Squashed commit of the following:
commit 44a6544242
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Wed Aug 11 22:10:11 2021 -0400
improved 32-bit (well, smartport is 24-bit) block support
commit 7fc041289f
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Wed Aug 4 23:49:15 2021 -0400
convert the extent blocks into 32-bit absolute blocks when loading.
Currently the block comparisons are still 16-bit, though.
commit 0fabe65aca
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Tue Aug 3 20:13:27 2021 -0400
move stack adjustment code to take effect from the callback routines
commit 6da1f9fa3c
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Tue Jul 27 21:31:23 2021 -0400
re-arrange to avoid relative expression warning
commit dbfe66cc99
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Tue Jul 27 21:31:01 2021 -0400
use smartport.aii
commit 95aa4d8bd5
Author: Kelvin Sherlock <ksherlock@gmail.com>
Date: Thu Jul 22 23:58:20 2021 -0400
large volume support (WIP, untested).
the general theory is, multiply the extents by the allocation adjustment to get physical block offsets.
currently, comparisons are still 16-bit though.
