diff --git a/include/ipc_handler.h b/include/ipc_handler.h
index 081a132..e63bc18 100644
--- a/include/ipc_handler.h
+++ b/include/ipc_handler.h
@@ -38,37 +38,40 @@
 	IPC_CMD9_FMOUNT              = CMD_ID(0)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
 	IPC_CMD9_FUNMOUNT            = CMD_ID(1)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
 	IPC_CMD9_FGETFREE            = CMD_ID(2)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(1),
-	IPC_CMD9_FPREP_RAW_ACCESS    = CMD_ID(3)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FFINAL_RAW_ACCESS   = CMD_ID(4)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FCREATE_DEV_BUF     = CMD_ID(5)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FFREE_DEV_BUF       = CMD_ID(6)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FREAD_TO_DEV_BUF    = CMD_ID(7)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(4),
-	IPC_CMD9_FWRITE_FROM_DEV_BUF = CMD_ID(8)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(4),
-	IPC_CMD9_FOPEN               = CMD_ID(9)  | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FREAD               = CMD_ID(10) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(1),
-	IPC_CMD9_FWRITE              = CMD_ID(11) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FSYNC               = CMD_ID(12) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FLSEEK              = CMD_ID(13) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(2),
-	IPC_CMD9_FTELL               = CMD_ID(14) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FSIZE               = CMD_ID(15) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FCLOSE              = CMD_ID(16) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FEXPAND             = CMD_ID(17) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(2),
-	IPC_CMD9_FSTAT               = CMD_ID(18) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(0),
-	IPC_CMD9_FOPEN_DIR           = CMD_ID(19) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),  // Invalid on purpose. Will be decided later.
-	IPC_CMD9_FREAD_DIR           = CMD_ID(20) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(2),
-	IPC_CMD9_FCLOSE_DIR          = CMD_ID(21) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FMKDIR              = CMD_ID(22) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
-	IPC_CMD9_FRENAME             = CMD_ID(23) | CMD_IN_BUFS(2)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
-	IPC_CMD9_FUNLINK             = CMD_ID(24) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
-	IPC_CMD9_READ_SECTORS        = CMD_ID(25) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_WRITE_SECTORS       = CMD_ID(26) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_MALLOC              = CMD_ID(27) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_FREE                = CMD_ID(28) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_LOAD_VERIFY_FIRM    = CMD_ID(29) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
-	IPC_CMD9_FIRM_LAUNCH         = CMD_ID(30) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
-	IPC_CMD9_PREPA_POWER         = CMD_ID(31) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_PANIC               = CMD_ID(32) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
-	IPC_CMD9_EXCEPTION           = CMD_ID(33) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15)
+	IPC_CMD9_FGET_DEV_SIZE       = CMD_ID(3)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FPREP_RAW_ACCESS    = CMD_ID(4)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FFINAL_RAW_ACCESS   = CMD_ID(5)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FCREATE_DEV_BUF     = CMD_ID(6)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FFREE_DEV_BUF       = CMD_ID(7)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FREAD_TO_DEV_BUF    = CMD_ID(8)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(4),
+	IPC_CMD9_FWRITE_FROM_DEV_BUF = CMD_ID(9)  | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(4),
+	IPC_CMD9_FOPEN               = CMD_ID(10) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FREAD               = CMD_ID(11) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(1),
+	IPC_CMD9_FWRITE              = CMD_ID(12) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FSYNC               = CMD_ID(13) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FLSEEK              = CMD_ID(14) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(2),
+	IPC_CMD9_FTELL               = CMD_ID(15) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FSIZE               = CMD_ID(16) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FCLOSE              = CMD_ID(17) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FEXPAND             = CMD_ID(18) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(2),
+	IPC_CMD9_FSTAT               = CMD_ID(19) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(0),
+	IPC_CMD9_FOPEN_DIR           = CMD_ID(20) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),  // Invalid on purpose. Will be decided later.
+	IPC_CMD9_FREAD_DIR           = CMD_ID(21) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(1)  | CMD_PARAMS(2),
+	IPC_CMD9_FCLOSE_DIR          = CMD_ID(22) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FMKDIR              = CMD_ID(23) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
+	IPC_CMD9_FRENAME             = CMD_ID(24) | CMD_IN_BUFS(2)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
+	IPC_CMD9_FUNLINK             = CMD_ID(25) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
+	IPC_CMD9_FVERIFY_NAND_IMG    = CMD_ID(26) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
+	IPC_CMD9_FSET_NAND_PROT      = CMD_ID(27) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_READ_SECTORS        = CMD_ID(28) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_WRITE_SECTORS       = CMD_ID(29) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_MALLOC              = CMD_ID(30) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_FREE                = CMD_ID(31) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_LOAD_VERIFY_FIRM    = CMD_ID(32) | CMD_IN_BUFS(1)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(1),
+	IPC_CMD9_FIRM_LAUNCH         = CMD_ID(33) | CMD_IN_BUFS(0)  | CMD_OUT_BUFS(0)  | CMD_PARAMS(0),
+	IPC_CMD9_PREPA_POWER         = CMD_ID(34) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_PANIC               = CMD_ID(35) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15),
+	IPC_CMD9_EXCEPTION           = CMD_ID(36) | CMD_IN_BUFS(15) | CMD_OUT_BUFS(15) | CMD_PARAMS(15)
 } IpcCmd9;
 
 typedef enum
diff --git a/source/arm11/fs.c b/source/arm11/fs.c
index d8d1d6e..e126935 100644
--- a/source/arm11/fs.c
+++ b/source/arm11/fs.c
@@ -46,6 +46,12 @@
 	return PXI_sendCmd(IPC_CMD9_FGETFREE, cmdBuf, 3);
 }
 
+u32 fGetDeviceSize(FsDevice dev)
+{
+	const u32 cmdBuf = dev;
+	return PXI_sendCmd(IPC_CMD9_FGET_DEV_SIZE, &cmdBuf, 1);
+}
+
 s32 fPrepareRawAccess(FsDevice dev)
 {
 	const u32 cmdBuf = dev;
@@ -229,3 +235,18 @@
 
 	return PXI_sendCmd(IPC_CMD9_FUNLINK, cmdBuf, 2);
 }
+
+s32 fVerifyNandImage(const char *const path)
+{
+	u32 cmdBuf[2];
+	cmdBuf[0] = (u32)path;
+	cmdBuf[1] = strlen(path) + 1;
+
+	return PXI_sendCmd(IPC_CMD9_FVERIFY_NAND_IMG, cmdBuf, 2);
+}
+
+s32 fSetNandProtection(bool protect)
+{
+	const u32 cmdBuf = protect;
+	return PXI_sendCmd(IPC_CMD9_FSET_NAND_PROT, &cmdBuf, 1);
+}
diff --git a/source/arm9/ipc_handler.c b/source/arm9/ipc_handler.c
index 8867ed2..a396a78 100644
--- a/source/arm9/ipc_handler.c
+++ b/source/arm9/ipc_handler.c
@@ -46,6 +46,9 @@
 		case IPC_CMD_ID_MASK(IPC_CMD9_FGETFREE):
 			result = fGetFree(buf[2], (u64*)buf[0]);
 			break;
+		case IPC_CMD_ID_MASK(IPC_CMD9_FGET_DEV_SIZE):
+			result = fGetDeviceSize(buf[0]);
+			break;
 		case IPC_CMD_ID_MASK(IPC_CMD9_FPREP_RAW_ACCESS):
 			result = fPrepareRawAccess(buf[0]);
 			break;
@@ -112,6 +115,12 @@
 		case IPC_CMD_ID_MASK(IPC_CMD9_FUNLINK):
 			result = fUnlink((const char *const)buf[0]);
 			break;
+		case IPC_CMD_ID_MASK(IPC_CMD9_FVERIFY_NAND_IMG):
+			result = fVerifyNandImage((const char *const)buf[0]);
+			break;
+		case IPC_CMD_ID_MASK(IPC_CMD9_FSET_NAND_PROT):
+			result = fSetNandProtection(buf[0]);
+			break;
 		case IPC_CMD_ID_MASK(IPC_CMD9_READ_SECTORS):
 			break;
 		case IPC_CMD_ID_MASK(IPC_CMD9_WRITE_SECTORS):