Changeset 381 for trunk/hal/tsar_mips32/core/hal_exception.c

Timestamp:

Aug 14, 2017, 7:33:59 PM (7 years ago)

Author:

alain

Message:

Add missing defines in the TSAR exception handler.

File:

• trunk/hal/tsar_mips32/core/hal_exception.c (modified) (2 diffs)

trunk/hal/tsar_mips32/core/hal_exception.c

@@ -34 +34 @@
 #include <signal.h>
 #include <syscalls.h>
-#include <do_exception.h>
 #include <remote_spinlock.h>
 #include <mips32_uzone.h>
@@ -44 +43 @@
 
 extern   chdev_directory_t    chdev_dir;  // allocated in the kernel_init.c file.
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// This enum defines the global exception types after analysis by the exception handler.
+//////////////////////////////////////////////////////////////////////////////////////////
+
+typedef enum
+{
+    EXCP_NON_FATAL,
+    EXCP_USER_ERROR,
+    EXCP_KERNEL_PANIC,
+}
+exception_handling_type_t;
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// This enum defines the relevant subtypes for a MMU exception reported by the mips32.
+//////////////////////////////////////////////////////////////////////////////////////////
+
+typedef enum
+{
+    MMU_EXCP_PAGE_UNMAPPED,
+    MMU_EXCP_USER_PRIVILEGE,
+    MMU_EXCP_USER_EXEC,
+    MMU_EXCP_USER_WRITE,
+}
+mmu_exception_subtype_t;
 
 //////////////////////////////////////////////////////////////////////////////////////////