Add a basic YM-2612 command to the debugger. Fix negative detune values and get the correct precision for the multiplication step of phase inc calculation

1 files changed, 2 insertions, 0 deletions

diff --git a/ym2612.h b/ym2612.h
index 88fca1a..c05b073 100644
--- a/ym2612.h
+++ b/ym2612.h
@@ -26,6 +26,7 @@ typedef struct {
 	uint8_t  key_scaling;
 	uint8_t  multiple;
 	uint8_t  detune;
+	uint8_t  am;
 	uint8_t  env_phase;
 } ym_operator;
 
@@ -105,6 +106,7 @@ void ym_data_write(ym2612_context * context, uint8_t value);
 uint8_t ym_read_status(ym2612_context * context);
 uint8_t ym_load_gst(ym2612_context * context, FILE * gstfile);
 uint8_t ym_save_gst(ym2612_context * context, FILE * gstfile);
+void ym_print_channel_info(ym2612_context *context, int channel);
 
 #endif //YM2612_H_