30 lines
391 B
ArmAsm
30 lines
391 B
ArmAsm
#
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! $Source$
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! $State$
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! $Revision$
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! Declare segments (the order is important).
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.sect .text
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.sect .rom
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.sect .data
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.sect .bss
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.sect .text
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! Say whether a file descriptor is ready for input, i.e. reading from the
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! fd will immediately return something.
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.define __sys_isreadyr
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__sys_isreadyr:
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int 3
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mov bx, sp
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mov ax, 0x4406
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mov bx, 2(bx)
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int 0x21
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jnc ok
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movb al, 0
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ok:
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cbw
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ret
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