Mercurial > hg > Members > kono > nitros9-code
changeset 1950:1ab533504290
Updated info on rb1773 format bug
author | boisy |
---|---|
date | Sat, 17 Dec 2005 14:36:26 +0000 |
parents | 0e31b207ba40 |
children | 2c97a4f68e9c |
files | TODO |
diffstat | 1 files changed, 25 insertions(+), 1 deletions(-) [+] |
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line diff
--- a/TODO Mon Dec 12 21:30:44 2005 +0000 +++ b/TODO Sat Dec 17 14:36:26 2005 +0000 @@ -18,6 +18,30 @@ - Fix SS.WrTrk to handle high density drives (is this working now?) - Fix SS.WrtTrk bug which causes crashes on some CoCos (I believe the slowdown was employed as a temporary workaround?) + 12/16/05: + Using a Disto Super Controller I hooked up to a 6309 CoCo 3, I + booted to V03.02.04 and formatted /d1 which is a 5.25" 360K drive. + I experienced the same computer lock-ups that others have seen. + 12/17/05: + With the same setup that I made the above discovery, I made + a new system disk with the latest code, the only thing being + different was rb1773.asm which I retrieved from the repository + at revision 1.10, the same revision that was part of V03.02.04. I + did a physical format on a 360K disk SIX times without any lockups. + I then reverted to the format that was part of V03.02.04 and again, + SIX physical formats yielded no lockups. + + Finally, I reinstated the latest rb1773 and format, then modified + rb1773.asm to not slow down and speed up the CoCo 3 around the + SS.WrTrk code. Six physical formats did not show a single lock-up. + + Conclusion: Further research is needed to warrant what caused this + bug in V03.02.04. It does not appear to be related to the driver + directly, nor to the format utility. It may be related to the + kernel since that component has changed since V03.02.04. At this + point and time, further testing of the latest repository is needed + to confirm on other systems that this bug no longer exists. + - Add code to select MPI slot where disk controller is (can assume slot 4 or allow the value to be placed in the descriptor) @@ -90,4 +114,4 @@ - renamed to scbbp sio - - renamed to scbbt \ No newline at end of file + - renamed to scbbt