Virgil Dupras
d466c6d95d
emul: make stage2 load z80a from blkfs
...
This allows us to remove forth/z80a.fs. Another big step towards
self-hosting!
2020-04-19 21:31:41 -04:00
Virgil Dupras
eefa8e6de5
Add word "BLK!"
...
as well as emulator support for it. We can now write an edited
block back to "blkfs".
2020-04-16 17:22:18 -04:00
Virgil Dupras
a67101fb8b
Add word "EMPTY"
2020-04-14 16:07:07 -04:00
Virgil Dupras
f59cac0588
blk: first steps
2020-04-14 09:07:20 -04:00
Virgil Dupras
d08a9711c5
boot: make HERE point to RAMEND instead of CURRENT
...
The former was only used in the peculiar context of "/emul". The
regular case is actually HERE pointing to RAMEND on boot.
2020-04-13 11:43:15 -04:00
Virgil Dupras
d996dd8c9e
Add one layer of indirection in subsystem memory management
...
This allows optional subsystems to not needlessly reserve too much
system memory and it also reduces offsets bookkeeping.
2020-04-12 20:42:00 -04:00
Virgil Dupras
80891d7ec1
Add in-memory bootstrapping system
...
This should help with the bootstrapping of non-emulated environment.
For example, I have a problem with the RC2014: I can't send it
bootstrap info until the ACIA is up. I need to find a way...
2020-04-03 20:13:11 -04:00
