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Re: port-atari/57908: The Atari TT kernel hangs infinitely whileprobing SCSI devices on external BlueSCSI




The following reply was made to PR port-atari/57908; it has been noted by GNATS.

From: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
To: thorpej%me.com@localhost
Cc: gnats-bugs%netbsd.org@localhost, tsutsui%ceres.dti.ne.jp@localhost
Subject: Re: port-atari/57908: The Atari TT kernel hangs infinitely whileprobing
SCSI devices on external BlueSCSI
Date: Sun, 11 Feb 2024 09:10:26 +0900

> > There are several web pages that claim BlueSCSI doesn't work on
> > some Japanese old machines, so it could have some timing issue.


Yeah, it could be caused by BlueSCSI.

I haven't seen the kernel source yet. Any chance to tweak the timing

with boot parameters for troubleshooting or permanent workaround purposes?

I wouldn't mind if it runs slower.


 

> > (even if it works with TOS because TOS doesn't use interrupts etc.)
>
> Doesn't the Atari port use its own ncr5380 driver written be Leo? Maybe someone should convert it to use the generic one that the sun3 port uses?

DMA part (including bounce buffer, both for ATARITT and FALCON)
is too complex to refactoring..

Anyway several SCSI drives (including IDE-SCSI converters) work fine
on my TT030.


---
Izumi Tsutsui


Thx, Jaromir

 




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