Richard Smith schrieb: >>copying VGA ROM Image from 0xfffc0000 to 0xc0000, 0x8000 bytes >>entering emulator >>inb(0x03cf) = 0x00 >>inb(0x03cf) = 0x00 >>inb(0x03cf) = 0x88 >>i > > > So its crashing 'inside' of a printk. 0x3cf is a VGA index register.
Well, I think so. Many logs looks like the one above. The first character is printed. Than nothing no more. > > >>Could it be a interrupt problem between the vga device and the serial port ? > > > LinuxBIOS serial debug output is PIO. No interrupts. :D Ok, ok ;) > > Did you disable the SMI interrupt trap for access to VGA registers? Good question, there is a write to the CPU config registers. It is commented with "No SMI". > That may be getting fired and tripping things up. Fine :) chris -- linuxbios mailing list [email protected] http://www.openbios.org/mailman/listinfo/linuxbios
