Changes in kernel/arch/mips32/src/exception.c [22a28a69:214ec25c] in mainline

File:

• kernel/arch/mips32/src/exception.c (modified) (4 diffs)

kernel/arch/mips32/src/exception.c

@@ -72 +72 @@
 };
 
-void istate_decode(istate_t *istate)
+static void print_regdump(istate_t *istate)
 {
-        printf("at=%p\tv0=%p\tv1=%p\n", istate->at, istate->v0, istate->v1);
-        printf("a0=%p\ta1=%p\ta2=%p\n", istate->a0, istate->a1, istate->a2);
-        printf("a3=%p\tt0=%p\tt1=%p\n", istate->a3, istate->t0, istate->t1);
-        printf("t2=%p\tt3=%p\tt4=%p\n", istate->t2, istate->t3, istate->t4);
-        printf("t5=%p\tt6=%p\tt7=%p\n", istate->t5, istate->t6, istate->t7);
-        printf("t8=%p\tt9=%p\tgp=%p\n", istate->t8, istate->t9, istate->gp);
-        printf("sp=%p\tra=%p\t\n", istate->sp, istate->ra);
-        printf("lo=%p\thi=%p\t\n", istate->lo, istate->hi);
-        printf("cp0_status=%p\tcp0_epc=%p\tk1=%p\n",
-            istate->status, istate->epc, istate->k1);
+        printf("PC: %#x(%s) RA: %#x(%s), SP(%p)\n", istate->epc,
+            symtab_fmt_name_lookup(istate->epc), istate->ra,
+            symtab_fmt_name_lookup(istate->ra), istate->sp);
 }
 
@@ -89 +82 @@
 {
         fault_if_from_uspace(istate, "Unhandled exception %s.", exctable[n]);
-        panic_badtrap(istate, n, "Unhandled exception %s.", exctable[n]);
+        
+        print_regdump(istate);
+        panic("Unhandled exception %s.", exctable[n]);
 }
 
@@ -130 +125 @@
                 scheduler_fpu_lazy_request();
         else {
-                fault_if_from_uspace(istate,
-                    "Unhandled Coprocessor Unusable Exception.");
-                panic_badtrap(istate, n,
-                    "Unhandled Coprocessor Unusable Exception.");
+                fault_if_from_uspace(istate, "Unhandled Coprocessor Unusable Exception.");
+                panic("Unhandled Coprocessor Unusable Exception.");
         }
 }
@@ -169 +162 @@
 static void syscall_exception(unsigned int n, istate_t *istate)
 {
-        fault_if_from_uspace(istate, "Syscall is handled through shortcut.");
+        panic("Syscall is handled through shortcut.");
 }