zbus.c revision 1.32.2.2
1 1.32.2.2 veego /* $NetBSD: zbus.c,v 1.32.2.2 1997/03/05 22:41:04 veego Exp $ */ 2 1.32.2.2 veego 3 1.32.2.2 veego /* 4 1.32.2.2 veego * Copyright (c) 1994 Christian E. Hopps 5 1.32.2.2 veego * All rights reserved. 6 1.32.2.2 veego * 7 1.32.2.2 veego * Redistribution and use in source and binary forms, with or without 8 1.32.2.2 veego * modification, are permitted provided that the following conditions 9 1.32.2.2 veego * are met: 10 1.32.2.2 veego * 1. Redistributions of source code must retain the above copyright 11 1.32.2.2 veego * notice, this list of conditions and the following disclaimer. 12 1.32.2.2 veego * 2. Redistributions in binary form must reproduce the above copyright 13 1.32.2.2 veego * notice, this list of conditions and the following disclaimer in the 14 1.32.2.2 veego * documentation and/or other materials provided with the distribution. 15 1.32.2.2 veego * 3. All advertising materials mentioning features or use of this software 16 1.32.2.2 veego * must display the following acknowledgement: 17 1.32.2.2 veego * This product includes software developed by Christian E. Hopps. 18 1.32.2.2 veego * 4. The name of the author may not be used to endorse or promote products 19 1.32.2.2 veego * derived from this software without specific prior written permission 20 1.32.2.2 veego * 21 1.32.2.2 veego * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 1.32.2.2 veego * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 1.32.2.2 veego * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 1.32.2.2 veego * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 1.32.2.2 veego * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 1.32.2.2 veego * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 1.32.2.2 veego * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 1.32.2.2 veego * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 1.32.2.2 veego * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 1.32.2.2 veego * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 1.32.2.2 veego */ 32 1.32.2.2 veego #include <sys/param.h> 33 1.32.2.2 veego #include <sys/device.h> 34 1.32.2.2 veego #include <sys/systm.h> 35 1.32.2.2 veego #include <machine/cpu.h> 36 1.32.2.2 veego #include <machine/pte.h> 37 1.32.2.2 veego #include <amiga/amiga/cfdev.h> 38 1.32.2.2 veego #include <amiga/amiga/device.h> 39 1.32.2.2 veego #include <amiga/dev/zbusvar.h> 40 1.32.2.2 veego 41 1.32.2.2 veego struct aconfdata { 42 1.32.2.2 veego char *name; 43 1.32.2.2 veego int manid; 44 1.32.2.2 veego int prodid; 45 1.32.2.2 veego }; 46 1.32.2.2 veego 47 1.32.2.2 veego struct preconfdata { 48 1.32.2.2 veego int manid; 49 1.32.2.2 veego int prodid; 50 1.32.2.2 veego caddr_t vaddr; 51 1.32.2.2 veego }; 52 1.32.2.2 veego 53 1.32.2.2 veego 54 1.32.2.2 veego /* 55 1.32.2.2 veego * explain the names.. 0123456789 => zothfisven 56 1.32.2.2 veego */ 57 1.32.2.2 veego static struct aconfdata aconftab[] = { 58 1.32.2.2 veego /* Commodore Amiga */ 59 1.32.2.2 veego { "atzee", 513, 1 }, 60 1.32.2.2 veego { "atzsc", 514, 2 }, 61 1.32.2.2 veego { "atzsc", 514, 3 }, 62 1.32.2.2 veego { "bah", 514, 9 }, /* A2060 */ 63 1.32.2.2 veego { "ql", 514, 69 }, 64 1.32.2.2 veego { "ql", 514, 70 }, 65 1.32.2.2 veego { "atfsc", 514, 84 }, 66 1.32.2.2 veego { "le", 514, 112 }, 67 1.32.2.2 veego /* Ameristar */ 68 1.32.2.2 veego { "le", 1053, 1 }, 69 1.32.2.2 veego { "bah", 1053, 9 }, /* A2060 */ 70 1.32.2.2 veego { "es", 1053, 10 }, 71 1.32.2.2 veego /* University of Lowell */ 72 1.32.2.2 veego { "grful", 1030, 0 }, 73 1.32.2.2 veego /* DMI */ 74 1.32.2.2 veego { "grfrs", 2129, 1 }, /* Resolver graphics board */ 75 1.32.2.2 veego /* Macrosystems */ 76 1.32.2.2 veego { "grfrt", 18260, 6 }, 77 1.32.2.2 veego { "grfrh", 18260, 16}, /* Retina BLT Z3 */ 78 1.32.2.2 veego { "grfrh", 18260, 19}, /* Altais */ 79 1.32.2.2 veego /* Greater valley products */ 80 1.32.2.2 veego { "gvpbus", 2017, 2 }, 81 1.32.2.2 veego { "gvpbus", 2017, 11 }, 82 1.32.2.2 veego { "giv", 2017, 32 }, 83 1.32.2.2 veego { "gio", 2017, 255 }, 84 1.32.2.2 veego /* progressive perhiperals */ 85 1.32.2.2 veego { "zssc", 2026, 150 }, 86 1.32.2.2 veego { "ppia", 2026, 187 }, 87 1.32.2.2 veego { "ppta", 2026, 105 }, 88 1.32.2.2 veego { "ppha", 2026, 1 }, 89 1.32.2.2 veego { "mrsc", 2026, 0 }, 90 1.32.2.2 veego /* CSA */ 91 1.32.2.2 veego { "mgnsc", 1058, 17 }, 92 1.32.2.2 veego { "otgsc", 1058, 21 }, 93 1.32.2.2 veego /* Microbotics */ 94 1.32.2.2 veego { "vhzsc", 1010, 69 }, 95 1.32.2.2 veego /* Supra */ 96 1.32.2.2 veego { "wstsc", 1056, 12 }, 97 1.32.2.2 veego { "wstsc", 1056, 13 }, 98 1.32.2.2 veego /* IVS */ 99 1.32.2.2 veego { "itrmp", 2112, 48 }, 100 1.32.2.2 veego { "itrmp", 2112, 52 }, 101 1.32.2.2 veego { "ivasc", 2112, 242 }, 102 1.32.2.2 veego { "ivsc", 2112, 243 }, 103 1.32.2.2 veego /* Hydra */ 104 1.32.2.2 veego { "ed", 2121, 1 }, 105 1.32.2.2 veego /* ASDG */ 106 1.32.2.2 veego { "ed", 1023, 254 }, 107 1.32.2.2 veego /* Village Tronic Ariadne */ 108 1.32.2.2 veego { "ae", 2167, 201}, 109 1.32.2.2 veego /* bsc/Alf Data */ 110 1.32.2.2 veego { "Tandem", 2092, 6 }, /* Tandem AT disk controler */ 111 1.32.2.2 veego { "mfc", 2092, 16 }, 112 1.32.2.2 veego { "mfc", 2092, 17 }, 113 1.32.2.2 veego { "mfc", 2092, 18 }, 114 1.32.2.2 veego /* Cirrus CL GD 5426 -> Picasso, Piccolo, EGS Spectrum */ 115 1.32.2.2 veego { "grfcl", 2167, 11}, /* PicassoII mem */ 116 1.32.2.2 veego { "grfcl", 2167, 12}, /* PicassoII regs */ 117 1.32.2.2 veego { "grfcl", 2167, 21}, /* PicassoIV Z2 mem1 */ 118 1.32.2.2 veego { "grfcl", 2167, 22}, /* PicassoIV Z2 mem2 */ 119 1.32.2.2 veego { "grfcl", 2167, 23}, /* PicassoIV Z2 regs */ 120 1.32.2.2 veego { "grfcl", 2167, 24}, /* PicassoIV Z3 */ 121 1.32.2.2 veego { "grfcl", 2193, 2}, /* Spectrum mem */ 122 1.32.2.2 veego { "grfcl", 2193, 1}, /* Spectrum regs */ 123 1.32.2.2 veego { "grfcl", 2195, 5}, /* Piccolo mem */ 124 1.32.2.2 veego { "grfcl", 2195, 6}, /* Piccolo regs */ 125 1.32.2.2 veego { "grfcl", 2195, 10}, /* Piccolo SD64 mem */ 126 1.32.2.2 veego { "grfcl", 2195, 11}, /* Piccolo SD64 regs */ 127 1.32.2.2 veego /* MacroSystemsUS */ 128 1.32.2.2 veego { "wesc", 2203, 19}, /* Warp engine */ 129 1.32.2.2 veego /* phase 5 digital products */ 130 1.32.2.2 veego { "flmem", 8512, 10}, /* FastlaneZ3 memory */ 131 1.32.2.2 veego { "flsc", 8512, 11}, /* FastlaneZ3 */ 132 1.32.2.2 veego { "cbsc", 8512, 12}, /* Cyberstorm Mk I SCSI */ 133 1.32.2.2 veego { "bzivsc", 8512, 17}, /* Blizzard IV SCSI */ 134 1.32.2.2 veego { "bztzsc", 8512, 24}, /* Blizzard 2060 SCSI */ 135 1.32.2.2 veego { "cbiisc", 8512, 25}, /* Cyberstorm Mk II SCSI */ 136 1.32.2.2 veego { "grfcv", 8512, 34}, /* CyberVison 64 */ 137 1.32.2.2 veego /* Hacker Inc. */ 138 1.32.2.2 veego { "mlhsc", 2011, 1 }, 139 1.32.2.2 veego /* Resource Management Force */ 140 1.32.2.2 veego { "qn", 2011, 2 }, /* QuickNet Ethernet */ 141 1.32.2.2 veego /* ??? */ 142 1.32.2.2 veego { "empsc", 2171, 21 }, /* Emplant SCSI */ 143 1.32.2.2 veego { "empsc", 2171, 32 }, /* Emplant SCSI */ 144 1.32.2.2 veego /* Tseng ET4000 boards */ 145 1.32.2.2 veego { "grfet", 2117, 3 }, /* Merlin mem */ 146 1.32.2.2 veego { "grfet", 2117, 4 }, /* Merlin regs */ 147 1.32.2.2 veego { "grfet", 2167, 1 }, /* Domino mem */ 148 1.32.2.2 veego { "grfet", 2167, 2 }, /* Domino regs */ 149 1.32.2.2 veego { "grfet", 2167, 3 }, /* Domino regs (proto 16M) */ 150 1.32.2.2 veego { "grfet", 2181, 0 }, /* oMniBus */ 151 1.32.2.2 veego /* Advanced Systems */ 152 1.32.2.2 veego { "nxsc", 2102, 1 }, /* Nexus SCSI board */ 153 1.32.2.2 veego /* Masoboshi */ 154 1.32.2.2 veego { "mcsc", 8535, 4 }, /* Masoboshi Mastercard 702 */ 155 1.32.2.2 veego /* Apollo */ 156 1.32.2.2 veego { "apssc", 8738, 35 } /* Apollo '060 scsi */ 157 1.32.2.2 veego }; 158 1.32.2.2 veego static int naconfent = sizeof(aconftab) / sizeof(struct aconfdata); 159 1.32.2.2 veego 160 1.32.2.2 veego /* 161 1.32.2.2 veego * Anything listed in this table is subject to pre-configuration, 162 1.32.2.2 veego * if autoconf.c:config_console() calls amiga_config_found() on 163 1.32.2.2 veego * the Zorro III device. 164 1.32.2.2 veego */ 165 1.32.2.2 veego static struct preconfdata preconftab[] = { 166 1.32.2.2 veego {18260, 6, 0 }, /* Retina Z2 */ /* grf1 */ 167 1.32.2.2 veego {18260, 16, 0}, /* Retina BLT Z3 */ /* grf2 */ 168 1.32.2.2 veego {18260, 19, 0}, /* Altais */ 169 1.32.2.2 veego {2167, 11, 0}, /* PicassoII mem */ /* grf3 */ 170 1.32.2.2 veego {2167, 12, 0}, /* PicassoII regs */ 171 1.32.2.2 veego {2167, 21, 0}, /* PicassoIV Z2 mem1 */ 172 1.32.2.2 veego {2167, 22, 0}, /* PicassoIV Z2 mem2 */ 173 1.32.2.2 veego {2167, 23, 0}, /* PicassoIV Z2 regs */ 174 1.32.2.2 veego {2167, 24, 0}, /* PicassoIV Z3 */ 175 1.32.2.2 veego {2193, 2, 0}, /* Spectrum mem */ 176 1.32.2.2 veego {2193, 1, 0}, /* Spectrum regs */ 177 1.32.2.2 veego {2195, 5, 0}, /* Piccolo mem */ 178 1.32.2.2 veego {2195, 6, 0}, /* Piccolo regs */ 179 1.32.2.2 veego {2195, 10, 0}, /* Piccolo SD64 mem */ 180 1.32.2.2 veego {2195, 11, 0}, /* Piccolo SD64 regs */ 181 1.32.2.2 veego {1030, 0, 0}, /* Ulwl board */ /* grf4 */ 182 1.32.2.2 veego {8512, 34, 0}, /* Cybervison 64 */ /* grf5 */ 183 1.32.2.2 veego {2117, 3, 0}, /* Merlin mem */ /* grf6 */ 184 1.32.2.2 veego {2117, 4, 0}, /* Merlin regs */ 185 1.32.2.2 veego {2167, 1, 0}, /* Domino mem */ 186 1.32.2.2 veego {2167, 2, 0}, /* Domino regs */ 187 1.32.2.2 veego {2167, 3, 0}, /* Domino regs (proto 16M) */ 188 1.32.2.2 veego {2181, 0, 0} /* oMniBus mem or regs */ 189 1.32.2.2 veego }; 190 1.32.2.2 veego static int npreconfent = sizeof(preconftab) / sizeof(struct preconfdata); 191 1.32.2.2 veego 192 1.32.2.2 veego 193 1.32.2.2 veego void zbusattach __P((struct device *, struct device *, void *)); 194 1.32.2.2 veego int zbusprint __P((void *, const char *)); 195 1.32.2.2 veego int zbusmatch __P((struct device *, struct cfdata *, void *)); 196 1.32.2.2 veego caddr_t zbusmap __P((caddr_t, u_int)); 197 1.32.2.2 veego static char *aconflookup __P((int, int)); 198 1.32.2.2 veego 199 1.32.2.2 veego /* 200 1.32.2.2 veego * given a manufacturer id and product id, find the name 201 1.32.2.2 veego * that describes this board. 202 1.32.2.2 veego */ 203 1.32.2.2 veego static char * 204 1.32.2.2 veego aconflookup(mid, pid) 205 1.32.2.2 veego int mid, pid; 206 1.32.2.2 veego { 207 1.32.2.2 veego struct aconfdata *adp, *eadp; 208 1.32.2.2 veego 209 1.32.2.2 veego eadp = &aconftab[naconfent]; 210 1.32.2.2 veego for (adp = aconftab; adp < eadp; adp++) 211 1.32.2.2 veego if (adp->manid == mid && adp->prodid == pid) 212 1.32.2.2 veego return(adp->name); 213 1.32.2.2 veego return("board"); 214 1.32.2.2 veego } 215 1.32.2.2 veego 216 1.32.2.2 veego /* 217 1.32.2.2 veego * mainbus driver 218 1.32.2.2 veego */ 219 1.32.2.2 veego 220 1.32.2.2 veego struct cfattach zbus_ca = { 221 1.32.2.2 veego sizeof(struct device), zbusmatch, zbusattach 222 1.32.2.2 veego }; 223 1.32.2.2 veego 224 1.32.2.2 veego struct cfdriver zbus_cd = { 225 1.32.2.2 veego NULL, "zbus", DV_DULL, NULL, 0 226 1.32.2.2 veego }; 227 1.32.2.2 veego 228 1.32.2.2 veego static struct cfdata *early_cfdata; 229 1.32.2.2 veego 230 1.32.2.2 veego /*ARGSUSED*/ 231 1.32.2.2 veego int 232 1.32.2.2 veego zbusmatch(pdp, cfp, auxp) 233 1.32.2.2 veego struct device *pdp; 234 1.32.2.2 veego struct cfdata *cfp; 235 1.32.2.2 veego void *auxp; 236 1.32.2.2 veego { 237 1.32.2.2 veego 238 1.32.2.2 veego if (matchname(auxp, "zbus") == 0) 239 1.32.2.2 veego return(0); 240 1.32.2.2 veego if (amiga_realconfig == 0) 241 1.32.2.2 veego early_cfdata = cfp; 242 1.32.2.2 veego return(1); 243 1.32.2.2 veego } 244 1.32.2.2 veego 245 1.32.2.2 veego /* 246 1.32.2.2 veego * called to attach bus, we probe, i.e., scan configdev structs passed 247 1.32.2.2 veego * in, for each found name call config_found() which will do this again 248 1.32.2.2 veego * with that driver if matched else print a diag. 249 1.32.2.2 veego */ 250 1.32.2.2 veego void 251 1.32.2.2 veego zbusattach(pdp, dp, auxp) 252 1.32.2.2 veego struct device *pdp, *dp; 253 1.32.2.2 veego void *auxp; 254 1.32.2.2 veego { 255 1.32.2.2 veego struct zbus_args za; 256 1.32.2.2 veego struct preconfdata *pcp, *epcp; 257 1.32.2.2 veego struct cfdev *cdp, *ecdp; 258 1.32.2.2 veego 259 1.32.2.2 veego epcp = &preconftab[npreconfent]; 260 1.32.2.2 veego ecdp = &cfdev[ncfdev]; 261 1.32.2.2 veego if (amiga_realconfig) { 262 1.32.2.2 veego if (ZTWOMEMADDR) 263 1.32.2.2 veego printf(": mem 0x%08lx-0x%08lx", 264 1.32.2.2 veego ZTWOMEMADDR, ZTWOMEMADDR + NBPG * NZTWOMEMPG - 1); 265 1.32.2.2 veego if (ZBUSAVAIL) 266 1.32.2.2 veego printf (": i/o size 0x%08x", ZBUSAVAIL); 267 1.32.2.2 veego printf("\n"); 268 1.32.2.2 veego } 269 1.32.2.2 veego for (cdp = cfdev; cdp < ecdp; cdp++) { 270 1.32.2.2 veego for (pcp = preconftab; pcp < epcp; pcp++) { 271 1.32.2.2 veego if (pcp->manid == cdp->rom.manid && 272 1.32.2.2 veego pcp->prodid == cdp->rom.prodid) 273 1.32.2.2 veego break; 274 1.32.2.2 veego } 275 1.32.2.2 veego if (amiga_realconfig == 0 && pcp >= epcp) 276 1.32.2.2 veego continue; 277 1.32.2.2 veego 278 1.32.2.2 veego /* 279 1.32.2.2 veego * check if it's a Zorro II or III board and not linked into 280 1.32.2.2 veego * MemList (i.e. not a memory board) 281 1.32.2.2 veego */ 282 1.32.2.2 veego if ((cdp->rom.type & 0xe0) != 0xc0 && 283 1.32.2.2 veego (cdp->rom.type & 0xe0) != 0x80) 284 1.32.2.2 veego continue; /* er_Type != Zorro I/O */ 285 1.32.2.2 veego 286 1.32.2.2 veego za.pa = cdp->addr; 287 1.32.2.2 veego za.size = cdp->size; 288 1.32.2.2 veego if (amiga_realconfig && pcp < epcp && pcp->vaddr) 289 1.32.2.2 veego za.va = pcp->vaddr; 290 1.32.2.2 veego else { 291 1.32.2.2 veego za.va = (void *) (isztwopa(za.pa) ? ztwomap(za.pa) 292 1.32.2.2 veego : zbusmap(za.pa, za.size)); 293 1.32.2.2 veego /* ??????? */ 294 1.32.2.2 veego /* 295 1.32.2.2 veego * save value if early console init 296 1.32.2.2 veego */ 297 1.32.2.2 veego if (amiga_realconfig == 0) 298 1.32.2.2 veego pcp->vaddr = za.va; 299 1.32.2.2 veego } 300 1.32.2.2 veego za.manid = cdp->rom.manid; 301 1.32.2.2 veego za.prodid = cdp->rom.prodid; 302 1.32.2.2 veego za.serno = cdp->rom.serno; 303 1.32.2.2 veego za.slot = (((u_long)za.pa >> 16) & 0xF) - 0x9; 304 1.32.2.2 veego amiga_config_found(early_cfdata, dp, &za, zbusprint); 305 1.32.2.2 veego } 306 1.32.2.2 veego } 307 1.32.2.2 veego 308 1.32.2.2 veego /* 309 1.32.2.2 veego * print configuration info. 310 1.32.2.2 veego */ 311 1.32.2.2 veego int 312 1.32.2.2 veego zbusprint(auxp, pnp) 313 1.32.2.2 veego void *auxp; 314 1.32.2.2 veego const char *pnp; 315 1.32.2.2 veego { 316 1.32.2.2 veego struct zbus_args *zap; 317 1.32.2.2 veego int rv; 318 1.32.2.2 veego 319 1.32.2.2 veego rv = UNCONF; 320 1.32.2.2 veego zap = auxp; 321 1.32.2.2 veego 322 1.32.2.2 veego if (pnp) { 323 1.32.2.2 veego printf("%s at %s:", aconflookup(zap->manid, zap->prodid), 324 1.32.2.2 veego pnp); 325 1.32.2.2 veego if (zap->manid == -1) 326 1.32.2.2 veego rv = UNSUPP; 327 1.32.2.2 veego } 328 1.32.2.2 veego printf(" rom %p man/pro %d/%d", zap->pa, zap->manid, zap->prodid); 329 1.32.2.2 veego return(rv); 330 1.32.2.2 veego } 331 1.32.2.2 veego 332 1.32.2.2 veego /* 333 1.32.2.2 veego * this function is used to map Zorro physical I/O addresses into kernel 334 1.32.2.2 veego * virtual addresses. We don't keep track which address we map where, we don't 335 1.32.2.2 veego * NEED to know this. We made sure in amiga_init.c (by scanning all available 336 1.32.2.2 veego * Zorro devices) to have enough kva-space available, so there is no extra 337 1.32.2.2 veego * range check done here. 338 1.32.2.2 veego */ 339 1.32.2.2 veego caddr_t 340 1.32.2.2 veego zbusmap (pa, size) 341 1.32.2.2 veego caddr_t pa; 342 1.32.2.2 veego u_int size; 343 1.32.2.2 veego { 344 1.32.2.2 veego static vm_offset_t nextkva = 0; 345 1.32.2.2 veego vm_offset_t kva; 346 1.32.2.2 veego 347 1.32.2.2 veego if (nextkva == 0) 348 1.32.2.2 veego nextkva = ZBUSADDR; 349 1.32.2.2 veego 350 1.32.2.2 veego if (nextkva > ZBUSADDR + ZBUSAVAIL) 351 1.32.2.2 veego return 0; 352 1.32.2.2 veego 353 1.32.2.2 veego /* size better be an integral multiple of the page size... */ 354 1.32.2.2 veego kva = nextkva; 355 1.32.2.2 veego nextkva += size; 356 1.32.2.2 veego if (nextkva > ZBUSADDR + ZBUSAVAIL) 357 1.32.2.2 veego panic("allocating too much Zorro I/O address space"); 358 1.32.2.2 veego physaccess((caddr_t)kva, (caddr_t)pa, size, PG_RW|PG_CI); 359 1.32.2.2 veego return((caddr_t)kva); 360 1.32.2.2 veego } 361
Indexes created Thu Oct 02 14:10:14 GMT 2025