394   in  al, dx  variable
395   and al, #0x18  variable
397   mov al, #0x0a  variable
433   in al, dx  variable
434   cmp al, #0x12  variable
547   test al, #0x80  variable
621   mov al, #0x00  variable
623   in al, dx  variable
624   in al, dx  variable
625   in al, dx  variable
626   in al, dx  variable
627   mov al, [si+8]  ;; hidden dac  variable
629   mov al, #0xff  variable
632   mov al, #0x00  variable
636   mov al, #0x01  variable
639   or al, #0x40  variable
656   mov al, #0x0b  variable
659   in al, dx  variable
660   or al, #0x20 ;; enable 16k  variable
683   in al, dx  variable
710   mov al, #0x27  variable
713   in al, dx  variable
714   and al, #0x03  variable
723   mov al, #0x0f ;; get DRAM band width  variable
726   in al, dx  variable
905   mov al, #1 ;; count of planes  variable
907   mov al, [si+6] ;; bpp  variable
909   mov al, #0x1 ;; XXX number of banks  variable
911   mov al, [si+17]  variable
913   mov al, #0x0   ;; XXX size of bank in K  variable