diff options
Diffstat (limited to 'sound/oss/pas2_card.c')
-rw-r--r-- | sound/oss/pas2_card.c | 458 |
1 files changed, 0 insertions, 458 deletions
diff --git a/sound/oss/pas2_card.c b/sound/oss/pas2_card.c deleted file mode 100644 index 769fca692d2a..000000000000 --- a/sound/oss/pas2_card.c +++ /dev/null @@ -1,458 +0,0 @@ -/* - * sound/oss/pas2_card.c - * - * Detection routine for the Pro Audio Spectrum cards. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include "sound_config.h" - -#include "pas2.h" -#include "sb.h" - -static unsigned char dma_bits[] = { - 4, 1, 2, 3, 0, 5, 6, 7 -}; - -static unsigned char irq_bits[] = { - 0, 0, 1, 2, 3, 4, 5, 6, 0, 1, 7, 8, 9, 0, 10, 11 -}; - -static unsigned char sb_irq_bits[] = { - 0x00, 0x00, 0x08, 0x10, 0x00, 0x18, 0x00, 0x20, - 0x00, 0x08, 0x28, 0x30, 0x38, 0, 0 -}; - -static unsigned char sb_dma_bits[] = { - 0x00, 0x40, 0x80, 0xC0, 0, 0, 0, 0 -}; - -/* - * The Address Translation code is used to convert I/O register addresses to - * be relative to the given base -register - */ - -int pas_translate_code = 0; -static int pas_intr_mask; -static int pas_irq; -static int pas_sb_base; -DEFINE_SPINLOCK(pas_lock); -#ifndef CONFIG_PAS_JOYSTICK -static bool joystick; -#else -static bool joystick = 1; -#endif -#ifdef SYMPHONY_PAS -static bool symphony = 1; -#else -static bool symphony; -#endif -#ifdef BROKEN_BUS_CLOCK -static bool broken_bus_clock = 1; -#else -static bool broken_bus_clock; -#endif - -static struct address_info cfg; -static struct address_info cfg2; - -char pas_model = 0; -static char *pas_model_names[] = { - "", - "Pro AudioSpectrum+", - "CDPC", - "Pro AudioSpectrum 16", - "Pro AudioSpectrum 16D" -}; - -/* - * pas_read() and pas_write() are equivalents of inb and outb - * These routines perform the I/O address translation required - * to support other than the default base address - */ - -unsigned char pas_read(int ioaddr) -{ - return inb(ioaddr + pas_translate_code); -} - -void pas_write(unsigned char data, int ioaddr) -{ - outb((data), ioaddr + pas_translate_code); -} - -/******************* Begin of the Interrupt Handler ********************/ - -static irqreturn_t pasintr(int irq, void *dev_id) -{ - int status; - - status = pas_read(0x0B89); - pas_write(status, 0x0B89); /* Clear interrupt */ - - if (status & 0x08) - { - pas_pcm_interrupt(status, 1); - status &= ~0x08; - } - if (status & 0x10) - { - pas_midi_interrupt(); - status &= ~0x10; - } - return IRQ_HANDLED; -} - -int pas_set_intr(int mask) -{ - if (!mask) - return 0; - - pas_intr_mask |= mask; - - pas_write(pas_intr_mask, 0x0B8B); - return 0; -} - -int pas_remove_intr(int mask) -{ - if (!mask) - return 0; - - pas_intr_mask &= ~mask; - pas_write(pas_intr_mask, 0x0B8B); - - return 0; -} - -/******************* End of the Interrupt handler **********************/ - -/******************* Begin of the Initialization Code ******************/ - -static int __init config_pas_hw(struct address_info *hw_config) -{ - char ok = 1; - unsigned int_ptrs; /* scsi/sound interrupt pointers */ - - pas_irq = hw_config->irq; - - pas_write(0x00, 0x0B8B); - pas_write(0x36, 0x138B); - pas_write(0x36, 0x1388); - pas_write(0, 0x1388); - pas_write(0x74, 0x138B); - pas_write(0x74, 0x1389); - pas_write(0, 0x1389); - - pas_write(0x80 | 0x40 | 0x20 | 1, 0x0B8A); - pas_write(0x80 | 0x20 | 0x10 | 0x08 | 0x01, 0xF8A); - pas_write(0x01 | 0x02 | 0x04 | 0x10 /* - * | - * 0x80 - */ , 0xB88); - - pas_write(0x80 | (joystick ? 0x40 : 0), 0xF388); - - if (pas_irq < 0 || pas_irq > 15) - { - printk(KERN_ERR "PAS16: Invalid IRQ %d", pas_irq); - hw_config->irq=-1; - ok = 0; - } - else - { - int_ptrs = pas_read(0xF38A); - int_ptrs = (int_ptrs & 0xf0) | irq_bits[pas_irq]; - pas_write(int_ptrs, 0xF38A); - if (!irq_bits[pas_irq]) - { - printk(KERN_ERR "PAS16: Invalid IRQ %d", pas_irq); - hw_config->irq=-1; - ok = 0; - } - else - { - if (request_irq(pas_irq, pasintr, 0, "PAS16",hw_config) < 0) { - printk(KERN_ERR "PAS16: Cannot allocate IRQ %d\n",pas_irq); - hw_config->irq=-1; - ok = 0; - } - } - } - - if (hw_config->dma < 0 || hw_config->dma > 7) - { - printk(KERN_ERR "PAS16: Invalid DMA selection %d", hw_config->dma); - hw_config->dma=-1; - ok = 0; - } - else - { - pas_write(dma_bits[hw_config->dma], 0xF389); - if (!dma_bits[hw_config->dma]) - { - printk(KERN_ERR "PAS16: Invalid DMA selection %d", hw_config->dma); - hw_config->dma=-1; - ok = 0; - } - else - { - if (sound_alloc_dma(hw_config->dma, "PAS16")) - { - printk(KERN_ERR "pas2_card.c: Can't allocate DMA channel\n"); - hw_config->dma=-1; - ok = 0; - } - } - } - - /* - * This fixes the timing problems of the PAS due to the Symphony chipset - * as per Media Vision. Only define this if your PAS doesn't work correctly. - */ - - if(symphony) - { - outb((0x05), 0xa8); - outb((0x60), 0xa9); - } - - if(broken_bus_clock) - pas_write(0x01 | 0x10 | 0x20 | 0x04, 0x8388); - else - /* - * pas_write(0x01, 0x8388); - */ - pas_write(0x01 | 0x10 | 0x20, 0x8388); - - pas_write(0x18, 0x838A); /* ??? */ - pas_write(0x20 | 0x01, 0x0B8A); /* Mute off, filter = 17.897 kHz */ - pas_write(8, 0xBF8A); - - mix_write(0x80 | 5, 0x078B); - mix_write(5, 0x078B); - - { - struct address_info *sb_config; - - sb_config = &cfg2; - if (sb_config->io_base) - { - unsigned char irq_dma; - - /* - * Turn on Sound Blaster compatibility - * bit 1 = SB emulation - * bit 0 = MPU401 emulation (CDPC only :-( ) - */ - - pas_write(0x02, 0xF788); - - /* - * "Emulation address" - */ - - pas_write((sb_config->io_base >> 4) & 0x0f, 0xF789); - pas_sb_base = sb_config->io_base; - - if (!sb_dma_bits[sb_config->dma]) - printk(KERN_ERR "PAS16 Warning: Invalid SB DMA %d\n\n", sb_config->dma); - - if (!sb_irq_bits[sb_config->irq]) - printk(KERN_ERR "PAS16 Warning: Invalid SB IRQ %d\n\n", sb_config->irq); - - irq_dma = sb_dma_bits[sb_config->dma] | - sb_irq_bits[sb_config->irq]; - - pas_write(irq_dma, 0xFB8A); - } - else - pas_write(0x00, 0xF788); - } - - if (!ok) - printk(KERN_WARNING "PAS16: Driver not enabled\n"); - - return ok; -} - -static int __init detect_pas_hw(struct address_info *hw_config) -{ - unsigned char board_id, foo; - - /* - * WARNING: Setting an option like W:1 or so that disables warm boot reset - * of the card will screw up this detect code something fierce. Adding code - * to handle this means possibly interfering with other cards on the bus if - * you have something on base port 0x388. SO be forewarned. - */ - - outb((0xBC), 0x9A01); /* Activate first board */ - outb((hw_config->io_base >> 2), 0x9A01); /* Set base address */ - pas_translate_code = hw_config->io_base - 0x388; - pas_write(1, 0xBF88); /* Select one wait states */ - - board_id = pas_read(0x0B8B); - - if (board_id == 0xff) - return 0; - - /* - * We probably have a PAS-series board, now check for a PAS16-series board - * by trying to change the board revision bits. PAS16-series hardware won't - * let you do this - the bits are read-only. - */ - - foo = board_id ^ 0xe0; - - pas_write(foo, 0x0B8B); - foo = pas_read(0x0B8B); - pas_write(board_id, 0x0B8B); - - if (board_id != foo) - return 0; - - pas_model = pas_read(0xFF88); - - return pas_model; -} - -static void __init attach_pas_card(struct address_info *hw_config) -{ - pas_irq = hw_config->irq; - - if (detect_pas_hw(hw_config)) - { - - if ((pas_model = pas_read(0xFF88))) - { - char temp[100]; - - if (pas_model < 0 || - pas_model >= ARRAY_SIZE(pas_model_names)) { - printk(KERN_ERR "pas2 unrecognized model.\n"); - return; - } - sprintf(temp, - "%s rev %d", pas_model_names[(int) pas_model], - pas_read(0x2789)); - conf_printf(temp, hw_config); - } - if (config_pas_hw(hw_config)) - { - pas_pcm_init(hw_config); - pas_midi_init(); - pas_init_mixer(); - } - } -} - -static inline int __init probe_pas(struct address_info *hw_config) -{ - return detect_pas_hw(hw_config); -} - -static void __exit unload_pas(struct address_info *hw_config) -{ - extern int pas_audiodev; - extern int pas2_mididev; - - if (hw_config->dma>0) - sound_free_dma(hw_config->dma); - if (hw_config->irq>0) - free_irq(hw_config->irq, hw_config); - - if(pas_audiodev!=-1) - sound_unload_mixerdev(audio_devs[pas_audiodev]->mixer_dev); - if(pas2_mididev!=-1) - sound_unload_mididev(pas2_mididev); - if(pas_audiodev!=-1) - sound_unload_audiodev(pas_audiodev); -} - -static int __initdata io = -1; -static int __initdata irq = -1; -static int __initdata dma = -1; -static int __initdata dma16 = -1; /* Set this for modules that need it */ - -static int __initdata sb_io = 0; -static int __initdata sb_irq = -1; -static int __initdata sb_dma = -1; -static int __initdata sb_dma16 = -1; - -module_param_hw(io, int, ioport, 0); -module_param_hw(irq, int, irq, 0); -module_param_hw(dma, int, dma, 0); -module_param_hw(dma16, int, dma, 0); - -module_param_hw(sb_io, int, ioport, 0); -module_param_hw(sb_irq, int, irq, 0); -module_param_hw(sb_dma, int, dma, 0); -module_param_hw(sb_dma16, int, dma, 0); - -module_param(joystick, bool, 0); -module_param(symphony, bool, 0); -module_param(broken_bus_clock, bool, 0); - -MODULE_LICENSE("GPL"); - -static int __init init_pas2(void) -{ - printk(KERN_INFO "Pro Audio Spectrum driver Copyright (C) by Hannu Savolainen 1993-1996\n"); - - cfg.io_base = io; - cfg.irq = irq; - cfg.dma = dma; - cfg.dma2 = dma16; - - cfg2.io_base = sb_io; - cfg2.irq = sb_irq; - cfg2.dma = sb_dma; - cfg2.dma2 = sb_dma16; - - 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 (!probe_pas(&cfg)) - return -ENODEV; - attach_pas_card(&cfg); - - return 0; -} - -static void __exit cleanup_pas2(void) -{ - unload_pas(&cfg); -} - -module_init(init_pas2); -module_exit(cleanup_pas2); - -#ifndef MODULE -static int __init setup_pas2(char *str) -{ - /* io, irq, dma, dma2, sb_io, sb_irq, sb_dma, sb_dma2 */ - int ints[9]; - - str = get_options(str, ARRAY_SIZE(ints), ints); - - io = ints[1]; - irq = ints[2]; - dma = ints[3]; - dma16 = ints[4]; - - sb_io = ints[5]; - sb_irq = ints[6]; - sb_dma = ints[7]; - sb_dma16 = ints[8]; - - return 1; -} - -__setup("pas2=", setup_pas2); -#endif |