loader.h

WinCE5.0BSP for Renesas SH7770

//
//  Copyright(C) Renesas Technology Corp. 2005. All rights reserved.
//
//  Ethernet Boot Loader for ITS-DS7
//
//  FILE      : loader.h
//  CREATED   : 2005.08.01
//  MODIFIED  : 
//  AUTHOR    : Renesas Technology Corp.
//  HARDWARE  : RENESAS ITS-DS7
//  HISTORY   : 
//              2005.08.01
//              - Created release code.
//                (based on EBOOT for ASPEN for WCE5.0)

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
/*

  Copyright(c) 1998-2000 Renesas Technology Corp.

	Module Name:

		ethdown.c

	Revision History:

		May. 09, 2000		Create (based on S1 platform)

*/

#ifndef _LOADER_H_
#define _LOADER_H_

#include <blcommon.h>

#define IMAGE_OFFSET            0x00080000      // used to reserve EBOOT space
#define SDRAM_IMAGE_HEADER_SIZE	12				// image addr+image size+launch addr

//------------------------------------------------------------------------------
//
//  Section Name:   Memory Configuration
//  Description.:   The constants defining the memory layout below must match
//                  those defined in the .bib files.
//
//------------------------------------------------------------------------------

#define CACHED_TO_UNCACHED_OFFSET   (0x20000000)

//------------------------------------------------------------------------------
//
//  Define Name:    RAM_START/END_CACHED
//  Description:    Defines the start/end of cached RAM.
//
//------------------------------------------------------------------------------

#define RAM_START_CACHED    (BACKUP_DRAM_BASE)
#define RAM_SIZE          	(0x08000000)							// 64MBx2
#define RAM_END_CACHED      (RAM_START_CACHED + RAM_SIZE - 1)

//------------------------------------------------------------------------------
//
//  Define Name:    FLASH_START/END_CACHED
//  Description:    Defines the start/end of cached FLASH.
//
//------------------------------------------------------------------------------

#define FLASH_ADDR_START	(AREA_0 + CACHED_BASE)		//0x80000000
#define FLASH_ADDR_END 		(AREA_1 + CACHED_BASE)		//0x84000000
#define FLASH_START_CACHED 	(FLASH_ADDR_START)
#define FLASH_SIZE          (AREA_1-AREA_0)				//(0x04000000)	// 64MB
#define FLASH_END_CACHED    (FLASH_START_CACHED + FLASH_SIZE - 1)

#define FLASH_START_UNCACHED (AREA_0 + UNCACHED_BASE)
#define FLASH_END_UNCACHED   (FLASH_START_UNCACHED + FLASH_SIZE - 1)

#define FLASH_IMAGE_START_CACHED	(AREA_0 + CACHED_BASE   + IMAGE_OFFSET)
#define FLASH_IMAGE_START_UNCACHED	(AREA_0 + UNCACHED_BASE + IMAGE_OFFSET)

// The temporary download buffer for flash writing is allocated at Area 2.
// Top 2MB of the area 2 is reserved (bootloader itself and other).
#define FLASH_CACHE     0x88200000UL

// Currently, ITS-DS7 supports 32MB and 64MB flash memory card.
// 32MB flash memory card uses four Intel 28F640J5 in word mode, and 2 banks are
// allocated continuously. Each bank is 16MB and contains 2 flash devices.
// 64MB flash memory card uses four Intel 28F128J3 in byte mode. All of flash
// devices compose single bank. 

#define FLASH_BANK_SIZE_MINIMUM 0x01000000      // at least 16MB per bank
#define MAX_FLASH_BLOCKS        256UL           // 128 for 32MB, 256 for 64MB
#define TOTAL_FLASH_BLOCKS		MAX_FLASH_BLOCKS

#define FLASH_28F640J5_DW       0x00890015      // word mode 28F640J5 x 2
#define FLASH_28F640J5_QB       0x89891515      // byte mode 28F640J5 x 4
#define FLASH_28F640J3_DW       0x00890017      // word mode 28F640J3 x 2
#define FLASH_28F640J3_QB       0x89891717      // byte mode 28F640J3 x 4
#define FLASH_28F128J3_DW       0x00890018      // word mode 28F128J3 x 2
#define FLASH_28F128J3_QB       0x89891818      // byte mode 28F128J3 x 4

// Loader function prototypes.
//
void Launch(unsigned int uAddr);
BOOL EthInit (void);
DWORD EthPreDownload (void);
void EthLaunch (DWORD dwImageStart, DWORD dwImageLength, DWORD dwLaunchAddr, const ROMHDR *pRomHdr);

#endif