13 lines
295 B
ArmAsm
13 lines
295 B
ArmAsm
/* outb() - Output one byte Author: Kees J. Bot */
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/* 18 Mar 1996 */
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/* void outb(U16_t port, U8_t value); */
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#include <machine/asm.h>
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ENTRY(outb)
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push %ebp
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movl %esp, %ebp
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movl 8(%ebp), %edx /* port */
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movl 8+4(%ebp), %eax /* value */
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outb %dx /* output 1 byte */
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pop %ebp
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ret
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