static int __init snd_gusclassic_detect(snd_gus_card_t * gus)
{
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
#ifdef CONFIG_SND_DEBUG_DETECT
{
unsigned char d;
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
snd_printk("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
return -ENODEV;
}
}
#else
if ((snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET) & 0x07) != 0)
return -ENODEV;
#endif
udelay(160);
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
udelay(160);
#ifdef CONFIG_SND_DEBUG_DETECT
{
unsigned char d;
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
snd_printk("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
return -ENODEV;
}
}
#else
if ((snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET) & 0x07) != 1)
return -ENODEV;
#endif
return 0;
}
static int __init snd_gusextreme_detect(int dev,
struct snd_card *card,
struct snd_gus_card * gus,
struct snd_es1688 *es1688)
{
unsigned long flags;
unsigned char d;
/*
* This is main stuff - enable access to GF1 chip...
* I'm not sure, if this will work for card which have
* ES1688 chip in another place than 0x220.
*
* I used reverse-engineering in DOSEMU. [--jk]
*
* ULTRINIT.EXE:
* 0x230 = 0,2,3
* 0x240 = 2,0,1
* 0x250 = 2,0,3
* 0x260 = 2,2,1
*/
spin_lock_irqsave(&es1688->mixer_lock, flags);
snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
spin_unlock_irqrestore(&es1688->mixer_lock, flags);
spin_lock_irqsave(&es1688->reg_lock, flags);
outb(gf1_port[dev] & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gf1_port[dev] & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gf1_port[dev] & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
spin_unlock_irqrestore(&es1688->reg_lock, flags);
udelay(100);
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
return -EIO;
}
udelay(160);
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
udelay(160);
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
return -EIO;
}
return 0;
}
static int __devinit snd_gusclassic_detect(struct snd_gus_card *gus)
{
unsigned char d;
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
return -ENODEV;
}
udelay(160);
snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
udelay(160);
if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
return -ENODEV;
}
return 0;
}