diff options
Diffstat (limited to 'sound/oss/maui.c')
-rw-r--r-- | sound/oss/maui.c | 478 |
1 files changed, 0 insertions, 478 deletions
diff --git a/sound/oss/maui.c b/sound/oss/maui.c deleted file mode 100644 index 317f225..0000000 --- a/sound/oss/maui.c +++ /dev/null @@ -1,478 +0,0 @@ -/* - * sound/oss/maui.c - * - * The low level driver for Turtle Beach Maui and Tropez. - * - * - * Copyright (C) by Hannu Savolainen 1993-1997 - * - * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) - * Version 2 (June 1991). See the "COPYING" file distributed with this software - * for more info. - * - * Changes: - * Alan Cox General clean up, use kernel IRQ - * system - * Christoph Hellwig Adapted to module_init/module_exit - * Bartlomiej Zolnierkiewicz - * Added __init to download_code() - * - * Status: - * Andrew J. Kroll Tested 06/01/1999 with: - * * OSWF.MOT File Version: 1.15 - * * OSWF.MOT File Dated: 09/12/94 - * * Older versions will cause problems. - */ - -#include <linux/interrupt.h> -#include <linux/config.h> -#include <linux/module.h> -#include <linux/init.h> - -#define USE_SEQ_MACROS -#define USE_SIMPLE_MACROS - -#include "sound_config.h" -#include "sound_firmware.h" - -#include "mpu401.h" - -static int maui_base = 0x330; - -static volatile int irq_ok; -static int *maui_osp; - -#define HOST_DATA_PORT (maui_base + 2) -#define HOST_STAT_PORT (maui_base + 3) -#define HOST_CTRL_PORT (maui_base + 3) - -#define STAT_TX_INTR 0x40 -#define STAT_TX_AVAIL 0x20 -#define STAT_TX_IENA 0x10 -#define STAT_RX_INTR 0x04 -#define STAT_RX_AVAIL 0x02 -#define STAT_RX_IENA 0x01 - -static int (*orig_load_patch)(int dev, int format, const char __user *addr, - int offs, int count, int pmgr_flag) = NULL; - -#include "maui_boot.h" - -static int maui_wait(int mask) -{ - int i; - - /* - * Perform a short initial wait without sleeping - */ - - for (i = 0; i < 100; i++) - if (inb(HOST_STAT_PORT) & mask) - return 1; - - /* - * Wait up to 15 seconds with sleeping - */ - - for (i = 0; i < 150; i++) { - if (inb(HOST_STAT_PORT) & mask) - return 1; - current->state = TASK_INTERRUPTIBLE; - schedule_timeout(HZ / 10); - if (signal_pending(current)) - return 0; - } - return 0; -} - -static int maui_read(void) -{ - if (maui_wait(STAT_RX_AVAIL)) - return inb(HOST_DATA_PORT); - return -1; -} - -static int maui_write(unsigned char data) -{ - if (maui_wait(STAT_TX_AVAIL)) { - outb((data), HOST_DATA_PORT); - return 1; - } - printk(KERN_WARNING "Maui: Write timeout\n"); - return 0; -} - -static irqreturn_t mauiintr(int irq, void *dev_id, struct pt_regs *dummy) -{ - irq_ok = 1; - return IRQ_HANDLED; -} - -static int __init download_code(void) -{ - int i, lines = 0; - int eol_seen = 0, done = 0; - int skip = 1; - - printk(KERN_INFO "Code download (%d bytes): ", maui_osLen); - - for (i = 0; i < maui_osLen; i++) { - if (maui_os[i] != '\r') { - if (!skip || (maui_os[i] == 'S' && (i == 0 || maui_os[i - 1] == '\n'))) { - skip = 0; - - if (maui_os[i] == '\n') - eol_seen = skip = 1; - else if (maui_os[i] == 'S') { - if (maui_os[i + 1] == '8') - done = 1; - if (!maui_write(0xF1)) - goto failure; - if (!maui_write('S')) - goto failure; - } else { - if (!maui_write(maui_os[i])) - goto failure; - } - - if (eol_seen) { - int c = 0; - int n; - - eol_seen = 0; - - for (n = 0; n < 2; n++) { - if (maui_wait(STAT_RX_AVAIL)) { - c = inb(HOST_DATA_PORT); - break; - } - } - if (c != 0x80) { - printk("Download not acknowledged\n"); - return 0; - } - else if (!(lines++ % 10)) - printk("."); - - if (done) { - printk("\n"); - printk(KERN_INFO "Download complete\n"); - return 1; - } - } - } - } - } - -failure: - printk("\n"); - printk(KERN_ERR "Download failed!!!\n"); - return 0; -} - -static int __init maui_init(int irq) -{ - unsigned char bits; - - switch (irq) { - case 9: - bits = 0x00; - break; - case 5: - bits = 0x08; - break; - case 12: - bits = 0x10; - break; - case 15: - bits = 0x18; - break; - - default: - printk(KERN_ERR "Maui: Invalid IRQ %d\n", irq); - return 0; - } - outb((0x00), HOST_CTRL_PORT); /* Reset */ - outb((bits), HOST_DATA_PORT); /* Set the IRQ bits */ - outb((bits | 0x80), HOST_DATA_PORT); /* Set the IRQ bits again? */ - outb((0x80), HOST_CTRL_PORT); /* Leave reset */ - outb((0x80), HOST_CTRL_PORT); /* Leave reset */ - outb((0xD0), HOST_CTRL_PORT); /* Cause interrupt */ - -#ifdef CONFIG_SMP - { - int i; - for (i = 0; i < 1000000 && !irq_ok; i++) - ; - if (!irq_ok) - return 0; - } -#endif - outb((0x80), HOST_CTRL_PORT); /* Leave reset */ - - printk(KERN_INFO "Turtle Beach Maui initialization\n"); - - if (!download_code()) - return 0; - - outb((0xE0), HOST_CTRL_PORT); /* Normal operation */ - - /* Select mpu401 mode */ - - maui_write(0xf0); - maui_write(1); - if (maui_read() != 0x80) { - maui_write(0xf0); - maui_write(1); - if (maui_read() != 0x80) - printk(KERN_ERR "Maui didn't acknowledge set HW mode command\n"); - } - printk(KERN_INFO "Maui initialized OK\n"); - return 1; -} - -static int maui_short_wait(int mask) { - int i; - - for (i = 0; i < 1000; i++) { - if (inb(HOST_STAT_PORT) & mask) { - return 1; - } - } - return 0; -} - -static int maui_load_patch(int dev, int format, const char __user *addr, - int offs, int count, int pmgr_flag) -{ - - struct sysex_info header; - unsigned long left, src_offs; - int hdr_size = (unsigned long) &header.data[0] - (unsigned long) &header; - int i; - - if (format == SYSEX_PATCH) /* Handled by midi_synth.c */ - return orig_load_patch(dev, format, addr, offs, count, pmgr_flag); - - if (format != MAUI_PATCH) - { - printk(KERN_WARNING "Maui: Unknown patch format\n"); - } - if (count < hdr_size) { -/* printk("Maui error: Patch header too short\n");*/ - return -EINVAL; - } - count -= hdr_size; - - /* - * Copy the header from user space but ignore the first bytes which have - * been transferred already. - */ - - if(copy_from_user(&((char *) &header)[offs], &(addr)[offs], hdr_size - offs)) - return -EFAULT; - - if (count < header.len) { - printk(KERN_ERR "Maui warning: Host command record too short (%d<%d)\n", count, (int) header.len); - header.len = count; - } - left = header.len; - src_offs = 0; - - for (i = 0; i < left; i++) { - unsigned char data; - - if(get_user(*(unsigned char *) &data, (unsigned char __user *) &((addr)[hdr_size + i]))) - return -EFAULT; - if (i == 0 && !(data & 0x80)) - return -EINVAL; - - if (maui_write(data) == -1) - return -EIO; - } - - if ((i = maui_read()) != 0x80) { - if (i != -1) - printk("Maui: Error status %02x\n", i); - return -EIO; - } - return 0; -} - -static int __init probe_maui(struct address_info *hw_config) -{ - struct resource *ports; - int this_dev; - int i; - int tmp1, tmp2, ret; - - ports = request_region(hw_config->io_base, 2, "mpu401"); - if (!ports) - return 0; - - if (!request_region(hw_config->io_base + 2, 6, "Maui")) - goto out; - - maui_base = hw_config->io_base; - maui_osp = hw_config->osp; - - if (request_irq(hw_config->irq, mauiintr, 0, "Maui", NULL) < 0) - goto out2; - - /* - * Initialize the processor if necessary - */ - - if (maui_osLen > 0) { - if (!(inb(HOST_STAT_PORT) & STAT_TX_AVAIL) || - !maui_write(0x9F) || /* Report firmware version */ - !maui_short_wait(STAT_RX_AVAIL) || - maui_read() == -1 || maui_read() == -1) - if (!maui_init(hw_config->irq)) - goto out3; - } - if (!maui_write(0xCF)) /* Report hardware version */ { - printk(KERN_ERR "No WaveFront firmware detected (card uninitialized?)\n"); - goto out3; - } - if ((tmp1 = maui_read()) == -1 || (tmp2 = maui_read()) == -1) { - printk(KERN_ERR "No WaveFront firmware detected (card uninitialized?)\n"); - goto out3; - } - if (tmp1 == 0xff || tmp2 == 0xff) - goto out3; - printk(KERN_DEBUG "WaveFront hardware version %d.%d\n", tmp1, tmp2); - - if (!maui_write(0x9F)) /* Report firmware version */ - goto out3; - if ((tmp1 = maui_read()) == -1 || (tmp2 = maui_read()) == -1) - goto out3; - - printk(KERN_DEBUG "WaveFront firmware version %d.%d\n", tmp1, tmp2); - - if (!maui_write(0x85)) /* Report free DRAM */ - goto out3; - tmp1 = 0; - for (i = 0; i < 4; i++) { - tmp1 |= maui_read() << (7 * i); - } - printk(KERN_DEBUG "Available DRAM %dk\n", tmp1 / 1024); - - for (i = 0; i < 1000; i++) - if (probe_mpu401(hw_config, ports)) - break; - - ret = probe_mpu401(hw_config, ports); - if (!ret) - goto out3; - - conf_printf("Maui", hw_config); - - hw_config->irq *= -1; - hw_config->name = "Maui"; - attach_mpu401(hw_config, THIS_MODULE); - - if (hw_config->slots[1] != -1) /* The MPU401 driver installed itself */ { - struct synth_operations *synth; - - this_dev = hw_config->slots[1]; - - /* - * Intercept patch loading calls so that they can be handled - * by the Maui driver. - */ - - synth = midi_devs[this_dev]->converter; - if (synth != NULL) { - synth->id = "MAUI"; - orig_load_patch = synth->load_patch; - synth->load_patch = &maui_load_patch; - } else - printk(KERN_ERR "Maui: Can't install patch loader\n"); - } - return 1; - -out3: - free_irq(hw_config->irq, NULL); -out2: - release_region(hw_config->io_base + 2, 6); -out: - release_region(hw_config->io_base, 2); - return 0; -} - -static void __exit unload_maui(struct address_info *hw_config) -{ - int irq = hw_config->irq; - release_region(hw_config->io_base + 2, 6); - unload_mpu401(hw_config); - - if (irq < 0) - irq = -irq; - if (irq > 0) - free_irq(irq, NULL); -} - -static int fw_load; - -static struct address_info cfg; - -static int __initdata io = -1; -static int __initdata irq = -1; - -module_param(io, int, 0); -module_param(irq, int, 0); - -/* - * Install a Maui card. Needs mpu401 loaded already. - */ - -static int __init init_maui(void) -{ - printk(KERN_INFO "Turtle beach Maui and Tropez driver, Copyright (C) by Hannu Savolainen 1993-1996\n"); - - cfg.io_base = io; - cfg.irq = irq; - - if (cfg.io_base == -1 || cfg.irq == -1) { - printk(KERN_INFO "maui: irq and io must be set.\n"); - return -EINVAL; - } - - if (maui_os == NULL) { - fw_load = 1; - maui_osLen = mod_firmware_load("/etc/sound/oswf.mot", (char **) &maui_os); - } - if (probe_maui(&cfg) == 0) - return -ENODEV; - - return 0; -} - -static void __exit cleanup_maui(void) -{ - if (fw_load && maui_os) - vfree(maui_os); - unload_maui(&cfg); -} - -module_init(init_maui); -module_exit(cleanup_maui); - -#ifndef MODULE -static int __init setup_maui(char *str) -{ - /* io, irq */ - int ints[3]; - - str = get_options(str, ARRAY_SIZE(ints), ints); - - io = ints[1]; - irq = ints[2]; - - return 1; -} - -__setup("maui=", setup_maui); -#endif -MODULE_LICENSE("GPL"); |