resources/speaker.cpp

   1 /* Quarn OS
   2  *
   3  * Speaker
   4  *
   5  * Copyright (C) 2008-2009 Pawel Dziepak
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  */
  22
  23 #include "speaker.h"
  24 #include "arch/low/speaker.h"
  25 #include "libs/delegate.h"
  26 #include "manes/manec.h"
  27
  28 using namespace manes;
  29 using namespace resources;
  30
  31 void speaker::read(buffer &data) {
  32         return;
  33 }
  34
  35 void speaker::write(const buffer &data) {
  36         return;
  37 }
  38
  39 void speaker::write_dwords(const int *data, int count) {
  40         assert("speaker: attempt to read data from null pointer", data == 0);
  41
  42         for (int i = 0; i < count; i++) {
  43                 arch::speaker_change_freq(data[i]);
  44         }
  45 }
  46
  47 void speaker::set_ondatareceived(delegate<void>){}
  48
  49 bool speaker::init_device(p<did> iadr) {
  50         bool inited = true;
  51         return inited;
  52 }
  53
  54 void speaker::register_type() {
  55         manec::get()->register_type<speaker>("speaker", "isa");
  56 }