mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-08 14:18:06 +11:00
1312817117
Previously, recipes that began spitting binary contents before loading block 282 would end up with VARIABLE code in their binary, thus breaking them. We fix this by making this loading process 2-part.
38 lines
939 B
Forth
38 lines
939 B
Forth
( 8K of onboard RAM )
|
|
0xc000 CONSTANT RAMSTART
|
|
0xdd00 CONSTANT RS_ADDR
|
|
( Memory register at the end of RAM. Must not overwrite )
|
|
0xddca CONSTANT PS_ADDR
|
|
RAMSTART 0x70 + CONSTANT VDP_MEM
|
|
0xbf CONSTANT VDP_CTLPORT
|
|
0xbe CONSTANT VDP_DATAPORT
|
|
32 CONSTANT VDP_COLS
|
|
24 CONSTANT VDP_ROWS
|
|
RAMSTART 0x72 + CONSTANT PAD_MEM
|
|
0x3f CONSTANT PAD_CTLPORT
|
|
0xdc CONSTANT PAD_D1PORT
|
|
212 LOAD ( z80 assembler )
|
|
: ZFILL, ( u ) 0 DO 0 A, LOOP ;
|
|
262 LOAD ( xcomp )
|
|
524 LOAD ( font compiler )
|
|
282 LOAD ( boot.z80.decl )
|
|
270 LOAD ( xcomp overrides )
|
|
|
|
0x100 JPnn, 0x63 ZFILL, ( 0x66 )
|
|
RETN, 0x98 ZFILL, ( 0x100 )
|
|
( All set, carry on! )
|
|
CURRENT @ XCURRENT !
|
|
0x100 BIN( !
|
|
283 335 LOADR ( boot.z80 )
|
|
353 LOAD ( xcomp core low )
|
|
CREATE ~FNT CPFNT7x7
|
|
623 628 LOADR ( VDP )
|
|
632 637 LOADR ( PAD )
|
|
380 LOAD ( xcomp core high )
|
|
(entry) _
|
|
( Update LATEST )
|
|
PC ORG @ 8 + !
|
|
," VDP$ PAD$ " EOT,
|
|
ORG @ 0x100 - 256 /MOD 2 PC! 2 PC!
|
|
H@ 256 /MOD 2 PC! 2 PC!
|