s re problems with s initialization as described the manual the following steps must be done for th initialization of the s card initdisplay bios call with ax reg f h with bx reg h for x x resolution interrupt h unlock register lock cr for access to s register set unlock register lock cr for access to syst control and syst extension register unlock graphic command group cr set bit to in syst configuration register unlock advanced display functions set bit to in function control register after these operations the fifo stack of the s should be empty when we watch the status graph proc status we always get the value fh instead of h full would mean ffh places occupied empty would mean h places occupied it is possible to read this register in two different ways both times we get different results our machine is a dx with eisa bus and a s c local bus any ideas andreas disteli institut fuer computersysteme eth zuerich email disteli inf ethz ch
