/**
 * Copyright (c) 2012 Jean-Christophe Dubois.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 * 
 * This program is distributed in the hope that 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * @file vic.h
 * @author Jean-Christophe Dubois (jcd@tribudubois.net)
 * @brief Versatile Generic Interrupt Controller header
 */
#ifndef __VIC_H__
#define __VIC_H__

#include <vmm_types.h>

#define VIC_IRQ_STATUS			0x00
#define VIC_FIQ_STATUS			0x04
#define VIC_RAW_STATUS			0x08
#define VIC_INT_SELECT			0x0c	/* 1 = FIQ, 0 = IRQ */
#define VIC_INT_ENABLE			0x10	/* 1 = enable, 0 = disable */
#define VIC_INT_ENABLE_CLEAR		0x14
#define VIC_INT_SOFT			0x18
#define VIC_INT_SOFT_CLEAR		0x1c
#define VIC_PROTECT			0x20
#define VIC_PL190_VECT_ADDR		0x30	/* PL190 only */
#define VIC_PL190_DEF_VECT_ADDR		0x34	/* PL190 only */

#define VIC_VECT_ADDR0			0x100	/* 0 to 15 (0..31 PL192) */
#define VIC_VECT_CNTL0			0x200	/* 0 to 15 (0..31 PL192) */
#define VIC_ITCR			0x300	/* VIC test control register */

#define VIC_VECT_CNTL_ENABLE		(1 << 5)

#define VIC_PL192_VECT_ADDR		0xF00

u32 vic_active_irq(u32 vic_nr);

int vic_init(u32 vic_nr, u32 irq_start, virtual_addr_t base);

#endif /* __VERSATILE_PL190_H__ */
