mbed library sources
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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
Import librarymbed
The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_MCU_K64F/TARGET_FRDM/mbed_overrides.c@349:c3cf33937977, 2014-10-15 (annotated)
- Committer:
- mbed_official
- Date:
- Wed Oct 15 07:15:06 2014 +0100
- Revision:
- 349:c3cf33937977
- Parent:
- 320:be04b2b1e3f2
- Child:
- 395:bfce16e86ea4
Synchronized with git revision 5d17b811239d8463d56aa596b50c1a368a4176c3
Full URL: https://github.com/mbedmicro/mbed/commit/5d17b811239d8463d56aa596b50c1a368a4176c3/
HAL: K64F - mbed_mac_address implementation
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 147:39a1839cac63 | 1 | /* mbed Microcontroller Library |
mbed_official | 147:39a1839cac63 | 2 | * Copyright (c) 2006-2013 ARM Limited |
mbed_official | 147:39a1839cac63 | 3 | * |
mbed_official | 147:39a1839cac63 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 147:39a1839cac63 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 147:39a1839cac63 | 6 | * You may obtain a copy of the License at |
mbed_official | 147:39a1839cac63 | 7 | * |
mbed_official | 147:39a1839cac63 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 147:39a1839cac63 | 9 | * |
mbed_official | 147:39a1839cac63 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 147:39a1839cac63 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 147:39a1839cac63 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 147:39a1839cac63 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 147:39a1839cac63 | 14 | * limitations under the License. |
mbed_official | 147:39a1839cac63 | 15 | */ |
mbed_official | 147:39a1839cac63 | 16 | #include "gpio_api.h" |
mbed_official | 147:39a1839cac63 | 17 | |
mbed_official | 147:39a1839cac63 | 18 | // called before main - implement here if board needs it ortherwise, let |
mbed_official | 147:39a1839cac63 | 19 | // the application override this if necessary |
mbed_official | 147:39a1839cac63 | 20 | //void mbed_sdk_init() |
mbed_official | 147:39a1839cac63 | 21 | //{ |
mbed_official | 147:39a1839cac63 | 22 | // |
mbed_official | 147:39a1839cac63 | 23 | //} |
mbed_official | 147:39a1839cac63 | 24 | |
mbed_official | 147:39a1839cac63 | 25 | // Change the NMI pin to an input. This allows NMI pin to |
mbed_official | 147:39a1839cac63 | 26 | // be used as a low power mode wakeup. The application will |
mbed_official | 147:39a1839cac63 | 27 | // need to change the pin back to NMI_b or wakeup only occurs once! |
mbed_official | 147:39a1839cac63 | 28 | void NMI_Handler(void) |
mbed_official | 147:39a1839cac63 | 29 | { |
mbed_official | 147:39a1839cac63 | 30 | gpio_t gpio; |
mbed_official | 147:39a1839cac63 | 31 | gpio_init_in(&gpio, PTA4); |
mbed_official | 147:39a1839cac63 | 32 | } |
mbed_official | 349:c3cf33937977 | 33 | |
mbed_official | 349:c3cf33937977 | 34 | // Provide ethernet devices with a semi-unique MAC address from the UUID |
mbed_official | 349:c3cf33937977 | 35 | void mbed_mac_address(char *mac) |
mbed_official | 349:c3cf33937977 | 36 | { |
mbed_official | 349:c3cf33937977 | 37 | // Fetch word 0 |
mbed_official | 349:c3cf33937977 | 38 | uint32_t word0 = *(uint32_t *)0x40048060; |
mbed_official | 349:c3cf33937977 | 39 | // Fetch word 1 |
mbed_official | 349:c3cf33937977 | 40 | // we only want bottom 16 bits of word1 (MAC bits 32-47) |
mbed_official | 349:c3cf33937977 | 41 | // and bit 9 forced to 1, bit 8 forced to 0 |
mbed_official | 349:c3cf33937977 | 42 | // Locally administered MAC, reduced conflicts |
mbed_official | 349:c3cf33937977 | 43 | // http://en.wikipedia.org/wiki/MAC_address |
mbed_official | 349:c3cf33937977 | 44 | uint32_t word1 = *(uint32_t *)0x4004805C; |
mbed_official | 349:c3cf33937977 | 45 | word1 |= 0x00000200; |
mbed_official | 349:c3cf33937977 | 46 | word1 &= 0x0000FEFF; |
mbed_official | 349:c3cf33937977 | 47 | |
mbed_official | 349:c3cf33937977 | 48 | mac[0] = (word1 & 0x000000ff); |
mbed_official | 349:c3cf33937977 | 49 | mac[1] = (word1 & 0x0000ff00) >> 8; |
mbed_official | 349:c3cf33937977 | 50 | mac[2] = (word0 & 0xff000000) >> 24; |
mbed_official | 349:c3cf33937977 | 51 | mac[3] = (word0 & 0x00ff0000) >> 16; |
mbed_official | 349:c3cf33937977 | 52 | mac[4] = (word0 & 0x0000ff00) >> 8; |
mbed_official | 349:c3cf33937977 | 53 | mac[5] = (word0 & 0x000000ff); |
mbed_official | 349:c3cf33937977 | 54 | } |