The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/include/ibm/portio.h

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    1 /*
    2 ibm/portio.h
    3 
    4 Created:        Jan 15, 1992 by Philip Homburg
    5 */
    6 
    7 #ifndef _PORTIO_H_
    8 #define _PORTIO_H_
    9 
   10 #ifndef _TYPES_H
   11 #include <sys/types.h>
   12 #endif
   13 
   14 unsigned inb(U16_t _port);
   15 unsigned inw(U16_t _port);
   16 unsigned inl(U32_t _port);
   17 void outb(U16_t _port, U8_t _value);
   18 void outw(U16_t _port, U16_t _value);
   19 void outl(U16_t _port, U32_t _value);
   20 void insb(U16_t _port, void *_buf, size_t _count);
   21 void insw(U16_t _port, void *_buf, size_t _count);
   22 void insl(U16_t _port, void *_buf, size_t _count);
   23 void outsb(U16_t _port, void *_buf, size_t _count);
   24 void outsw(U16_t _port, void *_buf, size_t _count);
   25 void outsl(U16_t _port, void *_buf, size_t _count);
   26 void intr_disable(void);
   27 void intr_enable(void);
   28 
   29 #endif /* _PORTIO_H_ */

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