Implement current drive for user programs
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3 changed files with 25 additions and 26 deletions
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@ -24,17 +24,15 @@ init: cli
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call dinit
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pop dx
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cmp dl, 0x80
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jc .k
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sub dl, (0x80-2)
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.k: mov [defdrv], dl
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call logdrv
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mov word [0x21*4], int21
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mov word [0x21*4+2], cs
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mov word [curpsp], 0x1000
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cmp dl, 0x80
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jc .k
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sub dl, (0x80-2)
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.k: call setdd
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mov dl, 0x37
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mov ah, 2
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int 0x21
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