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cx16: sys.reset_system() now resets vera fully as well (such as PSG sound), kernal didn't seem to do that

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Irmen de Jong 2022-07-14 23:44:53 +02:00
parent f690f58bd4
commit 350dc731f1
2 changed files with 4 additions and 2 deletions
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4
compiler/res/prog8lib/cx16/syslib.p8
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@ -868,7 +868,9 @@ sys {
; Soft-reset the system back to initial power-on Basic prompt. ; Soft-reset the system back to initial power-on Basic prompt.
%asm {{ %asm {{
sei sei
stz $01 ; bank the kernal in stz $01 ; bank the kernal in
lda #$80
sta cx16.VERA_CTRL ; reset Vera (kernal doesn't do this?)
jmp (cx16.RESET_VEC) jmp (cx16.RESET_VEC)
}} }}
} }

2
docs/source/todo.rst
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@ -3,7 +3,7 @@ TODO
For next release For next release
^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^
- cx16: sys.reset_system() doesn't silence the vera psg (kernel bug in reset vector?) use reset vera bit? - txt.chrout("a") -> crash
- see if we can let for loops skip the loop if end<start, without adding a lot of code size/duplicating the loop condition - see if we can let for loops skip the loop if end<start, without adding a lot of code size/duplicating the loop condition
this is documented behiavor to now loop around but it's too easy to forget about this is documented behiavor to now loop around but it's too easy to forget about