44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
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/*
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* Copyright © 2006 Daniel Stone
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and that
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* both that this copyright notice and this permission notice appear in
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* supporting electronic documentation.
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR AUTHORS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Author: Daniel Stone <daniel@fooishbar.org>
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <sys/ioctl.h>
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#include <linux/kd.h>
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#include "xf86.h"
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#include "xf86Priv.h"
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_X_EXPORT void
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xf86OSRingBell(int loudness, int pitch, int duration)
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{
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if (xf86Info.consoleFd == -1 || !pitch || !loudness)
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return;
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ioctl(xf86Info.consoleFd, KDMKTONE,
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((1193190 / pitch) & 0xffff) |
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(((unsigned long)duration * loudness / 50) << 16));
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}
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