mbed library sources
Dependents: Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more
Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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.
common/mbed_interface.c@606:12ecb532fd15, 2015-08-13 (annotated)
- Committer:
- mbed_official
- Date:
- Thu Aug 13 11:45:08 2015 +0100
- Revision:
- 606:12ecb532fd15
- Parent:
- 395:bfce16e86ea4
Synchronized with git revision bd9a1685058d09a17953431dba5541ef33b688bf
Full URL: https://github.com/mbedmicro/mbed/commit/bd9a1685058d09a17953431dba5541ef33b688bf/
KL46Z - Ensure the NVIC table gets copied to RAM even when it is not at 0x0000
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 13:0645d8841f51 | 1 | /* mbed Microcontroller Library |
bogdanm | 13:0645d8841f51 | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 13:0645d8841f51 | 3 | * |
bogdanm | 13:0645d8841f51 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 13:0645d8841f51 | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 13:0645d8841f51 | 6 | * You may obtain a copy of the License at |
bogdanm | 13:0645d8841f51 | 7 | * |
bogdanm | 13:0645d8841f51 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 13:0645d8841f51 | 9 | * |
bogdanm | 13:0645d8841f51 | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 13:0645d8841f51 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 13:0645d8841f51 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 13:0645d8841f51 | 13 | * See the License for the specific language governing permissions and |
bogdanm | 13:0645d8841f51 | 14 | * limitations under the License. |
bogdanm | 13:0645d8841f51 | 15 | */ |
bogdanm | 13:0645d8841f51 | 16 | #include <stdio.h> |
bogdanm | 13:0645d8841f51 | 17 | #include "mbed_interface.h" |
bogdanm | 13:0645d8841f51 | 18 | |
bogdanm | 13:0645d8841f51 | 19 | #include "gpio_api.h" |
bogdanm | 13:0645d8841f51 | 20 | #include "wait_api.h" |
bogdanm | 13:0645d8841f51 | 21 | #include "semihost_api.h" |
mbed_official | 285:31249416b6f9 | 22 | #include "mbed_error.h" |
bogdanm | 13:0645d8841f51 | 23 | #include "toolchain.h" |
bogdanm | 13:0645d8841f51 | 24 | |
bogdanm | 13:0645d8841f51 | 25 | #if DEVICE_SEMIHOST |
bogdanm | 13:0645d8841f51 | 26 | |
bogdanm | 13:0645d8841f51 | 27 | // return true if a debugger is attached, indicating mbed interface is connected |
bogdanm | 13:0645d8841f51 | 28 | int mbed_interface_connected(void) { |
bogdanm | 13:0645d8841f51 | 29 | return semihost_connected(); |
bogdanm | 13:0645d8841f51 | 30 | } |
bogdanm | 13:0645d8841f51 | 31 | |
bogdanm | 13:0645d8841f51 | 32 | int mbed_interface_reset(void) { |
bogdanm | 13:0645d8841f51 | 33 | if (mbed_interface_connected()) { |
bogdanm | 13:0645d8841f51 | 34 | semihost_reset(); |
bogdanm | 13:0645d8841f51 | 35 | return 0; |
bogdanm | 13:0645d8841f51 | 36 | } else { |
bogdanm | 13:0645d8841f51 | 37 | return -1; |
bogdanm | 13:0645d8841f51 | 38 | } |
bogdanm | 13:0645d8841f51 | 39 | } |
bogdanm | 13:0645d8841f51 | 40 | |
bogdanm | 13:0645d8841f51 | 41 | WEAK int mbed_interface_uid(char *uid) { |
bogdanm | 13:0645d8841f51 | 42 | if (mbed_interface_connected()) { |
bogdanm | 13:0645d8841f51 | 43 | return semihost_uid(uid); // Returns 0 if successful, -1 on failure |
bogdanm | 13:0645d8841f51 | 44 | } else { |
bogdanm | 13:0645d8841f51 | 45 | uid[0] = 0; |
bogdanm | 13:0645d8841f51 | 46 | return -1; |
bogdanm | 13:0645d8841f51 | 47 | } |
bogdanm | 13:0645d8841f51 | 48 | } |
bogdanm | 13:0645d8841f51 | 49 | |
bogdanm | 13:0645d8841f51 | 50 | int mbed_interface_disconnect(void) { |
bogdanm | 13:0645d8841f51 | 51 | int res; |
bogdanm | 13:0645d8841f51 | 52 | if (mbed_interface_connected()) { |
bogdanm | 13:0645d8841f51 | 53 | if ((res = semihost_disabledebug()) != 0) |
bogdanm | 13:0645d8841f51 | 54 | return res; |
bogdanm | 13:0645d8841f51 | 55 | while (mbed_interface_connected()); |
bogdanm | 13:0645d8841f51 | 56 | return 0; |
bogdanm | 13:0645d8841f51 | 57 | } else { |
bogdanm | 13:0645d8841f51 | 58 | return -1; |
bogdanm | 13:0645d8841f51 | 59 | } |
bogdanm | 13:0645d8841f51 | 60 | } |
bogdanm | 13:0645d8841f51 | 61 | |
bogdanm | 13:0645d8841f51 | 62 | int mbed_interface_powerdown(void) { |
bogdanm | 13:0645d8841f51 | 63 | int res; |
bogdanm | 13:0645d8841f51 | 64 | if (mbed_interface_connected()) { |
bogdanm | 13:0645d8841f51 | 65 | if ((res = semihost_powerdown()) != 0) |
bogdanm | 13:0645d8841f51 | 66 | return res; |
bogdanm | 13:0645d8841f51 | 67 | while (mbed_interface_connected()); |
bogdanm | 13:0645d8841f51 | 68 | return 0; |
bogdanm | 13:0645d8841f51 | 69 | } else { |
bogdanm | 13:0645d8841f51 | 70 | return -1; |
bogdanm | 13:0645d8841f51 | 71 | } |
bogdanm | 13:0645d8841f51 | 72 | } |
bogdanm | 13:0645d8841f51 | 73 | |
bogdanm | 13:0645d8841f51 | 74 | // for backward compatibility |
bogdanm | 13:0645d8841f51 | 75 | void mbed_reset(void) { |
bogdanm | 13:0645d8841f51 | 76 | mbed_interface_reset(); |
bogdanm | 13:0645d8841f51 | 77 | } |
bogdanm | 13:0645d8841f51 | 78 | |
bogdanm | 13:0645d8841f51 | 79 | WEAK int mbed_uid(char *uid) { |
bogdanm | 13:0645d8841f51 | 80 | return mbed_interface_uid(uid); |
bogdanm | 13:0645d8841f51 | 81 | } |
bogdanm | 13:0645d8841f51 | 82 | #endif |
bogdanm | 13:0645d8841f51 | 83 | |
bogdanm | 13:0645d8841f51 | 84 | WEAK void mbed_mac_address(char *mac) { |
bogdanm | 13:0645d8841f51 | 85 | #if DEVICE_SEMIHOST |
bogdanm | 13:0645d8841f51 | 86 | char uid[DEVICE_ID_LENGTH + 1]; |
bogdanm | 13:0645d8841f51 | 87 | int i; |
mbed_official | 221:8276e3a4886f | 88 | |
bogdanm | 13:0645d8841f51 | 89 | // if we have a UID, extract the MAC |
bogdanm | 13:0645d8841f51 | 90 | if (mbed_interface_uid(uid) == 0) { |
bogdanm | 13:0645d8841f51 | 91 | char *p = uid; |
bogdanm | 13:0645d8841f51 | 92 | #if defined(DEVICE_MAC_OFFSET) |
bogdanm | 13:0645d8841f51 | 93 | p += DEVICE_MAC_OFFSET; |
bogdanm | 13:0645d8841f51 | 94 | #endif |
bogdanm | 13:0645d8841f51 | 95 | for (i=0; i<6; i++) { |
bogdanm | 13:0645d8841f51 | 96 | int byte; |
bogdanm | 13:0645d8841f51 | 97 | sscanf(p, "%2x", &byte); |
bogdanm | 13:0645d8841f51 | 98 | mac[i] = byte; |
bogdanm | 13:0645d8841f51 | 99 | p += 2; |
bogdanm | 13:0645d8841f51 | 100 | } |
mbed_official | 395:bfce16e86ea4 | 101 | mac[0] &= ~0x01; // reset the IG bit in the address; see IEE 802.3-2002, Section 3.2.3(b) |
bogdanm | 13:0645d8841f51 | 102 | } else { // else return a default MAC |
bogdanm | 13:0645d8841f51 | 103 | #endif |
bogdanm | 13:0645d8841f51 | 104 | mac[0] = 0x00; |
bogdanm | 13:0645d8841f51 | 105 | mac[1] = 0x02; |
bogdanm | 13:0645d8841f51 | 106 | mac[2] = 0xF7; |
bogdanm | 13:0645d8841f51 | 107 | mac[3] = 0xF0; |
bogdanm | 13:0645d8841f51 | 108 | mac[4] = 0x00; |
bogdanm | 13:0645d8841f51 | 109 | mac[5] = 0x00; |
bogdanm | 13:0645d8841f51 | 110 | #if DEVICE_SEMIHOST |
bogdanm | 13:0645d8841f51 | 111 | } |
bogdanm | 13:0645d8841f51 | 112 | #endif |
bogdanm | 13:0645d8841f51 | 113 | } |