diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-18 18:43:57 +0200 |
---|---|---|
committer | Anthony Liguori <aliguori@us.ibm.com> | 2013-04-29 12:16:36 -0500 |
commit | 8c444a1978fd9956c9712572d9ad0b83bbbc0a63 (patch) | |
tree | 693c1722639a083821d762217e5f321f03a03043 /hw/audio/adlib.c | |
parent | 7504ae690c7320f3852890974708795cf5469895 (diff) | |
download | qemu-8c444a1978fd9956c9712572d9ad0b83bbbc0a63.zip qemu-8c444a1978fd9956c9712572d9ad0b83bbbc0a63.tar.gz qemu-8c444a1978fd9956c9712572d9ad0b83bbbc0a63.tar.bz2 |
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>
Diffstat (limited to 'hw/audio/adlib.c')
-rw-r--r-- | hw/audio/adlib.c | 83 |
1 files changed, 66 insertions, 17 deletions
diff --git a/hw/audio/adlib.c b/hw/audio/adlib.c index 4a58e6e..fb41f9d 100644 --- a/hw/audio/adlib.c +++ b/hw/audio/adlib.c @@ -31,6 +31,12 @@ #define ADLIB_KILL_TIMERS 1 +#ifdef HAS_YMF262 +#define ADLIB_DESC "Yamaha YMF262 (OPL3)" +#else +#define ADLIB_DESC "Yamaha YM3812 (OPL2)" +#endif + #ifdef DEBUG #include "qemu/timer.h" #endif @@ -56,13 +62,15 @@ void YMF262UpdateOneQEMU (int which, INT16 *dst, int length); #define IO_WRITE_PROTO(name) \ void name (void *opaque, uint32_t nport, uint32_t val) -static struct { - int port; - int freq; -} conf = {0x220, 44100}; +#define TYPE_ADLIB "adlib" +#define ADLIB(obj) OBJECT_CHECK(AdlibState, (obj), TYPE_ADLIB) typedef struct { + ISADevice parent_obj; + QEMUSoundCard card; + uint32_t freq; + uint32_t port; int ticking[2]; int enabled; int active; @@ -80,7 +88,7 @@ typedef struct { #endif } AdlibState; -static AdlibState glob_adlib; +static AdlibState *glob_adlib; static void adlib_stop_opl_timer (AdlibState *s, size_t n) { @@ -150,7 +158,7 @@ static IO_READ_PROTO (adlib_read) static void timer_handler (int c, double interval_Sec) { - AdlibState *s = &glob_adlib; + AdlibState *s = glob_adlib; unsigned n = c & 1; #ifdef DEBUG double interval; @@ -275,14 +283,20 @@ static void Adlib_fini (AdlibState *s) AUD_remove_card (&s->card); } -int Adlib_init (ISABus *bus) +static int Adlib_initfn (ISADevice *dev) { - AdlibState *s = &glob_adlib; + AdlibState *s = ADLIB(dev); struct audsettings as; + if (glob_adlib) { + dolog ("Cannot create more than 1 adlib device\n"); + return -1; + } + glob_adlib = s; + #ifdef HAS_YMF262 - if (YMF262Init (1, 14318180, conf.freq)) { - dolog ("YMF262Init %d failed\n", conf.freq); + if (YMF262Init (1, 14318180, s->freq)) { + dolog ("YMF262Init %d failed\n", s->freq); return -1; } else { @@ -290,9 +304,9 @@ int Adlib_init (ISABus *bus) s->enabled = 1; } #else - s->opl = OPLCreate (OPL_TYPE_YM3812, 3579545, conf.freq); + s->opl = OPLCreate (OPL_TYPE_YM3812, 3579545, s->freq); if (!s->opl) { - dolog ("OPLCreate %d failed\n", conf.freq); + dolog ("OPLCreate %d failed\n", s->freq); return -1; } else { @@ -301,7 +315,7 @@ int Adlib_init (ISABus *bus) } #endif - as.freq = conf.freq; + as.freq = s->freq; as.nchannels = SHIFT; as.fmt = AUD_FMT_S16; as.endianness = AUDIO_HOST_ENDIANNESS; @@ -327,11 +341,46 @@ int Adlib_init (ISABus *bus) register_ioport_read (0x388, 4, 1, adlib_read, s); register_ioport_write (0x388, 4, 1, adlib_write, s); - register_ioport_read (conf.port, 4, 1, adlib_read, s); - register_ioport_write (conf.port, 4, 1, adlib_write, s); + register_ioport_read (s->port, 4, 1, adlib_read, s); + register_ioport_write (s->port, 4, 1, adlib_write, s); - register_ioport_read (conf.port + 8, 2, 1, adlib_read, s); - register_ioport_write (conf.port + 8, 2, 1, adlib_write, s); + register_ioport_read (s->port + 8, 2, 1, adlib_read, s); + register_ioport_write (s->port + 8, 2, 1, adlib_write, s); return 0; } + +static Property adlib_properties[] = { + DEFINE_PROP_HEX32 ("iobase", AdlibState, port, 0x220), + DEFINE_PROP_UINT32 ("freq", AdlibState, freq, 44100), + DEFINE_PROP_END_OF_LIST (), +}; + +static void adlib_class_initfn (ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS (klass); + ISADeviceClass *ic = ISA_DEVICE_CLASS (klass); + ic->init = Adlib_initfn; + dc->desc = ADLIB_DESC; + dc->props = adlib_properties; +} + +static const TypeInfo adlib_info = { + .name = TYPE_ADLIB, + .parent = TYPE_ISA_DEVICE, + .instance_size = sizeof (AdlibState), + .class_init = adlib_class_initfn, +}; + +int Adlib_init (ISABus *bus) +{ + isa_create_simple (bus, TYPE_ADLIB); + return 0; +} + +static void adlib_register_types (void) +{ + type_register_static (&adlib_info); +} + +type_init (adlib_register_types) |