- /* initialize irq list */
- for (i = 0; i < CONFIG_SYS_INTC_0_NUM; i++) {
- vecs[i].handler = (interrupt_handler_t *) def_hdlr;
- vecs[i].arg = (void *)i;
- vecs[i].count = 0;
+
+#if defined(CONFIG_SYS_INTC_0_ADDR) && defined(CONFIG_SYS_INTC_0_NUM)
+ intc = (microblaze_intc_t *) (CONFIG_SYS_INTC_0_ADDR);
+ irq_no = CONFIG_SYS_INTC_0_NUM;
+#endif
+ if (irq_no) {
+ vecs = calloc(1, sizeof(struct irq_action) * irq_no);
+ if (vecs == NULL) {
+ puts("Interrupt vector allocation failed\n");
+ return -1;
+ }
+
+ /* initialize irq list */
+ for (i = 0; i < irq_no; i++) {
+ vecs[i].handler = (interrupt_handler_t *) def_hdlr;
+ vecs[i].arg = (void *)i;
+ vecs[i].count = 0;
+ }
+ /* initialize intc controller */
+ intc_init();
+ enable_interrupts();
+ } else {
+ puts("Undefined interrupt controller\n");