| /*************************************************************************** |
| * __________ __ ___. |
| * Open \______ \ ____ ____ | | _\_ |__ _______ ___ |
| * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / |
| * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < |
| * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ |
| * \/ \/ \/ \/ \/ |
| * $Id$ |
| * |
| * Copyright (C) 2006 by Linus Nielsen Feltzing |
| * |
| * 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 |
| |
| /* asm optimised read & write loops */ |
| #define ATA_OPTIMIZED_READING |
| #define ATA_OPTIMIZED_WRITING |
| |
| #define ATA_IOBASE 0x20000000 |
| #define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE + 0x20))) |
| #define ATA_CONTROL (*((volatile unsigned short*)(ATA_IOBASE + 0x1c))) |
| |
| #define ATA_ERROR (*((volatile unsigned short*)(ATA_IOBASE + 0x22))) |
| #define ATA_NSECTOR (*((volatile unsigned short*)(ATA_IOBASE + 0x24))) |
| #define ATA_SECTOR (*((volatile unsigned short*)(ATA_IOBASE + 0x26))) |
| #define ATA_LCYL (*((volatile unsigned short*)(ATA_IOBASE + 0x28))) |
| #define ATA_HCYL (*((volatile unsigned short*)(ATA_IOBASE + 0x2a))) |
| #define ATA_SELECT (*((volatile unsigned short*)(ATA_IOBASE + 0x2c))) |
| #define ATA_COMMAND (*((volatile unsigned short*)(ATA_IOBASE + 0x2e))) |
| |
| #define ATA_OUT8(reg,val) reg = ((val) << 8) |
| #define ATA_OUT16(reg,val) reg = swap16(val) |
| #define ATA_IN8(reg) ((reg) >> 8) |
| #define ATA_IN16(reg) (swap16(reg)) |
| |
| |
| #endif |