diff --git a/ac97/AC97.EXE b/ac97/AC97.EXE
index 405b0d4..3f6f665 100644
Binary files a/ac97/AC97.EXE and b/ac97/AC97.EXE differ
diff --git a/ac97/ac97.c b/ac97/ac97.c
index 391494c..3d8827a 100644
--- a/ac97/ac97.c
+++ b/ac97/ac97.c
@@ -247,7 +247,7 @@ audiopci_probe()
 
     /* Print controller information. */
     printf("Found AudioPCI %04X revision %02X at bus %02X device %02X function %d\n", this_dev_id, rev, bus, dev, func);
-    printf("Subsystem ID is %04X:%04X\n", pci_readw(bus, dev, func, 0x2c), pci_readw(bus, dev, func, 0x2e));
+    printf("Subsystem ID [%04X:%04X]\n", pci_readw(bus, dev, func, 0x2c), pci_readw(bus, dev, func, 0x2e));
 
     /* Get I/O BAR. */
     printf("Main");
@@ -256,6 +256,8 @@ audiopci_probe()
     if (!io_base)
 	return;
 
+    printf("GPIO readout [%02X]\n", inb(io_base | 0x02));
+
     /* Perform codec probe. */
     codec_probe(audiopci_codec_read, audiopci_codec_write);
 }