1 files changed, 13 insertions(+), 5 deletions(-)

M carrera/trap.c

@@ 289,6 289,7 @@ intr(Ureg *ur)
 {
 	static uchar devint;
 	ulong cause = ur->cause;
+	ulong isr;
 
 	m->intr++;
 	cause &= INTR7|INTR6|INTR5|INTR4|INTR3|INTR2|INTR1|INTR0;


@@ 317,11 318,18 @@ intr(Ureg *ur)
 		cause &= ~INTR3;
 	}
 	if(cause & INTR2) {
-		iprint("R4030 Interrupt\n");
-		iprint(" ISR #%lux\n", IO(ulong, R4030Isr));
-		iprint(" ET  #%lux\n", IO(ulong, R4030Et));
-		iprint(" RFA #%lux\n", IO(ulong, R4030Rfa));
-		iprint(" MFA #%lux\n", IO(ulong, R4030Mfa));
+		isr = IO(ulong, R4030Isr);
+		if(isr & (1<<5)) {
+			audiointr();
+			isr &= ~(1<<5);
+		}
+		if(isr) {
+			iprint("R4030 Interrupt\n");
+			iprint(" ISR #%lux\n", IO(ulong, R4030Isr));
+			iprint(" ET  #%lux\n", IO(ulong, R4030Et));
+			iprint(" RFA #%lux\n", IO(ulong, R4030Rfa));
+			iprint(" MFA #%lux\n", IO(ulong, R4030Mfa));
+		}
 		cause &= ~INTR2;
 	}
 	if(cause & INTR4) {