Opened on 08/25/10 at 19:23:33

Closed on 08/25/10 at 19:34:51

Last modified on 10/10/17 at 06:31:36

#1688 closed defect (fixed)

sparc64 sun4u register misuse

Reported by: Gedare Bloom Owned by: Joel Sherrill
Priority: normal Milestone: 4.11
Component: arch/sparc64 Version: 4.11
Severity: normal Keywords:
Cc: Blocked By:
Blocking:

Description

There is a bug in the sun4u _ISR_Dispatch code that ends up cloberring the global registers. It manifests primarily as a memory alignment error when the globals are used to read to/from memory. I've attached a patch to fix the error.

Attachments (1)

rtems-cvs.diff​ (1.5 KB) - added by Gedare Bloom on 08/25/10 at 19:23:33.
Patch to fix bug.

Download all attachments as: .zip

Change History (5)

Changed on 08/25/10 at 19:23:33 by Gedare Bloom

Attachment: rtems-cvs.diff​ added

Patch to fix bug.

comment:1 Changed on 08/25/10 at 19:34:51 by Joel Sherrill

Resolution: → fixed
Status: new → closed

comment:2 Changed on 08/26/10 at 16:53:55 by Gedare Bloom

Looks good, thanks.

comment:3 Changed on 11/24/14 at 18:58:28 by Gedare Bloom

Version: HEAD → 4.11

Replace Version=HEAD with Version=4.11 for the tickets with Milestone >= 4.11

comment:4 Changed on 10/10/17 at 06:31:36 by Sebastian Huber

Component: libcpu → arch/sparc64
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