Arnaldo Carvalho de Melo | dd7bd10 | 2016-07-12 10:57:25 -0300 | [diff] [blame] | 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 |
| 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 | */ |
| 36 | #define KVM_S390_MAX_FLOAT_IRQS 266250 |
| 37 | #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 |
| 38 | |
| 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 | |
| 59 | /* kvm attr_group on vm fd */ |
| 60 | #define KVM_S390_VM_MEM_CTRL 0 |
| 61 | #define KVM_S390_VM_TOD 1 |
| 62 | #define KVM_S390_VM_CRYPTO 2 |
| 63 | #define KVM_S390_VM_CPU_MODEL 3 |
| 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 |
| 68 | #define KVM_S390_VM_MEM_LIMIT_SIZE 2 |
| 69 | |
| 70 | #define KVM_S390_NO_MEM_LIMIT U64_MAX |
| 71 | |
| 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 | |
| 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 | |
Arnaldo Carvalho de Melo | 9f31569 | 2016-08-15 17:42:30 -0300 | [diff] [blame] | 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 |
| 100 | #define KVM_S390_VM_CPU_FEAT_ESOP 0 |
| 101 | #define KVM_S390_VM_CPU_FEAT_SIEF2 1 |
| 102 | #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 |
| 103 | #define KVM_S390_VM_CPU_FEAT_SIIF 3 |
| 104 | #define KVM_S390_VM_CPU_FEAT_GPERE 4 |
| 105 | #define KVM_S390_VM_CPU_FEAT_GSLS 5 |
| 106 | #define KVM_S390_VM_CPU_FEAT_IB 6 |
| 107 | #define KVM_S390_VM_CPU_FEAT_CEI 7 |
| 108 | #define KVM_S390_VM_CPU_FEAT_IBS 8 |
| 109 | #define KVM_S390_VM_CPU_FEAT_SKEY 9 |
| 110 | #define KVM_S390_VM_CPU_FEAT_CMMA 10 |
| 111 | #define KVM_S390_VM_CPU_FEAT_PFMFI 11 |
| 112 | #define KVM_S390_VM_CPU_FEAT_SIGPIF 12 |
| 113 | struct kvm_s390_vm_cpu_feat { |
| 114 | __u64 feat[16]; |
| 115 | }; |
| 116 | |
| 117 | #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 |
| 118 | #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 |
| 119 | /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ |
| 120 | struct kvm_s390_vm_cpu_subfunc { |
| 121 | __u8 plo[32]; /* always */ |
| 122 | __u8 ptff[16]; /* with TOD-clock steering */ |
| 123 | __u8 kmac[16]; /* with MSA */ |
| 124 | __u8 kmc[16]; /* with MSA */ |
| 125 | __u8 km[16]; /* with MSA */ |
| 126 | __u8 kimd[16]; /* with MSA */ |
| 127 | __u8 klmd[16]; /* with MSA */ |
| 128 | __u8 pckmo[16]; /* with MSA3 */ |
| 129 | __u8 kmctr[16]; /* with MSA4 */ |
| 130 | __u8 kmf[16]; /* with MSA4 */ |
| 131 | __u8 kmo[16]; /* with MSA4 */ |
| 132 | __u8 pcc[16]; /* with MSA4 */ |
| 133 | __u8 ppno[16]; /* with MSA5 */ |
| 134 | __u8 reserved[1824]; |
| 135 | }; |
| 136 | |
Arnaldo Carvalho de Melo | dd7bd10 | 2016-07-12 10:57:25 -0300 | [diff] [blame] | 137 | /* kvm attributes for crypto */ |
| 138 | #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 |
| 139 | #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 |
| 140 | #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 |
| 141 | #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 |
| 142 | |
| 143 | /* for KVM_GET_REGS and KVM_SET_REGS */ |
| 144 | struct kvm_regs { |
| 145 | /* general purpose regs for s390 */ |
| 146 | __u64 gprs[16]; |
| 147 | }; |
| 148 | |
| 149 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ |
| 150 | struct kvm_sregs { |
| 151 | __u32 acrs[16]; |
| 152 | __u64 crs[16]; |
| 153 | }; |
| 154 | |
| 155 | /* for KVM_GET_FPU and KVM_SET_FPU */ |
| 156 | struct kvm_fpu { |
| 157 | __u32 fpc; |
| 158 | __u64 fprs[16]; |
| 159 | }; |
| 160 | |
| 161 | #define KVM_GUESTDBG_USE_HW_BP 0x00010000 |
| 162 | |
| 163 | #define KVM_HW_BP 1 |
| 164 | #define KVM_HW_WP_WRITE 2 |
| 165 | #define KVM_SINGLESTEP 4 |
| 166 | |
| 167 | struct kvm_debug_exit_arch { |
| 168 | __u64 addr; |
| 169 | __u8 type; |
| 170 | __u8 pad[7]; /* Should be set to 0 */ |
| 171 | }; |
| 172 | |
| 173 | struct kvm_hw_breakpoint { |
| 174 | __u64 addr; |
| 175 | __u64 phys_addr; |
| 176 | __u64 len; |
| 177 | __u8 type; |
| 178 | __u8 pad[7]; /* Should be set to 0 */ |
| 179 | }; |
| 180 | |
| 181 | /* for KVM_SET_GUEST_DEBUG */ |
| 182 | struct kvm_guest_debug_arch { |
| 183 | __u32 nr_hw_bp; |
| 184 | __u32 pad; /* Should be set to 0 */ |
| 185 | struct kvm_hw_breakpoint __user *hw_bp; |
| 186 | }; |
| 187 | |
| 188 | /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ |
| 189 | #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL |
| 190 | |
| 191 | #define KVM_SYNC_PREFIX (1UL << 0) |
| 192 | #define KVM_SYNC_GPRS (1UL << 1) |
| 193 | #define KVM_SYNC_ACRS (1UL << 2) |
| 194 | #define KVM_SYNC_CRS (1UL << 3) |
| 195 | #define KVM_SYNC_ARCH0 (1UL << 4) |
| 196 | #define KVM_SYNC_PFAULT (1UL << 5) |
| 197 | #define KVM_SYNC_VRS (1UL << 6) |
| 198 | #define KVM_SYNC_RICCB (1UL << 7) |
| 199 | #define KVM_SYNC_FPRS (1UL << 8) |
| 200 | /* definition of registers in kvm_run */ |
| 201 | struct kvm_sync_regs { |
| 202 | __u64 prefix; /* prefix register */ |
| 203 | __u64 gprs[16]; /* general purpose registers */ |
| 204 | __u32 acrs[16]; /* access registers */ |
| 205 | __u64 crs[16]; /* control registers */ |
| 206 | __u64 todpr; /* tod programmable register [ARCH0] */ |
| 207 | __u64 cputm; /* cpu timer [ARCH0] */ |
| 208 | __u64 ckc; /* clock comparator [ARCH0] */ |
| 209 | __u64 pp; /* program parameter [ARCH0] */ |
| 210 | __u64 gbea; /* guest breaking-event address [ARCH0] */ |
| 211 | __u64 pft; /* pfault token [PFAULT] */ |
| 212 | __u64 pfs; /* pfault select [PFAULT] */ |
| 213 | __u64 pfc; /* pfault compare [PFAULT] */ |
| 214 | union { |
| 215 | __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ |
| 216 | __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ |
| 217 | }; |
| 218 | __u8 reserved[512]; /* for future vector expansion */ |
| 219 | __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ |
| 220 | __u8 padding[52]; /* riccb needs to be 64byte aligned */ |
| 221 | __u8 riccb[64]; /* runtime instrumentation controls block */ |
| 222 | }; |
| 223 | |
| 224 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) |
| 225 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) |
| 226 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
| 227 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) |
| 228 | #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) |
| 229 | #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) |
| 230 | #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) |
| 231 | #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) |
| 232 | #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) |
| 233 | #endif |