collapseos/recipes/trs80/xcomp.fs
Virgil Dupras 1312817117 z80: make boot binary a 2-part process
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.
2020-06-26 21:41:17 -04:00

21 lines
501 B
Forth

0xff00 CONSTANT RS_ADDR
0xfffa CONSTANT PS_ADDR
RS_ADDR 0x80 - CONSTANT RAMSTART
212 LOAD ( z80 assembler )
262 LOAD ( xcomp )
282 LOAD ( boot.z80.decl )
270 LOAD ( xcomp overrides )
0x3000 BIN( !
283 335 LOADR ( boot.z80 )
353 LOAD ( xcomp core low )
492 LOAD ( trs80 )
380 LOAD ( xcomp core high )
(entry) _
( Update LATEST )
PC ORG @ 8 + !
," CURRENT @ HERE ! "
( 0x0a == NLPTR. TRS-80 wants CR-only newlines )
," ' CR 0x0a RAM+ ! BLK$ FD$ " EOT,
ORG @ 256 /MOD 2 PC! 2 PC!
H@ 256 /MOD 2 PC! 2 PC!