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15 lines
287 B
C
15 lines
287 B
C
#ifndef IO_H
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#define IO_H
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static inline void outb(uint16_t port, uint8_t val) {
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asm volatile ("outb %0, %1" : : "a"(val), "Nd"(port));
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}
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static inline uint8_t inb(uint16_t port) {
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uint8_t ret;
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asm volatile ("inb %1, %0" : "=a"(ret) : "Nd"(port));
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return ret;
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}
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#endif
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