mirror of https://gitee.com/openkylin/qemu.git
adlib: qdev-ify
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-id: 1366303444-24620-2-git-send-email-pbonzini@redhat.com Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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@ -31,6 +31,12 @@
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#define ADLIB_KILL_TIMERS 1
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#ifdef HAS_YMF262
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#define ADLIB_DESC "Yamaha YMF262 (OPL3)"
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#else
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#define ADLIB_DESC "Yamaha YM3812 (OPL2)"
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#endif
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#ifdef DEBUG
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#include "qemu/timer.h"
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#endif
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@ -56,13 +62,15 @@ void YMF262UpdateOneQEMU (int which, INT16 *dst, int length);
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#define IO_WRITE_PROTO(name) \
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void name (void *opaque, uint32_t nport, uint32_t val)
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static struct {
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int port;
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int freq;
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} conf = {0x220, 44100};
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#define TYPE_ADLIB "adlib"
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#define ADLIB(obj) OBJECT_CHECK(AdlibState, (obj), TYPE_ADLIB)
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typedef struct {
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ISADevice parent_obj;
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QEMUSoundCard card;
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uint32_t freq;
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uint32_t port;
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int ticking[2];
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int enabled;
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int active;
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@ -80,7 +88,7 @@ typedef struct {
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#endif
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} AdlibState;
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static AdlibState glob_adlib;
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static AdlibState *glob_adlib;
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static void adlib_stop_opl_timer (AdlibState *s, size_t n)
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{
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@ -150,7 +158,7 @@ static IO_READ_PROTO (adlib_read)
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static void timer_handler (int c, double interval_Sec)
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{
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AdlibState *s = &glob_adlib;
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AdlibState *s = glob_adlib;
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unsigned n = c & 1;
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#ifdef DEBUG
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double interval;
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@ -275,14 +283,20 @@ static void Adlib_fini (AdlibState *s)
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AUD_remove_card (&s->card);
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}
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int Adlib_init (ISABus *bus)
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static int Adlib_initfn (ISADevice *dev)
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{
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AdlibState *s = &glob_adlib;
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AdlibState *s = ADLIB(dev);
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struct audsettings as;
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if (glob_adlib) {
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dolog ("Cannot create more than 1 adlib device\n");
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return -1;
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}
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glob_adlib = s;
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#ifdef HAS_YMF262
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if (YMF262Init (1, 14318180, conf.freq)) {
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dolog ("YMF262Init %d failed\n", conf.freq);
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if (YMF262Init (1, 14318180, s->freq)) {
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dolog ("YMF262Init %d failed\n", s->freq);
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return -1;
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}
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else {
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@ -290,9 +304,9 @@ int Adlib_init (ISABus *bus)
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s->enabled = 1;
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}
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#else
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s->opl = OPLCreate (OPL_TYPE_YM3812, 3579545, conf.freq);
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s->opl = OPLCreate (OPL_TYPE_YM3812, 3579545, s->freq);
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if (!s->opl) {
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dolog ("OPLCreate %d failed\n", conf.freq);
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dolog ("OPLCreate %d failed\n", s->freq);
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return -1;
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}
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else {
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@ -301,7 +315,7 @@ int Adlib_init (ISABus *bus)
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}
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#endif
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as.freq = conf.freq;
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as.freq = s->freq;
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as.nchannels = SHIFT;
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as.fmt = AUD_FMT_S16;
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as.endianness = AUDIO_HOST_ENDIANNESS;
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@ -327,11 +341,46 @@ int Adlib_init (ISABus *bus)
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register_ioport_read (0x388, 4, 1, adlib_read, s);
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register_ioport_write (0x388, 4, 1, adlib_write, s);
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register_ioport_read (conf.port, 4, 1, adlib_read, s);
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register_ioport_write (conf.port, 4, 1, adlib_write, s);
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register_ioport_read (s->port, 4, 1, adlib_read, s);
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register_ioport_write (s->port, 4, 1, adlib_write, s);
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register_ioport_read (conf.port + 8, 2, 1, adlib_read, s);
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register_ioport_write (conf.port + 8, 2, 1, adlib_write, s);
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register_ioport_read (s->port + 8, 2, 1, adlib_read, s);
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register_ioport_write (s->port + 8, 2, 1, adlib_write, s);
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return 0;
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}
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static Property adlib_properties[] = {
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DEFINE_PROP_HEX32 ("iobase", AdlibState, port, 0x220),
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DEFINE_PROP_UINT32 ("freq", AdlibState, freq, 44100),
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DEFINE_PROP_END_OF_LIST (),
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};
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static void adlib_class_initfn (ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS (klass);
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ISADeviceClass *ic = ISA_DEVICE_CLASS (klass);
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ic->init = Adlib_initfn;
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dc->desc = ADLIB_DESC;
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dc->props = adlib_properties;
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}
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static const TypeInfo adlib_info = {
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.name = TYPE_ADLIB,
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.parent = TYPE_ISA_DEVICE,
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.instance_size = sizeof (AdlibState),
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.class_init = adlib_class_initfn,
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};
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int Adlib_init (ISABus *bus)
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{
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isa_create_simple (bus, TYPE_ADLIB);
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return 0;
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}
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static void adlib_register_types (void)
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{
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type_register_static (&adlib_info);
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}
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type_init (adlib_register_types)
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