From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001 From: Srikant Patnaik Date: Sun, 11 Jan 2015 12:28:04 +0530 Subject: Moved, renamed, and deleted files The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure. --- arch/sh/kernel/cpu/sh4a/intc-shx3.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/sh/kernel/cpu/sh4a/intc-shx3.c (limited to 'arch/sh/kernel/cpu/sh4a/intc-shx3.c') diff --git a/arch/sh/kernel/cpu/sh4a/intc-shx3.c b/arch/sh/kernel/cpu/sh4a/intc-shx3.c new file mode 100644 index 00000000..78c97148 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/intc-shx3.c @@ -0,0 +1,34 @@ +/* + * Shared support for SH-X3 interrupt controllers. + * + * Copyright (C) 2009 - 2010 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include +#include +#include + +#define INTACK 0xfe4100b8 +#define INTACKCLR 0xfe4100bc +#define INTC_USERIMASK 0xfe411000 + +#ifdef CONFIG_INTC_BALANCING +unsigned int irq_lookup(unsigned int irq) +{ + return __raw_readl(INTACK) & 1 ? irq : NO_IRQ_IGNORE; +} + +void irq_finish(unsigned int irq) +{ + __raw_writel(irq2evt(irq), INTACKCLR); +} +#endif + +static int __init shx3_irq_setup(void) +{ + return register_intc_userimask(INTC_USERIMASK); +} +arch_initcall(shx3_irq_setup); -- cgit