| /* $OpenBSD: wdcreg.h,v 1.13 2004/09/24 07:05:44 grange Exp $ */ | |
| /* $NetBSD: wdcreg.h,v 1.22 1999/03/07 14:02:54 bouyer Exp $ */ | |
| /*- | |
| * Copyright (c) 1991 The Regents of the University of California | |
| * All rights reserved | |
| * | |
| * This code is derived from software contributed to Berkeley by | |
| * William Jolitz. | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions | |
| * are met: | |
| * 1. Redistributions of source code must retain the above copyright | |
| * notice, this list of conditions and the following disclaimer. | |
| * 2. Redistributions in binary form must reproduce the above copyright | |
| * notice, this list of conditions and the following disclaimer in the | |
| * documentation and/or other materials provided with the distribution. | |
| * 3. Neither the name of the University nor the names of its contributors | |
| * may be used to endorse or promote products derived from this software | |
| * without specific prior written permission. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| * SUCH DAMAGE. | |
| * | |
| * @(#)wdreg.h 7.1 (Berkeley) 5/9/91 | |
| */ | |
| #ifndef _DEV_IC_WDCREG_H_ | |
| #define _DEV_IC_WDCREG_H_ | |
| /* | |
| * Controller register (wdr_ctlr) | |
| */ | |
| #define WDCTL_4BIT 0x08 /* use four head bits (wd1003) */ | |
| #define WDCTL_RST 0x04 /* reset the controller */ | |
| #define WDCTL_IDS 0x02 /* disable controller interrupts */ | |
| /* | |
| * Status bits. | |
| */ | |
| #define WDCS_BSY 0x80 /* busy */ | |
| #define WDCS_DRDY 0x40 /* drive ready */ | |
| #define WDCS_DWF 0x20 /* drive write fault */ | |
| #define WDCS_DSC 0x10 /* drive seek complete */ | |
| #define WDCS_DRQ 0x08 /* data request */ | |
| #define WDCS_CORR 0x04 /* corrected data */ | |
| #define WDCS_IDX 0x02 /* index */ | |
| #define WDCS_ERR 0x01 /* error */ | |
| #define WDCS_BITS "\020\010BSY\007DRDY\006DWF\005DSC\004DRQ\003CORR\002IDX\001ERR" | |
| /* | |
| * Error bits. | |
| */ | |
| #define WDCE_BBK 0x80 /* bad block detected */ | |
| #define WDCE_CRC 0x80 /* CRC error (Ultra-DMA only) */ | |
| #define WDCE_UNC 0x40 /* uncorrectable data error */ | |
| #define WDCE_MC 0x20 /* media changed */ | |
| #define WDCE_IDNF 0x10 /* id not found */ | |
| #define WDCE_MCR 0x08 /* media change requested */ | |
| #define WDCE_ABRT 0x04 /* aborted command */ | |
| #define WDCE_TK0NF 0x02 /* track 0 not found */ | |
| #define WDCE_AMNF 0x01 /* address mark not found */ | |
| /* | |
| * Commands for Disk Controller. | |
| */ | |
| #define WDCC_NOP 0x00 /* NOP - Always fail with "aborted command" */ | |
| #define WDCC_RECAL 0x10 /* disk restore code -- resets cntlr */ | |
| #define WDCC_READ 0x20 /* disk read code */ | |
| #define WDCC_WRITE 0x30 /* disk write code */ | |
| #define WDCC__LONG 0x02 /* modifier -- access ecc bytes */ | |
| #define WDCC__NORETRY 0x01 /* modifier -- no retrys */ | |
| #define WDCC_FORMAT 0x50 /* disk format code */ | |
| #define WDCC_DIAGNOSE 0x90 /* controller diagnostic */ | |
| #define WDCC_IDP 0x91 /* initialize drive parameters */ | |
| #define WDCC_READMULTI 0xc4 /* read multiple */ | |
| #define WDCC_WRITEMULTI 0xc5 /* write multiple */ | |
| #define WDCC_SETMULTI 0xc6 /* set multiple mode */ | |
| #define WDCC_READDMA 0xc8 /* read with DMA */ | |
| #define WDCC_WRITEDMA 0xca /* write with DMA */ | |
| #define WDCC_ACKMC 0xdb /* acknowledge media change */ | |
| #define WDCC_LOCK 0xde /* lock drawer */ | |
| #define WDCC_UNLOCK 0xdf /* unlock drawer */ | |
| #define WDCC_FLUSHCACHE 0xe7 /* Flush cache */ | |
| #define WDCC_IDENTIFY 0xec /* read parameters from controller */ | |
| #define SET_FEATURES 0xef /* set features */ | |
| #define WDCC_IDLE 0xe3 /* set idle timer & enter idle mode */ | |
| #define WDCC_IDLE_IMMED 0xe1 /* enter idle mode */ | |
| #define WDCC_SLEEP 0xe6 /* enter sleep mode */ | |
| #define WDCC_STANDBY 0xe2 /* set standby timer & enter standby mode */ | |
| #define WDCC_STANDBY_IMMED 0xe0 /* enter standby mode */ | |
| #define WDCC_CHECK_PWR 0xe5 /* check power mode */ | |
| #define WDCC_READ_EXT 0x24 /* read 48-bit addressing */ | |
| #define WDCC_WRITE_EXT 0x34 /* write 48-bit addressing */ | |
| #define WDCC_READMULTI_EXT 0x29 /* read multiple 48-bit addressing */ | |
| #define WDCC_WRITEMULTI_EXT 0x39 /* write multiple 48-bit addressing */ | |
| #define WDCC_READDMA_EXT 0x25 /* read 48-bit addressing with DMA */ | |
| #define WDCC_WRITEDMA_EXT 0x35 /* write 48-bit addressing with DMA */ | |
| #define WDCC_FLUSHCACHE_EXT 0xea /* 48-bit addressing flush cache */ | |
| /* Subcommands for SET_FEATURES (features register ) */ | |
| #define WDSF_8BIT_PIO_EN 0x01 /* Enable 8bit PIO (CFA featureset) */ | |
| #define WDSF_EN_WR_CACHE 0x02 | |
| #define WDSF_SET_MODE 0x03 | |
| #define WDSF_REASSIGN_EN 0x04 /* Obsolete in ATA-6 */ | |
| #define WDSF_APM_EN 0x05 /* Enable Adv. Power Management */ | |
| #define WDSF_PUIS_EN 0x06 /* Enable Power-Up In Standby */ | |
| #define WDSF_PUIS_SPINUP 0x07 /* Power-Up In Standby spin-up */ | |
| #define WDSF_CFA_MODE1_EN 0x0A /* Enable CFA power mode 1 */ | |
| #define WDSF_RMSN_DS 0x31 /* Disable Removable Media Status */ | |
| #define WDSF_RETRY_DS 0x33 /* Obsolete in ATA-6 */ | |
| #define WDSF_AAM_EN 0x42 /* Enable Autom. Acoustic Management */ | |
| #define WDSF_SET_CACHE_SGMT 0x54 /* Obsolete in ATA-6 */ | |
| #define WDSF_READAHEAD_DS 0x55 /* Disable read look-ahead */ | |
| #define WDSF_RLSE_EN 0x5D /* Enable release interrupt */ | |
| #define WDSF_SRV_EN 0x5E /* Enable SERVICE interrupt */ | |
| #define WDSF_POD_DS 0x66 | |
| #define WDSF_ECC_DS 0x77 | |
| #define WDSF_8BIT_PIO_DS 0x81 /* Disable 8bit PIO (CFA featureset) */ | |
| #define WDSF_WRITE_CACHE_DS 0x82 | |
| #define WDSF_REASSIGN_DS 0x84 | |
| #define WDSF_APM_DS 0x85 /* Disable Adv. Power Management */ | |
| #define WDSF_PUIS_DS 0x86 /* Disable Power-Up In Standby */ | |
| #define WDSF_ECC_EN 0x88 | |
| #define WDSF_CFA_MODE1_DS 0x8A /* Disable CFA power mode 1 */ | |
| #define WDSF_RMSN_EN 0x95 /* Enable Removable Media Status */ | |
| #define WDSF_RETRY_EN 0x99 /* Obsolete in ATA-6 */ | |
| #define WDSF_SET_CURRENT 0x9A /* Obsolete in ATA-6 */ | |
| #define WDSF_READAHEAD_EN 0xAA | |
| #define WDSF_PREFETCH_SET 0xAB /* Obsolete in ATA-6 */ | |
| #define WDSF_AAM_DS 0xC2 /* Disable Autom. Acoustic Management */ | |
| #define WDSF_POD_EN 0xCC | |
| #define WDSF_RLSE_DS 0xDD /* Disable release interrupt */ | |
| #define WDSF_SRV_DS 0xDE /* Disable SERVICE interrupt */ | |
| #define WDSF_READ_NATIVE_MAX 0xF8 | |
| #define WDSF_SEEK 0x70 | |
| #define WDSF_VERIFY 0x40 | |
| /* parameters uploaded to device/heads register */ | |
| #define WDSD_IBM 0xa0 /* forced to 512 byte sector, ecc */ | |
| #define WDSD_CHS 0x00 /* cylinder/head/sector addressing */ | |
| #define WDSD_LBA 0x40 /* logical block addressing */ | |
| /* Commands for ATAPI devices */ | |
| #define ATAPI_CHECK_POWER_MODE 0xe5 | |
| #define ATAPI_EXEC_DRIVE_DIAGS 0x90 | |
| #define ATAPI_IDLE_IMMEDIATE 0xe1 | |
| #define ATAPI_NOP 0x00 | |
| #define ATAPI_PKT_CMD 0xa0 | |
| #define ATAPI_IDENTIFY_DEVICE 0xa1 | |
| #define ATAPI_SOFT_RESET 0x08 | |
| #define ATAPI_DEVICE_RESET 0x08 /* ATA/ATAPI-5 name for soft reset */ | |
| #define ATAPI_SLEEP 0xe6 | |
| #define ATAPI_STANDBY_IMMEDIATE 0xe0 | |
| #define ATAPI_SMART 0xB0 /* SMART operations */ | |
| #define ATAPI_SETMAX 0xF9 /* Set Max Address */ | |
| #define ATAPI_WRITEEXT 0x34 /* Write sectors Ext */ | |
| #define ATAPI_SETMAXEXT 0x37 /* Set Max Address Ext */ | |
| #define ATAPI_WRITEMULTIEXT 0x39 /* Write Multi Ext */ | |
| /* Bytes used by ATAPI_PACKET_COMMAND ( feature register) */ | |
| #define ATAPI_PKT_CMD_FTRE_DMA 0x01 | |
| #define ATAPI_PKT_CMD_FTRE_OVL 0x02 | |
| /* ireason */ | |
| #define WDCI_CMD 0x01 /* command(1) or data(0) */ | |
| #define WDCI_IN 0x02 /* transfer to(1) or from(0) the host */ | |
| #define WDCI_RELEASE 0x04 /* bus released until completion */ | |
| #define PHASE_CMDOUT (WDCS_DRQ | WDCI_CMD) | |
| #define PHASE_DATAIN (WDCS_DRQ | WDCI_IN) | |
| #define PHASE_DATAOUT WDCS_DRQ | |
| #define PHASE_COMPLETED (WDCI_IN | WDCI_CMD) | |
| #define PHASE_ABORTED 0 | |
| #endif /* !_DEV_IC_WDCREG_H_ */ |