target/mips/mips-defs.h

   1 #ifndef QEMU_MIPS_DEFS_H
   2 #define QEMU_MIPS_DEFS_H
   3
   4 /* If we want to use host float regs... */
   5 //#define USE_HOST_FLOAT_REGS
   6
   7 /* Real pages are variable size... */
   8 #define TARGET_PAGE_BITS 12
   9 #define MIPS_TLB_MAX 128
  10
  11 #if defined(TARGET_MIPS64)
  12 #define TARGET_LONG_BITS 64
  13 #define TARGET_PHYS_ADDR_SPACE_BITS 48
  14 #define TARGET_VIRT_ADDR_SPACE_BITS 48
  15 #else
  16 #define TARGET_LONG_BITS 32
  17 #define TARGET_PHYS_ADDR_SPACE_BITS 40
  18 # ifdef CONFIG_USER_ONLY
  19 #  define TARGET_VIRT_ADDR_SPACE_BITS 31
  20 # else
  21 #  define TARGET_VIRT_ADDR_SPACE_BITS 32
  22 #endif
  23 #endif
  24
  25 /* Masks used to mark instructions to indicate which ISA level they
  26    were introduced in. */
  27 #define         ISA_MIPS1       0x00000001
  28 #define         ISA_MIPS2       0x00000002
  29 #define         ISA_MIPS3       0x00000004
  30 #define         ISA_MIPS4       0x00000008
  31 #define         ISA_MIPS5       0x00000010
  32 #define         ISA_MIPS32      0x00000020
  33 #define         ISA_MIPS32R2    0x00000040
  34 #define         ISA_MIPS64      0x00000080
  35 #define         ISA_MIPS64R2    0x00000100
  36 #define   ISA_MIPS32R3  0x00000200
  37 #define   ISA_MIPS64R3  0x00000400
  38 #define   ISA_MIPS32R5  0x00000800
  39 #define   ISA_MIPS64R5  0x00001000
  40 #define   ISA_MIPS32R6  0x00002000
  41 #define   ISA_MIPS64R6  0x00004000
  42
  43 /* MIPS ASEs. */
  44 #define   ASE_MIPS16    0x00010000
  45 #define   ASE_MIPS3D    0x00020000
  46 #define   ASE_MDMX      0x00040000
  47 #define   ASE_DSP       0x00080000
  48 #define   ASE_DSPR2     0x00100000
  49 #define   ASE_MT        0x00200000
  50 #define   ASE_SMARTMIPS 0x00400000
  51 #define   ASE_MICROMIPS 0x00800000
  52 #define   ASE_MSA       0x01000000
  53
  54 /* Chip specific instructions. */
  55 #define         INSN_LOONGSON2E  0x20000000
  56 #define         INSN_LOONGSON2F  0x40000000
  57 #define         INSN_VR54XX     0x80000000
  58
  59 /* MIPS CPU defines. */
  60 #define         CPU_MIPS1       (ISA_MIPS1)
  61 #define         CPU_MIPS2       (CPU_MIPS1 | ISA_MIPS2)
  62 #define         CPU_MIPS3       (CPU_MIPS2 | ISA_MIPS3)
  63 #define         CPU_MIPS4       (CPU_MIPS3 | ISA_MIPS4)
  64 #define         CPU_VR54XX      (CPU_MIPS4 | INSN_VR54XX)
  65 #define         CPU_LOONGSON2E  (CPU_MIPS3 | INSN_LOONGSON2E)
  66 #define         CPU_LOONGSON2F  (CPU_MIPS3 | INSN_LOONGSON2F)
  67
  68 #define         CPU_MIPS5       (CPU_MIPS4 | ISA_MIPS5)
  69
  70 /* MIPS Technologies "Release 1" */
  71 #define         CPU_MIPS32      (CPU_MIPS2 | ISA_MIPS32)
  72 #define         CPU_MIPS64      (CPU_MIPS5 | CPU_MIPS32 | ISA_MIPS64)
  73
  74 /* MIPS Technologies "Release 2" */
  75 #define         CPU_MIPS32R2    (CPU_MIPS32 | ISA_MIPS32R2)
  76 #define         CPU_MIPS64R2    (CPU_MIPS64 | CPU_MIPS32R2 | ISA_MIPS64R2)
  77
  78 /* MIPS Technologies "Release 3" */
  79 #define CPU_MIPS32R3 (CPU_MIPS32R2 | ISA_MIPS32R3)
  80 #define CPU_MIPS64R3 (CPU_MIPS64R2 | CPU_MIPS32R3 | ISA_MIPS64R3)
  81
  82 /* MIPS Technologies "Release 5" */
  83 #define CPU_MIPS32R5 (CPU_MIPS32R3 | ISA_MIPS32R5)
  84 #define CPU_MIPS64R5 (CPU_MIPS64R3 | CPU_MIPS32R5 | ISA_MIPS64R5)
  85
  86 /* MIPS Technologies "Release 6" */
  87 #define CPU_MIPS32R6 (CPU_MIPS32R5 | ISA_MIPS32R6)
  88 #define CPU_MIPS64R6 (CPU_MIPS64R5 | CPU_MIPS32R6 | ISA_MIPS64R6)
  89
  90 /* Strictly follow the architecture standard:
  91    - Disallow "special" instruction handling for PMON/SPIM.
  92    Note that we still maintain Count/Compare to match the host clock. */
  93 //#define MIPS_STRICT_STANDARD 1
  94
  95 #endif /* QEMU_MIPS_DEFS_H */