hardware.h

em86xx 完整启动程序,支持网络下载与串通下载

/*
 * include/asm-arm/arch-em86xx/board-generic/hardware.h
 *
 * Copyright (C) 2003-2004 Sigma Designs, Inc
 * 
 * Sigma Designs Evaluation Boards
 */

#ifndef __ASM_ARCH_BOARD_HARDWARE_H
#define __ASM_ARCH_BOARD_HARDWARE_H

// Peripheral bus CS #0 : IDE
#define PB_CHIPSELECT_IDE           0
#define PB_TIMINGSLOT_IDE           1

#define PB_ide_base                 HOST_pb_base_cs(PB_CHIPSELECT_IDE)

// Peripheral bus CS #2 : Parallel Flash / FlexROM III
// Peripheral bus CS #3 : Additional Parallel Flash
#define PB_CHIPSELECT_PFLASH        2
#define PB_CHIPSELECT_PFLASH2       3
#define PB_TIMINGSLOT_PFLASH        0
#define PB_TIMINGSLOT_PFLASH2       0

#define MEMORY_BASE_HOST_PFLASH     (MEMORY_BASE_HOST_PB_CS(PB_CHIPSELECT_PFLASH))
#define MEMORY_BASE_HOST_PFLASH2    (MEMORY_BASE_HOST_PB_CS(PB_CHIPSELECT_PFLASH2))

/*
 * AM29LV160DB/AM29LV320DB : 16 Mbit(0x200000) / 32 Mbit(0x400000)
 * Flash is connected to EM86XX peripheral bus in 24 bits addr/8 bits data mode
 * buswidth : 1 (8 bits) / 2 (16 bits)
 * interleave : 1 (no pair)
 * device type : 2 (16 bits capable device)
 */

#define CFIDEV_BUSWIDTH                 1   // mode : x8 = 1, x16 = 2, x32 = 4
#define CFIDEV_INTERLEAVE               1   // paired device. unused
#define CFIDEV_DEVTYPE                  2   // type : x8 = 1, x16 = 2, x32 = 4
//#define CFIDEV_UNLOCK_BYPASS	// Using unlock bypass

#endif