diff --git a/rpcs3/Emu/Cell/lv2/sys_gpio.cpp b/rpcs3/Emu/Cell/lv2/sys_gpio.cpp
index 29ec805787..bef798c5ae 100644
--- a/rpcs3/Emu/Cell/lv2/sys_gpio.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_gpio.cpp
@@ -1,20 +1,21 @@
-#include "stdafx.h"
+#include "stdafx.h"
 #include "sys_gpio.h"
 
 #include "Emu/System.h"
-#include "Emu/IdManager.h"
-
 #include "Emu/Cell/ErrorCodes.h"
 
+LOG_CHANNEL(sys_gpio);
 
 error_code sys_gpio_get(u64 device_id, vm::ptr<u64> value)
 {
+	sys_gpio.trace("sys_gpio_get(device_id=0x%llx, value=*0x%x)", device_id, value);
+
 	if (device_id != SYS_GPIO_LED_DEVICE_ID && device_id != SYS_GPIO_DIP_SWITCH_DEVICE_ID)
 	{
 		return CELL_ESRCH;
 	}
 
-	if (!vm::check_addr(value.addr(), sizeof(u64), vm::page_writable))
+	if (!vm::check_addr(value.addr(), value.size(), vm::page_writable))
 	{
 		return CELL_EFAULT;
 	}
@@ -27,6 +28,8 @@ error_code sys_gpio_get(u64 device_id, vm::ptr<u64> value)
 
 error_code sys_gpio_set(u64 device_id, u64 mask, u64 value)
 {
+	sys_gpio.trace("sys_gpio_set(device_id=0x%llx, mask=0x%llx, value=0x%llx)", device_id, mask, value);
+
 	// Retail consoles dont have LEDs or DIPs switches, hence the syscall can't modify devices's value
 	switch (device_id)
 	{
diff --git a/rpcs3/Emu/Cell/lv2/sys_gpio.h b/rpcs3/Emu/Cell/lv2/sys_gpio.h
index cd49166780..36490c8c88 100644
--- a/rpcs3/Emu/Cell/lv2/sys_gpio.h
+++ b/rpcs3/Emu/Cell/lv2/sys_gpio.h
@@ -1,12 +1,12 @@
-#pragma once
+#pragma once
 
 #include "Emu/Memory/vm_ptr.h"
 
 enum : u64
 {
-	SYS_GPIO_UNKNOWN_DEVICE_ID,
-	SYS_GPIO_LED_DEVICE_ID,
-	SYS_GPIO_DIP_SWITCH_DEVICE_ID,
+	SYS_GPIO_UNKNOWN_DEVICE_ID    = 0x0,
+	SYS_GPIO_LED_DEVICE_ID        = 0x1,
+	SYS_GPIO_DIP_SWITCH_DEVICE_ID = 0x2,
 };
 
 error_code sys_gpio_get(u64 device_id, vm::ptr<u64> value);