gus_io.c

linux-2.6.15.6

#ifdef CONFIG_SND_DEBUG
static unsigned int snd_gf1_i_read_addr(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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(snd_gus_card_t * 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