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/* $OpenBSD: atareg.h,v 1.12 2004/09/24 07:15:22 grange Exp $ */
/* $NetBSD: atareg.h,v 1.5 1999/01/18 20:06:24 bouyer Exp $ */
/*
* Copyright (c) 1998, 2001 Manuel Bouyer.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Manuel Bouyer.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef _DEV_ATA_ATAREG_H_
#define _DEV_ATA_ATAREG_H_
#if defined(__linux__)
#include <endian.h>
#elif defined(__sun)
#include <sys/isa_defs.h>
#else
#include <machine/endian.h>
#endif
#ifdef LITTLE_ENDIAN
#define ATA_BYTE_ORDER LITTLE_ENDIAN
#elif defined(BIG_ENDIAN)
#define ATA_BYTE_ORDER BIG_ENDIAN
#elif defined(_LITTLE_ENDIAN)
#define ATA_BYTE_ORDER 1
#define LITTLE_ENDIAN 1
#elif defined(_BIG_ENDIAN)
#define ATA_BYTE_ORDER 0
#define LITTLE_ENDIAN 1
#else
#error "No endianess defined"
#endif
/*
* Drive parameter structure for ATA/ATAPI.
* Bit fields: WDC_* : common to ATA/ATAPI
* ATA_* : ATA only
* ATAPI_* : ATAPI only.
*/
struct ataparams {
/* drive info */
uint16_t atap_config; /* 0: general configuration */
#define WDC_CFG_ATAPI_MASK 0xc000
#define WDC_CFG_ATAPI 0x8000
#define ATA_CFG_REMOVABLE 0x0080
#define ATA_CFG_FIXED 0x0040
#define ATAPI_CFG_TYPE_MASK 0x1f00
#define ATAPI_CFG_TYPE(x) (((x) & ATAPI_CFG_TYPE_MASK) >> 8)
#define ATAPI_CFG_TYPE_DIRECT 0x00
#define ATAPI_CFG_TYPE_SEQUENTIAL 0x01
#define ATAPI_CFG_TYPE_CDROM 0x05
#define ATAPI_CFG_TYPE_OPTICAL 0x07
#define ATAPI_CFG_TYPE_NODEVICE 0x1F
#define ATAPI_CFG_REMOV 0x0080
#define ATAPI_CFG_DRQ_MASK 0x0060
#define ATAPI_CFG_STD_DRQ 0x0000
#define ATAPI_CFG_IRQ_DRQ 0x0020
#define ATAPI_CFG_ACCEL_DRQ 0x0040
#define ATAPI_CFG_CMD_MASK 0x0003
#define ATAPI_CFG_CMD_12 0x0000
#define ATAPI_CFG_CMD_16 0x0001
/* words 1-9 are ATA only */
uint16_t atap_cylinders; /* 1: # of non-removable cylinders */
uint16_t __reserved1;
uint16_t atap_heads; /* 3: # of heads */
uint16_t __retired1[2]; /* 4-5: # of unform. bytes/track */
uint16_t atap_sectors; /* 6: # of sectors */
uint16_t __retired2[3];
uint8_t atap_serial[20]; /* 10-19: serial number */
uint16_t __retired3[2];
uint16_t __obsolete1;
uint8_t atap_revision[8]; /* 23-26: firmware revision */
uint8_t atap_model[40]; /* 27-46: model number */
uint16_t atap_multi; /* 47: maximum sectors per irq (ATA) */
uint16_t __reserved2;
uint8_t atap_vendor; /* 49: vendor */
uint8_t atap_capabilities1; /* 49: capability flags */
#define WDC_CAP_IORDY 0x0800
#define WDC_CAP_IORDY_DSBL 0x0400
#define WDC_CAP_LBA 0x0200
#define WDC_CAP_DMA 0x0100
#define ATA_CAP_STBY 0x2000
#define ATAPI_CAP_INTERL_DMA 0x8000
#define ATAPI_CAP_CMD_QUEUE 0x4000
#define ATAPI_CAP_OVERLP 0x2000
#define ATAPI_CAP_ATA_RST 0x1000
uint16_t atap_capabilities2; /* 50: capability flags (ATA) */
#if ATA_BYTE_ORDER == LITTLE_ENDIAN
uint8_t __junk2;
uint8_t atap_oldpiotiming; /* 51: old PIO timing mode */
uint8_t __junk3;
uint8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
#else
uint8_t atap_oldpiotiming; /* 51: old PIO timing mode */
uint8_t __junk2;
uint8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
uint8_t __junk3;
#endif
uint16_t atap_extensions; /* 53: extensions supported */
#define WDC_EXT_UDMA_MODES 0x0004
#define WDC_EXT_MODES 0x0002
#define WDC_EXT_GEOM 0x0001
/* words 54-62 are ATA only */
uint16_t atap_curcylinders; /* 54: current logical cylinders */
uint16_t atap_curheads; /* 55: current logical heads */
uint16_t atap_cursectors; /* 56: current logical sectors/tracks */
uint16_t atap_curcapacity[2]; /* 57-58: current capacity */
uint8_t atap_curmulti; /* 59: current multi-sector setting */
uint8_t atap_curmulti_valid; /* 59: current multi-sector setting */
#define WDC_MULTI_VALID 0x0100
#define WDC_MULTI_MASK 0x00ff
uint32_t atap_capacity; /* 60-61: total capacity (LBA only) */
uint16_t __retired4;
#if ATA_BYTE_ORDER == LITTLE_ENDIAN
uint8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
uint8_t atap_dmamode_act; /* multiword DMA mode active */
uint8_t atap_piomode_supp; /* 64: PIO mode supported */
uint8_t __junk4;
#else
uint8_t atap_dmamode_act; /* multiword DMA mode active */
uint8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
uint8_t __junk4;
uint8_t atap_piomode_supp; /* 64: PIO mode supported */
#endif
uint16_t atap_dmatiming_mimi; /* 65: minimum DMA cycle time */
uint16_t atap_dmatiming_recom; /* 66: recommended DMA cycle time */
uint16_t atap_piotiming; /* 67: mini PIO cycle time without FC */
uint16_t atap_piotiming_iordy; /* 68: mini PIO cycle time with IORDY FC */
uint16_t __reserved3[2];
/* words 71-72 are ATAPI only */
uint16_t atap_pkt_br; /* 71: time (ns) to bus release */
uint16_t atap_pkt_bsyclr; /* 72: tme to clear BSY after service */
uint16_t __reserved4[2];
uint16_t atap_queuedepth; /* 75: */
#define WDC_QUEUE_DEPTH_MASK 0x1f
uint16_t atap_sata_caps; /* 76: SATA capabilities */
#define SATA_SIGNAL_GEN1 0x0002 /* SATA Gen-1 signaling speed */
#define SATA_SIGNAL_GEN2 0x0004 /* SATA Gen-2 signaling speed */
#define SATA_NATIVE_CMDQ 0x0100 /* native command queuing */
#define SATA_HOST_PWR_MGMT 0x0200 /* power management (host) */
uint16_t atap_sata_reserved; /* 77: reserved */
uint16_t atap_sata_features_supp;/* 78: SATA features supported */
#define SATA_NONZERO_OFFSETS 0x0002 /* non-zero buffer offsets */
#define SATA_DMA_SETUP_AUTO 0x0004 /* DMA setup auto-activate */
#define SATA_DRIVE_PWR_MGMT 0x0008 /* power management (device) */
uint16_t atap_sata_features_en; /* 79: SATA features enabled */
uint16_t atap_ata_major; /* 80: Major version number */
#define WDC_VER_ATA1 0x0002
#define WDC_VER_ATA2 0x0004
#define WDC_VER_ATA3 0x0008
#define WDC_VER_ATA4 0x0010
#define WDC_VER_ATA5 0x0020
#define WDC_VER_ATA6 0x0040
#define WDC_VER_ATA7 0x0080
#define WDC_VER_ATA8 0x0100
#define WDC_VER_ATA9 0x0200
#define WDC_VER_ATA10 0x0400
#define WDC_VER_ATA11 0x0800
#define WDC_VER_ATA12 0x1000
#define WDC_VER_ATA13 0x2000
#define WDC_VER_ATA14 0x4000
uint16_t atap_ata_minor; /* 81: Minor version number */
uint16_t atap_cmd_set1; /* 82: command set supported */
#define WDC_CMD1_NOP 0x4000
#define WDC_CMD1_RB 0x2000
#define WDC_CMD1_WB 0x1000
#define WDC_CMD1_HPA 0x0400
#define WDC_CMD1_DVRST 0x0200
#define WDC_CMD1_SRV 0x0100
#define WDC_CMD1_RLSE 0x0080
#define WDC_CMD1_AHEAD 0x0040
#define WDC_CMD1_CACHE 0x0020
#define WDC_CMD1_PKT 0x0010
#define WDC_CMD1_PM 0x0008
#define WDC_CMD1_REMOV 0x0004
#define WDC_CMD1_SEC 0x0002
#define WDC_CMD1_SMART 0x0001
uint16_t atap_cmd_set2; /* 83: command set supported */
#define ATAPI_CMD2_FCE 0x2000 /* Flush Cache Ext supported */
#define ATAPI_CMD2_FC 0x1000 /* Flush Cache supported */
#define ATAPI_CMD2_DCO 0x0800 /* Device Configuration Overlay supported */
#define ATAPI_CMD2_48AD 0x0400 /* 48bit address supported */
#define ATAPI_CMD2_AAM 0x0200 /* Automatic Acoustic Management supported */
#define ATAPI_CMD2_SM 0x0100 /* Set Max security extension supported */
#define ATAPI_CMD2_SF 0x0040 /* Set Features subcommand required */
#define ATAPI_CMD2_PUIS 0x0020 /* Power up in standby supported */
#define WDC_CMD2_RMSN 0x0010
#define ATA_CMD2_APM 0x0008
#define ATA_CMD2_CFA 0x0004
#define ATA_CMD2_RWQ 0x0002
#define WDC_CMD2_DM 0x0001 /* Download Microcode supported */
uint16_t atap_cmd_ext; /* 84: command/features supp. ext. */
#define ATAPI_CMDE_MSER 0x0004 /* Media serial number supported */
#define ATAPI_CMDE_TEST 0x0002 /* SMART self-test supported */
#define ATAPI_CMDE_SLOG 0x0001 /* SMART error logging supported */
uint16_t atap_cmd1_en; /* 85: cmd/features enabled */
/* bits are the same as atap_cmd_set1 */
uint16_t atap_cmd2_en; /* 86: cmd/features enabled */
/* bits are the same as atap_cmd_set2 */
uint16_t atap_cmd_def; /* 87: cmd/features default */
/* bits are NOT the same as atap_cmd_ext */
#if ATA_BYTE_ORDER == LITTLE_ENDIAN
uint8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
uint8_t atap_udmamode_act; /* Ultra-DMA mode active */
#else
uint8_t atap_udmamode_act; /* Ultra-DMA mode active */
uint8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
#endif
/* 89-92 are ATA-only */
uint16_t atap_seu_time; /* 89: Sec. Erase Unit compl. time */
uint16_t atap_eseu_time; /* 90: Enhanced SEU compl. time */
uint16_t atap_apm_val; /* 91: current APM value */
uint16_t atap_mpasswd_rev; /* 92: Master Password revision */
uint16_t atap_hwreset_res; /* 93: Hardware reset value */
#define ATA_HWRES_CBLID 0x2000 /* CBLID above Vih */
#define ATA_HWRES_D1_PDIAG 0x0800 /* Device 1 PDIAG detect OK */
#define ATA_HWRES_D1_CSEL 0x0400 /* Device 1 used CSEL for address */
#define ATA_HWRES_D1_JUMP 0x0200 /* Device 1 jumpered to address */
#define ATA_HWRES_D0_SEL 0x0040 /* Device 0 responds when Dev 1 selected */
#define ATA_HWRES_D0_DASP 0x0020 /* Device 0 DASP detect OK */
#define ATA_HWRES_D0_PDIAG 0x0010 /* Device 0 PDIAG detect OK */
#define ATA_HWRES_D0_DIAG 0x0008 /* Device 0 diag OK */
#define ATA_HWRES_D0_CSEL 0x0004 /* Device 0 used CSEL for address */
#define ATA_HWRES_D0_JUMP 0x0002 /* Device 0 jumpered to address */
#if ATA_BYTE_ORDER == LITTLE_ENDIAN
uint8_t atap_acoustic_val; /* 94: Current acoustic level */
uint8_t atap_acoustic_def; /* recommended level */
#else
uint8_t atap_acoustic_def; /* recommended level */
uint8_t atap_acoustic_val; /* 94: Current acoustic level */
#endif
uint16_t __reserved6[5]; /* 95-99: reserved */
uint16_t atap_max_lba[4]; /* 100-103: Max. user LBA add */
uint16_t __reserved7[23]; /* 104-126: reserved */
uint16_t atap_rmsn_supp; /* 127: remov. media status notif. */
#define WDC_RMSN_SUPP_MASK 0x0003
#define WDC_RMSN_SUPP 0x0001
uint16_t atap_sec_st; /* 128: security status */
#define WDC_SEC_LEV_MAX 0x0100
#define WDC_SEC_ESE_SUPP 0x0020
#define WDC_SEC_EXP 0x0010
#define WDC_SEC_FROZEN 0x0008
#define WDC_SEC_LOCKED 0x0004
#define WDC_SEC_EN 0x0002
#define WDC_SEC_SUPP 0x0001
uint16_t __reserved8[31]; /* 129-159: vendor specific */
uint16_t atap_cfa_power; /* 160: CFA powermode */
#define ATAPI_CFA_MAX_MASK 0x0FFF
#define ATAPI_CFA_MODE1_DIS 0x1000 /* CFA Mode 1 Disabled */
#define ATAPI_CFA_MODE1_REQ 0x2000 /* CFA Mode 1 Required */
#define ATAPI_CFA_WORD160 0x8000 /* Word 160 supported */
uint16_t __reserved9[15]; /* 161-175: reserved for CFA */
uint8_t atap_media_serial[60]; /* 176-205: media serial number */
uint16_t __reserved10[49]; /* 206-254: reserved */
#if ATA_BYTE_ORDER == LITTLE_ENDIAN
uint8_t atap_signature; /* 255: Signature */
uint8_t atap_checksum; /* Checksum */
#else
uint8_t atap_checksum; /* Checksum */
uint8_t atap_signature; /* 255: Signature */
#endif
};
#undef ATA_BYTE_ORDER
#endif /* !_DEV_ATA_ATAREG_H_ */
|
