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Diffstat (limited to 'src/emu/sound/tiaintf.c')
-rw-r--r--src/emu/sound/tiaintf.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/emu/sound/tiaintf.c b/src/emu/sound/tiaintf.c
new file mode 100644
index 00000000000..b931829115d
--- /dev/null
+++ b/src/emu/sound/tiaintf.c
@@ -0,0 +1,85 @@
+#include "sndintrf.h"
+#include "streams.h"
+#include "tiaintf.h"
+#include "tiasound.h"
+
+struct tia_info
+{
+ sound_stream * channel;
+ void *chip;
+};
+
+
+static void tia_update(void *param, stream_sample_t **inputs, stream_sample_t **buffer, int length)
+{
+ struct tia_info *info = param;
+ tia_process(info->chip, buffer[0], length);
+}
+
+
+static void *tia_start(int sndindex, int clock, const void *config)
+{
+ struct tia_info *info;
+
+ info = auto_malloc(sizeof(*info));
+ memset(info, 0, sizeof(*info));
+
+ info->channel = stream_create(0, 1, clock, info, tia_update);
+
+ info->chip = tia_sound_init(clock, clock, 16);
+ if (!info->chip)
+ return NULL;
+
+ return info;
+}
+
+static void tia_stop(void *token)
+{
+ struct tia_info *info = (struct tia_info*)token;
+ tia_sound_free(info->chip);
+}
+
+WRITE8_HANDLER( tia_sound_w )
+{
+ struct tia_info *info = sndti_token(SOUND_TIA, 0);
+ stream_update(info->channel);
+ tia_write(info->chip, offset, data);
+}
+
+
+
+
+/**************************************************************************
+ * Generic get_info
+ **************************************************************************/
+
+static void tia_set_info(void *token, UINT32 state, sndinfo *info)
+{
+ switch (state)
+ {
+ /* no parameters to set */
+ }
+}
+
+
+void tia_get_info(void *token, UINT32 state, sndinfo *info)
+{
+ switch (state)
+ {
+ /* --- the following bits of info are returned as 64-bit signed integers --- */
+
+ /* --- the following bits of info are returned as pointers to data or functions --- */
+ case SNDINFO_PTR_SET_INFO: info->set_info = tia_set_info; break;
+ case SNDINFO_PTR_START: info->start = tia_start; break;
+ case SNDINFO_PTR_STOP: info->stop = tia_stop; break;
+ case SNDINFO_PTR_RESET: /* Nothing */ break;
+
+ /* --- the following bits of info are returned as NULL-terminated strings --- */
+ case SNDINFO_STR_NAME: info->s = "TIA"; break;
+ case SNDINFO_STR_CORE_FAMILY: info->s = "Atari custom"; break;
+ case SNDINFO_STR_CORE_VERSION: info->s = "1.0"; break;
+ case SNDINFO_STR_CORE_FILE: info->s = __FILE__; break;
+ case SNDINFO_STR_CORE_CREDITS: info->s = "Copyright (c) 2004, The MAME Team"; break;
+ }
+}
+