Merge remote-tracking branch 'kraxel/usb.71' into staging

[qemu.git] / hw / pcspk.c

diff --git a/hw/pcspk.c b/hw/pcspk.c
index 2e30662a25e70df7aa1d34cd36c93313e6438fce..ad6491b0f4210a064f63e01ea3f19d8ec38cfcaf 100644 (file)
--- a/hw/pcspk.c
+++ b/hw/pcspk.c
@@ -22,7 +22,13 @@
  * THE SOFTWARE.
  */
 
-#include "vl.h"
+#include "hw.h"
+#include "pc.h"
+#include "isa.h"
+#include "audio/audio.h"
+#include "qemu-timer.h"
+#include "i8254.h"
+#include "pcspk.h"
 
 #define PCSPK_BUF_LEN 1792
 #define PCSPK_SAMPLE_RATE 32000
@@ -30,10 +36,13 @@
 #define PCSPK_MIN_COUNT ((PIT_FREQ + PCSPK_MAX_FREQ - 1) / PCSPK_MAX_FREQ)
 
 typedef struct {
+    ISADevice dev;
+    MemoryRegion ioport;
+    uint32_t iobase;
     uint8_t sample_buf[PCSPK_BUF_LEN];
     QEMUSoundCard card;
     SWVoiceOut *voice;
-    PITState *pit;
+    void *pit;
     unsigned int pit_count;
     unsigned int samples;
     unsigned int play_pos;
@@ -42,7 +51,7 @@ typedef struct {
 } PCSpkState;
 
 static const char *s_spk = "pcspk";
-static PCSpkState pcspk_state;
+static PCSpkState *pcspk_state;
 
 static inline void generate_samples(PCSpkState *s)
 {
@@ -66,12 +75,16 @@ static inline void generate_samples(PCSpkState *s)
 static void pcspk_callback(void *opaque, int free)
 {
     PCSpkState *s = opaque;
+    PITChannelInfo ch;
     unsigned int n;
 
-    if (pit_get_mode(s->pit, 2) != 3)
+    pit_get_channel_info(s->pit, 2, &ch);
+
+    if (ch.mode != 3) {
         return;
+    }
 
-    n = pit_get_initial_count(s->pit, 2);
+    n = ch.initial_count;
     /* avoid frequencies that are not reproducible with sample rate */
     if (n < PCSPK_MIN_COUNT)
         n = 0;
@@ -92,18 +105,14 @@ static void pcspk_callback(void *opaque, int free)
     }
 }
 
-int pcspk_audio_init(AudioState *audio)
+int pcspk_audio_init(ISABus *bus)
 {
-    PCSpkState *s = &pcspk_state;
-    audsettings_t as = {PCSPK_SAMPLE_RATE, 1, AUD_FMT_U8};
+    PCSpkState *s = pcspk_state;
+    struct audsettings as = {PCSPK_SAMPLE_RATE, 1, AUD_FMT_U8, 0};
 
-    if (!audio) {
-        AUD_log(s_spk, "No audio state\n");
-        return -1;
-    }
-    AUD_register_card(audio, s_spk, &s->card);
+    AUD_register_card(s_spk, &s->card);
 
-    s->voice = AUD_open_out(&s->card, s->voice, s_spk, s, pcspk_callback, &as, 0);
+    s->voice = AUD_open_out(&s->card, s->voice, s_spk, s, pcspk_callback, &as);
     if (!s->voice) {
         AUD_log(s_spk, "Could not open voice\n");
         return -1;
@@ -112,18 +121,22 @@ int pcspk_audio_init(AudioState *audio)
     return 0;
 }
 
-static uint32_t pcspk_ioport_read(void *opaque, uint32_t addr)
+static uint64_t pcspk_io_read(void *opaque, hwaddr addr,
+                              unsigned size)
 {
     PCSpkState *s = opaque;
-    int out;
+    PITChannelInfo ch;
+
+    pit_get_channel_info(s->pit, 2, &ch);
 
     s->dummy_refresh_clock ^= (1 << 4);
-    out = pit_get_out(s->pit, 2, qemu_get_clock(vm_clock)) << 5;
 
-    return pit_get_gate(s->pit, 2) | (s->data_on << 1) | s->dummy_refresh_clock | out;
+    return ch.gate | (s->data_on << 1) | s->dummy_refresh_clock |
+       (ch.out << 5);
 }
 
-static void pcspk_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+static void pcspk_io_write(void *opaque, hwaddr addr, uint64_t val,
+                           unsigned size)
 {
     PCSpkState *s = opaque;
     const int gate = val & 1;
@@ -137,11 +150,52 @@ static void pcspk_ioport_write(void *opaque, uint32_t addr, uint32_t val)
     }
 }
 
-void pcspk_init(PITState *pit)
+static const MemoryRegionOps pcspk_io_ops = {
+    .read = pcspk_io_read,
+    .write = pcspk_io_write,
+    .impl = {
+        .min_access_size = 1,
+        .max_access_size = 1,
+    },
+};
+
+static int pcspk_initfn(ISADevice *dev)
+{
+    PCSpkState *s = DO_UPCAST(PCSpkState, dev, dev);
+
+    memory_region_init_io(&s->ioport, &pcspk_io_ops, s, "elcr", 1);
+    isa_register_ioport(dev, &s->ioport, s->iobase);
+
+    pcspk_state = s;
+
+    return 0;
+}
+
+static Property pcspk_properties[] = {
+    DEFINE_PROP_HEX32("iobase", PCSpkState, iobase,  -1),
+    DEFINE_PROP_PTR("pit", PCSpkState, pit),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void pcspk_class_initfn(ObjectClass *klass, void *data)
 {
-    PCSpkState *s = &pcspk_state;
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    ISADeviceClass *ic = ISA_DEVICE_CLASS(klass);
 
-    s->pit = pit;
-    register_ioport_read(0x61, 1, 1, pcspk_ioport_read, s);
-    register_ioport_write(0x61, 1, 1, pcspk_ioport_write, s);
+    ic->init = pcspk_initfn;
+    dc->no_user = 1;
+    dc->props = pcspk_properties;
+}
+
+static TypeInfo pcspk_info = {
+    .name           = "isa-pcspk",
+    .parent         = TYPE_ISA_DEVICE,
+    .instance_size  = sizeof(PCSpkState),
+    .class_init     = pcspk_class_initfn,
+};
+
+static void pcspk_register(void)
+{
+    type_register_static(&pcspk_info);
 }
+type_init(pcspk_register)