15 lines
223 B
ArmAsm
15 lines
223 B
ArmAsm
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! inb() - Input one byte Author: Kees J. Bot
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! 18 Mar 1996
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! unsigned inb(U16_t port);
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.sect .text
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.define _inb
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_inb:
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push bp
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mov bp, sp
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mov dx, 4(bp) ! port
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inb dx ! read 1 byte
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xorb ah, ah
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pop bp
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ret
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