patch-2.1.67 linux/drivers/sound/pss.c
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- Lines: 1527
- Date:
Sat Nov 29 10:33:21 1997
- Orig file:
v2.1.66/linux/drivers/sound/pss.c
- Orig date:
Wed Nov 12 13:34:27 1997
diff -u --recursive --new-file v2.1.66/linux/drivers/sound/pss.c linux/drivers/sound/pss.c
@@ -11,12 +11,13 @@
* for more info.
*/
#include <linux/config.h>
-
+#include <linux/module.h>
#include "sound_config.h"
+#include "sound_firmware.h"
+#include "soundmodule.h"
-#ifdef CONFIG_PSS
-#ifdef CONFIG_AUDIO
+#if (defined(CONFIG_PSS) && defined(CONFIG_AUDIO))||defined(MODULE)
/*
* PSS registers.
@@ -61,10 +62,10 @@
typedef struct pss_confdata
{
- int base;
- int irq;
- int dma;
- int *osp;
+ int base;
+ int irq;
+ int dma;
+ int *osp;
}
pss_confdata;
@@ -76,819 +77,844 @@
static int nonstandard_microcode = 0;
static void
-pss_write (int data)
+pss_write(int data)
{
- int i, limit;
+ int i, limit;
- limit = jiffies + 10; /* The timeout is 0.1 seconds */
- /*
- * Note! the i<5000000 is an emergency exit. The dsp_command() is sometimes
- * called while interrupts are disabled. This means that the timer is
- * disabled also. However the timeout situation is a abnormal condition.
- * Normally the DSP should be ready to accept commands after just couple of
- * loops.
- */
-
- for (i = 0; i < 5000000 && jiffies < limit; i++)
- {
- if (inw (devc->base + PSS_STATUS) & PSS_WRITE_EMPTY)
- {
- outw (devc->base + PSS_DATA, data);
- return;
- }
- }
- printk ("PSS: DSP Command (%04x) Timeout.\n", data);
+ limit = jiffies + 10; /* The timeout is 0.1 seconds */
+ /*
+ * Note! the i<5000000 is an emergency exit. The dsp_command() is sometimes
+ * called while interrupts are disabled. This means that the timer is
+ * disabled also. However the timeout situation is a abnormal condition.
+ * Normally the DSP should be ready to accept commands after just couple of
+ * loops.
+ */
+
+ for (i = 0; i < 5000000 && jiffies < limit; i++)
+ {
+ if (inw(devc->base + PSS_STATUS) & PSS_WRITE_EMPTY)
+ {
+ outw(devc->base + PSS_DATA, data);
+ return;
+ }
+ }
+ printk("PSS: DSP Command (%04x) Timeout.\n", data);
}
int
-probe_pss (struct address_info *hw_config)
+probe_pss(struct address_info *hw_config)
{
- unsigned short id;
- int irq, dma;
+ unsigned short id;
+ int irq, dma;
+
+ devc->base = hw_config->io_base;
+ irq = devc->irq = hw_config->irq;
+ dma = devc->dma = hw_config->dma;
+ devc->osp = hw_config->osp;
- devc->base = hw_config->io_base;
- irq = devc->irq = hw_config->irq;
- dma = devc->dma = hw_config->dma;
- devc->osp = hw_config->osp;
-
- if (devc->base != 0x220 && devc->base != 0x240)
- if (devc->base != 0x230 && devc->base != 0x250) /* Some cards use these */
- return 0;
-
- if (check_region (devc->base, 16))
- {
- printk ("PSS: I/O port conflict\n");
- return 0;
- }
-
- id = inw (REG (PSS_ID));
- if ((id >> 8) != 'E')
- {
- /* printk( "No PSS signature detected at 0x%x (0x%x)\n", devc->base, id); */
- return 0;
- }
+ if (devc->base != 0x220 && devc->base != 0x240)
+ if (devc->base != 0x230 && devc->base != 0x250) /* Some cards use these */
+ return 0;
- return 1;
+ if (check_region(devc->base, 16))
+ {
+ printk("PSS: I/O port conflict\n");
+ return 0;
+ }
+ id = inw(REG(PSS_ID));
+ if ((id >> 8) != 'E')
+ {
+ /* printk( "No PSS signature detected at 0x%x (0x%x)\n", devc->base, id); */
+ return 0;
+ }
+ return 1;
}
static int
-set_irq (pss_confdata * devc, int dev, int irq)
+set_irq(pss_confdata * devc, int dev, int irq)
{
- static unsigned short irq_bits[16] =
- {
- 0x0000, 0x0000, 0x0000, 0x0008,
- 0x0000, 0x0010, 0x0000, 0x0018,
- 0x0000, 0x0020, 0x0028, 0x0030,
- 0x0038, 0x0000, 0x0000, 0x0000
- };
-
- unsigned short tmp, bits;
-
- if (irq < 0 || irq > 15)
- return 0;
-
- tmp = inw (REG (dev)) & ~0x38; /* Load confreg, mask IRQ bits out */
-
- if ((bits = irq_bits[irq]) == 0 && irq != 0)
- {
- printk ("PSS: Invalid IRQ %d\n", irq);
- return 0;
- }
+ static unsigned short irq_bits[16] =
+ {
+ 0x0000, 0x0000, 0x0000, 0x0008,
+ 0x0000, 0x0010, 0x0000, 0x0018,
+ 0x0000, 0x0020, 0x0028, 0x0030,
+ 0x0038, 0x0000, 0x0000, 0x0000
+ };
+
+ unsigned short tmp, bits;
- outw (tmp | bits, REG (dev));
- return 1;
+ if (irq < 0 || irq > 15)
+ return 0;
+
+ tmp = inw(REG(dev)) & ~0x38; /* Load confreg, mask IRQ bits out */
+
+ if ((bits = irq_bits[irq]) == 0 && irq != 0)
+ {
+ printk("PSS: Invalid IRQ %d\n", irq);
+ return 0;
+ }
+ outw(tmp | bits, REG(dev));
+ return 1;
}
static int
-set_io_base (pss_confdata * devc, int dev, int base)
+set_io_base(pss_confdata * devc, int dev, int base)
{
- unsigned short tmp = inw (REG (dev)) & 0x003f;
- unsigned short bits = (base & 0x0ffc) << 4;
+ unsigned short tmp = inw(REG(dev)) & 0x003f;
+ unsigned short bits = (base & 0x0ffc) << 4;
- outw (bits | tmp, REG (dev));
+ outw(bits | tmp, REG(dev));
- return 1;
+ return 1;
}
static int
-set_dma (pss_confdata * devc, int dev, int dma)
+set_dma(pss_confdata * devc, int dev, int dma)
{
- static unsigned short dma_bits[8] =
- {
- 0x0001, 0x0002, 0x0000, 0x0003,
- 0x0000, 0x0005, 0x0006, 0x0007
- };
-
- unsigned short tmp, bits;
+ static unsigned short dma_bits[8] =
+ {
+ 0x0001, 0x0002, 0x0000, 0x0003,
+ 0x0000, 0x0005, 0x0006, 0x0007
+ };
- if (dma < 0 || dma > 7)
- return 0;
+ unsigned short tmp, bits;
- tmp = inw (REG (dev)) & ~0x07; /* Load confreg, mask DMA bits out */
+ if (dma < 0 || dma > 7)
+ return 0;
- if ((bits = dma_bits[dma]) == 0 && dma != 4)
- {
- printk ("PSS: Invalid DMA %d\n", dma);
- return 0;
- }
+ tmp = inw(REG(dev)) & ~0x07; /* Load confreg, mask DMA bits out */
- outw (tmp | bits, REG (dev));
- return 1;
+ if ((bits = dma_bits[dma]) == 0 && dma != 4)
+ {
+ printk("PSS: Invalid DMA %d\n", dma);
+ return 0;
+ }
+ outw(tmp | bits, REG(dev));
+ return 1;
}
static int
-pss_reset_dsp (pss_confdata * devc)
+pss_reset_dsp(pss_confdata * devc)
{
- unsigned long i, limit = jiffies + 10;
+ unsigned long i, limit = jiffies + 10;
- outw (0x2000, REG (PSS_CONTROL));
+ outw(0x2000, REG(PSS_CONTROL));
- for (i = 0; i < 32768 && jiffies < limit; i++)
- inw (REG (PSS_CONTROL));
+ for (i = 0; i < 32768 && jiffies < limit; i++)
+ inw(REG(PSS_CONTROL));
- outw (0x0000, REG (PSS_CONTROL));
+ outw(0x0000, REG(PSS_CONTROL));
- return 1;
+ return 1;
}
static int
-pss_put_dspword (pss_confdata * devc, unsigned short word)
+pss_put_dspword(pss_confdata * devc, unsigned short word)
{
- int i, val;
+ int i, val;
- for (i = 0; i < 327680; i++)
- {
- val = inw (REG (PSS_STATUS));
- if (val & PSS_WRITE_EMPTY)
- {
- outw (word, REG (PSS_DATA));
- return 1;
- }
- }
- return 0;
+ for (i = 0; i < 327680; i++)
+ {
+ val = inw(REG(PSS_STATUS));
+ if (val & PSS_WRITE_EMPTY)
+ {
+ outw(word, REG(PSS_DATA));
+ return 1;
+ }
+ }
+ return 0;
}
static int
-pss_get_dspword (pss_confdata * devc, unsigned short *word)
+pss_get_dspword(pss_confdata * devc, unsigned short *word)
{
- int i, val;
+ int i, val;
- for (i = 0; i < 327680; i++)
- {
- val = inw (REG (PSS_STATUS));
- if (val & PSS_READ_FULL)
- {
- *word = inw (REG (PSS_DATA));
- return 1;
- }
- }
+ for (i = 0; i < 327680; i++)
+ {
+ val = inw(REG(PSS_STATUS));
+ if (val & PSS_READ_FULL)
+ {
+ *word = inw(REG(PSS_DATA));
+ return 1;
+ }
+ }
- return 0;
+ return 0;
}
static int
-pss_download_boot (pss_confdata * devc, unsigned char *block, int size, int flags)
+pss_download_boot(pss_confdata * devc, unsigned char *block, int size, int flags)
{
- int i, limit, val, count;
+ int i, limit, val, count;
- if (flags & CPF_FIRST)
- {
+ if (flags & CPF_FIRST)
+ {
/*_____ Warn DSP software that a boot is coming */
- outw (0x00fe, REG (PSS_DATA));
-
- limit = jiffies + 10;
+ outw(0x00fe, REG(PSS_DATA));
- for (i = 0; i < 32768 && jiffies < limit; i++)
- if (inw (REG (PSS_DATA)) == 0x5500)
- break;
+ limit = jiffies + 10;
- outw (*block++, REG (PSS_DATA));
+ for (i = 0; i < 32768 && jiffies < limit; i++)
+ if (inw(REG(PSS_DATA)) == 0x5500)
+ break;
- pss_reset_dsp (devc);
- }
+ outw(*block++, REG(PSS_DATA));
- count = 1;
- while (1)
- {
- int j;
+ pss_reset_dsp(devc);
+ }
+ count = 1;
+ while (1)
+ {
+ int j;
- for (j = 0; j < 327670; j++)
- {
+ for (j = 0; j < 327670; j++)
+ {
/*_____ Wait for BG to appear */
- if (inw (REG (PSS_STATUS)) & PSS_FLAG3)
- break;
- }
-
- if (j == 327670)
- {
- /* It's ok we timed out when the file was empty */
- if (count >= size && flags & CPF_LAST)
- break;
- else
- {
- printk ("\nPSS: Download timeout problems, byte %d=%d\n", count, size);
- return 0;
- }
- }
+ if (inw(REG(PSS_STATUS)) & PSS_FLAG3)
+ break;
+ }
+
+ if (j == 327670)
+ {
+ /* It's ok we timed out when the file was empty */
+ if (count >= size && flags & CPF_LAST)
+ break;
+ else
+ {
+ printk("\nPSS: Download timeout problems, byte %d=%d\n", count, size);
+ return 0;
+ }
+ }
/*_____ Send the next byte */
- outw (*block++, REG (PSS_DATA));
- count++;
- }
+ outw(*block++, REG(PSS_DATA));
+ count++;
+ }
- if (flags & CPF_LAST)
- {
+ if (flags & CPF_LAST)
+ {
/*_____ Why */
- outw (0, REG (PSS_DATA));
+ outw(0, REG(PSS_DATA));
- limit = jiffies + 10;
- for (i = 0; i < 32768 && jiffies < limit; i++)
- val = inw (REG (PSS_STATUS));
+ limit = jiffies + 10;
+ for (i = 0; i < 32768 && jiffies < limit; i++)
+ val = inw(REG(PSS_STATUS));
+
+ limit = jiffies + 10;
+ for (i = 0; i < 32768 && jiffies < limit; i++)
+ {
+ val = inw(REG(PSS_STATUS));
+ if (val & 0x4000)
+ break;
+ }
+
+ /* now read the version */
+ for (i = 0; i < 32000; i++)
+ {
+ val = inw(REG(PSS_STATUS));
+ if (val & PSS_READ_FULL)
+ break;
+ }
+ if (i == 32000)
+ return 0;
- limit = jiffies + 10;
- for (i = 0; i < 32768 && jiffies < limit; i++)
- {
- val = inw (REG (PSS_STATUS));
- if (val & 0x4000)
- break;
- }
-
- /* now read the version */
- for (i = 0; i < 32000; i++)
- {
- val = inw (REG (PSS_STATUS));
- if (val & PSS_READ_FULL)
- break;
- }
- if (i == 32000)
- return 0;
-
- val = inw (REG (PSS_DATA));
- /* printk( "<PSS: microcode version %d.%d loaded>", val/16, val % 16); */
- }
-
- return 1;
+ val = inw(REG(PSS_DATA));
+ /* printk( "<PSS: microcode version %d.%d loaded>", val/16, val % 16); */
+ }
+ return 1;
}
void
-attach_pss (struct address_info *hw_config)
+attach_pss(struct address_info *hw_config)
{
- unsigned short id;
- char tmp[100];
+ unsigned short id;
+ char tmp[100];
- devc->base = hw_config->io_base;
- devc->irq = hw_config->irq;
- devc->dma = hw_config->dma;
- devc->osp = hw_config->osp;
-
- if (!probe_pss (hw_config))
- return;
-
- id = inw (REG (PSS_ID)) & 0x00ff;
-
- /*
- * Disable all emulations. Will be enabled later (if required).
- */
- outw (0x0000, REG (CONF_PSS)); /* 0x0400 enables joystick */
- outw (0x0000, REG (CONF_WSS));
- outw (0x0000, REG (CONF_SB));
- outw (0x0000, REG (CONF_MIDI));
- outw (0x0000, REG (CONF_CDROM));
+ devc->base = hw_config->io_base;
+ devc->irq = hw_config->irq;
+ devc->dma = hw_config->dma;
+ devc->osp = hw_config->osp;
+
+ if (!probe_pss(hw_config))
+ return;
+
+ id = inw(REG(PSS_ID)) & 0x00ff;
+
+ /*
+ * Disable all emulations. Will be enabled later (if required).
+ */
+ outw(0x0000, REG(CONF_PSS)); /* 0x0400 enables joystick */
+ outw(0x0000, REG(CONF_WSS));
+ outw(0x0000, REG(CONF_SB));
+ outw(0x0000, REG(CONF_MIDI));
+ outw(0x0000, REG(CONF_CDROM));
#if YOU_REALLY_WANT_TO_ALLOCATE_THESE_RESOURCES
- if (sound_alloc_dma (hw_config->dma, "PSS"))
- {
- printk ("pss.c: Can't allocate DMA channel\n");
- return;
- }
-
- if (!set_irq (devc, CONF_PSS, devc->irq))
- {
- printk ("PSS: IRQ error\n");
- return;
- }
-
- if (!set_dma (devc, CONF_PSS, devc->dma))
- {
- printk ("PSS: DRQ error\n");
- return;
- }
+ if (sound_alloc_dma(hw_config->dma, "PSS"))
+ {
+ printk("pss.c: Can't allocate DMA channel\n");
+ return;
+ }
+ if (!set_irq(devc, CONF_PSS, devc->irq))
+ {
+ printk("PSS: IRQ error\n");
+ return;
+ }
+ if (!set_dma(devc, CONF_PSS, devc->dma))
+ {
+ printk("PSS: DRQ error\n");
+ return;
+ }
#endif
- pss_initialized = 1;
- sprintf (tmp, "ECHO-PSS Rev. %d", id);
- conf_printf (tmp, hw_config);
+ pss_initialized = 1;
+ sprintf(tmp, "ECHO-PSS Rev. %d", id);
+ conf_printf(tmp, hw_config);
}
static void
-pss_init_speaker (void)
+pss_init_speaker(void)
{
/* Don't ask what are these commands. I really don't know */
- pss_write (0x0010);
- pss_write (0x0000 | 252); /* Left master volume */
- pss_write (0x0010);
- pss_write (0x0100 | 252); /* Right master volume */
- pss_write (0x0010);
- pss_write (0x0200 | 246); /* Bass */
- pss_write (0x0010);
- pss_write (0x0300 | 246); /* Treble */
- pss_write (0x0010);
- pss_write (0x0800 | 0x00ce); /* Stereo switch? */
+ pss_write(0x0010);
+ pss_write(0x0000 | 252); /* Left master volume */
+ pss_write(0x0010);
+ pss_write(0x0100 | 252); /* Right master volume */
+ pss_write(0x0010);
+ pss_write(0x0200 | 246); /* Bass */
+ pss_write(0x0010);
+ pss_write(0x0300 | 246); /* Treble */
+ pss_write(0x0010);
+ pss_write(0x0800 | 0x00ce); /* Stereo switch? */
}
int
-probe_pss_mpu (struct address_info *hw_config)
+probe_pss_mpu(struct address_info *hw_config)
{
- int timeout;
+ int timeout;
- if (!pss_initialized)
- return 0;
+ if (!pss_initialized)
+ return 0;
- if (check_region (hw_config->io_base, 2))
- {
- printk ("PSS: MPU I/O port conflict\n");
- return 0;
- }
-
- if (!set_io_base (devc, CONF_MIDI, hw_config->io_base))
- {
- printk ("PSS: MIDI base error.\n");
- return 0;
- }
-
- if (!set_irq (devc, CONF_MIDI, hw_config->irq))
- {
- printk ("PSS: MIDI IRQ error.\n");
- return 0;
- }
-
- if (!pss_synthLen)
- {
- printk ("PSS: Can't enable MPU. MIDI synth microcode not available.\n");
- return 0;
- }
-
- if (!pss_download_boot (devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
- {
- printk ("PSS: Unable to load MIDI synth microcode to DSP.\n");
- return 0;
- }
-
- pss_init_speaker ();
+ if (check_region(hw_config->io_base, 2))
+ {
+ printk("PSS: MPU I/O port conflict\n");
+ return 0;
+ }
+ if (!set_io_base(devc, CONF_MIDI, hw_config->io_base))
+ {
+ printk("PSS: MIDI base error.\n");
+ return 0;
+ }
+ if (!set_irq(devc, CONF_MIDI, hw_config->irq))
+ {
+ printk("PSS: MIDI IRQ error.\n");
+ return 0;
+ }
+ if (!pss_synthLen)
+ {
+ printk("PSS: Can't enable MPU. MIDI synth microcode not available.\n");
+ return 0;
+ }
+ if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
+ {
+ printk("PSS: Unable to load MIDI synth microcode to DSP.\n");
+ return 0;
+ }
+ pss_init_speaker();
/*
* Finally wait until the DSP algorithm has initialized itself and
* deactivates receive interrupt.
*/
- for (timeout = 900000; timeout > 0; timeout--)
- {
- if ((inb (hw_config->io_base + 1) & 0x80) == 0) /* Input data avail */
- inb (hw_config->io_base); /* Discard it */
- else
- break; /* No more input */
- }
+ for (timeout = 900000; timeout > 0; timeout--)
+ {
+ if ((inb(hw_config->io_base + 1) & 0x80) == 0) /* Input data avail */
+ inb(hw_config->io_base); /* Discard it */
+ else
+ break; /* No more input */
+ }
#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI)
- return probe_mpu401 (hw_config);
+ return probe_mpu401(hw_config);
#else
- return 0;
+ return 0;
#endif
}
static int
-pss_coproc_open (void *dev_info, int sub_device)
+pss_coproc_open(void *dev_info, int sub_device)
{
- switch (sub_device)
- {
- case COPR_MIDI:
+ switch (sub_device)
+ {
+ case COPR_MIDI:
- if (pss_synthLen == 0)
- {
- printk ("PSS: MIDI synth microcode not available.\n");
- return -EIO;
- }
+ if (pss_synthLen == 0)
+ {
+ printk("PSS: MIDI synth microcode not available.\n");
+ return -EIO;
+ }
+ if (nonstandard_microcode)
+ if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
+ {
+ printk("PSS: Unable to load MIDI synth microcode to DSP.\n");
+ return -EIO;
+ }
+ nonstandard_microcode = 0;
+ break;
- if (nonstandard_microcode)
- if (!pss_download_boot (devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
- {
- printk ("PSS: Unable to load MIDI synth microcode to DSP.\n");
- return -EIO;
+ default:;
}
- nonstandard_microcode = 0;
- break;
-
- default:;
- }
- return 0;
+ return 0;
}
static void
-pss_coproc_close (void *dev_info, int sub_device)
+pss_coproc_close(void *dev_info, int sub_device)
{
- return;
+ return;
}
static void
-pss_coproc_reset (void *dev_info)
-{
- if (pss_synthLen)
- if (!pss_download_boot (devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
- {
- printk ("PSS: Unable to load MIDI synth microcode to DSP.\n");
- }
- nonstandard_microcode = 0;
-}
-
-static int
-download_boot_block (void *dev_info, copr_buffer * buf)
+pss_coproc_reset(void *dev_info)
{
- if (buf->len <= 0 || buf->len > sizeof (buf->data))
- return -EINVAL;
-
- if (!pss_download_boot (devc, buf->data, buf->len, buf->flags))
- {
- printk ("PSS: Unable to load microcode block to DSP.\n");
- return -EIO;
- }
- nonstandard_microcode = 1; /* The MIDI microcode has been overwritten */
-
- return 0;
+ if (pss_synthLen)
+ if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST))
+ {
+ printk("PSS: Unable to load MIDI synth microcode to DSP.\n");
+ }
+ nonstandard_microcode = 0;
}
static int
-pss_coproc_ioctl (void *dev_info, unsigned int cmd, caddr_t arg, int local)
+download_boot_block(void *dev_info, copr_buffer * buf)
{
- /* printk( "PSS coproc ioctl %x %x %d\n", cmd, arg, local); */
-
- switch (cmd)
- {
- case SNDCTL_COPR_RESET:
- pss_coproc_reset (dev_info);
- return 0;
- break;
-
- case SNDCTL_COPR_LOAD:
- {
- copr_buffer *buf;
- int err;
-
- buf = (copr_buffer *) vmalloc (sizeof (copr_buffer));
- if (buf == NULL)
- return -ENOSPC;
-
- memcpy ((char *) buf, (&((char *) arg)[0]), sizeof (*buf));
- err = download_boot_block (dev_info, buf);
- vfree (buf);
- return err;
- }
- break;
-
- case SNDCTL_COPR_SENDMSG:
- {
- copr_msg *buf;
- unsigned long flags;
- unsigned short *data;
- int i;
-
- buf = (copr_msg *) vmalloc (sizeof (copr_msg));
- if (buf == NULL)
- return -ENOSPC;
-
- memcpy ((char *) buf, (&((char *) arg)[0]), sizeof (*buf));
-
- data = (unsigned short *) (buf->data);
-
- save_flags (flags);
- cli ();
-
- for (i = 0; i < buf->len; i++)
- {
- if (!pss_put_dspword (devc, *data++))
- {
- restore_flags (flags);
- buf->len = i; /* feed back number of WORDs sent */
- memcpy ((&((char *) arg)[0]), (char *) buf, sizeof (*buf));
- vfree (buf);
- return -EIO;
- }
- }
-
- restore_flags (flags);
- vfree (buf);
-
- return 0;
- }
- break;
-
-
- case SNDCTL_COPR_RCVMSG:
- {
- copr_msg *buf;
- unsigned long flags;
- unsigned short *data;
- unsigned int i;
- int err = 0;
-
- buf = (copr_msg *) vmalloc (sizeof (copr_msg));
- if (buf == NULL)
- return -ENOSPC;
-
-
- data = (unsigned short *) buf->data;
-
- save_flags (flags);
- cli ();
-
- for (i = 0; i < buf->len; i++)
- {
- buf->len = i; /* feed back number of WORDs read */
- if (!pss_get_dspword (devc, data++))
- {
- if (i == 0)
- err = -EIO;
- break;
- }
- }
-
- restore_flags (flags);
-
- memcpy ((&((char *) arg)[0]), (char *) buf, sizeof (*buf));
- vfree (buf);
-
- return err;
- }
- break;
-
-
- case SNDCTL_COPR_RDATA:
- {
- copr_debug_buf buf;
- unsigned long flags;
- unsigned short tmp;
-
- memcpy ((char *) &buf, (&((char *) arg)[0]), sizeof (buf));
-
- save_flags (flags);
- cli ();
- if (!pss_put_dspword (devc, 0x00d0))
- {
- restore_flags (flags);
- return -EIO;
- }
-
- if (!pss_put_dspword (devc, (unsigned short) (buf.parm1 & 0xffff)))
- {
- restore_flags (flags);
- return -EIO;
- }
+ if (buf->len <= 0 || buf->len > sizeof(buf->data))
+ return -EINVAL;
- if (!pss_get_dspword (devc, &tmp))
+ if (!pss_download_boot(devc, buf->data, buf->len, buf->flags))
{
- restore_flags (flags);
- return -EIO;
+ printk("PSS: Unable to load microcode block to DSP.\n");
+ return -EIO;
}
+ nonstandard_microcode = 1; /* The MIDI microcode has been overwritten */
- buf.parm1 = tmp;
- restore_flags (flags);
-
- memcpy ((&((char *) arg)[0]), (char *) &buf, sizeof (buf));
return 0;
- }
- break;
-
- case SNDCTL_COPR_WDATA:
- {
- copr_debug_buf buf;
- unsigned long flags;
- unsigned short tmp;
-
- memcpy ((char *) &buf, (&((char *) arg)[0]), sizeof (buf));
-
- save_flags (flags);
- cli ();
- if (!pss_put_dspword (devc, 0x00d1))
- {
- restore_flags (flags);
- return -EIO;
- }
+}
- if (!pss_put_dspword (devc, (unsigned short) (buf.parm1 & 0xffff)))
- {
- restore_flags (flags);
- return -EIO;
- }
+static int
+pss_coproc_ioctl(void *dev_info, unsigned int cmd, caddr_t arg, int local)
+{
+ /* printk( "PSS coproc ioctl %x %x %d\n", cmd, arg, local); */
- tmp = (unsigned int) buf.parm2 & 0xffff;
- if (!pss_put_dspword (devc, tmp))
+ switch (cmd)
{
- restore_flags (flags);
- return -EIO;
- }
-
- restore_flags (flags);
- return 0;
- }
- break;
-
- case SNDCTL_COPR_WCODE:
- {
- copr_debug_buf buf;
- unsigned long flags;
- unsigned short tmp;
-
- memcpy ((char *) &buf, (&((char *) arg)[0]), sizeof (buf));
+ case SNDCTL_COPR_RESET:
+ pss_coproc_reset(dev_info);
+ return 0;
+ break;
+
+ case SNDCTL_COPR_LOAD:
+ {
+ copr_buffer *buf;
+ int err;
+
+ buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+ if (buf == NULL)
+ return -ENOSPC;
+
+ memcpy((char *) buf, (&((char *) arg)[0]), sizeof(*buf));
+ err = download_boot_block(dev_info, buf);
+ vfree(buf);
+ return err;
+ }
+ break;
+
+ case SNDCTL_COPR_SENDMSG:
+ {
+ copr_msg *buf;
+ unsigned long flags;
+ unsigned short *data;
+ int i;
+
+ buf = (copr_msg *) vmalloc(sizeof(copr_msg));
+ if (buf == NULL)
+ return -ENOSPC;
+
+ memcpy((char *) buf, (&((char *) arg)[0]), sizeof(*buf));
+
+ data = (unsigned short *) (buf->data);
+
+ save_flags(flags);
+ cli();
+
+ for (i = 0; i < buf->len; i++)
+ {
+ if (!pss_put_dspword(devc, *data++))
+ {
+ restore_flags(flags);
+ buf->len = i; /* feed back number of WORDs sent */
+ memcpy((&((char *) arg)[0]), (char *) buf, sizeof(*buf));
+ vfree(buf);
+ return -EIO;
+ }
+ }
+
+ restore_flags(flags);
+ vfree(buf);
+
+ return 0;
+ }
+ break;
+
+
+ case SNDCTL_COPR_RCVMSG:
+ {
+ copr_msg *buf;
+ unsigned long flags;
+ unsigned short *data;
+ unsigned int i;
+ int err = 0;
+
+ buf = (copr_msg *) vmalloc(sizeof(copr_msg));
+ if (buf == NULL)
+ return -ENOSPC;
+
+
+ data = (unsigned short *) buf->data;
+
+ save_flags(flags);
+ cli();
+
+ for (i = 0; i < buf->len; i++)
+ {
+ buf->len = i; /* feed back number of WORDs read */
+ if (!pss_get_dspword(devc, data++))
+ {
+ if (i == 0)
+ err = -EIO;
+ break;
+ }
+ }
+
+ restore_flags(flags);
+
+ memcpy((&((char *) arg)[0]), (char *) buf, sizeof(*buf));
+ vfree(buf);
+
+ return err;
+ }
+ break;
+
+
+ case SNDCTL_COPR_RDATA:
+ {
+ copr_debug_buf buf;
+ unsigned long flags;
+ unsigned short tmp;
+
+ memcpy((char *) &buf, (&((char *) arg)[0]), sizeof(buf));
+
+ save_flags(flags);
+ cli();
+ if (!pss_put_dspword(devc, 0x00d0))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_put_dspword(devc, (unsigned short) (buf.parm1 & 0xffff)))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_get_dspword(devc, &tmp))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ buf.parm1 = tmp;
+ restore_flags(flags);
+
+ memcpy((&((char *) arg)[0]), (char *) &buf, sizeof(buf));
+ return 0;
+ }
+ break;
+
+ case SNDCTL_COPR_WDATA:
+ {
+ copr_debug_buf buf;
+ unsigned long flags;
+ unsigned short tmp;
+
+ memcpy((char *) &buf, (&((char *) arg)[0]), sizeof(buf));
+
+ save_flags(flags);
+ cli();
+ if (!pss_put_dspword(devc, 0x00d1))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_put_dspword(devc, (unsigned short) (buf.parm1 & 0xffff)))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ tmp = (unsigned int) buf.parm2 & 0xffff;
+ if (!pss_put_dspword(devc, tmp))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ restore_flags(flags);
+ return 0;
+ }
+ break;
+
+ case SNDCTL_COPR_WCODE:
+ {
+ copr_debug_buf buf;
+ unsigned long flags;
+ unsigned short tmp;
+
+ memcpy((char *) &buf, (&((char *) arg)[0]), sizeof(buf));
+
+ save_flags(flags);
+ cli();
+ if (!pss_put_dspword(devc, 0x00d3))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_put_dspword(devc, (unsigned short) (buf.parm1 & 0xffff)))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ tmp = (unsigned int) buf.parm2 & 0x00ff;
+ if (!pss_put_dspword(devc, tmp))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ tmp = ((unsigned int) buf.parm2 >> 8) & 0xffff;
+ if (!pss_put_dspword(devc, tmp))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ restore_flags(flags);
+ return 0;
+ }
+ break;
+
+ case SNDCTL_COPR_RCODE:
+ {
+ copr_debug_buf buf;
+ unsigned long flags;
+ unsigned short tmp;
+
+ memcpy((char *) &buf, (&((char *) arg)[0]), sizeof(buf));
+
+ save_flags(flags);
+ cli();
+ if (!pss_put_dspword(devc, 0x00d2))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_put_dspword(devc, (unsigned short) (buf.parm1 & 0xffff)))
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ if (!pss_get_dspword(devc, &tmp)) /* Read MSB */
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ buf.parm1 = tmp << 8;
+
+ if (!pss_get_dspword(devc, &tmp)) /* Read LSB */
+ {
+ restore_flags(flags);
+ return -EIO;
+ }
+ buf.parm1 |= tmp & 0x00ff;
+
+ restore_flags(flags);
+
+ memcpy((&((char *) arg)[0]), (char *) &buf, sizeof(buf));
+ return 0;
+ }
+ break;
- save_flags (flags);
- cli ();
- if (!pss_put_dspword (devc, 0x00d3))
- {
- restore_flags (flags);
- return -EIO;
+ default:
+ return -EINVAL;
}
- if (!pss_put_dspword (devc, (unsigned short) (buf.parm1 & 0xffff)))
- {
- restore_flags (flags);
- return -EIO;
- }
+ return -EINVAL;
+}
- tmp = (unsigned int) buf.parm2 & 0x00ff;
- if (!pss_put_dspword (devc, tmp))
- {
- restore_flags (flags);
- return -EIO;
- }
+static coproc_operations pss_coproc_operations =
+{
+ "ADSP-2115",
+ pss_coproc_open,
+ pss_coproc_close,
+ pss_coproc_ioctl,
+ pss_coproc_reset,
+ &pss_data
+};
- tmp = ((unsigned int) buf.parm2 >> 8) & 0xffff;
- if (!pss_put_dspword (devc, tmp))
- {
- restore_flags (flags);
- return -EIO;
- }
+void
+attach_pss_mpu(struct address_info *hw_config)
+{
+#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI)
+ {
+ attach_mpu401(hw_config); /* Slot 1 */
- restore_flags (flags);
- return 0;
- }
- break;
+ if (hw_config->slots[1] != -1) /* The MPU driver installed itself */
+ midi_devs[hw_config->slots[1]]->coproc = &pss_coproc_operations;
+ }
+#endif
+}
- case SNDCTL_COPR_RCODE:
- {
- copr_debug_buf buf;
- unsigned long flags;
- unsigned short tmp;
+int
+probe_pss_mss(struct address_info *hw_config)
+{
+ volatile int timeout;
- memcpy ((char *) &buf, (&((char *) arg)[0]), sizeof (buf));
+ if (!pss_initialized)
+ return 0;
- save_flags (flags);
- cli ();
- if (!pss_put_dspword (devc, 0x00d2))
+ if (check_region(hw_config->io_base, 8))
{
- restore_flags (flags);
- return -EIO;
+ printk("PSS: WSS I/O port conflict\n");
+ return 0;
}
-
- if (!pss_put_dspword (devc, (unsigned short) (buf.parm1 & 0xffff)))
+ if (!set_io_base(devc, CONF_WSS, hw_config->io_base))
{
- restore_flags (flags);
- return -EIO;
+ printk("PSS: WSS base error.\n");
+ return 0;
}
-
- if (!pss_get_dspword (devc, &tmp)) /* Read MSB */
+ if (!set_irq(devc, CONF_WSS, hw_config->irq))
{
- restore_flags (flags);
- return -EIO;
+ printk("PSS: WSS IRQ error.\n");
+ return 0;
}
-
- buf.parm1 = tmp << 8;
-
- if (!pss_get_dspword (devc, &tmp)) /* Read LSB */
+ if (!set_dma(devc, CONF_WSS, hw_config->dma))
{
- restore_flags (flags);
- return -EIO;
+ printk("PSS: WSS DRQ error\n");
+ return 0;
}
+ /*
+ * For some reason the card returns 0xff in the WSS status register
+ * immediately after boot. Probably MIDI+SB emulation algorithm
+ * downloaded to the ADSP2115 spends some time initializing the card.
+ * Let's try to wait until it finishes this task.
+ */
+ for (timeout = 0;
+ timeout < 100000 && (inb(hw_config->io_base + 3) & 0x3f) != 0x04;
+ timeout++);
- buf.parm1 |= tmp & 0x00ff;
-
- restore_flags (flags);
+ outb((0x0b), hw_config->io_base + 4); /* Required by some cards */
- memcpy ((&((char *) arg)[0]), (char *) &buf, sizeof (buf));
- return 0;
- }
- break;
+ for (timeout = 0;
+ timeout < 100000;
+ timeout++);
+ return probe_ms_sound(hw_config);
+}
- default:
- return -EINVAL;
- }
+void
+attach_pss_mss(struct address_info *hw_config)
+{
+ attach_ms_sound(hw_config); /* Slot 0 */
- return -EINVAL;
+ if (hw_config->slots[0] != -1) /* The MSS driver installed itself */
+ audio_devs[hw_config->slots[0]]->coproc = &pss_coproc_operations;
}
-static coproc_operations pss_coproc_operations =
+void
+unload_pss(struct address_info *hw_config)
{
- "ADSP-2115",
- pss_coproc_open,
- pss_coproc_close,
- pss_coproc_ioctl,
- pss_coproc_reset,
- &pss_data
-};
+}
void
-attach_pss_mpu (struct address_info *hw_config)
+unload_pss_mpu(struct address_info *hw_config)
{
#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI)
- {
- int prev_devs;
-
- prev_devs = num_midis;
- attach_mpu401 (hw_config);
-
- if (num_midis == (prev_devs + 1)) /* The MPU driver installed itself */
- midi_devs[prev_devs]->coproc = &pss_coproc_operations;
- }
+ unload_mpu401(hw_config);
#endif
}
-int
-probe_pss_mss (struct address_info *hw_config)
+void
+unload_pss_mss(struct address_info *hw_config)
{
- volatile int timeout;
+ unload_ms_sound(hw_config);
+}
- if (!pss_initialized)
- return 0;
+#ifdef MODULE
- if (check_region (hw_config->io_base, 8))
- {
- printk ("PSS: WSS I/O port conflict\n");
- return 0;
- }
-
- if (!set_io_base (devc, CONF_WSS, hw_config->io_base))
- {
- printk ("PSS: WSS base error.\n");
- return 0;
- }
-
- if (!set_irq (devc, CONF_WSS, hw_config->irq))
- {
- printk ("PSS: WSS IRQ error.\n");
- return 0;
- }
-
- if (!set_dma (devc, CONF_WSS, hw_config->dma))
- {
- printk ("PSS: WSS DRQ error\n");
- return 0;
- }
-
- /*
- * For some reason the card returns 0xff in the WSS status register
- * immediately after boot. Probably MIDI+SB emulation algorithm
- * downloaded to the ADSP2115 spends some time initializing the card.
- * Let's try to wait until it finishes this task.
- */
- for (timeout = 0;
- timeout < 100000 && (inb (hw_config->io_base + 3) & 0x3f) != 0x04;
- timeout++);
-
- outb ((0x0b), hw_config->io_base + 4); /* Required by some cards */
-
- for (timeout = 0;
- timeout < 100000;
- timeout++);
- return probe_ms_sound (hw_config);
-}
+int io = -1;
+int irq = -1;
+int dma = -1;
-void
-attach_pss_mss (struct address_info *hw_config)
-{
- int prev_devs;
+int pssmpu, pssmss;
+struct address_info cfg;
- prev_devs = num_audiodevs;
- attach_ms_sound (hw_config);
+static int fw_load = 0;
- if (num_audiodevs == (prev_devs + 1)) /* The MSS driver installed itself */
- audio_devs[prev_devs]->coproc = &pss_coproc_operations;
-}
+/*
+ * Load a PSS sound card module
+ */
-void
-unload_pss (struct address_info *hw_config)
+int
+init_module(void)
{
-}
+ if (io == -1 || irq == -1 || dma == -1)
+ {
+ printk("pss: dma, irq and io must be set.\n");
+ return -EINVAL;
+ }
+ cfg.io_base = io;
+ cfg.irq = irq;
-void
-unload_pss_mpu (struct address_info *hw_config)
-{
-#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI)
- unload_mpu401 (hw_config);
-#endif
+ if (!pss_synth)
+ {
+ fw_load = 1;
+ pss_synthLen = mod_firmware_load("/etc/sound/pss_synth", (void *) &pss_synth);
+ }
+ if (probe_pss(&cfg))
+ return -ENODEV;
+ /*
+ * Attach stuff
+ */
+ if (probe_pss_mpu(&cfg))
+ {
+ pssmpu = 1;
+ attach_pss_mpu(&cfg);
+ }
+ if (probe_pss_mss(&cfg))
+ {
+ pssmss = 1;
+ attach_pss_mss(&cfg);
+ }
+ SOUND_LOCK;
+ return 0;
}
-void
-unload_pss_mss (struct address_info *hw_config)
+void
+cleanup_module(void)
{
- unload_ms_sound (hw_config);
+ if (fw_load && pss_synth)
+ kfree(pss_synth);
+ if (pssmss)
+ unload_pss_mss(&cfg);
+ if (pssmpu)
+ unload_pss_mpu(&cfg);
+ unload_pss(&cfg);
+ SOUND_LOCK_END;
}
-
#endif
+
#endif
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen, slshen@lbl.gov