1/* $NetBSD: autoconf.c,v 1.16 2011/06/18 08:08:27 matt 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 1.16 2011/06/18 08:08:27 matt 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 67static void findroot(void); 68 69 70/* 71 * Determine i/o configuration for a machine. 72 */ 73void 74cpu_configure(void) 75{ 76 77 if (config_rootfound("mainbus", NULL) == NULL) 78 panic("configure: mainbus not configured"); 79 80 spl0(); 81} 82 83void 84cpu_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 94dev_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 */ 101static void 102findroot(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 125void 126device_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