1 files changed, 54 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_MCU_K64F/TARGET_FRDM/mbed_overrides.c b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_MCU_K64F/TARGET_FRDM/mbed_overrides.c
new file mode 100644
index 0000000000..c82f6cdcb0
--- /dev/null
+++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_MCU_K64F/TARGET_FRDM/mbed_overrides.c
@@ -0,0 +1,54 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "gpio_api.h"
+
+// called before main - implement here if board needs it ortherwise, let
+//  the application override this if necessary
+//void mbed_sdk_init()
+//{
+//
+//}
+
+// Change the NMI pin to an input. This allows NMI pin to 
+//  be used as a low power mode wakeup.  The application will
+//  need to change the pin back to NMI_b or wakeup only occurs once!
+void NMI_Handler(void)
+{
+    gpio_t gpio;
+    gpio_init_in(&gpio, PTA4);
+}
+
+// Provide ethernet devices with a semi-unique MAC address from the UUID
+void mbed_mac_address(char *mac)
+{
+    // Fetch word 0
+    uint32_t word0 = *(uint32_t *)0x40048060;
+    // Fetch word 1
+    // we only want bottom 16 bits of word1 (MAC bits 32-47)
+    // and bit 1 forced to 1, bit 0 forced to 0
+    // Locally administered MAC, reduced conflicts
+    // http://en.wikipedia.org/wiki/MAC_address
+    uint32_t word1 = *(uint32_t *)0x4004805C;
+    word1 |= 0x00000002;
+    word1 &= 0x0000FFFE;
+    
+    mac[0] = (word1 & 0x000000ff);
+    mac[1] = (word1 & 0x0000ff00) >> 8;
+    mac[2] = (word0 & 0xff000000) >> 24;
+    mac[3] = (word0 & 0x00ff0000) >> 16;
+    mac[4] = (word0 & 0x0000ff00) >> 8;
+    mac[5] = (word0 & 0x000000ff);
+}