diff options
Diffstat (limited to 'arch/mips/mips-boards/sead/sead_int.c')
| -rw-r--r-- | arch/mips/mips-boards/sead/sead_int.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/mips/mips-boards/sead/sead_int.c b/arch/mips/mips-boards/sead/sead_int.c new file mode 100644 index 000000000000..e5109657ed5a --- /dev/null +++ b/arch/mips/mips-boards/sead/sead_int.c @@ -0,0 +1,51 @@ +/* + * Carsten Langgaard, carstenl@mips.com + * Copyright (C) 2002 MIPS Technologies, Inc. All rights reserved. + * Copyright (C) 2003 Ralf Baechle (ralf@linux-mips.org) + * + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. + * + * Routines for generic manipulation of the interrupts found on the MIPS + * Sead board. + */ +#include <linux/init.h> +#include <linux/irq.h> +#include <linux/interrupt.h> + +#include <asm/mips-boards/seadint.h> + +extern asmlinkage void mipsIRQ(void); + +asmlinkage void sead_hw0_irqdispatch(struct pt_regs *regs) +{ + do_IRQ(SEADINT_UART0, regs); +} + +asmlinkage void sead_hw1_irqdispatch(struct pt_regs *regs) +{ + do_IRQ(SEADINT_UART1, regs); +} + +void __init arch_init_irq(void) +{ + /* + * Mask out all interrupt + */ + clear_c0_status(0x0000ff00); + + /* Now safe to set the exception vector. */ + set_except_vector(0, mipsIRQ); + + mips_cpu_irq_init(0); +} |