crypto/s390x_arch.h

   1 /*
   2  * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #ifndef S390X_ARCH_H
  11 # define S390X_ARCH_H
  12
  13 # ifndef __ASSEMBLER__
  14
  15 /*
  16  * The field elements of OPENSSL_s390xcap_P are the 64-bit words returned by
  17  * the STFLE instruction followed by the 64-bit word pairs returned by
  18  * instructions' QUERY functions. If STFLE returns fewer data or an instruction
  19  * is not supported, the corresponding field elements are zero.
  20  */
  21 struct OPENSSL_s390xcap_st {
  22     unsigned long long stfle[4];
  23     unsigned long long kimd[2];
  24     unsigned long long klmd[2];
  25     unsigned long long km[2];
  26     unsigned long long kmc[2];
  27     unsigned long long kmac[2];
  28     unsigned long long kmctr[2];
  29     unsigned long long kmo[2];
  30     unsigned long long kmf[2];
  31     unsigned long long prno[2];
  32     unsigned long long kma[2];
  33 };
  34
  35 extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P;
  36
  37 /* convert facility bit number or function code to bit mask */
  38 #  define S390X_CAPBIT(i)       (1ULL << (63 - (i) % 64))
  39
  40 # endif
  41
  42 /* OPENSSL_s390xcap_P offsets [bytes] */
  43 # define S390X_STFLE            0x00
  44 # define S390X_KIMD             0x20
  45 # define S390X_KLMD             0x30
  46 # define S390X_KM               0x40
  47 # define S390X_KMC              0x50
  48 # define S390X_KMAC             0x60
  49 # define S390X_KMCTR            0x70
  50 # define S390X_KMO              0x80
  51 # define S390X_KMF              0x90
  52 # define S390X_PRNO             0xa0
  53 # define S390X_KMA              0xb0
  54
  55 /* Facility Bit Numbers */
  56 # define S390X_VX               129
  57 # define S390X_VXD              134
  58 # define S390X_VXE              135
  59
  60 /* Function Codes */
  61
  62 /* all instructions */
  63 # define S390X_QUERY            0
  64
  65 /* kimd/klmd */
  66 # define S390X_SHA3_224         32
  67 # define S390X_SHA3_256         33
  68 # define S390X_SHA3_384         34
  69 # define S390X_SHA3_512         35
  70 # define S390X_SHAKE_128        36
  71 # define S390X_SHAKE_256        37
  72 # define S390X_GHASH            65
  73
  74 /* km/kmc/kmac/kmctr/kmo/kmf/kma */
  75 # define S390X_AES_128          18
  76 # define S390X_AES_192          19
  77 # define S390X_AES_256          20
  78
  79 /* prno */
  80 # define S390X_TRNG             114
  81
  82 #endif