tx39biu.c revision 1.3.2.2
1 1.3.2.2 wrstuden /* $NetBSD: tx39biu.c,v 1.3.2.2 1999/12/27 18:32:11 wrstuden Exp $ */ 2 1.3.2.2 wrstuden 3 1.3.2.2 wrstuden /* 4 1.3.2.2 wrstuden * Copyright (c) 1999, by UCHIYAMA Yasushi 5 1.3.2.2 wrstuden * All rights reserved. 6 1.3.2.2 wrstuden * 7 1.3.2.2 wrstuden * Redistribution and use in source and binary forms, with or without 8 1.3.2.2 wrstuden * modification, are permitted provided that the following conditions 9 1.3.2.2 wrstuden * are met: 10 1.3.2.2 wrstuden * 1. Redistributions of source code must retain the above copyright 11 1.3.2.2 wrstuden * notice, this list of conditions and the following disclaimer. 12 1.3.2.2 wrstuden * 2. The name of the developer may NOT be used to endorse or promote products 13 1.3.2.2 wrstuden * derived from this software without specific prior written permission. 14 1.3.2.2 wrstuden * 15 1.3.2.2 wrstuden * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 1.3.2.2 wrstuden * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 1.3.2.2 wrstuden * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 1.3.2.2 wrstuden * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 1.3.2.2 wrstuden * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 1.3.2.2 wrstuden * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 1.3.2.2 wrstuden * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 1.3.2.2 wrstuden * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 1.3.2.2 wrstuden * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 1.3.2.2 wrstuden * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 1.3.2.2 wrstuden * SUCH DAMAGE. 26 1.3.2.2 wrstuden * 27 1.3.2.2 wrstuden */ 28 1.3.2.2 wrstuden #include "opt_tx39_debug.h" 29 1.3.2.2 wrstuden #include "opt_tx39_watchdogtimer.h" 30 1.3.2.2 wrstuden #include "opt_tx39biudebug.h" 31 1.3.2.2 wrstuden 32 1.3.2.2 wrstuden #include <sys/param.h> 33 1.3.2.2 wrstuden #include <sys/systm.h> 34 1.3.2.2 wrstuden #include <sys/device.h> 35 1.3.2.2 wrstuden 36 1.3.2.2 wrstuden #include <machine/bus.h> 37 1.3.2.2 wrstuden 38 1.3.2.2 wrstuden #include <hpcmips/tx/tx39var.h> 39 1.3.2.2 wrstuden #include <hpcmips/tx/tx39biureg.h> 40 1.3.2.2 wrstuden 41 1.3.2.2 wrstuden #include <hpcmips/tx/txcsbusvar.h> 42 1.3.2.2 wrstuden 43 1.3.2.2 wrstuden #define ISSET(x, s) ((x) & (1 << (s))) 44 1.3.2.2 wrstuden #define ISSETPRINT(r, s, m) __is_set_print((u_int32_t)(r), \ 45 1.3.2.2 wrstuden TX39_MEMCONFIG##s##_##m, #m) 46 1.3.2.2 wrstuden 47 1.3.2.2 wrstuden int tx39biu_match __P((struct device*, struct cfdata*, void*)); 48 1.3.2.2 wrstuden void tx39biu_attach __P((struct device*, struct device*, void*)); 49 1.3.2.2 wrstuden void tx39biu_callback __P((struct device*)); 50 1.3.2.2 wrstuden int tx39biu_print __P((void*, const char*)); 51 1.3.2.2 wrstuden int tx39biu_intr __P((void*)); 52 1.3.2.2 wrstuden 53 1.3.2.2 wrstuden static void *__sc; /* XXX */ 54 1.3.2.2 wrstuden 55 1.3.2.2 wrstuden void tx39biu_dump __P((tx_chipset_tag_t)); 56 1.3.2.2 wrstuden 57 1.3.2.2 wrstuden struct tx39biu_softc { 58 1.3.2.2 wrstuden struct device sc_dev; 59 1.3.2.2 wrstuden tx_chipset_tag_t sc_tc; 60 1.3.2.2 wrstuden }; 61 1.3.2.2 wrstuden 62 1.3.2.2 wrstuden struct cfattach tx39biu_ca = { 63 1.3.2.2 wrstuden sizeof(struct tx39biu_softc), tx39biu_match, tx39biu_attach 64 1.3.2.2 wrstuden }; 65 1.3.2.2 wrstuden 66 1.3.2.2 wrstuden int 67 1.3.2.2 wrstuden tx39biu_match(parent, cf, aux) 68 1.3.2.2 wrstuden struct device *parent; 69 1.3.2.2 wrstuden struct cfdata *cf; 70 1.3.2.2 wrstuden void *aux; 71 1.3.2.2 wrstuden { 72 1.3.2.2 wrstuden return 1; 73 1.3.2.2 wrstuden } 74 1.3.2.2 wrstuden 75 1.3.2.2 wrstuden void 76 1.3.2.2 wrstuden tx39biu_attach(parent, self, aux) 77 1.3.2.2 wrstuden struct device *parent; 78 1.3.2.2 wrstuden struct device *self; 79 1.3.2.2 wrstuden void *aux; 80 1.3.2.2 wrstuden { 81 1.3.2.2 wrstuden struct txsim_attach_args *ta = aux; 82 1.3.2.2 wrstuden struct tx39biu_softc *sc = (void*)self; 83 1.3.2.2 wrstuden tx_chipset_tag_t tc; 84 1.3.2.2 wrstuden #ifdef TX39_WATCHDOGTIMER 85 1.3.2.2 wrstuden txreg_t reg; 86 1.3.2.2 wrstuden #endif 87 1.3.2.2 wrstuden 88 1.3.2.2 wrstuden sc->sc_tc = tc = ta->ta_tc; 89 1.3.2.2 wrstuden printf("\n"); 90 1.3.2.2 wrstuden #ifdef TX39BIUDEBUG 91 1.3.2.2 wrstuden tx39biu_dump(tc); 92 1.3.2.2 wrstuden #endif 93 1.3.2.2 wrstuden 94 1.3.2.2 wrstuden #ifdef TX39_WATCHDOGTIMER 95 1.3.2.2 wrstuden /* 96 1.3.2.2 wrstuden * CLRWRBUSERRINT Bus error connected CPU HwInt0 97 1.3.2.2 wrstuden */ 98 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG4_REG); 99 1.3.2.2 wrstuden reg |= TX39_MEMCONFIG4_ENWATCH; 100 1.3.2.2 wrstuden reg = TX39_MEMCONFIG4_WATCHTIMEVAL_SET(reg, 0xf); 101 1.3.2.2 wrstuden tx_conf_write(tc, TX39_MEMCONFIG4_REG, reg); 102 1.3.2.2 wrstuden 103 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG4_REG); 104 1.3.2.2 wrstuden if (reg & TX39_MEMCONFIG4_ENWATCH) { 105 1.3.2.2 wrstuden int i; 106 1.3.2.2 wrstuden i = TX39_MEMCONFIG4_WATCHTIMEVAL(reg); 107 1.3.2.2 wrstuden i = (1000 * (i + 1) * 64) / 36864; 108 1.3.2.2 wrstuden printf("WatchDogTimerRate: %dus\n", i); 109 1.3.2.2 wrstuden } 110 1.3.2.2 wrstuden #endif 111 1.3.2.2 wrstuden __sc = sc; 112 1.3.2.2 wrstuden 113 1.3.2.2 wrstuden /* Clear watch dog timer interrupt */ 114 1.3.2.2 wrstuden tx39biu_intr(sc); 115 1.3.2.2 wrstuden 116 1.3.2.2 wrstuden /* 117 1.3.2.2 wrstuden * Chip select virtual bridge 118 1.3.2.2 wrstuden */ 119 1.3.2.2 wrstuden config_defer(self, tx39biu_callback); 120 1.3.2.2 wrstuden } 121 1.3.2.2 wrstuden 122 1.3.2.2 wrstuden void 123 1.3.2.2 wrstuden tx39biu_callback(self) 124 1.3.2.2 wrstuden struct device *self; 125 1.3.2.2 wrstuden { 126 1.3.2.2 wrstuden struct tx39biu_softc *sc = (void*)self; 127 1.3.2.2 wrstuden struct csbus_attach_args cba; 128 1.3.2.2 wrstuden 129 1.3.2.2 wrstuden cba.cba_busname = "txcsbus"; 130 1.3.2.2 wrstuden cba.cba_tc = sc->sc_tc; 131 1.3.2.2 wrstuden config_found(self, &cba, tx39biu_print); 132 1.3.2.2 wrstuden } 133 1.3.2.2 wrstuden 134 1.3.2.2 wrstuden int 135 1.3.2.2 wrstuden tx39biu_print(aux, pnp) 136 1.3.2.2 wrstuden void *aux; 137 1.3.2.2 wrstuden const char *pnp; 138 1.3.2.2 wrstuden { 139 1.3.2.2 wrstuden return pnp ? QUIET : UNCONF; 140 1.3.2.2 wrstuden } 141 1.3.2.2 wrstuden 142 1.3.2.2 wrstuden int 143 1.3.2.2 wrstuden tx39biu_intr(arg) 144 1.3.2.2 wrstuden void *arg; 145 1.3.2.2 wrstuden { 146 1.3.2.2 wrstuden struct tx39biu_softc *sc = __sc; 147 1.3.2.2 wrstuden tx_chipset_tag_t tc; 148 1.3.2.2 wrstuden txreg_t reg; 149 1.3.2.2 wrstuden 150 1.3.2.2 wrstuden if (!sc) { 151 1.3.2.2 wrstuden return 0; 152 1.3.2.2 wrstuden } 153 1.3.2.2 wrstuden tc = sc->sc_tc; 154 1.3.2.2 wrstuden /* Clear interrupt */ 155 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG4_REG); 156 1.3.2.2 wrstuden reg |= TX39_MEMCONFIG4_CLRWRBUSERRINT; 157 1.3.2.2 wrstuden tx_conf_write(tc, TX39_MEMCONFIG4_REG, reg); 158 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG4_REG); 159 1.3.2.2 wrstuden reg &= ~TX39_MEMCONFIG4_CLRWRBUSERRINT; 160 1.3.2.2 wrstuden tx_conf_write(tc, TX39_MEMCONFIG4_REG, reg); 161 1.3.2.2 wrstuden 162 1.3.2.2 wrstuden return 0; 163 1.3.2.2 wrstuden } 164 1.3.2.2 wrstuden 165 1.3.2.2 wrstuden void 166 1.3.2.2 wrstuden tx39biu_dump(tc) 167 1.3.2.2 wrstuden tx_chipset_tag_t tc; 168 1.3.2.2 wrstuden { 169 1.3.2.2 wrstuden char *rowsel[] = {"18,17:9", "22,18,20,19,17:9", "20,22,21,19,17:9", "22,23,21,19,17:9"}; 170 1.3.2.2 wrstuden char *colsel[] = {"22,20,18,8:1", "19,18,8:2", "21,20,18,8:2", "23,22,20,18,8:2", 171 1.3.2.2 wrstuden "24,22,20,18,8:2", "18,p,X,8:0","22,p,X,21,8:0", "18,p,X,21,8:1", 172 1.3.2.2 wrstuden "22,p,X,23,21,8:1", "24,23,21,8:2"}; 173 1.3.2.2 wrstuden txreg_t reg; 174 1.3.2.2 wrstuden int i; 175 1.3.2.2 wrstuden /* 176 1.3.2.2 wrstuden * Memory config 0 register 177 1.3.2.2 wrstuden */ 178 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG0_REG); 179 1.3.2.2 wrstuden printf(" config0:"); 180 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENDCLKOUTTRI); 181 1.3.2.2 wrstuden ISSETPRINT(reg, 0, DISDQMINIT); 182 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENSDRAMPD); 183 1.3.2.2 wrstuden ISSETPRINT(reg, 0, SHOWDINO); 184 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENRMAP2); 185 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENRMAP1); 186 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENWRINPAGE); 187 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENCS3USER); 188 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENCS2USER); 189 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENCS1USER); 190 1.3.2.2 wrstuden ISSETPRINT(reg, 0, ENCS1DRAM); 191 1.3.2.2 wrstuden ISSETPRINT(reg, 0, CS3SIZE); 192 1.3.2.2 wrstuden ISSETPRINT(reg, 0, CS2SIZE); 193 1.3.2.2 wrstuden ISSETPRINT(reg, 0, CS1SIZE); 194 1.3.2.2 wrstuden ISSETPRINT(reg, 0, CS0SIZE); 195 1.3.2.2 wrstuden printf("\n"); 196 1.3.2.2 wrstuden for (i = 0; i < 2; i++) { 197 1.3.2.2 wrstuden int r, c; 198 1.3.2.2 wrstuden printf(" BANK%d: ", i); 199 1.3.2.2 wrstuden switch (i ? TX39_MEMCONFIG0_BANK1CONF(reg) 200 1.3.2.2 wrstuden : TX39_MEMCONFIG0_BANK0CONF(reg)) { 201 1.3.2.2 wrstuden case TX39_MEMCONFIG0_BANKCONF_16BITSDRAM: 202 1.3.2.2 wrstuden printf("16bit SDRAM"); 203 1.3.2.2 wrstuden break; 204 1.3.2.2 wrstuden case TX39_MEMCONFIG0_BANKCONF_8BITSDRAM: 205 1.3.2.2 wrstuden printf("8bit SDRAM"); 206 1.3.2.2 wrstuden break; 207 1.3.2.2 wrstuden case TX39_MEMCONFIG0_BANKCONF_32BITSDHDRAM: 208 1.3.2.2 wrstuden printf("32bit DRAM/HDRAM"); 209 1.3.2.2 wrstuden break; 210 1.3.2.2 wrstuden case TX39_MEMCONFIG0_BANKCONF_16BITSDHDRAM: 211 1.3.2.2 wrstuden printf("16bit DRAM/HDRAM"); 212 1.3.2.2 wrstuden break; 213 1.3.2.2 wrstuden } 214 1.3.2.2 wrstuden if (i == 1) { 215 1.3.2.2 wrstuden r = TX39_MEMCONFIG0_ROWSEL1(reg); 216 1.3.2.2 wrstuden c = TX39_MEMCONFIG0_COLSEL1(reg); 217 1.3.2.2 wrstuden } else { 218 1.3.2.2 wrstuden r = TX39_MEMCONFIG0_ROWSEL0(reg); 219 1.3.2.2 wrstuden c = TX39_MEMCONFIG0_COLSEL0(reg); 220 1.3.2.2 wrstuden } 221 1.3.2.2 wrstuden printf(" ROW %s COL %s\n", rowsel[r], colsel[c]); 222 1.3.2.2 wrstuden } 223 1.3.2.2 wrstuden 224 1.3.2.2 wrstuden /* 225 1.3.2.2 wrstuden * Memory config 3 register 226 1.3.2.2 wrstuden */ 227 1.3.2.2 wrstuden printf(" config3:"); 228 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG3_REG); 229 1.3.2.2 wrstuden #ifdef TX391X 230 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENMCS3PAGE); 231 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENMCS2PAGE); 232 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENMCS1PAGE); 233 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENMCS0PAGE); 234 1.3.2.2 wrstuden #endif /* TX391X */ 235 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENCS3PAGE); 236 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENCS2PAGE); 237 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENCS1PAGE); 238 1.3.2.2 wrstuden ISSETPRINT(reg, 3, ENCS0PAGE); 239 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD2WAITEN); 240 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD1WAITEN); 241 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD2IOEN); 242 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD1IOEN); 243 1.3.2.2 wrstuden #ifdef TX391X 244 1.3.2.2 wrstuden ISSETPRINT(reg, 3, PORT8SEL); 245 1.3.2.2 wrstuden #endif /* TX391X */ 246 1.3.2.2 wrstuden #ifdef TX392X 247 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD2_8SEL); 248 1.3.2.2 wrstuden ISSETPRINT(reg, 3, CARD1_8SEL); 249 1.3.2.2 wrstuden #endif /* TX392X */ 250 1.3.2.2 wrstuden 251 1.3.2.2 wrstuden printf("\n"); 252 1.3.2.2 wrstuden 253 1.3.2.2 wrstuden /* 254 1.3.2.2 wrstuden * Memory config 4 register 255 1.3.2.2 wrstuden */ 256 1.3.2.2 wrstuden reg = tx_conf_read(tc, TX39_MEMCONFIG4_REG); 257 1.3.2.2 wrstuden printf(" config4:"); 258 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENBANK1HDRAM); 259 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENBANK0HDRAM); 260 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENARB); 261 1.3.2.2 wrstuden ISSETPRINT(reg, 4, DISSNOOP); 262 1.3.2.2 wrstuden ISSETPRINT(reg, 4, CLRWRBUSERRINT); 263 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENBANK1OPT); 264 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENBANK0OPT); 265 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENWATCH); 266 1.3.2.2 wrstuden ISSETPRINT(reg, 4, MEMPOWERDOWN); 267 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENRFSH1); 268 1.3.2.2 wrstuden ISSETPRINT(reg, 4, ENRFSH0); 269 1.3.2.2 wrstuden if (reg & TX39_MEMCONFIG4_ENWATCH) { 270 1.3.2.2 wrstuden i = TX39_MEMCONFIG4_WATCHTIMEVAL(reg); 271 1.3.2.2 wrstuden i = (1000 * (i + 1) * 64) / 36864; 272 1.3.2.2 wrstuden printf("WatchDogTimerRate: %dus", i); 273 1.3.2.2 wrstuden } 274 1.3.2.2 wrstuden printf("\n"); 275 1.3.2.2 wrstuden } 276 1.3.2.2 wrstuden 277
Indexes created Wed Nov 05 00:09:41 GMT 2025