1/*- 2 * Copyright (c) 1998,1999,2000 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * |
28 * $FreeBSD: head/sys/dev/ata/ata-all.h 67058 2000-10-13 11:21:27Z sos $ |
29 */ 30 31/* ATA register defines */ 32#define ATA_DATA 0x00 /* data register */ 33#define ATA_ERROR 0x01 /* (R) error register */ 34#define ATA_E_NM 0x02 /* no media */ 35#define ATA_E_ABORT 0x04 /* command aborted */ 36#define ATA_E_MCR 0x08 /* media change request */ --- 69 unchanged lines hidden (view full) --- 106#define ATA_A_4BIT 0x08 /* 4 head bits */ 107 108/* misc defines */ 109#define ATA_MASTER 0x00 110#define ATA_SLAVE 0x10 111#define ATA_IOSIZE 0x08 112#define ATA_OP_FINISHED 0x00 113#define ATA_OP_CONTINUES 0x01 |
114#define ATA_DEV(device) ((device == ATA_MASTER) ? 0 : 1) 115#define ATA_PARAM(scp, device) (scp->dev_param[ATA_DEV(device)]) |
116 117/* busmaster DMA related defines */ 118#define ATA_BM_OFFSET1 0x08 119#define ATA_DMA_ENTRIES 256 120#define ATA_DMA_EOT 0x80000000 121 122#define ATA_BMCMD_PORT 0x00 123#define ATA_BMCMD_START_STOP 0x01 --- 147 unchanged lines hidden (view full) --- 271 u_int16_t cfapwrmode; 272 u_int16_t reserved161[84]; 273 u_int16_t integrity; 274}; 275 276/* structure describing an ATA device */ 277struct ata_softc { 278 struct device *dev; /* device handle */ |
279 int channel; /* channel on this controller */ |
280 struct resource *r_io; /* io addr resource handle */ 281 struct resource *r_altio; /* altio addr resource handle */ 282 struct resource *r_bmio; /* bmio addr resource handle */ 283 struct resource *r_irq; /* interrupt of this channel */ 284 void *ih; /* interrupt handle */ 285 u_int32_t ioaddr; /* physical port addr */ 286 u_int32_t altioaddr; /* physical alt port addr */ 287 u_int32_t bmaddr; /* physical bus master port */ --- 15 unchanged lines hidden (view full) --- 303#define ATA_UDMA5 0x45 304 305 int flags; /* controller flags */ 306#define ATA_DMA_ACTIVE 0x01 307#define ATA_ATAPI_DMA_RO 0x02 308#define ATA_USE_16BIT 0x04 309#define ATA_ATTACHED 0x08 310#define ATA_QUEUED 0x10 |
311#define ATA_RAID 0x20 |
312 313 int devices; /* what is present */ 314#define ATA_ATA_MASTER 0x01 315#define ATA_ATA_SLAVE 0x02 316#define ATA_ATAPI_MASTER 0x04 317#define ATA_ATAPI_SLAVE 0x08 318 319 u_int8_t status; /* last controller status */ --- 8 unchanged lines hidden (view full) --- 328#define ATA_ACTIVE_ATAPI 0x6 329#define ATA_REINITING 0x7 330 331 TAILQ_HEAD(, ad_request) ata_queue; /* head of ATA queue */ 332 TAILQ_HEAD(, atapi_request) atapi_queue; /* head of ATAPI queue */ 333 void *running; /* currently running request */ 334}; 335 |
336/* externs */ |
337extern devclass_t ata_devclass; 338 339/* public prototypes */ 340void ata_start(struct ata_softc *); 341void ata_reset(struct ata_softc *, int *); 342int ata_reinit(struct ata_softc *); 343int ata_wait(struct ata_softc *, int, u_int8_t); 344int ata_command(struct ata_softc *, int, u_int8_t, u_int16_t, u_int8_t, u_int8_t, u_int8_t, u_int8_t, int); --- 18 unchanged lines hidden --- |