//*----------------------------------------------------------------------------
//*         ATMEL Microcontroller Software Support  -  ROUSSET  -
//*----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*----------------------------------------------------------------------------
//* File Name           : hdd.h
//* Object              : main application written in C
//* Creation            : GGi   12/11/2002
//*
//*----------------------------------------------------------------------------

#ifndef HDD_H
#define HDD_H
#include "AT91RM9200.h"
#include "lib_AT91RM9200.h"



/*---------------------------  Constants definition -------------------------*/

#define ATA_STATUS_OFFSET	7

#define ATA_ST_ERR			(1)
#define ATA_ST_CORR			(1 << 2)
#define ATA_ST_DRQ			(1 << 3)
#define ATA_ST_DSC			(1 << 4)
#define ATA_ST_DWF			(1 << 5)
#define ATA_ST_RDY			(1 << 6)
#define ATA_ST_BUSY			(1 << 7)

#define BUF_SIZE			512
#define ATA_SIGNATURE		0x0040

/*-------------------  ATA command set  -------------------------*/

#define CHK_POWMOD			0xe5 //or 0x98
#define DRIVE_DIAG			0x90
#define ERASE_SECTOR		0xc0
#define FORMAT_TRACK		0x50
#define DRIVE_ID			0xec
#define IDLE				0xe3 //or 0x97
#define IDLE_IMM			0xe1 //or 0x95
#define INIT_DRIVE_PARAM	0x91
#define READ_BUF			0xe4
#define READ_LONG_SECTOR	0x22 //or 0x23
#define READ_MULT			0xc4
#define READ_SECTOR			0x20 //or 0x21
#define READ_VERIF_SECTOR	0x40 //or 0x41
#define RECALIBRATE			0x10 //in fact 1xh
#define REQ_SENSE			0x03
#define SECU_DIS_PASS		0xf6
#define SECU_ERASE_PREP		0xf3
#define SECU_ERASE_UNIT		0xf4
#define SECU_FREEZE_LOCK	0xf5
#define SECU_SET_PASS		0xf1
#define SECU_UNLOCK			0xf2
#define SEEK				0x70 //in fact 7xh
#define SET_FEATURES		0xef
#define SET_MULT_MODE		0xc6
#define SET_SLEEP_MODE		0xe6 //or 0x99
#define STAND_BY			0xe2 //or 0x96
#define STAND_BY_IMM		0xe0 //or 0x94
#define TRANS_SECTOR		0x87
#define WEAR_LEVEL			0xf5
#define WRITE_BUF			0xe8
#define WRITE_LONG_SECTOR	0x32 //or 0x33
#define WRITE_MULT			0xc5
#define WRITE_MULT_WO_ER	0xcd
#define WRITE_SECTOR		0x30 //or 0x31
#define WRITE_SECTOR_WO_ER	0x38
#define WRITE_VERIFY		0x3c


/*-------------------  SMC values  -------------------------*/

#define HDD_IO_RWH			(3 << 28)
#define HDD_IO_RWS			(5 << 24)
#define HDD_IO_TDF			(0 << 8) 
#define HDD_IO_NWS			(10)


/*---------------------------  Function Prototyping -------------------------*/

int AT91F_HDDRead(unsigned short *,int);
int AT91F_HDDWrite(unsigned short *,int);
int AT91F_HDDErase(int);
void AT91F_HDDOpen(void);
int AT91F_HDDSleep(void);
int AT91F_HDDRead_ID (unsigned short *);

#endif // HDD_H