From a3c9f0b77e5fada61dfc41f1fbd2becb89f74276 Mon Sep 17 00:00:00 2001
From: Pavol Rusnak <stick@gk2.sk>
Date: Mon, 24 Apr 2017 15:04:19 +0200
Subject: [PATCH] trezorhal: add mpy license header to sdcard.{c,h}

---
 micropython/trezorhal/sdcard.c | 26 ++++++++++++++++++++++++++
 micropython/trezorhal/sdcard.h | 28 ++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/micropython/trezorhal/sdcard.c b/micropython/trezorhal/sdcard.c
index e734048cfe..7abb0e76e8 100644
--- a/micropython/trezorhal/sdcard.c
+++ b/micropython/trezorhal/sdcard.c
@@ -1,3 +1,29 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2013, 2014 Damien P. George
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
 #include STM32_HAL_H
 
 #include <string.h>
diff --git a/micropython/trezorhal/sdcard.h b/micropython/trezorhal/sdcard.h
index e9b4c3250f..c4b4339a45 100644
--- a/micropython/trezorhal/sdcard.h
+++ b/micropython/trezorhal/sdcard.h
@@ -1,3 +1,29 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2013, 2014 Damien P. George
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
 #ifndef __TREZORHAL_SDCARD_H__
 #define __TREZORHAL_SDCARD_H__
 
@@ -11,6 +37,8 @@ bool sdcard_is_present(void);
 bool sdcard_power_on(void);
 void sdcard_power_off(void);
 uint64_t sdcard_get_capacity_in_bytes(void);
+
+// these return 0 on success, non-zero on error
 uint32_t sdcard_read_blocks(void *dest, uint32_t block_num, uint32_t num_blocks);
 uint32_t sdcard_write_blocks(const void *src, uint32_t block_num, uint32_t num_blocks);