cs8900_enet_eeprom_driver.h

sharp的arm920t 7A400的评估板附带光盘Sharp KEVLH7A400 v0.3b Welcome to the SHARP KEV7A400 Evaluation board

/**********************************************************************
 *  $Workfile:   CS8900_enet_eeprom_driver.h  $
 *  $Revision:   1.1  $
 *  $Author:   MaysR  $
 *  $Date:   Aug 29 2002 08:55:46  $
 *
 *  Project: 
 *
 *	Description:    CS8900A ethernet controller EEPROM update functions.
 *
 *  References:     CS8900 datasheet
 *
 *	Revision History:
 *  $Log:   //smaicnt2/pvcs/VM/CHIPS/archives/LH7A400/Ethernet/Drivers/CS8900_enet_eeprom_driver.h-arc  $
 * 
 *    Rev 1.1   Aug 29 2002 08:55:46   MaysR
 * Corrected parameter types for set IRQ and set DMA functions.
 * 
 *    Rev 1.0   Aug 27 2002 11:41:04   MaysR
 * Initial revision.
 * 
 * 
 * 
 *	COPYRIGHT (C) 2001 SHARP MICROELECTRONICS OF THE AMERICAS, INC.
 *		CAMAS, WA
 *
 *********************************************************************/

#ifndef CS8900_ENET_EEPROM_DRIVER_H
#define CS8900_ENET_EEPROM_DRIVER_H

#include "SMA_Types.h"

// EEPROM command bits used with EEPROM command word
#define EEPROM_READ       0x0200
#define EEPROM_WRITE      0x0100
#define EEPROM_ERASE      0x0300
#define EEPROM_EW_ENABLE  0x0030
#define EEPROM_EW_DISABLE 0x0000
#define EEPROM_ERASE_ALL  0x0020
#define EEPROM_WRITE_ALL  0x0010


// set the EEPROM type to C46
#define ENET_EEP_HDR            0xA120

/**********************************************************************
 * Functions
 *********************************************************************/

// Waits for the EEPROM access to complete
void enet_wait_for_eeprom (void);

// compute the 2's complement checksum of the EEPROM data structure
void enet_e2_calc_cksum(void);

// set the MAC address in the EEPROM data structure
void enet_8900e2_set_mac(UNS_8 *mac_addr);

// set the I/O address in the EEPROM data structure
void enet_8900e2_set_io(UNS_16 io_base_addr);

// set the IRQ number in the EEPROM data structure
void enet_8900e2_set_irq(enet_int_t irq_value);

// set the DMA channel number in the EEPROM data structure
void enet_8900e2_set_dma(enet_dma_t dma_num);

// Erases the 8900A EEPROM
void enet_8900e2_erase_all(void);

// Enable Erase/Write of the 8900A EEPROM
void enet_8900e2_ew_enable(void);

// Disable (lock) Erase/Write of the 8900A EEPROM 
void enet_8900e2_ew_disable(void);

// Write the EEPROM data structure to the 8900A EEPROM
void enet_8900e2_update (void);

#endif  // CS8900_ENET_EEPROM_DRIVER_H