Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1126 | savelij | 1 | cpu pdp-11/94 |
| 2 | page 0 |
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| 3 | |||
| 4 | ;-------------------- |
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| 5 | ; default layout: CPU addresses map 1:1 to physical ones |
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| 6 | |||
| 7 | ;prwins |
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| 8 | word phys2cpu(0x0000) |
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| 9 | word phys2cpu(0x1000) |
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| 10 | word phys2cpu(0x2000) |
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| 11 | word phys2cpu(0x3000) |
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| 12 | word phys2cpu(0x4000) |
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| 13 | word phys2cpu(0x5000) |
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| 14 | word phys2cpu(0x6000) |
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| 15 | word phys2cpu(0x7000) |
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| 16 | word phys2cpu(0x8000) |
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| 17 | word phys2cpu(0x9000) |
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| 18 | word phys2cpu(0xa000) |
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| 19 | word phys2cpu(0xb000) |
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| 20 | word phys2cpu(0xc000) |
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| 21 | word phys2cpu(0xd000) |
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| 22 | word phys2cpu(0xe000) |
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| 23 | word phys2cpu(0xf000) |
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| 24 | expect 1320 |
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| 25 | word phys2cpu(0x10000) |
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| 26 | endexpect |
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| 27 | |||
| 28 | ;----------------------- |
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| 29 | ; remap APR1: 0x2000...0x27ff -> 0x20000...0x207ff (upward, 2K mapped) |
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| 30 | |||
| 31 | assume par1:0x0800,pdr1:0x1f05 |
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| 32 | ;prwins |
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| 33 | word phys2cpu(0x20100) |
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| 34 | expect 1320 |
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| 35 | word phys2cpu(0x20800) ; the first address not mapped |
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| 36 | endexpect |
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| 37 | |||
| 38 | ;----------------------- |
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| 39 | ; remap APR2: 0x5000...0x5fff -> 0x41000...0x41fff (downward, 4K mapped) |
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| 40 | |||
| 41 | assume par2:0x1000,pdr2:0xc00d |
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| 42 | ;prwins |
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| 43 | word phys2cpu(0x41800) |
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| 44 | expect 1320 |
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| 45 | word phys2cpu(0x40800) |
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| 46 | endexpect |