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aha_isa.c (40265) aha_isa.c (41048)
1/*
2 * Product specific probe and attach routines for:
3 * Adaptec 154x.
4 *
5 * Derived from code written by:
6 *
7 * Copyright (c) 1998 Justin T. Gibbs
8 * All rights reserved.

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23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
1/*
2 * Product specific probe and attach routines for:
3 * Adaptec 154x.
4 *
5 * Derived from code written by:
6 *
7 * Copyright (c) 1998 Justin T. Gibbs
8 * All rights reserved.

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23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * $Id: aha_isa.c,v 1.3 1998/10/10 00:44:12 imp Exp $
31 * $Id: aha_isa.c,v 1.4 1998/10/12 18:53:33 imp Exp $
32 */
33
34#include <sys/param.h>
35#include <sys/systm.h>
36
37#include <machine/bus_pio.h>
38#include <machine/bus.h>
39

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63aha_isa_probe(dev)
64 struct isa_device *dev;
65{
66 /*
67 * find unit and check we have that many defined
68 */
69 struct aha_softc *aha;
70 int port_index;
32 */
33
34#include <sys/param.h>
35#include <sys/systm.h>
36
37#include <machine/bus_pio.h>
38#include <machine/bus.h>
39

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63aha_isa_probe(dev)
64 struct isa_device *dev;
65{
66 /*
67 * find unit and check we have that many defined
68 */
69 struct aha_softc *aha;
70 int port_index;
71 int max_port_index;
71 int max_port_index;
72
73 /*
74 * We ignore the unit number assigned by config to allow
75 * consistant numbering between PCI/EISA/ISA devices.
76 * This is a total kludge until we have a configuration
77 * manager.
78 */
79 dev->id_unit = aha_unit;
80
81 aha = NULL;
72
73 /*
74 * We ignore the unit number assigned by config to allow
75 * consistant numbering between PCI/EISA/ISA devices.
76 * This is a total kludge until we have a configuration
77 * manager.
78 */
79 dev->id_unit = aha_unit;
80
81 aha = NULL;
82 port_index = 0;
83 max_port_index = AHA_NUM_ISAPORTS - 1;
82
84 /*
85 * Bound our board search if the user has
86 * specified an exact port.
87 */
83 /*
84 * Bound our board search if the user has
85 * specified an exact port.
86 */
88 if (dev->id_iobase > 0) {
89 for (;port_index <= max_port_index; port_index++)
90 if (dev->id_iobase >= aha_isa_ports[port_index].addr)
91 break;
92 if ((port_index > max_port_index)
93 || (dev->id_iobase != aha_isa_ports[port_index].addr)) {
94 printf("
95aha_isa_probe: Invalid baseport of 0x%x specified.
96aha_isa_probe: Nearest valid baseport is 0x%x.
97aha_isa_probe: Failing probe.\n",
98 dev->id_iobase,
99 (port_index <= max_port_index)
100 ? aha_isa_ports[port_index].addr
101 : aha_isa_ports[max_port_index].addr);
102 return 0;
103 }
104 max_port_index = port_index;
105 }
87 aha_find_probe_range(dev->id_iobase, &port_index, &max_port_index);
106
88
89 if (port_index < 0)
90 return 0;
91
107 /* Attempt to find an adapter */
108 for (;port_index <= max_port_index; port_index++) {
109 config_data_t config_data;
110 u_int ioport;
111 int error;
112
92 /* Attempt to find an adapter */
93 for (;port_index <= max_port_index; port_index++) {
94 config_data_t config_data;
95 u_int ioport;
96 int error;
97
113 ioport = aha_isa_ports[port_index].addr;
98 ioport = aha_iop_from_bio(port_index);
114
115 /*
116 * Ensure this port has not already been claimed already
117 * by a PCI, EISA or ISA adapter.
118 */
119 if (aha_check_probed_iop(ioport) != 0)
120 continue;
99
100 /*
101 * Ensure this port has not already been claimed already
102 * by a PCI, EISA or ISA adapter.
103 */
104 if (aha_check_probed_iop(ioport) != 0)
105 continue;
121 dev->id_iobase = aha_isa_ports[port_index].addr;
106 dev->id_iobase = ioport;
122 if (haveseen_isadev(dev, CC_IOADDR | CC_QUIET))
123 continue;
124
125 /* Allocate a softc for use during probing */
126 aha = aha_alloc(dev->id_unit, I386_BUS_SPACE_IO, ioport);
127
128 if (aha == NULL)
129 break;

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136 aha_free(aha);
137 continue;
138 }
139
140 /*
141 * Determine our IRQ, and DMA settings and
142 * export them to the configuration system.
143 */
107 if (haveseen_isadev(dev, CC_IOADDR | CC_QUIET))
108 continue;
109
110 /* Allocate a softc for use during probing */
111 aha = aha_alloc(dev->id_unit, I386_BUS_SPACE_IO, ioport);
112
113 if (aha == NULL)
114 break;

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121 aha_free(aha);
122 continue;
123 }
124
125 /*
126 * Determine our IRQ, and DMA settings and
127 * export them to the configuration system.
128 */
144 error = aha_cmd(aha, BOP_INQUIRE_CONFIG, NULL, /*parmlen*/0,
129 error = aha_cmd(aha, AOP_INQUIRE_CONFIG, NULL, /*parmlen*/0,
145 (u_int8_t*)&config_data, sizeof(config_data),
146 DEFAULT_CMD_TIMEOUT);
147 if (error != 0) {
148 printf("aha_isa_probe: Could not determine IRQ or DMA "
149 "settings for adapter at 0x%x. Failing probe\n",
150 ioport);
151 aha_free(aha);
152 continue;

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161 break;
162 case DMA_CHAN_7:
163 dev->id_drq = 7;
164 break;
165 default:
166 printf("aha_isa_probe: Invalid DMA setting "
167 "detected for adapter at 0x%x. "
168 "Failing probe\n", ioport);
130 (u_int8_t*)&config_data, sizeof(config_data),
131 DEFAULT_CMD_TIMEOUT);
132 if (error != 0) {
133 printf("aha_isa_probe: Could not determine IRQ or DMA "
134 "settings for adapter at 0x%x. Failing probe\n",
135 ioport);
136 aha_free(aha);
137 continue;

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146 break;
147 case DMA_CHAN_7:
148 dev->id_drq = 7;
149 break;
150 default:
151 printf("aha_isa_probe: Invalid DMA setting "
152 "detected for adapter at 0x%x. "
153 "Failing probe\n", ioport);
154 return (0);
169 }
170 dev->id_irq = (config_data.irq << 9);
171 dev->id_intr = aha_isa_intr;
172 aha_unit++;
173 return (AHA_NREGS);
174 }
175
176 return (0);

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156 dev->id_irq = (config_data.irq << 9);
157 dev->id_intr = aha_isa_intr;
158 aha_unit++;
159 return (AHA_NREGS);
160 }
161
162 return (0);

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