arch/alpha/ev5.hh

   1 /* $Id$ */
   2
   3 #ifndef __EV5_H__
   4 #define __EV5_H__
   5
   6 #ifndef SYSTEM_EV5
   7 #error This code is only valid for EV5 systems
   8 #endif
   9
  10 #define MODE2MASK(X)                    (1 << (X))
  11
  12 // Alpha IPR register accessors
  13 #define PC_PAL(X)                       ((X) & 0x1)
  14 #define MCSR_SP(X)                      (((X) >> 1) & 0x3)
  15
  16 #define ICSR_SDE(X)                     (((X) >> 30) & 0x1)
  17 #define ICSR_SPE(X)                     (((X) >> 28) & 0x3)
  18 #define ICSR_FPE(X)                     (((X) >> 26) & 0x1)
  19
  20 #define ALT_MODE_AM(X)                  (((X) >> 3) & 0x3)
  21
  22 #define DTB_CM_CM(X)                    (((X) >> 3) & 0x3)
  23
  24 #ifdef ALPHA_TLASER
  25 #define DTB_ASN_ASN(X)          (((X) >> 57) & 0x7f)
  26 #define DTB_PTE_PPN(X)          (((X) >> 32) & 0x07ffffff)
  27 #else
  28 #define DTB_ASN_ASN(X)                  (((X) >> 57) & 0xff)
  29 #define DTB_PTE_PPN(X)                  (((X) >> 32) & 0x07fffffff)
  30 #endif
  31
  32 #define DTB_PTE_XRE(X)                  (((X) >> 8) & 0xf)
  33 #define DTB_PTE_XWE(X)                  (((X) >> 12) & 0xf)
  34 #define DTB_PTE_FONR(X)                 (((X) >> 1) & 0x1)
  35 #define DTB_PTE_FONW(X)                 (((X) >> 2) & 0x1)
  36 #define DTB_PTE_GH(X)                   (((X) >> 5) & 0x3)
  37 #define DTB_PTE_ASMA(X)                 (((X) >> 4) & 0x1)
  38
  39 #define ICM_CM(X)                               (((X) >> 3) & 0x3)
  40
  41 #ifdef ALPHA_TLASER
  42 #define ITB_ASN_ASN(X)          (((X) >> 4) & 0x7f)
  43 #define ITB_PTE_PPN(X)          (((X) >> 32) & 0x07ffffff)
  44 #else
  45 #define ITB_ASN_ASN(X)                  (((X) >> 4) & 0xff)
  46 #define ITB_PTE_PPN(X)                  (((X) >> 32) & 0x07fffffff)
  47 #endif
  48
  49 #define ITB_PTE_XRE(X)                  (((X) >> 8) & 0xf)
  50 #define ITB_PTE_FONR(X)                 (((X) >> 1) & 0x1)
  51 #define ITB_PTE_FONW(X)                 (((X) >> 2) & 0x1)
  52 #define ITB_PTE_GH(X)                   (((X) >> 5) & 0x3)
  53 #define ITB_PTE_ASMA(X)                 (((X) >> 4) & 0x1)
  54
  55 #define VA_UNIMPL_MASK                  ULL(0xfffff80000000000)
  56 #define VA_IMPL_MASK                    ULL(0x000007ffffffffff)
  57 #define VA_IMPL(X)                              ((X) & VA_IMPL_MASK)
  58 #define VA_VPN(X)                               (VA_IMPL(X) >> 13)
  59 #define VA_SPACE_EV5(X)                 (((X) >> 41) & 0x3)
  60 #define VA_SPACE_EV6(X)             (((X) >> 41) & 0x7f)
  61 #define VA_POFS(X)                              ((X) & 0x1fff)
  62
  63 #define PA_UNCACHED_BIT_39              ULL(0x8000000000)
  64 #define PA_UNCACHED_BIT_40              ULL(0x10000000000)
  65 #define PA_UNCACHED_BIT_43              ULL(0x80000000000)
  66 #define PA_UNCACHED_MASK                ULL(0x807ffffffff) // Clear PA<42:35>
  67 #ifdef ALPHA_TLASER
  68 #define PA_IPR_SPACE(X)         ((X) >= ULL(0xFFFFF00000))
  69 #define PA_IMPL_MASK                    ULL(0xffffffffff)
  70 #else
  71 #define PA_IPR_SPACE(X)                 ((X) >= ULL(0xFFFFFF00000))
  72 #define PA_IMPL_MASK                    ULL(0xfffffffffff) // for Tsunami
  73 #endif
  74
  75 #define PA_PFN2PA(X)                    ((X) << 13)
  76
  77
  78 #define MM_STAT_BAD_VA_MASK             0x0020
  79 #define MM_STAT_DTB_MISS_MASK           0x0010
  80 #define MM_STAT_FONW_MASK               0x0008
  81 #define MM_STAT_FONR_MASK               0x0004
  82 #define MM_STAT_ACV_MASK                0x0002
  83 #define MM_STAT_WR_MASK                 0x0001
  84
  85 #define OPCODE(X)                       (X >> 26) & 0x3f
  86 #define RA(X)                           (X >> 21) & 0x1f
  87
  88 ////////////////////////////////////////////////////////////////////////
  89 //
  90 //
  91 //
  92
  93 // VPTE size for HW_LD/HW_ST
  94 #define HW_VPTE         ((inst >> 11) & 0x1)
  95
  96 // QWORD size for HW_LD/HW_ST
  97 #define HW_QWORD        ((inst >> 12) & 0x1)
  98
  99 // ALT mode for HW_LD/HW_ST
 100 #define HW_ALT          (((inst >> 14) & 0x1) ? ALTMODE : 0)
 101
 102 // LOCK/COND mode for HW_LD/HW_ST
 103 #define HW_LOCK         (((inst >> 10) & 0x1) ? LOCKED : 0)
 104 #define HW_COND         (((inst >> 10) & 0x1) ? LOCKED : 0)
 105
 106 // PHY size for HW_LD/HW_ST
 107 #define HW_PHY          (((inst >> 15) & 0x1) ? PHYSICAL : 0)
 108
 109 // OFFSET for HW_LD/HW_ST
 110 #define HW_OFS          (inst & 0x3ff)
 111
 112
 113 #define PAL_BASE 0x4000
 114 #define PAL_MAX  0x10000
 115
 116 #endif //__EV5_H__