gus_io.c (17214B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 4 * I/O routines for GF1/InterWave synthesizer chips 5 */ 6 7#include <linux/delay.h> 8#include <linux/time.h> 9#include <sound/core.h> 10#include <sound/gus.h> 11 12void snd_gf1_delay(struct snd_gus_card * gus) 13{ 14 int i; 15 16 for (i = 0; i < 6; i++) { 17 mb(); 18 inb(GUSP(gus, DRAM)); 19 } 20} 21 22/* 23 * ======================================================================= 24 */ 25 26/* 27 * ok.. stop of control registers (wave & ramp) need some special things.. 28 * big UltraClick (tm) elimination... 29 */ 30 31static inline void __snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) 32{ 33 unsigned char value; 34 35 outb(reg | 0x80, gus->gf1.reg_regsel); 36 mb(); 37 value = inb(gus->gf1.reg_data8); 38 mb(); 39 outb(reg, gus->gf1.reg_regsel); 40 mb(); 41 outb((value | 0x03) & ~(0x80 | 0x20), gus->gf1.reg_data8); 42 mb(); 43} 44 45static inline void __snd_gf1_write8(struct snd_gus_card * gus, 46 unsigned char reg, 47 unsigned char data) 48{ 49 outb(reg, gus->gf1.reg_regsel); 50 mb(); 51 outb(data, gus->gf1.reg_data8); 52 mb(); 53} 54 55static inline unsigned char __snd_gf1_look8(struct snd_gus_card * gus, 56 unsigned char reg) 57{ 58 outb(reg, gus->gf1.reg_regsel); 59 mb(); 60 return inb(gus->gf1.reg_data8); 61} 62 63static inline void __snd_gf1_write16(struct snd_gus_card * gus, 64 unsigned char reg, unsigned int data) 65{ 66 outb(reg, gus->gf1.reg_regsel); 67 mb(); 68 outw((unsigned short) data, gus->gf1.reg_data16); 69 mb(); 70} 71 72static inline unsigned short __snd_gf1_look16(struct snd_gus_card * gus, 73 unsigned char reg) 74{ 75 outb(reg, gus->gf1.reg_regsel); 76 mb(); 77 return inw(gus->gf1.reg_data16); 78} 79 80static inline void __snd_gf1_adlib_write(struct snd_gus_card * gus, 81 unsigned char reg, unsigned char data) 82{ 83 outb(reg, gus->gf1.reg_timerctrl); 84 inb(gus->gf1.reg_timerctrl); 85 inb(gus->gf1.reg_timerctrl); 86 outb(data, gus->gf1.reg_timerdata); 87 inb(gus->gf1.reg_timerctrl); 88 inb(gus->gf1.reg_timerctrl); 89} 90 91static inline void __snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, 92 unsigned int addr, int w_16bit) 93{ 94 if (gus->gf1.enh_mode) { 95 if (w_16bit) 96 addr = ((addr >> 1) & ~0x0000000f) | (addr & 0x0000000f); 97 __snd_gf1_write8(gus, SNDRV_GF1_VB_UPPER_ADDRESS, (unsigned char) ((addr >> 26) & 0x03)); 98 } else if (w_16bit) 99 addr = (addr & 0x00c0000f) | ((addr & 0x003ffff0) >> 1); 100 __snd_gf1_write16(gus, reg, (unsigned short) (addr >> 11)); 101 __snd_gf1_write16(gus, reg + 1, (unsigned short) (addr << 5)); 102} 103 104static inline unsigned int __snd_gf1_read_addr(struct snd_gus_card * gus, 105 unsigned char reg, short w_16bit) 106{ 107 unsigned int res; 108 109 res = ((unsigned int) __snd_gf1_look16(gus, reg | 0x80) << 11) & 0xfff800; 110 res |= ((unsigned int) __snd_gf1_look16(gus, (reg + 1) | 0x80) >> 5) & 0x0007ff; 111 if (gus->gf1.enh_mode) { 112 res |= (unsigned int) __snd_gf1_look8(gus, SNDRV_GF1_VB_UPPER_ADDRESS | 0x80) << 26; 113 if (w_16bit) 114 res = ((res << 1) & 0xffffffe0) | (res & 0x0000000f); 115 } else if (w_16bit) 116 res = ((res & 0x001ffff0) << 1) | (res & 0x00c0000f); 117 return res; 118} 119 120 121/* 122 * ======================================================================= 123 */ 124 125void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) 126{ 127 __snd_gf1_ctrl_stop(gus, reg); 128} 129 130void snd_gf1_write8(struct snd_gus_card * gus, 131 unsigned char reg, 132 unsigned char data) 133{ 134 __snd_gf1_write8(gus, reg, data); 135} 136 137unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg) 138{ 139 return __snd_gf1_look8(gus, reg); 140} 141 142void snd_gf1_write16(struct snd_gus_card * gus, 143 unsigned char reg, 144 unsigned int data) 145{ 146 __snd_gf1_write16(gus, reg, data); 147} 148 149unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg) 150{ 151 return __snd_gf1_look16(gus, reg); 152} 153 154void snd_gf1_adlib_write(struct snd_gus_card * gus, 155 unsigned char reg, 156 unsigned char data) 157{ 158 __snd_gf1_adlib_write(gus, reg, data); 159} 160 161void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, 162 unsigned int addr, short w_16bit) 163{ 164 __snd_gf1_write_addr(gus, reg, addr, w_16bit); 165} 166 167unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, 168 unsigned char reg, 169 short w_16bit) 170{ 171 return __snd_gf1_read_addr(gus, reg, w_16bit); 172} 173 174/* 175 176 */ 177 178void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) 179{ 180 unsigned long flags; 181 182 spin_lock_irqsave(&gus->reg_lock, flags); 183 __snd_gf1_ctrl_stop(gus, reg); 184 spin_unlock_irqrestore(&gus->reg_lock, flags); 185} 186 187void snd_gf1_i_write8(struct snd_gus_card * gus, 188 unsigned char reg, 189 unsigned char data) 190{ 191 unsigned long flags; 192 193 spin_lock_irqsave(&gus->reg_lock, flags); 194 __snd_gf1_write8(gus, reg, data); 195 spin_unlock_irqrestore(&gus->reg_lock, flags); 196} 197 198unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg) 199{ 200 unsigned long flags; 201 unsigned char res; 202 203 spin_lock_irqsave(&gus->reg_lock, flags); 204 res = __snd_gf1_look8(gus, reg); 205 spin_unlock_irqrestore(&gus->reg_lock, flags); 206 return res; 207} 208 209void snd_gf1_i_write16(struct snd_gus_card * gus, 210 unsigned char reg, 211 unsigned int data) 212{ 213 unsigned long flags; 214 215 spin_lock_irqsave(&gus->reg_lock, flags); 216 __snd_gf1_write16(gus, reg, data); 217 spin_unlock_irqrestore(&gus->reg_lock, flags); 218} 219 220unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg) 221{ 222 unsigned long flags; 223 unsigned short res; 224 225 spin_lock_irqsave(&gus->reg_lock, flags); 226 res = __snd_gf1_look16(gus, reg); 227 spin_unlock_irqrestore(&gus->reg_lock, flags); 228 return res; 229} 230 231#if 0 232 233void snd_gf1_i_adlib_write(struct snd_gus_card * gus, 234 unsigned char reg, 235 unsigned char data) 236{ 237 unsigned long flags; 238 239 spin_lock_irqsave(&gus->reg_lock, flags); 240 __snd_gf1_adlib_write(gus, reg, data); 241 spin_unlock_irqrestore(&gus->reg_lock, flags); 242} 243 244void snd_gf1_i_write_addr(struct snd_gus_card * gus, unsigned char reg, 245 unsigned int addr, short w_16bit) 246{ 247 unsigned long flags; 248 249 spin_lock_irqsave(&gus->reg_lock, flags); 250 __snd_gf1_write_addr(gus, reg, addr, w_16bit); 251 spin_unlock_irqrestore(&gus->reg_lock, flags); 252} 253 254#endif /* 0 */ 255 256#ifdef CONFIG_SND_DEBUG 257static unsigned int snd_gf1_i_read_addr(struct snd_gus_card * gus, 258 unsigned char reg, short w_16bit) 259{ 260 unsigned int res; 261 unsigned long flags; 262 263 spin_lock_irqsave(&gus->reg_lock, flags); 264 res = __snd_gf1_read_addr(gus, reg, w_16bit); 265 spin_unlock_irqrestore(&gus->reg_lock, flags); 266 return res; 267} 268#endif 269 270/* 271 272 */ 273 274void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr) 275{ 276 outb(0x43, gus->gf1.reg_regsel); 277 mb(); 278 outw((unsigned short) addr, gus->gf1.reg_data16); 279 mb(); 280 outb(0x44, gus->gf1.reg_regsel); 281 mb(); 282 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 283 mb(); 284} 285 286void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data) 287{ 288 unsigned long flags; 289 290 spin_lock_irqsave(&gus->reg_lock, flags); 291 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); 292 mb(); 293 outw((unsigned short) addr, gus->gf1.reg_data16); 294 mb(); 295 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); 296 mb(); 297 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 298 mb(); 299 outb(data, gus->gf1.reg_dram); 300 spin_unlock_irqrestore(&gus->reg_lock, flags); 301} 302 303unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr) 304{ 305 unsigned long flags; 306 unsigned char res; 307 308 spin_lock_irqsave(&gus->reg_lock, flags); 309 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); 310 mb(); 311 outw((unsigned short) addr, gus->gf1.reg_data16); 312 mb(); 313 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); 314 mb(); 315 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 316 mb(); 317 res = inb(gus->gf1.reg_dram); 318 spin_unlock_irqrestore(&gus->reg_lock, flags); 319 return res; 320} 321 322#if 0 323 324void snd_gf1_pokew(struct snd_gus_card * gus, unsigned int addr, unsigned short data) 325{ 326 unsigned long flags; 327 328#ifdef CONFIG_SND_DEBUG 329 if (!gus->interwave) 330 snd_printk(KERN_DEBUG "snd_gf1_pokew - GF1!!!\n"); 331#endif 332 spin_lock_irqsave(&gus->reg_lock, flags); 333 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); 334 mb(); 335 outw((unsigned short) addr, gus->gf1.reg_data16); 336 mb(); 337 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); 338 mb(); 339 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 340 mb(); 341 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); 342 mb(); 343 outw(data, gus->gf1.reg_data16); 344 spin_unlock_irqrestore(&gus->reg_lock, flags); 345} 346 347unsigned short snd_gf1_peekw(struct snd_gus_card * gus, unsigned int addr) 348{ 349 unsigned long flags; 350 unsigned short res; 351 352#ifdef CONFIG_SND_DEBUG 353 if (!gus->interwave) 354 snd_printk(KERN_DEBUG "snd_gf1_peekw - GF1!!!\n"); 355#endif 356 spin_lock_irqsave(&gus->reg_lock, flags); 357 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); 358 mb(); 359 outw((unsigned short) addr, gus->gf1.reg_data16); 360 mb(); 361 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); 362 mb(); 363 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 364 mb(); 365 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); 366 mb(); 367 res = inw(gus->gf1.reg_data16); 368 spin_unlock_irqrestore(&gus->reg_lock, flags); 369 return res; 370} 371 372void snd_gf1_dram_setmem(struct snd_gus_card * gus, unsigned int addr, 373 unsigned short value, unsigned int count) 374{ 375 unsigned long port; 376 unsigned long flags; 377 378#ifdef CONFIG_SND_DEBUG 379 if (!gus->interwave) 380 snd_printk(KERN_DEBUG "snd_gf1_dram_setmem - GF1!!!\n"); 381#endif 382 addr &= ~1; 383 count >>= 1; 384 port = GUSP(gus, GF1DATALOW); 385 spin_lock_irqsave(&gus->reg_lock, flags); 386 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); 387 mb(); 388 outw((unsigned short) addr, gus->gf1.reg_data16); 389 mb(); 390 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); 391 mb(); 392 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); 393 mb(); 394 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); 395 while (count--) 396 outw(value, port); 397 spin_unlock_irqrestore(&gus->reg_lock, flags); 398} 399 400#endif /* 0 */ 401 402void snd_gf1_select_active_voices(struct snd_gus_card * gus) 403{ 404 unsigned short voices; 405 406 static const unsigned short voices_tbl[32 - 14 + 1] = 407 { 408 44100, 41160, 38587, 36317, 34300, 32494, 30870, 29400, 28063, 26843, 409 25725, 24696, 23746, 22866, 22050, 21289, 20580, 19916, 19293 410 }; 411 412 voices = gus->gf1.active_voices; 413 if (voices > 32) 414 voices = 32; 415 if (voices < 14) 416 voices = 14; 417 if (gus->gf1.enh_mode) 418 voices = 32; 419 gus->gf1.active_voices = voices; 420 gus->gf1.playback_freq = 421 gus->gf1.enh_mode ? 44100 : voices_tbl[voices - 14]; 422 if (!gus->gf1.enh_mode) { 423 snd_gf1_i_write8(gus, SNDRV_GF1_GB_ACTIVE_VOICES, 0xc0 | (voices - 1)); 424 udelay(100); 425 } 426} 427 428#ifdef CONFIG_SND_DEBUG 429 430void snd_gf1_print_voice_registers(struct snd_gus_card * gus) 431{ 432 unsigned char mode; 433 int voice, ctrl; 434 435 voice = gus->gf1.active_voice; 436 printk(KERN_INFO " -%i- GF1 voice ctrl, ramp ctrl = 0x%x, 0x%x\n", voice, ctrl = snd_gf1_i_read8(gus, 0), snd_gf1_i_read8(gus, 0x0d)); 437 printk(KERN_INFO " -%i- GF1 frequency = 0x%x\n", voice, snd_gf1_i_read16(gus, 1)); 438 printk(KERN_INFO " -%i- GF1 loop start, end = 0x%x (0x%x), 0x%x (0x%x)\n", voice, snd_gf1_i_read_addr(gus, 2, ctrl & 4), snd_gf1_i_read_addr(gus, 2, (ctrl & 4) ^ 4), snd_gf1_i_read_addr(gus, 4, ctrl & 4), snd_gf1_i_read_addr(gus, 4, (ctrl & 4) ^ 4)); 439 printk(KERN_INFO " -%i- GF1 ramp start, end, rate = 0x%x, 0x%x, 0x%x\n", voice, snd_gf1_i_read8(gus, 7), snd_gf1_i_read8(gus, 8), snd_gf1_i_read8(gus, 6)); 440 printk(KERN_INFO" -%i- GF1 volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 9)); 441 printk(KERN_INFO " -%i- GF1 position = 0x%x (0x%x)\n", voice, snd_gf1_i_read_addr(gus, 0x0a, ctrl & 4), snd_gf1_i_read_addr(gus, 0x0a, (ctrl & 4) ^ 4)); 442 if (gus->interwave && snd_gf1_i_read8(gus, 0x19) & 0x01) { /* enhanced mode */ 443 mode = snd_gf1_i_read8(gus, 0x15); 444 printk(KERN_INFO " -%i- GFA1 mode = 0x%x\n", voice, mode); 445 if (mode & 0x01) { /* Effect processor */ 446 printk(KERN_INFO " -%i- GFA1 effect address = 0x%x\n", voice, snd_gf1_i_read_addr(gus, 0x11, ctrl & 4)); 447 printk(KERN_INFO " -%i- GFA1 effect volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x16)); 448 printk(KERN_INFO " -%i- GFA1 effect volume final = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x1d)); 449 printk(KERN_INFO " -%i- GFA1 effect accumulator = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x14)); 450 } 451 if (mode & 0x20) { 452 printk(KERN_INFO " -%i- GFA1 left offset = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x13), snd_gf1_i_read16(gus, 0x13) >> 4); 453 printk(KERN_INFO " -%i- GFA1 left offset final = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1c), snd_gf1_i_read16(gus, 0x1c) >> 4); 454 printk(KERN_INFO " -%i- GFA1 right offset = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x0c), snd_gf1_i_read16(gus, 0x0c) >> 4); 455 printk(KERN_INFO " -%i- GFA1 right offset final = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1b), snd_gf1_i_read16(gus, 0x1b) >> 4); 456 } else 457 printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c)); 458 } else 459 printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c)); 460} 461 462#if 0 463 464void snd_gf1_print_global_registers(struct snd_gus_card * gus) 465{ 466 unsigned char global_mode = 0x00; 467 468 printk(KERN_INFO " -G- GF1 active voices = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ACTIVE_VOICES)); 469 if (gus->interwave) { 470 global_mode = snd_gf1_i_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE); 471 printk(KERN_INFO " -G- GF1 global mode = 0x%x\n", global_mode); 472 } 473 if (global_mode & 0x02) /* LFO enabled? */ 474 printk(KERN_INFO " -G- GF1 LFO base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_LFO_BASE)); 475 printk(KERN_INFO " -G- GF1 voices IRQ read = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VOICES_IRQ_READ)); 476 printk(KERN_INFO " -G- GF1 DRAM DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_CONTROL)); 477 printk(KERN_INFO " -G- GF1 DRAM DMA high/low = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_HIGH), snd_gf1_i_read16(gus, SNDRV_GF1_GW_DRAM_DMA_LOW)); 478 printk(KERN_INFO " -G- GF1 DRAM IO high/low = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_IO_HIGH), snd_gf1_i_read16(gus, SNDRV_GF1_GW_DRAM_IO_LOW)); 479 if (!gus->interwave) 480 printk(KERN_INFO " -G- GF1 record DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL)); 481 printk(KERN_INFO " -G- GF1 DRAM IO 16 = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_DRAM_IO16)); 482 if (gus->gf1.enh_mode) { 483 printk(KERN_INFO " -G- GFA1 memory config = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG)); 484 printk(KERN_INFO " -G- GFA1 memory control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MEMORY_CONTROL)); 485 printk(KERN_INFO " -G- GFA1 FIFO record base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR)); 486 printk(KERN_INFO " -G- GFA1 FIFO playback base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR)); 487 printk(KERN_INFO " -G- GFA1 interleave control = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_INTERLEAVE)); 488 } 489} 490 491void snd_gf1_print_setup_registers(struct snd_gus_card * gus) 492{ 493 printk(KERN_INFO " -S- mix control = 0x%x\n", inb(GUSP(gus, MIXCNTRLREG))); 494 printk(KERN_INFO " -S- IRQ status = 0x%x\n", inb(GUSP(gus, IRQSTAT))); 495 printk(KERN_INFO " -S- timer control = 0x%x\n", inb(GUSP(gus, TIMERCNTRL))); 496 printk(KERN_INFO " -S- timer data = 0x%x\n", inb(GUSP(gus, TIMERDATA))); 497 printk(KERN_INFO " -S- status read = 0x%x\n", inb(GUSP(gus, REGCNTRLS))); 498 printk(KERN_INFO " -S- Sound Blaster control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL)); 499 printk(KERN_INFO " -S- AdLib timer 1/2 = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ADLIB_TIMER_1), snd_gf1_i_look8(gus, SNDRV_GF1_GB_ADLIB_TIMER_2)); 500 printk(KERN_INFO " -S- reset = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)); 501 if (gus->interwave) { 502 printk(KERN_INFO " -S- compatibility = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_COMPATIBILITY)); 503 printk(KERN_INFO " -S- decode control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DECODE_CONTROL)); 504 printk(KERN_INFO " -S- version number = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER)); 505 printk(KERN_INFO " -S- MPU-401 emul. control A/B = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MPU401_CONTROL_A), snd_gf1_i_look8(gus, SNDRV_GF1_GB_MPU401_CONTROL_B)); 506 printk(KERN_INFO " -S- emulation IRQ = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_EMULATION_IRQ)); 507 } 508} 509 510void snd_gf1_peek_print_block(struct snd_gus_card * gus, unsigned int addr, int count, int w_16bit) 511{ 512 if (!w_16bit) { 513 while (count-- > 0) 514 printk(count > 0 ? "%02x:" : "%02x", snd_gf1_peek(gus, addr++)); 515 } else { 516 while (count-- > 0) { 517 printk(count > 0 ? "%04x:" : "%04x", snd_gf1_peek(gus, addr) | (snd_gf1_peek(gus, addr + 1) << 8)); 518 addr += 2; 519 } 520 } 521} 522 523#endif /* 0 */ 524 525#endif