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aic79xx_osm.h revision 1.7.4.2
      1  1.7.4.2     yamt /*	$NetBSD: aic79xx_osm.h,v 1.7.4.2 2007/09/03 14:34:16 yamt Exp $	*/
      2      1.1     fvdl 
      3      1.1     fvdl /*
      4      1.1     fvdl  * NetBSD platform specific driver option settings, data structures,
      5      1.1     fvdl  * function declarations and includes.
      6      1.1     fvdl  *
      7      1.1     fvdl  * Copyright (c) 1994-2001 Justin T. Gibbs.
      8      1.1     fvdl  * Copyright (c) 2001-2002 Adaptec Inc.
      9      1.1     fvdl  * All rights reserved.
     10      1.1     fvdl  *
     11      1.1     fvdl  * Redistribution and use in source and binary forms, with or without
     12      1.1     fvdl  * modification, are permitted provided that the following conditions
     13      1.1     fvdl  * are met:
     14      1.1     fvdl  * 1. Redistributions of source code must retain the above copyright
     15      1.1     fvdl  *    notice, this list of conditions, and the following disclaimer,
     16      1.1     fvdl  *    without modification.
     17      1.1     fvdl  * 2. The name of the author may not be used to endorse or promote products
     18      1.1     fvdl  *    derived from this software without specific prior written permission.
     19      1.1     fvdl  *
     20      1.1     fvdl  * Alternatively, this software may be distributed under the terms of the
     21      1.1     fvdl  * GNU Public License ("GPL").
     22      1.1     fvdl  *
     23      1.1     fvdl  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     24      1.1     fvdl  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25      1.1     fvdl  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26      1.1     fvdl  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
     27      1.1     fvdl  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28      1.1     fvdl  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29      1.1     fvdl  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30      1.1     fvdl  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31      1.1     fvdl  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32      1.1     fvdl  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33      1.1     fvdl  * SUCH DAMAGE.
     34      1.1     fvdl  *
     35  1.7.4.2     yamt  * $NetBSD: aic79xx_osm.h,v 1.7.4.2 2007/09/03 14:34:16 yamt Exp $
     36      1.1     fvdl  *
     37  1.7.4.2     yamt  * //depot/aic7xxx/freebsd/dev/aic7xxx/aic79xx_osm.h#19 $$NetBSD: aic79xx_osm.h,v 1.7.4.2 2007/09/03 14:34:16 yamt Exp $
     38      1.1     fvdl  *
     39      1.4  thorpej  * $FreeBSD: src/sys/dev/aic7xxx/aic79xx_osm.h,v 1.9 2003/05/26 21:43:29 gibbs Exp $
     40      1.1     fvdl  */
     41      1.1     fvdl /*
     42      1.1     fvdl  * Ported from FreeBSD by Pascal Renauld, Network Storage Solutions, Inc.
     43      1.1     fvdl  * - April 2003
     44      1.1     fvdl  */
     45      1.1     fvdl 
     46      1.1     fvdl #ifndef _AIC79XX_NETBSD_H_
     47      1.1     fvdl #define _AIC79XX_NETBSD_H_
     48      1.1     fvdl 
     49      1.1     fvdl #include "opt_ahd.h"	/* for config options */
     50      1.1     fvdl 
     51      1.1     fvdl #include <sys/param.h>
     52      1.1     fvdl #include <sys/kernel.h>
     53      1.1     fvdl #include <sys/systm.h>
     54      1.1     fvdl #include <sys/device.h>
     55      1.1     fvdl #include <sys/malloc.h>
     56      1.1     fvdl #include <sys/buf.h>
     57      1.1     fvdl #include <sys/proc.h>
     58      1.1     fvdl #include <sys/scsiio.h>
     59      1.1     fvdl #include <sys/reboot.h>
     60      1.1     fvdl #include <sys/kthread.h>
     61      1.1     fvdl 
     62      1.1     fvdl #include <dev/pci/pcireg.h>
     63      1.1     fvdl #include <dev/pci/pcivar.h>
     64      1.1     fvdl 
     65      1.1     fvdl #include <machine/bus.h>
     66      1.1     fvdl #include <machine/intr.h>
     67      1.1     fvdl 
     68      1.1     fvdl #include <dev/scsipi/scsi_all.h>
     69      1.1     fvdl #include <dev/scsipi/scsipi_all.h>
     70      1.1     fvdl #include <dev/scsipi/scsi_message.h>
     71      1.1     fvdl #include <dev/scsipi/scsipi_debug.h>
     72      1.1     fvdl #include <dev/scsipi/scsiconf.h>
     73      1.1     fvdl #include <dev/scsipi/scsi_iu.h>
     74      1.1     fvdl 
     75      1.1     fvdl #include <uvm/uvm_extern.h>
     76      1.1     fvdl 
     77      1.1     fvdl 
     78      1.1     fvdl /****************************** Platform Macros *******************************/
     79      1.1     fvdl #define	SIM_IS_SCSIBUS_B(ahd, sim)	\
     80      1.1     fvdl 	(0)
     81      1.1     fvdl #define	SIM_CHANNEL(ahd, sim)	\
     82      1.1     fvdl 	('A')
     83      1.1     fvdl #define	SIM_SCSI_ID(ahd, sim)	\
     84      1.1     fvdl 	(ahd->our_id)
     85      1.1     fvdl #define	SIM_PATH(ahd, sim)	\
     86      1.1     fvdl 	(ahd->platform_data->path)
     87      1.1     fvdl #define BUILD_SCSIID(ahd, sim, target_id, our_id) \
     88      1.1     fvdl         ((((target_id) << TID_SHIFT) & TID) | (our_id))
     89      1.7    perry 
     90      1.1     fvdl 
     91      1.1     fvdl #define SCB_GET_SIM(ahd, scb) \
     92      1.1     fvdl 	((ahd)->platform_data->sim)
     93      1.1     fvdl 
     94      1.1     fvdl #ifndef offsetof
     95      1.1     fvdl #define offsetof(type, member)  ((size_t)(&((type *)0)->member))
     96      1.1     fvdl #endif
     97      1.1     fvdl 
     98      1.1     fvdl /************************* Forward Declarations *******************************/
     99      1.1     fvdl typedef pcireg_t ahd_dev_softc_t;
    100      1.1     fvdl /***************************** Bus Space/DMA **********************************/
    101      1.1     fvdl #define ahd_dma_tag_create(ahd, parent_tag, alignment, boundary,	\
    102      1.1     fvdl 			   lowaddr, highaddr, filter, filterarg,	\
    103      1.1     fvdl 			   maxsize, nsegments, maxsegsz, flags,		\
    104      1.1     fvdl 			   dma_tagp)					\
    105      1.1     fvdl 	bus_dma_tag_create(parent_tag, alignment, boundary,		\
    106      1.1     fvdl 			   lowaddr, highaddr, filter, filterarg,	\
    107      1.1     fvdl 			   maxsize, nsegments, maxsegsz, flags,		\
    108      1.1     fvdl 			   dma_tagp)
    109      1.1     fvdl 
    110      1.1     fvdl #define ahd_dma_tag_destroy(ahd, tag)					\
    111      1.1     fvdl 	bus_dma_tag_destroy(tag)
    112      1.1     fvdl 
    113      1.1     fvdl #define ahd_dmamem_alloc(ahd, dmat, vaddr, flags, mapp)			\
    114      1.1     fvdl 	bus_dmamem_alloc(dmat, vaddr, flags, mapp)
    115      1.1     fvdl 
    116      1.1     fvdl #define ahd_dmamem_free(ahd, dmat, vaddr, map)				\
    117      1.1     fvdl 	bus_dmamem_free(dmat, vaddr, map)
    118      1.1     fvdl 
    119      1.1     fvdl #define ahd_dmamap_create(ahd, tag, flags, mapp)			\
    120      1.1     fvdl 	bus_dmamap_create(tag, flags, mapp)
    121      1.1     fvdl 
    122      1.1     fvdl #define ahd_dmamap_destroy(ahd, tag, map)				\
    123      1.1     fvdl 	bus_dmamap_destroy(tag, map)
    124      1.1     fvdl 
    125      1.1     fvdl #define ahd_dmamap_load(ahd, dmat, map, addr, buflen, callback,		\
    126      1.1     fvdl 			callback_arg, flags)				\
    127      1.1     fvdl 	bus_dmamap_load(dmat, map, addr, buflen, callback, callback_arg, flags)
    128      1.1     fvdl 
    129      1.1     fvdl #define ahd_dmamap_unload(ahd, tag, map)				\
    130      1.1     fvdl 	bus_dmamap_unload(tag, map)
    131      1.1     fvdl 
    132      1.1     fvdl /* XXX Need to update Bus DMA for partial map syncs */
    133      1.1     fvdl #define ahd_dmamap_sync(ahd, dma_tag, dmamap, offset, len, op)		\
    134      1.1     fvdl 	bus_dmamap_sync(dma_tag, dmamap, offset, len, op)
    135      1.1     fvdl 
    136      1.1     fvdl /************************ Tunable Driver Parameters  **************************/
    137      1.1     fvdl /*
    138      1.2      wiz  * The number of DMA segments supported.  The sequencer can handle any number
    139      1.1     fvdl  * of physically contiguous S/G entrys.  To reduce the driver's memory
    140      1.1     fvdl  * consumption, we limit the number supported to be sufficient to handle
    141      1.1     fvdl  * the largest mapping supported by the kernel, MAXPHYS.  Assuming the
    142      1.1     fvdl  * transfer is as fragmented as possible and unaligned, this turns out to
    143      1.1     fvdl  * be the number of paged sized transfers in MAXPHYS plus an extra element
    144      1.1     fvdl  * to handle any unaligned residual.  The sequencer fetches SG elements
    145      1.1     fvdl  * in cacheline sized chucks, so make the number per-transaction an even
    146      1.1     fvdl  * multiple of 16 which should align us on even the largest of cacheline
    147      1.7    perry  * boundaries.
    148      1.1     fvdl  */
    149      1.1     fvdl #define AHD_NSEG (roundup(btoc(MAXPHYS) + 1, 16))
    150      1.1     fvdl 
    151      1.1     fvdl /* This driver supports target mode */
    152      1.1     fvdl #if NOT_YET
    153      1.1     fvdl #define AHD_TARGET_MODE 1
    154      1.1     fvdl #endif
    155      1.1     fvdl 
    156      1.1     fvdl /************************** Softc/SCB Platform Data ***************************/
    157      1.1     fvdl struct ahd_platform_data {
    158      1.1     fvdl };
    159      1.1     fvdl 
    160      1.1     fvdl struct scb_platform_data {
    161      1.1     fvdl };
    162      1.1     fvdl 
    163      1.1     fvdl /********************************* Byte Order *********************************/
    164      1.1     fvdl #define ahd_htobe16(x) htobe16(x)
    165      1.1     fvdl #define ahd_htobe32(x) htobe32(x)
    166      1.1     fvdl #define ahd_htobe64(x) htobe64(x)
    167      1.1     fvdl #define ahd_htole16(x) htole16(x)
    168      1.1     fvdl #define ahd_htole32(x) htole32(x)
    169      1.1     fvdl #define ahd_htole64(x) htole64(x)
    170      1.1     fvdl 
    171      1.1     fvdl #define ahd_be16toh(x) be16toh(x)
    172      1.1     fvdl #define ahd_be32toh(x) be32toh(x)
    173      1.1     fvdl #define ahd_be64toh(x) be64toh(x)
    174      1.1     fvdl #define ahd_le16toh(x) le16toh(x)
    175      1.1     fvdl #define ahd_le32toh(x) le32toh(x)
    176      1.1     fvdl #define ahd_le64toh(x) le64toh(x)
    177      1.1     fvdl 
    178      1.1     fvdl /************************** Timer DataStructures ******************************/
    179      1.1     fvdl typedef struct callout ahd_timer_t;
    180      1.1     fvdl 
    181      1.1     fvdl /***************************** Core Includes **********************************/
    182      1.1     fvdl #if AHD_REG_PRETTY_PRINT
    183      1.1     fvdl #define AIC_DEBUG_REGISTERS 1
    184      1.1     fvdl #else
    185      1.1     fvdl #define AIC_DEBUG_REGISTERS 0
    186      1.1     fvdl #endif
    187      1.1     fvdl #include <dev/ic/aic79xxvar.h>
    188      1.1     fvdl 
    189      1.1     fvdl /***************************** Timer Facilities *******************************/
    190      1.1     fvdl void ahd_timeout(void*);
    191  1.7.4.2     yamt #define ahd_timer_init(timer) callout_init(timer, 0)
    192      1.1     fvdl #define ahd_timer_stop callout_stop
    193      1.1     fvdl 
    194      1.1     fvdl static __inline void
    195      1.1     fvdl ahd_timer_reset(ahd_timer_t *timer, u_int usec, ahd_callback_t *func, void *arg)
    196      1.1     fvdl {
    197      1.1     fvdl 	callout_reset(timer, (usec * hz)/1000000, func, arg);
    198      1.1     fvdl }
    199      1.1     fvdl 
    200      1.1     fvdl static __inline void
    201      1.1     fvdl ahd_scb_timer_reset(struct scb *scb, u_int usec)
    202      1.1     fvdl {
    203      1.1     fvdl 	if (!(scb->xs->xs_control & XS_CTL_POLL)) {
    204      1.1     fvdl 		callout_reset(&scb->xs->xs_callout,
    205      1.1     fvdl 			      (usec * hz)/1000000, ahd_timeout, scb);
    206      1.1     fvdl 	}
    207      1.1     fvdl }
    208      1.1     fvdl 
    209      1.1     fvdl /*************************** Device Access ************************************/
    210      1.1     fvdl #define ahd_inb(ahd, port)					\
    211      1.1     fvdl 	bus_space_read_1((ahd)->tags[(port) >> 8],		\
    212      1.1     fvdl 			 (ahd)->bshs[(port) >> 8], (port) & 0xFF)
    213      1.1     fvdl 
    214      1.1     fvdl #define ahd_outb(ahd, port, value)				\
    215      1.1     fvdl 	bus_space_write_1((ahd)->tags[(port) >> 8],		\
    216      1.1     fvdl 			  (ahd)->bshs[(port) >> 8], (port) & 0xFF, value)
    217      1.1     fvdl 
    218      1.1     fvdl #define ahd_inw_atomic(ahd, port)				\
    219      1.1     fvdl 	ahd_le16toh(bus_space_read_2((ahd)->tags[(port) >> 8],	\
    220      1.1     fvdl 				     (ahd)->bshs[(port) >> 8], (port) & 0xFF))
    221      1.1     fvdl 
    222      1.1     fvdl #define ahd_outw_atomic(ahd, port, value)			\
    223      1.1     fvdl 	bus_space_write_2((ahd)->tags[(port) >> 8],		\
    224      1.1     fvdl 			  (ahd)->bshs[(port) >> 8],		\
    225      1.1     fvdl 			  (port & 0xFF), ahd_htole16(value))
    226      1.1     fvdl 
    227      1.1     fvdl #define ahd_outsb(ahd, port, valp, count)			\
    228      1.1     fvdl 	bus_space_write_multi_1((ahd)->tags[(port) >> 8],	\
    229      1.1     fvdl 				(ahd)->bshs[(port) >> 8],	\
    230      1.1     fvdl 				(port & 0xFF), valp, count)
    231      1.1     fvdl 
    232      1.1     fvdl #define ahd_insb(ahd, port, valp, count)			\
    233      1.1     fvdl 	bus_space_read_multi_1((ahd)->tags[(port) >> 8],	\
    234      1.1     fvdl 			       (ahd)->bshs[(port) >> 8],	\
    235      1.1     fvdl 			       (port & 0xFF), valp, count)
    236      1.1     fvdl 
    237      1.1     fvdl static __inline void ahd_flush_device_writes(struct ahd_softc *);
    238      1.1     fvdl 
    239      1.1     fvdl static __inline void
    240      1.1     fvdl ahd_flush_device_writes(struct ahd_softc *ahd)
    241      1.1     fvdl {
    242      1.1     fvdl 	/* XXX Is this sufficient for all architectures??? */
    243      1.1     fvdl 	ahd_inb(ahd, INTSTAT);
    244      1.1     fvdl }
    245      1.1     fvdl 
    246      1.1     fvdl /**************************** Locking Primitives ******************************/
    247      1.1     fvdl /* Lock protecting internal data structures */
    248      1.1     fvdl static __inline void ahd_lockinit(struct ahd_softc *);
    249      1.3   itojun static __inline void ahd_lock(struct ahd_softc *, int *);
    250      1.3   itojun static __inline void ahd_unlock(struct ahd_softc *, int *);
    251      1.1     fvdl 
    252      1.5      wiz /* Lock held during command completion to the upper layer */
    253      1.1     fvdl static __inline void ahd_done_lockinit(struct ahd_softc *);
    254      1.3   itojun static __inline void ahd_done_lock(struct ahd_softc *, unsigned long *);
    255      1.3   itojun static __inline void ahd_done_unlock(struct ahd_softc *, unsigned long *);
    256      1.1     fvdl 
    257      1.1     fvdl /* Lock held during ahd_list manipulation and ahd softc frees */
    258      1.1     fvdl static __inline void ahd_list_lockinit(void);
    259      1.3   itojun static __inline void ahd_list_lock(unsigned long *);
    260      1.3   itojun static __inline void ahd_list_unlock(unsigned long *);
    261      1.1     fvdl 
    262      1.1     fvdl static __inline void
    263      1.1     fvdl ahd_lockinit(struct ahd_softc *ahd)
    264      1.1     fvdl {
    265      1.1     fvdl }
    266      1.1     fvdl 
    267      1.1     fvdl static __inline void
    268      1.1     fvdl ahd_lock(struct ahd_softc *ahd, int *flags)
    269      1.1     fvdl {
    270      1.7    perry 	*flags = splbio();
    271      1.1     fvdl }
    272      1.1     fvdl 
    273      1.1     fvdl static __inline void
    274      1.1     fvdl ahd_unlock(struct ahd_softc *ahd, int *flags)
    275      1.1     fvdl {
    276      1.1     fvdl 	splx(*flags);
    277      1.1     fvdl }
    278      1.1     fvdl 
    279      1.5      wiz /* Lock held during command completion to the upper layer */
    280      1.1     fvdl static __inline void
    281      1.1     fvdl ahd_done_lockinit(struct ahd_softc *ahd)
    282      1.1     fvdl {
    283      1.1     fvdl }
    284      1.1     fvdl 
    285      1.1     fvdl static __inline void
    286      1.1     fvdl ahd_done_lock(struct ahd_softc *ahd, unsigned long *flags)
    287      1.1     fvdl {
    288      1.1     fvdl }
    289      1.1     fvdl 
    290      1.1     fvdl static __inline void
    291      1.1     fvdl ahd_done_unlock(struct ahd_softc *ahd, unsigned long *flags)
    292      1.1     fvdl {
    293      1.1     fvdl }
    294      1.1     fvdl 
    295      1.1     fvdl /* Lock held during ahd_list manipulation and ahd softc frees */
    296      1.1     fvdl static __inline void
    297      1.4  thorpej ahd_list_lockinit(void)
    298      1.1     fvdl {
    299      1.1     fvdl }
    300      1.1     fvdl 
    301      1.1     fvdl static __inline void
    302      1.1     fvdl ahd_list_lock(unsigned long *flags)
    303      1.1     fvdl {
    304      1.1     fvdl }
    305      1.1     fvdl 
    306      1.1     fvdl static __inline void
    307      1.1     fvdl ahd_list_unlock(unsigned long *flags)
    308      1.1     fvdl {
    309      1.1     fvdl }
    310      1.1     fvdl /****************************** OS Primitives *********************************/
    311      1.1     fvdl #define ahd_delay DELAY
    312      1.1     fvdl 
    313      1.1     fvdl /************************** Transaction Operations ****************************/
    314      1.1     fvdl static __inline void ahd_set_transaction_status(struct scb *, uint32_t);
    315      1.1     fvdl static __inline void ahd_set_scsi_status(struct scb *, uint32_t);
    316      1.1     fvdl static __inline void ahd_set_xfer_status(struct scb *, uint32_t);
    317      1.1     fvdl static __inline uint32_t ahd_get_transaction_status(struct scb *);
    318      1.1     fvdl static __inline uint32_t ahd_get_scsi_status(struct scb *);
    319      1.1     fvdl static __inline void ahd_set_transaction_tag(struct scb *, int, u_int);
    320      1.1     fvdl static __inline u_long ahd_get_transfer_length(struct scb *);
    321      1.1     fvdl static __inline int ahd_get_transfer_dir(struct scb *);
    322      1.1     fvdl static __inline void ahd_set_residual(struct scb *, u_long);
    323      1.1     fvdl static __inline void ahd_set_sense_residual(struct scb *, u_long);
    324      1.1     fvdl static __inline u_long ahd_get_residual(struct scb *);
    325      1.1     fvdl static __inline int ahd_perform_autosense(struct scb *);
    326      1.1     fvdl static __inline uint32_t ahd_get_sense_bufsize(struct ahd_softc*, struct scb*);
    327      1.1     fvdl static __inline void ahd_freeze_simq(struct ahd_softc *);
    328      1.1     fvdl static __inline void ahd_release_simq(struct ahd_softc *);
    329      1.3   itojun static __inline void ahd_freeze_scb(struct scb *);
    330      1.1     fvdl static __inline void ahd_platform_freeze_devq(struct ahd_softc *, struct scb *);
    331      1.3   itojun static __inline int  ahd_platform_abort_scbs(struct ahd_softc *, int,
    332      1.3   itojun     char, int, u_int, role_t, uint32_t);
    333      1.1     fvdl 
    334      1.1     fvdl static __inline
    335      1.1     fvdl void ahd_set_transaction_status(struct scb *scb, uint32_t status)
    336      1.1     fvdl {
    337      1.1     fvdl 	scb->xs->error = status;
    338      1.1     fvdl }
    339      1.1     fvdl 
    340      1.1     fvdl static __inline
    341      1.1     fvdl void ahd_set_scsi_status(struct scb *scb, uint32_t status)
    342      1.1     fvdl {
    343      1.1     fvdl 	scb->xs->xs_status = status;
    344      1.1     fvdl }
    345      1.1     fvdl 
    346      1.1     fvdl static __inline
    347      1.1     fvdl void ahd_set_xfer_status(struct scb *scb, uint32_t status)
    348      1.1     fvdl {
    349      1.1     fvdl 	scb->xs->status = status;
    350      1.1     fvdl }
    351      1.1     fvdl 
    352      1.1     fvdl static __inline
    353      1.1     fvdl uint32_t ahd_get_transaction_status(struct scb *scb)
    354      1.1     fvdl {
    355      1.1     fvdl 	return (scb->xs->error);
    356      1.1     fvdl }
    357      1.1     fvdl 
    358      1.1     fvdl static __inline
    359      1.1     fvdl uint32_t ahd_get_scsi_status(struct scb *scb)
    360      1.1     fvdl {
    361      1.1     fvdl 	return (scb->xs->xs_status);
    362      1.1     fvdl }
    363      1.1     fvdl 
    364      1.1     fvdl static __inline
    365      1.1     fvdl void ahd_set_transaction_tag(struct scb *scb, int enabled, u_int type)
    366      1.1     fvdl {
    367      1.1     fvdl 	scb->xs->xs_tag_type = type;
    368      1.1     fvdl }
    369      1.1     fvdl 
    370      1.1     fvdl static __inline
    371      1.1     fvdl u_long ahd_get_transfer_length(struct scb *scb)
    372      1.1     fvdl {
    373      1.1     fvdl 	return (scb->xs->datalen);
    374      1.1     fvdl }
    375      1.1     fvdl 
    376      1.1     fvdl static __inline
    377      1.1     fvdl int ahd_get_transfer_dir(struct scb *scb)
    378      1.1     fvdl {
    379      1.1     fvdl 	return (scb->xs->xs_control & (XS_CTL_DATA_IN|XS_CTL_DATA_OUT));
    380      1.1     fvdl }
    381      1.1     fvdl 
    382      1.1     fvdl static __inline
    383      1.1     fvdl void ahd_set_residual(struct scb *scb, u_long resid)
    384      1.1     fvdl {
    385      1.1     fvdl 	scb->xs->resid = resid;
    386      1.1     fvdl }
    387      1.1     fvdl 
    388      1.1     fvdl 
    389      1.1     fvdl static __inline
    390      1.1     fvdl void ahd_set_sense_residual(struct scb *scb, u_long resid)
    391      1.1     fvdl {
    392      1.7    perry   //scb->xs->sense.scsi_sense.extra_len = resid; /* ??? */
    393      1.1     fvdl }
    394      1.1     fvdl 
    395      1.1     fvdl 
    396      1.1     fvdl static __inline
    397      1.1     fvdl u_long ahd_get_residual(struct scb *scb)
    398      1.1     fvdl {
    399      1.1     fvdl 	return (scb->xs->resid);
    400      1.1     fvdl }
    401      1.1     fvdl 
    402      1.1     fvdl static __inline
    403      1.1     fvdl int ahd_perform_autosense(struct scb *scb)
    404      1.1     fvdl {
    405      1.1     fvdl 	return (!(scb->flags & SCB_SENSE));
    406      1.1     fvdl }
    407      1.1     fvdl 
    408      1.1     fvdl static __inline uint32_t
    409      1.1     fvdl ahd_get_sense_bufsize(struct ahd_softc *ahd, struct scb *scb)
    410      1.1     fvdl {
    411      1.6  thorpej 	return (sizeof(struct scsi_sense_data));
    412      1.1     fvdl }
    413      1.1     fvdl 
    414      1.1     fvdl static __inline void
    415      1.1     fvdl ahd_freeze_simq(struct ahd_softc *ahd)
    416      1.1     fvdl {
    417      1.1     fvdl 	/* do nothing for now */
    418      1.1     fvdl }
    419      1.1     fvdl 
    420      1.1     fvdl static __inline void
    421      1.1     fvdl ahd_release_simq(struct ahd_softc *ahd)
    422      1.1     fvdl {
    423      1.1     fvdl 	/* do nothing for now */
    424      1.1     fvdl }
    425      1.1     fvdl 
    426      1.1     fvdl static __inline void
    427      1.1     fvdl ahd_freeze_scb(struct scb *scb)
    428      1.1     fvdl {
    429      1.1     fvdl   	struct scsipi_xfer *xs = scb->xs;
    430      1.1     fvdl 
    431      1.1     fvdl 	if (!(scb->flags & SCB_FREEZE_QUEUE)) {
    432      1.1     fvdl 	 	scsipi_periph_freeze(xs->xs_periph, 1);
    433      1.1     fvdl 		scb->flags |= SCB_FREEZE_QUEUE;
    434      1.1     fvdl 	}
    435      1.1     fvdl }
    436      1.1     fvdl 
    437      1.1     fvdl static __inline void
    438      1.1     fvdl ahd_platform_freeze_devq(struct ahd_softc *ahd, struct scb *scb)
    439      1.1     fvdl {
    440      1.1     fvdl 	/* Nothing to do here for NetBSD */
    441      1.1     fvdl }
    442      1.1     fvdl 
    443      1.1     fvdl static __inline int
    444      1.1     fvdl ahd_platform_abort_scbs(struct ahd_softc *ahd, int target,
    445  1.7.4.1     yamt     char channel, int lun, u_int tag,
    446  1.7.4.1     yamt     role_t role, uint32_t status)
    447      1.1     fvdl {
    448      1.1     fvdl 	/* Nothing to do here for NetBSD */
    449      1.1     fvdl 	return (0);
    450      1.1     fvdl }
    451      1.1     fvdl 
    452      1.1     fvdl static __inline void
    453      1.1     fvdl ahd_platform_scb_free(struct ahd_softc *ahd, struct scb *scb)
    454      1.1     fvdl {
    455  1.7.4.1     yamt #ifdef __FreeBSD__
    456      1.1     fvdl 	/* What do we do to generically handle driver resource shortages??? */
    457      1.1     fvdl 	if ((ahd->flags & AHD_RESOURCE_SHORTAGE) != 0
    458      1.1     fvdl 	 && scb->io_ctx != NULL
    459      1.1     fvdl 	 && (scb->io_ctx->ccb_h.status & CAM_RELEASE_SIMQ) == 0) {
    460      1.1     fvdl 		scb->io_ctx->ccb_h.status |= CAM_RELEASE_SIMQ;
    461      1.1     fvdl 		ahd->flags &= ~AHD_RESOURCE_SHORTAGE;
    462      1.1     fvdl 	}
    463      1.1     fvdl 	scb->io_ctx = NULL;
    464      1.1     fvdl #endif /* end of modification */
    465      1.1     fvdl }
    466      1.1     fvdl 
    467      1.1     fvdl /********************************** PCI ***************************************/
    468      1.1     fvdl #if AHD_PCI_CONFIG > 0
    469      1.3   itojun static __inline uint32_t ahd_pci_read_config(ahd_dev_softc_t, int, int);
    470      1.3   itojun static __inline void	 ahd_pci_write_config(ahd_dev_softc_t, int,
    471      1.3   itojun     uint32_t, int);
    472      1.1     fvdl static __inline int	 ahd_get_pci_function(ahd_dev_softc_t);
    473      1.1     fvdl static __inline int	 ahd_get_pci_slot(ahd_dev_softc_t);
    474      1.1     fvdl static __inline int	 ahd_get_pci_bus(ahd_dev_softc_t);
    475      1.1     fvdl 
    476      1.3   itojun int			 ahd_pci_map_registers(struct ahd_softc *);
    477      1.3   itojun int			 ahd_pci_map_int(struct ahd_softc *);
    478      1.1     fvdl 
    479      1.1     fvdl static __inline uint32_t
    480      1.1     fvdl ahd_pci_read_config(ahd_dev_softc_t pci, int reg, int width)
    481      1.1     fvdl {
    482      1.1     fvdl 	return (pci_read_config(pci, reg, width));
    483      1.1     fvdl }
    484      1.1     fvdl 
    485      1.1     fvdl static __inline void
    486      1.1     fvdl ahd_pci_write_config(ahd_dev_softc_t pci, int reg, uint32_t value, int width)
    487      1.1     fvdl {
    488      1.1     fvdl 	pci_write_config(pci, reg, value, width);
    489      1.1     fvdl }
    490      1.1     fvdl 
    491      1.1     fvdl static __inline int
    492      1.1     fvdl ahd_get_pci_function(ahd_dev_softc_t pci)
    493      1.1     fvdl {
    494      1.1     fvdl 	return (pci_get_function(pci));
    495      1.1     fvdl }
    496      1.1     fvdl 
    497      1.1     fvdl static __inline int
    498      1.1     fvdl ahd_get_pci_slot(ahd_dev_softc_t pci)
    499      1.1     fvdl {
    500      1.1     fvdl 	return (pci_get_slot(pci));
    501      1.1     fvdl }
    502      1.1     fvdl 
    503      1.1     fvdl 
    504      1.1     fvdl static __inline int
    505      1.1     fvdl ahd_get_pci_bus(ahd_dev_softc_t pci)
    506      1.1     fvdl {
    507      1.1     fvdl 	return (pci_get_bus(pci));
    508      1.1     fvdl }
    509      1.1     fvdl #endif
    510      1.1     fvdl 
    511      1.1     fvdl typedef enum
    512      1.1     fvdl {
    513      1.1     fvdl 	AHD_POWER_STATE_D0,
    514      1.1     fvdl 	AHD_POWER_STATE_D1,
    515      1.1     fvdl 	AHD_POWER_STATE_D2,
    516      1.1     fvdl 	AHD_POWER_STATE_D3
    517      1.1     fvdl } ahd_power_state;
    518      1.1     fvdl 
    519      1.3   itojun void ahd_power_state_change(struct ahd_softc *, ahd_power_state);
    520      1.1     fvdl 
    521      1.1     fvdl /******************************** VL/EISA *************************************/
    522      1.3   itojun int aic7770_map_registers(struct ahd_softc *);
    523      1.3   itojun int aic7770_map_int(struct ahd_softc *, int);
    524      1.1     fvdl 
    525      1.1     fvdl /********************************* Debug **************************************/
    526      1.1     fvdl static __inline void	ahd_print_path(struct ahd_softc *, struct scb *);
    527      1.3   itojun static __inline void	ahd_platform_dump_card_state(struct ahd_softc *);
    528      1.1     fvdl static __inline void
    529      1.1     fvdl ahd_print_path(struct ahd_softc *ahd, struct scb *scb)
    530      1.1     fvdl {
    531      1.1     fvdl 	printf("%s:", ahd->sc_dev.dv_xname);
    532      1.1     fvdl }
    533      1.1     fvdl 
    534      1.1     fvdl static __inline void
    535      1.1     fvdl ahd_platform_dump_card_state(struct ahd_softc *ahd)
    536      1.1     fvdl {
    537      1.1     fvdl 	/* Nothing to do here for NetBSD */
    538      1.1     fvdl }
    539      1.1     fvdl /**************************** Transfer Settings *******************************/
    540      1.1     fvdl void	  ahd_notify_xfer_settings_change(struct ahd_softc *,
    541      1.1     fvdl 					  struct ahd_devinfo *);
    542      1.1     fvdl void	  ahd_platform_set_tags(struct ahd_softc *, struct ahd_devinfo *,
    543      1.1     fvdl 				ahd_queue_alg);
    544      1.1     fvdl 
    545      1.1     fvdl /************************* Initialization/Teardown ****************************/
    546      1.3   itojun int	  ahd_platform_alloc(struct ahd_softc *, void *);
    547      1.3   itojun void	  ahd_platform_free(struct ahd_softc *);
    548      1.3   itojun int	  ahd_map_int(struct ahd_softc *);
    549      1.1     fvdl int	  ahd_attach(struct ahd_softc *);
    550      1.3   itojun int	  ahd_softc_comp(struct ahd_softc *, struct ahd_softc *);
    551      1.3   itojun int 	  ahd_detach(struct device *, int);
    552      1.1     fvdl #define	ahd_platform_init(arg)
    553      1.1     fvdl 
    554      1.1     fvdl 
    555      1.1     fvdl /****************************** Interrupts ************************************/
    556      1.1     fvdl void			ahd_platform_intr(void *);
    557      1.3   itojun static __inline void	ahd_platform_flushwork(struct ahd_softc *);
    558      1.1     fvdl static __inline void
    559      1.1     fvdl ahd_platform_flushwork(struct ahd_softc *ahd)
    560      1.1     fvdl {
    561      1.1     fvdl 	/* Nothing to do here for NetBSD */
    562      1.1     fvdl }
    563      1.1     fvdl 
    564      1.1     fvdl /************************ Misc Function Declarations **************************/
    565      1.3   itojun void	ahd_done(struct ahd_softc *, struct scb *);
    566      1.3   itojun void	ahd_send_async(struct ahd_softc *, char , u_int, u_int, u_int, void *);
    567      1.1     fvdl 
    568      1.1     fvdl #endif  /* _AIC79XX_NETBSD_H_ */
    569