Changes in kernel/arch/ia64/src/interrupt.c [22a28a69:d99c1d2] in mainline

File:

• kernel/arch/ia64/src/interrupt.c (modified) (10 diffs)

kernel/arch/ia64/src/interrupt.c

@@ -57 +57 @@
 #include <putchar.h>
 
-#define VECTORS_64_BUNDLE        20
-#define VECTORS_16_BUNDLE        48
-#define VECTORS_16_BUNDLE_START  0x5000
-
-#define VECTOR_MAX  0x7f00
-
-#define BUNDLE_SIZE  16
+#define VECTORS_64_BUNDLE       20
+#define VECTORS_16_BUNDLE       48
+#define VECTORS_16_BUNDLE_START 0x5000
+#define VECTOR_MAX              0x7f00
+
+#define BUNDLE_SIZE             16
 
 static const char *vector_names_64_bundle[VECTORS_64_BUNDLE] = {
@@ -133 +132 @@
 }
 
-void istate_decode(istate_t *istate)
-{
+static void dump_interrupted_context(istate_t *istate)
+{
+        const char *ifa = symtab_fmt_name_lookup(istate->cr_ifa);
+        const char *iipa = symtab_fmt_name_lookup(istate->cr_iipa);
+        const char *iip = symtab_fmt_name_lookup(istate->cr_iip);
+        
+        putchar('\n');
+        printf("Interrupted context dump:\n");
         printf("ar.bsp=%p\tar.bspstore=%p\n", istate->ar_bsp,
             istate->ar_bspstore);
@@ -144 +149 @@
             istate->cr_ipsr);
         
-        printf("cr.iip=%#018llx, #%d\t(%s)\n", istate->cr_iip, istate->cr_isr.ei,
-            symtab_fmt_name_lookup(istate->cr_iip));
-        printf("cr.iipa=%#018llx\t(%s)\n", istate->cr_iipa,
-            symtab_fmt_name_lookup(istate->cr_iipa));
-        printf("cr.ifa=%#018llx\t(%s)\n", istate->cr_ifa,
-            symtab_fmt_name_lookup(istate->cr_ifa));
+        printf("cr.iip=%#018llx, #%d\t(%s)\n", istate->cr_iip,
+            istate->cr_isr.ei, iip);
+        printf("cr.iipa=%#018llx\t(%s)\n", istate->cr_iipa, iipa);
+        printf("cr.ifa=%#018llx\t(%s)\n", istate->cr_ifa, ifa);
 }
 
@@ -181 +184 @@
         
         fault_if_from_uspace(istate, "General Exception (%s).", desc);
-        panic_badtrap(istate, vector, "General Exception (%s).", desc);
+        
+        dump_interrupted_context(istate);
+        panic("General Exception (%s).", desc);
 }
 
@@ -191 +196 @@
         fault_if_from_uspace(istate, "Interruption: %#hx (%s).",
             (uint16_t) vector, vector_to_string(vector));
-        panic_badtrap(istate, vector, "Interruption: %#hx (%s).",
-            (uint16_t) vector, vector_to_string(vector));
+        dump_interrupted_context(istate);
+        panic("Interruption: %#hx (%s).", (uint16_t) vector,
+            vector_to_string(vector));
 #endif
 }
@@ -212 +218 @@
                 istate->cr_ipsr.ri++;
         }
-        
+
         return syscall_handler(istate->in0, istate->in1, istate->in2,
             istate->in3, istate->in4, istate->in5, istate->in6);
@@ -221 +227 @@
         fault_if_from_uspace(istate, "Interruption: %#hx (%s).",
             (uint16_t) vector, vector_to_string(vector));
-        panic_badtrap(istate, vector, "Interruption: %#hx (%s).",
-            (uint16_t) vector, vector_to_string(vector));
+        dump_interrupted_context(istate);
+        panic("Interruption: %#hx (%s).", (uint16_t) vector,
+            vector_to_string(vector));
 }
 
 static void end_of_local_irq(void)
 {
-        asm volatile (
-                "mov cr.eoi=r0;;"
-        );
-}
+        asm volatile ("mov cr.eoi=r0;;");
+}
+
 
 void external_interrupt(uint64_t vector, istate_t *istate)
 {
         cr_ivr_t ivr;
+        irq_t *irq;
         
         ivr.value = ivr_read();
         srlz_d();
-        
-        irq_t *irq;
-        
+
         switch (ivr.vector) {
         case INTERRUPT_SPURIOUS:
@@ -247 +252 @@
 #endif
                 break;
-        
+
 #ifdef CONFIG_SMP
         case VECTOR_TLB_SHOOTDOWN_IPI:
@@ -254 +259 @@
                 break;
 #endif
-        
+
         case INTERRUPT_TIMER:
                 irq = irq_dispatch_and_lock(ivr.vector);
                 if (irq) {
                         irq->handler(irq);
-                        irq_spinlock_unlock(&irq->lock, false);
+                        spinlock_unlock(&irq->lock);
                 } else {
                         panic("Unhandled Internal Timer Interrupt (%d).",
@@ -278 +283 @@
                         if (!irq->preack)
                                 end_of_local_irq();
-                        irq_spinlock_unlock(&irq->lock, false);
+                        spinlock_unlock(&irq->lock);
                 } else {
                         /*