487 B


This directory contains the modified versions of several BIOS related files. The modifications are:

  1. boot.c - doRAMBoot introduced (permitting RAM boot - automatically selecting the currently inactive RAM bank)
  2. cmd_mem.c - additional commands dumpregs & ramboot introduced (mx, mhsig no longer used)
  3. console.c - non-blocking feature implemented (set_console, kbhit introduced, putchar modified)
  4. main.c - BIOS starter, modified for non-blocking operation