1 files changed, 34 insertions, 0 deletions

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 532e205303a2..21b956701596 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1170,6 +1170,12 @@ struct mpic * __init mpic_alloc(struct device_node *node,
                         mb();
         }
 
+        /* CoreInt */
+        if (flags & MPIC_ENABLE_COREINT)
+                mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
+                           mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
+                           | MPIC_GREG_GCONF_COREINT);
+
         if (flags & MPIC_ENABLE_MCK)
                 mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
                            mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
@@ -1525,6 +1531,34 @@ unsigned int mpic_get_irq(void)
         return mpic_get_one_irq(mpic);
 }
 
+unsigned int mpic_get_coreint_irq(void)
+{
+#ifdef CONFIG_BOOKE
+        struct mpic *mpic = mpic_primary;
+        u32 src;
+
+        BUG_ON(mpic == NULL);
+
+        src = mfspr(SPRN_EPR);
+
+        if (unlikely(src == mpic->spurious_vec)) {
+                if (mpic->flags & MPIC_SPV_EOI)
+                        mpic_eoi(mpic);
+                return NO_IRQ;
+        }
+        if (unlikely(mpic->protected && test_bit(src, mpic->protected))) {
+                if (printk_ratelimit())
+                        printk(KERN_WARNING "%s: Got protected source %d !\n",
+                               mpic->name, (int)src);
+                return NO_IRQ;
+        }
+
+        return irq_linear_revmap(mpic->irqhost, src);
+#else
+        return NO_IRQ;
+#endif
+}
+
 unsigned int mpic_get_mcirq(void)
 {
         struct mpic *mpic = mpic_primary;