target/s390x/cpu_features.c

   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("opc", S390_FEAT_TYPE_STFL, 38, "Order Preserving Compression facility"),
  63     FEAT_INIT("sprogp", S390_FEAT_TYPE_STFL, 40, "Set-program-parameters facility"),
  64     FEAT_INIT("fpseh", S390_FEAT_TYPE_STFL, 41, "Floating-point-support-enhancement facilities"),
  65     FEAT_INIT("dfp", S390_FEAT_TYPE_STFL, 42, "DFP (decimal-floating-point) facility"),
  66     FEAT_INIT("dfphp", S390_FEAT_TYPE_STFL, 43, "DFP (decimal-floating-point) facility has high performance"),
  67     FEAT_INIT("pfpo", S390_FEAT_TYPE_STFL, 44, "PFPO instruction"),
  68     FEAT_INIT("stfle45", S390_FEAT_TYPE_STFL, 45, "Various facilities introduced with z196"),
  69     FEAT_INIT("cmpsceh", S390_FEAT_TYPE_STFL, 47, "CMPSC-enhancement facility"),
  70     FEAT_INIT("dfpzc", S390_FEAT_TYPE_STFL, 48, "Decimal-floating-point zoned-conversion facility"),
  71     FEAT_INIT("stfle49", S390_FEAT_TYPE_STFL, 49, "Various facilities introduced with zEC12"),
  72     FEAT_INIT("cte", S390_FEAT_TYPE_STFL, 50, "Constrained transactional-execution facility"),
  73     FEAT_INIT("ltlbc", S390_FEAT_TYPE_STFL, 51, "Local-TLB-clearing facility"),
  74     FEAT_INIT("iacc2", S390_FEAT_TYPE_STFL, 52, "Interlocked-access facility 2"),
  75     FEAT_INIT("stfle53", S390_FEAT_TYPE_STFL, 53, "Various facilities introduced with z13"),
  76     FEAT_INIT("eec", S390_FEAT_TYPE_STFL, 54, "Entropy encoding compression facility"),
  77     FEAT_INIT("msa5-base", S390_FEAT_TYPE_STFL, 57, "Message-security-assist-extension-5 facility (excluding subfunctions)"),
  78     FEAT_INIT("minste2", S390_FEAT_TYPE_STFL, 58, "Miscellaneous-instruction-extensions facility 2"),
  79     FEAT_INIT("sema", S390_FEAT_TYPE_STFL, 59, "Semaphore-assist facility"),
  80     FEAT_INIT("tsi", S390_FEAT_TYPE_STFL, 60, "Time-slice Instrumentation facility"),
  81     FEAT_INIT("ri", S390_FEAT_TYPE_STFL, 64, "CPU runtime-instrumentation facility"),
  82     FEAT_INIT("zpci", S390_FEAT_TYPE_STFL, 69, "z/PCI facility"),
  83     FEAT_INIT("aen", S390_FEAT_TYPE_STFL, 71, "General-purpose-adapter-event-notification facility"),
  84     FEAT_INIT("ais", S390_FEAT_TYPE_STFL, 72, "General-purpose-adapter-interruption-suppression facility"),
  85     FEAT_INIT("te", S390_FEAT_TYPE_STFL, 73, "Transactional-execution facility"),
  86     FEAT_INIT("sthyi", S390_FEAT_TYPE_STFL, 74, "Store-hypervisor-information facility"),
  87     FEAT_INIT("aefsi", S390_FEAT_TYPE_STFL, 75, "Access-exception-fetch/store-indication facility"),
  88     FEAT_INIT("msa3-base", S390_FEAT_TYPE_STFL, 76, "Message-security-assist-extension-3 facility (excluding subfunctions)"),
  89     FEAT_INIT("msa4-base", S390_FEAT_TYPE_STFL, 77, "Message-security-assist-extension-4 facility (excluding subfunctions)"),
  90     FEAT_INIT("edat2", S390_FEAT_TYPE_STFL, 78, "Enhanced-DAT facility 2"),
  91     FEAT_INIT("dfppc", S390_FEAT_TYPE_STFL, 80, "Decimal-floating-point packed-conversion facility"),
  92     FEAT_INIT("vx", S390_FEAT_TYPE_STFL, 129, "Vector facility"),
  93     FEAT_INIT("iep", S390_FEAT_TYPE_STFL, 130, "Instruction-execution-protection facility"),
  94     FEAT_INIT("sea_esop2", S390_FEAT_TYPE_STFL, 131, "Side-effect-access facility and Enhanced-suppression-on-protection facility 2"),
  95     FEAT_INIT("gs", S390_FEAT_TYPE_STFL, 133, "Guarded-storage facility"),
  96     FEAT_INIT("vxpd", S390_FEAT_TYPE_STFL, 134, "Vector packed decimal facility"),
  97     FEAT_INIT("vxeh", S390_FEAT_TYPE_STFL, 135, "Vector enhancements facility"),
  98     FEAT_INIT("mepoch", S390_FEAT_TYPE_STFL, 139, "Multiple-epoch facility"),
  99     FEAT_INIT("tpei", S390_FEAT_TYPE_STFL, 144, "Test-pending-external-interruption facility"),
 100     FEAT_INIT("irbm", S390_FEAT_TYPE_STFL, 145, "Insert-reference-bits-multiple facility"),
 101     FEAT_INIT("msa8-base", S390_FEAT_TYPE_STFL, 146, "Message-security-assist-extension-8 facility (excluding subfunctions)"),
 102     FEAT_INIT("cmmnt", S390_FEAT_TYPE_STFL, 147, "CMM: ESSA-enhancement (no translate) facility"),
 103
 104     /* SCLP SCCB Byte 80 - 98  (bit numbers relative to byte-80) */
 105     FEAT_INIT("gsls", S390_FEAT_TYPE_SCLP_CONF_CHAR, 40, "SIE: Guest-storage-limit-suppression facility"),
 106     FEAT_INIT("esop", S390_FEAT_TYPE_SCLP_CONF_CHAR, 46, "Enhanced-suppression-on-protection facility"),
 107     FEAT_INIT("hpma2", S390_FEAT_TYPE_SCLP_CONF_CHAR, 90, "Host page management assist 2 Facility"), /* 91-2 */
 108     FEAT_INIT("kss", S390_FEAT_TYPE_SCLP_CONF_CHAR, 151, "SIE: Keyless-subset facility"),  /* 98-7 */
 109
 110     /* SCLP SCCB Byte 116 - 119 (bit numbers relative to byte-116) */
 111     FEAT_INIT("64bscao", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 0, "SIE: 64-bit-SCAO facility"),
 112     FEAT_INIT("cmma", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 1, "SIE: Collaborative-memory-management assist"),
 113     FEAT_INIT("pfmfi", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 9, "SIE: PFMF interpretation facility"),
 114     FEAT_INIT("ibs", S390_FEAT_TYPE_SCLP_CONF_CHAR_EXT, 10, "SIE: Interlock-and-broadcast-suppression facility"),
 115
 116     FEAT_INIT("sief2", S390_FEAT_TYPE_SCLP_CPU, 4, "SIE: interception format 2 (Virtual SIE)"),
 117     FEAT_INIT("skey", S390_FEAT_TYPE_SCLP_CPU, 5, "SIE: Storage-key facility"),
 118     FEAT_INIT("gpereh", S390_FEAT_TYPE_SCLP_CPU, 10, "SIE: Guest-PER enhancement facility"),
 119     FEAT_INIT("siif", S390_FEAT_TYPE_SCLP_CPU, 11, "SIE: Shared IPTE-interlock facility"),
 120     FEAT_INIT("sigpif", S390_FEAT_TYPE_SCLP_CPU, 12, "SIE: SIGP interpretation facility"),
 121     FEAT_INIT("ib", S390_FEAT_TYPE_SCLP_CPU, 42, "SIE: Intervention bypass facility"),
 122     FEAT_INIT("cei", S390_FEAT_TYPE_SCLP_CPU, 43, "SIE: Conditional-external-interception facility"),
 123
 124     FEAT_INIT("dateh2", S390_FEAT_TYPE_MISC, 0, "DAT-enhancement facility 2"),
 125     FEAT_INIT("cmm", S390_FEAT_TYPE_MISC, 0, "Collaborative-memory-management facility"),
 126
 127     FEAT_INIT("plo-cl", S390_FEAT_TYPE_PLO, 0, "PLO Compare and load (32 bit in general registers)"),
 128     FEAT_INIT("plo-clg", S390_FEAT_TYPE_PLO, 1, "PLO Compare and load (64 bit in parameter list)"),
 129     FEAT_INIT("plo-clgr", S390_FEAT_TYPE_PLO, 2, "PLO Compare and load (32 bit in general registers)"),
 130     FEAT_INIT("plo-clx", S390_FEAT_TYPE_PLO, 3, "PLO Compare and load (128 bit in parameter list)"),
 131     FEAT_INIT("plo-cs", S390_FEAT_TYPE_PLO, 4, "PLO Compare and swap (32 bit in general registers)"),
 132     FEAT_INIT("plo-csg", S390_FEAT_TYPE_PLO, 5, "PLO Compare and swap (64 bit in parameter list)"),
 133     FEAT_INIT("plo-csgr", S390_FEAT_TYPE_PLO, 6, "PLO Compare and swap (32 bit in general registers)"),
 134     FEAT_INIT("plo-csx", S390_FEAT_TYPE_PLO, 7, "PLO Compare and swap (128 bit in parameter list)"),
 135     FEAT_INIT("plo-dcs", S390_FEAT_TYPE_PLO, 8, "PLO Double compare and swap (32 bit in general registers)"),
 136     FEAT_INIT("plo-dcsg", S390_FEAT_TYPE_PLO, 9, "PLO Double compare and swap (64 bit in parameter list)"),
 137     FEAT_INIT("plo-dcsgr", S390_FEAT_TYPE_PLO, 10, "PLO Double compare and swap (32 bit in general registers)"),
 138     FEAT_INIT("plo-dcsx", S390_FEAT_TYPE_PLO, 11, "PLO Double compare and swap (128 bit in parameter list)"),
 139     FEAT_INIT("plo-csst", S390_FEAT_TYPE_PLO, 12, "PLO Compare and swap and store (32 bit in general registers)"),
 140     FEAT_INIT("plo-csstg", S390_FEAT_TYPE_PLO, 13, "PLO Compare and swap and store (64 bit in parameter list)"),
 141     FEAT_INIT("plo-csstgr", S390_FEAT_TYPE_PLO, 14, "PLO Compare and swap and store (32 bit in general registers)"),
 142     FEAT_INIT("plo-csstx", S390_FEAT_TYPE_PLO, 15, "PLO Compare and swap and store (128 bit in parameter list)"),
 143     FEAT_INIT("plo-csdst", S390_FEAT_TYPE_PLO, 16, "PLO Compare and swap and double store (32 bit in general registers)"),
 144     FEAT_INIT("plo-csdstg", S390_FEAT_TYPE_PLO, 17, "PLO Compare and swap and double store (64 bit in parameter list)"),
 145     FEAT_INIT("plo-csdstgr", S390_FEAT_TYPE_PLO, 18, "PLO Compare and swap and double store (32 bit in general registers)"),
 146     FEAT_INIT("plo-csdstx", S390_FEAT_TYPE_PLO, 19, "PLO Compare and swap and double store (128 bit in parameter list)"),
 147     FEAT_INIT("plo-cstst", S390_FEAT_TYPE_PLO, 20, "PLO Compare and swap and triple store (32 bit in general registers)"),
 148     FEAT_INIT("plo-cststg", S390_FEAT_TYPE_PLO, 21, "PLO Compare and swap and triple store (64 bit in parameter list)"),
 149     FEAT_INIT("plo-cststgr", S390_FEAT_TYPE_PLO, 22, "PLO Compare and swap and triple store (32 bit in general registers)"),
 150     FEAT_INIT("plo-cststx", S390_FEAT_TYPE_PLO, 23, "PLO Compare and swap and triple store (128 bit in parameter list)"),
 151
 152     FEAT_INIT("ptff-qto", S390_FEAT_TYPE_PTFF, 1, "PTFF Query TOD Offset"),
 153     FEAT_INIT("ptff-qsi", S390_FEAT_TYPE_PTFF, 2, "PTFF Query Steering Information"),
 154     FEAT_INIT("ptff-qpc", S390_FEAT_TYPE_PTFF, 3, "PTFF Query Physical Clock"),
 155     FEAT_INIT("ptff-qui", S390_FEAT_TYPE_PTFF, 4, "PTFF Query UTC Information"),
 156     FEAT_INIT("ptff-qtou", S390_FEAT_TYPE_PTFF, 5, "PTFF Query TOD Offset User"),
 157     FEAT_INIT("ptff-sto", S390_FEAT_TYPE_PTFF, 65, "PTFF Set TOD Offset"),
 158     FEAT_INIT("ptff-stou", S390_FEAT_TYPE_PTFF, 69, "PTFF Set TOD Offset User"),
 159
 160     FEAT_INIT("kmac-dea", S390_FEAT_TYPE_KMAC, 1, "KMAC DEA"),
 161     FEAT_INIT("kmac-tdea-128", S390_FEAT_TYPE_KMAC, 2, "KMAC TDEA-128"),
 162     FEAT_INIT("kmac-tdea-192", S390_FEAT_TYPE_KMAC, 3, "KMAC TDEA-192"),
 163     FEAT_INIT("kmac-edea", S390_FEAT_TYPE_KMAC, 9, "KMAC Encrypted-DEA"),
 164     FEAT_INIT("kmac-etdea-128", S390_FEAT_TYPE_KMAC, 10, "KMAC Encrypted-TDEA-128"),
 165     FEAT_INIT("kmac-etdea-192", S390_FEAT_TYPE_KMAC, 11, "KMAC Encrypted-TDEA-192"),
 166     FEAT_INIT("kmac-aes-128", S390_FEAT_TYPE_KMAC, 18, "KMAC AES-128"),
 167     FEAT_INIT("kmac-aes-192", S390_FEAT_TYPE_KMAC, 19, "KMAC AES-192"),
 168     FEAT_INIT("kmac-aes-256", S390_FEAT_TYPE_KMAC, 20, "KMAC AES-256"),
 169     FEAT_INIT("kmac-eaes-128", S390_FEAT_TYPE_KMAC, 26, "KMAC Encrypted-AES-128"),
 170     FEAT_INIT("kmac-eaes-192", S390_FEAT_TYPE_KMAC, 27, "KMAC Encrypted-AES-192"),
 171     FEAT_INIT("kmac-eaes-256", S390_FEAT_TYPE_KMAC, 28, "KMAC Encrypted-AES-256"),
 172
 173     FEAT_INIT("kmc-dea", S390_FEAT_TYPE_KMC, 1, "KMC DEA"),
 174     FEAT_INIT("kmc-tdea-128", S390_FEAT_TYPE_KMC, 2, "KMC TDEA-128"),
 175     FEAT_INIT("kmc-tdea-192", S390_FEAT_TYPE_KMC, 3, "KMC TDEA-192"),
 176     FEAT_INIT("kmc-edea", S390_FEAT_TYPE_KMC, 9, "KMC Encrypted-DEA"),
 177     FEAT_INIT("kmc-etdea-128", S390_FEAT_TYPE_KMC, 10, "KMC Encrypted-TDEA-128"),
 178     FEAT_INIT("kmc-etdea-192", S390_FEAT_TYPE_KMC, 11, "KMC Encrypted-TDEA-192"),
 179     FEAT_INIT("kmc-aes-128", S390_FEAT_TYPE_KMC, 18, "KMC AES-128"),
 180     FEAT_INIT("kmc-aes-192", S390_FEAT_TYPE_KMC, 19, "KMC AES-192"),
 181     FEAT_INIT("kmc-aes-256", S390_FEAT_TYPE_KMC, 20, "KMC AES-256"),
 182     FEAT_INIT("kmc-eaes-128", S390_FEAT_TYPE_KMC, 26, "KMC Encrypted-AES-128"),
 183     FEAT_INIT("kmc-eaes-192", S390_FEAT_TYPE_KMC, 27, "KMC Encrypted-AES-192"),
 184     FEAT_INIT("kmc-eaes-256", S390_FEAT_TYPE_KMC, 28, "KMC Encrypted-AES-256"),
 185     FEAT_INIT("kmc-prng", S390_FEAT_TYPE_KMC, 67, "KMC PRNG"),
 186
 187     FEAT_INIT("km-dea", S390_FEAT_TYPE_KM, 1, "KM DEA"),
 188     FEAT_INIT("km-tdea-128", S390_FEAT_TYPE_KM, 2, "KM TDEA-128"),
 189     FEAT_INIT("km-tdea-192", S390_FEAT_TYPE_KM, 3, "KM TDEA-192"),
 190     FEAT_INIT("km-edea", S390_FEAT_TYPE_KM, 9, "KM Encrypted-DEA"),
 191     FEAT_INIT("km-etdea-128", S390_FEAT_TYPE_KM, 10, "KM Encrypted-TDEA-128"),
 192     FEAT_INIT("km-etdea-192", S390_FEAT_TYPE_KM, 11, "KM Encrypted-TDEA-192"),
 193     FEAT_INIT("km-aes-128", S390_FEAT_TYPE_KM, 18, "KM AES-128"),
 194     FEAT_INIT("km-aes-192", S390_FEAT_TYPE_KM, 19, "KM AES-192"),
 195     FEAT_INIT("km-aes-256", S390_FEAT_TYPE_KM, 20, "KM AES-256"),
 196     FEAT_INIT("km-eaes-128", S390_FEAT_TYPE_KM, 26, "KM Encrypted-AES-128"),
 197     FEAT_INIT("km-eaes-192", S390_FEAT_TYPE_KM, 27, "KM Encrypted-AES-192"),
 198     FEAT_INIT("km-eaes-256", S390_FEAT_TYPE_KM, 28, "KM Encrypted-AES-256"),
 199     FEAT_INIT("km-xts-aes-128", S390_FEAT_TYPE_KM, 50, "KM XTS-AES-128"),
 200     FEAT_INIT("km-xts-aes-256", S390_FEAT_TYPE_KM, 52, "KM XTS-AES-256"),
 201     FEAT_INIT("km-xts-eaes-128", S390_FEAT_TYPE_KM, 58, "KM XTS-Encrypted-AES-128"),
 202     FEAT_INIT("km-xts-eaes-256", S390_FEAT_TYPE_KM, 60, "KM XTS-Encrypted-AES-256"),
 203
 204     FEAT_INIT("kimd-sha-1", S390_FEAT_TYPE_KIMD, 1, "KIMD SHA-1"),
 205     FEAT_INIT("kimd-sha-256", S390_FEAT_TYPE_KIMD, 2, "KIMD SHA-256"),
 206     FEAT_INIT("kimd-sha-512", S390_FEAT_TYPE_KIMD, 3, "KIMD SHA-512"),
 207     FEAT_INIT("kimd-sha3-224", S390_FEAT_TYPE_KIMD, 32, "KIMD SHA3-224"),
 208     FEAT_INIT("kimd-sha3-256", S390_FEAT_TYPE_KIMD, 33, "KIMD SHA3-256"),
 209     FEAT_INIT("kimd-sha3-384", S390_FEAT_TYPE_KIMD, 34, "KIMD SHA3-384"),
 210     FEAT_INIT("kimd-sha3-512", S390_FEAT_TYPE_KIMD, 35, "KIMD SHA3-512"),
 211     FEAT_INIT("kimd-shake-128", S390_FEAT_TYPE_KIMD, 36, "KIMD SHAKE-128"),
 212     FEAT_INIT("kimd-shake-256", S390_FEAT_TYPE_KIMD, 37, "KIMD SHAKE-256"),
 213     FEAT_INIT("kimd-ghash", S390_FEAT_TYPE_KIMD, 65, "KIMD GHASH"),
 214
 215     FEAT_INIT("klmd-sha-1", S390_FEAT_TYPE_KLMD, 1, "KLMD SHA-1"),
 216     FEAT_INIT("klmd-sha-256", S390_FEAT_TYPE_KLMD, 2, "KLMD SHA-256"),
 217     FEAT_INIT("klmd-sha-512", S390_FEAT_TYPE_KLMD, 3, "KLMD SHA-512"),
 218     FEAT_INIT("klmd-sha3-224", S390_FEAT_TYPE_KLMD, 32, "KLMD SHA3-224"),
 219     FEAT_INIT("klmd-sha3-256", S390_FEAT_TYPE_KLMD, 33, "KLMD SHA3-256"),
 220     FEAT_INIT("klmd-sha3-384", S390_FEAT_TYPE_KLMD, 34, "KLMD SHA3-384"),
 221     FEAT_INIT("klmd-sha3-512", S390_FEAT_TYPE_KLMD, 35, "KLMD SHA3-512"),
 222     FEAT_INIT("klmd-shake-128", S390_FEAT_TYPE_KLMD, 36, "KLMD SHAKE-128"),
 223     FEAT_INIT("klmd-shake-256", S390_FEAT_TYPE_KLMD, 37, "KLMD SHAKE-256"),
 224
 225     FEAT_INIT("pckmo-edea", S390_FEAT_TYPE_PCKMO, 1, "PCKMO Encrypted-DEA-Key"),
 226     FEAT_INIT("pckmo-etdea-128", S390_FEAT_TYPE_PCKMO, 2, "PCKMO Encrypted-TDEA-128-Key"),
 227     FEAT_INIT("pckmo-etdea-192", S390_FEAT_TYPE_PCKMO, 3, "PCKMO Encrypted-TDEA-192-Key"),
 228     FEAT_INIT("pckmo-aes-128", S390_FEAT_TYPE_PCKMO, 18, "PCKMO Encrypted-AES-128-Key"),
 229     FEAT_INIT("pckmo-aes-192", S390_FEAT_TYPE_PCKMO, 19, "PCKMO Encrypted-AES-192-Key"),
 230     FEAT_INIT("pckmo-aes-256", S390_FEAT_TYPE_PCKMO, 20, "PCKMO Encrypted-AES-256-Key"),
 231
 232     FEAT_INIT("kmctr-dea", S390_FEAT_TYPE_KMCTR, 1, "KMCTR DEA"),
 233     FEAT_INIT("kmctr-tdea-128", S390_FEAT_TYPE_KMCTR, 2, "KMCTR TDEA-128"),
 234     FEAT_INIT("kmctr-tdea-192", S390_FEAT_TYPE_KMCTR, 3, "KMCTR TDEA-192"),
 235     FEAT_INIT("kmctr-edea", S390_FEAT_TYPE_KMCTR, 9, "KMCTR Encrypted-DEA"),
 236     FEAT_INIT("kmctr-etdea-128", S390_FEAT_TYPE_KMCTR, 10, "KMCTR Encrypted-TDEA-128"),
 237     FEAT_INIT("kmctr-etdea-192", S390_FEAT_TYPE_KMCTR, 11, "KMCTR Encrypted-TDEA-192"),
 238     FEAT_INIT("kmctr-aes-128", S390_FEAT_TYPE_KMCTR, 18, "KMCTR AES-128"),
 239     FEAT_INIT("kmctr-aes-192", S390_FEAT_TYPE_KMCTR, 19, "KMCTR AES-192"),
 240     FEAT_INIT("kmctr-aes-256", S390_FEAT_TYPE_KMCTR, 20, "KMCTR AES-256"),
 241     FEAT_INIT("kmctr-eaes-128", S390_FEAT_TYPE_KMCTR, 26, "KMCTR Encrypted-AES-128"),
 242     FEAT_INIT("kmctr-eaes-192", S390_FEAT_TYPE_KMCTR, 27, "KMCTR Encrypted-AES-192"),
 243     FEAT_INIT("kmctr-eaes-256", S390_FEAT_TYPE_KMCTR, 28, "KMCTR Encrypted-AES-256"),
 244
 245     FEAT_INIT("kmf-dea", S390_FEAT_TYPE_KMF, 1, "KMF DEA"),
 246     FEAT_INIT("kmf-tdea-128", S390_FEAT_TYPE_KMF, 2, "KMF TDEA-128"),
 247     FEAT_INIT("kmf-tdea-192", S390_FEAT_TYPE_KMF, 3, "KMF TDEA-192"),
 248     FEAT_INIT("kmf-edea", S390_FEAT_TYPE_KMF, 9, "KMF Encrypted-DEA"),
 249     FEAT_INIT("kmf-etdea-128", S390_FEAT_TYPE_KMF, 10, "KMF Encrypted-TDEA-128"),
 250     FEAT_INIT("kmf-etdea-192", S390_FEAT_TYPE_KMF, 11, "KMF Encrypted-TDEA-192"),
 251     FEAT_INIT("kmf-aes-128", S390_FEAT_TYPE_KMF, 18, "KMF AES-128"),
 252     FEAT_INIT("kmf-aes-192", S390_FEAT_TYPE_KMF, 19, "KMF AES-192"),
 253     FEAT_INIT("kmf-aes-256", S390_FEAT_TYPE_KMF, 20, "KMF AES-256"),
 254     FEAT_INIT("kmf-eaes-128", S390_FEAT_TYPE_KMF, 26, "KMF Encrypted-AES-128"),
 255     FEAT_INIT("kmf-eaes-192", S390_FEAT_TYPE_KMF, 27, "KMF Encrypted-AES-192"),
 256     FEAT_INIT("kmf-eaes-256", S390_FEAT_TYPE_KMF, 28, "KMF Encrypted-AES-256"),
 257
 258     FEAT_INIT("kmo-dea", S390_FEAT_TYPE_KMO, 1, "KMO DEA"),
 259     FEAT_INIT("kmo-tdea-128", S390_FEAT_TYPE_KMO, 2, "KMO TDEA-128"),
 260     FEAT_INIT("kmo-tdea-192", S390_FEAT_TYPE_KMO, 3, "KMO TDEA-192"),
 261     FEAT_INIT("kmo-edea", S390_FEAT_TYPE_KMO, 9, "KMO Encrypted-DEA"),
 262     FEAT_INIT("kmo-etdea-128", S390_FEAT_TYPE_KMO, 10, "KMO Encrypted-TDEA-128"),
 263     FEAT_INIT("kmo-etdea-192", S390_FEAT_TYPE_KMO, 11, "KMO Encrypted-TDEA-192"),
 264     FEAT_INIT("kmo-aes-128", S390_FEAT_TYPE_KMO, 18, "KMO AES-128"),
 265     FEAT_INIT("kmo-aes-192", S390_FEAT_TYPE_KMO, 19, "KMO AES-192"),
 266     FEAT_INIT("kmo-aes-256", S390_FEAT_TYPE_KMO, 20, "KMO AES-256"),
 267     FEAT_INIT("kmo-eaes-128", S390_FEAT_TYPE_KMO, 26, "KMO Encrypted-AES-128"),
 268     FEAT_INIT("kmo-eaes-192", S390_FEAT_TYPE_KMO, 27, "KMO Encrypted-AES-192"),
 269     FEAT_INIT("kmo-eaes-256", S390_FEAT_TYPE_KMO, 28, "KMO Encrypted-AES-256"),
 270
 271     FEAT_INIT("pcc-cmac-dea", S390_FEAT_TYPE_PCC, 1, "PCC Compute-Last-Block-CMAC-Using-DEA"),
 272     FEAT_INIT("pcc-cmac-tdea-128", S390_FEAT_TYPE_PCC, 2, "PCC Compute-Last-Block-CMAC-Using-TDEA-128"),
 273     FEAT_INIT("pcc-cmac-tdea-192", S390_FEAT_TYPE_PCC, 3, "PCC Compute-Last-Block-CMAC-Using-TDEA-192"),
 274     FEAT_INIT("pcc-cmac-edea", S390_FEAT_TYPE_PCC, 9, "PCC Compute-Last-Block-CMAC-Using-Encrypted-DEA"),
 275     FEAT_INIT("pcc-cmac-etdea-128", S390_FEAT_TYPE_PCC, 10, "PCC Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128"),
 276     FEAT_INIT("pcc-cmac-etdea-192", S390_FEAT_TYPE_PCC, 11, "PCC Compute-Last-Block-CMAC-Using-EncryptedTDEA-192"),
 277     FEAT_INIT("pcc-cmac-aes-128", S390_FEAT_TYPE_PCC, 18, "PCC Compute-Last-Block-CMAC-Using-AES-128"),
 278     FEAT_INIT("pcc-cmac-aes-192", S390_FEAT_TYPE_PCC, 19, "PCC Compute-Last-Block-CMAC-Using-AES-192"),
 279     FEAT_INIT("pcc-cmac-eaes-256", S390_FEAT_TYPE_PCC, 20, "PCC Compute-Last-Block-CMAC-Using-AES-256"),
 280     FEAT_INIT("pcc-cmac-eaes-128", S390_FEAT_TYPE_PCC, 26, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-128"),
 281     FEAT_INIT("pcc-cmac-eaes-192", S390_FEAT_TYPE_PCC, 27, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-192"),
 282     FEAT_INIT("pcc-cmac-eaes-256", S390_FEAT_TYPE_PCC, 28, "PCC Compute-Last-Block-CMAC-Using-Encrypted-AES-256"),
 283     FEAT_INIT("pcc-xts-aes-128", S390_FEAT_TYPE_PCC, 50, "PCC Compute-XTS-Parameter-Using-AES-128"),
 284     FEAT_INIT("pcc-xts-aes-256", S390_FEAT_TYPE_PCC, 52, "PCC Compute-XTS-Parameter-Using-AES-256"),
 285     FEAT_INIT("pcc-xts-eaes-128", S390_FEAT_TYPE_PCC, 58, "PCC Compute-XTS-Parameter-Using-Encrypted-AES-128"),
 286     FEAT_INIT("pcc-xts-eaes-256", S390_FEAT_TYPE_PCC, 60, "PCC Compute-XTS-Parameter-Using-Encrypted-AES-256"),
 287
 288     FEAT_INIT("ppno-sha-512-drng", S390_FEAT_TYPE_PPNO, 3, "PPNO SHA-512-DRNG"),
 289     FEAT_INIT("prno-trng-qrtcr", S390_FEAT_TYPE_PPNO, 112, "PRNO TRNG-Query-Raw-to-Conditioned-Ratio"),
 290     FEAT_INIT("prno-trng", S390_FEAT_TYPE_PPNO, 114, "PRNO TRNG"),
 291
 292     FEAT_INIT("kma-gcm-aes-128", S390_FEAT_TYPE_KMA, 18, "KMA GCM-AES-128"),
 293     FEAT_INIT("kma-gcm-aes-192", S390_FEAT_TYPE_KMA, 19, "KMA GCM-AES-192"),
 294     FEAT_INIT("kma-gcm-aes-256", S390_FEAT_TYPE_KMA, 20, "KMA GCM-AES-256"),
 295     FEAT_INIT("kma-gcm-eaes-128", S390_FEAT_TYPE_KMA, 26, "KMA GCM-Encrypted-AES-128"),
 296     FEAT_INIT("kma-gcm-eaes-192", S390_FEAT_TYPE_KMA, 27, "KMA GCM-Encrypted-AES-192"),
 297     FEAT_INIT("kma-gcm-eaes-256", S390_FEAT_TYPE_KMA, 28, "KMA GCM-Encrypted-AES-256"),
 298 };
 299
 300 const S390FeatDef *s390_feat_def(S390Feat feat)
 301 {
 302     return &s390_features[feat];
 303 }
 304
 305 S390Feat s390_feat_by_type_and_bit(S390FeatType type, int bit)
 306 {
 307     S390Feat feat;
 308
 309     for (feat = 0; feat < ARRAY_SIZE(s390_features); feat++) {
 310         if (s390_features[feat].type == type &&
 311             s390_features[feat].bit == bit) {
 312             return feat;
 313         }
 314     }
 315     return S390_FEAT_MAX;
 316 }
 317
 318 void s390_init_feat_bitmap(const S390FeatInit init, S390FeatBitmap bitmap)
 319 {
 320     int i, j;
 321
 322     for (i = 0; i < (S390_FEAT_MAX / 64 + 1); i++) {
 323         if (init[i]) {
 324             for (j = 0; j < 64; j++) {
 325                 if (init[i] & 1ULL << j) {
 326                     set_bit(i * 64 + j, bitmap);
 327                 }
 328             }
 329         }
 330     }
 331 }
 332
 333 void s390_fill_feat_block(const S390FeatBitmap features, S390FeatType type,
 334                           uint8_t *data)
 335 {
 336     S390Feat feat;
 337     int bit_nr;
 338
 339     switch (type) {
 340     case S390_FEAT_TYPE_STFL:
 341         if (test_bit(S390_FEAT_ZARCH, features)) {
 342             /* Features that are always active */
 343             set_be_bit(2, data);   /* z/Architecture */
 344             set_be_bit(138, data); /* Configuration-z-architectural-mode */
 345         }
 346         break;
 347     case S390_FEAT_TYPE_PTFF:
 348     case S390_FEAT_TYPE_KMAC:
 349     case S390_FEAT_TYPE_KMC:
 350     case S390_FEAT_TYPE_KM:
 351     case S390_FEAT_TYPE_KIMD:
 352     case S390_FEAT_TYPE_KLMD:
 353     case S390_FEAT_TYPE_PCKMO:
 354     case S390_FEAT_TYPE_KMCTR:
 355     case S390_FEAT_TYPE_KMF:
 356     case S390_FEAT_TYPE_KMO:
 357     case S390_FEAT_TYPE_PCC:
 358     case S390_FEAT_TYPE_PPNO:
 359     case S390_FEAT_TYPE_KMA:
 360         set_be_bit(0, data); /* query is always available */
 361         break;
 362     default:
 363         break;
 364     };
 365
 366     feat = find_first_bit(features, S390_FEAT_MAX);
 367     while (feat < S390_FEAT_MAX) {
 368         if (s390_features[feat].type == type) {
 369             bit_nr = s390_features[feat].bit;
 370             /* big endian on uint8_t array */
 371             set_be_bit(bit_nr, data);
 372         }
 373         feat = find_next_bit(features, S390_FEAT_MAX, feat + 1);
 374     }
 375 }
 376
 377 void s390_add_from_feat_block(S390FeatBitmap features, S390FeatType type,
 378                               uint8_t *data)
 379 {
 380     int nr_bits, le_bit;
 381
 382     switch (type) {
 383     case S390_FEAT_TYPE_STFL:
 384        nr_bits = 2048;
 385        break;
 386     case S390_FEAT_TYPE_PLO:
 387        nr_bits = 256;
 388        break;
 389     default:
 390        /* all cpu subfunctions have 128 bit */
 391        nr_bits = 128;
 392     };
 393
 394     le_bit = find_first_bit((unsigned long *) data, nr_bits);
 395     while (le_bit < nr_bits) {
 396         /* convert the bit number to a big endian bit nr */
 397         S390Feat feat = s390_feat_by_type_and_bit(type, BE_BIT_NR(le_bit));
 398         /* ignore unknown bits */
 399         if (feat < S390_FEAT_MAX) {
 400             set_bit(feat, features);
 401         }
 402         le_bit = find_next_bit((unsigned long *) data, nr_bits, le_bit + 1);
 403     }
 404 }
 405
 406 void s390_feat_bitmap_to_ascii(const S390FeatBitmap features, void *opaque,
 407                                void (*fn)(const char *name, void *opaque))
 408 {
 409     S390FeatBitmap bitmap, tmp;
 410     S390FeatGroup group;
 411     S390Feat feat;
 412
 413     bitmap_copy(bitmap, features, S390_FEAT_MAX);
 414
 415     /* process whole groups first */
 416     for (group = 0; group < S390_FEAT_GROUP_MAX; group++) {
 417         const S390FeatGroupDef *def = s390_feat_group_def(group);
 418
 419         bitmap_and(tmp, bitmap, def->feat, S390_FEAT_MAX);
 420         if (bitmap_equal(tmp, def->feat, S390_FEAT_MAX)) {
 421             bitmap_andnot(bitmap, bitmap, def->feat, S390_FEAT_MAX);
 422             fn(def->name, opaque);
 423         }
 424     }
 425
 426     /* report leftovers as separate features */
 427     feat = find_first_bit(bitmap, S390_FEAT_MAX);
 428     while (feat < S390_FEAT_MAX) {
 429         fn(s390_feat_def(feat)->name, opaque);
 430         feat = find_next_bit(bitmap, S390_FEAT_MAX, feat + 1);
 431     };
 432 }
 433
 434 #define FEAT_GROUP_INIT(_name, _group, _desc)        \
 435     {                                                \
 436         .name = _name,                               \
 437         .desc = _desc,                               \
 438         .init = { S390_FEAT_GROUP_LIST_ ## _group }, \
 439     }
 440
 441 /* indexed by feature group number for easy lookup */
 442 static S390FeatGroupDef s390_feature_groups[] = {
 443     FEAT_GROUP_INIT("plo", PLO, "Perform-locked-operation facility"),
 444     FEAT_GROUP_INIT("tods", TOD_CLOCK_STEERING, "Tod-clock-steering facility"),
 445     FEAT_GROUP_INIT("gen13ptff", GEN13_PTFF, "PTFF enhancements introduced with z13"),
 446     FEAT_GROUP_INIT("msa", MSA, "Message-security-assist facility"),
 447     FEAT_GROUP_INIT("msa1", MSA_EXT_1, "Message-security-assist-extension 1 facility"),
 448     FEAT_GROUP_INIT("msa2", MSA_EXT_2, "Message-security-assist-extension 2 facility"),
 449     FEAT_GROUP_INIT("msa3", MSA_EXT_3, "Message-security-assist-extension 3 facility"),
 450     FEAT_GROUP_INIT("msa4", MSA_EXT_4, "Message-security-assist-extension 4 facility"),
 451     FEAT_GROUP_INIT("msa5", MSA_EXT_5, "Message-security-assist-extension 5 facility"),
 452     FEAT_GROUP_INIT("msa6", MSA_EXT_6, "Message-security-assist-extension 6 facility"),
 453     FEAT_GROUP_INIT("msa7", MSA_EXT_7, "Message-security-assist-extension 7 facility"),
 454     FEAT_GROUP_INIT("msa8", MSA_EXT_8, "Message-security-assist-extension 8 facility"),
 455 };
 456
 457 const S390FeatGroupDef *s390_feat_group_def(S390FeatGroup group)
 458 {
 459     return &s390_feature_groups[group];
 460 }
 461
 462 static void init_groups(void)
 463 {
 464     int i;
 465
 466     /* init all bitmaps from gnerated data initially */
 467     for (i = 0; i < ARRAY_SIZE(s390_feature_groups); i++) {
 468         s390_init_feat_bitmap(s390_feature_groups[i].init,
 469                               s390_feature_groups[i].feat);
 470     }
 471 }
 472
 473 type_init(init_groups)