e4dbcc414b
- ata.h is for users of ata.c - ata-driver.h is for functions implemented by target-specific code and used by ata.c - ata-target.h is for target-specific defines git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31182 a1c6a512-1295-4272-9138-f99709370657
58 lines
2.3 KiB
C
58 lines
2.3 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2007 by Maurus Cuelenaere
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef ATA_TARGET_H
|
|
#define ATA_TARGET_H
|
|
|
|
#include "ata.h"
|
|
|
|
/* DMA optimized reading and writing */
|
|
#define ATA_OPTIMIZED_READING
|
|
#define ATA_OPTIMIZED_WRITING
|
|
/*
|
|
#include "dma-target.h"
|
|
#define copy_read_sectors dma_ata_read
|
|
#define copy_write_sectors dma_ata_write
|
|
*/
|
|
|
|
/* Nasty hack, but Creative is nasty... */
|
|
#define ata_read_sectors _ata_read_sectors
|
|
#define ata_write_sectors _ata_write_sectors
|
|
extern int _ata_read_sectors(IF_MD2(int drive,) unsigned long start, int count, void* buf);
|
|
extern int _ata_write_sectors(IF_MD2(int drive,) unsigned long start, int count, const void* buf);
|
|
|
|
/* General purpose memory region #1 */
|
|
#define ATA_IOBASE 0x50FEE000
|
|
#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE)))
|
|
#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE+0x2)))
|
|
#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE+0x4)))
|
|
#define ATA_SECTOR (*((volatile unsigned char*)(ATA_IOBASE+0x6)))
|
|
#define ATA_LCYL (*((volatile unsigned char*)(ATA_IOBASE+0x8)))
|
|
#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE+0xA)))
|
|
#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE+0xC)))
|
|
#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE+0xE)))
|
|
#define ATA_CONTROL (*((volatile unsigned char*)(ATA_IOBASE+0x800C)))
|
|
|
|
#ifdef BOOTLOADER
|
|
int load_minifs_file(char* filename, unsigned char* location);
|
|
#endif
|
|
|
|
#endif
|