Changes in kernel/arch/ia32/src/interrupt.c [98000fb:a000878c] in mainline

File:

• kernel/arch/ia32/src/interrupt.c (modified) (5 diffs)

kernel/arch/ia32/src/interrupt.c

@@ -53 +53 @@
 #include <ddi/irq.h>
 #include <symtab.h>
+#include <stacktrace.h>
 
 /*
@@ -64 +65 @@
 void decode_istate(istate_t *istate)
 {
-        char *symbol;
-
-        symbol = symtab_fmt_name_lookup(istate->eip);
-
+        const char *symbol = symtab_fmt_name_lookup(istate->eip);
+        
         if (CPU)
                 printf("----------------EXCEPTION OCCURED (cpu%u)----------------\n", CPU->id);
         else
                 printf("----------------EXCEPTION OCCURED----------------\n");
-                
+        
         printf("%%eip: %#lx (%s)\n", istate->eip, symbol);
         printf("ERROR_WORD=%#lx\n", istate->error_word);
@@ -79 +78 @@
         printf("stack: %#lx, %#lx, %#lx, %#lx\n", istate->stack[0], istate->stack[1], istate->stack[2], istate->stack[3]);
         printf("       %#lx, %#lx, %#lx, %#lx\n", istate->stack[4], istate->stack[5], istate->stack[6], istate->stack[7]);
+        
+        stack_trace_istate(istate);
 }
 
@@ -96 +97 @@
         decode_istate(istate);
         panic("Unserviced interrupt: %d.", n);
+}
+
+static void de_fault(int n, istate_t *istate)
+{
+        fault_if_from_uspace(istate, "Divide error.");
+
+        decode_istate(istate);
+        panic("Divide error.");
 }
 
@@ -215 +224 @@
         }
         
+        exc_register(0, "de_fault", (iroutine) de_fault);
         exc_register(7, "nm_fault", (iroutine) nm_fault);
         exc_register(12, "ss_fault", (iroutine) ss_fault);