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authorPaul Mackerras <paulus@samba.org>2009-04-07 12:54:08 +1000
committerPaul Mackerras <paulus@samba.org>2009-04-07 12:54:08 +1000
commitae6e59caefd8d4097ccb096c95df95ec7e52fe88 (patch)
treef72b77d41c9f5a3b18fb52e505d60dba2ad913a5 /arch/powerpc/sysdev
parent0221c81b1b8eb0cbb6b30a0ced52ead32d2b4e4c (diff)
parentf379188958ae8af30105eb1f27d0e0abf6a51558 (diff)
Merge branch 'next' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc into merge
Diffstat (limited to 'arch/powerpc/sysdev')
-rw-r--r--arch/powerpc/sysdev/mpic.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 532e205303a..21b95670159 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;