It's a case by case (see Table 66. AC ‘97 Baseline Audio Register Map) --- hw/ac97.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/hw/ac97.c b/hw/ac97.c
index f2804e6..f7866ed 100644
--- a/hw/ac97.c
+++ b/hw/ac97.c
@@ -118,7 +118,6 @@ enum {
#define EACS_VRA 1
#define EACS_VRM 8
-#define VOL_MASK 0x1f
#define MUTE_SHIFT 15
#define REC_MASK 7
--
1.7.7.6
