| /*************************************************************************** |
| * __________ __ ___. |
| * 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 |
| |
| #ifdef BOOTLOADER |
| #define ATA_DRIVER_CLOSE |
| #endif |
| |
| /* Plain C read & write loops */ |
| #define PREFER_C_READING |
| #define PREFER_C_WRITING |
| #if 0 |
| #if !defined(BOOTLOADER) |
| #define ATA_OPTIMIZED_WRITING |
| void copy_write_sectors(const unsigned char* buf, int wordcount); |
| #endif |
| #endif |
| |
| #define ATA_DATA ATA_DRIVE_DATA |
| #define ATA_ERROR ATA_DRIVE_FEATURES |
| #define ATA_NSECTOR ATA_DRIVE_SECTOR_COUNT |
| #define ATA_SECTOR ATA_DRIVE_SECTOR_NUM |
| #define ATA_LCYL ATA_DRIVE_CYL_LOW |
| #define ATA_HCYL ATA_DRIVE_CYL_HIGH |
| #define ATA_SELECT ATA_DRIVE_CYL_HEAD |
| #define ATA_COMMAND ATA_DRIVE_COMMAND |
| #define ATA_CONTROL ATA_DRIVE_CONTROL |
| |
| #define STATUS_BSY 0x80 |
| #define STATUS_RDY 0x40 |
| #define STATUS_DF 0x20 |
| #define STATUS_DRQ 0x08 |
| #define STATUS_ERR 0x01 |
| #define ERROR_ABRT 0x04 |
| |
| #define WRITE_PATTERN1 0xa5 |
| #define WRITE_PATTERN2 0x5a |
| #define WRITE_PATTERN3 0xaa |
| #define WRITE_PATTERN4 0x55 |
| |
| #define READ_PATTERN1 0xa5 |
| #define READ_PATTERN2 0x5a |
| #define READ_PATTERN3 0xaa |
| #define READ_PATTERN4 0x55 |
| |
| #define READ_PATTERN1_MASK 0xff |
| #define READ_PATTERN2_MASK 0xff |
| #define READ_PATTERN3_MASK 0xff |
| #define READ_PATTERN4_MASK 0xff |
| |
| #define SET_REG(reg,val) reg = (val) |
| #define SET_16BITREG(reg,val) reg = (val) |
| |
| void ata_reset(void); |
| void ata_device_init(void); |
| bool ata_is_coldstart(void); |
| |
| #define ATA_SET_DEVICE_FEATURES |
| void ata_set_pio_timings(int mode); |
| |
| #endif /* ATA_TARGET_H */ |