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/*
* sysmem-related prototypes.
*
* 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) 2014 Cadence Design Systems Inc.
*/
#ifndef _XTENSA_SYSMEM_H
#define _XTENSA_SYSMEM_H
#define SYSMEM_BANKS_MAX 31
struct meminfo {
unsigned long start;
unsigned long end;
};
/*
* Bank array is sorted by .start.
* Banks don't overlap and there's at least one page gap
* between adjacent bank entries.
*/
struct sysmem_info {
int nr_banks;
struct meminfo bank[SYSMEM_BANKS_MAX];
};
extern struct sysmem_info sysmem;
int add_sysmem_bank(unsigned long start, unsigned long end);
int mem_reserve(unsigned long, unsigned long, int);
void bootmem_init(void);
void zones_init(void);
#endif /* _XTENSA_SYSMEM_H */