Apple-2-SW/qboot
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Code Issues Projects Releases Wiki Activity
fast bootable Read Track/Sector routine (multi)
6 Commits 1 Branch 0 Tags 32 KiB
Assembly 100%
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Peter Ferrie 0b22b051a4 fix label names
2016-05-31 13:38:08 -07:00
.gitattributes 🎊 Added .gitattributes & .gitignore files 2015-10-22 08:41:55 -07:00
.gitignore 🎊 Added .gitattributes & .gitignore files 2015-10-22 08:41:55 -07:00
DOS33L.S improved DOS 3.3 Launcher support 2016-04-20 10:08:35 -07:00
DOS33LR.S improved DOS 3.3 Launcher support 2016-04-20 10:08:35 -07:00
QBOOT.S fix label names 2016-05-31 13:38:08 -07:00
README.md support reading into zpage 2015-12-14 11:49:32 -08:00

README.md

  • targets multi-loaders in ProDOS order
  • load from any slot
  • scatter-reads sectors
  • sector-level read, can start and end anywhere in a track
  • can perform full-track read in one revolution
  • no zpage usage after init, and only 6 bytes of stack
  • only 2 bytes overhead per read
  • can load up to $bd sectors at a time ($0000-bcff) (or $c0 sectors if run from banked ROM)
  • DOS 3.3 Launcher compatible
  • requires only 3 pages in memory