diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/oss/trix.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/oss/trix.c | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/ANDROID_3.4.5/sound/oss/trix.c b/ANDROID_3.4.5/sound/oss/trix.c deleted file mode 100644 index 944e0c01..00000000 --- a/ANDROID_3.4.5/sound/oss/trix.c +++ /dev/null @@ -1,525 +0,0 @@ -/* - * sound/oss/trix.c - * - * Low level driver for the MediaTrix AudioTrix Pro - * (MT-0002-PC Control Chip) - * - * - * 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 Modularisation, cleanup. - * Christoph Hellwig Adapted to module_init/module_exit - * Arnaldo C. de Melo Got rid of attach_uart401 - */ - -#include <linux/init.h> -#include <linux/module.h> - -#include "sound_config.h" -#include "sb.h" -#include "sound_firmware.h" - -#include "ad1848.h" -#include "mpu401.h" - -#include "trix_boot.h" - -static int mpu; - -static bool joystick; - -static unsigned char trix_read(int addr) -{ - outb(((unsigned char) addr), 0x390); /* MT-0002-PC ASIC address */ - return inb(0x391); /* MT-0002-PC ASIC data */ -} - -static void trix_write(int addr, int data) -{ - outb(((unsigned char) addr), 0x390); /* MT-0002-PC ASIC address */ - outb(((unsigned char) data), 0x391); /* MT-0002-PC ASIC data */ -} - -static void download_boot(int base) -{ - int i = 0, n = trix_boot_len; - - if (trix_boot_len == 0) - return; - - trix_write(0xf8, 0x00); /* ??????? */ - outb((0x01), base + 6); /* Clear the internal data pointer */ - outb((0x00), base + 6); /* Restart */ - - /* - * Write the boot code to the RAM upload/download register. - * Each write increments the internal data pointer. - */ - outb((0x01), base + 6); /* Clear the internal data pointer */ - outb((0x1A), 0x390); /* Select RAM download/upload port */ - - for (i = 0; i < n; i++) - outb((trix_boot[i]), 0x391); - for (i = n; i < 10016; i++) /* Clear up to first 16 bytes of data RAM */ - outb((0x00), 0x391); - outb((0x00), base + 6); /* Reset */ - outb((0x50), 0x390); /* ?????? */ - -} - -static int trix_set_wss_port(struct address_info *hw_config) -{ - unsigned char addr_bits; - - if (trix_read(0x15) != 0x71) /* No ASIC signature */ - { - MDB(printk(KERN_ERR "No AudioTrix ASIC signature found\n")); - return 0; - } - - /* - * Reset some registers. - */ - - trix_write(0x13, 0); - trix_write(0x14, 0); - - /* - * Configure the ASIC to place the codec to the proper I/O location - */ - - switch (hw_config->io_base) - { - case 0x530: - addr_bits = 0; - break; - case 0x604: - addr_bits = 1; - break; - case 0xE80: - addr_bits = 2; - break; - case 0xF40: - addr_bits = 3; - break; - default: - return 0; - } - - trix_write(0x19, (trix_read(0x19) & 0x03) | addr_bits); - return 1; -} - -/* - * Probe and attach routines for the Windows Sound System mode of - * AudioTrix Pro - */ - -static int __init init_trix_wss(struct address_info *hw_config) -{ - static unsigned char dma_bits[4] = { - 1, 2, 0, 3 - }; - struct resource *ports; - int config_port = hw_config->io_base + 0; - int dma1 = hw_config->dma, dma2 = hw_config->dma2; - int old_num_mixers = num_mixers; - u8 config, bits; - int ret; - - switch(hw_config->irq) { - case 7: - bits = 8; - break; - case 9: - bits = 0x10; - break; - case 10: - bits = 0x18; - break; - case 11: - bits = 0x20; - break; - default: - printk(KERN_ERR "AudioTrix: Bad WSS IRQ %d\n", hw_config->irq); - return 0; - } - - switch (dma1) { - case 0: - case 1: - case 3: - break; - default: - printk(KERN_ERR "AudioTrix: Bad WSS DMA %d\n", dma1); - return 0; - } - - switch (dma2) { - case -1: - case 0: - case 1: - case 3: - break; - default: - printk(KERN_ERR "AudioTrix: Bad capture DMA %d\n", dma2); - return 0; - } - - /* - * Check if the IO port returns valid signature. The original MS Sound - * system returns 0x04 while some cards (AudioTrix Pro for example) - * return 0x00. - */ - ports = request_region(hw_config->io_base + 4, 4, "ad1848"); - if (!ports) { - printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base); - return 0; - } - - if (!request_region(hw_config->io_base, 4, "MSS config")) { - printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base); - release_region(hw_config->io_base + 4, 4); - return 0; - } - - if (!trix_set_wss_port(hw_config)) - goto fail; - - config = inb(hw_config->io_base + 3); - - if ((config & 0x3f) != 0x00) - { - MDB(printk(KERN_ERR "No MSS signature detected on port 0x%x\n", hw_config->io_base)); - goto fail; - } - - /* - * Check that DMA0 is not in use with a 8 bit board. - */ - - if (dma1 == 0 && config & 0x80) - { - printk(KERN_ERR "AudioTrix: Can't use DMA0 with a 8 bit card slot\n"); - goto fail; - } - if (hw_config->irq > 9 && config & 0x80) - { - printk(KERN_ERR "AudioTrix: Can't use IRQ%d with a 8 bit card slot\n", hw_config->irq); - goto fail; - } - - ret = ad1848_detect(ports, NULL, hw_config->osp); - if (!ret) - goto fail; - - if (joystick==1) - trix_write(0x15, 0x80); - - /* - * Set the IRQ and DMA addresses. - */ - - outb((bits | 0x40), config_port); - - if (dma2 == -1 || dma2 == dma1) - { - bits |= dma_bits[dma1]; - dma2 = dma1; - } - else - { - unsigned char tmp; - - tmp = trix_read(0x13) & ~30; - trix_write(0x13, tmp | 0x80 | (dma1 << 4)); - - tmp = trix_read(0x14) & ~30; - trix_write(0x14, tmp | 0x80 | (dma2 << 4)); - } - - outb((bits), config_port); /* Write IRQ+DMA setup */ - - hw_config->slots[0] = ad1848_init("AudioTrix Pro", ports, - hw_config->irq, - dma1, - dma2, - 0, - hw_config->osp, - THIS_MODULE); - - if (num_mixers > old_num_mixers) /* Mixer got installed */ - { - AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE); /* Line in */ - AD1848_REROUTE(SOUND_MIXER_LINE2, SOUND_MIXER_CD); - AD1848_REROUTE(SOUND_MIXER_LINE3, SOUND_MIXER_SYNTH); /* OPL4 */ - AD1848_REROUTE(SOUND_MIXER_SPEAKER, SOUND_MIXER_ALTPCM); /* SB */ - } - return 1; - -fail: - release_region(hw_config->io_base, 4); - release_region(hw_config->io_base + 4, 4); - return 0; -} - -static int __init probe_trix_sb(struct address_info *hw_config) -{ - - int tmp; - unsigned char conf; - extern int sb_be_quiet; - int old_quiet; - static signed char irq_translate[] = { - -1, -1, -1, 0, 1, 2, -1, 3 - }; - - if (trix_boot_len == 0) - return 0; /* No boot code -> no fun */ - - if ((hw_config->io_base & 0xffffff8f) != 0x200) - return 0; - - tmp = hw_config->irq; - if (tmp > 7) - return 0; - if (irq_translate[tmp] == -1) - return 0; - - tmp = hw_config->dma; - if (tmp != 1 && tmp != 3) - return 0; - - if (!request_region(hw_config->io_base, 16, "soundblaster")) { - printk(KERN_ERR "AudioTrix: SB I/O port conflict (%x)\n", hw_config->io_base); - return 0; - } - - conf = 0x84; /* DMA and IRQ enable */ - conf |= hw_config->io_base & 0x70; /* I/O address bits */ - conf |= irq_translate[hw_config->irq]; - if (hw_config->dma == 3) - conf |= 0x08; - trix_write(0x1b, conf); - - download_boot(hw_config->io_base); - - hw_config->name = "AudioTrix SB"; - if (!sb_dsp_detect(hw_config, 0, 0, NULL)) { - release_region(hw_config->io_base, 16); - return 0; - } - - hw_config->driver_use_1 = SB_NO_MIDI | SB_NO_MIXER | SB_NO_RECORDING; - - /* Prevent false alarms */ - old_quiet = sb_be_quiet; - sb_be_quiet = 1; - - sb_dsp_init(hw_config, THIS_MODULE); - - sb_be_quiet = old_quiet; - return 1; -} - -static int __init probe_trix_mpu(struct address_info *hw_config) -{ - unsigned char conf; - static int irq_bits[] = { - -1, -1, -1, 1, 2, 3, -1, 4, -1, 5 - }; - - if (hw_config->irq > 9) - { - printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq); - return 0; - } - if (irq_bits[hw_config->irq] == -1) - { - printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq); - return 0; - } - switch (hw_config->io_base) - { - case 0x330: - conf = 0x00; - break; - case 0x370: - conf = 0x04; - break; - case 0x3b0: - conf = 0x08; - break; - case 0x3f0: - conf = 0x0c; - break; - default: - return 0; /* Invalid port */ - } - - conf |= irq_bits[hw_config->irq] << 4; - trix_write(0x19, (trix_read(0x19) & 0x83) | conf); - hw_config->name = "AudioTrix Pro"; - return probe_uart401(hw_config, THIS_MODULE); -} - -static void __exit unload_trix_wss(struct address_info *hw_config) -{ - int dma2 = hw_config->dma2; - - if (dma2 == -1) - dma2 = hw_config->dma; - - release_region(0x390, 2); - release_region(hw_config->io_base, 4); - - ad1848_unload(hw_config->io_base + 4, - hw_config->irq, - hw_config->dma, - dma2, - 0); - sound_unload_audiodev(hw_config->slots[0]); -} - -static inline void __exit unload_trix_mpu(struct address_info *hw_config) -{ - unload_uart401(hw_config); -} - -static inline void __exit unload_trix_sb(struct address_info *hw_config) -{ - sb_dsp_unload(hw_config, mpu); -} - -static struct address_info cfg; -static struct address_info cfg2; -static struct address_info cfg_mpu; - -static int sb; -static int fw_load; - -static int __initdata io = -1; -static int __initdata irq = -1; -static int __initdata dma = -1; -static int __initdata dma2 = -1; /* Set this for modules that need it */ -static int __initdata sb_io = -1; -static int __initdata sb_dma = -1; -static int __initdata sb_irq = -1; -static int __initdata mpu_io = -1; -static int __initdata mpu_irq = -1; - -module_param(io, int, 0); -module_param(irq, int, 0); -module_param(dma, int, 0); -module_param(dma2, int, 0); -module_param(sb_io, int, 0); -module_param(sb_dma, int, 0); -module_param(sb_irq, int, 0); -module_param(mpu_io, int, 0); -module_param(mpu_irq, int, 0); -module_param(joystick, bool, 0); - -static int __init init_trix(void) -{ - printk(KERN_INFO "MediaTrix audio driver Copyright (C) by Hannu Savolainen 1993-1996\n"); - - cfg.io_base = io; - cfg.irq = irq; - cfg.dma = dma; - cfg.dma2 = dma2; - - cfg2.io_base = sb_io; - cfg2.irq = sb_irq; - cfg2.dma = sb_dma; - - cfg_mpu.io_base = mpu_io; - cfg_mpu.irq = mpu_irq; - - if (cfg.io_base == -1 || cfg.dma == -1 || cfg.irq == -1) { - printk(KERN_INFO "I/O, IRQ, DMA and type are mandatory\n"); - return -EINVAL; - } - - if (cfg2.io_base != -1 && (cfg2.irq == -1 || cfg2.dma == -1)) { - printk(KERN_INFO "CONFIG_SB_IRQ and CONFIG_SB_DMA must be specified if SB_IO is set.\n"); - return -EINVAL; - } - if (cfg_mpu.io_base != -1 && cfg_mpu.irq == -1) { - printk(KERN_INFO "CONFIG_MPU_IRQ must be specified if MPU_IO is set.\n"); - return -EINVAL; - } - if (!trix_boot) - { - fw_load = 1; - trix_boot_len = mod_firmware_load("/etc/sound/trxpro.bin", - (char **) &trix_boot); - } - - if (!request_region(0x390, 2, "AudioTrix")) { - printk(KERN_ERR "AudioTrix: Config port I/O conflict\n"); - return -ENODEV; - } - - if (!init_trix_wss(&cfg)) { - release_region(0x390, 2); - return -ENODEV; - } - - /* - * We must attach in the right order to get the firmware - * loaded up in time. - */ - - if (cfg2.io_base != -1) { - sb = probe_trix_sb(&cfg2); - } - - if (cfg_mpu.io_base != -1) - mpu = probe_trix_mpu(&cfg_mpu); - - return 0; -} - -static void __exit cleanup_trix(void) -{ - if (fw_load && trix_boot) - vfree(trix_boot); - if (sb) - unload_trix_sb(&cfg2); - if (mpu) - unload_trix_mpu(&cfg_mpu); - unload_trix_wss(&cfg); -} - -module_init(init_trix); -module_exit(cleanup_trix); - -#ifndef MODULE -static int __init setup_trix (char *str) -{ - /* io, irq, dma, dma2, sb_io, sb_irq, sb_dma, mpu_io, mpu_irq */ - int ints[9]; - - str = get_options(str, ARRAY_SIZE(ints), ints); - - io = ints[1]; - irq = ints[2]; - dma = ints[3]; - dma2 = ints[4]; - sb_io = ints[5]; - sb_irq = ints[6]; - sb_dma = ints[6]; - mpu_io = ints[7]; - mpu_irq = ints[8]; - - return 1; -} - -__setup("trix=", setup_trix); -#endif -MODULE_LICENSE("GPL"); |