1 /* $NetBSD: autoconf.c,v 1.14 2010/06/02 06:44:33 kiyohara 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 1.14 2010/06/02 06:44:33 kiyohara Exp $"); 48 49 #include <sys/param.h> 50 #include <sys/conf.h> 51 #include <sys/reboot.h> 52 #include <sys/systm.h> 53 #include <sys/types.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 74 cpu_configure(void) 75 { 76 77 if (config_rootfound("mainbus", NULL) == NULL) 78 panic("configure: mainbus not configured"); 79 80 aprint_normal("biomask %jx netmask %jx ttymask %jx\n", 81 imask[IPL_BIO] & 0x3fffffffffffffff, 82 imask[IPL_NET] & 0x3fffffffffffffff, 83 imask[IPL_TTY] & 0x3fffffffffffffff); 84 85 spl0(); 86 } 87 88 void 89 cpu_rootconf(void) 90 { 91 findroot(); 92 93 printf("boot device: %s\n", 94 booted_device ? booted_device->dv_xname : "<unknown>"); 95 96 setroot(booted_device, booted_partition); 97 } 98 99 dev_t bootdev = 0; 100 101 /* 102 * Attempt to find the device from which we were booted. 103 * If we can do so, and not instructed not to do so, 104 * change rootdev to correspond to the load device. 105 */ 106 static void 107 findroot(void) 108 { 109 device_t dv; 110 const char *name; 111 112 #if 0 113 printf("howto %x bootdev %x ", boothowto, bootdev); 114 #endif 115 116 if ((bootdev & B_MAGICMASK) != (u_long)B_DEVMAGIC) 117 return; 118 119 120 name = devsw_blk2name(B_TYPE(bootdev)); 121 if (name == NULL) 122 return; 123 124 if ((dv = device_find_by_driver_unit(name, B_UNIT(bootdev))) != NULL) { 125 booted_device = dv; 126 booted_partition = B_PARTITION(bootdev); 127 } 128 } 129 130 void 131 device_register(struct device *dev, void *aux) 132 { 133 prop_dictionary_t dict = device_properties(dev); 134 135 if (device_is_a(dev, "gfe") && 136 device_is_a(device_parent(dev), "gt") ) { 137 struct marvell_attach_args *mva = aux; 138 prop_data_t mac; 139 char enaddr[ETHER_ADDR_LEN] = 140 { 0x02, 0x00, 0x04, 0x00, 0x00, 0x04 }; 141 142 switch (mva->mva_offset) { 143 case ETH0_BASE: enaddr[5] |= 0; break; 144 case ETH1_BASE: enaddr[5] |= 1; break; 145 case ETH2_BASE: enaddr[5] |= 2; break; 146 default: 147 aprint_error("WARNING: unknown mac-no. for %s\n", 148 dev->dv_xname); 149 } 150 151 mac = prop_data_create_data_nocopy(enaddr, ETHER_ADDR_LEN); 152 KASSERT(mac != NULL); 153 if (prop_dictionary_set(dict, "mac-addr", mac) == false) 154 aprint_error( 155 "WARNING: unable to set mac-addr property for %s\n", 156 dev->dv_xname); 157 prop_object_release(mac); 158 } 159 if (device_is_a(dev, "gtpci")) { 160 extern struct gtpci_prot gtpci_prot; 161 extern struct powerpc_bus_space 162 ev64260_pci0_io_bs_tag, ev64260_pci0_mem_bs_tag, 163 ev64260_pci1_io_bs_tag, ev64260_pci1_mem_bs_tag; 164 extern struct genppc_pci_chipset 165 genppc_gtpci0_chipset, genppc_gtpci1_chipset; 166 167 struct marvell_attach_args *mva = aux; 168 struct powerpc_bus_space *pci_io_bs_tag, *pci_mem_bs_tag; 169 struct genppc_pci_chipset *genppc_gtpci_chipset; 170 prop_data_t prot, io_bs_tag, mem_bs_tag, pc; 171 172 if (mva->mva_unit == 0) { 173 pci_io_bs_tag = &ev64260_pci0_io_bs_tag; 174 pci_mem_bs_tag = &ev64260_pci0_mem_bs_tag; 175 genppc_gtpci_chipset = &genppc_gtpci0_chipset; 176 } else { 177 pci_io_bs_tag = &ev64260_pci1_io_bs_tag; 178 pci_mem_bs_tag = &ev64260_pci1_mem_bs_tag; 179 genppc_gtpci_chipset = &genppc_gtpci1_chipset; 180 } 181 182 prot = prop_data_create_data_nocopy( 183 >pci_prot, sizeof(struct gtpci_prot)); 184 KASSERT(prot != NULL); 185 prop_dictionary_set(dict, "prot", prot); 186 prop_object_release(prot); 187 io_bs_tag = prop_data_create_data_nocopy( 188 pci_io_bs_tag, sizeof(struct powerpc_bus_space)); 189 KASSERT(io_bs_tag != NULL); 190 prop_dictionary_set(dict, "io-bus-tag", io_bs_tag); 191 prop_object_release(io_bs_tag); 192 mem_bs_tag = prop_data_create_data_nocopy( 193 pci_mem_bs_tag, sizeof(struct powerpc_bus_space)); 194 KASSERT(mem_bs_tag != NULL); 195 prop_dictionary_set(dict, "mem-bus-tag", mem_bs_tag); 196 prop_object_release(mem_bs_tag); 197 198 genppc_gtpci_chipset->pc_conf_v = device_private(dev); 199 pc = prop_data_create_data_nocopy(genppc_gtpci_chipset, 200 sizeof(struct genppc_pci_chipset)); 201 KASSERT(pc != NULL); 202 prop_dictionary_set(dict, "pci-chipset", pc); 203 prop_object_release(pc); 204 205 prop_dictionary_set_uint64(dict, "iostart", 0x00000600); 206 prop_dictionary_set_uint64(dict, "ioend", 0x0000ffff); 207 prop_dictionary_set_uint64(dict, "memstart", 208 pci_mem_bs_tag->pbs_base); 209 prop_dictionary_set_uint64(dict, "memend", 210 pci_mem_bs_tag->pbs_limit - 1); 211 prop_dictionary_set_uint32(dict, "cache-line-size", 32); 212 } 213 if (device_is_a(dev, "obio") && 214 device_is_a(device_parent(dev), "gt") ) { 215 extern struct powerpc_bus_space *ev64260_obio_bs_tags[5]; 216 struct marvell_attach_args *mva = aux; 217 struct powerpc_bus_space *bst = 218 ev64260_obio_bs_tags[mva->mva_unit]; 219 prop_data_t bstd; 220 221 bstd = 222 prop_data_create_data_nocopy(bst, sizeof(bus_space_tag_t)); 223 KASSERT(bstd != NULL); 224 if (prop_dictionary_set(dict, "bus-tag", bstd) == false) 225 aprint_error( 226 "WARNING: unable to set bus-tag property for %s\n", 227 dev->dv_xname); 228 prop_object_release(bstd); 229 } 230 } 231