freeldr/notes.txt

   1 FreeLoader notes
   2
   3 To build FreeLoader you will need DJGPP because Mingw32 doesn't support 16-bit code
   4 FreeLoader does not currently work with extended partitions.
   5 Linux booting support needs to be added.
   6 ext2 filesystem support needs to be added.
   7
   8 Current memory layout:
   9
  10 0000:0000 - 0000:0FFF: Interrupt vector table & BIOS data
  11 0000:1000 - 0000:6FFF: Real mode stack area
  12 0000:7000 - xxxx:xxxx: FreeLoader program & data area
  13 xxxx:xxxx - 6000:0000: Protected mode stack area & heap
  14 6000:0000 - 6000:C000: Filesystem data buffer
  15 6000:C000 - 7000:0000: FREELDR.INI loaded here
  16 7000:0000 - 7000:FFFF: scratch area for any function's use (ie sector buffer for biosdisk()) - can be overwritten by any function
  17 8000:0000 - 9000:FFFF: fat table entry buffer
  18 A000:0000 - FFFF:FFFF: reserved