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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 _VIRT_HELPERS_H_
#define _VIRT_HELPERS_H_
#include "bakery.h"
#include "helpers.h"
#include "misc.h"
/*******************************************************
* Export prototypes of the functions which will be used
* to save/restore the Non-secure context.
*******************************************************/
/*
* Misc functions
*/
extern unsigned read_sp(unsigned);
extern unsigned read_lr(unsigned);
extern unsigned num_secondaries(void);
extern unsigned *get_sp(unsigned, unsigned);
extern void virt_dead(void);
extern void smc(unsigned, unsigned, unsigned);
extern void dcisw(unsigned);
extern void dccsw(unsigned);
extern void dccisw(unsigned);
extern void write_sp(unsigned, unsigned);
extern void write_lr(unsigned, unsigned);
/*
* V7 functions
*/
extern void disable_clean_inv_l1_dcache_v7(void);
extern void cache_maint_op(unsigned, unsigned);
extern unsigned get_loc(void);
extern void disable_coherency(void);
extern void disable_dcache(void);
extern void enable_coherency(void);
extern void enable_dcache(void);
extern void flush_to_loc(void);
extern void inv_tlb_all(void);
extern void inv_bpred_all(void);
extern void inv_tlb_mva(unsigned *);
extern void inv_icache_all(void);
extern void inv_icache_mva_pou(unsigned *);
extern void inv_dcache_mva_poc(unsigned *);
extern void cln_dcache_mva_poc(unsigned *);
extern void cln_dcache_mva_pou(unsigned *);
/*
* GIC functions
*/
extern void save_gic_interface(unsigned int *pointer,
unsigned gic_interface_address);
extern int save_gic_distributor_private(unsigned int *pointer,
unsigned gic_distributor_address);
extern int save_gic_distributor_shared(unsigned int *pointer,
unsigned gic_distributor_address);
extern void restore_gic_interface(unsigned int *pointer,
unsigned gic_interface_address);
extern void restore_gic_distributor_private(unsigned int *pointer,
unsigned gic_distributor_address);
extern void restore_gic_distributor_shared(unsigned int *pointer,
unsigned gic_distributor_address);
extern void hyp_save(unsigned, unsigned);
/*
* Tube functions
*/
#if TUBE
extern void write_trace(bakery_t *, unsigned, char *, unsigned long long,
unsigned long long, unsigned long long);
#else
#define write_trace(...)
#endif
#endif /* _VIRT_HELPERS_H_ */
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