From 0475b59e122fbaaf410be46e844c7fd84861ea22 Mon Sep 17 00:00:00 2001
From: fincs <fincs.alt1@gmail.com>
Date: Thu, 29 Jun 2017 18:42:08 +0200
Subject: [PATCH] nfcInit(): wait for NFC sysmodule to initialize

---
 libctru/source/services/nfc.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/libctru/source/services/nfc.c b/libctru/source/services/nfc.c
index 99b229e..00140a2 100644
--- a/libctru/source/services/nfc.c
+++ b/libctru/source/services/nfc.c
@@ -37,7 +37,13 @@ Result nfcInit(NFC_OpType type)
 	if (R_SUCCEEDED(ret))
 	{
 		nfc_optype = type;
-		ret = NFC_Initialize(type);
+		for (;;)
+		{
+			ret = NFC_Initialize(type);
+			if (ret != 0xd0a17480)
+				break;
+			svcSleepThread(500000);
+		}
 		if (R_FAILED(ret)) svcCloseHandle(nfcHandle);
 	}
 	if (R_FAILED(ret)) AtomicDecrement(&nfcRefCount);