1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
|
/* $NetBSD: asp.c,v 1.7 2003/11/23 17:09:29 chs Exp $ */
/* $OpenBSD: asp.c,v 1.5 2000/02/09 05:04:22 mickey Exp $ */
/*
* Copyright (c) 1998,1999 Michael Shalayeff
* 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.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Michael Shalayeff.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF MIND,
* 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 DAMAGE.
*/
/*
* References:
*
* 1. Cobra/Coral I/O Subsystem External Reference Specification
* Hewlett-Packard
*
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: asp.c,v 1.7 2003/11/23 17:09:29 chs Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/reboot.h>
#include <machine/bus.h>
#include <machine/iomod.h>
#include <machine/autoconf.h>
#include <machine/cpufunc.h>
#include <hp700/hp700/machdep.h>
#include <hp700/dev/cpudevs.h>
#include <hp700/dev/viper.h>
#include <hp700/gsc/gscbusvar.h>
struct asp_hwr {
u_int8_t asp_reset;
u_int8_t asp_resv[31];
u_int8_t asp_version;
u_int8_t asp_resv1[15];
u_int8_t asp_scsidsync;
u_int8_t asp_resv2[15];
u_int8_t asp_error;
};
struct asp_trs {
u_int32_t asp_irr;
u_int32_t asp_imr;
u_int32_t asp_ipr;
u_int32_t asp_icr;
u_int32_t asp_iar;
u_int32_t asp_resv[3];
u_int8_t asp_cled;
u_int8_t asp_resv1[3];
struct {
u_int :20,
asp_spu : 3, /* SPU ID board jumper */
#define ASP_SPUCOBRA 0
#define ASP_SPUCORAL 1
#define ASP_SPUBUSH 2
#define ASP_SPUHARDBALL 3
#define ASP_SPUSCORPIO 4
#define ASP_SPUCORAL2 5
asp_sw : 1, /* front switch is normal */
asp_clk : 1, /* SCSI clock is doubled */
asp_lan : 2, /* LAN iface selector */
#define ASP_LANINVAL 0
#define ASP_LANAUI 1
#define ASP_LANTHIN 2
#define ASP_LANMISS 3
asp_lanf: 1, /* LAN AUI fuse is ok */
asp_spwr: 1, /* SCSI power ok */
asp_scsi: 3; /* SCSI ctrl ID */
} _asp_ios;
#define asp_spu _asp_ios.asp_spu
#define asp_sw _asp_ios.asp_sw
#define asp_clk _asp_ios.asp_clk
#define asp_lan _asp_ios.asp_lan
#define asp_lanf _asp_ios.asp_lanf
#define asp_spwr _asp_ios.asp_spwr
#define asp_scsi _asp_ios.asp_scsi
};
#define ASP_BANK_SZ 0x02000000
#define ASP_REG_INT 0x00800000
#define ASP_ETHER_ADDR 0x00810000
#define ASP_REG_MISC 0x0082f000
const struct asp_spus_tag {
char name[12];
int ledword;
} asp_spus[] = {
{ "Cobra", 0 },
{ "Coral", 0 },
{ "Bushmaster", 0 },
{ "Hardball", 1 },
{ "Scorpio", 0 },
{ "Coral II", 1 },
{ "#6", 0 },
{ "#7", 0 }
};
struct asp_softc {
struct device sc_dev;
struct hp700_int_reg sc_int_reg;
volatile struct asp_hwr *sc_hw;
volatile struct asp_trs *sc_trs;
};
int aspmatch(struct device *, struct cfdata *, void *);
void aspattach(struct device *, struct device *, void *);
CFATTACH_DECL(asp, sizeof(struct asp_softc),
aspmatch, aspattach, NULL, NULL);
/*
* Before a module is matched, this fixes up its gsc_attach_args.
*/
static void asp_fix_args(void *, struct gsc_attach_args *);
static void
asp_fix_args(void *_sc, struct gsc_attach_args *ga)
{
hppa_hpa_t module_offset;
struct asp_softc *sc = _sc;
/*
* Determine this module's interrupt bit.
*/
module_offset = ga->ga_hpa - (hppa_hpa_t) sc->sc_trs;
ga->ga_irq = HP700CF_IRQ_UNDEF;
#define ASP_IRQ(off, irq) if (module_offset == off) ga->ga_irq = irq
ASP_IRQ(0x22000, 6); /* com1 */
ASP_IRQ(0x23000, 5); /* com0 */
ASP_IRQ(0x24000, 7); /* lpt */
ASP_IRQ(0x25000, 9); /* osiop */
ASP_IRQ(0x26000, 8); /* ie */
ASP_IRQ(0x30000, 3); /* siop */
#undef ASP_IRQ
}
int
aspmatch(struct device *parent, struct cfdata *cf, void *aux)
{
struct confargs *ca = aux;
if (ca->ca_type.iodc_type != HPPA_TYPE_BHA ||
ca->ca_type.iodc_sv_model != HPPA_BHA_ASP)
return 0;
/* Make sure we have an IRQ. */
if (ca->ca_irq == HP700CF_IRQ_UNDEF)
ca->ca_irq = hp700_intr_allocate_bit(&int_reg_cpu);
/*
* Forcibly mask the HPA down to the start of the ASP
* chip address space.
*/
ca->ca_hpa &= ~(ASP_BANK_SZ - 1);
return 1;
}
void
aspattach(struct device *parent, struct device *self, void *aux)
{
struct confargs *ca = aux;
struct asp_softc *sc = (struct asp_softc *)self;
struct gsc_attach_args ga;
bus_space_handle_t ioh;
uint32_t irr;
int s;
/*
* Map the ASP interrupt registers.
*/
if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_REG_INT,
sizeof(struct asp_trs), 0, &ioh))
panic("aspattach: can't map interrupt registers.");
sc->sc_trs = (struct asp_trs *)ioh;
/*
* Map the ASP miscellaneous registers.
*/
if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_REG_MISC,
sizeof(struct asp_hwr), 0, &ioh))
panic("aspattach: can't map miscellaneous registers.");
sc->sc_hw = (struct asp_hwr *)ioh;
/*
* Map the Ethernet address and read it out.
*/
if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_ETHER_ADDR,
sizeof(ga.ga_ether_address), 0, &ioh))
panic("aspattach: can't map EEPROM.");
bus_space_read_region_1(ca->ca_iot, ioh, 0,
ga.ga_ether_address, sizeof(ga.ga_ether_address));
bus_space_unmap(ca->ca_iot, ioh, sizeof(ga.ga_ether_address));
machine_ledaddr = &sc->sc_trs->asp_cled;
machine_ledword = asp_spus[sc->sc_trs->asp_spu].ledword;
/* reset ASP */
/* sc->sc_hw->asp_reset = 1; */
/* delay(400000); */
s = splhigh();
viper_setintrwnd(1 << ca->ca_irq);
sc->sc_trs->asp_imr = ~0;
irr = sc->sc_trs->asp_irr;
sc->sc_trs->asp_imr = 0;
splx(s);
printf (": %s rev %d, lan %d scsi %d\n",
asp_spus[sc->sc_trs->asp_spu].name, sc->sc_hw->asp_version,
sc->sc_trs->asp_lan, sc->sc_trs->asp_scsi);
/* Establish the interrupt register. */
hp700_intr_reg_establish(&sc->sc_int_reg);
sc->sc_int_reg.int_reg_mask = &sc->sc_trs->asp_imr;
sc->sc_int_reg.int_reg_req = &sc->sc_trs->asp_irr;
/* Attach the GSC bus. */
ga.ga_ca = *ca; /* clone from us */
ga.ga_name = "gsc";
ga.ga_int_reg = &sc->sc_int_reg;
ga.ga_fix_args = asp_fix_args;
ga.ga_fix_args_cookie = sc;
ga.ga_scsi_target = sc->sc_trs->asp_scsi;
config_found(self, &ga, gscprint);
}
|