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1da177e4 LT |
1 | /* |
2 | * Inline routines shareable across OS platforms. | |
3 | * | |
4 | * Copyright (c) 1994-2001 Justin T. Gibbs. | |
5 | * Copyright (c) 2000-2003 Adaptec Inc. | |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * 1. Redistributions of source code must retain the above copyright | |
12 | * notice, this list of conditions, and the following disclaimer, | |
13 | * without modification. | |
14 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer | |
15 | * substantially similar to the "NO WARRANTY" disclaimer below | |
16 | * ("Disclaimer") and any redistribution must be conditioned upon | |
17 | * including a substantially similar Disclaimer requirement for further | |
18 | * binary redistribution. | |
19 | * 3. Neither the names of the above-listed copyright holders nor the names | |
20 | * of any contributors may be used to endorse or promote products derived | |
21 | * from this software without specific prior written permission. | |
22 | * | |
23 | * Alternatively, this software may be distributed under the terms of the | |
24 | * GNU General Public License ("GPL") version 2 as published by the Free | |
25 | * Software Foundation. | |
26 | * | |
27 | * NO WARRANTY | |
28 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
29 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
30 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR | |
31 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
32 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
33 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
34 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
35 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
36 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
37 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
38 | * POSSIBILITY OF SUCH DAMAGES. | |
39 | * | |
53467e63 | 40 | * $Id: //depot/aic7xxx/aic7xxx/aic79xx_inline.h#59 $ |
1da177e4 LT |
41 | * |
42 | * $FreeBSD$ | |
43 | */ | |
44 | ||
45 | #ifndef _AIC79XX_INLINE_H_ | |
46 | #define _AIC79XX_INLINE_H_ | |
47 | ||
48 | /******************************** Debugging ***********************************/ | |
1beb6fa8 | 49 | static inline char *ahd_name(struct ahd_softc *ahd); |
1da177e4 | 50 | |
1beb6fa8 | 51 | static inline char *ahd_name(struct ahd_softc *ahd) |
1da177e4 LT |
52 | { |
53 | return (ahd->name); | |
54 | } | |
55 | ||
56 | /************************ Sequencer Execution Control *************************/ | |
1beb6fa8 | 57 | static inline void ahd_known_modes(struct ahd_softc *ahd, |
1da177e4 | 58 | ahd_mode src, ahd_mode dst); |
1beb6fa8 | 59 | static inline ahd_mode_state ahd_build_mode_state(struct ahd_softc *ahd, |
1da177e4 LT |
60 | ahd_mode src, |
61 | ahd_mode dst); | |
1beb6fa8 | 62 | static inline void ahd_extract_mode_state(struct ahd_softc *ahd, |
1da177e4 LT |
63 | ahd_mode_state state, |
64 | ahd_mode *src, ahd_mode *dst); | |
be0d6768 DV |
65 | |
66 | void ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, | |
67 | ahd_mode dst); | |
be0d6768 DV |
68 | ahd_mode_state ahd_save_modes(struct ahd_softc *ahd); |
69 | void ahd_restore_modes(struct ahd_softc *ahd, | |
70 | ahd_mode_state state); | |
71 | int ahd_is_paused(struct ahd_softc *ahd); | |
72 | void ahd_pause(struct ahd_softc *ahd); | |
73 | void ahd_unpause(struct ahd_softc *ahd); | |
1da177e4 | 74 | |
1beb6fa8 | 75 | static inline void |
1da177e4 LT |
76 | ahd_known_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst) |
77 | { | |
78 | ahd->src_mode = src; | |
79 | ahd->dst_mode = dst; | |
80 | ahd->saved_src_mode = src; | |
81 | ahd->saved_dst_mode = dst; | |
82 | } | |
83 | ||
1beb6fa8 | 84 | static inline ahd_mode_state |
1da177e4 LT |
85 | ahd_build_mode_state(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst) |
86 | { | |
87 | return ((src << SRC_MODE_SHIFT) | (dst << DST_MODE_SHIFT)); | |
88 | } | |
89 | ||
1beb6fa8 | 90 | static inline void |
1da177e4 LT |
91 | ahd_extract_mode_state(struct ahd_softc *ahd, ahd_mode_state state, |
92 | ahd_mode *src, ahd_mode *dst) | |
93 | { | |
94 | *src = (state & SRC_MODE) >> SRC_MODE_SHIFT; | |
95 | *dst = (state & DST_MODE) >> DST_MODE_SHIFT; | |
96 | } | |
97 | ||
1da177e4 | 98 | /*********************** Scatter Gather List Handling *************************/ |
be0d6768 DV |
99 | void *ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb, |
100 | void *sgptr, dma_addr_t addr, | |
101 | bus_size_t len, int last); | |
1da177e4 LT |
102 | |
103 | /************************** Memory mapping routines ***************************/ | |
1beb6fa8 | 104 | static inline size_t ahd_sg_size(struct ahd_softc *ahd); |
be0d6768 | 105 | |
be0d6768 DV |
106 | void ahd_sync_sglist(struct ahd_softc *ahd, |
107 | struct scb *scb, int op); | |
1da177e4 | 108 | |
1beb6fa8 | 109 | static inline size_t ahd_sg_size(struct ahd_softc *ahd) |
1da177e4 LT |
110 | { |
111 | if ((ahd->flags & AHD_64BIT_ADDRESSING) != 0) | |
112 | return (sizeof(struct ahd_dma64_seg)); | |
113 | return (sizeof(struct ahd_dma_seg)); | |
114 | } | |
115 | ||
b1c11812 | 116 | /*********************** Miscellaneous Support Functions ***********************/ |
be0d6768 DV |
117 | struct ahd_initiator_tinfo * |
118 | ahd_fetch_transinfo(struct ahd_softc *ahd, | |
119 | char channel, u_int our_id, | |
120 | u_int remote_id, | |
121 | struct ahd_tmode_tstate **tstate); | |
122 | uint16_t | |
123 | ahd_inw(struct ahd_softc *ahd, u_int port); | |
124 | void ahd_outw(struct ahd_softc *ahd, u_int port, | |
125 | u_int value); | |
126 | uint32_t | |
127 | ahd_inl(struct ahd_softc *ahd, u_int port); | |
128 | void ahd_outl(struct ahd_softc *ahd, u_int port, | |
129 | uint32_t value); | |
130 | uint64_t | |
131 | ahd_inq(struct ahd_softc *ahd, u_int port); | |
132 | void ahd_outq(struct ahd_softc *ahd, u_int port, | |
133 | uint64_t value); | |
134 | u_int ahd_get_scbptr(struct ahd_softc *ahd); | |
135 | void ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr); | |
be0d6768 DV |
136 | u_int ahd_inb_scbram(struct ahd_softc *ahd, u_int offset); |
137 | u_int ahd_inw_scbram(struct ahd_softc *ahd, u_int offset); | |
be0d6768 DV |
138 | struct scb * |
139 | ahd_lookup_scb(struct ahd_softc *ahd, u_int tag); | |
be0d6768 DV |
140 | void ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb); |
141 | ||
1beb6fa8 | 142 | static inline uint8_t *ahd_get_sense_buf(struct ahd_softc *ahd, |
1da177e4 | 143 | struct scb *scb); |
1beb6fa8 | 144 | static inline uint32_t ahd_get_sense_bufaddr(struct ahd_softc *ahd, |
1da177e4 LT |
145 | struct scb *scb); |
146 | ||
be0d6768 | 147 | #if 0 /* unused */ |
1da177e4 LT |
148 | |
149 | #define AHD_COPY_COL_IDX(dst, src) \ | |
150 | do { \ | |
151 | dst->hscb->scsiid = src->hscb->scsiid; \ | |
152 | dst->hscb->lun = src->hscb->lun; \ | |
153 | } while (0) | |
154 | ||
1da177e4 | 155 | #endif |
1da177e4 | 156 | |
1beb6fa8 | 157 | static inline uint8_t * |
1da177e4 LT |
158 | ahd_get_sense_buf(struct ahd_softc *ahd, struct scb *scb) |
159 | { | |
160 | return (scb->sense_data); | |
161 | } | |
162 | ||
1beb6fa8 | 163 | static inline uint32_t |
1da177e4 LT |
164 | ahd_get_sense_bufaddr(struct ahd_softc *ahd, struct scb *scb) |
165 | { | |
166 | return (scb->sense_busaddr); | |
167 | } | |
168 | ||
169 | /************************** Interrupt Processing ******************************/ | |
be0d6768 | 170 | int ahd_intr(struct ahd_softc *ahd); |
1da177e4 LT |
171 | |
172 | #endif /* _AIC79XX_INLINE_H_ */ |