/* * Copyright (c) by Jaroslav Kysela <perex@suse.cz> * I/O routines for GF1/InterWave synthesizer chips * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <sound/driver.h> #include <linux/delay.h> #include <linux/time.h> #include <sound/core.h> #include <sound/gus.h> void snd_gf1_delay(struct snd_gus_card * gus) { int i; for (i = 0; i < 6; i++) { mb(); inb(GUSP(gus, DRAM)); } } /* * ======================================================================= */ /* * ok.. stop of control registers (wave & ramp) need some special things.. * big UltraClick (tm) elimination... */ static inline void __snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) { unsigned char value; outb(reg | 0x80, gus->gf1.reg_regsel); mb(); value = inb(gus->gf1.reg_data8); mb(); outb(reg, gus->gf1.reg_regsel); mb(); outb((value | 0x03) & ~(0x80 | 0x20), gus->gf1.reg_data8); mb(); } static inline void __snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { outb(reg, gus->gf1.reg_regsel); mb(); outb(data, gus->gf1.reg_data8); mb(); } static inline unsigned char __snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg) { outb(reg, gus->gf1.reg_regsel); mb(); return inb(gus->gf1.reg_data8); } static inline void __snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data) { outb(reg, gus->gf1.reg_regsel); mb(); outw((unsigned short) data, gus->gf1.reg_data16); mb(); } static inline unsigned short __snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg) { outb(reg, gus->gf1.reg_regsel); mb(); return inw(gus->gf1.reg_data16); } static inline void __snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { outb(reg, gus->gf1.reg_timerctrl); inb(gus->gf1.reg_timerctrl); inb(gus->gf1.reg_timerctrl); outb(data, gus->gf1.reg_timerdata); inb(gus->gf1.reg_timerctrl); inb(gus->gf1.reg_timerctrl); } static inline void __snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, int w_16bit) { if (gus->gf1.enh_mode) { if (w_16bit) addr = ((addr >> 1) & ~0x0000000f) | (addr & 0x0000000f); __snd_gf1_write8(gus, SNDRV_GF1_VB_UPPER_ADDRESS, (unsigned char) ((addr >> 26) & 0x03)); } else if (w_16bit) addr = (addr & 0x00c0000f) | ((addr & 0x003ffff0) >> 1); __snd_gf1_write16(gus, reg, (unsigned short) (addr >> 11)); __snd_gf1_write16(gus, reg + 1, (unsigned short) (addr << 5)); } static inline unsigned int __snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit) { unsigned int res; res = ((unsigned int) __snd_gf1_look16(gus, reg | 0x80) << 11) & 0xfff800; res |= ((unsigned int) __snd_gf1_look16(gus, (reg + 1) | 0x80) >> 5) & 0x0007ff; if (gus->gf1.enh_mode) { res |= (unsigned int) __snd_gf1_look8(gus, SNDRV_GF1_VB_UPPER_ADDRESS | 0x80) << 26; if (w_16bit) res = ((res << 1) & 0xffffffe0) | (res & 0x0000000f); } else if (w_16bit) res = ((res & 0x001ffff0) << 1) | (res & 0x00c0000f); return res; } /* * ======================================================================= */ void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) { __snd_gf1_ctrl_stop(gus, reg); } void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { __snd_gf1_write8(gus, reg, data); } unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg) { return __snd_gf1_look8(gus, reg); } void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data) { __snd_gf1_write16(gus, reg, data); } unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg) { return __snd_gf1_look16(gus, reg); } void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { __snd_gf1_adlib_write(gus, reg, data); } void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit) { __snd_gf1_write_addr(gus, reg, addr, w_16bit); } unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit) { return __snd_gf1_read_addr(gus, reg, w_16bit); } /* */ void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); __snd_gf1_ctrl_stop(gus, reg); spin_unlock_irqrestore(&gus->reg_lock, flags); } void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); __snd_gf1_write8(gus, reg, data); spin_unlock_irqrestore(&gus->reg_lock, flags); } unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg) { unsigned long flags; unsigned char res; spin_lock_irqsave(&gus->reg_lock, flags); res = __snd_gf1_look8(gus, reg); spin_unlock_irqrestore(&gus->reg_lock, flags); return res; } void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); __snd_gf1_write16(gus, reg, data); spin_unlock_irqrestore(&gus->reg_lock, flags); } unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg) { unsigned long flags; unsigned short res; spin_lock_irqsave(&gus->reg_lock, flags); res = __snd_gf1_look16(gus, reg); spin_unlock_irqrestore(&gus->reg_lock, flags); return res; } #if 0 void snd_gf1_i_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); __snd_gf1_adlib_write(gus, reg, data); spin_unlock_irqrestore(&gus->reg_lock, flags); } void snd_gf1_i_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); __snd_gf1_write_addr(gus, reg, addr, w_16bit); spin_unlock_irqrestore(&gus->reg_lock, flags); } #endif /* 0 */ #ifdef CONFIG_SND_DEBUG static unsigned int snd_gf1_i_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit) { unsigned int res; unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); res = __snd_gf1_read_addr(gus, reg, w_16bit); spin_unlock_irqrestore(&gus->reg_lock, flags); return res; } #endif /* */ void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr) { outb(0x43, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(0x44, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); } void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data) { unsigned long flags; spin_lock_irqsave(&gus->reg_lock, flags); outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); outb(data, gus->gf1.reg_dram); spin_unlock_irqrestore(&gus->reg_lock, flags); } unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr) { unsigned long flags; unsigned char res; spin_lock_irqsave(&gus->reg_lock, flags); outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); res = inb(gus->gf1.reg_dram); spin_unlock_irqrestore(&gus->reg_lock, flags); return res; } #if 0 void snd_gf1_pokew(struct snd_gus_card * gus, unsigned int addr, unsigned short data) { unsigned long flags; #ifdef CONFIG_SND_DEBUG if (!gus->interwave) snd_printk(KERN_DEBUG "snd_gf1_pokew - GF1!!!\n"); #endif spin_lock_irqsave(&gus->reg_lock, flags); outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); mb(); outw(data, gus->gf1.reg_data16); spin_unlock_irqrestore(&gus->reg_lock, flags); } unsigned short snd_gf1_peekw(struct snd_gus_card * gus, unsigned int addr) { unsigned long flags; unsigned short res; #ifdef CONFIG_SND_DEBUG if (!gus->interwave) snd_printk(KERN_DEBUG "snd_gf1_peekw - GF1!!!\n"); #endif spin_lock_irqsave(&gus->reg_lock, flags); outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); mb(); res = inw(gus->gf1.reg_data16); spin_unlock_irqrestore(&gus->reg_lock, flags); return res; } void snd_gf1_dram_setmem(struct snd_gus_card * gus, unsigned int addr, unsigned short value, unsigned int count) { unsigned long port; unsigned long flags; #ifdef CONFIG_SND_DEBUG if (!gus->interwave) snd_printk(KERN_DEBUG "snd_gf1_dram_setmem - GF1!!!\n"); #endif addr &= ~1; count >>= 1; port = GUSP(gus, GF1DATALOW); spin_lock_irqsave(&gus->reg_lock, flags); outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel); mb(); outw((unsigned short) addr, gus->gf1.reg_data16); mb(); outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel); mb(); outb((unsigned char) (addr >> 16), gus->gf1.reg_data8); mb(); outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel); while (count--) outw(value, port); spin_unlock_irqrestore(&gus->reg_lock, flags); } #endif /* 0 */ void snd_gf1_select_active_voices(struct snd_gus_card * gus) { unsigned short voices; static unsigned short voices_tbl[32 - 14 + 1] = { 44100, 41160, 38587, 36317, 34300, 32494, 30870, 29400, 28063, 26843, 25725, 24696, 23746, 22866, 22050, 21289, 20580, 19916, 19293 }; voices = gus->gf1.active_voices; if (voices > 32) voices = 32; if (voices < 14) voices = 14; if (gus->gf1.enh_mode) voices = 32; gus->gf1.active_voices = voices; gus->gf1.playback_freq = gus->gf1.enh_mode ? 44100 : voices_tbl[voices - 14]; if (!gus->gf1.enh_mode) { snd_gf1_i_write8(gus, SNDRV_GF1_GB_ACTIVE_VOICES, 0xc0 | (voices - 1)); udelay(100); } } #ifdef CONFIG_SND_DEBUG void snd_gf1_print_voice_registers(struct snd_gus_card * gus) { unsigned char mode; int voice, ctrl; voice = gus->gf1.active_voice; 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)); printk(KERN_INFO " -%i- GF1 frequency = 0x%x\n", voice, snd_gf1_i_read16(gus, 1)); 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)); 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)); printk(KERN_INFO" -%i- GF1 volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 9)); 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)); if (gus->interwave && snd_gf1_i_read8(gus, 0x19) & 0x01) { /* enhanced mode */ mode = snd_gf1_i_read8(gus, 0x15); printk(KERN_INFO " -%i- GFA1 mode = 0x%x\n", voice, mode); if (mode & 0x01) { /* Effect processor */ printk(KERN_INFO " -%i- GFA1 effect address = 0x%x\n", voice, snd_gf1_i_read_addr(gus, 0x11, ctrl & 4)); printk(KERN_INFO " -%i- GFA1 effect volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x16)); printk(KERN_INFO " -%i- GFA1 effect volume final = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x1d)); printk(KERN_INFO " -%i- GFA1 effect acumulator = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x14)); } if (mode & 0x20) { 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); 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); 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); 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); } else printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c)); } else printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c)); } #if 0 void snd_gf1_print_global_registers(struct snd_gus_card * gus) { unsigned char global_mode = 0x00; printk(KERN_INFO " -G- GF1 active voices = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ACTIVE_VOICES)); if (gus->interwave) { global_mode = snd_gf1_i_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE); printk(KERN_INFO " -G- GF1 global mode = 0x%x\n", global_mode); } if (global_mode & 0x02) /* LFO enabled? */ printk(KERN_INFO " -G- GF1 LFO base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_LFO_BASE)); printk(KERN_INFO " -G- GF1 voices IRQ read = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VOICES_IRQ_READ)); printk(KERN_INFO " -G- GF1 DRAM DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_CONTROL)); 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)); 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)); if (!gus->interwave) printk(KERN_INFO " -G- GF1 record DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL)); printk(KERN_INFO " -G- GF1 DRAM IO 16 = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_DRAM_IO16)); if (gus->gf1.enh_mode) { printk(KERN_INFO " -G- GFA1 memory config = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG)); printk(KERN_INFO " -G- GFA1 memory control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MEMORY_CONTROL)); printk(KERN_INFO " -G- GFA1 FIFO record base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR)); printk(KERN_INFO " -G- GFA1 FIFO playback base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR)); printk(KERN_INFO " -G- GFA1 interleave control = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_INTERLEAVE)); } } void snd_gf1_print_setup_registers(struct snd_gus_card * gus) { printk(KERN_INFO " -S- mix control = 0x%x\n", inb(GUSP(gus, MIXCNTRLREG))); printk(KERN_INFO " -S- IRQ status = 0x%x\n", inb(GUSP(gus, IRQSTAT))); printk(KERN_INFO " -S- timer control = 0x%x\n", inb(GUSP(gus, TIMERCNTRL))); printk(KERN_INFO " -S- timer data = 0x%x\n", inb(GUSP(gus, TIMERDATA))); printk(KERN_INFO " -S- status read = 0x%x\n", inb(GUSP(gus, REGCNTRLS))); printk(KERN_INFO " -S- Sound Blaster control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL)); 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)); printk(KERN_INFO " -S- reset = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)); if (gus->interwave) { printk(KERN_INFO " -S- compatibility = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_COMPATIBILITY)); printk(KERN_INFO " -S- decode control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DECODE_CONTROL)); printk(KERN_INFO " -S- version number = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER)); 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)); printk(KERN_INFO " -S- emulation IRQ = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_EMULATION_IRQ)); } } void snd_gf1_peek_print_block(struct snd_gus_card * gus, unsigned int addr, int count, int w_16bit) { if (!w_16bit) { while (count-- > 0) printk(count > 0 ? "%02x:" : "%02x", snd_gf1_peek(gus, addr++)); } else { while (count-- > 0) { printk(count > 0 ? "%04x:" : "%04x", snd_gf1_peek(gus, addr) | (snd_gf1_peek(gus, addr + 1) << 8)); addr += 2; } } } #endif /* 0 */ #endif