#ifndef PORTS_H #define PORTS_H #include static inline uint8_t inb(uint16_t port) { uint8_t result; asm volatile ("inb %1, %0" : "=a"(result) : "Nd"(port)); return result; } static inline void outb(uint16_t port, uint8_t data) { asm volatile ("outb %0, %1" : : "a"(data), "Nd"(port)); } static inline uint16_t inw(uint16_t port) { uint16_t result; asm volatile ("inw %1, %0" : "=a"(result) : "Nd"(port)); return result; } static inline void outw(uint16_t port, uint16_t data) { asm volatile ("outw %0, %1" : : "a"(data), "Nd"(port)); } static inline uint32_t inl(uint16_t port) { uint32_t result; asm volatile ("inl %1, %0" : "=a"(result) : "Nd"(port)); return result; } static inline void outl(uint16_t port, uint32_t data) { asm volatile ("outl %0, %1" : : "a"(data), "Nd"(port)); } static inline void io_wait(void) { outb(0x80, 0); } #endif