EMILE/second/bank.h
2005-10-20 22:01:29 +00:00

44 lines
1.0 KiB
C

/*
*
* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
*
*/
#include <malloc.h>
#if defined(USE_MMU030) || defined(USE_MMU040)
#define USE_MMU
#endif
/* physical memory information */
#define MAX_MEM_MAP_SIZE 26
#define KERNEL_BASEADDR 0x3000
typedef struct memory_bank {
unsigned long physAddr;
unsigned long logiAddr;
unsigned long size;
} memory_bank_t;
typedef struct memory_map {
memory_bank_t bank[MAX_MEM_MAP_SIZE];
unsigned long bank_number;
} memory_map_t;
extern memory_map_t memory_map;
extern void init_memory_map();
extern unsigned long bank_mem_avail();
extern void bank_dump();
#ifdef USE_MMU
extern int logical2physical(unsigned long logical, unsigned long *physical);
extern int physical2logical(unsigned long physical, unsigned long *logical);
extern int check_full_in_bank(unsigned long start, unsigned long size);
extern void *malloc_contiguous(size_t size);
#else
#define malloc_contiguous malloc
#define check_full_in_bank(a,b) (1)
#endif
extern void *malloc_top(size_t size);