arch/sparc64/kernel/misctrap.S

   1         .type           __do_privact,#function
   2 __do_privact:
   3         mov             TLB_SFSR, %g3
   4         stxa            %g0, [%g3] ASI_DMMU     ! Clear FaultValid bit
   5         membar          #Sync
   6         sethi           %hi(109f), %g7
   7         ba,pt           %xcc, etrap
   8 109:    or              %g7, %lo(109b), %g7
   9         call            do_privact
  10          add            %sp, PTREGS_OFF, %o0
  11         ba,pt           %xcc, rtrap
  12          nop
  13         .size           __do_privact,.-__do_privact
  14
  15         .type           do_mna,#function
  16 do_mna:
  17         rdpr            %tl, %g3
  18         cmp             %g3, 1
  19
  20         /* Setup %g4/%g5 now as they are used in the
  21          * winfixup code.
  22          */
  23         mov             TLB_SFSR, %g3
  24         mov             DMMU_SFAR, %g4
  25         ldxa            [%g4] ASI_DMMU, %g4
  26         ldxa            [%g3] ASI_DMMU, %g5
  27         stxa            %g0, [%g3] ASI_DMMU     ! Clear FaultValid bit
  28         membar          #Sync
  29         bgu,pn          %icc, winfix_mna
  30          rdpr           %tpc, %g3
  31
  32 1:      sethi           %hi(109f), %g7
  33         ba,pt           %xcc, etrap
  34 109:     or             %g7, %lo(109b), %g7
  35         mov             %l4, %o1
  36         mov             %l5, %o2
  37         call            mem_address_unaligned
  38          add            %sp, PTREGS_OFF, %o0
  39         ba,pt           %xcc, rtrap
  40          nop
  41         .size           do_mna,.-do_mna
  42
  43         .type           do_lddfmna,#function
  44 do_lddfmna:
  45         sethi           %hi(109f), %g7
  46         mov             TLB_SFSR, %g4
  47         ldxa            [%g4] ASI_DMMU, %g5
  48         stxa            %g0, [%g4] ASI_DMMU     ! Clear FaultValid bit
  49         membar          #Sync
  50         mov             DMMU_SFAR, %g4
  51         ldxa            [%g4] ASI_DMMU, %g4
  52         ba,pt           %xcc, etrap
  53 109:     or             %g7, %lo(109b), %g7
  54         mov             %l4, %o1
  55         mov             %l5, %o2
  56         call            handle_lddfmna
  57          add            %sp, PTREGS_OFF, %o0
  58         ba,pt           %xcc, rtrap
  59          nop
  60         .size           do_lddfmna,.-do_lddfmna
  61
  62         .type           do_stdfmna,#function
  63 do_stdfmna:
  64         sethi           %hi(109f), %g7
  65         mov             TLB_SFSR, %g4
  66         ldxa            [%g4] ASI_DMMU, %g5
  67         stxa            %g0, [%g4] ASI_DMMU     ! Clear FaultValid bit
  68         membar          #Sync
  69         mov             DMMU_SFAR, %g4
  70         ldxa            [%g4] ASI_DMMU, %g4
  71         ba,pt           %xcc, etrap
  72 109:     or             %g7, %lo(109b), %g7
  73         mov             %l4, %o1
  74         mov             %l5, %o2
  75         call            handle_stdfmna
  76          add            %sp, PTREGS_OFF, %o0
  77         ba,pt           %xcc, rtrap
  78          nop
  79         .size           do_stdfmna,.-do_stdfmna
  80
  81         .type           breakpoint_trap,#function
  82 breakpoint_trap:
  83         call            sparc_breakpoint
  84          add            %sp, PTREGS_OFF, %o0
  85         ba,pt           %xcc, rtrap
  86          nop
  87         .size           breakpoint_trap,.-breakpoint_trap