diff --git a/Machines/PCCompatible/FloppyController.hpp b/Machines/PCCompatible/FloppyController.hpp
index b6cc3949b..d9eec3ca1 100644
--- a/Machines/PCCompatible/FloppyController.hpp
+++ b/Machines/PCCompatible/FloppyController.hpp
@@ -233,7 +233,12 @@ public:
 				break;
 				case Command::SenseDriveStatus: {
 					const auto &drive = drives_[decoder_.target().drive];
-					log_.info().append("Sense drive status: track 0 is %d", drive.track == 0);
+					log_.info().append(
+						"Sense drive status: drive %d; track 0 is %d, ready is %d",
+						decoder_.target().drive,
+						drive.track == 0,
+						drive.ready
+					);
 					results_.serialise(
 						decoder_.drive_head(),
 						(drive.track == 0 ? 0x10 : 0x00)	|
diff --git a/Machines/PCCompatible/KeyboardController.hpp b/Machines/PCCompatible/KeyboardController.hpp
index 2e20356ac..6572fbb5e 100644
--- a/Machines/PCCompatible/KeyboardController.hpp
+++ b/Machines/PCCompatible/KeyboardController.hpp
@@ -192,7 +192,7 @@ public:
 	uint8_t read(const uint16_t port) {
 		switch(port) {
 			default:
-//				log_.error().append("Unimplemented AT keyboard read from %04x", port);
+				log_.error().append("Unimplemented AT keyboard read from %04x", port);
 			break;
 
 			case 0x0060: {
diff --git a/Machines/PCCompatible/RTC.hpp b/Machines/PCCompatible/RTC.hpp
index 558a91f19..5c237e340 100644
--- a/Machines/PCCompatible/RTC.hpp
+++ b/Machines/PCCompatible/RTC.hpp
@@ -43,7 +43,7 @@ public:
 		switch(selected_) {
 			default:
 				if(ram_selected()) {
-//					printf("RTC: %02x <- %zu\n", ram_[ram_address()], ram_address());
+//					printf("RTC: %02x from address %zu\n", ram_[ram_address()], ram_address());
 //					if(ram_address() == 1 && ram_[1] == 6) {	// Catch reset after passing protected mode test.
 //						should_log = true;
 //					}
@@ -125,7 +125,7 @@ private:
 			default:
 				if(ram_selected()) {
 					ram_[ram_address()] = value;
-					printf("RTC: %02x -> %zu\n", value, ram_address());
+//					printf("RTC: %02x to address %zu\n", value, ram_address());
 				}
 			break;
 			case 0x0a:	statusA_ = value;	break;