reactos/lib/ppcmmu/devint.s

   1 /* PowerPC Trap Handler first Half */
   2         .text
   3         .globl mmumain
   4         .globl _mmumain
   5 mmumain:
   6         mr 0,1
   7         lis 1,2
   8         subi 1,1,448
   9         stw 0,20(1)
  10         stw 2,24(1)
  11         stw 3,28(1)
  12         stw 4,32(1)
  13         stw 5,36(1)
  14         stw 6,40(1)
  15         stw 7,44(1)
  16         stw 8,48(1)
  17         stw 9,52(1)
  18         stw 10,56(1)
  19         stw 11,60(1)
  20         stw 12,64(1)
  21         stw 13,68(1)
  22         stw 14,72(1)
  23         stw 15,76(1)
  24         stw 16,80(1)
  25         stw 17,84(1)
  26         stw 18,88(1)
  27         stw 19,92(1)
  28         stw 20,96(1)
  29         stw 21,100(1)
  30         stw 22,104(1)
  31         stw 23,108(1)
  32         stw 24,112(1)
  33         stw 25,116(1)
  34         stw 26,120(1)
  35         stw 27,124(1)
  36         stw 28,128(1)
  37         stw 29,132(1)
  38         stw 30,136(1)
  39         stw 31,140(1)
  40         mfsrr0 0
  41         stw 0,400(1)
  42         mfmsr 0
  43         stw 0,404(1)
  44         mfcr 0
  45         stw 0,408(1)
  46         mflr 0
  47         stw 0,412(1)
  48         mfctr 0
  49         stw 0,416(1)
  50         mfdsisr 0
  51         stw 0,420(1)
  52         mfdar 0
  53         stw 0,424(1)
  54         mfxer 0
  55         stw 0,428(1)
  56         addi 7,1,16
  57         lis 8,_mmumain@ha
  58         addi 8,8,_mmumain@l
  59         mtctr 8
  60         bctrl
  61         addi 1,1,16
  62         lwz 2,8(1)
  63         /* Don't reload r3, since we'll return a result */
  64         lwz 4,16(1)
  65         lwz 5,20(1)
  66         lwz 6,24(1)
  67         lwz 7,28(1)
  68         lwz 8,32(1)
  69         lwz 9,36(1)
  70         lwz 10,40(1)
  71         lwz 11,44(1)
  72         lwz 12,48(1)
  73         lwz 13,52(1)
  74         lwz 14,56(1)
  75         lwz 15,60(1)
  76         lwz 16,64(1)
  77         lwz 17,68(1)
  78         lwz 18,72(1)
  79         lwz 19,76(1)
  80         lwz 20,80(1)
  81         lwz 21,84(1)
  82         lwz 22,88(1)
  83         lwz 23,92(1)
  84         lwz 24,96(1)
  85         lwz 25,100(1)
  86         lwz 26,104(1)
  87         lwz 27,108(1)
  88         lwz 28,112(1)
  89         lwz 29,116(1)
  90         lwz 30,120(1)
  91         lwz 31,124(1)
  92         lwz 0,392(1)
  93         mtcr 0
  94         lwz 0,396(1)
  95         mtsrr0 0
  96         lwz 0,400(1)
  97         mtctr 0
  98         lwz 0,388(1) /* Copy out new MSR bits if needed */
  99         lwz 1,4(1)
 100         mtsrr1 0
 101         rfi
 102
 103         .globl trap_start
 104         .globl trap_end
 105 trap_start:
 106         mtsprg1 1
 107         lis 1,2
 108         subi 1,1,448
 109         stw 0,16(1)
 110         mfsprg1 0
 111         stw 0,20(1)
 112         stw 2,24(1)
 113         stw 3,28(1)
 114         stw 4,32(1)
 115         stw 5,36(1)
 116         stw 6,40(1)
 117         stw 7,44(1)
 118         stw 8,48(1)
 119         stw 9,52(1)
 120         stw 10,56(1)
 121         stw 11,60(1)
 122         stw 12,64(1)
 123         stw 13,68(1)
 124         stw 14,72(1)
 125         stw 15,76(1)
 126         stw 16,80(1)
 127         stw 17,84(1)
 128         stw 18,88(1)
 129         stw 19,92(1)
 130         stw 20,96(1)
 131         stw 21,100(1)
 132         stw 22,104(1)
 133         stw 23,108(1)
 134         stw 24,112(1)
 135         stw 25,116(1)
 136         stw 26,120(1)
 137         stw 27,124(1)
 138         stw 28,128(1)
 139         stw 29,132(1)
 140         stw 30,136(1)
 141         stw 31,140(1)
 142         mfsrr0 0
 143         stw 0,400(1)
 144         mfsrr1 0
 145         stw 0,404(1)
 146         mfcr 0
 147         stw 0,408(1)
 148         mflr 0
 149         stw 0,412(1)
 150         mfctr 0
 151         stw 0,416(1)
 152         mfdsisr 0
 153         stw 0,420(1)
 154         mfdar 0
 155         stw 0,424(1)
 156         mfxer 0
 157         stw 0,428(1)
 158         bl 1f
 159 1:      mflr 5
 160         addi 4,1,16
 161         rlwinm 3,5,24,0xff
 162         lwz 5,36(5)
 163         mtctr 5
 164         lis 5,trap_finish_start@ha
 165         addi 5,5,trap_finish_start@l
 166         mtlr 5
 167         bctr
 168 trap_end:
 169         .space 4
 170
 171         .globl trap_finish_start
 172 trap_finish_start:
 173         addi 1,1,16
 174         lwz 2,8(1)
 175         lwz 3,12(1)
 176         lwz 4,16(1)
 177         lwz 5,20(1)
 178         lwz 6,24(1)
 179         lwz 7,28(1)
 180         lwz 8,32(1)
 181         lwz 9,36(1)
 182         lwz 10,40(1)
 183         lwz 11,44(1)
 184         lwz 12,48(1)
 185         lwz 13,52(1)
 186         lwz 14,56(1)
 187         lwz 15,60(1)
 188         lwz 16,64(1)
 189         lwz 17,68(1)
 190         lwz 18,72(1)
 191         lwz 19,76(1)
 192         lwz 20,80(1)
 193         lwz 21,84(1)
 194         lwz 22,88(1)
 195         lwz 23,92(1)
 196         lwz 24,96(1)
 197         lwz 25,100(1)
 198         lwz 26,104(1)
 199         lwz 27,108(1)
 200         lwz 28,112(1)
 201         lwz 29,116(1)
 202         lwz 30,120(1)
 203         lwz 31,124(1)
 204         lwz 0,384(1)
 205         mtsrr0 0
 206         lwz 0,388(1)
 207         mtsrr1 0
 208         lwz 0,392(1)
 209         mtcr 0
 210         lwz 0,396(1)
 211         mtlr 0
 212         lwz 0,400(1)
 213         mtctr 0
 214         lwz 0,404(1)
 215         mtdsisr 0
 216         lwz 0,412(1)
 217         mtdar 0
 218         lwz 0,416(1)
 219         mtxer 0
 220         lwz 0,0(1)
 221         lwz 1,4(1)
 222         rfi