maltaint.h 1.82 KB
/*
 * 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.
 *
 * Copyright (C) 2000,2012 MIPS Technologies, Inc.  All rights reserved.
 *	Carsten Langgaard <carstenl@mips.com>
 *	Steven J. Hill <sjhill@mips.com>
 */
#ifndef _MIPS_MALTAINT_H
#define _MIPS_MALTAINT_H

#include <linux/irqchip/mips-gic.h>

/*
 * Interrupts 0..15 are used for Malta ISA compatible interrupts
 */
#define MALTA_INT_BASE		0

/* CPU interrupt offsets */
#define MIPSCPU_INT_SW0		0
#define MIPSCPU_INT_SW1		1
#define MIPSCPU_INT_MB0		2
#define MIPSCPU_INT_I8259A	MIPSCPU_INT_MB0
#define MIPSCPU_INT_GIC		MIPSCPU_INT_MB0 /* GIC chained interrupt */
#define MIPSCPU_INT_MB1		3
#define MIPSCPU_INT_SMI		MIPSCPU_INT_MB1
#define MIPSCPU_INT_MB2		4
#define MIPSCPU_INT_MB3		5
#define MIPSCPU_INT_COREHI	MIPSCPU_INT_MB3
#define MIPSCPU_INT_MB4		6
#define MIPSCPU_INT_CORELO	MIPSCPU_INT_MB4

/*
 * Interrupts 96..127 are used for Soc-it Classic interrupts
 */
#define MSC01C_INT_BASE		96

/* SOC-it Classic interrupt offsets */
#define MSC01C_INT_TMR		0
#define MSC01C_INT_PCI		1

/*
 * Interrupts 96..127 are used for Soc-it EIC interrupts
 */
#define MSC01E_INT_BASE		96

/* SOC-it EIC interrupt offsets */
#define MSC01E_INT_SW0		1
#define MSC01E_INT_SW1		2
#define MSC01E_INT_MB0		3
#define MSC01E_INT_I8259A	MSC01E_INT_MB0
#define MSC01E_INT_MB1		4
#define MSC01E_INT_SMI		MSC01E_INT_MB1
#define MSC01E_INT_MB2		5
#define MSC01E_INT_MB3		6
#define MSC01E_INT_COREHI	MSC01E_INT_MB3
#define MSC01E_INT_MB4		7
#define MSC01E_INT_CORELO	MSC01E_INT_MB4
#define MSC01E_INT_TMR		8
#define MSC01E_INT_PCI		9
#define MSC01E_INT_PERFCTR	10
#define MSC01E_INT_CPUCTR	11

/* GIC external interrupts */
#define GIC_INT_I8259A		GIC_SHARED_TO_HWIRQ(3)

#endif /* !(_MIPS_MALTAINT_H) */