Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / blackfin / include / asm / irq.h

diff --git a/kernel/arch/blackfin/include/asm/irq.h b/kernel/arch/blackfin/include/asm/irq.h
new file mode 100644 (file)
index 0000000..89de539
--- /dev/null
+++ b/kernel/arch/blackfin/include/asm/irq.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2003 HuTao
+ *                2002 Arcturus Networks Inc. (www.arcturusnetworks.com
+ *                       Ted Ma <mated@sympatico.ca>
+ *
+ * Licensed under the GPL-2
+ */
+
+#ifndef _BFIN_IRQ_H_
+#define _BFIN_IRQ_H_
+
+#include <linux/irqflags.h>
+
+/* IRQs that may be used by external irq_chip controllers */
+#define NR_SPARE_IRQS  32
+
+#include <mach/anomaly.h>
+
+/* SYS_IRQS and NR_IRQS are defined in <mach-bf5xx/irq.h> */
+#include <mach/irq.h>
+
+#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE)
+# define NOP_PAD_ANOMALY_05000244 "nop; nop;"
+#else
+# define NOP_PAD_ANOMALY_05000244
+#endif
+
+#define idle_with_irq_disabled() \
+       __asm__ __volatile__( \
+               NOP_PAD_ANOMALY_05000244 \
+               ".align 8;" \
+               "sti %0;" \
+               "idle;" \
+               : \
+               : "d" (bfin_irq_flags) \
+       )
+
+#include <asm-generic/irq.h>
+
+#endif                         /* _BFIN_IRQ_H_ */