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aic7770.c (71717) aic7770.c (74094)
1/*
2 * Product specific probe and attach routines for:
3 * 27/284X and aic7770 motherboard SCSI controllers
4 *
5 * Copyright (c) 1994-1998, 2000, 2001 Justin T. Gibbs.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without

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24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
1/*
2 * Product specific probe and attach routines for:
3 * 27/284X and aic7770 motherboard SCSI controllers
4 *
5 * Copyright (c) 1994-1998, 2000, 2001 Justin T. Gibbs.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without

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24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $Id: //depot/src/aic7xxx/aic7770.c#4 $
32 * $Id: //depot/src/aic7xxx/aic7770.c#8 $
33 *
33 *
34 * $FreeBSD: head/sys/dev/aic7xxx/aic7770.c 71717 2001-01-27 20:54:24Z gibbs $
34 * $FreeBSD: head/sys/dev/aic7xxx/aic7770.c 74094 2001-03-11 06:34:17Z gibbs $
35 */
36
37#ifdef __linux__
38#include "aic7xxx_linux.h"
39#include "aic7xxx_inline.h"
40#include "aic7xxx_93cx6.h"
41#endif
42

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96}
97
98int
99aic7770_config(struct ahc_softc *ahc, struct aic7770_identity *entry)
100{
101 struct ahc_probe_config probe_config;
102 int error;
103 u_int hostconf;
35 */
36
37#ifdef __linux__
38#include "aic7xxx_linux.h"
39#include "aic7xxx_inline.h"
40#include "aic7xxx_93cx6.h"
41#endif
42

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96}
97
98int
99aic7770_config(struct ahc_softc *ahc, struct aic7770_identity *entry)
100{
101 struct ahc_probe_config probe_config;
102 int error;
103 u_int hostconf;
104 u_int irq;
105 u_int intdef;
104
105 ahc_init_probe_config(&probe_config);
106 error = entry->setup(ahc->dev_softc, &probe_config);
107 if (error != 0)
108 return (error);
109
110 error = aic7770_map_registers(ahc);
111 if (error != 0)
112 return (error);
113
114 probe_config.description = entry->name;
115 error = ahc_softc_init(ahc, &probe_config);
116
106
107 ahc_init_probe_config(&probe_config);
108 error = entry->setup(ahc->dev_softc, &probe_config);
109 if (error != 0)
110 return (error);
111
112 error = aic7770_map_registers(ahc);
113 if (error != 0)
114 return (error);
115
116 probe_config.description = entry->name;
117 error = ahc_softc_init(ahc, &probe_config);
118
117 error = aic7770_map_int(ahc);
119 error = ahc_reset(ahc);
118 if (error != 0)
119 return (error);
120
120 if (error != 0)
121 return (error);
122
121 error = ahc_reset(ahc);
123 /* Make sure we have a valid interrupt vector */
124 intdef = ahc_inb(ahc, INTDEF);
125 irq = intdef & VECTOR;
126 switch (irq) {
127 case 9:
128 case 10:
129 case 11:
130 case 12:
131 case 14:
132 case 15:
133 break;
134 default:
135 printf("aic7770_config: illegal irq setting %d\n", intdef);
136 return (ENXIO);
137 }
138
139 if ((intdef & EDGE_TRIG) != 0)
140 ahc->flags |= AHC_EDGE_INTERRUPT;
141
142 error = aic7770_map_int(ahc, irq);
122 if (error != 0)
123 return (error);
124
125 switch (probe_config.chip & (AHC_EISA|AHC_VL)) {
126 case AHC_EISA:
127 {
128 u_int biosctrl;
129 u_int scsiconf;
130 u_int scsiconf1;
131
132 biosctrl = ahc_inb(ahc, HA_274_BIOSCTRL);
133 scsiconf = ahc_inb(ahc, SCSICONF);
134 scsiconf1 = ahc_inb(ahc, SCSICONF + 1);
135
136 /* Get the primary channel information */
137 if ((biosctrl & CHANNEL_B_PRIMARY) != 0)
143 if (error != 0)
144 return (error);
145
146 switch (probe_config.chip & (AHC_EISA|AHC_VL)) {
147 case AHC_EISA:
148 {
149 u_int biosctrl;
150 u_int scsiconf;
151 u_int scsiconf1;
152
153 biosctrl = ahc_inb(ahc, HA_274_BIOSCTRL);
154 scsiconf = ahc_inb(ahc, SCSICONF);
155 scsiconf1 = ahc_inb(ahc, SCSICONF + 1);
156
157 /* Get the primary channel information */
158 if ((biosctrl & CHANNEL_B_PRIMARY) != 0)
138 ahc->flags |= AHC_CHANNEL_B_PRIMARY;
159 ahc->flags |= 1;
139
140 if ((biosctrl & BIOSMODE) == BIOSDISABLED) {
141 ahc->flags |= AHC_USEDEFAULTS;
142 } else {
143 if ((ahc->features & AHC_WIDE) != 0) {
144 ahc->our_id = scsiconf1 & HWSCSIID;
145 if (scsiconf & TERM_ENB)
146 ahc->flags |= AHC_TERM_ENB_A;

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161 if ((biosctrl & BIOSMODE) == BIOSDISABLED) {
162 ahc->flags |= AHC_USEDEFAULTS;
163 } else {
164 if ((ahc->features & AHC_WIDE) != 0) {
165 ahc->our_id = scsiconf1 & HWSCSIID;
166 if (scsiconf & TERM_ENB)
167 ahc->flags |= AHC_TERM_ENB_A;

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