aa966b9a64
Better shared irq handeling for Promise & HPT366 controllers Setup prober PIO mode timings on Promise & HPT366 controllers Update Copyright headers to be Y2K compliant :)
177 lines
6.5 KiB
C
177 lines
6.5 KiB
C
/*-
|
|
* Copyright (c) 1998,1999,2000 Søren Schmidt
|
|
* All rights reserved.
|
|
*
|
|
* 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,
|
|
* without modification, immediately at the beginning of the file.
|
|
* 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. 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/* ATA device parameter information */
|
|
struct ata_params {
|
|
int16_t config; /* general configuration bits */
|
|
u_int16_t cylinders; /* number of cylinders */
|
|
int16_t reserved2;
|
|
u_int16_t heads; /* # heads */
|
|
int16_t unfbytespertrk; /* # unformatted bytes/track */
|
|
int16_t unfbytes; /* # unformatted bytes/sector */
|
|
u_int16_t sectors; /* # sectors/track */
|
|
int16_t vendorunique0[3];
|
|
int8_t serial[20]; /* serial number */
|
|
int16_t buffertype; /* buffer type */
|
|
#define ATA_BT_SINGLEPORTSECTOR 1 /* 1 port, 1 sector buffer */
|
|
#define ATA_BT_DUALPORTMULTI 2 /* 2 port, mult sector buffer */
|
|
#define ATA_BT_DUALPORTMULTICACHE 3 /* above plus track cache */
|
|
|
|
int16_t buffersize; /* buf size, 512-byte units */
|
|
int16_t necc; /* ecc bytes appended */
|
|
int8_t revision[8]; /* firmware revision */
|
|
int8_t model[40]; /* model name */
|
|
int8_t nsecperint; /* sectors per interrupt */
|
|
int8_t vendorunique1;
|
|
int16_t usedmovsd; /* double word read/write? */
|
|
|
|
u_int8_t vendorcap; /* vendor capabilities */
|
|
u_int8_t dmaflag :1; /* DMA supported - always 1 */
|
|
u_int8_t lbaflag :1; /* LBA supported - always 1 */
|
|
u_int8_t iordydis :1; /* IORDY may be disabled */
|
|
u_int8_t iordyflag :1; /* IORDY supported */
|
|
u_int8_t :1;
|
|
u_int8_t standby :1; /* standby timer supported */
|
|
u_int8_t :1;
|
|
u_int8_t :1;
|
|
int16_t capvalidate; /* validation for above */
|
|
|
|
int8_t vendorunique3;
|
|
int8_t opiomode; /* PIO modes 0-2 */
|
|
int8_t vendorunique4;
|
|
int8_t odmamode; /* old DMA modes, not ATA-3 */
|
|
|
|
int16_t atavalid; /* fields valid */
|
|
#define ATA_FLAG_54_58 1 /* words 54-58 valid */
|
|
#define ATA_FLAG_64_70 2 /* words 64-70 valid */
|
|
#define ATA_FLAG_88 4 /* word 88 valid */
|
|
|
|
int16_t currcyls;
|
|
int16_t currheads;
|
|
int16_t currsectors;
|
|
int16_t currsize0;
|
|
int16_t currsize1;
|
|
int8_t currmultsect;
|
|
int8_t multsectvalid;
|
|
int32_t lbasize;
|
|
|
|
int16_t sdmamodes; /* singleword DMA modes */
|
|
int16_t wdmamodes; /* multiword DMA modes */
|
|
int16_t apiomodes; /* advanced PIO modes */
|
|
|
|
u_int16_t mwdmamin; /* min. M/W DMA time/word ns */
|
|
u_int16_t mwdmarec; /* rec. M/W DMA time ns */
|
|
u_int16_t pioblind; /* min. PIO cycle w/o flow */
|
|
u_int16_t pioiordy; /* min. PIO cycle IORDY flow */
|
|
|
|
int16_t reserved69;
|
|
int16_t reserved70;
|
|
u_int16_t rlsovlap; /* rel time (us) for overlap */
|
|
u_int16_t rlsservice; /* rel time (us) for service */
|
|
int16_t reserved73;
|
|
int16_t reserved74;
|
|
int16_t queuelen;
|
|
int16_t reserved76;
|
|
int16_t reserved77;
|
|
int16_t reserved78;
|
|
int16_t reserved79;
|
|
int16_t versmajor;
|
|
int16_t versminor;
|
|
int16_t featsupp1;
|
|
int16_t featsupp2;
|
|
int16_t featsupp3;
|
|
int16_t featenab1;
|
|
int16_t featenab2;
|
|
int16_t featenab3;
|
|
int16_t udmamodes; /* UltraDMA modes */
|
|
int16_t erasetime;
|
|
int16_t enherasetime;
|
|
int16_t apmlevel;
|
|
int16_t masterpasswdrev;
|
|
u_int16_t masterhwres :8;
|
|
u_int16_t slavehwres :5;
|
|
u_int16_t cblid :1;
|
|
u_int16_t reserved93_1415 :2;
|
|
int16_t reserved94[32];
|
|
int16_t rmvstat;
|
|
int16_t securstat;
|
|
int16_t reserved129[30];
|
|
int16_t cfapwrmode;
|
|
int16_t reserved161[84];
|
|
int16_t integrity;
|
|
};
|
|
|
|
/* structure describing an ATA disk */
|
|
struct ad_softc {
|
|
struct ata_softc *controller; /* ptr to parent ctrl */
|
|
struct ata_params *ata_parm; /* ata device params */
|
|
int32_t unit; /* ATA_MASTER or ATA_SLAVE */
|
|
int32_t lun; /* logical unit number */
|
|
u_int32_t total_secs; /* total # of sectors (LBA) */
|
|
u_int8_t heads;
|
|
u_int8_t sectors;
|
|
u_int32_t transfersize; /* size of each transfer */
|
|
u_int32_t num_tags; /* number of tags supported */
|
|
u_int32_t flags; /* drive flags */
|
|
#define AD_F_LABELLING 0x0001
|
|
#define AD_F_LBA_ENABLED 0x0002
|
|
#define AD_F_32B_ENABLED 0x0004
|
|
#define AD_F_DMA_ENABLED 0x0008
|
|
#define AD_F_TAG_ENABLED 0x0010
|
|
|
|
struct buf_queue_head queue; /* head of request queue */
|
|
struct devstat stats; /* devstat entry */
|
|
struct disk disk; /* disklabel/slice stuff */
|
|
};
|
|
|
|
struct ad_request {
|
|
struct ad_softc *device; /* ptr to parent device */
|
|
u_int32_t blockaddr; /* block number */
|
|
u_int32_t bytecount; /* bytes to transfer */
|
|
u_int32_t donecount; /* bytes transferred */
|
|
u_int32_t currentsize; /* size of current transfer */
|
|
struct callout_handle timeout_handle; /* handle for untimeout */
|
|
int32_t retries; /* retry count */
|
|
int32_t flags;
|
|
#define AR_F_READ 0x0001
|
|
#define AR_F_ERROR 0x0002
|
|
#define AR_F_DMA_USED 0x0004
|
|
#define AR_F_FORCE_PIO 0x0008
|
|
|
|
int8_t *data; /* pointer to data buf */
|
|
struct buf *bp; /* associated buf ptr */
|
|
u_int8_t tag; /* tag ID of this request */
|
|
TAILQ_ENTRY(ad_request) chain; /* list management */
|
|
};
|
|
|
|
void ad_transfer(struct ad_request *);
|
|
int32_t ad_interrupt(struct ad_request *);
|
|
void ad_reinit(struct ad_softc *);
|