1 /* 2 * This program is free software; you can redistribute it and/or modify 3 * it under the terms of the GNU General Public License as published by 4 * the Free Software Foundation; either version 2 of the License, or 5 * (at your option) any later version. 6 * 7 * This program is distributed in the hope that it will be useful, 8 * but WITHOUT ANY WARRANTY; without even the implied warranty of 9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 * GNU Library General Public License for more details. 11 * 12 * You should have received a copy of the GNU General Public License 13 * along with this program; if not, write to the Free Software 14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 15 */ 16 17 /* 18 * Someday its supposed to make use of the WT DMA engine 19 * for a Wavetable synthesizer. 20 */ 21 22 #include "au88x0.h" 23 #include "au88x0_wt.h" 24 25 static void vortex_fifo_setwtvalid(vortex_t * vortex, int fifo, int en); 26 static void vortex_connection_adb_mixin(vortex_t * vortex, int en, 27 unsigned char channel, 28 unsigned char source, 29 unsigned char mixin); 30 static void vortex_connection_mixin_mix(vortex_t * vortex, int en, 31 unsigned char mixin, 32 unsigned char mix, int a); 33 static void vortex_fifo_wtinitialize(vortex_t * vortex, int fifo, int j); 34 static int vortex_wt_SetReg(vortex_t * vortex, unsigned char reg, int wt, 35 u32 val); 36 37 /* WT */ 38 39 /* Put 2 WT channels together for one stereo interlaced channel. */ 40 static void vortex_wt_setstereo(vortex_t * vortex, u32 wt, u32 stereo) 41 { 42 int temp; 43 44 //temp = hwread(vortex->mmio, 0x80 + ((wt >> 0x5)<< 0xf) + (((wt & 0x1f) >> 1) << 2)); 45 temp = hwread(vortex->mmio, WT_STEREO(wt)); 46 temp = (temp & 0xfe) | (stereo & 1); 47 //hwwrite(vortex->mmio, 0x80 + ((wt >> 0x5)<< 0xf) + (((wt & 0x1f) >> 1) << 2), temp); 48 hwwrite(vortex->mmio, WT_STEREO(wt), temp); 49 } 50 51 /* Join to mixdown route. */ 52 static void vortex_wt_setdsout(vortex_t * vortex, u32 wt, int en) 53 { 54 int temp; 55 56 /* There is one DSREG register for each bank (32 voices each). */ 57 temp = hwread(vortex->mmio, WT_DSREG((wt >= 0x20) ? 1 : 0)); 58 if (en) 59 temp |= (1 << (wt & 0x1f)); 60 else 61 temp &= ~(1 << (wt & 0x1f)); 62 hwwrite(vortex->mmio, WT_DSREG((wt >= 0x20) ? 1 : 0), temp); 63 } 64 65 /* Setup WT route. */ 66 static int vortex_wt_allocroute(vortex_t * vortex, int wt, int nr_ch) 67 { 68 wt_voice_t *voice = &(vortex->wt_voice[wt]); 69 int temp; 70 71 //FIXME: WT audio routing. 72 if (nr_ch) { 73 vortex_fifo_wtinitialize(vortex, wt, 1); 74 vortex_fifo_setwtvalid(vortex, wt, 1); 75 vortex_wt_setstereo(vortex, wt, nr_ch - 1); 76 } else 77 vortex_fifo_setwtvalid(vortex, wt, 0); 78 79 /* Set mixdown mode. */ 80 vortex_wt_setdsout(vortex, wt, 1); 81 /* Set other parameter registers. */ 82 hwwrite(vortex->mmio, WT_SRAMP(0), 0x880000); 83 //hwwrite(vortex->mmio, WT_GMODE(0), 0xffffffff); 84 #ifdef CHIP_AU8830 85 hwwrite(vortex->mmio, WT_SRAMP(1), 0x880000); 86 //hwwrite(vortex->mmio, WT_GMODE(1), 0xffffffff); 87 #endif 88 hwwrite(vortex->mmio, WT_PARM(wt, 0), 0); 89 hwwrite(vortex->mmio, WT_PARM(wt, 1), 0); 90 hwwrite(vortex->mmio, WT_PARM(wt, 2), 0); 91 92 temp = hwread(vortex->mmio, WT_PARM(wt, 3)); 93 dev_dbg(vortex->card->dev, "WT PARM3: %x\n", temp); 94 //hwwrite(vortex->mmio, WT_PARM(wt, 3), temp); 95 96 hwwrite(vortex->mmio, WT_DELAY(wt, 0), 0); 97 hwwrite(vortex->mmio, WT_DELAY(wt, 1), 0); 98 hwwrite(vortex->mmio, WT_DELAY(wt, 2), 0); 99 hwwrite(vortex->mmio, WT_DELAY(wt, 3), 0); 100 101 dev_dbg(vortex->card->dev, "WT GMODE: %x\n", 102 hwread(vortex->mmio, WT_GMODE(wt))); 103 104 hwwrite(vortex->mmio, WT_PARM(wt, 2), 0xffffffff); 105 hwwrite(vortex->mmio, WT_PARM(wt, 3), 0xcff1c810); 106 107 voice->parm0 = voice->parm1 = 0xcfb23e2f; 108 hwwrite(vortex->mmio, WT_PARM(wt, 0), voice->parm0); 109 hwwrite(vortex->mmio, WT_PARM(wt, 1), voice->parm1); 110 dev_dbg(vortex->card->dev, "WT GMODE 2 : %x\n", 111 hwread(vortex->mmio, WT_GMODE(wt))); 112 return 0; 113 } 114 115 116 static void vortex_wt_connect(vortex_t * vortex, int en) 117 { 118 int i, ii, mix; 119 120 #define NR_WTROUTES 6 121 #ifdef CHIP_AU8830 122 #define NR_WTBLOCKS 2 123 #else 124 #define NR_WTBLOCKS 1 125 #endif 126 127 for (i = 0; i < NR_WTBLOCKS; i++) { 128 for (ii = 0; ii < NR_WTROUTES; ii++) { 129 mix = 130 vortex_adb_checkinout(vortex, 131 vortex->fixed_res, en, 132 VORTEX_RESOURCE_MIXIN); 133 vortex->mixwt[(i * NR_WTROUTES) + ii] = mix; 134 135 vortex_route(vortex, en, 0x11, 136 ADB_WTOUT(i, ii + 0x20), ADB_MIXIN(mix)); 137 138 vortex_connection_mixin_mix(vortex, en, mix, 139 vortex->mixplayb[ii % 2], 0); 140 if (VORTEX_IS_QUAD(vortex)) 141 vortex_connection_mixin_mix(vortex, en, 142 mix, 143 vortex->mixplayb[2 + 144 (ii % 2)], 0); 145 } 146 } 147 for (i = 0; i < NR_WT; i++) { 148 hwwrite(vortex->mmio, WT_RUN(i), 1); 149 } 150 } 151 152 /* Read WT Register */ 153 #if 0 154 static int vortex_wt_GetReg(vortex_t * vortex, char reg, int wt) 155 { 156 //int eax, esi; 157 158 if (reg == 4) { 159 return hwread(vortex->mmio, WT_PARM(wt, 3)); 160 } 161 if (reg == 7) { 162 return hwread(vortex->mmio, WT_GMODE(wt)); 163 } 164 165 return 0; 166 } 167 168 /* WT hardware abstraction layer generic register interface. */ 169 static int 170 vortex_wt_SetReg2(vortex_t * vortex, unsigned char reg, int wt, 171 u16 val) 172 { 173 /* 174 int eax, edx; 175 176 if (wt >= NR_WT) // 0x40 -> NR_WT 177 return 0; 178 179 if ((reg - 0x20) > 0) { 180 if ((reg - 0x21) != 0) 181 return 0; 182 eax = ((((b & 0xff) << 0xb) + (edx & 0xff)) << 4) + 0x208; // param 2 183 } else { 184 eax = ((((b & 0xff) << 0xb) + (edx & 0xff)) << 4) + 0x20a; // param 3 185 } 186 hwwrite(vortex->mmio, eax, c); 187 */ 188 return 1; 189 } 190 191 /*public: static void __thiscall CWTHal::SetReg(unsigned char,int,unsigned long) */ 192 #endif 193 static int 194 vortex_wt_SetReg(vortex_t * vortex, unsigned char reg, int wt, 195 u32 val) 196 { 197 int ecx; 198 199 if ((reg == 5) || ((reg >= 7) && (reg <= 10)) || (reg == 0xc)) { 200 if (wt >= (NR_WT / NR_WT_PB)) { 201 dev_warn(vortex->card->dev, 202 "WT SetReg: bank out of range. reg=0x%x, wt=%d\n", 203 reg, wt); 204 return 0; 205 } 206 } else { 207 if (wt >= NR_WT) { 208 dev_err(vortex->card->dev, 209 "WT SetReg: voice out of range\n"); 210 return 0; 211 } 212 } 213 if (reg > 0xc) 214 return 0; 215 216 switch (reg) { 217 /* Voice specific parameters */ 218 case 0: /* running */ 219 /* 220 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 221 WT_RUN(wt), (int)val); 222 */ 223 hwwrite(vortex->mmio, WT_RUN(wt), val); 224 return 0xc; 225 case 1: /* param 0 */ 226 /* 227 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 228 WT_PARM(wt,0), (int)val); 229 */ 230 hwwrite(vortex->mmio, WT_PARM(wt, 0), val); 231 return 0xc; 232 case 2: /* param 1 */ 233 /* 234 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 235 WT_PARM(wt,1), (int)val); 236 */ 237 hwwrite(vortex->mmio, WT_PARM(wt, 1), val); 238 return 0xc; 239 case 3: /* param 2 */ 240 /* 241 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 242 WT_PARM(wt,2), (int)val); 243 */ 244 hwwrite(vortex->mmio, WT_PARM(wt, 2), val); 245 return 0xc; 246 case 4: /* param 3 */ 247 /* 248 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 249 WT_PARM(wt,3), (int)val); 250 */ 251 hwwrite(vortex->mmio, WT_PARM(wt, 3), val); 252 return 0xc; 253 case 6: /* mute */ 254 /* 255 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 256 WT_MUTE(wt), (int)val); 257 */ 258 hwwrite(vortex->mmio, WT_MUTE(wt), val); 259 return 0xc; 260 case 0xb: 261 /* delay */ 262 /* 263 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", 264 WT_DELAY(wt,0), (int)val); 265 */ 266 hwwrite(vortex->mmio, WT_DELAY(wt, 3), val); 267 hwwrite(vortex->mmio, WT_DELAY(wt, 2), val); 268 hwwrite(vortex->mmio, WT_DELAY(wt, 1), val); 269 hwwrite(vortex->mmio, WT_DELAY(wt, 0), val); 270 return 0xc; 271 /* Global WT block parameters */ 272 case 5: /* sramp */ 273 ecx = WT_SRAMP(wt); 274 break; 275 case 8: /* aramp */ 276 ecx = WT_ARAMP(wt); 277 break; 278 case 9: /* mramp */ 279 ecx = WT_MRAMP(wt); 280 break; 281 case 0xa: /* ctrl */ 282 ecx = WT_CTRL(wt); 283 break; 284 case 0xc: /* ds_reg */ 285 ecx = WT_DSREG(wt); 286 break; 287 default: 288 return 0; 289 } 290 /* 291 pr_debug( "vortex: WT SetReg(0x%x) = 0x%08x\n", ecx, (int)val); 292 */ 293 hwwrite(vortex->mmio, ecx, val); 294 return 1; 295 } 296 297 static void vortex_wt_init(vortex_t * vortex) 298 { 299 u32 var4, var8, varc, var10 = 0, edi; 300 301 var10 &= 0xFFFFFFE3; 302 var10 |= 0x22; 303 var10 &= 0xFFFFFEBF; 304 var10 |= 0x80; 305 var10 |= 0x200; 306 var10 &= 0xfffffffe; 307 var10 &= 0xfffffbff; 308 var10 |= 0x1800; 309 // var10 = 0x1AA2 310 var4 = 0x10000000; 311 varc = 0x00830000; 312 var8 = 0x00830000; 313 314 /* Init Bank registers. */ 315 for (edi = 0; edi < (NR_WT / NR_WT_PB); edi++) { 316 vortex_wt_SetReg(vortex, 0xc, edi, 0); /* ds_reg */ 317 vortex_wt_SetReg(vortex, 0xa, edi, var10); /* ctrl */ 318 vortex_wt_SetReg(vortex, 0x9, edi, var4); /* mramp */ 319 vortex_wt_SetReg(vortex, 0x8, edi, varc); /* aramp */ 320 vortex_wt_SetReg(vortex, 0x5, edi, var8); /* sramp */ 321 } 322 /* Init Voice registers. */ 323 for (edi = 0; edi < NR_WT; edi++) { 324 vortex_wt_SetReg(vortex, 0x4, edi, 0); /* param 3 0x20c */ 325 vortex_wt_SetReg(vortex, 0x3, edi, 0); /* param 2 0x208 */ 326 vortex_wt_SetReg(vortex, 0x2, edi, 0); /* param 1 0x204 */ 327 vortex_wt_SetReg(vortex, 0x1, edi, 0); /* param 0 0x200 */ 328 vortex_wt_SetReg(vortex, 0xb, edi, 0); /* delay 0x400 - 0x40c */ 329 } 330 var10 |= 1; 331 for (edi = 0; edi < (NR_WT / NR_WT_PB); edi++) 332 vortex_wt_SetReg(vortex, 0xa, edi, var10); /* ctrl */ 333 } 334 335 /* Extract of CAdbTopology::SetVolume(struct _ASPVOLUME *) */ 336 #if 0 337 static void vortex_wt_SetVolume(vortex_t * vortex, int wt, int vol[]) 338 { 339 wt_voice_t *voice = &(vortex->wt_voice[wt]); 340 int ecx = vol[1], eax = vol[0]; 341 342 /* This is pure guess */ 343 voice->parm0 &= 0xff00ffff; 344 voice->parm0 |= (vol[0] & 0xff) << 0x10; 345 voice->parm1 &= 0xff00ffff; 346 voice->parm1 |= (vol[1] & 0xff) << 0x10; 347 348 /* This is real */ 349 hwwrite(vortex, WT_PARM(wt, 0), voice->parm0); 350 hwwrite(vortex, WT_PARM(wt, 1), voice->parm0); 351 352 if (voice->this_1D0 & 4) { 353 eax >>= 8; 354 ecx = eax; 355 if (ecx < 0x80) 356 ecx = 0x7f; 357 voice->parm3 &= 0xFFFFC07F; 358 voice->parm3 |= (ecx & 0x7f) << 7; 359 voice->parm3 &= 0xFFFFFF80; 360 voice->parm3 |= (eax & 0x7f); 361 } else { 362 voice->parm3 &= 0xFFE03FFF; 363 voice->parm3 |= (eax & 0xFE00) << 5; 364 } 365 366 hwwrite(vortex, WT_PARM(wt, 3), voice->parm3); 367 } 368 369 /* Extract of CAdbTopology::SetFrequency(unsigned long arg_0) */ 370 static void vortex_wt_SetFrequency(vortex_t * vortex, int wt, unsigned int sr) 371 { 372 wt_voice_t *voice = &(vortex->wt_voice[wt]); 373 u32 eax, edx; 374 375 //FIXME: 64 bit operation. 376 eax = ((sr << 0xf) * 0x57619F1) & 0xffffffff; 377 edx = (((sr << 0xf) * 0x57619F1)) >> 0x20; 378 379 edx >>= 0xa; 380 edx <<= 1; 381 if (edx) { 382 if (edx & 0x0FFF80000) 383 eax = 0x7fff; 384 else { 385 edx <<= 0xd; 386 eax = 7; 387 while ((edx & 0x80000000) == 0) { 388 edx <<= 1; 389 eax--; 390 if (eax == 0) 391 break; 392 } 393 if (eax) 394 edx <<= 1; 395 eax <<= 0xc; 396 edx >>= 0x14; 397 eax |= edx; 398 } 399 } else 400 eax = 0; 401 voice->parm0 &= 0xffff0001; 402 voice->parm0 |= (eax & 0x7fff) << 1; 403 voice->parm1 = voice->parm0 | 1; 404 // Wt: this_1D4 405 //AuWt::WriteReg((ulong)(this_1DC<<4)+0x200, (ulong)this_1E4); 406 //AuWt::WriteReg((ulong)(this_1DC<<4)+0x204, (ulong)this_1E8); 407 hwwrite(vortex->mmio, WT_PARM(wt, 0), voice->parm0); 408 hwwrite(vortex->mmio, WT_PARM(wt, 1), voice->parm1); 409 } 410 #endif 411 412 /* End of File */ 413