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Old 10 April 2024, 09:43   #6
Rock'n Roll
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Join Date: Aug 2018
Location: Drübeck / Germany
Age: 49
Posts: 189
memwatch works fine (CPU only is the default)
tested: w 1 dff088 2 also w 1 dff088 2 W
>w 1 dff088 2 W
1: 00DFF088 - 00DFF089 (2) W CPU
Memwatch 1: break at 00DFF088.W W 000028F6 PC=00022D28 CPUDW (000)

1. also COP memwatch should work:
>w 1 dff000 200 COP
1: 00DFF000 - 00DFF1FF (512) RWI COP

But how to find the copper instruction, what causes the break?
>g
Memwatch 1: break at 00DFF094.W W 000000D0 PC=00FC0F90 COP (08c)
VPOS: 043 ($02b) HPOS: 115 ($073) COP: $0001edc2
; it's dc.w $94,$d0

>o 1edc2 1
*0001edc2: 0000 010a ; BLTDDAT := 0x010a

2. and what makes a memwatch DMA validator?
>wl
Memwatch DMA validator enabled
>wlo
Memwatch DMA validator disabled
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