/*
* Inline routines shareable across OS platforms .
*
* Copyright ( c ) 1994 - 2001 Justin T . Gibbs .
* Copyright ( c ) 2000 - 2003 Adaptec Inc .
* 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 .
* 2 . Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the " NO WARRANTY " disclaimer below
* ( " Disclaimer " ) and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution .
* 3 . Neither the names of the above - listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission .
*
* Alternatively , this software may be distributed under the terms of the
* GNU General Public License ( " GPL " ) version 2 as published by the Free
* Software Foundation .
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* " AS IS " AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT
* LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES .
*
* $ Id : //depot/aic7xxx/aic7xxx/aic79xx_inline.h#59 $
*
* $ FreeBSD $
*/
#ifndef _AIC79XX_INLINE_H_
#define _AIC79XX_INLINE_H_
/******************************** Debugging ***********************************/
static inline char *ahd_name(struct ahd_softc *ahd);
static inline char *ahd_name(struct ahd_softc *ahd)
{
return (ahd->name);
}
/************************ Sequencer Execution Control *************************/
static inline void ahd_known_modes(struct ahd_softc *ahd,
ahd_mode src, ahd_mode dst);
static inline ahd_mode_state ahd_build_mode_state(struct ahd_softc *ahd,
ahd_mode src,
ahd_mode dst);
static inline void ahd_extract_mode_state(struct ahd_softc *ahd,
ahd_mode_state state,
ahd_mode *src, ahd_mode *dst);
void ahd_set_modes(struct ahd_softc *ahd, ahd_mode src,
ahd_mode dst);
ahd_mode_state ahd_save_modes(struct ahd_softc *ahd);
void ahd_restore_modes(struct ahd_softc *ahd,
ahd_mode_state state);
int ahd_is_paused(struct ahd_softc *ahd);
void ahd_pause(struct ahd_softc *ahd);
void ahd_unpause(struct ahd_softc *ahd);
static inline void
ahd_known_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
{
ahd->src_mode = src;
ahd->dst_mode = dst;
ahd->saved_src_mode = src;
ahd->saved_dst_mode = dst;
}
static inline ahd_mode_state
ahd_build_mode_state(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
{
return ((src << SRC_MODE_SHIFT) | (dst << DST_MODE_SHIFT));
}
static inline void
ahd_extract_mode_state(struct ahd_softc *ahd, ahd_mode_state state,
ahd_mode *src, ahd_mode *dst)
{
*src = (state & SRC_MODE) >> SRC_MODE_SHIFT;
*dst = (state & DST_MODE) >> DST_MODE_SHIFT;
}
/*********************** Scatter Gather List Handling *************************/
void *ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
void *sgptr, dma_addr_t addr,
bus_size_t len, int last);
/************************** Memory mapping routines ***************************/
static inline size_t ahd_sg_size(struct ahd_softc *ahd);
void ahd_sync_sglist(struct ahd_softc *ahd,
struct scb *scb, int op);
static inline size_t ahd_sg_size(struct ahd_softc *ahd)
{
if ((ahd->flags & AHD_64BIT_ADDRESSING) != 0 )
return (sizeof (struct ahd_dma64_seg));
return (sizeof (struct ahd_dma_seg));
}
/*********************** Miscellaneous Support Functions ***********************/
struct ahd_initiator_tinfo *
ahd_fetch_transinfo(struct ahd_softc *ahd,
char channel, u_int our_id,
u_int remote_id,
struct ahd_tmode_tstate **tstate);
uint16_t
ahd_inw(struct ahd_softc *ahd, u_int port);
void ahd_outw(struct ahd_softc *ahd, u_int port,
u_int value);
uint32_t
ahd_inl(struct ahd_softc *ahd, u_int port);
void ahd_outl(struct ahd_softc *ahd, u_int port,
uint32_t value);
uint64_t
ahd_inq(struct ahd_softc *ahd, u_int port);
void ahd_outq(struct ahd_softc *ahd, u_int port,
uint64_t value);
u_int ahd_get_scbptr(struct ahd_softc *ahd);
void ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr);
u_int ahd_inb_scbram(struct ahd_softc *ahd, u_int offset);
u_int ahd_inw_scbram(struct ahd_softc *ahd, u_int offset);
struct scb *
ahd_lookup_scb(struct ahd_softc *ahd, u_int tag);
void ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb);
static inline uint8_t *ahd_get_sense_buf(struct ahd_softc *ahd,
struct scb *scb);
static inline uint32_t ahd_get_sense_bufaddr(struct ahd_softc *ahd,
struct scb *scb);
#if 0 /* unused */
#define AHD_COPY_COL_IDX(dst, src) \
do { \
dst->hscb->scsiid = src->hscb->scsiid; \
dst->hscb->lun = src->hscb->lun; \
} while (0 )
#endif
static inline uint8_t *
ahd_get_sense_buf(struct ahd_softc *ahd, struct scb *scb)
{
return (scb->sense_data);
}
static inline uint32_t
ahd_get_sense_bufaddr(struct ahd_softc *ahd, struct scb *scb)
{
return (scb->sense_busaddr);
}
/************************** Interrupt Processing ******************************/
int ahd_intr(struct ahd_softc *ahd);
#endif /* _AIC79XX_INLINE_H_ */
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