sbobio.c revision 1.10
1 /* $NetBSD: sbobio.c,v 1.10 2003/06/29 12:20:19 simonb Exp $ */ 2 3 /* 4 * Copyright 2000, 2001 5 * Broadcom Corporation. All rights reserved. 6 * 7 * This software is furnished under license and may be used and copied only 8 * in accordance with the following terms and conditions. Subject to these 9 * conditions, you may download, copy, install, use, modify and distribute 10 * modified or unmodified copies of this software in source and/or binary 11 * form. No title or ownership is transferred hereby. 12 * 13 * 1) Any source code used, modified or distributed must reproduce and 14 * retain this copyright notice and list of conditions as they appear in 15 * the source file. 16 * 17 * 2) No right is granted to use any trade name, trademark, or logo of 18 * Broadcom Corporation. The "Broadcom Corporation" name may not be 19 * used to endorse or promote products derived from this software 20 * without the prior written permission of Broadcom Corporation. 21 * 22 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED 23 * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF 24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR 25 * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE 26 * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE 27 * LIABLE FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 31 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 32 * OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #include <sys/param.h> 36 #include <sys/device.h> 37 #include <sys/systm.h> 38 39 #include <machine/locore.h> 40 #include <mips/sibyte/include/sb1250_regs.h> 41 #include <mips/sibyte/include/sb1250_scd.h> 42 #include <mips/sibyte/include/zbbusvar.h> 43 #include <mips/sibyte/dev/sbobiovar.h> 44 45 #include "locators.h" 46 47 static int sbobio_match(struct device *, struct cfdata *, void *); 48 static void sbobio_attach(struct device *, struct device *, void *); 49 50 CFATTACH_DECL(sbobio, sizeof(struct device), 51 sbobio_match, sbobio_attach, NULL, NULL); 52 53 static int sbobio_print(void *, const char *); 54 static int sbobio_submatch(struct device *, struct cfdata *, void *); 55 static const char *sbobio_device_type_name(enum sbobio_device_type type); 56 57 static const struct sbobio_attach_locs sb1250_rev1_sbobio_devs[] = { 58 { 0x0000, {6,-1}, SBOBIO_DEVTYPE_SMBUS }, 59 { 0x0008, {7,-1}, SBOBIO_DEVTYPE_SMBUS }, 60 { 0x0100, {8,9}, SBOBIO_DEVTYPE_DUART }, 61 { 0x0400, {10,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 62 { 0x0800, {11,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 63 #if 0 64 { 0x1000, {-1,-1}, SBOBIO_DEVTYPE_GBUS, }, /* XXXCGD ??? */ 65 #endif 66 { 0x4000, {19,-1}, SBOBIO_DEVTYPE_MAC, }, 67 { 0x5000, {20,-1}, SBOBIO_DEVTYPE_MAC, }, 68 { 0x6000, {21,-1}, SBOBIO_DEVTYPE_MAC, }, 69 }; 70 static const int sb1250_rev1_sbobio_dev_count = 71 sizeof sb1250_rev1_sbobio_devs / sizeof sb1250_rev1_sbobio_devs[0]; 72 73 static const struct sbobio_attach_locs sb1250_sbobio_devs[] = { 74 { 0x0000, {6,-1}, SBOBIO_DEVTYPE_SMBUS }, 75 { 0x0008, {7,-1}, SBOBIO_DEVTYPE_SMBUS }, 76 { 0x0100, {8,9}, SBOBIO_DEVTYPE_DUART }, 77 { 0x0400, {10,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 78 { 0x0800, {11,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 79 #if 0 80 { 0x1000, {-1,-1}, SBOBIO_DEVTYPE_GBUS, }, /* XXXCGD ??? */ 81 #endif 82 { 0x4000, {19,61}, SBOBIO_DEVTYPE_MAC, }, 83 { 0x5000, {20,62}, SBOBIO_DEVTYPE_MAC, }, 84 { 0x6000, {21,63}, SBOBIO_DEVTYPE_MAC, }, 85 }; 86 static const int sb1250_sbobio_dev_count = 87 sizeof sb1250_sbobio_devs / sizeof sb1250_sbobio_devs[0]; 88 89 static const struct sbobio_attach_locs sb112x_sbobio_devs[] = { 90 { 0x0000, {6,-1}, SBOBIO_DEVTYPE_SMBUS }, 91 { 0x0008, {7,-1}, SBOBIO_DEVTYPE_SMBUS }, 92 { 0x0100, {8,9}, SBOBIO_DEVTYPE_DUART }, 93 { 0x0400, {10,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 94 { 0x0800, {11,-1}, SBOBIO_DEVTYPE_SYNCSERIAL }, 95 #if 0 96 { 0x1000, {-1,-1}, SBOBIO_DEVTYPE_GBUS, }, /* XXXCGD ??? */ 97 #endif 98 { 0x4000, {19,61}, SBOBIO_DEVTYPE_MAC, }, 99 { 0x5000, {20,62}, SBOBIO_DEVTYPE_MAC, }, 100 }; 101 static const int sb112x_sbobio_dev_count = 102 sizeof sb112x_sbobio_devs / sizeof sb112x_sbobio_devs[0]; 103 104 static int 105 sbobio_match(struct device *parent, struct cfdata *match, void *aux) 106 { 107 struct zbbus_attach_args *zap = aux; 108 uint64_t sysrev; 109 110 if (zap->za_locs.za_type != ZBBUS_ENTTYPE_OBIO) 111 return (0); 112 113 sysrev = mips3_ld((u_int64_t *)MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_REVISION)); 114 switch (SYS_SOC_TYPE(sysrev)) { 115 case K_SYS_SOC_TYPE_BCM1120: 116 case K_SYS_SOC_TYPE_BCM1125: 117 case K_SYS_SOC_TYPE_BCM1125H: 118 case K_SYS_SOC_TYPE_BCM1250: 119 break; 120 121 default: 122 return (0); 123 } 124 125 return (1); 126 } 127 128 static void 129 sbobio_attach(struct device *parent, struct device *self, void *aux) 130 { 131 struct sbobio_attach_args sa; 132 const char *dscr; 133 const struct sbobio_attach_locs *devs; 134 uint64_t sysrev; 135 int i, devcount; 136 137 sysrev = mips3_ld((u_int64_t *)MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_REVISION)); 138 switch (SYS_SOC_TYPE(sysrev)) { 139 case K_SYS_SOC_TYPE_BCM1120: 140 case K_SYS_SOC_TYPE_BCM1125: 141 case K_SYS_SOC_TYPE_BCM1125H: 142 dscr = "BCM112x"; 143 devs = sb112x_sbobio_devs; 144 devcount = sb112x_sbobio_dev_count; 145 break; 146 147 case K_SYS_SOC_TYPE_BCM1250: 148 if (G_SYS_REVISION(sysrev) >= K_SYS_REVISION_BCM1250_PASS2) { 149 dscr = "BCM1250 (rev2 and later)"; 150 devs = sb1250_sbobio_devs; 151 devcount = sb1250_sbobio_dev_count; 152 } else { 153 dscr = "BCM1250 rev1"; 154 devs = sb1250_rev1_sbobio_devs; 155 devcount = sb1250_rev1_sbobio_dev_count; 156 } 157 break; 158 #ifdef DIAGNOSTIC 159 default: 160 panic("un-matched in sbobio_attach"); 161 break; 162 #endif 163 } 164 165 printf(": %s peripherals\n", dscr); 166 167 for (i = 0; i < devcount; i++) { 168 memset(&sa, 0, sizeof sa); 169 sa.sa_base = A_PHYS_IO_SYSTEM; 170 sa.sa_locs = devs[i]; 171 config_found_sm(self, &sa, sbobio_print, sbobio_submatch); 172 } 173 return; 174 } 175 176 int 177 sbobio_print(void *aux, const char *pnp) 178 { 179 struct sbobio_attach_args *sap = aux; 180 int i; 181 182 if (pnp) 183 aprint_normal("%s at %s", 184 sbobio_device_type_name(sap->sa_locs.sa_type), pnp); 185 aprint_normal(" offset 0x%lx", (long)sap->sa_locs.sa_offset); 186 for (i = 0; i < 2; i++) { 187 if (sap->sa_locs.sa_intr[i] != SBOBIOCF_INTR_DEFAULT) 188 aprint_normal("%s%ld", i == 0 ? " intr " : ",", 189 (long)sap->sa_locs.sa_intr[i]); 190 } 191 return (UNCONF); 192 } 193 194 static int 195 sbobio_submatch(struct device *parent, struct cfdata *cf, void *aux) 196 { 197 struct sbobio_attach_args *sap = aux; 198 int i; 199 200 if (cf->cf_loc[SBOBIOCF_OFFSET] != SBOBIOCF_OFFSET_DEFAULT && 201 cf->cf_loc[SBOBIOCF_OFFSET] != sap->sa_locs.sa_offset) 202 return (0); 203 204 for (i = 0; i < 2; i++) { 205 if (cf->cf_loc[SBOBIOCF_INTR + i] != SBOBIOCF_INTR_DEFAULT && 206 cf->cf_loc[SBOBIOCF_INTR + i] != sap->sa_locs.sa_intr[i]) 207 return (0); 208 } 209 210 return (config_match(parent, cf, aux)); 211 } 212 213 static const char * 214 sbobio_device_type_name(enum sbobio_device_type type) 215 { 216 217 switch (type) { 218 case SBOBIO_DEVTYPE_SMBUS: 219 return ("sbsmbus"); 220 case SBOBIO_DEVTYPE_DUART: 221 return ("sbscn"); 222 case SBOBIO_DEVTYPE_SYNCSERIAL: 223 return ("sbsync"); 224 case SBOBIO_DEVTYPE_GBUS: 225 return ("sbgbus"); 226 case SBOBIO_DEVTYPE_MAC: 227 return ("sbmac"); 228 } 229 panic("sbobio_device_type_name"); 230 return ("panic"); 231 } 232
Indexes created Sun Sep 28 16:09:52 GMT 2025