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121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* 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 OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "hw/qdev-core.h"
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#include "monitor/qdev.h"
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#include "qemu/error-report.h"
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#include "qapi/error.h"
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#include "hw/qdev-properties.h"
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#include "hw/audio/model.h"
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struct audio_model {
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const char *name;
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const char *descr;
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const char *typename;
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void (*init)(const char *audiodev);
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};
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static struct audio_model audio_models[9];
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static int audio_models_count;
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void audio_register_model_with_cb(const char *name, const char *descr,
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void (*init_audio_model)(const char *audiodev))
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{
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assert(audio_models_count < ARRAY_SIZE(audio_models) - 1);
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audio_models[audio_models_count].name = name;
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audio_models[audio_models_count].descr = descr;
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audio_models[audio_models_count].init = init_audio_model;
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audio_models_count++;
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}
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void audio_register_model(const char *name, const char *descr,
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const char *typename)
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{
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assert(audio_models_count < ARRAY_SIZE(audio_models) - 1);
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audio_models[audio_models_count].name = name;
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audio_models[audio_models_count].descr = descr;
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audio_models[audio_models_count].typename = typename;
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audio_models_count++;
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}
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void audio_print_available_models(void)
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{
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struct audio_model *c;
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if (audio_models_count) {
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printf("Valid audio device model names:\n");
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for (c = audio_models; c->name; ++c) {
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printf("%-11s %s\n", c->name, c->descr);
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}
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} else {
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printf("Machine has no user-selectable audio hardware "
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"(it may or may not have always-present audio hardware).\n");
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}
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}
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static struct audio_model *selected;
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static const char *audiodev_id;
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void audio_set_model(const char *name, const char *audiodev)
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{
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struct audio_model *c;
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if (selected) {
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error_report("only one -audio option is allowed");
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exit(1);
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}
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for (c = audio_models; c->name; ++c) {
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if (g_str_equal(c->name, name)) {
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selected = c;
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audiodev_id = audiodev;
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break;
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}
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}
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if (!c->name) {
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error_report("Unknown audio device model `%s'", name);
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audio_print_available_models();
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exit(1);
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}
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}
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void audio_model_init(void)
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{
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struct audio_model *c = selected;
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if (!c) {
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return;
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}
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if (c->typename) {
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DeviceState *dev = qdev_new(c->typename);
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BusState *bus = qdev_find_default_bus(DEVICE_GET_CLASS(dev), &error_fatal);
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qdev_prop_set_string(dev, "audiodev", audiodev_id);
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qdev_realize_and_unref(dev, bus, &error_fatal);
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} else {
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c->init(audiodev_id);
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}
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}
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