1 /* 2 * sound/adlib_card.c 3 * 4 * Detection routine for the AdLib card. 5 * 6 * Copyright by Hannu Savolainen 1993 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are 10 * met: 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 2. 12 * Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 */ 29 30 #include "sound_config.h" 31 32 #if defined(CONFIGURE_SOUNDCARD) && !defined(EXCLUDE_YM3812) 33 34 long 35 attach_adlib_card (long mem_start, struct address_info *hw_config) /* */ 36 { 37 38 if (opl3_detect (hw_config->io_base, hw_config->osp)) 39 { 40 mem_start = opl3_init (mem_start, hw_config->io_base, hw_config->osp); 41 request_region (hw_config->io_base, 4, "OPL3/OPL2"); 42 } 43 return mem_start; 44 } 45 46 int 47 probe_adlib (struct address_info *hw_config) /* */ 48 { 49 50 if (check_region (hw_config->io_base, 4)) 51 { 52 printk ("\n\nopl3.c: I/O port %x already in use\n\n", hw_config->io_base); 53 return 0; 54 } 55 56 return opl3_detect (hw_config->io_base, hw_config->osp); 57 } 58 59 void 60 unload_adlib (struct address_info *hw_config) /* */ 61 { 62 release_region (hw_config->io_base, 4); 63 } 64 65 #endif