Changeset 34f5067 in rtems

Timestamp:

03/08/02 16:32:39 (22 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

9d64bc73

Parents:

2f89140

Message:

2002-03-05 Greg Menke <gregory.menke@…>

• shared/interrupts/installisrentries.c: Added support for debug exception vector.
• shared/interrupts/isr_entries.S: Added support for debug exception vector.

Location:

c/src/lib/libcpu/mips

Files:

• ChangeLog (modified) (1 diff)
• shared/interrupts/installisrentries.c (modified) (2 diffs)
• shared/interrupts/isr_entries.S (modified) (1 diff)

c/src/lib/libcpu/mips/ChangeLog

@@ +1 @@
+2002-03-05      Greg Menke <gregory.menke@gsfc.nasa.gov>
+
+        * shared/interrupts/installisrentries.c: Added support for debug
+        exception vector.
+        * shared/interrupts/isr_entries.S: Added support for debug exception
+        vector.
+        
 2002-02-27      Greg Menke <gregory.menke@gsfc.nasa.gov>
 

c/src/lib/libcpu/mips/shared/interrupts/installisrentries.c

@@ -11 +11 @@
 #if __mips == 1
   void exc_utlb_code(void);
+  void exc_dbg_code(void);
   void exc_norm_code(void);
 
   memcpy( (void *)UT_VEC, exc_utlb_code, 40 );  /* utlbmiss vector */
+  memcpy( (void *)DB_VEC, exc_dbg_code, 40 );
   memcpy( (void *)E_VEC, exc_norm_code, 40 );   /* exception vevtor */
+
 #elif __mips == 3
   void exc_tlb_code(void);
@@ -26 +29 @@
   memcpy( (void *)E_VEC, exc_norm_code, 40 );   /* exception vector */
 #endif
+
   rtems_cache_flush_entire_data();
 }

c/src/lib/libcpu/mips/shared/interrupts/isr_entries.S

@@ -28 +28 @@
 ENDFRAME(exc_norm_code)
 
+FRAME(exc_dbg_code,sp,0,ra)
+        la      k0, _DBG_Handler /* debug interrupt */
+        j       k0
+        nop
+ENDFRAME(exc_dbg_code)
+        
 /* XXX this is dependent on IDT/SIM and needs to be addressed */
 FRAME(exc_utlb_code,sp,0,ra)