wm: teppich

ref: 8fe978f00633ce7bdf4c0413e72b5a78ddca7bec
dir: /pc/x86.c/

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#include <u.h>

inline void 
instr(uint16 port, uint8* address, uint32 size)
{
	asm volatile("cld; rep insl" :
		"=D" (address), "=c" (size) :
		"d" (port), "0" (address), "1" (size) :
		"memory", "cc");
}

inline void
sti(void)
{
	asm volatile("sti");
}

inline void 
cli(void)
{
	asm volatile("cli");
}

inline void
nop(void)
{
	asm volatile("nop");
}