Changes in kernel/arch/ppc32/src/interrupt.c [d99c1d2:22a28a69] in mainline

File:

• kernel/arch/ppc32/src/interrupt.c (modified) (5 diffs)

kernel/arch/ppc32/src/interrupt.c

@@ -44 +44 @@
 #include <print.h>
 
-
 void start_decrementer(void)
 {
         asm volatile (
-                "mtdec %0\n"
-                :
-                : "r" (1000)
+                "mtdec %[dec]\n"
+                :: [dec] "r" (1000)
         );
 }
 
+void istate_decode(istate_t *istate)
+{
+        printf("r0 =%p\tr1 =%p\tr2 =%p\n", istate->r0, istate->sp, istate->r2);
+        printf("r3 =%p\tr4 =%p\tr5 =%p\n", istate->r3, istate->r4, istate->r5);
+        printf("r6 =%p\tr7 =%p\tr8 =%p\n", istate->r6, istate->r7, istate->r8);
+        printf("r9 =%p\tr10=%p\tr11=%p\n",
+            istate->r9, istate->r10, istate->r11);
+        printf("r12=%p\tr13=%p\tr14=%p\n",
+            istate->r12, istate->r13, istate->r14);
+        printf("r15=%p\tr16=%p\tr17=%p\n",
+            istate->r15, istate->r16, istate->r17);
+        printf("r18=%p\tr19=%p\tr20=%p\n",
+            istate->r18, istate->r19, istate->r20);
+        printf("r21=%p\tr22=%p\tr23=%p\n",
+            istate->r21, istate->r22, istate->r23);
+        printf("r24=%p\tr25=%p\tr26=%p\n",
+            istate->r24, istate->r25, istate->r26);
+        printf("r27=%p\tr28=%p\tr29=%p\n",
+            istate->r27, istate->r28, istate->r29);
+        printf("r30=%p\tr31=%p\n", istate->r30, istate->r31);
+        printf("cr =%p\tpc =%p\tlr =%p\n", istate->cr, istate->pc, istate->lr);
+        printf("ctr=%p\txer=%p\tdar=%p\n",
+            istate->ctr, istate->xer, istate->dar);
+        printf("srr1=%p\n", istate->srr1);
+}
 
-/** Handler of external interrupts */
-static void exception_external(int n, istate_t *istate)
+/** External interrupts handler
+ *
+ */
+static void exception_external(unsigned int n, istate_t *istate)
 {
-        int inum;
+        uint8_t inum;
         
-        while ((inum = pic_get_pending()) != -1) {
+        while ((inum = pic_get_pending()) != 255) {
                 irq_t *irq = irq_dispatch_and_lock(inum);
                 if (irq) {
@@ -80 +105 @@
                         }
                         
-                        spinlock_unlock(&irq->lock);
+                        irq_spinlock_unlock(&irq->lock, false);
                 } else {
                         /*
@@ -86 +111 @@
                          */
 #ifdef CONFIG_DEBUG
-                        printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, inum);
+                        printf("cpu%" PRIs ": spurious interrupt (inum=%" PRIu8 ")\n",
+                            CPU->id, inum);
 #endif
                 }
@@ -92 +118 @@
 }
 
-
-static void exception_decrementer(int n, istate_t *istate)
+static void exception_decrementer(unsigned int n, istate_t *istate)
 {
         start_decrementer();
@@ -99 +124 @@
 }
 
-
 /* Initialize basic tables for exception dispatching */
 void interrupt_init(void)
 {
-        exc_register(VECTOR_DATA_STORAGE, "data_storage", pht_refill);
-        exc_register(VECTOR_INSTRUCTION_STORAGE, "instruction_storage", pht_refill);
-        exc_register(VECTOR_EXTERNAL, "external", exception_external);
-        exc_register(VECTOR_DECREMENTER, "timer", exception_decrementer);
+        exc_register(VECTOR_DATA_STORAGE, "data_storage", true,
+            pht_refill);
+        exc_register(VECTOR_INSTRUCTION_STORAGE, "instruction_storage", true,
+            pht_refill);
+        exc_register(VECTOR_EXTERNAL, "external", true,
+            exception_external);
+        exc_register(VECTOR_DECREMENTER, "timer", true,
+            exception_decrementer);
 }