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-rw-r--r--apps/eq.h4
-rw-r--r--apps/eq_cf.S1
2 files changed, 3 insertions, 2 deletions
diff --git a/apps/eq.h b/apps/eq.h
index c4eb5f1..f29d765 100644
--- a/apps/eq.h
+++ b/apps/eq.h
@@ -23,8 +23,8 @@
/* These depend on the fixed point formats used by the different filter types
and need to be changed when they change.
*/
-#define EQ_PEAK_SHIFT 3
-#define EQ_SHELF_SHIFT 7
+#define EQ_PEAK_SHIFT 4
+#define EQ_SHELF_SHIFT 8
struct eqfilter {
long coefs[5]; /* Order is b0, b1, b2, a1, a2 */
diff --git a/apps/eq_cf.S b/apps/eq_cf.S
index 0a34d77..f2440c2 100644
--- a/apps/eq_cf.S
+++ b/apps/eq_cf.S
@@ -24,6 +24,7 @@ eq_filter:
movem.l %d2-%d7/%a2-%a6, (%sp) | save clobbered regs
move.l (11*4+8, %sp), %a5 | fetch filter structure address
movem.l (11*4+16, %sp), %d6-%d7 | load num. channels and shift count
+ subq.l #1, %d7 | EMAC gives us one free shift
movem.l (%a5), %a0-%a4 | load coefs
lea.l (5*4, %a5), %a5 | point to filter history