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Annotation of qemu/roms/ipxe/src/drivers/bus/isa_ids.c, revision 1.1

1.1     ! root        1: #include <stdint.h>
        !             2: #include <stdio.h>
        !             3: #include <byteswap.h>
        !             4: #include <ipxe/isa_ids.h>
        !             5: 
        !             6: /* 
        !             7:  * EISA and ISAPnP IDs are actually mildly human readable, though in a
        !             8:  * somewhat brain-damaged way.
        !             9:  *
        !            10:  */
        !            11: char * isa_id_string ( unsigned int vendor, unsigned int product ) {
        !            12:        static char buf[7];
        !            13:        int i;
        !            14: 
        !            15:        /* Vendor ID is a compressed ASCII string */
        !            16:        vendor = bswap_16 ( vendor );
        !            17:        for ( i = 2 ; i >= 0 ; i-- ) {
        !            18:                buf[i] = ( 'A' - 1 + ( vendor & 0x1f ) );
        !            19:                vendor >>= 5;
        !            20:        }
        !            21:        
        !            22:        /* Product ID is a 4-digit hex string */
        !            23:        sprintf ( &buf[3], "%04x", bswap_16 ( product ) );
        !            24: 
        !            25:        return buf;
        !            26: }

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