1*51f66ac7Skettenis /* $OpenBSD: asp.c,v 1.15 2018/05/14 13:54:39 kettenis Exp $ */
2b3d41c10Smickey
3b3d41c10Smickey /*
4fef2e65fSmickey * Copyright (c) 1998-2003 Michael Shalayeff
5b3d41c10Smickey * All rights reserved.
6b3d41c10Smickey *
7b3d41c10Smickey * Redistribution and use in source and binary forms, with or without
8b3d41c10Smickey * modification, are permitted provided that the following conditions
9b3d41c10Smickey * are met:
10b3d41c10Smickey * 1. Redistributions of source code must retain the above copyright
11b3d41c10Smickey * notice, this list of conditions and the following disclaimer.
12b3d41c10Smickey * 2. Redistributions in binary form must reproduce the above copyright
13b3d41c10Smickey * notice, this list of conditions and the following disclaimer in the
14b3d41c10Smickey * documentation and/or other materials provided with the distribution.
15b3d41c10Smickey *
16b3d41c10Smickey * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17b3d41c10Smickey * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18b3d41c10Smickey * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19fef2e65fSmickey * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
20fef2e65fSmickey * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21fef2e65fSmickey * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22fef2e65fSmickey * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23fef2e65fSmickey * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24fef2e65fSmickey * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25fef2e65fSmickey * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26fef2e65fSmickey * THE POSSIBILITY OF SUCH DAMAGE.
27b3d41c10Smickey */
28b3d41c10Smickey
29eac0f0a4Smickey /*
30eac0f0a4Smickey * References:
31eac0f0a4Smickey *
32eac0f0a4Smickey * 1. Cobra/Coral I/O Subsystem External Reference Specification
33eac0f0a4Smickey * Hewlett-Packard
34eac0f0a4Smickey *
35eac0f0a4Smickey */
36eac0f0a4Smickey
37b3d41c10Smickey #include <sys/param.h>
38b3d41c10Smickey #include <sys/systm.h>
39b3d41c10Smickey #include <sys/device.h>
40b3d41c10Smickey #include <sys/reboot.h>
41b3d41c10Smickey
42b3d41c10Smickey #include <machine/bus.h>
43b3d41c10Smickey #include <machine/iomod.h>
44b3d41c10Smickey #include <machine/autoconf.h>
453a2eb88cSmickey #include <machine/cpufunc.h>
46b3d41c10Smickey
47b3d41c10Smickey #include <hppa/dev/cpudevs.h>
48b3d41c10Smickey
49b3d41c10Smickey #include <hppa/gsc/gscbusvar.h>
50b3d41c10Smickey
510dae5a81Smickey struct asp_hwr {
520dae5a81Smickey u_int8_t asp_reset;
530dae5a81Smickey u_int8_t asp_resv[31];
540dae5a81Smickey u_int8_t asp_version;
550dae5a81Smickey u_int8_t asp_resv1[15];
560dae5a81Smickey u_int8_t asp_scsidsync;
570dae5a81Smickey u_int8_t asp_resv2[15];
580dae5a81Smickey u_int8_t asp_error;
590dae5a81Smickey };
600dae5a81Smickey
610dae5a81Smickey struct asp_trs {
62*51f66ac7Skettenis struct gscbus_ic asp_ic;
630dae5a81Smickey u_int8_t asp_cled;
64*51f66ac7Skettenis u_int8_t asp_resv[3];
650dae5a81Smickey struct {
660dae5a81Smickey u_int :20,
670dae5a81Smickey asp_spu : 3, /* SPU ID board jumper */
680dae5a81Smickey #define ASP_SPUCOBRA 0
690dae5a81Smickey #define ASP_SPUCORAL 1
700dae5a81Smickey #define ASP_SPUBUSH 2
710dae5a81Smickey #define ASP_SPUHARDBALL 3
720dae5a81Smickey #define ASP_SPUSCORPIO 4
730dae5a81Smickey #define ASP_SPUCORAL2 5
740dae5a81Smickey asp_sw : 1, /* front switch is normal */
750dae5a81Smickey asp_clk : 1, /* SCSI clock is doubled */
760dae5a81Smickey asp_lan : 2, /* LAN iface selector */
770dae5a81Smickey #define ASP_LANINVAL 0
780dae5a81Smickey #define ASP_LANAUI 1
790dae5a81Smickey #define ASP_LANTHIN 2
800dae5a81Smickey #define ASP_LANMISS 3
810dae5a81Smickey asp_lanf: 1, /* LAN AUI fuse is ok */
820dae5a81Smickey asp_spwr: 1, /* SCSI power ok */
830dae5a81Smickey asp_scsi: 3; /* SCSI ctrl ID */
840dae5a81Smickey } _asp_ios;
850dae5a81Smickey #define asp_spu _asp_ios.asp_spu
860dae5a81Smickey #define asp_sw _asp_ios.asp_sw
870dae5a81Smickey #define asp_clk _asp_ios.asp_clk
880dae5a81Smickey #define asp_lan _asp_ios.asp_lan
890dae5a81Smickey #define asp_lanf _asp_ios.asp_lanf
900dae5a81Smickey #define asp_spwr _asp_ios.asp_spwr
910dae5a81Smickey #define asp_scsi _asp_ios.asp_scsi
920dae5a81Smickey };
930dae5a81Smickey
943a2eb88cSmickey const struct asp_spus_tag {
953a2eb88cSmickey char name[12];
963a2eb88cSmickey int ledword;
973a2eb88cSmickey } asp_spus[] = {
983a2eb88cSmickey { "Cobra", 0 },
993a2eb88cSmickey { "Coral", 0 },
1003a2eb88cSmickey { "Bushmaster", 0 },
1013a2eb88cSmickey { "Hardball", 1 },
1023a2eb88cSmickey { "Scorpio", 0 },
1033a2eb88cSmickey { "Coral II", 1 },
1043a2eb88cSmickey { "#6", 0 },
1053a2eb88cSmickey { "#7", 0 }
10694a3c495Smickey };
10794a3c495Smickey
10824b306f3Smickey #define ASP_IOMASK 0xfe000000
1090dae5a81Smickey /* ASP "Primary Controller" HPA */
110b3d41c10Smickey #define ASP_CHPA 0xF0800000
111b3d41c10Smickey
112c4071fd1Smillert int aspmatch(struct device *, void *, void *);
113c4071fd1Smillert void aspattach(struct device *, struct device *, void *);
114b3d41c10Smickey
115*51f66ac7Skettenis const struct cfattach asp_ca = {
116*51f66ac7Skettenis sizeof(struct device), aspmatch, aspattach
117b3d41c10Smickey };
118b3d41c10Smickey
119b3d41c10Smickey struct cfdriver asp_cd = {
120b3d41c10Smickey NULL, "asp", DV_DULL
121b3d41c10Smickey };
122b3d41c10Smickey
123b3d41c10Smickey int
aspmatch(parent,cfdata,aux)124b3d41c10Smickey aspmatch(parent, cfdata, aux)
125b3d41c10Smickey struct device *parent;
126b3d41c10Smickey void *cfdata;
127b3d41c10Smickey void *aux;
128b3d41c10Smickey {
129b3d41c10Smickey struct confargs *ca = aux;
130b3d41c10Smickey /* struct cfdata *cf = cfdata; */
131b3d41c10Smickey
132b3d41c10Smickey if (ca->ca_type.iodc_type != HPPA_TYPE_BHA ||
133b3d41c10Smickey ca->ca_type.iodc_sv_model != HPPA_BHA_ASP)
134b3d41c10Smickey return 0;
135b3d41c10Smickey
136b3d41c10Smickey return 1;
137b3d41c10Smickey }
138b3d41c10Smickey
139b3d41c10Smickey void
aspattach(parent,self,aux)140b3d41c10Smickey aspattach(parent, self, aux)
141b3d41c10Smickey struct device *parent;
142b3d41c10Smickey struct device *self;
143b3d41c10Smickey void *aux;
144b3d41c10Smickey {
145*51f66ac7Skettenis struct confargs *ca = aux;
146*51f66ac7Skettenis volatile struct asp_trs *trs;
147*51f66ac7Skettenis volatile struct asp_hwr *hw;
148*51f66ac7Skettenis struct gscbus_ic *ic;
149b3d41c10Smickey struct gsc_attach_args ga;
1500dae5a81Smickey bus_space_handle_t ioh;
151*51f66ac7Skettenis int s;
1520dae5a81Smickey
1530dae5a81Smickey if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) {
1540cbea151Smickey printf(": can't map IO space\n");
1550dae5a81Smickey return;
1560dae5a81Smickey }
1570dae5a81Smickey
158*51f66ac7Skettenis hw = (struct asp_hwr *)ca->ca_hpa;
159*51f66ac7Skettenis trs = (struct asp_trs *)ASP_CHPA;
160*51f66ac7Skettenis ic = (struct gscbus_ic *)&trs->asp_ic;
161b3d41c10Smickey
1623867ea13Smiod #ifdef USELEDS
163*51f66ac7Skettenis machine_ledaddr = &trs->asp_cled;
164*51f66ac7Skettenis machine_ledword = asp_spus[trs->asp_spu].ledword;
1653867ea13Smiod #endif
166b3d41c10Smickey
167b3d41c10Smickey /* reset ASP */
168*51f66ac7Skettenis /* hw->asp_reset = 1; */
169eac0f0a4Smickey /* delay(400000); */
170b3d41c10Smickey
1710dae5a81Smickey s = splhigh();
172*51f66ac7Skettenis ic->imr = ~0;
173*51f66ac7Skettenis (void)ic->irr;
174*51f66ac7Skettenis ic->imr = 0;
1750dae5a81Smickey splx(s);
1760dae5a81Smickey
1773a2eb88cSmickey printf (": %s rev %d, lan %d scsi %d\n",
178*51f66ac7Skettenis asp_spus[trs->asp_spu].name, hw->asp_version,
179*51f66ac7Skettenis trs->asp_lan, trs->asp_scsi);
180b3d41c10Smickey
181b3d41c10Smickey ga.ga_ca = *ca; /* clone from us */
182fa7c453aSmickey ga.ga_dp.dp_bc[0] = ga.ga_dp.dp_bc[1];
183fa7c453aSmickey ga.ga_dp.dp_bc[1] = ga.ga_dp.dp_bc[2];
184fa7c453aSmickey ga.ga_dp.dp_bc[2] = ga.ga_dp.dp_bc[3];
185fa7c453aSmickey ga.ga_dp.dp_bc[3] = ga.ga_dp.dp_bc[4];
186fa7c453aSmickey ga.ga_dp.dp_bc[4] = ga.ga_dp.dp_bc[5];
187fa7c453aSmickey ga.ga_dp.dp_bc[5] = ga.ga_dp.dp_mod;
188fa7c453aSmickey ga.ga_dp.dp_mod = 0;
189c10c4b2dSmickey ga.ga_hpamask = ASP_IOMASK;
190b3d41c10Smickey ga.ga_name = "gsc";
191*51f66ac7Skettenis ga.ga_parent = gsc_asp;
192*51f66ac7Skettenis ga.ga_ic = ic;
193b3d41c10Smickey config_found(self, &ga, gscprint);
194b3d41c10Smickey }
195