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/*
 * Copyright (c) 2012, ARM Limited. All rights reserved.
 *       
 * Redistribution and use in source and binary forms, with
 * or without modification, are permitted provided that the
 * following conditions are met:
 *     
 * Redistributions of source code must retain the above
 * copyright notice, this list of conditions and the 
 * following disclaimer.
 *
 * Redistributions in binary form must reproduce the
 * above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation 
 * and/or other materials provided with the distribution.
 *      
 * Neither the name of ARM nor the names of its
 * contributors may be used to endorse or promote products
 * derived from this software without specific prior written
 * permission.                        
 */

#ifndef __EVENTS_H__
#define __EVENTS_H__

#include "context.h"
#include "virt_helpers.h"
#include "misc.h"

/*
 * Events for inter/intra-cluster sync
 */
#define MAX_EVENTS            12

/* Inter cluster events */
#define IB_CONTEXT_DONE        0
#define OB_CONTEXT_DONE        1

/* Intra cluster events */
#define L2_READY               2
#define L1_DONE                3
#define CCI_READY              4
#define GIC_READY              5
/* Cores have finished performing inbound headstart specific initialisation */
#define HS_DONE                6
/*
 * Holding pen to ensure that all other context is restored only after all 
 * cpus have finished initialised local and global HYP mode context.
 */
#define HYP_CONTEXT_DONE       7
/*
 * Holding pen to ensure that all cores have setup the local and global 
 * virtualisor context before any one of them uses it
 */
#define VIRT_SETUP_DONE        8
/*
 * Event to synchronise creation of HYP mode pagetables
 */
#define VIRT_PGT_DONE          9

#define CACHE_GEOM_DONE        10
#define VID_REGS_DONE          11

/* Defines for Secure events */
#define MAX_SEC_EVENTS         4
#define SEC_L1_DONE            0
#define OB_SHUTDOWN            1
#define FLUSH_L2               2
#define SETUP_RST              3

extern void set_event(unsigned, unsigned);
extern void set_events(unsigned);
extern unsigned get_event(unsigned, unsigned);
extern void reset_event(unsigned, unsigned);
extern void wait_for_event(unsigned, unsigned);
extern void wait_for_events(unsigned);

#endif				/* __EVENTS_H__ */