kernel/2.6.29.6-aldebaran-rt/arch/powerpc/include/asm/mmu-fsl-booke.h

   1 #ifndef _ASM_POWERPC_MMU_FSL_BOOKE_H_
   2 #define _ASM_POWERPC_MMU_FSL_BOOKE_H_
   3 /*
   4  * Freescale Book-E MMU support
   5  */
   6
   7 /* Book-E defined page sizes */
   8 #define BOOKE_PAGESZ_1K         0
   9 #define BOOKE_PAGESZ_4K         1
  10 #define BOOKE_PAGESZ_16K        2
  11 #define BOOKE_PAGESZ_64K        3
  12 #define BOOKE_PAGESZ_256K       4
  13 #define BOOKE_PAGESZ_1M         5
  14 #define BOOKE_PAGESZ_4M         6
  15 #define BOOKE_PAGESZ_16M        7
  16 #define BOOKE_PAGESZ_64M        8
  17 #define BOOKE_PAGESZ_256M       9
  18 #define BOOKE_PAGESZ_1GB        10
  19 #define BOOKE_PAGESZ_4GB        11
  20 #define BOOKE_PAGESZ_16GB       12
  21 #define BOOKE_PAGESZ_64GB       13
  22 #define BOOKE_PAGESZ_256GB      14
  23 #define BOOKE_PAGESZ_1TB        15
  24
  25 #define MAS0_TLBSEL(x)  ((x << 28) & 0x30000000)
  26 #define MAS0_ESEL(x)    ((x << 16) & 0x0FFF0000)
  27 #define MAS0_NV(x)      ((x) & 0x00000FFF)
  28
  29 #define MAS1_VALID      0x80000000
  30 #define MAS1_IPROT      0x40000000
  31 #define MAS1_TID(x)     ((x << 16) & 0x3FFF0000)
  32 #define MAS1_TS         0x00001000
  33 #define MAS1_TSIZE(x)   ((x << 8) & 0x00000F00)
  34
  35 #define MAS2_EPN        0xFFFFF000
  36 #define MAS2_X0         0x00000040
  37 #define MAS2_X1         0x00000020
  38 #define MAS2_W          0x00000010
  39 #define MAS2_I          0x00000008
  40 #define MAS2_M          0x00000004
  41 #define MAS2_G          0x00000002
  42 #define MAS2_E          0x00000001
  43 #define MAS2_EPN_MASK(size)             (~0 << (2*(size) + 10))
  44 #define MAS2_VAL(addr, size, flags)     ((addr) & MAS2_EPN_MASK(size) | (flags))
  45
  46 #define MAS3_RPN        0xFFFFF000
  47 #define MAS3_U0         0x00000200
  48 #define MAS3_U1         0x00000100
  49 #define MAS3_U2         0x00000080
  50 #define MAS3_U3         0x00000040
  51 #define MAS3_UX         0x00000020
  52 #define MAS3_SX         0x00000010
  53 #define MAS3_UW         0x00000008
  54 #define MAS3_SW         0x00000004
  55 #define MAS3_UR         0x00000002
  56 #define MAS3_SR         0x00000001
  57
  58 #define MAS4_TLBSELD(x) MAS0_TLBSEL(x)
  59 #define MAS4_TIDDSEL    0x000F0000
  60 #define MAS4_TSIZED(x)  MAS1_TSIZE(x)
  61 #define MAS4_X0D        0x00000040
  62 #define MAS4_X1D        0x00000020
  63 #define MAS4_WD         0x00000010
  64 #define MAS4_ID         0x00000008
  65 #define MAS4_MD         0x00000004
  66 #define MAS4_GD         0x00000002
  67 #define MAS4_ED         0x00000001
  68
  69 #define MAS6_SPID0      0x3FFF0000
  70 #define MAS6_SPID1      0x00007FFE
  71 #define MAS6_SAS        0x00000001
  72 #define MAS6_SPID       MAS6_SPID0
  73
  74 #define MAS7_RPN        0xFFFFFFFF
  75
  76 #ifndef __ASSEMBLY__
  77
  78 typedef struct {
  79         unsigned int    id;
  80         unsigned int    active;
  81         unsigned long   vdso_base;
  82 } mm_context_t;
  83 #endif /* !__ASSEMBLY__ */
  84
  85 #endif /* _ASM_POWERPC_MMU_FSL_BOOKE_H_ */