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/* Memory.h - Memory mappings and remapping functions declarations */
/* Copyright - Galileo technology. */
#ifndef __INCmemoryh
#define __INCmemoryh
/* includes */
#include "core.h"
/* defines */
#define DONT_MODIFY 0xffffffff
#define PARITY_SUPPORT 0x40000000
#define _8BIT 0x00000000
#define _16BIT 0x00100000
#define _32BIT 0x00200000
#define _64BIT 0x00300000
/* typedefs */
typedef struct deviceParam
{ /* boundary values */
unsigned int turnOff; /* 0x0 - 0xf */
unsigned int acc2First; /* 0x0 - 0x1f */
unsigned int acc2Next; /* 0x0 - 0x1f */
unsigned int ale2Wr; /* 0x0 - 0xf */
unsigned int wrLow; /* 0x0 - 0xf */
unsigned int wrHigh; /* 0x0 - 0xf */
unsigned int deviceWidth; /* in Bytes */
} DEVICE_PARAM;
typedef enum __memBank{BANK0,BANK1,BANK2,BANK3} MEMORY_BANK;
typedef enum __memDevice{DEVICE0,DEVICE1,DEVICE2,DEVICE3,BOOT_DEVICE} DEVICE;
typedef enum __memoryProtectRegion{MEM_REGION0,MEM_REGION1,MEM_REGION2, \
MEM_REGION3,MEM_REGION4,MEM_REGION5, \
MEM_REGION6,MEM_REGION7} \
MEMORY_PROTECT_REGION;
typedef enum __memoryAccess{MEM_ACCESS_ALLOWED,MEM_ACCESS_FORBIDEN} \
MEMORY_ACCESS;
typedef enum __memoryWrite{MEM_WRITE_ALLOWED,MEM_WRITE_FORBIDEN} \
MEMORY_ACCESS_WRITE;
typedef enum __memoryCacheProtect{MEM_CACHE_ALLOWED,MEM_CACHE_FORBIDEN} \
MEMORY_CACHE_PROTECT;
typedef enum __memorySnoopType{MEM_NO_SNOOP,MEM_SNOOP_WT,MEM_SNOOP_WB} \
MEMORY_SNOOP_TYPE;
typedef enum __memorySnoopRegion{MEM_SNOOP_REGION0,MEM_SNOOP_REGION1, \
MEM_SNOOP_REGION2,MEM_SNOOP_REGION3} \
MEMORY_SNOOP_REGION;
/* functions */
unsigned int memoryGetBankBaseAddress(MEMORY_BANK bank);
unsigned int memoryGetDeviceBaseAddress(DEVICE device);
unsigned int memoryGetBankSize(MEMORY_BANK bank);
unsigned int memoryGetDeviceSize(DEVICE device);
unsigned int memoryGetDeviceWidth(DEVICE device);
/* when given base Address and size Set new WINDOW for SCS_X. (X = 0,1,2 or 3*/
bool memoryMapBank(MEMORY_BANK bank, unsigned int bankBase,unsigned int bankLength);
bool memoryMapDeviceSpace(DEVICE device, unsigned int deviceBase,unsigned int deviceLength);
/* Change the Internal Register Base Address to a new given Address. */
bool memoryMapInternalRegistersSpace(unsigned int internalRegBase);
/* returns internal Register Space Base Address. */
unsigned int memoryGetInternalRegistersSpace(void);
/* Configurate the protection feature to a given space. */
bool memorySetProtectRegion(MEMORY_PROTECT_REGION region,
MEMORY_ACCESS memoryAccess,
MEMORY_ACCESS_WRITE memoryWrite,
MEMORY_CACHE_PROTECT cacheProtection,
unsigned int baseAddress,
unsigned int regionLength);
/* Configurate the snoop feature to a given space. */
bool memorySetRegionSnoopMode(MEMORY_SNOOP_REGION region,
MEMORY_SNOOP_TYPE snoopType,
unsigned int baseAddress,
unsigned int regionLength);
bool memoryRemapAddress(unsigned int remapReg, unsigned int remapValue);
bool memoryGetDeviceParam(DEVICE_PARAM *deviceParam, DEVICE deviceNum);
bool memorySetDeviceParam(DEVICE_PARAM *deviceParam, DEVICE deviceNum);
#endif /* __INCmemoryh */
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