| Re: [hatari-devel] Cycle exact setting affects nf_scsidrv |
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- To: hatari-devel@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [hatari-devel] Cycle exact setting affects nf_scsidrv
- From: Uwe Seimet <Uwe.Seimet@xxxxxxxxx>
- Date: Thu, 11 Oct 2018 20:26:52 +0200
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Hi,
> And if the written content may contain 68k instructions that might
> also end up being executed by the emulated system (like GEMDOS Fread()
> content in GEMDOS HD driver), both caches should be flushed instead:
> M68000_Flush_All_Caches(addr, size);
>
> I don't see these flushes in your nf_scsidrv.c Hatari code.
>
> Tested patches welcome! :-)
I will provide them later, still busy with PMMU stuff ;-). I was not
aware of the need for flushing caches, and the SCSI Driver most likely
needs the data cache to be flushed, indeed.
Best regards
Uwe