patch-2.4.22 linux-2.4.22/drivers/scsi/aic79xx/aic79xx_inline.h

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diff -urN linux-2.4.21/drivers/scsi/aic79xx/aic79xx_inline.h linux-2.4.22/drivers/scsi/aic79xx/aic79xx_inline.h
@@ -1,950 +0,0 @@
-/*
- * 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#41 $
- *
- * $FreeBSD$
- */
-
-#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);
-static __inline void ahd_set_modes(struct ahd_softc *ahd, ahd_mode src,
-				   ahd_mode dst);
-static __inline void ahd_update_modes(struct ahd_softc *ahd);
-static __inline void ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode,
-				      ahd_mode dstmode, const char *file,
-				      int line);
-static __inline ahd_mode_state ahd_save_modes(struct ahd_softc *ahd);
-static __inline void ahd_restore_modes(struct ahd_softc *ahd,
-				       ahd_mode_state state);
-static __inline int  ahd_is_paused(struct ahd_softc *ahd);
-static __inline void ahd_pause(struct ahd_softc *ahd);
-static __inline 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;
-}
-
-static __inline void
-ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
-{
-	if (ahd->src_mode == src && ahd->dst_mode == dst)
-		return;
-#ifdef AHD_DEBUG
-	if (ahd->src_mode == AHD_MODE_UNKNOWN
-	 || ahd->dst_mode == AHD_MODE_UNKNOWN)
-		panic("Setting mode prior to saving it.\n");
-	if ((ahd_debug & AHD_SHOW_MODEPTR) != 0)
-		printf("%s: Setting mode 0x%x\n", ahd_name(ahd),
-		       ahd_build_mode_state(ahd, src, dst));
-#endif
-	ahd_outb(ahd, MODE_PTR, ahd_build_mode_state(ahd, src, dst));
-	ahd->src_mode = src;
-	ahd->dst_mode = dst;
-}
-
-static __inline void
-ahd_update_modes(struct ahd_softc *ahd)
-{
-	ahd_mode_state mode_ptr;
-	ahd_mode src;
-	ahd_mode dst;
-
-	mode_ptr = ahd_inb(ahd, MODE_PTR);
-#ifdef AHD_DEBUG
-	if ((ahd_debug & AHD_SHOW_MODEPTR) != 0)
-		printf("Reading mode 0x%x\n", mode_ptr);
-#endif
-	ahd_extract_mode_state(ahd, mode_ptr, &src, &dst);
-	ahd_known_modes(ahd, src, dst);
-}
-
-static __inline void
-ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode,
-		 ahd_mode dstmode, const char *file, int line)
-{
-#ifdef AHD_DEBUG
-	if ((srcmode & AHD_MK_MSK(ahd->src_mode)) == 0
-	 || (dstmode & AHD_MK_MSK(ahd->dst_mode)) == 0) {
-		panic("%s:%s:%d: Mode assertion failed.\n",
-		       ahd_name(ahd), file, line);
-	}
-#endif
-}
-
-static __inline ahd_mode_state
-ahd_save_modes(struct ahd_softc *ahd)
-{
-	if (ahd->src_mode == AHD_MODE_UNKNOWN
-	 || ahd->dst_mode == AHD_MODE_UNKNOWN)
-		ahd_update_modes(ahd);
-
-	return (ahd_build_mode_state(ahd, ahd->src_mode, ahd->dst_mode));
-}
-
-static __inline void
-ahd_restore_modes(struct ahd_softc *ahd, ahd_mode_state state)
-{
-	ahd_mode src;
-	ahd_mode dst;
-
-	ahd_extract_mode_state(ahd, state, &src, &dst);
-	ahd_set_modes(ahd, src, dst);
-}
-
-#define AHD_ASSERT_MODES(ahd, source, dest) \
-	ahd_assert_modes(ahd, source, dest, __FILE__, __LINE__);
-
-/*
- * Determine whether the sequencer has halted code execution.
- * Returns non-zero status if the sequencer is stopped.
- */
-static __inline int
-ahd_is_paused(struct ahd_softc *ahd)
-{
-	return ((ahd_inb(ahd, HCNTRL) & PAUSE) != 0);
-}
-
-/*
- * Request that the sequencer stop and wait, indefinitely, for it
- * to stop.  The sequencer will only acknowledge that it is paused
- * once it has reached an instruction boundary and PAUSEDIS is
- * cleared in the SEQCTL register.  The sequencer may use PAUSEDIS
- * for critical sections.
- */
-static __inline void
-ahd_pause(struct ahd_softc *ahd)
-{
-	ahd_outb(ahd, HCNTRL, ahd->pause);
-
-	/*
-	 * Since the sequencer can disable pausing in a critical section, we
-	 * must loop until it actually stops.
-	 */
-	while (ahd_is_paused(ahd) == 0)
-		;
-}
-
-/*
- * Allow the sequencer to continue program execution.
- * We check here to ensure that no additional interrupt
- * sources that would cause the sequencer to halt have been
- * asserted.  If, for example, a SCSI bus reset is detected
- * while we are fielding a different, pausing, interrupt type,
- * we don't want to release the sequencer before going back
- * into our interrupt handler and dealing with this new
- * condition.
- */
-static __inline void
-ahd_unpause(struct ahd_softc *ahd)
-{
-	/*
-	 * Automatically restore our modes to those saved
-	 * prior to the first change of the mode.
-	 */
-	if (ahd->saved_src_mode != AHD_MODE_UNKNOWN
-	 && ahd->saved_dst_mode != AHD_MODE_UNKNOWN) {
-		if ((ahd->flags & AHD_UPDATE_PEND_CMDS) != 0)
-			ahd_reset_cmds_pending(ahd);
-		ahd_set_modes(ahd, ahd->saved_src_mode, ahd->saved_dst_mode);
-	}
-
-	if ((ahd_inb(ahd, INTSTAT) & ~(SWTMINT | CMDCMPLT)) == 0)
-		ahd_outb(ahd, HCNTRL, ahd->unpause);
-
-	ahd_known_modes(ahd, AHD_MODE_UNKNOWN, AHD_MODE_UNKNOWN);
-}
-
-/*********************** Scatter Gather List Handling *************************/
-static __inline void	*ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
-				      void *sgptr, bus_addr_t addr,
-				      bus_size_t len, int last);
-static __inline void	 ahd_setup_scb_common(struct ahd_softc *ahd,
-					      struct scb *scb);
-static __inline void	 ahd_setup_data_scb(struct ahd_softc *ahd,
-					    struct scb *scb);
-static __inline void	 ahd_setup_noxfer_scb(struct ahd_softc *ahd,
-					      struct scb *scb);
-
-static __inline void *
-ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
-	     void *sgptr, bus_addr_t addr, bus_size_t len, int last)
-{
-	scb->sg_count++;
-	if (sizeof(bus_addr_t) > 4
-	 && (ahd->flags & AHD_64BIT_ADDRESSING) != 0) {
-		struct ahd_dma64_seg *sg;
-
-		sg = (struct ahd_dma64_seg *)sgptr;
-		sg->addr = ahd_htole64(addr);
-		sg->len = ahd_htole32(len | (last ? AHD_DMA_LAST_SEG : 0));
-		return (sg + 1);
-	} else {
-		struct ahd_dma_seg *sg;
-
-		sg = (struct ahd_dma_seg *)sgptr;
-		sg->addr = ahd_htole32(addr & 0xFFFFFFFF);
-		sg->len = ahd_htole32(len | ((addr >> 8) & 0x7F000000)
-				    | (last ? AHD_DMA_LAST_SEG : 0));
-		return (sg + 1);
-	}
-}
-
-static __inline void
-ahd_setup_scb_common(struct ahd_softc *ahd, struct scb *scb)
-{
-	/* XXX Handle target mode SCBs. */
-	scb->crc_retry_count = 0;
-	if ((scb->flags & SCB_PACKETIZED) != 0) {
-		/* XXX what about ACA??  It is type 4, but TAG_TYPE == 0x3. */
-		scb->hscb->task_attribute= scb->hscb->control & SCB_TAG_TYPE;
-		/*
-		 * For Rev A short lun workaround.
-		 */
-		scb->hscb->pkt_long_lun[6] = scb->hscb->lun;
-	}
-
-	if (scb->hscb->cdb_len <= MAX_CDB_LEN_WITH_SENSE_ADDR
-	 || (scb->hscb->cdb_len & SCB_CDB_LEN_PTR) != 0)
-		scb->hscb->shared_data.idata.cdb_plus_saddr.sense_addr =
-		    ahd_htole32(scb->sense_busaddr);
-}
-
-static __inline void
-ahd_setup_data_scb(struct ahd_softc *ahd, struct scb *scb)
-{
-	/*
-	 * Copy the first SG into the "current" data ponter area.
-	 */
-	if ((ahd->flags & AHD_64BIT_ADDRESSING) != 0) {
-		struct ahd_dma64_seg *sg;
-
-		sg = (struct ahd_dma64_seg *)scb->sg_list;
-		scb->hscb->dataptr = sg->addr;
-		scb->hscb->datacnt = sg->len;
-	} else {
-		struct ahd_dma_seg *sg;
-
-		sg = (struct ahd_dma_seg *)scb->sg_list;
-		scb->hscb->dataptr = sg->addr;
-		if ((ahd->flags & AHD_39BIT_ADDRESSING) != 0) {
-			uint64_t high_addr;
-
-			high_addr = ahd_le32toh(sg->len) & 0x7F000000;
-			scb->hscb->dataptr |= ahd_htole64(high_addr << 8);
-		}
-		scb->hscb->datacnt = sg->len;
-	}
-	/*
-	 * Note where to find the SG entries in bus space.
-	 * We also set the full residual flag which the 
-	 * sequencer will clear as soon as a data transfer
-	 * occurs.
-	 */
-	scb->hscb->sgptr = ahd_htole32(scb->sg_list_busaddr|SG_FULL_RESID);
-}
-
-static __inline void
-ahd_setup_noxfer_scb(struct ahd_softc *ahd, struct scb *scb)
-{
-	scb->hscb->sgptr = ahd_htole32(SG_LIST_NULL);
-	scb->hscb->dataptr = 0;
-	scb->hscb->datacnt = 0;
-}
-
-/************************** Memory mapping routines ***************************/
-static __inline size_t	ahd_sg_size(struct ahd_softc *ahd);
-static __inline void *
-			ahd_sg_bus_to_virt(struct ahd_softc *ahd,
-					   struct scb *scb,
-					   uint32_t sg_busaddr);
-static __inline uint32_t
-			ahd_sg_virt_to_bus(struct ahd_softc *ahd,
-					   struct scb *scb,
-					   void *sg);
-static __inline void	ahd_sync_scb(struct ahd_softc *ahd,
-				     struct scb *scb, int op);
-static __inline void	ahd_sync_sglist(struct ahd_softc *ahd,
-					struct scb *scb, int op);
-static __inline void	ahd_sync_sense(struct ahd_softc *ahd,
-				       struct scb *scb, int op);
-static __inline uint32_t
-			ahd_targetcmd_offset(struct ahd_softc *ahd,
-					     u_int index);
-
-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));
-}
-
-static __inline void *
-ahd_sg_bus_to_virt(struct ahd_softc *ahd, struct scb *scb, uint32_t sg_busaddr)
-{
-	bus_addr_t sg_offset;
-
-	/* sg_list_phys points to entry 1, not 0 */
-	sg_offset = sg_busaddr - (scb->sg_list_busaddr - ahd_sg_size(ahd));
-	return ((uint8_t *)scb->sg_list + sg_offset);
-}
-
-static __inline uint32_t
-ahd_sg_virt_to_bus(struct ahd_softc *ahd, struct scb *scb, void *sg)
-{
-	bus_addr_t sg_offset;
-
-	/* sg_list_phys points to entry 1, not 0 */
-	sg_offset = ((uint8_t *)sg - (uint8_t *)scb->sg_list)
-		  - ahd_sg_size(ahd);
-
-	return (scb->sg_list_busaddr + sg_offset);
-}
-
-static __inline void
-ahd_sync_scb(struct ahd_softc *ahd, struct scb *scb, int op)
-{
-	ahd_dmamap_sync(ahd, ahd->scb_data.hscb_dmat,
-			scb->hscb_map->dmamap,
-			/*offset*/(uint8_t*)scb->hscb - scb->hscb_map->vaddr,
-			/*len*/sizeof(*scb->hscb), op);
-}
-
-static __inline void
-ahd_sync_sglist(struct ahd_softc *ahd, struct scb *scb, int op)
-{
-	if (scb->sg_count == 0)
-		return;
-
-	ahd_dmamap_sync(ahd, ahd->scb_data.sg_dmat,
-			scb->sg_map->dmamap,
-			/*offset*/scb->sg_list_busaddr - ahd_sg_size(ahd),
-			/*len*/ahd_sg_size(ahd) * scb->sg_count, op);
-}
-
-static __inline void
-ahd_sync_sense(struct ahd_softc *ahd, struct scb *scb, int op)
-{
-	ahd_dmamap_sync(ahd, ahd->scb_data.sense_dmat,
-			scb->sense_map->dmamap,
-			/*offset*/scb->sense_busaddr,
-			/*len*/AHD_SENSE_BUFSIZE, op);
-}
-
-static __inline uint32_t
-ahd_targetcmd_offset(struct ahd_softc *ahd, u_int index)
-{
-	return (((uint8_t *)&ahd->targetcmds[index])
-	       - (uint8_t *)ahd->qoutfifo);
-}
-
-/*********************** Miscelaneous Support Functions ***********************/
-static __inline void	ahd_complete_scb(struct ahd_softc *ahd,
-					 struct scb *scb);
-static __inline void	ahd_update_residual(struct ahd_softc *ahd,
-					    struct scb *scb);
-static __inline 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);
-static __inline uint16_t
-			ahd_inw(struct ahd_softc *ahd, u_int port);
-static __inline void	ahd_outw(struct ahd_softc *ahd, u_int port,
-				 u_int value);
-static __inline uint32_t
-			ahd_inl(struct ahd_softc *ahd, u_int port);
-static __inline void	ahd_outl(struct ahd_softc *ahd, u_int port,
-				 uint32_t value);
-static __inline uint64_t
-			ahd_inq(struct ahd_softc *ahd, u_int port);
-static __inline void	ahd_outq(struct ahd_softc *ahd, u_int port,
-				 uint64_t value);
-static __inline u_int	ahd_get_scbptr(struct ahd_softc *ahd);
-static __inline void	ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr);
-static __inline u_int	ahd_get_hnscb_qoff(struct ahd_softc *ahd);
-static __inline void	ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value);
-static __inline u_int	ahd_get_hescb_qoff(struct ahd_softc *ahd);
-static __inline void	ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value);
-static __inline u_int	ahd_get_snscb_qoff(struct ahd_softc *ahd);
-static __inline void	ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value);
-static __inline u_int	ahd_get_sescb_qoff(struct ahd_softc *ahd);
-static __inline void	ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value);
-static __inline u_int	ahd_get_sdscb_qoff(struct ahd_softc *ahd);
-static __inline void	ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value);
-static __inline u_int	ahd_inb_scbram(struct ahd_softc *ahd, u_int offset);
-static __inline u_int	ahd_inw_scbram(struct ahd_softc *ahd, u_int offset);
-static __inline uint32_t
-			ahd_inl_scbram(struct ahd_softc *ahd, u_int offset);
-static __inline void	ahd_swap_with_next_hscb(struct ahd_softc *ahd,
-						struct scb *scb);
-static __inline 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);
-
-static __inline void
-ahd_complete_scb(struct ahd_softc *ahd, struct scb *scb)
-{
-	uint32_t sgptr;
-
-	sgptr = ahd_le32toh(scb->hscb->sgptr);
-	if ((sgptr & SG_STATUS_VALID) != 0)
-		ahd_handle_scb_status(ahd, scb);
-	else
-		ahd_done(ahd, scb);
-}
-
-/*
- * Determine whether the sequencer reported a residual
- * for this SCB/transaction.
- */
-static __inline void
-ahd_update_residual(struct ahd_softc *ahd, struct scb *scb)
-{
-	uint32_t sgptr;
-
-	sgptr = ahd_le32toh(scb->hscb->sgptr);
-	if ((sgptr & SG_STATUS_VALID) != 0)
-		ahd_calc_residual(ahd, scb);
-}
-
-/*
- * Return pointers to the transfer negotiation information
- * for the specified our_id/remote_id pair.
- */
-static __inline 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)
-{
-	/*
-	 * Transfer data structures are stored from the perspective
-	 * of the target role.  Since the parameters for a connection
-	 * in the initiator role to a given target are the same as
-	 * when the roles are reversed, we pretend we are the target.
-	 */
-	if (channel == 'B')
-		our_id += 8;
-	*tstate = ahd->enabled_targets[our_id];
-	return (&(*tstate)->transinfo[remote_id]);
-}
-
-#define AHD_COPY_COL_IDX(dst, src)				\
-do {								\
-	dst->hscb->scsiid = src->hscb->scsiid;			\
-	dst->hscb->lun = src->hscb->lun;			\
-} while (0)
-
-static __inline uint16_t
-ahd_inw(struct ahd_softc *ahd, u_int port)
-{
-	return ((ahd_inb(ahd, port+1) << 8) | ahd_inb(ahd, port));
-}
-
-static __inline void
-ahd_outw(struct ahd_softc *ahd, u_int port, u_int value)
-{
-	ahd_outb(ahd, port, value & 0xFF);
-	ahd_outb(ahd, port+1, (value >> 8) & 0xFF);
-}
-
-static __inline uint32_t
-ahd_inl(struct ahd_softc *ahd, u_int port)
-{
-	return ((ahd_inb(ahd, port))
-	      | (ahd_inb(ahd, port+1) << 8)
-	      | (ahd_inb(ahd, port+2) << 16)
-	      | (ahd_inb(ahd, port+3) << 24));
-}
-
-static __inline void
-ahd_outl(struct ahd_softc *ahd, u_int port, uint32_t value)
-{
-	ahd_outb(ahd, port, (value) & 0xFF);
-	ahd_outb(ahd, port+1, ((value) >> 8) & 0xFF);
-	ahd_outb(ahd, port+2, ((value) >> 16) & 0xFF);
-	ahd_outb(ahd, port+3, ((value) >> 24) & 0xFF);
-}
-
-static __inline uint64_t
-ahd_inq(struct ahd_softc *ahd, u_int port)
-{
-	return ((ahd_inb(ahd, port))
-	      | (ahd_inb(ahd, port+1) << 8)
-	      | (ahd_inb(ahd, port+2) << 16)
-	      | (ahd_inb(ahd, port+3) << 24)
-	      | (((uint64_t)ahd_inb(ahd, port+4)) << 32)
-	      | (((uint64_t)ahd_inb(ahd, port+5)) << 40)
-	      | (((uint64_t)ahd_inb(ahd, port+6)) << 48)
-	      | (((uint64_t)ahd_inb(ahd, port+7)) << 56));
-}
-
-static __inline void
-ahd_outq(struct ahd_softc *ahd, u_int port, uint64_t value)
-{
-	ahd_outb(ahd, port, value & 0xFF);
-	ahd_outb(ahd, port+1, (value >> 8) & 0xFF);
-	ahd_outb(ahd, port+2, (value >> 16) & 0xFF);
-	ahd_outb(ahd, port+3, (value >> 24) & 0xFF);
-	ahd_outb(ahd, port+4, (value >> 32) & 0xFF);
-	ahd_outb(ahd, port+5, (value >> 40) & 0xFF);
-	ahd_outb(ahd, port+6, (value >> 48) & 0xFF);
-	ahd_outb(ahd, port+7, (value >> 56) & 0xFF);
-}
-
-static __inline u_int
-ahd_get_scbptr(struct ahd_softc *ahd)
-{
-	AHD_ASSERT_MODES(ahd, ~(AHD_MODE_UNKNOWN_MSK|AHD_MODE_CFG_MSK),
-			 ~(AHD_MODE_UNKNOWN_MSK|AHD_MODE_CFG_MSK));
-	return (ahd_inb(ahd, SCBPTR) | (ahd_inb(ahd, SCBPTR + 1) << 8));
-}
-
-static __inline void
-ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr)
-{
-	AHD_ASSERT_MODES(ahd, ~(AHD_MODE_UNKNOWN_MSK|AHD_MODE_CFG_MSK),
-			 ~(AHD_MODE_UNKNOWN_MSK|AHD_MODE_CFG_MSK));
-	ahd_outb(ahd, SCBPTR, scbptr & 0xFF);
-	ahd_outb(ahd, SCBPTR+1, (scbptr >> 8) & 0xFF);
-}
-
-static __inline u_int
-ahd_get_hnscb_qoff(struct ahd_softc *ahd)
-{
-	return (ahd_inw_atomic(ahd, HNSCB_QOFF));
-}
-
-static __inline void
-ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value)
-{
-	ahd_outw_atomic(ahd, HNSCB_QOFF, value);
-}
-
-static __inline u_int
-ahd_get_hescb_qoff(struct ahd_softc *ahd)
-{
-	return (ahd_inb(ahd, HESCB_QOFF));
-}
-
-static __inline void
-ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value)
-{
-	ahd_outb(ahd, HESCB_QOFF, value);
-}
-
-static __inline u_int
-ahd_get_snscb_qoff(struct ahd_softc *ahd)
-{
-	u_int oldvalue;
-
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	oldvalue = ahd_inw(ahd, SNSCB_QOFF);
-	ahd_outw(ahd, SNSCB_QOFF, oldvalue);
-	return (oldvalue);
-}
-
-static __inline void
-ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value)
-{
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	ahd_outw(ahd, SNSCB_QOFF, value);
-}
-
-static __inline u_int
-ahd_get_sescb_qoff(struct ahd_softc *ahd)
-{
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	return (ahd_inb(ahd, SESCB_QOFF));
-}
-
-static __inline void
-ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value)
-{
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	ahd_outb(ahd, SESCB_QOFF, value);
-}
-
-static __inline u_int
-ahd_get_sdscb_qoff(struct ahd_softc *ahd)
-{
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	return (ahd_inb(ahd, SDSCB_QOFF) | (ahd_inb(ahd, SDSCB_QOFF + 1) << 8));
-}
-
-static __inline void
-ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value)
-{
-	AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
-	ahd_outb(ahd, SDSCB_QOFF, value & 0xFF);
-	ahd_outb(ahd, SDSCB_QOFF+1, (value >> 8) & 0xFF);
-}
-
-static __inline u_int
-ahd_inb_scbram(struct ahd_softc *ahd, u_int offset)
-{
-	u_int value;
-
-	/*
-	 * Workaround PCI-X Rev A. hardware bug.
-	 * After a host read of SCB memory, the chip
-	 * may become confused into thinking prefetch
-	 * was required.  This starts the discard timer
-	 * running and can cause an unexpected discard
-	 * timer interrupt.  The work around is to read
-	 * a normal register prior to the exhaustion of
-	 * the discard timer.  The mode pointer register
-	 * has no side effects and so serves well for
-	 * this purpose.
-	 *
-	 * Razor #528
-	 */
-	value = ahd_inb(ahd, offset);
-	ahd_inb(ahd, MODE_PTR);
-	return (value);
-}
-
-static __inline u_int
-ahd_inw_scbram(struct ahd_softc *ahd, u_int offset)
-{
-	return (ahd_inb_scbram(ahd, offset)
-	      | (ahd_inb_scbram(ahd, offset+1) << 8));
-}
-
-static __inline uint32_t
-ahd_inl_scbram(struct ahd_softc *ahd, u_int offset)
-{
-	return (ahd_inb_scbram(ahd, offset)
-	      | (ahd_inb_scbram(ahd, offset+1) << 8)
-	      | (ahd_inb_scbram(ahd, offset+2) << 16)
-	      | (ahd_inb_scbram(ahd, offset+3) << 24));
-}
-
-static __inline struct scb *
-ahd_lookup_scb(struct ahd_softc *ahd, u_int tag)
-{
-	struct scb* scb;
-
-	if (tag >= AHD_SCB_MAX)
-		return (NULL);
-	scb = ahd->scb_data.scbindex[tag];
-	if (scb != NULL)
-		ahd_sync_scb(ahd, scb,
-			     BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
-	return (scb);
-}
-
-static __inline void
-ahd_swap_with_next_hscb(struct ahd_softc *ahd, struct scb *scb)
-{
-	struct hardware_scb *q_hscb;
-	uint32_t saved_hscb_busaddr;
-
-	/*
-	 * Our queuing method is a bit tricky.  The card
-	 * knows in advance which HSCB (by address) to download,
-	 * and we can't disappoint it.  To achieve this, the next
-	 * HSCB to download is saved off in ahd->next_queued_hscb.
-	 * When we are called to queue "an arbitrary scb",
-	 * we copy the contents of the incoming HSCB to the one
-	 * the sequencer knows about, swap HSCB pointers and
-	 * finally assign the SCB to the tag indexed location
-	 * in the scb_array.  This makes sure that we can still
-	 * locate the correct SCB by SCB_TAG.
-	 */
-	q_hscb = ahd->next_queued_hscb;
-	saved_hscb_busaddr = q_hscb->hscb_busaddr;
-	memcpy(q_hscb, scb->hscb, sizeof(*scb->hscb));
-	q_hscb->hscb_busaddr = saved_hscb_busaddr;
-	q_hscb->next_hscb_busaddr = scb->hscb->hscb_busaddr;
-
-	/* Now swap HSCB pointers. */
-	ahd->next_queued_hscb = scb->hscb;
-	scb->hscb = q_hscb;
-
-	/* Now define the mapping from tag to SCB in the scbindex */
-	ahd->scb_data.scbindex[SCB_GET_TAG(scb)] = scb;
-}
-
-/*
- * Tell the sequencer about a new transaction to execute.
- */
-static __inline void
-ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb)
-{
-	ahd_swap_with_next_hscb(ahd, scb);
-
-	if (SCBID_IS_NULL(SCB_GET_TAG(scb)))
-		panic("Attempt to queue invalid SCB tag %x\n",
-		      SCB_GET_TAG(scb));
-
-	/*
-	 * Keep a history of SCBs we've downloaded in the qinfifo.
-	 */
-	ahd->qinfifo[AHD_QIN_WRAP(ahd->qinfifonext)] = SCB_GET_TAG(scb);
-	ahd->qinfifonext++;
-
-	if (scb->sg_count != 0)
-		ahd_setup_data_scb(ahd, scb);
-	else
-		ahd_setup_noxfer_scb(ahd, scb);
-	ahd_setup_scb_common(ahd, scb);
-
-	/*
-	 * Make sure our data is consistant from the
-	 * perspective of the adapter.
-	 */
-	ahd_sync_scb(ahd, scb, BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
-
-#ifdef AHD_DEBUG
-	if ((ahd_debug & AHD_SHOW_QUEUE) != 0) {
-		printf("%s: Queueing SCB 0x%x bus addr 0x%x - 0x%x%x/0x%x\n",
-		       ahd_name(ahd),
-		       SCB_GET_TAG(scb), scb->hscb->hscb_busaddr,
-		       (u_int)((scb->hscb->dataptr >> 32) & 0xFFFFFFFF),
-		       (u_int)(scb->hscb->dataptr & 0xFFFFFFFF),
-		       scb->hscb->datacnt);
-	}
-#endif
-	/* Tell the adapter about the newly queued SCB */
-	ahd_set_hnscb_qoff(ahd, ahd->qinfifonext);
-}
-
-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 ******************************/
-static __inline void	ahd_sync_qoutfifo(struct ahd_softc *ahd, int op);
-static __inline void	ahd_sync_tqinfifo(struct ahd_softc *ahd, int op);
-static __inline u_int	ahd_check_cmdcmpltqueues(struct ahd_softc *ahd);
-static __inline void	ahd_intr(struct ahd_softc *ahd);
-
-static __inline void
-ahd_sync_qoutfifo(struct ahd_softc *ahd, int op)
-{
-	ahd_dmamap_sync(ahd, ahd->shared_data_dmat, ahd->shared_data_dmamap,
-			/*offset*/0, /*len*/AHC_SCB_MAX * sizeof(uint16_t), op);
-}
-
-static __inline void
-ahd_sync_tqinfifo(struct ahd_softc *ahd, int op)
-{
-#ifdef AHD_TARGET_MODE
-	if ((ahd->flags & AHD_TARGETROLE) != 0) {
-		ahd_dmamap_sync(ahd, ahd->shared_data_dmat,
-				ahd->shared_data_dmamap,
-				ahd_targetcmd_offset(ahd, 0),
-				sizeof(struct target_cmd) * AHD_TMODE_CMDS,
-				op);
-	}
-#endif
-}
-
-/*
- * See if the firmware has posted any completed commands
- * into our in-core command complete fifos.
- */
-#define AHD_RUN_QOUTFIFO 0x1
-#define AHD_RUN_TQINFIFO 0x2
-static __inline u_int
-ahd_check_cmdcmpltqueues(struct ahd_softc *ahd)
-{
-	u_int retval;
-
-	retval = 0;
-	ahd_dmamap_sync(ahd, ahd->shared_data_dmat, ahd->shared_data_dmamap,
-			/*offset*/ahd->qoutfifonext, /*len*/2,
-			BUS_DMASYNC_POSTREAD);
-	if ((ahd->qoutfifo[ahd->qoutfifonext]
-	     & QOUTFIFO_ENTRY_VALID_LE) == ahd->qoutfifonext_valid_tag)
-		retval |= AHD_RUN_QOUTFIFO;
-#ifdef AHD_TARGET_MODE
-	if ((ahd->flags & AHD_TARGETROLE) != 0
-	 && (ahd->flags & AHD_TQINFIFO_BLOCKED) == 0) {
-		ahd_dmamap_sync(ahd, ahd->shared_data_dmat,
-				ahd->shared_data_dmamap,
-				ahd_targetcmd_offset(ahd, ahd->tqinfifofnext),
-				/*len*/sizeof(struct target_cmd),
-				BUS_DMASYNC_POSTREAD);
-		if (ahd->targetcmds[ahd->tqinfifonext].cmd_valid != 0)
-			retval |= AHD_RUN_TQINFIFO;
-	}
-#endif
-	return (retval);
-}
-
-/*
- * Catch an interrupt from the adapter
- */
-static __inline void
-ahd_intr(struct ahd_softc *ahd)
-{
-	u_int	intstat;
-
-	if ((ahd->pause & INTEN) == 0) {
-		/*
-		 * Our interrupt is not enabled on the chip
-		 * and may be disabled for re-entrancy reasons,
-		 * so just return.  This is likely just a shared
-		 * interrupt.
-		 */
-		return;
-	}
-
-	/*
-	 * Instead of directly reading the interrupt status register,
-	 * infer the cause of the interrupt by checking our in-core
-	 * completion queues.  This avoids a costly PCI bus read in
-	 * most cases.
-	 */
-	if ((ahd->flags & AHD_ALL_INTERRUPTS) == 0
-	 && (ahd_check_cmdcmpltqueues(ahd) != 0))
-		intstat = CMDCMPLT;
-	else
-		intstat = ahd_inb(ahd, INTSTAT);
-
-	if (intstat & CMDCMPLT) {
-		ahd_outb(ahd, CLRINT, CLRCMDINT);
-
-		/*
-		 * Ensure that the chip sees that we've cleared
-		 * this interrupt before we walk the output fifo.
-		 * Otherwise, we may, due to posted bus writes,
-		 * clear the interrupt after we finish the scan,
-		 * and after the sequencer has added new entries
-		 * and asserted the interrupt again.
-		 */
-		if ((ahd->bugs & AHD_INTCOLLISION_BUG) != 0) {
-			if (ahd_is_paused(ahd)) {
-				/*
-				 * Potentially lost SEQINT.
-				 * If SEQINTCODE is non-zero,
-				 * simulate the SEQINT.
-				 */
-				if (ahd_inb(ahd, SEQINTCODE) != NO_SEQINT)
-					intstat |= SEQINT;
-			}
-		} else {
-			ahd_flush_device_writes(ahd);
-		}
-		ahd_run_qoutfifo(ahd);
-		ahd->cmdcmplt_counts[ahd->cmdcmplt_bucket]++;
-		ahd->cmdcmplt_total++;
-#ifdef AHD_TARGET_MODE
-		if ((ahd->flags & AHD_TARGETROLE) != 0)
-			ahd_run_tqinfifo(ahd, /*paused*/FALSE);
-#endif
-	}
-
-	if (intstat == 0xFF && (ahd->features & AHD_REMOVABLE) != 0)
-		/* Hot eject */
-		return;
-
-	if ((intstat & INT_PEND) == 0)
-		return;
-
-	if (intstat & HWERRINT) {
-		ahd_handle_hwerrint(ahd);
-		return;
-	}
-
-	if ((intstat & (PCIINT|SPLTINT)) != 0) {
-		ahd->bus_intr(ahd);
-		return;
-	}
-
-	if ((intstat & SEQINT) != 0)
-		ahd_handle_seqint(ahd, intstat);
-
-	if ((intstat & SCSIINT) != 0)
-		ahd_handle_scsiint(ahd, intstat);
-}
-
-#endif  /* _AIC79XX_INLINE_H_ */

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TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)