1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __LINUX_KVM_S390_H #define __LINUX_KVM_S390_H /* * KVM s390 specific structures and definitions * * Copyright IBM Corp. 2008, 2018 * * Author(s): Carsten Otte <cotte@de.ibm.com> * Christian Borntraeger <borntraeger@de.ibm.com> */ #include <linux/types.h> #define __KVM_S390 #define __KVM_HAVE_GUEST_DEBUG /* Device control API: s390-specific devices */ #define KVM_DEV_FLIC_GET_ALL_IRQS 1 #define KVM_DEV_FLIC_ENQUEUE 2 #define KVM_DEV_FLIC_CLEAR_IRQS 3 #define KVM_DEV_FLIC_APF_ENABLE 4 #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 #define KVM_DEV_FLIC_CLEAR_IO_IRQ 8 #define KVM_DEV_FLIC_AISM 9 #define KVM_DEV_FLIC_AIRQ_INJECT 10 #define KVM_DEV_FLIC_AISM_ALL 11 /* * We can have up to 4*64k pending subchannels + 8 adapter interrupts, * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. * There are also sclp and machine checks. This gives us * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 * Lets round up to 8192 pages. */ #define KVM_S390_MAX_FLOAT_IRQS 266250 #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 struct kvm_s390_io_adapter { __u32 id; __u8 isc; __u8 maskable; __u8 swap; __u8 flags; }; #define KVM_S390_ADAPTER_SUPPRESSIBLE 0x01 struct kvm_s390_ais_req { __u8 isc; __u16 mode; }; struct kvm_s390_ais_all { __u8 simm; __u8 nimm; }; #define KVM_S390_IO_ADAPTER_MASK 1 #define KVM_S390_IO_ADAPTER_MAP 2 #define KVM_S390_IO_ADAPTER_UNMAP 3 struct kvm_s390_io_adapter_req { __u32 id; __u8 type; __u8 mask; __u16 pad0; __u64 addr; }; /* kvm attr_group on vm fd */ #define KVM_S390_VM_MEM_CTRL 0 #define KVM_S390_VM_TOD 1 #define KVM_S390_VM_CRYPTO 2 #define KVM_S390_VM_CPU_MODEL 3 #define KVM_S390_VM_MIGRATION 4 /* kvm attributes for mem_ctrl */ #define KVM_S390_VM_MEM_ENABLE_CMMA 0 #define KVM_S390_VM_MEM_CLR_CMMA 1 #define KVM_S390_VM_MEM_LIMIT_SIZE 2 #define KVM_S390_NO_MEM_LIMIT U64_MAX /* kvm attributes for KVM_S390_VM_TOD */ #define KVM_S390_VM_TOD_LOW 0 #define KVM_S390_VM_TOD_HIGH 1 #define KVM_S390_VM_TOD_EXT 2 struct kvm_s390_vm_tod_clock { __u8 epoch_idx; __u64 tod; }; /* kvm attributes for KVM_S390_VM_CPU_MODEL */ /* processor related attributes are r/w */ #define KVM_S390_VM_CPU_PROCESSOR 0 struct kvm_s390_vm_cpu_processor { __u64 cpuid; __u16 ibc; __u8 pad[6]; __u64 fac_list[256]; }; /* machine related attributes are r/o */ #define KVM_S390_VM_CPU_MACHINE 1 struct kvm_s390_vm_cpu_machine { __u64 cpuid; __u32 ibc; __u8 pad[4]; __u64 fac_mask[256]; __u64 fac_list[256]; }; #define KVM_S390_VM_CPU_PROCESSOR_FEAT 2 #define KVM_S390_VM_CPU_MACHINE_FEAT 3 #define KVM_S390_VM_CPU_FEAT_NR_BITS 1024 #define KVM_S390_VM_CPU_FEAT_ESOP 0 #define KVM_S390_VM_CPU_FEAT_SIEF2 1 #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 #define KVM_S390_VM_CPU_FEAT_SIIF 3 #define KVM_S390_VM_CPU_FEAT_GPERE 4 #define KVM_S390_VM_CPU_FEAT_GSLS 5 #define KVM_S390_VM_CPU_FEAT_IB 6 #define KVM_S390_VM_CPU_FEAT_CEI 7 #define KVM_S390_VM_CPU_FEAT_IBS 8 #define KVM_S390_VM_CPU_FEAT_SKEY 9 #define KVM_S390_VM_CPU_FEAT_CMMA 10 #define KVM_S390_VM_CPU_FEAT_PFMFI 11 #define KVM_S390_VM_CPU_FEAT_SIGPIF 12 #define KVM_S390_VM_CPU_FEAT_KSS 13 struct kvm_s390_vm_cpu_feat { __u64 feat[16]; }; #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ struct kvm_s390_vm_cpu_subfunc { __u8 plo[32]; /* always */ __u8 ptff[16]; /* with TOD-clock steering */ __u8 kmac[16]; /* with MSA */ __u8 kmc[16]; /* with MSA */ __u8 km[16]; /* with MSA */ __u8 kimd[16]; /* with MSA */ __u8 klmd[16]; /* with MSA */ __u8 pckmo[16]; /* with MSA3 */ __u8 kmctr[16]; /* with MSA4 */ __u8 kmf[16]; /* with MSA4 */ __u8 kmo[16]; /* with MSA4 */ __u8 pcc[16]; /* with MSA4 */ __u8 ppno[16]; /* with MSA5 */ __u8 kma[16]; /* with MSA8 */ __u8 kdsa[16]; /* with MSA9 */ __u8 sortl[32]; /* with STFLE.150 */ __u8 dfltcc[32]; /* with STFLE.151 */ __u8 reserved[1728]; }; /* kvm attributes for crypto */ #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 #define KVM_S390_VM_CRYPTO_ENABLE_APIE 4 #define KVM_S390_VM_CRYPTO_DISABLE_APIE 5 /* kvm attributes for migration mode */ #define KVM_S390_VM_MIGRATION_STOP 0 #define KVM_S390_VM_MIGRATION_START 1 #define KVM_S390_VM_MIGRATION_STATUS 2 /* for KVM_GET_REGS and KVM_SET_REGS */ struct kvm_regs { /* general purpose regs for s390 */ __u64 gprs[16]; }; /* for KVM_GET_SREGS and KVM_SET_SREGS */ struct kvm_sregs { __u32 acrs[16]; __u64 crs[16]; }; /* for KVM_GET_FPU and KVM_SET_FPU */ struct kvm_fpu { __u32 fpc; __u64 fprs[16]; }; #define KVM_GUESTDBG_USE_HW_BP 0x00010000 #define KVM_HW_BP 1 #define KVM_HW_WP_WRITE 2 #define KVM_SINGLESTEP 4 struct kvm_debug_exit_arch { __u64 addr; __u8 type; __u8 pad[7]; /* Should be set to 0 */ }; struct kvm_hw_breakpoint { __u64 addr; __u64 phys_addr; __u64 len; __u8 type; __u8 pad[7]; /* Should be set to 0 */ }; /* for KVM_SET_GUEST_DEBUG */ struct kvm_guest_debug_arch { __u32 nr_hw_bp; __u32 pad; /* Should be set to 0 */ struct kvm_hw_breakpoint __user *hw_bp; }; /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL #define KVM_SYNC_PREFIX (1UL << 0) #define KVM_SYNC_GPRS (1UL << 1) #define KVM_SYNC_ACRS (1UL << 2) #define KVM_SYNC_CRS (1UL << 3) #define KVM_SYNC_ARCH0 (1UL << 4) #define KVM_SYNC_PFAULT (1UL << 5) #define KVM_SYNC_VRS (1UL << 6) #define KVM_SYNC_RICCB (1UL << 7) #define KVM_SYNC_FPRS (1UL << 8) #define KVM_SYNC_GSCB (1UL << 9) #define KVM_SYNC_BPBC (1UL << 10) #define KVM_SYNC_ETOKEN (1UL << 11) #define KVM_SYNC_S390_VALID_FIELDS \ (KVM_SYNC_PREFIX | KVM_SYNC_GPRS | KVM_SYNC_ACRS | KVM_SYNC_CRS | \ KVM_SYNC_ARCH0 | KVM_SYNC_PFAULT | KVM_SYNC_VRS | KVM_SYNC_RICCB | \ KVM_SYNC_FPRS | KVM_SYNC_GSCB | KVM_SYNC_BPBC | KVM_SYNC_ETOKEN) /* length and alignment of the sdnx as a power of two */ #define SDNXC 8 #define SDNXL (1UL << SDNXC) /* definition of registers in kvm_run */ struct kvm_sync_regs { __u64 prefix; /* prefix register */ __u64 gprs[16]; /* general purpose registers */ __u32 acrs[16]; /* access registers */ __u64 crs[16]; /* control registers */ __u64 todpr; /* tod programmable register [ARCH0] */ __u64 cputm; /* cpu timer [ARCH0] */ __u64 ckc; /* clock comparator [ARCH0] */ __u64 pp; /* program parameter [ARCH0] */ __u64 gbea; /* guest breaking-event address [ARCH0] */ __u64 pft; /* pfault token [PFAULT] */ __u64 pfs; /* pfault select [PFAULT] */ __u64 pfc; /* pfault compare [PFAULT] */ union { __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ }; __u8 reserved[512]; /* for future vector expansion */ __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ __u8 bpbc : 1; /* bp mode */ __u8 reserved2 : 7; __u8 padding1[51]; /* riccb needs to be 64byte aligned */ __u8 riccb[64]; /* runtime instrumentation controls block */ __u8 padding2[192]; /* sdnx needs to be 256byte aligned */ union { __u8 sdnx[SDNXL]; /* state description annex */ struct { __u64 reserved1[2]; __u64 gscb[4]; __u64 etoken; __u64 etoken_extension; }; }; }; #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) #endif |