patch-2.1.86 linux/drivers/sound/sscape.c
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- Lines: 1466
- Date:
Mon Feb 9 11:14:15 1998
- Orig file:
v2.1.85/linux/drivers/sound/sscape.c
- Orig date:
Tue Dec 30 10:59:17 1997
diff -u --recursive --new-file v2.1.85/linux/drivers/sound/sscape.c linux/drivers/sound/sscape.c
@@ -3,6 +3,7 @@
*
* Low level driver for Ensoniq SoundScape
*/
+
/*
* Copyright (C) by Hannu Savolainen 1993-1997
*
@@ -10,9 +11,11 @@
* Version 2 (June 1991). See the "COPYING" file distributed with this software
* for more info.
*/
+
/*
* Thomas Sailer : ioctl code reworked (vmalloc/vfree removed)
*/
+
#include <linux/config.h>
#include <linux/module.h>
@@ -26,66 +29,69 @@
/*
* I/O ports
*/
-#define MIDI_DATA 0
-#define MIDI_CTRL 1
-#define HOST_CTRL 2
-#define TX_READY 0x02
-#define RX_READY 0x01
-#define HOST_DATA 3
-#define ODIE_ADDR 4
-#define ODIE_DATA 5
+#define MIDI_DATA 0
+#define MIDI_CTRL 1
+#define HOST_CTRL 2
+#define TX_READY 0x02
+#define RX_READY 0x01
+#define HOST_DATA 3
+#define ODIE_ADDR 4
+#define ODIE_DATA 5
/*
* Indirect registers
*/
-#define GA_INTSTAT_REG 0
-#define GA_INTENA_REG 1
-#define GA_DMAA_REG 2
-#define GA_DMAB_REG 3
-#define GA_INTCFG_REG 4
-#define GA_DMACFG_REG 5
-#define GA_CDCFG_REG 6
-#define GA_SMCFGA_REG 7
-#define GA_SMCFGB_REG 8
-#define GA_HMCTL_REG 9
+
+#define GA_INTSTAT_REG 0
+#define GA_INTENA_REG 1
+#define GA_DMAA_REG 2
+#define GA_DMAB_REG 3
+#define GA_INTCFG_REG 4
+#define GA_DMACFG_REG 5
+#define GA_CDCFG_REG 6
+#define GA_SMCFGA_REG 7
+#define GA_SMCFGB_REG 8
+#define GA_HMCTL_REG 9
/*
* DMA channel identifiers (A and B)
*/
-#define SSCAPE_DMA_A 0
-#define SSCAPE_DMA_B 1
+
+#define SSCAPE_DMA_A 0
+#define SSCAPE_DMA_B 1
#define PORT(name) (devc->base+name)
/*
* Host commands recognized by the OBP microcode
*/
-#define CMD_GEN_HOST_ACK 0x80
-#define CMD_GEN_MPU_ACK 0x81
-#define CMD_GET_BOARD_TYPE 0x82
-#define CMD_SET_CONTROL 0x88 /* Old firmware only */
-#define CMD_GET_CONTROL 0x89 /* Old firmware only */
-#define CTL_MASTER_VOL 0
-#define CTL_MIC_MODE 2
-#define CTL_SYNTH_VOL 4
-#define CTL_WAVE_VOL 7
+
+#define CMD_GEN_HOST_ACK 0x80
+#define CMD_GEN_MPU_ACK 0x81
+#define CMD_GET_BOARD_TYPE 0x82
+#define CMD_SET_CONTROL 0x88 /* Old firmware only */
+#define CMD_GET_CONTROL 0x89 /* Old firmware only */
+#define CTL_MASTER_VOL 0
+#define CTL_MIC_MODE 2
+#define CTL_SYNTH_VOL 4
+#define CTL_WAVE_VOL 7
#define CMD_SET_EXTMIDI 0x8a
#define CMD_GET_EXTMIDI 0x8b
-#define CMD_SET_MT32 0x8c
-#define CMD_GET_MT32 0x8d
+#define CMD_SET_MT32 0x8c
+#define CMD_GET_MT32 0x8d
#define CMD_ACK 0x80
typedef struct sscape_info
{
- int base, irq, dma;
- int ok; /* Properly detected */
- int failed;
- int dma_allocated;
- int codec_audiodev;
- int opened;
- int *osp;
- int my_audiodev;
+ int base, irq, dma;
+ int ok; /* Properly detected */
+ int failed;
+ int dma_allocated;
+ int codec_audiodev;
+ int opened;
+ int *osp;
+ int my_audiodev;
} sscape_info;
static struct sscape_info adev_info = {
@@ -93,7 +99,7 @@
};
static struct sscape_info *devc = &adev_info;
-static int sscape_mididev = -1;
+static int sscape_mididev = -1;
static struct wait_queue *sscape_sleeper = NULL;
static volatile struct snd_wait sscape_sleep_flag = {
@@ -101,104 +107,100 @@
};
/* Some older cards have assigned interrupt bits differently than new ones */
-static char valid_interrupts_old[] =
-{9, 7, 5, 15};
+static char valid_interrupts_old[] = {
+ 9, 7, 5, 15
+};
-static char valid_interrupts_new[] =
-{9, 5, 7, 10};
+static char valid_interrupts_new[] = {
+ 9, 5, 7, 10
+};
-static char *valid_interrupts = valid_interrupts_new;
+static char *valid_interrupts = valid_interrupts_new;
+/*
+ * See the bottom of the driver. This can be set by spea =0/1.
+ */
+
#ifdef REVEAL_SPEA
-static char old_hardware = 1;
-
+static char old_hardware = 1;
#else
-static char old_hardware = 0;
-
+static char old_hardware = 0;
#endif
static unsigned char sscape_read(struct sscape_info *devc, int reg)
{
- unsigned long flags;
- unsigned char val;
+ unsigned long flags;
+ unsigned char val;
save_flags(flags);
cli();
- outb((reg), PORT(ODIE_ADDR));
+ outb(reg, PORT(ODIE_ADDR));
val = inb(PORT(ODIE_DATA));
restore_flags(flags);
return val;
}
-static void
-sscape_write(struct sscape_info *devc, int reg, int data)
+static void sscape_write(struct sscape_info *devc, int reg, int data)
{
- unsigned long flags;
+ unsigned long flags;
save_flags(flags);
cli();
- outb((reg), PORT(ODIE_ADDR));
- outb((data), PORT(ODIE_DATA));
+ outb(reg, PORT(ODIE_ADDR));
+ outb(data, PORT(ODIE_DATA));
restore_flags(flags);
}
-static void
-host_open(struct sscape_info *devc)
+static void host_open(struct sscape_info *devc)
{
outb((0x00), PORT(HOST_CTRL)); /* Put the board to the host mode */
}
-static void
-host_close(struct sscape_info *devc)
+static void host_close(struct sscape_info *devc)
{
outb((0x03), PORT(HOST_CTRL)); /* Put the board to the MIDI mode */
}
-static int
-host_write(struct sscape_info *devc, unsigned char *data, int count)
+static int host_write(struct sscape_info *devc, unsigned char *data, int count)
{
- unsigned long flags;
- int i, timeout_val;
+ unsigned long flags;
+ int i, timeout_val;
save_flags(flags);
cli();
/*
- * Send the command and data bytes
+ * Send the command and data bytes
*/
for (i = 0; i < count; i++)
- {
- for (timeout_val = 10000; timeout_val > 0; timeout_val--)
- if (inb(PORT(HOST_CTRL)) & TX_READY)
- break;
+ {
+ for (timeout_val = 10000; timeout_val > 0; timeout_val--)
+ if (inb(PORT(HOST_CTRL)) & TX_READY)
+ break;
- if (timeout_val <= 0)
- {
+ if (timeout_val <= 0)
+ {
restore_flags(flags);
return 0;
- }
- outb((data[i]), PORT(HOST_DATA));
- }
-
-
+ }
+ outb(data[i], PORT(HOST_DATA));
+ }
restore_flags(flags);
-
return 1;
}
-static int
-host_read(struct sscape_info *devc)
+static int host_read(struct sscape_info *devc)
{
- unsigned long flags;
- int timeout_val;
- unsigned char data;
+ unsigned long flags;
+ int timeout_val;
+ unsigned char data;
save_flags(flags);
cli();
/*
- * Read a byte
+ * Read a byte
*/
for (timeout_val = 10000; timeout_val > 0; timeout_val--)
@@ -206,22 +208,19 @@
break;
if (timeout_val <= 0)
- {
- restore_flags(flags);
- return -1;
- }
+ {
+ restore_flags(flags);
+ return -1;
+ }
data = inb(PORT(HOST_DATA));
-
restore_flags(flags);
-
return data;
}
-static int
-host_command2(struct sscape_info *devc, int cmd, int parm1)
+static int host_command2(struct sscape_info *devc, int cmd, int parm1)
{
- unsigned char buf[10];
+ unsigned char buf[10];
buf[0] = (unsigned char) (cmd & 0xff);
buf[1] = (unsigned char) (parm1 & 0xff);
@@ -229,61 +228,49 @@
return host_write(devc, buf, 2);
}
-static int
-host_command3(struct sscape_info *devc, int cmd, int parm1, int parm2)
+static int host_command3(struct sscape_info *devc, int cmd, int parm1, int parm2)
{
- unsigned char buf[10];
+ unsigned char buf[10];
buf[0] = (unsigned char) (cmd & 0xff);
buf[1] = (unsigned char) (parm1 & 0xff);
buf[2] = (unsigned char) (parm2 & 0xff);
-
return host_write(devc, buf, 3);
}
-static void
-set_mt32(struct sscape_info *devc, int value)
+static void set_mt32(struct sscape_info *devc, int value)
{
host_open(devc);
- host_command2(devc, CMD_SET_MT32,
- value ? 1 : 0);
+ host_command2(devc, CMD_SET_MT32, value ? 1 : 0);
if (host_read(devc) != CMD_ACK)
- {
- /* printk( "SNDSCAPE: Setting MT32 mode failed\n"); */
- }
+ {
+ /* printk( "SNDSCAPE: Setting MT32 mode failed\n"); */
+ }
host_close(devc);
}
-static void
-set_control(struct sscape_info *devc, int ctrl, int value)
+static void set_control(struct sscape_info *devc, int ctrl, int value)
{
host_open(devc);
host_command3(devc, CMD_SET_CONTROL, ctrl, value);
if (host_read(devc) != CMD_ACK)
- {
- /* printk( "SNDSCAPE: Setting control (%d) failed\n", ctrl); */
- }
+ {
+ /* printk( "SNDSCAPE: Setting control (%d) failed\n", ctrl); */
+ }
host_close(devc);
}
-
-
-
-
-static void
-do_dma(struct sscape_info *devc, int dma_chan, unsigned long buf, int blk_size, int mode)
+static void do_dma(struct sscape_info *devc, int dma_chan, unsigned long buf, int blk_size, int mode)
{
- unsigned char temp;
+ unsigned char temp;
if (dma_chan != SSCAPE_DMA_A)
- {
- printk("SSCAPE: Tried to use DMA channel != A. Why?\n");
- return;
- }
+ {
+ printk(KERN_WARNING "soundscape: Tried to use DMA channel != A. Why?\n");
+ return;
+ }
audio_devs[devc->codec_audiodev]->flags &= ~DMA_AUTOMODE;
- DMAbuf_start_dma(devc->codec_audiodev,
- buf,
- blk_size, mode);
+ DMAbuf_start_dma(devc->codec_audiodev, buf, blk_size, mode);
audio_devs[devc->codec_audiodev]->flags |= DMA_AUTOMODE;
temp = devc->dma << 4; /* Setup DMA channel select bits */
@@ -296,49 +283,45 @@
sscape_write(devc, GA_DMAA_REG, temp);
}
-static int
-verify_mpu(struct sscape_info *devc)
+static int verify_mpu(struct sscape_info *devc)
{
/*
- * The SoundScape board could be in three modes (MPU, 8250 and host).
- * If the card is not in the MPU mode, enabling the MPU driver will
- * cause infinite loop (the driver believes that there is always some
- * received data in the buffer.
- *
- * Detect this by looking if there are more than 10 received MIDI bytes
- * (0x00) in the buffer.
+ * The SoundScape board could be in three modes (MPU, 8250 and host).
+ * If the card is not in the MPU mode, enabling the MPU driver will
+ * cause infinite loop (the driver believes that there is always some
+ * received data in the buffer.
+ *
+ * Detect this by looking if there are more than 10 received MIDI bytes
+ * (0x00) in the buffer.
*/
- int i;
+ int i;
for (i = 0; i < 10; i++)
- {
- if (inb(devc->base + HOST_CTRL) & 0x80)
- return 1;
-
- if (inb(devc->base) != 0x00)
- return 1;
- }
+ {
+ if (inb(devc->base + HOST_CTRL) & 0x80)
+ return 1;
- printk("SoundScape: The device is not in the MPU-401 mode\n");
+ if (inb(devc->base) != 0x00)
+ return 1;
+ }
+ printk(KERN_WARNING "SoundScape: The device is not in the MPU-401 mode\n");
return 0;
}
-static int
-sscape_coproc_open(void *dev_info, int sub_device)
+static int sscape_coproc_open(void *dev_info, int sub_device)
{
if (sub_device == COPR_MIDI)
- {
- set_mt32(devc, 0);
- if (!verify_mpu(devc))
- return -EIO;
- }
+ {
+ set_mt32(devc, 0);
+ if (!verify_mpu(devc))
+ return -EIO;
+ }
sscape_sleep_flag.opts = WK_NONE;
return 0;
}
-static void
-sscape_coproc_close(void *dev_info, int sub_device)
+static void sscape_coproc_close(void *dev_info, int sub_device)
{
struct sscape_info *devc = dev_info;
unsigned long flags;
@@ -346,69 +329,67 @@
save_flags(flags);
cli();
if (devc->dma_allocated)
- {
- sscape_write(devc, GA_DMAA_REG, 0x20); /* DMA channel disabled */
- devc->dma_allocated = 0;
- }
+ {
+ sscape_write(devc, GA_DMAA_REG, 0x20); /* DMA channel disabled */
+ devc->dma_allocated = 0;
+ }
sscape_sleep_flag.opts = WK_NONE;
restore_flags(flags);
-
return;
}
-static void
-sscape_coproc_reset(void *dev_info)
+static void sscape_coproc_reset(void *dev_info)
{
}
-static int
-sscape_download_boot(struct sscape_info *devc, unsigned char *block, int size, int flag)
+static int sscape_download_boot(struct sscape_info *devc, unsigned char *block, int size, int flag)
{
- unsigned long flags;
- unsigned char temp;
- volatile int done, timeout_val;
+ unsigned long flags;
+ unsigned char temp;
+ volatile int done, timeout_val;
static unsigned char codec_dma_bits = 0;
if (flag & CPF_FIRST)
- {
- /*
- * First block. Have to allocate DMA and to reset the board
- * before continuing.
- */
-
- save_flags(flags);
- cli();
- codec_dma_bits = sscape_read(devc, GA_CDCFG_REG);
-
- if (devc->dma_allocated == 0)
- {
- devc->dma_allocated = 1;
- }
- restore_flags(flags);
+ {
+ /*
+ * First block. Have to allocate DMA and to reset the board
+ * before continuing.
+ */
+
+ save_flags(flags);
+ cli();
+ codec_dma_bits = sscape_read(devc, GA_CDCFG_REG);
+
+ if (devc->dma_allocated == 0)
+ devc->dma_allocated = 1;
- sscape_write(devc, GA_HMCTL_REG,
+ restore_flags(flags);
+
+ sscape_write(devc, GA_HMCTL_REG,
(temp = sscape_read(devc, GA_HMCTL_REG)) & 0x3f); /*Reset */
- for (timeout_val = 10000; timeout_val > 0; timeout_val--)
- sscape_read(devc, GA_HMCTL_REG); /* Delay */
+ for (timeout_val = 10000; timeout_val > 0; timeout_val--)
+ sscape_read(devc, GA_HMCTL_REG); /* Delay */
- /* Take board out of reset */
- sscape_write(devc, GA_HMCTL_REG,
+ /* Take board out of reset */
+ sscape_write(devc, GA_HMCTL_REG,
(temp = sscape_read(devc, GA_HMCTL_REG)) | 0x80);
- }
+ }
/*
* Transfer one code block using DMA
*/
if (audio_devs[devc->codec_audiodev]->dmap_out->raw_buf == NULL)
- {
- printk("SSCAPE: Error: DMA buffer not available\n");
- return 0;
- }
+ {
+ printk(KERN_WARNING "soundscape: DMA buffer not available\n");
+ return 0;
+ }
memcpy(audio_devs[devc->codec_audiodev]->dmap_out->raw_buf, block, size);
save_flags(flags);
cli();
-/******** INTERRUPTS DISABLED NOW ********/
+
+ /******** INTERRUPTS DISABLED NOW ********/
+
do_dma(devc, SSCAPE_DMA_A,
audio_devs[devc->codec_audiodev]->dmap_out->raw_buf_phys,
size, DMA_MODE_WRITE);
@@ -416,160 +397,140 @@
/*
* Wait until transfer completes.
*/
+
sscape_sleep_flag.opts = WK_NONE;
done = 0;
timeout_val = 30;
while (!done && timeout_val-- > 0)
- {
- int resid;
-
- {
- unsigned long tlimit;
-
- if (HZ / 50)
- current->timeout = tlimit = jiffies + (HZ / 50);
- else
- tlimit = (unsigned long) -1;
- sscape_sleep_flag.opts = WK_SLEEP;
- interruptible_sleep_on(&sscape_sleeper);
- if (!(sscape_sleep_flag.opts & WK_WAKEUP))
- {
- if (jiffies >= tlimit)
- sscape_sleep_flag.opts |= WK_TIMEOUT;
- }
- sscape_sleep_flag.opts &= ~WK_SLEEP;
- };
- clear_dma_ff(devc->dma);
- if ((resid = get_dma_residue(devc->dma)) == 0)
- {
- done = 1;
- }
- }
+ {
+ int resid;
+ unsigned long tlimit;
+ current->timeout = tlimit = jiffies + (HZ / 50);
+ sscape_sleep_flag.opts = WK_SLEEP;
+ interruptible_sleep_on(&sscape_sleeper);
+ if (!(sscape_sleep_flag.opts & WK_WAKEUP))
+ {
+ if (jiffies >= tlimit)
+ sscape_sleep_flag.opts |= WK_TIMEOUT;
+ }
+ sscape_sleep_flag.opts &= ~WK_SLEEP;
+ clear_dma_ff(devc->dma);
+ if ((resid = get_dma_residue(devc->dma)) == 0)
+ {
+ done = 1;
+ }
+ }
restore_flags(flags);
if (!done)
return 0;
if (flag & CPF_LAST)
- {
- /*
- * Take the board out of reset
- */
- outb((0x00), PORT(HOST_CTRL));
- outb((0x00), PORT(MIDI_CTRL));
-
- temp = sscape_read(devc, GA_HMCTL_REG);
- temp |= 0x40;
- sscape_write(devc, GA_HMCTL_REG, temp); /* Kickstart the board */
-
- /*
- * Wait until the ODB wakes up
- */
-
- save_flags(flags);
- cli();
- done = 0;
- timeout_val = 5 * HZ;
- while (!done && timeout_val-- > 0)
- {
- unsigned char x;
-
-
- {
- unsigned long tlimit;
-
- if (1)
- current->timeout = tlimit = jiffies + (1);
- else
- tlimit = (unsigned long) -1;
- sscape_sleep_flag.opts = WK_SLEEP;
- interruptible_sleep_on(&sscape_sleeper);
- if (!(sscape_sleep_flag.opts & WK_WAKEUP))
- {
- if (jiffies >= tlimit)
- sscape_sleep_flag.opts |= WK_TIMEOUT;
- }
- sscape_sleep_flag.opts &= ~WK_SLEEP;
- };
- x = inb(PORT(HOST_DATA));
- if (x == 0xff || x == 0xfe) /* OBP startup acknowledge */
- {
- DDB(printk("Soundscape: Acknowledge = %x\n", x));
- done = 1;
- }
- }
- sscape_write(devc, GA_CDCFG_REG, codec_dma_bits);
-
- restore_flags(flags);
- if (!done)
- {
- printk("SoundScape: The OBP didn't respond after code download\n");
- return 0;
- }
- save_flags(flags);
- cli();
- done = 0;
- timeout_val = 5 * HZ;
- while (!done && timeout_val-- > 0)
- {
-
- {
- unsigned long tlimit;
-
- if (1)
- current->timeout = tlimit = jiffies + (1);
- else
- tlimit = (unsigned long) -1;
- sscape_sleep_flag.opts = WK_SLEEP;
- interruptible_sleep_on(&sscape_sleeper);
- if (!(sscape_sleep_flag.opts & WK_WAKEUP))
- {
- if (jiffies >= tlimit)
- sscape_sleep_flag.opts |= WK_TIMEOUT;
- }
- sscape_sleep_flag.opts &= ~WK_SLEEP;
- };
- if (inb(PORT(HOST_DATA)) == 0xfe) /* Host startup acknowledge */
- done = 1;
- }
- restore_flags(flags);
- if (!done)
- {
- printk("SoundScape: OBP Initialization failed.\n");
- return 0;
- }
- printk("SoundScape board initialized OK\n");
- set_control(devc, CTL_MASTER_VOL, 100);
- set_control(devc, CTL_SYNTH_VOL, 100);
+ {
+ /*
+ * Take the board out of reset
+ */
+ outb((0x00), PORT(HOST_CTRL));
+ outb((0x00), PORT(MIDI_CTRL));
+
+ temp = sscape_read(devc, GA_HMCTL_REG);
+ temp |= 0x40;
+ sscape_write(devc, GA_HMCTL_REG, temp); /* Kickstart the board */
+
+ /*
+ * Wait until the ODB wakes up
+ */
+
+ save_flags(flags);
+ cli();
+ done = 0;
+ timeout_val = 5 * HZ;
+ while (!done && timeout_val-- > 0)
+ {
+ unsigned char x;
+ unsigned long tlimit;
+
+ current->timeout = tlimit = jiffies + 1;
+ sscape_sleep_flag.opts = WK_SLEEP;
+ interruptible_sleep_on(&sscape_sleeper);
+ if (!(sscape_sleep_flag.opts & WK_WAKEUP))
+ {
+ if (jiffies >= tlimit)
+ sscape_sleep_flag.opts |= WK_TIMEOUT;
+ }
+ sscape_sleep_flag.opts &= ~WK_SLEEP;
+
+ x = inb(PORT(HOST_DATA));
+ if (x == 0xff || x == 0xfe) /* OBP startup acknowledge */
+ {
+ DDB(printk("Soundscape: Acknowledge = %x\n", x));
+ done = 1;
+ }
+ }
+ sscape_write(devc, GA_CDCFG_REG, codec_dma_bits);
+
+ restore_flags(flags);
+ if (!done)
+ {
+ printk(KERN_ERR "soundscape: The OBP didn't respond after code download\n");
+ return 0;
+ }
+ save_flags(flags);
+ cli();
+ done = 0;
+ timeout_val = 5 * HZ;
+ while (!done && timeout_val-- > 0)
+ {
+ unsigned long tlimit;
+ current->timeout = tlimit = jiffies + (1);
+ sscape_sleep_flag.opts = WK_SLEEP;
+ interruptible_sleep_on(&sscape_sleeper);
+ if (!(sscape_sleep_flag.opts & WK_WAKEUP))
+ {
+ if (jiffies >= tlimit)
+ sscape_sleep_flag.opts |= WK_TIMEOUT;
+ }
+ sscape_sleep_flag.opts &= ~WK_SLEEP;
+ if (inb(PORT(HOST_DATA)) == 0xfe) /* Host startup acknowledge */
+ done = 1;
+ }
+ restore_flags(flags);
+ if (!done)
+ {
+ printk(KERN_ERR "soundscape: OBP Initialization failed.\n");
+ return 0;
+ }
+ printk(KERN_INFO "SoundScape board initialized OK\n");
+ set_control(devc, CTL_MASTER_VOL, 100);
+ set_control(devc, CTL_SYNTH_VOL, 100);
#ifdef SSCAPE_DEBUG3
- /*
- * Temporary debugging aid. Print contents of the registers after
- * downloading the code.
- */
- {
- int i;
-
- for (i = 0; i < 13; i++)
- printk("I%d = %02x (new value)\n", i, sscape_read(devc, i));
- }
+ /*
+ * Temporary debugging aid. Print contents of the registers after
+ * downloading the code.
+ */
+ {
+ int i;
+
+ for (i = 0; i < 13; i++)
+ printk("I%d = %02x (new value)\n", i, sscape_read(devc, i));
+ }
#endif
- }
+ }
return 1;
}
-static int
-download_boot_block(void *dev_info, copr_buffer * buf)
+static int download_boot_block(void *dev_info, copr_buffer * buf)
{
if (buf->len <= 0 || buf->len > sizeof(buf->data))
return -EINVAL;
if (!sscape_download_boot(devc, buf->data, buf->len, buf->flags))
- {
- printk("SSCAPE: Unable to load microcode block to the OBP.\n");
- return -EIO;
- }
+ {
+ printk(KERN_ERR "soundscape: Unable to load microcode block to the OBP.\n");
+ return -EIO;
+ }
return 0;
}
@@ -578,25 +539,27 @@
copr_buffer *buf;
int err;
- switch (cmd) {
- case SNDCTL_COPR_RESET:
- sscape_coproc_reset(dev_info);
- return 0;
-
- case SNDCTL_COPR_LOAD:
- buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
- if (buf == NULL)
- return -ENOSPC;
- if (__copy_from_user(buf, arg, sizeof(copr_buffer))) {
+ switch (cmd)
+ {
+ case SNDCTL_COPR_RESET:
+ sscape_coproc_reset(dev_info);
+ return 0;
+
+ case SNDCTL_COPR_LOAD:
+ buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+ if (buf == NULL)
+ return -ENOSPC;
+ if (copy_from_user(buf, arg, sizeof(copr_buffer)))
+ {
+ vfree(buf);
+ return -EFAULT;
+ }
+ err = download_boot_block(dev_info, buf);
vfree(buf);
- return -EFAULT;
- }
- err = download_boot_block(dev_info, buf);
- vfree(buf);
- return err;
+ return err;
- default:
- return -EINVAL;
+ default:
+ return -EINVAL;
}
}
@@ -610,25 +573,23 @@
&adev_info
};
-static int sscape_detected = 0;
+static int sscape_detected = 0;
-void
-attach_sscape(struct address_info *hw_config)
+void attach_sscape(struct address_info *hw_config)
{
-
#ifndef SSCAPE_REGS
/*
- * Config register values for Spea/V7 Media FX and Ensoniq S-2000.
- * These values are card
- * dependent. If you have another SoundScape based card, you have to
- * find the correct values. Do the following:
- * - Compile this driver with SSCAPE_DEBUG1 defined.
- * - Shut down and power off your machine.
- * - Boot with DOS so that the SSINIT.EXE program is run.
- * - Warm boot to {Linux|SYSV|BSD} and write down the lines displayed
- * when detecting the SoundScape.
- * - Modify the following list to use the values printed during boot.
- * Undefine the SSCAPE_DEBUG1
+ * Config register values for Spea/V7 Media FX and Ensoniq S-2000.
+ * These values are card
+ * dependent. If you have another SoundScape based card, you have to
+ * find the correct values. Do the following:
+ * - Compile this driver with SSCAPE_DEBUG1 defined.
+ * - Shut down and power off your machine.
+ * - Boot with DOS so that the SSINIT.EXE program is run.
+ * - Warm boot to {Linux|SYSV|BSD} and write down the lines displayed
+ * when detecting the SoundScape.
+ * - Modify the following list to use the values printed during boot.
+ * Undefine the SSCAPE_DEBUG1
*/
#define SSCAPE_REGS { \
/* I0 */ 0x00, \
@@ -647,76 +608,78 @@
unsigned long flags;
static unsigned char regs[10] = SSCAPE_REGS;
- int i, irq_bits = 0xff;
+ int i, irq_bits = 0xff;
if (sscape_detected != hw_config->io_base)
return;
request_region(devc->base + 2, 6, "SoundScape");
if (old_hardware)
- {
- valid_interrupts = valid_interrupts_old;
- conf_printf("Ensoniq SoundScape (old)", hw_config);
- } else
+ {
+ valid_interrupts = valid_interrupts_old;
+ conf_printf("Ensoniq SoundScape (old)", hw_config);
+ }
+ else
conf_printf("Ensoniq SoundScape", hw_config);
for (i = 0; i < sizeof(valid_interrupts); i++)
+ {
if (hw_config->irq == valid_interrupts[i])
- {
- irq_bits = i;
- break;
- }
+ {
+ irq_bits = i;
+ break;
+ }
+ }
if (hw_config->irq > 15 || (regs[4] = irq_bits == 0xff))
- {
- printk("Invalid IRQ%d\n", hw_config->irq);
- return;
- }
+ {
+ printk(KERN_ERR "Invalid IRQ%d\n", hw_config->irq);
+ return;
+ }
save_flags(flags);
cli();
for (i = 1; i < 10; i++)
+ {
switch (i)
- {
- case 1: /* Host interrupt enable */
- sscape_write(devc, i, 0xf0); /* All interrupts enabled */
- break;
-
- case 2: /* DMA A status/trigger register */
- case 3: /* DMA B status/trigger register */
- sscape_write(devc, i, 0x20); /* DMA channel disabled */
- break;
-
- case 4: /* Host interrupt config reg */
- sscape_write(devc, i, 0xf0 | (irq_bits << 2) | irq_bits);
- break;
-
- case 5: /* Don't destroy CD-ROM DMA config bits (0xc0) */
- sscape_write(devc, i, (regs[i] & 0x3f) |
- (sscape_read(devc, i) & 0xc0));
- break;
-
- case 6: /* CD-ROM config (WSS codec actually) */
- sscape_write(devc, i, regs[i]);
- break;
-
- case 9: /* Master control reg. Don't modify CR-ROM bits. Disable SB emul */
- sscape_write(devc, i,
- (sscape_read(devc, i) & 0xf0) | 0x08);
- break;
-
- default:
- sscape_write(devc, i, regs[i]);
- }
+ {
+ case 1: /* Host interrupt enable */
+ sscape_write(devc, i, 0xf0); /* All interrupts enabled */
+ break;
+
+ case 2: /* DMA A status/trigger register */
+ case 3: /* DMA B status/trigger register */
+ sscape_write(devc, i, 0x20); /* DMA channel disabled */
+ break;
+
+ case 4: /* Host interrupt config reg */
+ sscape_write(devc, i, 0xf0 | (irq_bits << 2) | irq_bits);
+ break;
+
+ case 5: /* Don't destroy CD-ROM DMA config bits (0xc0) */
+ sscape_write(devc, i, (regs[i] & 0x3f) | (sscape_read(devc, i) & 0xc0));
+ break;
+
+ case 6: /* CD-ROM config (WSS codec actually) */
+ sscape_write(devc, i, regs[i]);
+ break;
+
+ case 9: /* Master control reg. Don't modify CR-ROM bits. Disable SB emul */
+ sscape_write(devc, i, (sscape_read(devc, i) & 0xf0) | 0x08);
+ break;
+ default:
+ sscape_write(devc, i, regs[i]);
+ }
+ }
restore_flags(flags);
#ifdef SSCAPE_DEBUG2
/*
- * Temporary debugging aid. Print contents of the registers after
- * changing them.
+ * Temporary debugging aid. Print contents of the registers after
+ * changing them.
*/
{
- int i;
+ int i;
for (i = 0; i < 13; i++)
printk("I%d = %02x (new value)\n", i, sscape_read(devc, i));
@@ -726,31 +689,26 @@
#if defined(CONFIG_MIDI) && defined(CONFIG_MPU_EMU)
if (probe_mpu401(hw_config))
hw_config->always_detect = 1;
- {
- hw_config->name = "SoundScape";
+ hw_config->name = "SoundScape";
- hw_config->irq *= -1; /* Negative value signals IRQ sharing */
- attach_mpu401(hw_config);
- hw_config->irq *= -1; /* Restore it */
-
- if (hw_config->slots[1] != -1) /* The MPU driver installed itself */
- {
- sscape_mididev = hw_config->slots[1];
- midi_devs[hw_config->slots[1]]->coproc = &sscape_coproc_operations;
- }
+ hw_config->irq *= -1; /* Negative value signals IRQ sharing */
+ attach_mpu401(hw_config);
+ hw_config->irq *= -1; /* Restore it */
+
+ if (hw_config->slots[1] != -1) /* The MPU driver installed itself */
+ {
+ sscape_mididev = hw_config->slots[1];
+ midi_devs[hw_config->slots[1]]->coproc = &sscape_coproc_operations;
}
#endif
-
sscape_write(devc, GA_INTENA_REG, 0x80); /* Master IRQ enable */
devc->ok = 1;
devc->failed = 0;
-
}
-static int
-detect_ga(sscape_info * devc)
+static int detect_ga(sscape_info * devc)
{
- unsigned char save;
+ unsigned char save;
DDB(printk("Entered Soundscape detect_ga(%x)\n", devc->base));
@@ -758,54 +716,54 @@
return 0;
/*
- * First check that the address register of "ODIE" is
- * there and that it has exactly 4 writable bits.
- * First 4 bits
+ * First check that the address register of "ODIE" is
+ * there and that it has exactly 4 writable bits.
+ * First 4 bits
*/
+
if ((save = inb(PORT(ODIE_ADDR))) & 0xf0)
- {
- DDB(printk("soundscape: Detect error A\n"));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error A\n"));
+ return 0;
+ }
outb((0x00), PORT(ODIE_ADDR));
if (inb(PORT(ODIE_ADDR)) != 0x00)
- {
- DDB(printk("soundscape: Detect error B\n"));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error B\n"));
+ return 0;
+ }
outb((0xff), PORT(ODIE_ADDR));
if (inb(PORT(ODIE_ADDR)) != 0x0f)
- {
- DDB(printk("soundscape: Detect error C\n"));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error C\n"));
+ return 0;
+ }
outb((save), PORT(ODIE_ADDR));
/*
- * Now verify that some indirect registers return zero on some bits.
- * This may break the driver with some future revisions of "ODIE" but...
+ * Now verify that some indirect registers return zero on some bits.
+ * This may break the driver with some future revisions of "ODIE" but...
*/
if (sscape_read(devc, 0) & 0x0c)
- {
- DDB(printk("soundscape: Detect error D (%x)\n", sscape_read(devc, 0)));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error D (%x)\n", sscape_read(devc, 0)));
+ return 0;
+ }
if (sscape_read(devc, 1) & 0x0f)
- {
- DDB(printk("soundscape: Detect error E\n"));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error E\n"));
+ return 0;
+ }
if (sscape_read(devc, 5) & 0x0f)
- {
- DDB(printk("soundscape: Detect error F\n"));
- return 0;
- }
+ {
+ DDB(printk("soundscape: Detect error F\n"));
+ return 0;
+ }
return 1;
}
-int
-probe_sscape(struct address_info *hw_config)
+int probe_sscape(struct address_info *hw_config)
{
if (sscape_detected != 0 && sscape_detected != hw_config->io_base)
@@ -818,110 +776,110 @@
#ifdef SSCAPE_DEBUG1
/*
- * Temporary debugging aid. Print contents of the registers before
- * changing them.
+ * Temporary debugging aid. Print contents of the registers before
+ * changing them.
*/
{
- int i;
+ int i;
for (i = 0; i < 13; i++)
printk("I%d = %02x (old value)\n", i, sscape_read(devc, i));
}
#endif
-
-
devc->failed = 1;
if (!detect_ga(devc))
return 0;
if (old_hardware) /* Check that it's really an old Spea/Reveal card. */
- {
- unsigned char tmp;
- int cc;
-
- if (!((tmp = sscape_read(devc, GA_HMCTL_REG)) & 0xc0))
- {
- sscape_write(devc, GA_HMCTL_REG, tmp | 0x80);
- for (cc = 0; cc < 200000; ++cc)
- inb(devc->base + ODIE_ADDR);
- }
- }
- sscape_detected = hw_config->io_base;
+ {
+ unsigned char tmp;
+ int cc;
+ if (!((tmp = sscape_read(devc, GA_HMCTL_REG)) & 0xc0))
+ {
+ sscape_write(devc, GA_HMCTL_REG, tmp | 0x80);
+ for (cc = 0; cc < 200000; ++cc)
+ inb(devc->base + ODIE_ADDR);
+ }
+ }
+ sscape_detected = hw_config->io_base;
return 1;
}
-int
-probe_ss_ms_sound(struct address_info *hw_config)
+int probe_ss_ms_sound(struct address_info *hw_config)
{
- int i, irq_bits = 0xff;
- int ad_flags = 0;
+ int i, irq_bits = 0xff;
+ int ad_flags = 0;
if (devc->failed)
- {
- printk("Soundscape: Card not detected\n");
+ {
+ printk(KERN_ERR "soundscape: Card not detected\n");
return 0;
- }
+ }
if (devc->ok == 0)
- {
- printk("SoundScape: Invalid initialization order.\n");
- return 0;
- }
+ {
+ printk(KERN_ERR "soundscape: Invalid initialization order.\n");
+ return 0;
+ }
for (i = 0; i < sizeof(valid_interrupts); i++)
+ {
if (hw_config->irq == valid_interrupts[i])
- {
- irq_bits = i;
- break;
- }
+ {
+ irq_bits = i;
+ break;
+ }
+ }
if (hw_config->irq > 15 || irq_bits == 0xff)
- {
- printk("SoundScape: Invalid MSS IRQ%d\n", hw_config->irq);
- return 0;
- }
+ {
+ printk(KERN_ERR "soundscape: Invalid MSS IRQ%d\n", hw_config->irq);
+ return 0;
+ }
if (old_hardware)
ad_flags = 0x12345677; /* Tell that we may have a CS4248 chip (Spea-V7 Media FX) */
return ad1848_detect(hw_config->io_base, &ad_flags, hw_config->osp);
}
-void
-attach_ss_ms_sound(struct address_info *hw_config)
+void attach_ss_ms_sound(struct address_info *hw_config)
{
/*
- * This routine configures the SoundScape card for use with the
- * Win Sound System driver. The AD1848 codec interface uses the CD-ROM
- * config registers of the "ODIE".
+ * This routine configures the SoundScape card for use with the
+ * Win Sound System driver. The AD1848 codec interface uses the CD-ROM
+ * config registers of the "ODIE".
*/
- int i, irq_bits = 0xff;
+ int i, irq_bits = 0xff;
hw_config->dma = devc->dma; /* Share the DMA with the ODIE/OPUS chip */
/*
* Setup the DMA polarity.
*/
+
sscape_write(devc, GA_DMACFG_REG, 0x50);
/*
- * Take the gate-array off of the DMA channel.
+ * Take the gate-array off of the DMA channel.
*/
+
sscape_write(devc, GA_DMAB_REG, 0x20);
/*
- * Init the AD1848 (CD-ROM) config reg.
+ * Init the AD1848 (CD-ROM) config reg.
*/
for (i = 0; i < sizeof(valid_interrupts); i++)
+ {
if (hw_config->irq == valid_interrupts[i])
- {
- irq_bits = i;
- break;
- }
- sscape_write(devc, GA_CDCFG_REG, 0x89 | (hw_config->dma << 4) |
- (irq_bits << 1));
+ {
+ irq_bits = i;
+ break;
+ }
+ }
+ sscape_write(devc, GA_CDCFG_REG, 0x89 | (hw_config->dma << 4) | (irq_bits << 1));
if (hw_config->irq == devc->irq)
- printk("SoundScape: Warning! The WSS mode can't share IRQ with MIDI\n");
+ printk(KERN_WARNING "soundscape: Warning! The WSS mode can't share IRQ with MIDI\n");
hw_config->slots[0] = ad1848_init("SoundScape", hw_config->io_base,
hw_config->irq,
@@ -931,21 +889,21 @@
devc->osp);
if (hw_config->slots[0] != -1) /* The AD1848 driver installed itself */
- {
- audio_devs[hw_config->slots[0]]->coproc = &sscape_coproc_operations;
- devc->codec_audiodev = hw_config->slots[0];
- devc->my_audiodev = hw_config->slots[0];
-
- /* Set proper routings here (what are they) */
- AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE);
- }
+ {
+ audio_devs[hw_config->slots[0]]->coproc = &sscape_coproc_operations;
+ devc->codec_audiodev = hw_config->slots[0];
+ devc->my_audiodev = hw_config->slots[0];
+
+ /* Set proper routings here (what are they) */
+ AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE);
+ }
#ifdef SSCAPE_DEBUG5
/*
- * Temporary debugging aid. Print contents of the registers
- * after the AD1848 device has been initialized.
+ * Temporary debugging aid. Print contents of the registers
+ * after the AD1848 device has been initialized.
*/
{
- int i;
+ int i;
for (i = 0; i < 13; i++)
printk("I%d = %02x\n", i, sscape_read(devc, i));
@@ -954,8 +912,7 @@
}
-void
-unload_sscape(struct address_info *hw_config)
+void unload_sscape(struct address_info *hw_config)
{
release_region(devc->base + 2, 6);
#if defined(CONFIG_MPU_EMU) && defined(CONFIG_MIDI)
@@ -963,8 +920,7 @@
#endif
}
-void
-unload_ss_ms_sound(struct address_info *hw_config)
+void unload_ss_ms_sound(struct address_info *hw_config)
{
ad1848_unload(hw_config->io_base,
hw_config->irq,
@@ -983,11 +939,14 @@
int mpu_irq = -1;
int mpu_io = -1;
+int spea = -1;
+
static int mss = 0;
MODULE_PARM(dma, "i");
MODULE_PARM(irq, "i");
MODULE_PARM(io, "i");
+MODULE_PARM(spea, "i"); /* spea=0/1 set the old_hardware */
MODULE_PARM(mpu_irq, "i");
MODULE_PARM(mpu_io, "i");
MODULE_PARM(mss, "i");
@@ -995,18 +954,17 @@
struct address_info config;
struct address_info mpu_config;
-int
-init_module(void)
+int init_module(void)
{
- printk("Soundscape driver Copyright (C) by Hannu Savolainen 1993-1996\n");
+ printk(KERN_INFO "Soundscape driver Copyright (C) by Hannu Savolainen 1993-1996\n");
if (dma == -1 || irq == -1 || io == -1)
{
- printk("DMA, IRQ, and IO port must be specified.\n");
- return -EINVAL;
+ printk(KERN_ERR "DMA, IRQ, and IO port must be specified.\n");
+ return -EINVAL;
}
if (mpu_irq == -1 && mpu_io != -1)
{
- printk("MPU_IRQ must be specified if MPU_IO is set.\n");
+ printk(KERN_ERR "MPU_IRQ must be specified if MPU_IO is set.\n");
return -EINVAL;
}
config.irq = irq;
@@ -1016,6 +974,12 @@
mpu_config.irq = mpu_irq;
mpu_config.io_base = mpu_io;
+ if(spea != -1)
+ {
+ old_hardware = spea;
+ printk(KERN_INFO "Forcing %s hardware support.\n",
+ spea?"new":"old");
+ }
if (probe_sscape(&mpu_config) == 0)
return -ENODEV;
@@ -1029,8 +993,7 @@
return 0;
}
-void
-cleanup_module(void)
+void cleanup_module(void)
{
if (mss)
unload_ss_ms_sound(&config);
@@ -1039,5 +1002,4 @@
}
#endif
-
#endif
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen, slshen@lbl.gov