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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.                        
 */ 

#include "bl.h"
#include "virtualisor.h"
#include "a15.h"

/* Forward declaration */
static virt_descriptor a15_virt_desc;

/*
 * Dummy functions for setting up any cpu
 * specific traps.
 */
unsigned a15_trap_handle(gp_regs * regs, unsigned hsr, unsigned sibling_cpu)
{
        return 0;
}

unsigned a15_trap_save(unsigned first_cpu, unsigned sibling_cpu)
{
        return 0;
}

unsigned a15_trap_restore(unsigned first_cpu, unsigned sibling_cpu)
{
        return 0;
}

unsigned a15_trap_setup(unsigned first_cpu, unsigned sibling_cpu)
{
        if (switcher) {
                
        } else {
                /* Always on */
        }
        
        /*
         * Indicate that cpu specific virtualisor setup
         * has been done. Restore context instead on next
         * invocation
         */
        a15_virt_desc.init[read_cpuid()] = 1;
        return 0;
}

static virt_descriptor a15_virt_desc __attribute__ ((section("virt_desc_section"))) = {
        A15, 
        {0}, 
        a15_trap_setup, 
        a15_trap_handle, 
        a15_trap_save, 
        a15_trap_restore,
};