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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
commit | ac7d5ef06a6d6e8d84abbd1f0b82162725f98326 (patch) | |
tree | 9304cf759a73f2a1c6fd3191948f00e870af3787 /cpukit/sapi/src/fatal.c | |
download | rtems-ac7d5ef06a6d6e8d84abbd1f0b82162725f98326.tar.bz2 |
Initial revision
Diffstat (limited to 'cpukit/sapi/src/fatal.c')
-rw-r--r-- | cpukit/sapi/src/fatal.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/cpukit/sapi/src/fatal.c b/cpukit/sapi/src/fatal.c new file mode 100644 index 0000000000..2ecc73ff3f --- /dev/null +++ b/cpukit/sapi/src/fatal.c @@ -0,0 +1,54 @@ +/* + * Fatal Error Manager + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#include <rtems/system.h> +#include <rtems/config.h> +#include <rtems/fatal.h> +#include <rtems/sysstate.h> +#include <rtems/userext.h> + +/*PAGE + * + * rtems_fatal_error_occurred + * + * This directive will invoke the fatal error handler supplied by the user + * followed by the the default one provided by the executive. The default + * error handler assumes no hardware is present to help inform the user + * of the problem. Halt stores the error code in a known register, + * disables interrupts, and halts the CPU. If the CPU does not have a + * halt instruction, it will loop to itself. + * + * Input parameters: + * the_error - fatal error status code + * + * Output parameters: + * the_error - on stack + * status register - on stack + * + * NOTE: The the_error is not necessarily a directive status code. + */ + +void volatile rtems_fatal_error_occurred( + unsigned32 the_error +) +{ + + _User_extensions_Fatal( the_error ); + + _System_state_Set( SYSTEM_STATE_FAILED ); + + _CPU_Fatal_halt( the_error ); + +/* will not return from this routine */ +} |