Break up vl.h.

[qemu] / hw / sb16.c

diff --git a/hw/sb16.c b/hw/sb16.c
index 4414af3..4e6cc30 100644 (file)
--- a/hw/sb16.c
+++ b/hw/sb16.c
@@ -21,7 +21,11 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "vl.h"
+#include "hw.h"
+#include "audiodev.h"
+#include "audio/audio.h"
+#include "isa.h"
+#include "qemu-timer.h"
 
 #define LENOFA(a) ((int) (sizeof(a)/sizeof(a[0])))
 
@@ -54,6 +58,7 @@ static struct {
 
 typedef struct SB16State {
     QEMUSoundCard card;
+    qemu_irq *pic;
     int irq;
     int dma;
     int hdma;
@@ -187,12 +192,37 @@ static void aux_timer (void *opaque)
 {
     SB16State *s = opaque;
     s->can_write = 1;
-    pic_set_irq (s->irq, 1);
+    qemu_irq_raise (s->pic[s->irq]);
 }
 
 #define DMA8_AUTO 1
 #define DMA8_HIGH 2
 
+static void continue_dma8 (SB16State *s)
+{
+    if (s->freq > 0) {
+        audsettings_t as;
+
+        s->audio_free = 0;
+
+        as.freq = s->freq;
+        as.nchannels = 1 << s->fmt_stereo;
+        as.fmt = s->fmt;
+        as.endianness = 0;
+
+        s->voice = AUD_open_out (
+            &s->card,
+            s->voice,
+            "sb16",
+            s,
+            SB_audio_callback,
+            &as
+            );
+    }
+
+    control (s, 1);
+}
+
 static void dma_cmd8 (SB16State *s, int mask, int dma_len)
 {
     s->fmt = AUD_FMT_U8;
@@ -201,7 +231,8 @@ static void dma_cmd8 (SB16State *s, int mask, int dma_len)
     s->fmt_signed = 0;
     s->fmt_stereo = (s->mixer_regs[0x0e] & 2) != 0;
     if (-1 == s->time_const) {
-        s->freq = 11025;
+        if (s->freq <= 0)
+            s->freq = 11025;
     }
     else {
         int tmp = (256 - s->time_const);
@@ -239,26 +270,7 @@ static void dma_cmd8 (SB16State *s, int mask, int dma_len)
             s->freq, s->fmt_stereo, s->fmt_signed, s->fmt_bits,
             s->block_size, s->dma_auto, s->fifo, s->highspeed);
 
-    if (s->freq) {
-        audsettings_t as;
-
-        s->audio_free = 0;
-
-        as.freq = s->freq;
-        as.nchannels = 1 << s->fmt_stereo;
-        as.fmt = s->fmt;
-
-        s->voice = AUD_open_out (
-            &s->card,
-            s->voice,
-            "sb16",
-            s,
-            SB_audio_callback,
-            &as
-            );
-    }
-
-    control (s, 1);
+    continue_dma8 (s);
     speaker (s, 1);
 }
 
@@ -341,6 +353,7 @@ static void dma_cmd (SB16State *s, uint8_t cmd, uint8_t d0, int dma_len)
         as.freq = s->freq;
         as.nchannels = 1 << s->fmt_stereo;
         as.fmt = s->fmt;
+        as.endianness = 0;
 
         s->voice = AUD_open_out (
             &s->card,
@@ -435,7 +448,7 @@ static void command (SB16State *s, uint8_t cmd)
             break;
 
         case 0x1c:              /* Auto-Initialize DMA DAC, 8-bit */
-            control (s, 1);
+            dma_cmd8 (s, DMA8_AUTO, -1);
             break;
 
         case 0x20:              /* Direct ADC, Juice/PL */
@@ -529,7 +542,9 @@ static void command (SB16State *s, uint8_t cmd)
             break;
 
         case 0xd4:              /* continue DMA operation. 8bit */
-            control (s, 1);
+            /* KQ6 (or maybe Sierras audblst.drv in general) resets
+               the frequency between halt/continue */
+            continue_dma8 (s);
             break;
 
         case 0xd5:              /* halt DMA operation. 16bit */
@@ -585,7 +600,7 @@ static void command (SB16State *s, uint8_t cmd)
         case 0xf3:
             dsp_out_data (s, 0xaa);
             s->mixer_regs[0x82] |= (cmd == 0xf2) ? 1 : 2;
-            pic_set_irq (s->irq, 1);
+            qemu_irq_raise (s->pic[s->irq]);
             break;
 
         case 0xf9:
@@ -753,7 +768,7 @@ static void complete (SB16State *s)
                 bytes = samples << s->fmt_stereo << (s->fmt_bits == 16);
                 ticks = (bytes * ticks_per_sec) / freq;
                 if (ticks < ticks_per_sec / 1024) {
-                    pic_set_irq (s->irq, 1);
+                    qemu_irq_raise (s->pic[s->irq]);
                 }
                 else {
                     if (s->aux_ts) {
@@ -763,7 +778,7 @@ static void complete (SB16State *s)
                             );
                     }
                 }
-                ldebug ("mix silence %d %d %lld\n", samples, bytes, ticks);
+                ldebug ("mix silence %d %d %" PRId64 "\n", samples, bytes, ticks);
             }
             break;
 
@@ -816,12 +831,39 @@ static void complete (SB16State *s)
     return;
 }
 
+static void legacy_reset (SB16State *s)
+{
+    audsettings_t as;
+
+    s->freq = 11025;
+    s->fmt_signed = 0;
+    s->fmt_bits = 8;
+    s->fmt_stereo = 0;
+
+    as.freq = s->freq;
+    as.nchannels = 1;
+    as.fmt = AUD_FMT_U8;
+    as.endianness = 0;
+
+    s->voice = AUD_open_out (
+        &s->card,
+        s->voice,
+        "sb16",
+        s,
+        SB_audio_callback,
+        &as
+        );
+
+    /* Not sure about that... */
+    /* AUD_set_active_out (s->voice, 1); */
+}
+
 static void reset (SB16State *s)
 {
-    pic_set_irq (s->irq, 0);
+    qemu_irq_lower (s->pic[s->irq]);
     if (s->dma_auto) {
-        pic_set_irq (s->irq, 1);
-        pic_set_irq (s->irq, 0);
+        qemu_irq_raise (s->pic[s->irq]);
+        qemu_irq_lower (s->pic[s->irq]);
     }
 
     s->mixer_regs[0x82] = 0;
@@ -839,6 +881,7 @@ static void reset (SB16State *s)
     dsp_out_data(s, 0xaa);
     speaker (s, 0);
     control (s, 0);
+    legacy_reset (s);
 }
 
 static IO_WRITE_PROTO (dsp_write)
@@ -856,7 +899,7 @@ static IO_WRITE_PROTO (dsp_write)
             if (s->v2x6 == 1) {
                 if (0 && s->highspeed) {
                     s->highspeed = 0;
-                    pic_set_irq (s->irq, 0);
+                    qemu_irq_lower (s->pic[s->irq]);
                     control (s, 0);
                 }
                 else {
@@ -967,7 +1010,7 @@ static IO_READ_PROTO (dsp_read)
         if (s->mixer_regs[0x82] & 1) {
             ack = 1;
             s->mixer_regs[0x82] &= 1;
-            pic_set_irq (s->irq, 0);
+            qemu_irq_lower (s->pic[s->irq]);
         }
         break;
 
@@ -976,7 +1019,7 @@ static IO_READ_PROTO (dsp_read)
         if (s->mixer_regs[0x82] & 2) {
             ack = 1;
             s->mixer_regs[0x82] &= 2;
-            pic_set_irq (s->irq, 0);
+            qemu_irq_lower (s->pic[s->irq]);
         }
         break;
 
@@ -1184,7 +1227,7 @@ static int SB_read_DMA (void *opaque, int nchan, int dma_pos, int dma_len)
 
     if (s->left_till_irq <= 0) {
         s->mixer_regs[0x82] |= (nchan & 4) ? 2 : 1;
-        pic_set_irq (s->irq, 1);
+        qemu_irq_raise (s->pic[s->irq]);
         if (0 == s->dma_auto) {
             control (s, 0);
             speaker (s, 0);
@@ -1333,6 +1376,7 @@ static int SB_load (QEMUFile *f, void *opaque, int version_id)
             as.freq = s->freq;
             as.nchannels = 1 << s->fmt_stereo;
             as.fmt = s->fmt;
+            as.endianness = 0;
 
             s->voice = AUD_open_out (
                 &s->card,
@@ -1350,7 +1394,7 @@ static int SB_load (QEMUFile *f, void *opaque, int version_id)
     return 0;
 }
 
-int SB16_init (AudioState *audio)
+int SB16_init (AudioState *audio, qemu_irq *pic)
 {
     SB16State *s;
     int i;
@@ -1364,12 +1408,13 @@ int SB16_init (AudioState *audio)
 
     s = qemu_mallocz (sizeof (*s));
     if (!s) {
-        dolog ("Could not allocate memory for SB16 (%d bytes)\n",
+        dolog ("Could not allocate memory for SB16 (%zu bytes)\n",
                sizeof (*s));
         return -1;
     }
 
     s->cmd = -1;
+    s->pic = pic;
     s->irq = conf.irq;
     s->dma = conf.dma;
     s->hdma = conf.hdma;