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Annotation of linux/include/asm/io.h, revision 1.1.1.1

1.1       root        1: #define outb(value,port) \
                      2: __asm__ ("outb %%al,%%dx"::"a" (value),"d" (port))
                      3: 
                      4: 
                      5: #define inb(port) ({ \
                      6: unsigned char _v; \
                      7: __asm__ volatile ("inb %%dx,%%al":"=a" (_v):"d" (port)); \
                      8: _v; \
                      9: })
                     10: 
                     11: #define outb_p(value,port) \
                     12: __asm__ ("outb %%al,%%dx\n" \
                     13:                "\tjmp 1f\n" \
                     14:                "1:\tjmp 1f\n" \
                     15:                "1:"::"a" (value),"d" (port))
                     16: 
                     17: #define inb_p(port) ({ \
                     18: unsigned char _v; \
                     19: __asm__ volatile ("inb %%dx,%%al\n" \
                     20:        "\tjmp 1f\n" \
                     21:        "1:\tjmp 1f\n" \
                     22:        "1:":"=a" (_v):"d" (port)); \
                     23: _v; \
                     24: })

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