"8042" PS/2 Controller: Difference between revisions
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m more "see also" |
Shifted "CPU reset" from "PS/2 Keyboard" page |
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'''TODO''' |
'''TODO''' |
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== CPU Reset == |
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To trigger a CPU Reset (No matter what state the CPU currently has) you have to write the value 0xFE to the Output port. |
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<source lang="asm"> |
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;Wait for a empty Input Buffer |
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wait1: |
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in al, 0x64 |
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test al, 00000010b |
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jne wait1 |
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;Send 0xFE to the keyboard controller. |
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mov al, 0xFE |
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out 0x64, al |
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</source> |
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