1static __inline void outb(unsigned char __val, unsigned short __port) 2{ 3 __asm__ volatile ("outb %0,%1" : : "a" (__val), "dN" (__port)); 4} 5 6static __inline void outw(unsigned short __val, unsigned short __port) 7{ 8 __asm__ volatile ("outw %0,%1" : : "a" (__val), "dN" (__port)); 9} 10 11static __inline void outl(unsigned int __val, unsigned short __port) 12{ 13 __asm__ volatile ("outl %0,%1" : : "a" (__val), "dN" (__port)); 14} 15 16static __inline unsigned char inb(unsigned short __port) 17{ 18 unsigned char __val; 19 __asm__ volatile ("inb %1,%0" : "=a" (__val) : "dN" (__port)); 20 return __val; 21} 22 23static __inline unsigned short inw(unsigned short __port) 24{ 25 unsigned short __val; 26 __asm__ volatile ("inw %1,%0" : "=a" (__val) : "dN" (__port)); 27 return __val; 28} 29 30static __inline unsigned int inl(unsigned short __port) 31{ 32 unsigned int __val; 33 __asm__ volatile ("inl %1,%0" : "=a" (__val) : "dN" (__port)); 34 return __val; 35} 36 37static __inline void outsb(unsigned short __port, const void *__buf, unsigned long __n) 38{ 39 __asm__ volatile ("cld; rep; outsb" 40 : "+S" (__buf), "+c" (__n) 41 : "d" (__port)); 42} 43 44static __inline void outsw(unsigned short __port, const void *__buf, unsigned long __n) 45{ 46 __asm__ volatile ("cld; rep; outsw" 47 : "+S" (__buf), "+c" (__n) 48 : "d" (__port)); 49} 50 51static __inline void outsl(unsigned short __port, const void *__buf, unsigned long __n) 52{ 53 __asm__ volatile ("cld; rep; outsl" 54 : "+S" (__buf), "+c"(__n) 55 : "d" (__port)); 56} 57 58static __inline void insb(unsigned short __port, void *__buf, unsigned long __n) 59{ 60 __asm__ volatile ("cld; rep; insb" 61 : "+D" (__buf), "+c" (__n) 62 : "d" (__port)); 63} 64 65static __inline void insw(unsigned short __port, void *__buf, unsigned long __n) 66{ 67 __asm__ volatile ("cld; rep; insw" 68 : "+D" (__buf), "+c" (__n) 69 : "d" (__port)); 70} 71 72static __inline void insl(unsigned short __port, void *__buf, unsigned long __n) 73{ 74 __asm__ volatile ("cld; rep; insl" 75 : "+D" (__buf), "+c" (__n) 76 : "d" (__port)); 77} 78