diff options
Diffstat (limited to 'c/src/lib/librdbg/excep.c')
-rw-r--r-- | c/src/lib/librdbg/excep.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/c/src/lib/librdbg/excep.c b/c/src/lib/librdbg/excep.c deleted file mode 100644 index d3183e24e2..0000000000 --- a/c/src/lib/librdbg/excep.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - ************************************************************************** - * - * Component = - * - * Synopsis = rdbgexcep.c - * - * $Id$ - * - ************************************************************************** - */ - -#include <rtems.h> -#include <rtems/error.h> -#include <assert.h> -#include <errno.h> -#include <rdbg/rdbg.h> -#include <rdbg/servrpc.h> - -unsigned int NbExceptCtx; -volatile unsigned int NbSerializedCtx; -Exception_context *FirstCtx = NULL; -Exception_context *LastCtx = NULL; - -CPU_Exception_frame SavedContext; - - -/********* Save an exception context at the end of a list *****/ - -int PushExceptCtx ( Objects_Id Id, Objects_Id semId, CPU_Exception_frame *ctx ) { - - Exception_context *SaveCtx; - - SaveCtx = (Exception_context *)malloc(sizeof(Exception_context)); - if (SaveCtx == NULL) - rtems_panic("Can't allocate memory to save Exception context"); - - SaveCtx->id = Id; - SaveCtx->ctx = ctx; - SaveCtx->semaphoreId = semId; - SaveCtx->previous = NULL; - SaveCtx->next = NULL; - - if (FirstCtx == NULL){ /* initialization */ - FirstCtx = SaveCtx; - LastCtx = SaveCtx; - NbExceptCtx = 1; - } - else { - NbExceptCtx ++; - LastCtx->next = SaveCtx; - SaveCtx->previous = LastCtx; - LastCtx = SaveCtx; - } - return 0; -} - -/********* Save an temporary exception context in a ******/ -/********* global variable ******/ - -int PushSavedExceptCtx ( Objects_Id Id, CPU_Exception_frame *ctx ) { - - memcpy (&(SavedContext), ctx, sizeof(CPU_Exception_frame)); - return 0; -} - - -/****** Remove the context of the specified Id thread *********/ -/****** If Id = -1, then return the first context *********/ - - -int PopExceptCtx ( Objects_Id Id ) { - - Exception_context *ExtractCtx; - - if (FirstCtx == NULL) return -1; - - if (Id == -1) { - ExtractCtx = LastCtx; - LastCtx = LastCtx->previous; - free(ExtractCtx); - NbExceptCtx --; - return 0; - } - - ExtractCtx = LastCtx; - - while (ExtractCtx->id != Id && ExtractCtx != NULL) { - ExtractCtx = ExtractCtx->previous; - } - - if (ExtractCtx == NULL) - return -1; - - if ( ExtractCtx->previous != NULL) - (ExtractCtx->previous)->next = ExtractCtx->next; - - if ( ExtractCtx->next != NULL) - (ExtractCtx->next)->previous = ExtractCtx->previous; - - if (ExtractCtx == FirstCtx) - FirstCtx = FirstCtx->next; - else - if (ExtractCtx == LastCtx) - LastCtx = LastCtx->previous; - - free(ExtractCtx); - NbExceptCtx --; - return 0; -} - -/****** Return the context of the specified Id thread *********/ -/****** If Id = -1, then return the first context *********/ - - -Exception_context *GetExceptCtx ( Objects_Id Id ) { - - Exception_context *ExtractCtx; - - if (FirstCtx == NULL) return NULL; - - if (Id == -1) { - return LastCtx; - } - - ExtractCtx = LastCtx; - - while (ExtractCtx->id != Id && ExtractCtx != NULL) { - ExtractCtx = ExtractCtx->previous; - } - - if (ExtractCtx == NULL) - return NULL; - - return ExtractCtx; -} |