 Michael Petch
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617af66cae
Fix problem that may have made 'Hello World' print more than once or ended in unusual behavior. Ensure CLI is used before calling HLT so that interrupts don't restart the code after the HLT. Also ensure that when updating SS and SP that interrupts are off during the operation. It is possible for an interrupt to occur between the instructions causing the stack state to be invalid during interrupt execution,
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9 年之前 |
