diff --git a/include/arm11/hardware/mcu.h b/include/arm11/hardware/mcu.h
index 6ed172b..89ff014 100644
--- a/include/arm11/hardware/mcu.h
+++ b/include/arm11/hardware/mcu.h
@@ -20,6 +20,8 @@
 
 #include "types.h"
 
+
+
 void MCU_disableLEDs(void);
 void MCU_powerOnLCDs(void);
 void MCU_powerOffLCDs(void);
diff --git a/include/arm11/hardware/timer.h b/include/arm11/hardware/timer.h
index dccd092..45ad588 100644
--- a/include/arm11/hardware/timer.h
+++ b/include/arm11/hardware/timer.h
@@ -72,5 +72,5 @@
 // Sleeps ms milliseconds. ms can be up to 32000.
 static inline void TIMER_sleepMs(u32 ms)
 {
-	TIMER_sleepTicks(TIMER_FREQ(0, 1000.0) * ms);
+	TIMER_sleepTicks(TIMER_FREQ(1, 1000.0) * ms);
 }
diff --git a/source/arm11/hardware/mcu.c b/source/arm11/hardware/mcu.c
index fe41ff9..81bb220 100644
--- a/source/arm11/hardware/mcu.c
+++ b/source/arm11/hardware/mcu.c
@@ -24,6 +24,7 @@
 #include "arm11/hardware/i2c.h"
 #include "arm11/hardware/mcu.h"
 
+
 enum McuRegisters {
 	RegBattery = 0x0B,
 	RegExHW = 0x0F,
@@ -35,6 +36,8 @@
 	RegSysModel = 0x7F
 };
 
+
+
 void MCU_disableLEDs(void)
 {
 	// disable wifi LED
diff --git a/source/arm11/power.c b/source/arm11/power.c
index 6e55343..0070f1b 100644
--- a/source/arm11/power.c
+++ b/source/arm11/power.c
@@ -24,13 +24,15 @@
 #include "ipc_handler.h"
 #include "hardware/pxi.h"
 
+
+
 noreturn void power_off(void)
 {
 	PXI_sendCmd(IPC_CMD9_PREPARE_POWER, NULL, 0);
 	MCU_powerOffLCDs();
 
 	flushDCache();
-	__asm__ __volatile__("cpsid aif" : :);
+	__asm__ __volatile__("cpsid aif" : : : "memory");
 
 	MCU_triggerPowerOff();
 
@@ -43,7 +45,7 @@
 	MCU_powerOffLCDs();
 
 	flushDCache();
-	__asm__ __volatile__("cpsid aif" : :);
+	__asm__ __volatile__("cpsid aif" : : : "memory");
 
 	MCU_triggerReboot();
 
diff --git a/source/arm11/system.c b/source/arm11/system.c
index 79e1b1e..02c5ad5 100644
--- a/source/arm11/system.c
+++ b/source/arm11/system.c
@@ -25,6 +25,8 @@
 #include "arm11/hardware/mcu.h"
 #include "arm11/hardware/hid.h"
 
+
+
 static void systemRestoreHwState(void)
 {
 	MCU_disableLEDs();
@@ -51,4 +53,3 @@
 
 	__asm__ __volatile__("cpsie i" : : : "memory"); // Enables interrupts
 }
-