1 /* $NetBSD: autoconf.c,v 1.17 2012/07/29 18:05:42 mlelstv Exp $ */
2
3 /*-
4 * Copyright (c) 1990 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * William Jolitz.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * @(#)autoconf.c 7.1 (Berkeley) 5/9/91
35 */
36
37 /*
38 * Setup the system to run on the current machine.
39 *
40 * Configure() is called at boot time and initializes the vba
41 * device tables and the memory controller monitoring. Available
42 * devices are determined (from possibilities mentioned in ioconf.c),
43 * and the drivers are initialized.
44 */
45
46 #include <sys/cdefs.h>
47 __KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.17 2012/07/29 18:05:42 mlelstv Exp $");
48
49 #include <sys/param.h>
50 #include <sys/conf.h>
51 #include <sys/device_if.h>
52 #include <sys/reboot.h>
53 #include <sys/systm.h>
54
55 #include <net/if.h>
56 #include <net/if_ether.h>
57
58 #include <dev/pci/pcivar.h>
59
60 #include <machine/pci_machdep.h>
61
62 #include <dev/marvell/gtpcivar.h>
63 #include <dev/marvell/gtreg.h>
64 #include <dev/marvell/marvellvar.h>
65
66
67 static void findroot(void);
68
69
70 /*
71 * Determine i/o configuration for a machine.
72 */
73 void
cpu_configure(void)74 cpu_configure(void)
75 {
76
77 if (config_rootfound("mainbus", NULL) == NULL)
78 panic("configure: mainbus not configured");
79
80 spl0();
81 }
82
83 void
cpu_rootconf(void)84 cpu_rootconf(void)
85 {
86 findroot();
87
88 printf("boot device: %s\n",
89 booted_device ? device_xname(booted_device) : "<unknown>");
90
91 rootconf();
92 }
93
94 dev_t bootdev = 0;
95
96 /*
97 * Attempt to find the device from which we were booted.
98 * If we can do so, and not instructed not to do so,
99 * change rootdev to correspond to the load device.
100 */
101 static void
findroot(void)102 findroot(void)
103 {
104 device_t dv;
105 const char *name;
106
107 #if 0
108 printf("howto %x bootdev %x ", boothowto, bootdev);
109 #endif
110
111 if ((bootdev & B_MAGICMASK) != (u_long)B_DEVMAGIC)
112 return;
113
114
115 name = devsw_blk2name(B_TYPE(bootdev));
116 if (name == NULL)
117 return;
118
119 if ((dv = device_find_by_driver_unit(name, B_UNIT(bootdev))) != NULL) {
120 booted_device = dv;
121 booted_partition = B_PARTITION(bootdev);
122 }
123 }
124
125 void
device_register(device_t dev,void * aux)126 device_register(device_t dev, void *aux)
127 {
128 prop_dictionary_t dict = device_properties(dev);
129
130 if (device_is_a(dev, "gfe") &&
131 device_is_a(device_parent(dev), "gt") ) {
132 struct marvell_attach_args *mva = aux;
133 prop_data_t mac;
134 char enaddr[ETHER_ADDR_LEN] =
135 { 0x02, 0x00, 0x04, 0x00, 0x00, 0x04 };
136
137 switch (mva->mva_offset) {
138 case ETH0_BASE: enaddr[5] |= 0; break;
139 case ETH1_BASE: enaddr[5] |= 1; break;
140 case ETH2_BASE: enaddr[5] |= 2; break;
141 default:
142 aprint_error("WARNING: unknown mac-no. for %s\n",
143 device_xname(dev));
144 }
145
146 mac = prop_data_create_data_nocopy(enaddr, ETHER_ADDR_LEN);
147 KASSERT(mac != NULL);
148 if (prop_dictionary_set(dict, "mac-addr", mac) == false)
149 aprint_error(
150 "WARNING: unable to set mac-addr property for %s\n",
151 device_xname(dev));
152 prop_object_release(mac);
153 }
154 if (device_is_a(dev, "gtpci")) {
155 extern struct gtpci_prot gtpci_prot;
156 extern struct powerpc_bus_space
157 ev64260_pci0_io_bs_tag, ev64260_pci0_mem_bs_tag,
158 ev64260_pci1_io_bs_tag, ev64260_pci1_mem_bs_tag;
159 extern struct genppc_pci_chipset
160 genppc_gtpci0_chipset, genppc_gtpci1_chipset;
161
162 struct marvell_attach_args *mva = aux;
163 struct powerpc_bus_space *pci_io_bs_tag, *pci_mem_bs_tag;
164 struct genppc_pci_chipset *genppc_gtpci_chipset;
165 prop_data_t prot, io_bs_tag, mem_bs_tag, pc;
166
167 if (mva->mva_unit == 0) {
168 pci_io_bs_tag = &ev64260_pci0_io_bs_tag;
169 pci_mem_bs_tag = &ev64260_pci0_mem_bs_tag;
170 genppc_gtpci_chipset = &genppc_gtpci0_chipset;
171 } else {
172 pci_io_bs_tag = &ev64260_pci1_io_bs_tag;
173 pci_mem_bs_tag = &ev64260_pci1_mem_bs_tag;
174 genppc_gtpci_chipset = &genppc_gtpci1_chipset;
175 }
176
177 prot = prop_data_create_data_nocopy(
178 >pci_prot, sizeof(struct gtpci_prot));
179 KASSERT(prot != NULL);
180 prop_dictionary_set(dict, "prot", prot);
181 prop_object_release(prot);
182 io_bs_tag = prop_data_create_data_nocopy(
183 pci_io_bs_tag, sizeof(struct powerpc_bus_space));
184 KASSERT(io_bs_tag != NULL);
185 prop_dictionary_set(dict, "io-bus-tag", io_bs_tag);
186 prop_object_release(io_bs_tag);
187 mem_bs_tag = prop_data_create_data_nocopy(
188 pci_mem_bs_tag, sizeof(struct powerpc_bus_space));
189 KASSERT(mem_bs_tag != NULL);
190 prop_dictionary_set(dict, "mem-bus-tag", mem_bs_tag);
191 prop_object_release(mem_bs_tag);
192
193 genppc_gtpci_chipset->pc_conf_v = device_private(dev);
194 pc = prop_data_create_data_nocopy(genppc_gtpci_chipset,
195 sizeof(struct genppc_pci_chipset));
196 KASSERT(pc != NULL);
197 prop_dictionary_set(dict, "pci-chipset", pc);
198 prop_object_release(pc);
199
200 prop_dictionary_set_uint64(dict, "iostart", 0x00000600);
201 prop_dictionary_set_uint64(dict, "ioend", 0x0000ffff);
202 prop_dictionary_set_uint64(dict, "memstart",
203 pci_mem_bs_tag->pbs_base);
204 prop_dictionary_set_uint64(dict, "memend",
205 pci_mem_bs_tag->pbs_limit - 1);
206 prop_dictionary_set_uint32(dict, "cache-line-size", 32);
207 }
208 if (device_is_a(dev, "obio") &&
209 device_is_a(device_parent(dev), "gt") ) {
210 extern struct powerpc_bus_space *ev64260_obio_bs_tags[5];
211 struct marvell_attach_args *mva = aux;
212 struct powerpc_bus_space *bst =
213 ev64260_obio_bs_tags[mva->mva_unit];
214 prop_data_t bstd;
215
216 bstd =
217 prop_data_create_data_nocopy(bst, sizeof(bus_space_tag_t));
218 KASSERT(bstd != NULL);
219 if (prop_dictionary_set(dict, "bus-tag", bstd) == false)
220 aprint_error(
221 "WARNING: unable to set bus-tag property for %s\n",
222 device_xname(dev));
223 prop_object_release(bstd);
224 }
225 }
226