diff options
Diffstat (limited to 'sys/i386/isa/sound/gus_card.c')
| -rw-r--r-- | sys/i386/isa/sound/gus_card.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/sys/i386/isa/sound/gus_card.c b/sys/i386/isa/sound/gus_card.c deleted file mode 100644 index 7dac1bd..0000000 --- a/sys/i386/isa/sound/gus_card.c +++ /dev/null @@ -1,188 +0,0 @@ -/* - * sound/gus_card.c - * - * Detection routine for the Gravis Ultrasound. - * - * Copyright by Hannu Savolainen 1993 - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. 2. - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR - * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -#include <i386/isa/sound/sound_config.h> - -#if defined(CONFIG_GUS) - -#include <i386/isa/sound/gus_hw.h> -#include <i386/isa/sound/iwdefs.h> - -int gus_base, gus_irq, gus_dma; -extern int gus_wave_volume; -extern int gus_pcm_volume; -extern int have_gus_max; -extern int gus_timer_enabled; - -static sound_os_info *gus_osp; - -#ifndef NOGUSPNP -int IwaveOpen(char voices, char mode, struct address_info * hw); -#endif - -void -attach_gus_card(struct address_info * hw_config) -{ - int io_addr; - - gus_osp = hw_config->osp; - - snd_set_irq_handler(hw_config->irq, gusintr, hw_config->osp); - - if (gus_wave_detect(hw_config->io_base)) { - /* Try first the default */ - gus_wave_init(hw_config); - - /* 0x10c-> is MAX */ - - if (hw_config->dma2 != -1 && hw_config->dma2 != hw_config->dma) - if (0) - printf("gus_card.c: Can't allocate DMA channel2\n"); -#ifdef CONFIG_MIDI - gus_midi_init(); -#endif - return ; - } -#ifndef EXCLUDE_GUS_IODETECT - - /* - * Look at the possible base addresses (0x2X0, X=1, 2, 3, 4, 5, 6) - */ - - for (io_addr = 0x210; io_addr <= 0x260; io_addr += 0x10) - if ( (io_addr != hw_config->io_base) /* Already tested */ - && (gus_wave_detect(io_addr)) ) { - hw_config->io_base = io_addr; - - printf(" WARNING! GUS found at %x, config was %x ", - io_addr, hw_config->io_base); - gus_wave_init(hw_config); - /* 0x10c-> is MAX */ - if (hw_config->dma2 != -1 && hw_config->dma2 != hw_config->dma) - if (0) - printf("gus_card.c: Can't allocate DMA channel2\n"); -#ifdef CONFIG_MIDI - gus_midi_init(); -#endif - return ; - } -#endif -} - -int -probe_gus(struct address_info * hw_config) -{ - int io_addr; - - gus_osp = hw_config->osp; -#ifndef NOGUSPNP - IwaveOpen((char) 32, (char) GUS_MODE, hw_config); -#endif - if (gus_wave_detect(hw_config->io_base)) - return 1; - printf("oops I didnt find gus \n"); -#undef EXCLUDE_GUS_IODETECT -#ifndef EXCLUDE_GUS_IODETECT - - /* - * Look at the possible base addresses (0x2X0, X=1, 2, 3, 4, 5, 6) - */ - for (io_addr = 0x210; io_addr <= 0x260; io_addr += 0x10) - if ( (io_addr != hw_config->io_base) /* Already tested */ - && (gus_wave_detect(io_addr)) ) { - hw_config->io_base = io_addr; - return 1; - } -#endif - - return 0; -} - -void -gusintr(int irq) -{ - u_char src; - -#ifdef CONFIG_GUSMAX - if (have_gus_max) - ad1848_interrupt(irq); -#endif - - for (;;) { - if (!(src = inb(u_IrqStatus))) - return; - - if (src & DMA_TC_IRQ) - guswave_dma_irq(); -#ifdef CONFIG_MIDI - if (src & (MIDI_TX_IRQ | MIDI_RX_IRQ)) - gus_midi_interrupt(0); -#endif - if (src & (GF1_TIMER1_IRQ | GF1_TIMER2_IRQ)) { -#ifdef CONFIG_SEQUENCER - if (gus_timer_enabled) - sound_timer_interrupt(); - gus_write8(0x45, 0); /* Ack IRQ */ - gus_timer_command(4, 0x80); /* Reset IRQ flags */ -#else - gus_write8(0x45, 0); /* Stop timers */ -#endif - } - if (src & (WAVETABLE_IRQ | ENVELOPE_IRQ)) - gus_voice_irq(); - } -} - -#endif - -/* - * Some extra code for the 16 bit sampling option - */ -#if defined(CONFIG_GUS16) - -int -probe_gus_db16(struct address_info * hw_config) -{ - return ad1848_detect(hw_config->io_base, NULL, hw_config->osp); -} - -void -attach_gus_db16(struct address_info * hw_config) -{ - gus_pcm_volume = 100; - gus_wave_volume = 90; - - ad1848_init("GUS 16 bit sampling", hw_config->io_base, - hw_config->irq, - hw_config->dma, - hw_config->dma, 0, - hw_config->osp); -} - -#endif |
