1 /* 2 * QEMU PC speaker emulation 3 * 4 * Copyright (c) 2006 Joachim Henke 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 #ifndef HW_PCSPK_H 26 #define HW_PCSPK_H 27 28 #include "hw/isa/isa.h" 29 #include "hw/qdev-properties.h" 30 #include "qapi/error.h" 31 32 #define TYPE_PC_SPEAKER "isa-pcspk" 33 34 static inline ISADevice *pcspk_init(ISABus *bus, ISADevice *pit) 35 { 36 DeviceState *dev; 37 ISADevice *isadev; 38 39 isadev = isa_new(TYPE_PC_SPEAKER); 40 dev = DEVICE(isadev); 41 qdev_prop_set_uint32(dev, "iobase", 0x61); 42 object_property_set_link(OBJECT(dev), OBJECT(pit), "pit", NULL); 43 isa_realize_and_unref(isadev, bus, &error_fatal); 44 45 return isadev; 46 } 47 48 #endif /* HW_PCSPK_H */ 49