | |
5288fbf0 CB |
234 | u32 instruction_sigp_arch; |
235 | u32 instruction_sigp_prefix; | |
236 | u32 instruction_sigp_restart; | |
42cb0c9f DH |
237 | u32 instruction_sigp_init_cpu_reset; |
238 | u32 instruction_sigp_cpu_reset; | |
239 | u32 instruction_sigp_unknown; | |
388186bc | 240 | u32 diagnose_10; |
e28acfea | 241 | u32 diagnose_44; |
41628d33 | 242 | u32 diagnose_9c; |
b0c632db HC |
243 | }; |
244 | ||
bcd84683 JF |
245 | #define PGM_OPERATION 0x01 |
246 | #define PGM_PRIVILEGED_OP 0x02 | |
247 | #define PGM_EXECUTE 0x03 | |
248 | #define PGM_PROTECTION 0x04 | |
249 | #define PGM_ADDRESSING 0x05 | |
250 | #define PGM_SPECIFICATION 0x06 | |
251 | #define PGM_DATA 0x07 | |
252 | #define PGM_FIXED_POINT_OVERFLOW 0x08 | |
253 | #define PGM_FIXED_POINT_DIVIDE 0x09 | |
254 | #define PGM_DECIMAL_OVERFLOW 0x0a | |
255 | #define PGM_DECIMAL_DIVIDE 0x0b | |
256 | #define PGM_HFP_EXPONENT_OVERFLOW 0x0c | |
257 | #define PGM_HFP_EXPONENT_UNDERFLOW 0x0d | |
258 | #define PGM_HFP_SIGNIFICANCE 0x0e | |
259 | #define PGM_HFP_DIVIDE 0x0f | |
260 | #define PGM_SEGMENT_TRANSLATION 0x10 | |
261 | #define PGM_PAGE_TRANSLATION 0x11 | |
262 | #define PGM_TRANSLATION_SPEC 0x12 | |
263 | #define PGM_SPECIAL_OPERATION 0x13 | |
264 | #define PGM_OPERAND 0x15 | |
265 | #define PGM_TRACE_TABEL 0x16 | |
266 | #define PGM_SPACE_SWITCH 0x1c | |
267 | #define PGM_HFP_SQUARE_ROOT 0x1d | |
268 | #define PGM_PC_TRANSLATION_SPEC 0x1f | |
269 | #define PGM_AFX_TRANSLATION 0x20 | |
270 | #define PGM_ASX_TRANSLATION 0x21 | |
271 | #define PGM_LX_TRANSLATION 0x22 | |
272 | #define PGM_EX_TRANSLATION 0x23 | |
273 | #define PGM_PRIMARY_AUTHORITY 0x24 | |
274 | #define PGM_SECONDARY_AUTHORITY 0x25 | |
275 | #define PGM_LFX_TRANSLATION 0x26 | |
276 | #define PGM_LSX_TRANSLATION 0x27 | |
277 | #define PGM_ALET_SPECIFICATION 0x28 | |
278 | #define PGM_ALEN_TRANSLATION 0x29 | |
279 | #define PGM_ALE_SEQUENCE 0x2a | |
280 | #define PGM_ASTE_VALIDITY 0x2b | |
281 | #define PGM_ASTE_SEQUENCE 0x2c | |
282 | #define PGM_EXTENDED_AUTHORITY 0x2d | |
283 | #define PGM_LSTE_SEQUENCE 0x2e | |
284 | #define PGM_ASTE_INSTANCE 0x2f | |
285 | #define PGM_STACK_FULL 0x30 | |
286 | #define PGM_STACK_EMPTY 0x31 | |
287 | #define PGM_STACK_SPECIFICATION 0x32 | |
288 | #define PGM_STACK_TYPE 0x33 | |
289 | #define PGM_STACK_OPERATION 0x34 | |
290 | #define PGM_ASCE_TYPE 0x38 | |
291 | #define PGM_REGION_FIRST_TRANS 0x39 | |
292 | #define PGM_REGION_SECOND_TRANS 0x3a | |
293 | #define PGM_REGION_THIRD_TRANS 0x3b | |
294 | #define PGM_MONITOR 0x40 | |
295 | #define PGM_PER 0x80 | |
296 | #define PGM_CRYPTO_OPERATION 0x119 | |
ba5c1e9b | 297 | |
c0e6159d JF |
298 | /* irq types in order of priority */ |
299 | enum irq_types { | |
300 | IRQ_PEND_MCHK_EX = 0, | |
301 | IRQ_PEND_SVC, | |
302 | IRQ_PEND_PROG, | |
303 | IRQ_PEND_MCHK_REP, | |
304 | IRQ_PEND_EXT_IRQ_KEY, | |
305 | IRQ_PEND_EXT_MALFUNC, | |
306 | IRQ_PEND_EXT_EMERGENCY, | |
307 | IRQ_PEND_EXT_EXTERNAL, | |
308 | IRQ_PEND_EXT_CLOCK_COMP, | |
309 | IRQ_PEND_EXT_CPU_TIMER, | |
310 | IRQ_PEND_EXT_TIMING, | |
311 | IRQ_PEND_EXT_SERVICE, | |
312 | IRQ_PEND_EXT_HOST, | |
313 | IRQ_PEND_PFAULT_INIT, | |
314 | IRQ_PEND_PFAULT_DONE, | |
315 | IRQ_PEND_VIRTIO, | |
316 | IRQ_PEND_IO_ISC_0, | |
317 | IRQ_PEND_IO_ISC_1, | |
318 | IRQ_PEND_IO_ISC_2, | |
319 | IRQ_PEND_IO_ISC_3, | |
320 | IRQ_PEND_IO_ISC_4, | |
321 | IRQ_PEND_IO_ISC_5, | |
322 | IRQ_PEND_IO_ISC_6, | |
323 | IRQ_PEND_IO_ISC_7, | |
324 | IRQ_PEND_SIGP_STOP, | |
325 | IRQ_PEND_RESTART, | |
326 | IRQ_PEND_SET_PREFIX, | |
327 | IRQ_PEND_COUNT | |
328 | }; | |
329 | ||
330 | /* | |
331 | * Repressible (non-floating) machine check interrupts | |
332 | * subclass bits in MCIC | |
333 | */ | |
334 | #define MCHK_EXTD_BIT 58 | |
335 | #define MCHK_DEGR_BIT 56 | |
336 | #define MCHK_WARN_BIT 55 | |
337 | #define MCHK_REP_MASK ((1UL << MCHK_DEGR_BIT) | \ | |
338 | (1UL << MCHK_EXTD_BIT) | \ | |
339 | (1UL << MCHK_WARN_BIT)) | |
340 | ||
341 | /* Exigent machine check interrupts subclass bits in MCIC */ | |
342 | #define MCHK_SD_BIT 63 | |
343 | #define MCHK_PD_BIT 62 | |
344 | #define MCHK_EX_MASK ((1UL << MCHK_SD_BIT) | (1UL << MCHK_PD_BIT)) | |
345 | ||
346 | #define IRQ_PEND_EXT_MASK ((1UL << IRQ_PEND_EXT_IRQ_KEY) | \ | |
347 | (1UL << IRQ_PEND_EXT_CLOCK_COMP) | \ | |
348 | (1UL << IRQ_PEND_EXT_CPU_TIMER) | \ | |
349 | (1UL << IRQ_PEND_EXT_MALFUNC) | \ | |
350 | (1UL << IRQ_PEND_EXT_EMERGENCY) | \ | |
351 | (1UL << IRQ_PEND_EXT_EXTERNAL) | \ | |
352 | (1UL << IRQ_PEND_EXT_TIMING) | \ | |
353 | (1UL << IRQ_PEND_EXT_HOST) | \ | |
354 | (1UL << IRQ_PEND_EXT_SERVICE) | \ | |
355 | (1UL << IRQ_PEND_VIRTIO) | \ | |
356 | (1UL << IRQ_PEND_PFAULT_INIT) | \ | |
357 | (1UL << IRQ_PEND_PFAULT_DONE)) | |
358 | ||
359 | #define IRQ_PEND_IO_MASK ((1UL << IRQ_PEND_IO_ISC_0) | \ | |
360 | (1UL << IRQ_PEND_IO_ISC_1) | \ | |
361 | (1UL << IRQ_PEND_IO_ISC_2) | \ | |
362 | (1UL << IRQ_PEND_IO_ISC_3) | \ | |
363 | (1UL << IRQ_PEND_IO_ISC_4) | \ | |
364 | (1UL << IRQ_PEND_IO_ISC_5) | \ | |
365 | (1UL << IRQ_PEND_IO_ISC_6) | \ | |
366 | (1UL << IRQ_PEND_IO_ISC_7)) | |
367 | ||
368 | #define IRQ_PEND_MCHK_MASK ((1UL << IRQ_PEND_MCHK_REP) | \ | |
369 | (1UL << IRQ_PEND_MCHK_EX)) | |
370 | ||
180c12fb | 371 | struct kvm_s390_interrupt_info { |
ba5c1e9b CO |
372 | struct list_head list; |
373 | u64 type; | |
374 | union { | |
180c12fb CB |
375 | struct kvm_s390_io_info io; |
376 | struct kvm_s390_ext_info ext; | |
377 | struct kvm_s390_pgm_info pgm; | |
8bb3a2eb | 378 | struct kvm_s390_emerg_info emerg; |
7697e71f | 379 | struct kvm_s390_extcall_info extcall; |
180c12fb | 380 | struct kvm_s390_prefix_info prefix; |
2822545f | 381 | struct kvm_s390_stop_info stop; |
48a3e950 | 382 | struct kvm_s390_mchk_info mchk; |
ba5c1e9b CO |
383 | }; |
384 | }; | |
385 | ||
c0e6159d JF |
386 | struct kvm_s390_irq_payload { |
387 | struct kvm_s390_io_info io; | |
388 | struct kvm_s390_ext_info ext; | |
389 | struct kvm_s390_pgm_info pgm; | |
390 | struct kvm_s390_emerg_info emerg; | |
391 | struct kvm_s390_extcall_info extcall; | |
392 | struct kvm_s390_prefix_info prefix; | |
2822545f | 393 | struct kvm_s390_stop_info stop; |
c0e6159d JF |
394 | struct kvm_s390_mchk_info mchk; |
395 | }; | |
396 | ||
180c12fb | 397 | struct kvm_s390_local_interrupt { |
ba5c1e9b | 398 | spinlock_t lock; |
180c12fb | 399 | struct kvm_s390_float_interrupt *float_int; |
d0321a24 | 400 | wait_queue_head_t *wq; |
5288fbf0 | 401 | atomic_t *cpuflags; |
c0e6159d JF |
402 | DECLARE_BITMAP(sigp_emerg_pending, KVM_MAX_VCPUS); |
403 | struct kvm_s390_irq_payload irq; | |
404 | unsigned long pending_irqs; | |
ba5c1e9b CO |
405 | }; |
406 | ||
180c12fb | 407 | struct kvm_s390_float_interrupt { |
ba5c1e9b CO |
408 | spinlock_t lock; |
409 | struct list_head list; | |
410 | atomic_t active; | |
411 | int next_rr_cpu; | |
609433fb | 412 | unsigned long idle_mask[BITS_TO_LONGS(KVM_MAX_VCPUS)]; |
a91b8ebe | 413 | unsigned int irq_count; |
ba5c1e9b CO |
414 | }; |
415 | ||
27291e21 DH |
416 | struct kvm_hw_wp_info_arch { |
417 | unsigned long addr; | |
418 | unsigned long phys_addr; | |
419 | int len; | |
420 | char *old_data; | |
421 | }; | |
422 | ||
423 | struct kvm_hw_bp_info_arch { | |
424 | unsigned long addr; | |
425 | int len; | |
426 | }; | |
427 | ||
428 | /* | |
429 | * Only the upper 16 bits of kvm_guest_debug->control are arch specific. | |
430 | * Further KVM_GUESTDBG flags which an be used from userspace can be found in | |
431 | * arch/s390/include/uapi/asm/kvm.h | |
432 | */ | |
433 | #define KVM_GUESTDBG_EXIT_PENDING 0x10000000 | |
434 | ||
435 | #define guestdbg_enabled(vcpu) \ | |
436 | (vcpu->guest_debug & KVM_GUESTDBG_ENABLE) | |
437 | #define guestdbg_sstep_enabled(vcpu) \ | |
438 | (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP) | |
439 | #define guestdbg_hw_bp_enabled(vcpu) \ | |
440 | (vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP) | |
441 | #define guestdbg_exit_pending(vcpu) (guestdbg_enabled(vcpu) && \ | |
442 | (vcpu->guest_debug & KVM_GUESTDBG_EXIT_PENDING)) | |
443 | ||
444 | struct kvm_guestdbg_info_arch { | |
445 | unsigned long cr0; | |
446 | unsigned long cr9; | |
447 | unsigned long cr10; | |
448 | unsigned long cr11; | |
449 | struct kvm_hw_bp_info_arch *hw_bp_info; | |
450 | struct kvm_hw_wp_info_arch *hw_wp_info; | |
451 | int nr_hw_bp; | |
452 | int nr_hw_wp; | |
453 | unsigned long last_bp; | |
454 | }; | |
ba5c1e9b | 455 | |
b0c632db | 456 | struct kvm_vcpu_arch { |
180c12fb | 457 | struct kvm_s390_sie_block *sie_block; |
b0c632db HC |
458 | s390_fp_regs host_fpregs; |
459 | unsigned int host_acrs[NUM_ACRS]; | |
460 | s390_fp_regs guest_fpregs; | |
180c12fb | 461 | struct kvm_s390_local_interrupt local_int; |
ca872302 | 462 | struct hrtimer ckc_timer; |
1b0462e5 | 463 | struct kvm_s390_pgm_info pgm; |
453423dc | 464 | union { |
e86a6ed6 HC |
465 | struct cpuid cpu_id; |
466 | u64 stidp_data; | |
453423dc | 467 | }; |
598841ca | 468 | struct gmap *gmap; |
27291e21 | 469 | struct kvm_guestdbg_info_arch guestdbg; |
3c038e6b DD |
470 | #define KVM_S390_PFAULT_TOKEN_INVALID (-1UL) |
471 | unsigned long pfault_token; | |
472 | unsigned long pfault_select; | |
473 | unsigned long pfault_compare; | |
b0c632db HC |
474 | }; |
475 | ||
476 | struct kvm_vm_stat { | |
477 | u32 remote_tlb_flush; | |
478 | }; | |
479 | ||
db3fe4eb TY |
480 | struct kvm_arch_memory_slot { |
481 | }; | |
482 | ||
841b91c5 CH |
483 | struct s390_map_info { |
484 | struct list_head list; | |
485 | __u64 guest_addr; | |
486 | __u64 addr; | |
487 | struct page *page; | |
488 | }; | |
489 | ||
490 | struct s390_io_adapter { | |
491 | unsigned int id; | |
492 | int isc; | |
493 | bool maskable; | |
494 | bool masked; | |
495 | bool swap; | |
496 | struct rw_semaphore maps_lock; | |
497 | struct list_head maps; | |
498 | atomic_t nr_maps; | |
499 | }; | |
500 | ||
501 | #define MAX_S390_IO_ADAPTERS ((MAX_ISC + 1) * 8) | |
502 | #define MAX_S390_ADAPTER_MAPS 256 | |
503 | ||
5102ee87 TK |
504 | struct kvm_s390_crypto { |
505 | struct kvm_s390_crypto_cb *crycb; | |
506 | __u32 crycbd; | |
507 | }; | |
508 | ||
509 | struct kvm_s390_crypto_cb { | |
510 | __u8 reserved00[128]; /* 0x0000 */ | |
511 | }; | |
512 | ||
b0c632db | 513 | struct kvm_arch{ |
b0c632db HC |
514 | struct sca_block *sca; |
515 | debug_info_t *dbf; | |
180c12fb | 516 | struct kvm_s390_float_interrupt float_int; |
c05c4186 | 517 | struct kvm_device *flic; |
598841ca | 518 | struct gmap *gmap; |
fa6b7fe9 | 519 | int css_support; |
84223598 | 520 | int use_irqchip; |
b31605c1 | 521 | int use_cmma; |
6352e4d2 | 522 | int user_cpu_state_ctrl; |
841b91c5 | 523 | struct s390_io_adapter *adapters[MAX_S390_IO_ADAPTERS]; |
8a242234 | 524 | wait_queue_head_t ipte_wq; |
a6b7e459 TH |
525 | int ipte_lock_count; |
526 | struct mutex ipte_mutex; | |
8ad35755 | 527 | spinlock_t start_stop_lock; |
5102ee87 | 528 | struct kvm_s390_crypto crypto; |
b0c632db HC |
529 | }; |
530 | ||
bf640876 DD |
531 | #define KVM_HVA_ERR_BAD (-1UL) |
532 | #define KVM_HVA_ERR_RO_BAD (-2UL) | |
533 | ||
534 | static inline bool kvm_is_error_hva(unsigned long addr) | |
535 | { | |
536 | return IS_ERR_VALUE(addr); | |
537 | } | |
538 | ||
3c038e6b | 539 | #define ASYNC_PF_PER_VCPU 64 |
3c038e6b DD |
540 | struct kvm_arch_async_pf { |
541 | unsigned long pfault_token; | |
542 | }; | |
543 | ||
544 | bool kvm_arch_can_inject_async_page_present(struct kvm_vcpu *vcpu); | |
545 | ||
546 | void kvm_arch_async_page_ready(struct kvm_vcpu *vcpu, | |
547 | struct kvm_async_pf *work); | |
548 | ||
549 | void kvm_arch_async_page_not_present(struct kvm_vcpu *vcpu, | |
550 | struct kvm_async_pf *work); | |
551 | ||
552 | void kvm_arch_async_page_present(struct kvm_vcpu *vcpu, | |
553 | struct kvm_async_pf *work); | |
554 | ||
5a32c1af | 555 | extern int sie64a(struct kvm_s390_sie_block *, u64 *); |
b764bb1c | 556 | extern char sie_exit; |
0865e636 | 557 | |
13a34e06 | 558 | static inline void kvm_arch_hardware_disable(void) {} |
0865e636 RK |
559 | static inline void kvm_arch_check_processor_compat(void *rtn) {} |
560 | static inline void kvm_arch_exit(void) {} | |
561 | static inline void kvm_arch_sync_events(struct kvm *kvm) {} | |
562 | static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {} | |
563 | static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {} | |
564 | static inline void kvm_arch_free_memslot(struct kvm *kvm, | |
565 | struct kvm_memory_slot *free, struct kvm_memory_slot *dont) {} | |
566 | static inline void kvm_arch_memslots_updated(struct kvm *kvm) {} | |
567 | static inline void kvm_arch_flush_shadow_all(struct kvm *kvm) {} | |
568 | static inline void kvm_arch_flush_shadow_memslot(struct kvm *kvm, | |
569 | struct kvm_memory_slot *slot) {} | |
570 | ||
b0c632db | 571 | #endif |