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-rw-r--r--drivers/scsi/aic7xxx/aic79xx_inline.h172
1 files changed, 172 insertions, 0 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx_inline.h b/drivers/scsi/aic7xxx/aic79xx_inline.h
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+++ b/drivers/scsi/aic7xxx/aic79xx_inline.h
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+/*
+ * 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_ */