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