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Author Topic: WHDLoad and 68060 issues with image corruption  (Read 5349 times)

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Offline kolla

Re: WHDLoad and 68060 issues with image corruption
« on: April 16, 2018, 09:32:34 PM »
Quote from: Betelgeuse;838540
Makes sense, but why then have the option in the first place?


I looked through the docs, and only find "ChipNoCache"

http://www.whdload.de/docs/en/opt.html#ChipNoCache

http://www.whdload.de/docs/en/cache.html#chipmem
B5D6A1D019D5D45BCC56F4782AC220D8B3E2A6CC
---
A3000/060CSPPC+CVPPC/128MB + 256MB BigRAM/Deneb USB
A4000/CS060/Mediator4000Di/Voodoo5/128MB
A1200/Blz1260/IndyAGA/192MB
A1200/Blz1260/64MB
A1200/Blz1230III/32MB
A1200/ACA1221
A600/V600v2/Subway USB
A600/Apollo630/32MB
A600/A6095
CD32/SX32/32MB/Plipbox
CD32/TF328
A500/V500v2
A500/MTec520
CDTV
MiSTer, MiST, FleaFPGAs and original Minimig
Peg1, SAM440 and Mac minis with MorphOS
 

Offline kolla

Re: WHDLoad and 68060 issues with image corruption
« Reply #1 on: April 17, 2018, 07:45:26 AM »
Quote from: Betelgeuse;838570
How does it differ from the CACHE command or what's turned on with SetPatch and the CPU command?

I suppose these are options for within the "virtual" system that WHDLoad starts, and not the "host" system.

Btw - you know that with WHDLoad you can boot into OS3.1 or OS3.1.3 from OS3.9, with a defined directory as boot disk for the "instance", run programs in there, and at any time press the defined exit key to shut down the virtual OS3.1 or 1.3 "instance" and be back in OS3.9? Very convenient for running programs that somehow struggle with OS3.9, or as a test environment for your own hackish asm code :)

http://www.whdload.de/apps/alla.html
B5D6A1D019D5D45BCC56F4782AC220D8B3E2A6CC
---
A3000/060CSPPC+CVPPC/128MB + 256MB BigRAM/Deneb USB
A4000/CS060/Mediator4000Di/Voodoo5/128MB
A1200/Blz1260/IndyAGA/192MB
A1200/Blz1260/64MB
A1200/Blz1230III/32MB
A1200/ACA1221
A600/V600v2/Subway USB
A600/Apollo630/32MB
A600/A6095
CD32/SX32/32MB/Plipbox
CD32/TF328
A500/V500v2
A500/MTec520
CDTV
MiSTer, MiST, FleaFPGAs and original Minimig
Peg1, SAM440 and Mac minis with MorphOS
 

Offline kolla

Re: WHDLoad and 68060 issues with image corruption
« Reply #2 on: April 17, 2018, 01:34:28 PM »
Quote from: Thomas Richter;838574
Now, what WHDLoad does is completely unclear. In particular, whether it builds a custom MMU table. Given the defects you observed, it seems likely that it does, albeit in an incorrect manner.

It does, the documentation is quite clear about that.

http://www.whdload.de/docs/en/mmu.html
http://www.whdload.de/docs/en/cache.html
B5D6A1D019D5D45BCC56F4782AC220D8B3E2A6CC
---
A3000/060CSPPC+CVPPC/128MB + 256MB BigRAM/Deneb USB
A4000/CS060/Mediator4000Di/Voodoo5/128MB
A1200/Blz1260/IndyAGA/192MB
A1200/Blz1260/64MB
A1200/Blz1230III/32MB
A1200/ACA1221
A600/V600v2/Subway USB
A600/Apollo630/32MB
A600/A6095
CD32/SX32/32MB/Plipbox
CD32/TF328
A500/V500v2
A500/MTec520
CDTV
MiSTer, MiST, FleaFPGAs and original Minimig
Peg1, SAM440 and Mac minis with MorphOS