#include <arch/i686/asm.h>

uint8_t inb(uint16_t port) {
	uint8_t ret;
	__asm__ volatile ("inb %1, %0" : "=a"(ret) : "Nd"(port));
	return ret;
}

void outb(uint16_t port, uint8_t val) {
	__asm__ volatile ("outb %0, %1" : : "a"(val), "Nd"(port));
}

uint16_t inw(uint16_t port) {
	uint16_t ret;
	__asm__ volatile ("inw %1, %0" : "=a"(ret) : "Nd"(port));
	return ret;
}

void outw(uint16_t port, uint16_t val) {
	__asm__ volatile ("outw %0, %1" : : "a"(val), "Nd"(port));
}

uint32_t inl(uint16_t port) {
	uint32_t ret;
	__asm__ volatile ("inl %1, %0" : "=a"(ret) : "Nd"(port));
	return ret;
}

void outl(uint16_t port, uint32_t val) {
	__asm__ volatile ("outl %0, %1" : : "a"(val), "Nd"(port));
}

void io_wait(void) {
	outb(0x80, 0);
}

void int_enable(void) {
	__asm__ volatile ("sti");
}

void int_disable(void) {
	__asm__ volatile ("cli");
}

void int_wait(void) {
	__asm__ volatile ("sti; hlt");
}

void halt(void) {
	__asm__ volatile ("cli; hlt");
}