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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-10-19 19:24:45 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-10-19 19:24:45 +0000 |
| commit | ca57ebbbe78adb0143c4ae160e0b347857a545ee (patch) | |
| tree | 225538f5477f7d0c14c307bcc8fe38a7a81fb673 /doc/supplements/powerpc/fatalerr.texi | |
| parent | Renamed cputable.texi to cputable.t. (diff) | |
| download | rtems-ca57ebbbe78adb0143c4ae160e0b347857a545ee.tar.bz2 | |
Renamed fatalerr.texi to fatalerr.t.
Diffstat (limited to '')
| -rw-r--r-- | doc/supplements/powerpc/fatalerr.texi | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/doc/supplements/powerpc/fatalerr.texi b/doc/supplements/powerpc/fatalerr.texi deleted file mode 100644 index ab7281368c..0000000000 --- a/doc/supplements/powerpc/fatalerr.texi +++ /dev/null @@ -1,62 +0,0 @@ -@c -@c COPYRIGHT (c) 1988-1998. -@c On-Line Applications Research Corporation (OAR). -@c All rights reserved. -@c -@c $Id$ -@c - -@ifinfo -@node Default Fatal Error Processing, Default Fatal Error Processing Introduction, Interrupt Processing Interrupt Stack, Top -@end ifinfo -@chapter Default Fatal Error Processing -@ifinfo -@menu -* Default Fatal Error Processing Introduction:: -* Default Fatal Error Processing Default Fatal Error Handler Operations:: -@end menu -@end ifinfo - -@ifinfo -@node Default Fatal Error Processing Introduction, Default Fatal Error Processing Default Fatal Error Handler Operations, Default Fatal Error Processing, Default Fatal Error Processing -@end ifinfo -@section Introduction - -Upon detection of a fatal error by either the -application or RTEMS the fatal error manager is invoked. The -fatal error manager will invoke the user-supplied fatal error -handlers. If no user-supplied handlers are configured, the -RTEMS provided default fatal error handler is invoked. If the -user-supplied fatal error handlers return to the executive the -default fatal error handler is then invoked. This chapter -describes the precise operations of the default fatal error -handler. - -@ifinfo -@node Default Fatal Error Processing Default Fatal Error Handler Operations, Board Support Packages, Default Fatal Error Processing Introduction, Default Fatal Error Processing -@end ifinfo -@section Default Fatal Error Handler Operations - -The default fatal error handler which is invoked by -the @code{rtems_fatal_error_occurred} directive when there is no user handler -configured or the user handler returns control to RTEMS. The -default fatal error handler performs the following actions: - -@itemize @bullet - -@item places the error code in r3, and - -@item executes a trap instruction which results in a Program Exception. - -@end itemize - -If the Program Exception returns, then the following actions are performed: - -@itemize @bullet - -@item disables all processor exceptions by loading a 0 into the MSR, and - -@item goes into an infinite loop to simulate a halt processor instruction. - -@end itemize - |