arch/mips/include/asm/asm-eva.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 2014 Imagination Technologies Ltd.
   7  *
   8  */
   9
  10 #ifndef __ASM_ASM_EVA_H
  11 #define __ASM_ASM_EVA_H
  12
  13 #ifndef __ASSEMBLY__
  14 #ifdef CONFIG_EVA
  15
  16 #define __BUILD_EVA_INSN(insn, reg, addr)                               \
  17                                 "       .set    push\n"                 \
  18                                 "       .set    mips0\n"                \
  19                                 "       .set    eva\n"                  \
  20                                 "       "insn" "reg", "addr "\n"        \
  21                                 "       .set    pop\n"
  22
  23 #define user_cache(op, base)            __BUILD_EVA_INSN("cachee", op, base)
  24 #define user_ll(reg, addr)              __BUILD_EVA_INSN("lle", reg, addr)
  25 #define user_sc(reg, addr)              __BUILD_EVA_INSN("sce", reg, addr)
  26 #define user_lw(reg, addr)              __BUILD_EVA_INSN("lwe", reg, addr)
  27 #define user_lwl(reg, addr)             __BUILD_EVA_INSN("lwle", reg, addr)
  28 #define user_lwr(reg, addr)             __BUILD_EVA_INSN("lwre", reg, addr)
  29 #define user_lh(reg, addr)              __BUILD_EVA_INSN("lhe", reg, addr)
  30 #define user_lb(reg, addr)              __BUILD_EVA_INSN("lbe", reg, addr)
  31 #define user_lbu(reg, addr)             __BUILD_EVA_INSN("lbue", reg, addr)
  32 /* No 64-bit EVA instruction for loading double words */
  33 #define user_ld(reg, addr)              user_lw(reg, addr)
  34 #define user_sw(reg, addr)              __BUILD_EVA_INSN("swe", reg, addr)
  35 #define user_swl(reg, addr)             __BUILD_EVA_INSN("swle", reg, addr)
  36 #define user_swr(reg, addr)             __BUILD_EVA_INSN("swre", reg, addr)
  37 #define user_sh(reg, addr)              __BUILD_EVA_INSN("she", reg, addr)
  38 #define user_sb(reg, addr)              __BUILD_EVA_INSN("sbe", reg, addr)
  39 /* No 64-bit EVA instruction for storing double words */
  40 #define user_sd(reg, addr)              user_sw(reg, addr)
  41
  42 #else
  43
  44 #define user_cache(op, base)            "cache " op ", " base "\n"
  45 #define user_ll(reg, addr)              "ll " reg ", " addr "\n"
  46 #define user_sc(reg, addr)              "sc " reg ", " addr "\n"
  47 #define user_lw(reg, addr)              "lw " reg ", " addr "\n"
  48 #define user_lwl(reg, addr)             "lwl " reg ", " addr "\n"
  49 #define user_lwr(reg, addr)             "lwr " reg ", " addr "\n"
  50 #define user_lh(reg, addr)              "lh " reg ", " addr "\n"
  51 #define user_lb(reg, addr)              "lb " reg ", " addr "\n"
  52 #define user_lbu(reg, addr)             "lbu " reg ", " addr "\n"
  53 #define user_sw(reg, addr)              "sw " reg ", " addr "\n"
  54 #define user_swl(reg, addr)             "swl " reg ", " addr "\n"
  55 #define user_swr(reg, addr)             "swr " reg ", " addr "\n"
  56 #define user_sh(reg, addr)              "sh " reg ", " addr "\n"
  57 #define user_sb(reg, addr)              "sb " reg ", " addr "\n"
  58
  59 #ifdef CONFIG_32BIT
  60 /*
  61  * No 'sd' or 'ld' instructions in 32-bit but the code will
  62  * do the correct thing
  63  */
  64 #define user_sd(reg, addr)              user_sw(reg, addr)
  65 #define user_ld(reg, addr)              user_lw(reg, addr)
  66 #else
  67 #define user_sd(reg, addr)              "sd " reg", " addr "\n"
  68 #define user_ld(reg, addr)              "ld " reg", " addr "\n"
  69 #endif /* CONFIG_32BIT */
  70
  71 #endif /* CONFIG_EVA */
  72
  73 #else /* __ASSEMBLY__ */
  74
  75 #ifdef CONFIG_EVA
  76
  77 #define __BUILD_EVA_INSN(insn, reg, addr)                       \
  78                                 .set    push;                   \
  79                                 .set    mips0;                  \
  80                                 .set    eva;                    \
  81                                 insn reg, addr;                 \
  82                                 .set    pop;
  83
  84 #define user_cache(op, base)            __BUILD_EVA_INSN(cachee, op, base)
  85 #define user_ll(reg, addr)              __BUILD_EVA_INSN(lle, reg, addr)
  86 #define user_sc(reg, addr)              __BUILD_EVA_INSN(sce, reg, addr)
  87 #define user_lw(reg, addr)              __BUILD_EVA_INSN(lwe, reg, addr)
  88 #define user_lwl(reg, addr)             __BUILD_EVA_INSN(lwle, reg, addr)
  89 #define user_lwr(reg, addr)             __BUILD_EVA_INSN(lwre, reg, addr)
  90 #define user_lh(reg, addr)              __BUILD_EVA_INSN(lhe, reg, addr)
  91 #define user_lb(reg, addr)              __BUILD_EVA_INSN(lbe, reg, addr)
  92 #define user_lbu(reg, addr)             __BUILD_EVA_INSN(lbue, reg, addr)
  93 /* No 64-bit EVA instruction for loading double words */
  94 #define user_ld(reg, addr)              user_lw(reg, addr)
  95 #define user_sw(reg, addr)              __BUILD_EVA_INSN(swe, reg, addr)
  96 #define user_swl(reg, addr)             __BUILD_EVA_INSN(swle, reg, addr)
  97 #define user_swr(reg, addr)             __BUILD_EVA_INSN(swre, reg, addr)
  98 #define user_sh(reg, addr)              __BUILD_EVA_INSN(she, reg, addr)
  99 #define user_sb(reg, addr)              __BUILD_EVA_INSN(sbe, reg, addr)
 100 /* No 64-bit EVA instruction for loading double words */
 101 #define user_sd(reg, addr)              user_sw(reg, addr)
 102 #else
 103
 104 #define user_cache(op, base)            cache op, base
 105 #define user_ll(reg, addr)              ll reg, addr
 106 #define user_sc(reg, addr)              sc reg, addr
 107 #define user_lw(reg, addr)              lw reg, addr
 108 #define user_lwl(reg, addr)             lwl reg, addr
 109 #define user_lwr(reg, addr)             lwr reg, addr
 110 #define user_lh(reg, addr)              lh reg, addr
 111 #define user_lb(reg, addr)              lb reg, addr
 112 #define user_lbu(reg, addr)             lbu reg, addr
 113 #define user_sw(reg, addr)              sw reg, addr
 114 #define user_swl(reg, addr)             swl reg, addr
 115 #define user_swr(reg, addr)             swr reg, addr
 116 #define user_sh(reg, addr)              sh reg, addr
 117 #define user_sb(reg, addr)              sb reg, addr
 118
 119 #ifdef CONFIG_32BIT
 120 /*
 121  * No 'sd' or 'ld' instructions in 32-bit but the code will
 122  * do the correct thing
 123  */
 124 #define user_sd(reg, addr)              user_sw(reg, addr)
 125 #define user_ld(reg, addr)              user_lw(reg, addr)
 126 #else
 127 #define user_sd(reg, addr)              sd reg, addr
 128 #define user_ld(reg, addr)              ld reg, addr
 129 #endif /* CONFIG_32BIT */
 130
 131 #endif /* CONFIG_EVA */
 132
 133 #endif /* __ASSEMBLY__ */
 134
 135 #endif /* __ASM_ASM_EVA_H */