21 lines
341 B
ArmAsm
21 lines
341 B
ArmAsm
/* https://github.com/cirosantilli/x86-bare-metal-examples# */
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#include "common.h"
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BEGIN
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IVT_PIT_SETUP
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PIT_GENERATE_FREQUENCY
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PIT_SET_FREQ 1000
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sti
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loop:
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PUTC $'a
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PUTC $'\n
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PIT_SLEEP_TICKS $500
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jmp loop
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PIT_SLEEP_TICKS_GLOBALS
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handler:
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cli
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PIT_SLEEP_TICKS_HANDLER_UPDATE
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PIC_EOI
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sti
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iret
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