pcspk: Convert to qdev

Convert the PC speaker device to a qdev ISA model. Move the public
interface to a dedicated header file at this chance.

CC: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/hw/pcspk.h b/hw/pcspk.h
new file mode 100644
index 0000000000..7f42bac1c8
--- /dev/null
+++ b/hw/pcspk.h
@@ -0,0 +1,45 @@
+/*
+ * QEMU PC speaker emulation
+ *
+ * Copyright (c) 2006 Joachim Henke
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef HW_PCSPK_H
+#define HW_PCSPK_H
+
+#include "hw.h"
+#include "isa.h"
+
+static inline ISADevice *pcspk_init(ISABus *bus, ISADevice *pit)
+{
+    ISADevice *dev;
+
+    dev = isa_create(bus, "isa-pcspk");
+    qdev_prop_set_uint32(&dev->qdev, "iobase", 0x61);
+    qdev_prop_set_ptr(&dev->qdev, "pit", pit);
+    qdev_init_nofail(&dev->qdev);
+
+    return dev;
+}
+
+int pcspk_audio_init(ISABus *bus);
+
+#endif /* !HW_PCSPK_H */