1 /* 2 * CPU features/facilities for s390x 3 * 4 * Copyright 2016 IBM Corp. 5 * 6 * Author(s): David Hildenbrand <dahi@linux.vnet.ibm.com> 7 * 8 * This work is licensed under the terms of the GNU GPL, version 2 or (at 9 * your option) any later version. See the COPYING file in the top-level 10 * directory. 11 */ 12 13 #include "qemu/osdep.h" 14 #include "qemu/module.h" 15 #include "cpu_features.h" 16 #include "gen-features.h" 17 18 #define FEAT_INIT(_name, _type, _bit, _desc) \ 19 { \ 20 .name = _name, \ 21 .type = _type, \ 22 .bit = _bit, \ 23 .desc = _desc, \ 24 } 25 26 /* indexed by feature number for easy lookup */ 27 static const S390FeatDef s390_features[] = { 28 FEAT_INIT("esan3", S390_FEAT_TYPE_STFL, 0, "Instructions marked as n3"), 29 FEAT_INIT("zarch", S390_FEAT_TYPE_STFL, 1, "z/Architecture architectural mode"), 30 FEAT_INIT("dateh", S390_FEAT_TYPE_STFL, 3, "DAT-enhancement facility"), 31 FEAT_INIT("idtes", S390_FEAT_TYPE_STFL, 4, "IDTE selective TLB segment-table clearing"), 32 FEAT_INIT("idter", S390_FEAT_TYPE_STFL, 5, "IDTE selective TLB region-table clearing"), 33 FEAT_INIT("asnlxr", S390_FEAT_TYPE_STFL, 6, "ASN-and-LX reuse facility"), 34 FEAT_INIT("stfle", S390_FEAT_TYPE_STFL, 7, "Store-facility-list-extended facility"), 35 FEAT_INIT("edat", S390_FEAT_TYPE_STFL, 8, "Enhanced-DAT facility"), 36 FEAT_INIT("srs", S390_FEAT_TYPE_STFL, 9, "Sense-running-status facility"), 37 FEAT_INIT("csske", S390_FEAT_TYPE_STFL, 10, "Conditional-SSKE facility"), 38 FEAT_INIT("ctop", S390_FEAT_TYPE_STFL, 11, "Configuration-topology facility"), 39 FEAT_INIT("ipter", S390_FEAT_TYPE_STFL, 13, "IPTE-range facility"), 40 FEAT_INIT("nonqks", S390_FEAT_TYPE_STFL, 14, "Nonquiescing key-setting facility"), 41 FEAT_INIT("etf2", S390_FEAT_TYPE_STFL, 16, "Extended-translation facility 2"), 42 FEAT_INIT("msa-base", S390_FEAT_TYPE_STFL, 17, "Message-security-assist facility (excluding subfunctions)"), 43 FEAT_INIT("ldisp", S390_FEAT_TYPE_STFL, 18, "Long-displacement facility"), 44 FEAT_INIT("ldisphp", S390_FEAT_TYPE_STFL, 19, "Long-displacement facility has high performance"), 45 FEAT_INIT("hfpm", S390_FEAT_TYPE_STFL, 20, "HFP-multiply-add/subtract facility"), 46 FEAT_INIT("eimm", S390_FEAT_TYPE_STFL, 21, "Extended-immediate facility"), 47 FEAT_INIT("etf3", S390_FEAT_TYPE_STFL, 22, "Extended-translation facility 3"), 48 FEAT_INIT("hfpue", S390_FEAT_TYPE_STFL, 23, "HFP-unnormalized-extension facility"), 49 FEAT_INIT("etf2eh", S390_FEAT_TYPE_STFL, 24, "ETF2-enhancement facility"), 50 FEAT_INIT("stckf", S390_FEAT_TYPE_STFL, 25, "Store-clock-fast facility"), 51 FEAT_INIT("parseh", S390_FEAT_TYPE_STFL, 26, "Parsing-enhancement facility"), 52 FEAT_INIT("mvcos", S390_FEAT_TYPE_STFL, 27, "Move-with-optional-specification facility"), 53 FEAT_INIT("tods-base", S390_FEAT_TYPE_STFL, 28, "TOD-clock-steering facility (excluding subfunctions)"), 54 FEAT_INIT("etf3eh", S390_FEAT_TYPE_STFL, 30, "ETF3-enhancement facility"), 55 FEAT_INIT("ectg", S390_FEAT_TYPE_STFL, 31, "Extract-CPU-time facility"), 56 FEAT_INIT("csst", S390_FEAT_TYPE_STFL, 32, "Compare-and-swap-and-store facility"), 57 FEAT_INIT("csst2", S390_FEAT_TYPE_STFL, 33, "Compare-and-swap-and-store facility 2"), 58 FEAT_INIT("ginste", S390_FEAT_TYPE_STFL, 34, "General-instructions-extension facility"), 59 FEAT_INIT("exrl", S390_FEAT_TYPE_STFL, 35, "Execute-extensions facility"), 60 FEAT_INIT("emon", S390_FEAT_TYPE_STFL, 36, "Enhanced-monitor facility"), 61 FEAT_INIT("fpe", S390_FEAT_TYPE_STFL, 37, "Floating-point extension facility"), 62 FEAT_INIT("sprogp", S390_FEAT_TYPE_STFL, 40, "Set-program-parameters facility"), 63 FEAT_INIT("fpseh", S390_FEAT_TYPE_STFL, 41, "Floating-point-support-enhancement facilities"), 64 FEAT_INIT("dfp", S390_FEAT_TYPE_STFL, 42, "DFP (decimal-floating-point) facility"), 65 FEAT_INIT("dfphp", S390_FEAT_TYPE_STFL, 43, "DFP (decimal-floating-point) facility has high performance"), 66 FEAT_INIT("pfpo", S390_FEAT_TYPE_STFL, 44, "PFPO instruction"), 67 FEAT_INIT("stfle45", S390_FEAT_TYPE_STFL, 45, "Various facilities introduced with z196"), 68 FEAT_INIT("cmpsceh", S390_FEAT_TYPE_STFL, 47, "CMPSC-enhancement facility"), 69 FEAT_INIT("dfpzc", S390_FEAT_TYPE_STFL, 48, "Decimal-floating-point zoned-conversion facility"), 70 FEAT_INIT("stfle49", S390_FEAT_TYPE_STFL, 49, "Various facilities introduced with zEC12"), 71 FEAT_INIT("cte", S390_FEAT_TYPE_STFL, 50, "Constrained transactional-execution facility"), 72 FEAT_INIT("ltlbc", S390_FEAT_TYPE_STFL, 51, "Local-TLB-clearing facility"), 73 FEAT_INIT("iacc2", S390_FEAT_TYPE_STFL, 52, "Interlocked-access facility 2"), 74 FEAT_INIT("stfle53", S390_FEAT_TYPE_STFL, 53, "Various facilities introduced with z13"), 75 FEAT_INIT("msa5-base", S390_FEAT_TYPE_STFL, 57, "Message-security-assist-extension-5 facility (excluding subfunctions)"), 76 FEAT_INIT("ri", S390_FEAT_TYPE_STFL, 64, "CPU runtime-instrumentation facility"), 77 FEAT_INIT("te", S390_FEAT_TYPE_STFL, 73, "Transactional-execution facility"), 78 FEAT_INIT("sthyi", S390_FEAT_TYPE_STFL, 74, "Store-hypervisor-information facility"), 79 FEAT_INIT("aefsi", S390_FEAT_TYPE_STFL, 75, "Access-exception-fetch/store-indication facility"), 80 FEAT_INIT("msa3-base", S390_FEAT_TYPE_STFL, 76, "Message-security-assist-extension-3 facility (excluding subfunctions)"), 81 FEAT_INIT("msa4-base", S390_FEAT_TYPE_STFL, 77, "Message-security-assist-extension-4 facility (excluding subfunctions)"), 82 FEAT_INIT("edat2", S390_FEAT_TYPE_STFL, 78, "Enhanced-DAT facility 2"), 83 FEAT_INIT("dfppc", S390_FEAT_TYPE_STFL, 80, "Decimal-floating-point packed-conversion facility"), 84 FEAT_INIT("vx", S390_FEAT_TYPE_STFL, 129, "Vector facility"), 85 86 FEAT_INIT("gsls", S390_FEAT_TYPE_SCLP_CONF_CHAR, 40, "SIE: Guest-storage-limit-suppression facility"), 87 FEAT_INIT("esop", S390_FEAT_TYPE_SCLP_CONF_CHAR, 46, "Enhanced-suppression-on-protection facility"), 88 89 FEAT_INIT("64bscao", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 0, "SIE: 64-bit-SCAO facility"), 90 FEAT_INIT("cmma", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 1, "SIE: Collaborative-memory-management assist"), 91 FEAT_INIT("pfmfi", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 9, "SIE: PFMF interpretation facility"), 92 FEAT_INIT("ibs", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 10, "SIE: Interlock-and-broadcast-suppression facility"), 93 94 FEAT_INIT("sief2", S390_FEAT_TYPE_SCLP_CPU, 4, "SIE: interception format 2 (Virtual SIE)"), 95 FEAT_INIT("skey", S390_FEAT_TYPE_SCLP_CPU, 5, "SIE: Storage-key facility"), 96 FEAT_INIT("gpereh", S390_FEAT_TYPE_SCLP_CPU, 10, "SIE: Guest-PER enhancement facility"), 97 FEAT_INIT("siif", S390_FEAT_TYPE_SCLP_CPU, 11, "SIE: Shared IPTE-interlock facility"), 98 FEAT_INIT("sigpif", S390_FEAT_TYPE_SCLP_CPU, 12, "SIE: SIGP interpretation facility"), 99 FEAT_INIT("ib", S390_FEAT_TYPE_SCLP_CPU, 42, "SIE: Intervention bypass facility"), 100 FEAT_INIT("cei", S390_FEAT_TYPE_SCLP_CPU, 43, "SIE: Conditional-external-interception facility"), 101 102 FEAT_INIT("dateh2", S390_FEAT_TYPE_MISC, 0, "DAT-enhancement facility 2"), 103 FEAT_INIT("cmm", S390_FEAT_TYPE_MISC, 0, "Collaborative-memory-management facility"), 104 105 FEAT_INIT("plo-cl", S390_FEAT_TYPE_PLO, 0, "PLO Compare and load (32 bit in general registers)"), 106 FEAT_INIT("plo-clg", S390_FEAT_TYPE_PLO, 1, "PLO Compare and load (64 bit in parameter list)"), 107 FEAT_INIT("plo-clgr", S390_FEAT_TYPE_PLO, 2, "PLO Compare and load (32 bit in general registers)"), 108 FEAT_INIT("plo-clx", S390_FEAT_TYPE_PLO, 3, "PLO Compare and load (128 bit in parameter list)"), 109 FEAT_INIT("plo-cs", S390_FEAT_TYPE_PLO, 4, "PLO Compare and swap (32 bit in general registers)"), 110 FEAT_INIT("plo-csg", S390_FEAT_TYPE_PLO, 5, "PLO Compare and swap (64 bit in parameter list)"), 111 FEAT_INIT("plo-csgr", S390_FEAT_TYPE_PLO, 6, "PLO Compare and swap (32 bit in general registers)"), 112 FEAT_INIT("plo-csx", S390_FEAT_TYPE_PLO, 7, "PLO Compare and swap (128 bit in parameter list)"), 113 FEAT_INIT("plo-dcs", S390_FEAT_TYPE_PLO, 8, "PLO Double compare and swap (32 bit in general registers)"), 114 FEAT_INIT("plo-dcsg", S390_FEAT_TYPE_PLO, 9, "PLO Double compare and swap (64 bit in parameter list)"), 115 FEAT_INIT("plo-dcsgr", S390_FEAT_TYPE_PLO, 10, "PLO Double compare and swap (32 bit in general registers)"), 116 FEAT_INIT("plo-dcsx", S390_FEAT_TYPE_PLO, 11, "PLO Double compare and swap (128 bit in parameter list)"), 117 FEAT_INIT("plo-csst", S390_FEAT_TYPE_PLO, 12, "PLO Compare and swap and store (32 bit in general registers)"), 118 FEAT_INIT("plo-csstg", S390_FEAT_TYPE_PLO, 13, "PLO Compare and swap and store (64 bit in parameter list)"), 119 FEAT_INIT("plo-csstgr", S390_FEAT_TYPE_PLO, 14, "PLO Compare and swap and store (32 bit in general registers)"), 120 FEAT_INIT("plo-csstx", S390_FEAT_TYPE_PLO, 15, "PLO Compare and swap and store (128 bit in parameter list)"), 121 FEAT_INIT("plo-csdst", S390_FEAT_TYPE_PLO, 16, "PLO Compare and swap and double store (32 bit in general registers)"), 122 FEAT_INIT("plo-csdstg", S390_FEAT_TYPE_PLO, 17, "PLO Compare and swap and double store (64 bit in parameter list)"), 123 FEAT_INIT("plo-csdstgr", S390_FEAT_TYPE_PLO, 18, "PLO Compare and swap and double store (32 bit in general registers)"), 124 FEAT_INIT("plo-csdstx", S390_FEAT_TYPE_PLO, 19, "PLO Compare and swap and double store (128 bit in parameter list)"), 125 FEAT_INIT("plo-cstst", S390_FEAT_TYPE_PLO, 20, "PLO Compare and swap and triple store (32 bit in general registers)"), 126 FEAT_INIT("plo-cststg", S390_FEAT_TYPE_PLO, 21, "PLO Compare and swap and triple store (64 bit in parameter list)"), 127 FEAT_INIT("plo-cststgr", S390_FEAT_TYPE_PLO, 22, "PLO Compare and swap and triple store (32 bit in general registers)"), 128 FEAT_INIT("plo-cststx", S390_FEAT_TYPE_PLO, 23, "PLO Compare and swap and triple store (128 bit in parameter list)"), 129 130 FEAT_INIT("ptff-qto", S390_FEAT_TYPE_PTFF, 1, "PTFF Query TOD Offset"), 131 FEAT_INIT("ptff-qsi", S390_FEAT_TYPE_PTFF, 2, "PTFF Query Steering Information"), 132 FEAT_INIT("ptff-qpc", S390_FEAT_TYPE_PTFF, 3, "PTFF Query Physical Clock"), 133 FEAT_INIT("ptff-qui", S390_FEAT_TYPE_PTFF, 4, "PTFF Query UTC Information"), 134 FEAT_INIT("ptff-qtou", S390_FEAT_TYPE_PTFF, 5, "PTFF Query TOD Offset User"), 135 FEAT_INIT("ptff-sto", S390_FEAT_TYPE_PTFF, 65, "PTFF Set TOD Offset"), 136 FEAT_INIT("ptff-stou", S390_FEAT_TYPE_PTFF, 69, "PTFF Set TOD Offset User"), 137 138 FEAT_INIT("kmac-dea", S390_FEAT_TYPE_KMAC, 1, "KMAC DEA"), 139 FEAT_INIT("kmac-tdea-128", S390_FEAT_TYPE_KMAC, 2, "KMAC TDEA-128"), 140 FEAT_INIT("kmac-tdea-192", S390_FEAT_TYPE_KMAC, 3, "KMAC TDEA-192"), 141 FEAT_INIT("kmac-edea", S390_FEAT_TYPE_KMAC, 9, "KMAC Encrypted-DEA"), 142 FEAT_INIT("kmac-etdea-128", S390_FEAT_TYPE_KMAC, 10, "KMAC Encrypted-TDEA-128"), 143 FEAT_INIT("kmac-etdea-192", S390_FEAT_TYPE_KMAC, 11, "KMAC Encrypted-TDEA-192"), 144 FEAT_INIT("kmac-aes-128", S390_FEAT_TYPE_KMAC, 18, "KMAC AES-128"), 145 FEAT_INIT("kmac-aes-192", S390_FEAT_TYPE_KMAC, 19, "KMAC AES-192"), 146 FEAT_INIT("kmac-aes-256", S390_FEAT_TYPE_KMAC, 20, "KMAC AES-256"), 147 FEAT_INIT("kmac-eaes-128", S390_FEAT_TYPE_KMAC, 26, "KMAC Encrypted-AES-128"), 148 FEAT_INIT("kmac-eaes-192", S390_FEAT_TYPE_KMAC, 27, "KMAC Encrypted-AES-192"), 149 FEAT_INIT("kmac-eaes-256", S390_FEAT_TYPE_KMAC, 28, "KMAC Encrypted-AES-256"), 150 151 FEAT_INIT("kmc-dea", S390_FEAT_TYPE_KMC, 1, "KMC DEA"), 152 FEAT_INIT("kmc-tdea-128", S390_FEAT_TYPE_KMC, 2, "KMC TDEA-128"), 153 FEAT_INIT("kmc-tdea-192", S390_FEAT_TYPE_KMC, 3, "KMC TDEA-192"), 154 FEAT_INIT("kmc-edea", S390_FEAT_TYPE_KMC, 9, "KMC Encrypted-DEA"), 155 FEAT_INIT("kmc-etdea-128", S390_FEAT_TYPE_KMC, 10, "KMC Encrypted-TDEA-128"), 156 FEAT_INIT("kmc-etdea-192", S390_FEAT_TYPE_KMC, 11, "KMC Encrypted-TDEA-192"), 157 FEAT_INIT("kmc-aes-128", S390_FEAT_TYPE_KMC, 18, "KMC AES-128"), 158 FEAT_INIT("kmc-aes-192", S390_FEAT_TYPE_KMC, 19, "KMC AES-192"), 159 FEAT_INIT("kmc-aes-256", S390_FEAT_TYPE_KMC, 20, "KMC AES-256"), 160 FEAT_INIT("kmc-eaes-128", S390_FEAT_TYPE_KMC, 26, "KMC Encrypted-AES-128"), 161 FEAT_INIT("kmc-eaes-192", S390_FEAT_TYPE_KMC, 27, "KMC Encrypted-AES-192"), 162 FEAT_INIT("kmc-eaes-256", S390_FEAT_TYPE_KMC, 28, "KMC Encrypted-AES-256"), 163 FEAT_INIT("kmc-prng", S390_FEAT_TYPE_KMC, 67, "KMC PRNG"), 164 165 FEAT_INIT("km-dea", S390_FEAT_TYPE_KM, 1, "KM DEA"), 166 FEAT_INIT("km-tdea-128", S390_FEAT_TYPE_KM, 2, "KM TDEA-128"), 167 FEAT_INIT("km-tdea-192", S390_FEAT_TYPE_KM, 3, "KM TDEA-192"), 168 FEAT_INIT("km-edea", S390_FEAT_TYPE_KM, 9, "KM Encrypted-DEA"), 169 FEAT_INIT("km-etdea-128", S390_FEAT_TYPE_KM, 10, "KM Encrypted-TDEA-128"), 170 FEAT_INIT("km-etdea-192", S390_FEAT_TYPE_KM, 11, "KM Encrypted-TDEA-192"), 171 FEAT_INIT("km-aes-128", S390_FEAT_TYPE_KM, 18, "KM AES-128"), 172 FEAT_INIT("km-aes-192", S390_FEAT_TYPE_KM, 19, "KM AES-192"), 173 FEAT_INIT("km-aes-256", S390_FEAT_TYPE_KM, 20, "KM AES-256"), 174 FEAT_INIT("km-eaes-128", S390_FEAT_TYPE_KM, 26, "KM Encrypted-AES-128"), 175 FEAT_INIT("km-eaes-192", S390_FEAT_TYPE_KM, 27, "KM Encrypted-AES-192"), 176 FEAT_INIT("km-eaes-256", S390_FEAT_TYPE_KM, 28, "KM Encrypted-AES-256"), 177 FEAT_INIT("km-xts-aes-128", S390_FEAT_TYPE_KM, 50, "KM XTS-AES-128"), 178 FEAT_INIT("km-xts-aes-256", S390_FEAT_TYPE_KM, 52, "KM XTS-AES-256"), 179 FEAT_INIT("km-xts-eaes-128", S390_FEAT_TYPE_KM, 58, "KM XTS-Encrypted-AES-128"), 180 FEAT_INIT("km-xts-eaes-256", S390_FEAT_TYPE_KM, 60, "KM XTS-Encrypted-AES-256"), 181 182 FEAT_INIT("kimd-sha-1", S390_FEAT_TYPE_KIMD, 1, "KIMD SHA-1"), 183 FEAT_INIT("kimd-sha-256", S390_FEAT_TYPE_KIMD, 2, "KIMD SHA-256"), 184 FEAT_INIT("kimd-sha-512", S390_FEAT_TYPE_KIMD, 3, "KIMD SHA-512"), 185 FEAT_INIT("kimd-ghash", S390_FEAT_TYPE_KIMD, 65, "KIMD GHASH"), 186 FEAT_INIT("klmd-sha-1", S390_FEAT_TYPE_KLMD, 1, "KLMD SHA-1"), 187 FEAT_INIT("klmd-sha-256", S390_FEAT_TYPE_KLMD, 2, "KLMD SHA-256"), 188 FEAT_INIT("klmd-sha-512", S390_FEAT_TYPE_KLMD, 3, "KLMD SHA-512"), 189 190 FEAT_INIT("pckmo-edea", S390_FEAT_TYPE_PCKMO, 1, "PCKMO Encrypted-DEA-Key"), 191 FEAT_INIT("pckmo-etdea-128", S390_FEAT_TYPE_PCKMO, 2, "PCKMO Encrypted-TDEA-128-Key"), 192 FEAT_INIT("pckmo-etdea-192", S390_FEAT_TYPE_PCKMO, 3, "PCKMO Encrypted-TDEA-192-Key"), 193 FEAT_INIT("pckmo-aes-128", S390_FEAT_TYPE_PCKMO, 18, "PCKMO Encrypted-AES-128-Key"), 194 FEAT_INIT("pckmo-aes-192", S390_FEAT_TYPE_PCKMO, 19, "PCKMO Encrypted-AES-192-Key"), 195 FEAT_INIT("pckmo-aes-256", S390_FEAT_TYPE_PCKMO, 20, "PCKMO Encrypted-AES-256-Key"), 196 197 FEAT_INIT("kmctr-dea", S390_FEAT_TYPE_KMCTR, 1, "KMCTR DEA"), 198 FEAT_INIT("kmctr-tdea-128", S390_FEAT_TYPE_KMCTR, 2, "KMCTR TDEA-128"), 199 FEAT_INIT("kmctr-tdea-192", S390_FEAT_TYPE_KMCTR, 3, "KMCTR TDEA-192"), 200 FEAT_INIT("kmctr-edea", S390_FEAT_TYPE_KMCTR, 9, "KMCTR Encrypted-DEA"), 201 FEAT_INIT("kmctr-etdea-128", S390_FEAT_TYPE_KMCTR, 10, "KMCTR Encrypted-TDEA-128"), 202 FEAT_INIT("kmctr-etdea-192", S390_FEAT_TYPE_KMCTR, 11, "KMCTR Encrypted-TDEA-192"), 203 FEAT_INIT("kmctr-aes-128", S390_FEAT_TYPE_KMCTR, 18, "KMCTR AES-128"), 204 FEAT_INIT("kmctr-aes-192", S390_FEAT_TYPE_KMCTR, 19, "KMCTR AES-192"), 205 FEAT_INIT("kmctr-aes-256", S390_FEAT_TYPE_KMCTR, 20, "KMCTR AES-256"), 206 FEAT_INIT("kmctr-eaes-128", S390_FEAT_TYPE_KMCTR, 26, "KMCTR Encrypted-AES-128"), 207 FEAT_INIT("kmctr-eaes-192", S390_FEAT_TYPE_KMCTR, 27, "KMCTR Encrypted-AES-192"), 208 FEAT_INIT("kmctr-eaes-256", S390_FEAT_TYPE_KMCTR, 28, "KMCTR Encrypted-AES-256"), 209 210 FEAT_INIT("kmf-dea", S390_FEAT_TYPE_KMF, 1, "KMF DEA"), 211 FEAT_INIT("kmf-tdea-128", S390_FEAT_TYPE_KMF, 2, "KMF TDEA-128"), 212 FEAT_INIT("kmf-tdea-192", S390_FEAT_TYPE_KMF, 3, "KMF TDEA-192"), 213 FEAT_INIT("kmf-edea", S390_FEAT_TYPE_KMF, 9, "KMF Encrypted-DEA"), 214 FEAT_INIT("kmf-etdea-128", S390_FEAT_TYPE_KMF, 10, "KMF Encrypted-TDEA-128"), 215 FEAT_INIT("kmf-etdea-192", S390_FEAT_TYPE_KMF, 11, "KMF Encrypted-TDEA-192"), 216 FEAT_INIT("kmf-aes-128", S390_FEAT_TYPE_KMF, 18, "KMF AES-128"), 217 FEAT_INIT("kmf-aes-192", S390_FEAT_TYPE_KMF, 19, "KMF AES-192"), 218 FEAT_INIT("kmf-aes-256", S390_FEAT_TYPE_KMF, 20, "KMF AES-256"), 219 FEAT_INIT("kmf-eaes-128", S390_FEAT_TYPE_KMF, 26, "KMF Encrypted-AES-128"), 220 FEAT_INIT("kmf-eaes-192", S390_FEAT_TYPE_KMF, 27, "KMF Encrypted-AES-192"), 221 FEAT_INIT("kmf-eaes-256", S390_FEAT_TYPE_KMF, 28, "KMF Encrypted-AES-256"), 222 223 FEAT_INIT("kmo-dea", S390_FEAT_TYPE_KMO, 1, "KMO DEA"), 224 FEAT_INIT("kmo-tdea-128", S390_FEAT_TYPE_KMO, 2, "KMO TDEA-128"), 225 FEAT_INIT("kmo-tdea-192", S390_FEAT_TYPE_KMO, 3, "KMO TDEA-192"), 226 FEAT_INIT("kmo-edea", S390_FEAT_TYPE_KMO, 9, "KMO Encrypted-DEA"), 227 FEAT_INIT("kmo-etdea-128", S390_FEAT_TYPE_KMO, 10, "KMO Encrypted-TDEA-128"), 228 FEAT_INIT("kmo-etdea-192", S390_FEAT_TYPE_KMO, 11, "KMO Encrypted-TDEA-192"), 229 FEAT_INIT("kmo-aes-128", S390_FEAT_TYPE_KMO, 18, "KMO AES-128"), 230 FEAT_INIT("kmo-aes-192", S390_FEAT_TYPE_KMO, 19, "KMO AES-192"), 231 FEAT_INIT("kmo-aes-256", S390_FEAT_TYPE_KMO, 20, "KMO AES-256"), 232 FEAT_INIT("kmo-eaes-128", S390_FEAT_TYPE_KMO, 26, "KMO Encrypted-AES-128"), 233 FEAT_INIT("kmo-eaes-192", S390_FEAT_TYPE_KMO, 27, "KMO Encrypted-AES-192"), 234 FEAT_INIT("kmo-eaes-256", S390_FEAT_TYPE_KMO, 28, "KMO Encrypted-AES-256"), 235 236 FEAT_INIT("pcc-cmac-dea", S390_FEAT_TYPE_PCC, 1, "PCC Compute-Last-Block-CMAC-Using-DEA"), 237 FEAT_INIT("pcc-cmac-tdea-128", S390_FEAT_TYPE_PCC, 2, "PCC Compute-Last-Block-CMAC-Using-TDEA-128"), 238 FEAT_INIT("pcc-cmac-tdea-192", S390_FEAT_TYPE_PCC, 3, "PCC Compute-Last-Block-CMAC-Using-TDEA-192"), 239 FEAT_INIT("pcc-cmac-edea", S390_FEAT_TYPE_PCC, 9, "PCC Compute-Last-Block-CMAC-Using-Encrypted-DEA"), 240 FEAT_INIT("pcc-cmac-etdea-128", S390_FEAT_TYPE_PCC, 10, "PCC Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128"), 241 FEAT_INIT("pcc-cmac-etdea-192", S390_FEAT_TYPE_PCC, 11, "PCC Compute-Last-Block-CMAC-Using-EncryptedTDEA-192"), 242 FEAT_INIT("pcc-cmac-aes-128", S390_FEAT_TYPE_PCC, 18, "PCC Compute-Last-Block-CMAC-Using-AES-128"), 243 FEAT_INIT("pcc-cmac-aes-192", S390_FEAT_TYPE_PCC, 19, "PCC Compute-Last-Block-CMAC-Using-AES-192"), 244 FEAT_INIT("pcc-cmac-eaes-256", S390_FEAT_TYPE_PCC, 20, "PCC Compute-Last-Block-CMAC-Using-AES-256"), 245 FEAT_INIT("pcc-cmac-eaes-128", S390_FEAT_TYPE_PCC, 26, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-128"), 246 FEAT_INIT("pcc-cmac-eaes-192", S390_FEAT_TYPE_PCC, 27, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-192"), 247 FEAT_INIT("pcc-cmac-eaes-256", S390_FEAT_TYPE_PCC, 28, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-256"), 248 FEAT_INIT("pcc-xts-aes-128", S390_FEAT_TYPE_PCC, 50, "PCC Compute-XTS-Parameter-Using-AES-128"), 249 FEAT_INIT("pcc-xts-aes-256", S390_FEAT_TYPE_PCC, 52, "PCC Compute-XTS-Parameter-Using-AES-256"), 250 FEAT_INIT("pcc-xts-eaes-128", S390_FEAT_TYPE_PCC, 58, "PCC Compute-XTS-Parameter-Using-Encrypted-AES-128"), 251 FEAT_INIT("pcc-xts-eaes-256", S390_FEAT_TYPE_PCC, 60, "PCC Compute-XTS-Parameter-Using-Encrypted-AES-256"), 252 253 FEAT_INIT("ppno-sha-512-drng", S390_FEAT_TYPE_PPNO, 3, "PPNO SHA-512-DRNG"), 254 }; 255 256 const S390FeatDef *s390_feat_def(S390Feat feat) 257 { 258 return &s390_features[feat]; 259 } 260 261 S390Feat s390_feat_by_type_and_bit(S390FeatType type, int bit) 262 { 263 S390Feat feat; 264 265 for (feat = 0; feat < ARRAY_SIZE(s390_features); feat++) { 266 if (s390_features[feat].type == type && 267 s390_features[feat].bit == bit) { 268 return feat; 269 } 270 } 271 return S390_FEAT_MAX; 272 } 273 274 void s390_init_feat_bitmap(const S390FeatInit init, S390FeatBitmap bitmap) 275 { 276 int i, j; 277 278 for (i = 0; i < (S390_FEAT_MAX / 64 + 1); i++) { 279 if (init[i]) { 280 for (j = 0; j < 64; j++) { 281 if (init[i] & 1ULL << j) { 282 set_bit(i * 64 + j, bitmap); 283 } 284 } 285 } 286 } 287 } 288 289 void s390_fill_feat_block(const S390FeatBitmap features, S390FeatType type, 290 uint8_t *data) 291 { 292 S390Feat feat; 293 int bit_nr; 294 295 if (type == S390_FEAT_TYPE_STFL && test_bit(S390_FEAT_ZARCH, features)) { 296 /* z/Architecture is always active if around */ 297 data[0] |= 0x20; 298 } 299 300 feat = find_first_bit(features, S390_FEAT_MAX); 301 while (feat < S390_FEAT_MAX) { 302 if (s390_features[feat].type == type) { 303 bit_nr = s390_features[feat].bit; 304 /* big endian on uint8_t array */ 305 data[bit_nr / 8] |= 0x80 >> (bit_nr % 8); 306 } 307 feat = find_next_bit(features, S390_FEAT_MAX, feat + 1); 308 } 309 } 310 311 void s390_add_from_feat_block(S390FeatBitmap features, S390FeatType type, 312 uint8_t *data) 313 { 314 int nr_bits, le_bit; 315 316 switch (type) { 317 case S390_FEAT_TYPE_STFL: 318 nr_bits = 2048; 319 break; 320 case S390_FEAT_TYPE_PLO: 321 nr_bits = 256; 322 break; 323 default: 324 /* all cpu subfunctions have 128 bit */ 325 nr_bits = 128; 326 }; 327 328 le_bit = find_first_bit((unsigned long *) data, nr_bits); 329 while (le_bit < nr_bits) { 330 /* convert the bit number to a big endian bit nr */ 331 S390Feat feat = s390_feat_by_type_and_bit(type, BE_BIT_NR(le_bit)); 332 /* ignore unknown bits */ 333 if (feat < S390_FEAT_MAX) { 334 set_bit(feat, features); 335 } 336 le_bit = find_next_bit((unsigned long *) data, nr_bits, le_bit + 1); 337 } 338 } 339 340 void s390_feat_bitmap_to_ascii(const S390FeatBitmap features, void *opaque, 341 void (*fn)(const char *name, void *opaque)) 342 { 343 S390FeatBitmap bitmap, tmp; 344 S390FeatGroup group; 345 S390Feat feat; 346 347 bitmap_copy(bitmap, features, S390_FEAT_MAX); 348 349 /* process whole groups first */ 350 for (group = 0; group < S390_FEAT_GROUP_MAX; group++) { 351 const S390FeatGroupDef *def = s390_feat_group_def(group); 352 353 bitmap_and(tmp, bitmap, def->feat, S390_FEAT_MAX); 354 if (bitmap_equal(tmp, def->feat, S390_FEAT_MAX)) { 355 bitmap_andnot(bitmap, bitmap, def->feat, S390_FEAT_MAX); 356 fn(def->name, opaque); 357 } 358 } 359 360 /* report leftovers as separate features */ 361 feat = find_first_bit(bitmap, S390_FEAT_MAX); 362 while (feat < S390_FEAT_MAX) { 363 fn(s390_feat_def(feat)->name, opaque); 364 feat = find_next_bit(bitmap, S390_FEAT_MAX, feat + 1); 365 }; 366 } 367 368 #define FEAT_GROUP_INIT(_name, _group, _desc) \ 369 { \ 370 .name = _name, \ 371 .desc = _desc, \ 372 .init = { S390_FEAT_GROUP_LIST_ ## _group }, \ 373 } 374 375 /* indexed by feature group number for easy lookup */ 376 static S390FeatGroupDef s390_feature_groups[] = { 377 FEAT_GROUP_INIT("plo", PLO, "Perform-locked-operation facility"), 378 FEAT_GROUP_INIT("tods", TOD_CLOCK_STEERING, "Tod-clock-steering facility"), 379 FEAT_GROUP_INIT("gen13ptff", GEN13_PTFF, "PTFF enhancements introduced with z13"), 380 FEAT_GROUP_INIT("msa", MSA, "Message-security-assist facility"), 381 FEAT_GROUP_INIT("msa1", MSA_EXT_1, "Message-security-assist-extension 1 facility"), 382 FEAT_GROUP_INIT("msa2", MSA_EXT_2, "Message-security-assist-extension 2 facility"), 383 FEAT_GROUP_INIT("msa3", MSA_EXT_3, "Message-security-assist-extension 3 facility"), 384 FEAT_GROUP_INIT("msa4", MSA_EXT_4, "Message-security-assist-extension 4 facility"), 385 FEAT_GROUP_INIT("msa5", MSA_EXT_5, "Message-security-assist-extension 5 facility"), 386 }; 387 388 const S390FeatGroupDef *s390_feat_group_def(S390FeatGroup group) 389 { 390 return &s390_feature_groups[group]; 391 } 392 393 static void init_groups(void) 394 { 395 int i; 396 397 /* init all bitmaps from gnerated data initially */ 398 for (i = 0; i < ARRAY_SIZE(s390_feature_groups); i++) { 399 s390_init_feat_bitmap(s390_feature_groups[i].init, 400 s390_feature_groups[i].feat); 401 } 402 } 403 404 type_init(init_groups) 405