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Diffstat (limited to 'src/VBox/Devices/PC/BIOS/ata.h')
| -rw-r--r-- | src/VBox/Devices/PC/BIOS/ata.h | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/src/VBox/Devices/PC/BIOS/ata.h b/src/VBox/Devices/PC/BIOS/ata.h new file mode 100644 index 00000000..5be465db --- /dev/null +++ b/src/VBox/Devices/PC/BIOS/ata.h @@ -0,0 +1,200 @@ +/* $Id: ata.h $ */ +/** @file + * PC BIOS - ??? + */ + +/* + * Copyright (C) 2006-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * 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, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + * -------------------------------------------------------------------- + * + * This code is based on: + * + * ROM BIOS for use with Bochs/Plex86/QEMU emulation environment + * + * Copyright (C) 2002 MandrakeSoft S.A. + * + * MandrakeSoft S.A. + * 43, rue d'Aboukir + * 75002 Paris - France + * http://www.linux-mandrake.com/ + * http://www.mandrakesoft.com/ + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +/* + * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice + * other than GPL or LGPL is available it will apply instead, Oracle elects to use only + * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where + * a choice of LGPL license versions is made available with the language indicating + * that LGPLv2 or any later version may be used, or where a choice of which version + * of the LGPL is applied is otherwise unspecified. + */ + +#ifndef VBOX_INCLUDED_SRC_PC_BIOS_ata_h +#define VBOX_INCLUDED_SRC_PC_BIOS_ata_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#define ATA_DATA_NO 0x00 +#define ATA_DATA_IN 0x01 +#define ATA_DATA_OUT 0x02 + +#define ATA_IFACE_NONE 0x00 +#define ATA_IFACE_ISA 0x00 +#define ATA_IFACE_PCI 0x01 + +#define ATA_MODE_NONE 0x00 +#define ATA_MODE_PIO16 0x00 +#if VBOX_BIOS_CPU >= 80386 +# define ATA_MODE_PIO32 0x01 +#endif +#define ATA_MODE_ISADMA 0x02 +#define ATA_MODE_PCIDMA 0x03 +#define ATA_MODE_USEIRQ 0x10 + +// Global defines -- ATA register and register bits. +// command block & control block regs +#define ATA_CB_DATA 0 // data reg in/out pio_base_addr1+0 +#define ATA_CB_ERR 1 // error in pio_base_addr1+1 +#define ATA_CB_FR 1 // feature reg out pio_base_addr1+1 +#define ATA_CB_SC 2 // sector count in/out pio_base_addr1+2 +#define ATA_CB_SN 3 // sector number in/out pio_base_addr1+3 +#define ATA_CB_CL 4 // cylinder low in/out pio_base_addr1+4 +#define ATA_CB_CH 5 // cylinder high in/out pio_base_addr1+5 +#define ATA_CB_DH 6 // device head in/out pio_base_addr1+6 +#define ATA_CB_STAT 7 // primary status in pio_base_addr1+7 +#define ATA_CB_CMD 7 // command out pio_base_addr1+7 +#define ATA_CB_ASTAT 6 // alternate status in pio_base_addr2+6 +#define ATA_CB_DC 6 // device control out pio_base_addr2+6 +#define ATA_CB_DA 7 // device address in pio_base_addr2+7 + +#define ATA_CB_ER_ICRC 0x80 // ATA Ultra DMA bad CRC +#define ATA_CB_ER_BBK 0x80 // ATA bad block +#define ATA_CB_ER_UNC 0x40 // ATA uncorrected error +#define ATA_CB_ER_MC 0x20 // ATA media change +#define ATA_CB_ER_IDNF 0x10 // ATA id not found +#define ATA_CB_ER_MCR 0x08 // ATA media change request +#define ATA_CB_ER_ABRT 0x04 // ATA command aborted +#define ATA_CB_ER_NTK0 0x02 // ATA track 0 not found +#define ATA_CB_ER_NDAM 0x01 // ATA address mark not found + +#define ATA_CB_ER_P_SNSKEY 0xf0 // ATAPI sense key (mask) +#define ATA_CB_ER_P_MCR 0x08 // ATAPI Media Change Request +#define ATA_CB_ER_P_ABRT 0x04 // ATAPI command abort +#define ATA_CB_ER_P_EOM 0x02 // ATAPI End of Media +#define ATA_CB_ER_P_ILI 0x01 // ATAPI Illegal Length Indication + +// ATAPI Interrupt Reason bits in the Sector Count reg (CB_SC) +#define ATA_CB_SC_P_TAG 0xf8 // ATAPI tag (mask) +#define ATA_CB_SC_P_REL 0x04 // ATAPI release +#define ATA_CB_SC_P_IO 0x02 // ATAPI I/O +#define ATA_CB_SC_P_CD 0x01 // ATAPI C/D + +// bits 7-4 of the device/head (CB_DH) reg +#define ATA_CB_DH_DEV0 0xa0 // select device 0 +#define ATA_CB_DH_DEV1 0xb0 // select device 1 + +// status reg (CB_STAT and CB_ASTAT) bits +#define ATA_CB_STAT_BSY 0x80 // busy +#define ATA_CB_STAT_RDY 0x40 // ready +#define ATA_CB_STAT_DF 0x20 // device fault +#define ATA_CB_STAT_WFT 0x20 // write fault (old name) +#define ATA_CB_STAT_SKC 0x10 // seek complete +#define ATA_CB_STAT_SERV 0x10 // service +#define ATA_CB_STAT_DRQ 0x08 // data request +#define ATA_CB_STAT_CORR 0x04 // corrected +#define ATA_CB_STAT_IDX 0x02 // index +#define ATA_CB_STAT_ERR 0x01 // error (ATA) +#define ATA_CB_STAT_CHK 0x01 // check (ATAPI) + +// device control reg (CB_DC) bits +#define ATA_CB_DC_HD15 0x08 // bit should always be set to one +#define ATA_CB_DC_SRST 0x04 // soft reset +#define ATA_CB_DC_NIEN 0x02 // disable interrupts + +// Most mandatory and optional ATA commands (from ATA-3), +#define ATA_CMD_CFA_ERASE_SECTORS 0xC0 +#define ATA_CMD_CFA_REQUEST_EXT_ERR_CODE 0x03 +#define ATA_CMD_CFA_TRANSLATE_SECTOR 0x87 +#define ATA_CMD_CFA_WRITE_MULTIPLE_WO_ERASE 0xCD +#define ATA_CMD_CFA_WRITE_SECTORS_WO_ERASE 0x38 +#define ATA_CMD_CHECK_POWER_MODE1 0xE5 +#define ATA_CMD_CHECK_POWER_MODE2 0x98 +#define ATA_CMD_DEVICE_RESET 0x08 +#define ATA_CMD_EXECUTE_DEVICE_DIAGNOSTIC 0x90 +#define ATA_CMD_FLUSH_CACHE 0xE7 +#define ATA_CMD_FORMAT_TRACK 0x50 +#define ATA_CMD_IDENTIFY_DEVICE 0xEC +#define ATA_CMD_IDENTIFY_PACKET 0xA1 +#define ATA_CMD_IDLE1 0xE3 +#define ATA_CMD_IDLE2 0x97 +#define ATA_CMD_IDLE_IMMEDIATE1 0xE1 +#define ATA_CMD_IDLE_IMMEDIATE2 0x95 +#define ATA_CMD_INITIALIZE_DRIVE_PARAMETERS 0x91 +#define ATA_CMD_INITIALIZE_DEVICE_PARAMETERS 0x91 +#define ATA_CMD_NOP 0x00 +#define ATA_CMD_PACKET 0xA0 +#define ATA_CMD_READ_BUFFER 0xE4 +#define ATA_CMD_READ_DMA 0xC8 +#define ATA_CMD_READ_DMA_QUEUED 0xC7 +#define ATA_CMD_READ_MULTIPLE 0xC4 +#define ATA_CMD_READ_SECTORS 0x20 +#define ATA_CMD_READ_SECTORS_EXT 0x24 +#define ATA_CMD_READ_MULTIPLE_EXT 0x29 +#define ATA_CMD_WRITE_MULTIPLE_EXT 0x39 +#define ATA_CMD_READ_VERIFY_SECTORS 0x40 +#define ATA_CMD_RECALIBRATE 0x10 +#define ATA_CMD_SEEK 0x70 +#define ATA_CMD_SET_FEATURES 0xEF +#define ATA_CMD_SET_MULTIPLE_MODE 0xC6 +#define ATA_CMD_SLEEP1 0xE6 +#define ATA_CMD_SLEEP2 0x99 +#define ATA_CMD_STANDBY1 0xE2 +#define ATA_CMD_STANDBY2 0x96 +#define ATA_CMD_STANDBY_IMMEDIATE1 0xE0 +#define ATA_CMD_STANDBY_IMMEDIATE2 0x94 +#define ATA_CMD_WRITE_BUFFER 0xE8 +#define ATA_CMD_WRITE_DMA 0xCA +#define ATA_CMD_WRITE_DMA_QUEUED 0xCC +#define ATA_CMD_WRITE_MULTIPLE 0xC5 +#define ATA_CMD_WRITE_SECTORS 0x30 +#define ATA_CMD_WRITE_SECTORS_EXT 0x34 +#define ATA_CMD_WRITE_VERIFY 0x3C + +extern void ata_reset(uint16_t device); + +#endif /* !VBOX_INCLUDED_SRC_PC_BIOS_ata_h */ + |