diff options
Diffstat (limited to 'drivers/sound/sscape.c')
| -rw-r--r-- | drivers/sound/sscape.c | 1016 |
1 files changed, 474 insertions, 542 deletions
diff --git a/drivers/sound/sscape.c b/drivers/sound/sscape.c index befd924d0..8ea3e87f8 100644 --- a/drivers/sound/sscape.c +++ b/drivers/sound/sscape.c @@ -3,6 +3,7 @@ * * Low level driver for Ensoniq SoundScape */ + /* * Copyright (C) by Hannu Savolainen 1993-1997 * @@ -10,79 +11,87 @@ * 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> #include "sound_config.h" #include "soundmodule.h" -#if defined(CONFIG_SSCAPEHW) || defined(MODULE) +#if defined(CONFIG_SSCAPE) || defined(MODULE) #include "coproc.h" /* * 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 = { @@ -90,112 +99,111 @@ static struct sscape_info adev_info = { }; static struct sscape_info *devc = &adev_info; -static int sscape_mididev = -1; - -static struct wait_queue *sscape_sleeper = NULL; -static volatile struct snd_wait sscape_sleep_flag = { - 0 -}; +static int sscape_mididev = -1; /* 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 void sleep(unsigned howlong) +{ + current->timeout = jiffies + 1; + current->state = TASK_INTERRUPTIBLE; + schedule(); + current->timeout = 0; +} + 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--) @@ -203,22 +211,19 @@ host_read(struct sscape_info *devc) 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); @@ -226,61 +231,49 @@ host_command2(struct sscape_info *devc, int cmd, int parm1) 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 */ @@ -293,49 +286,44 @@ do_dma(struct sscape_info *devc, int dma_chan, unsigned long buf, int blk_size, 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; - } - sscape_sleep_flag.opts = WK_NONE; + { + set_mt32(devc, 0); + if (!verify_mpu(devc)) + return -EIO; + } 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; @@ -343,69 +331,66 @@ sscape_coproc_close(void *dev_info, int sub_device) save_flags(flags); cli(); if (devc->dma_allocated) - { - sscape_write(devc, GA_DMAA_REG, 0x20); /* DMA channel disabled */ - devc->dma_allocated = 0; - } - sscape_sleep_flag.opts = WK_NONE; + { + sscape_write(devc, GA_DMAA_REG, 0x20); /* DMA channel disabled */ + devc->dma_allocated = 0; + } 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); - - sscape_write(devc, GA_HMCTL_REG, + { + /* + * 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); + + 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); @@ -413,193 +398,141 @@ sscape_download_boot(struct sscape_info *devc, unsigned char *block, int size, i /* * 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; + + if (HZ / 50) + sleep(HZ / 50); + 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; + + sleep(1); + 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) + { + sleep(1); + 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; } -static int -sscape_coproc_ioctl(void *dev_info, unsigned int cmd, caddr_t arg, int local) +static int sscape_coproc_ioctl(void *dev_info, unsigned int cmd, caddr_t arg, int local) { + copr_buffer *buf; + int err; - switch (cmd) - { - case SNDCTL_COPR_RESET: - sscape_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; - - default: - return -EINVAL; - } - + 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 err; + + default: + return -EINVAL; + } } static coproc_operations sscape_coproc_operations = @@ -612,25 +545,23 @@ static coproc_operations sscape_coproc_operations = &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, \ @@ -649,76 +580,78 @@ attach_sscape(struct address_info *hw_config) 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)); @@ -728,31 +661,26 @@ attach_sscape(struct address_info *hw_config) #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 */ + 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; - } + 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)); @@ -760,54 +688,54 @@ detect_ga(sscape_info * devc) 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) @@ -820,110 +748,110 @@ probe_sscape(struct address_info *hw_config) #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); - } - } + { + 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, @@ -933,21 +861,21 @@ attach_ss_ms_sound(struct address_info *hw_config) 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)); @@ -956,8 +884,7 @@ attach_ss_ms_sound(struct address_info *hw_config) } -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) @@ -965,8 +892,7 @@ unload_sscape(struct address_info *hw_config) #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, @@ -985,11 +911,14 @@ int io = -1; 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"); @@ -997,18 +926,17 @@ MODULE_PARM(mss, "i"); 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 "CONFIG_MPU_IRQ must be specified if CONFIG_MPU_IO is set.\n"); return -EINVAL; } config.irq = irq; @@ -1018,6 +946,12 @@ init_module(void) 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; @@ -1031,8 +965,7 @@ init_module(void) return 0; } -void -cleanup_module(void) +void cleanup_module(void) { if (mss) unload_ss_ms_sound(&config); @@ -1041,5 +974,4 @@ cleanup_module(void) } #endif - #endif |