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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ATA_DISK_H
#define _ATA_DISK_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* ATA disk commands.
*/
#define ATC_SEEK 0x70 /* seek cmd, bottom 4 bits step rate */
#define ATC_RDVER 0x40 /* read verify cmd */
#define ATC_RDSEC 0x20 /* read sector cmd */
#define ATC_RDLONG 0x23 /* read long without retry */
#define ATC_WRSEC 0x30 /* write sector cmd */
#define ATC_SETMULT 0xc6 /* set multiple mode */
#define ATC_RDMULT 0xc4 /* read multiple */
#define ATC_WRMULT 0xc5 /* write multiple */
#define ATC_READ_DMA 0xc8 /* read (multiple) w/DMA */
#define ATC_WRITE_DMA 0xca /* write (multiple) w/DMA */
#define ATC_SETPARAM 0x91 /* set parameters command */
#define ATC_ID_DEVICE 0xec /* IDENTIFY DEVICE command */
#define ATC_ACK_MC 0xdb /* acknowledge media change */
#define ATC_LOAD_FW 0x92 /* download microcode */
/* ATA extended (48 bit) disk commands */
#define ATC_RDSEC_EXT 0x24 /* read sector */
#define ATC_RDMULT_EXT 0x29 /* read multiple */
#define ATC_RDDMA_EXT 0x25 /* read DMA */
#define ATC_WRSEC_EXT 0x34 /* write sector */
#define ATC_WRMULT_EXT 0x39 /* write multiple */
#define ATC_WRDMA_EXT 0x35 /* write DMA */
/*
* Low bits for Read/Write commands...
*/
#define ATCM_ECCRETRY 0x01 /* Enable ECC and RETRY by controller */
/* enabled if bit is CLEARED!!! */
#define ATCM_LONGMODE 0x02 /* Use Long Mode (get/send data & ECC) */
/*
* subcommand for DOWNLOAD MICROCODE command
*/
#define ATCM_FW_TEMP 0x01 /* immediate, temporary use */
#define ATCM_FW_MULTICMD 0x03 /* immediate and future use */
#define ATCM_FW_PERM 0x07 /* immediate and future use */
#ifdef DADKIO_RWCMD_READ
#define RWCMDP(pktp) ((struct dadkio_rwcmd *)((pktp)->cp_bp->b_back))
#endif
/* useful macros */
#define CPKT2GCMD(cpkt) ((gcmd_t *)(cpkt)->cp_ctl_private)
#define CPKT2APKT(cpkt) (GCMD2APKT(CPKT2GCMD(cpkt)))
#define GCMD2CPKT(cmdp) ((struct cmpkt *)((cmdp)->cmd_pktp))
#define APKT2CPKT(apkt) (GCMD2CPKT(APKT2GCMD(apkt)))
/* public function prototypes */
int ata_disk_attach(ata_ctl_t *ata_ctlp);
void ata_disk_detach(ata_ctl_t *ata_ctlp);
int ata_disk_init_drive(ata_drv_t *ata_drvp);
void ata_disk_uninit_drive(ata_drv_t *ata_drvp);
int ata_disk_id(ddi_acc_handle_t io_hdl1, caddr_t ioaddr1,
ddi_acc_handle_t io_hdl2, caddr_t ioaddr2,
struct ata_id *ata_idp);
int ata_disk_bus_ctl(dev_info_t *d, dev_info_t *r, ddi_ctl_enum_t o,
void *a, void *v);
int ata_disk_setup_parms(ata_ctl_t *ata_ctlp, ata_drv_t *ata_drvp);
#ifdef __cplusplus
}
#endif
#endif /* _ATA_DISK_H */
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