Vipin Ranka / MGAS_GR_Peach

This is the final version of Mini Gateway for Automation and Security desgined for Renesas GR Peach Design Contest

Dependencies:   GR-PEACH_video GraphicsFramework HTTPServer R_BSP mbed-rpc mbed-rtos Socket lwip-eth lwip-sys lwip FATFileSystem

Fork of mbed-os-example-mbed5-blinky by mbed-os-examples

mbed-dev/platform/mbed_interface.c@12:9a20164dcc47, 2017-01-11 (annotated)

Committer:
vipinranka
Date:
Wed Jan 11 11:41:30 2017 +0000
Revision:
12:9a20164dcc47
This is the final version MGAS Project for Renesas GR Peach Design Contest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vipinranka 12:9a20164dcc47 1 /* mbed Microcontroller Library
vipinranka 12:9a20164dcc47 2 * Copyright (c) 2006-2013 ARM Limited
vipinranka 12:9a20164dcc47 3 *
vipinranka 12:9a20164dcc47 4 * Licensed under the Apache License, Version 2.0 (the "License");
vipinranka 12:9a20164dcc47 5 * you may not use this file except in compliance with the License.
vipinranka 12:9a20164dcc47 6 * You may obtain a copy of the License at
vipinranka 12:9a20164dcc47 7 *
vipinranka 12:9a20164dcc47 8 * http://www.apache.org/licenses/LICENSE-2.0
vipinranka 12:9a20164dcc47 9 *
vipinranka 12:9a20164dcc47 10 * Unless required by applicable law or agreed to in writing, software
vipinranka 12:9a20164dcc47 11 * distributed under the License is distributed on an "AS IS" BASIS,
vipinranka 12:9a20164dcc47 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
vipinranka 12:9a20164dcc47 13 * See the License for the specific language governing permissions and
vipinranka 12:9a20164dcc47 14 * limitations under the License.
vipinranka 12:9a20164dcc47 15 */
vipinranka 12:9a20164dcc47 16 #include <stdio.h>
vipinranka 12:9a20164dcc47 17 #include "platform/mbed_interface.h"
vipinranka 12:9a20164dcc47 18
vipinranka 12:9a20164dcc47 19 #include "hal/gpio_api.h"
vipinranka 12:9a20164dcc47 20 #include "platform/wait_api.h"
vipinranka 12:9a20164dcc47 21 #include "platform/semihost_api.h"
vipinranka 12:9a20164dcc47 22 #include "platform/mbed_error.h"
vipinranka 12:9a20164dcc47 23 #include "platform/toolchain.h"
vipinranka 12:9a20164dcc47 24
vipinranka 12:9a20164dcc47 25 #if DEVICE_SEMIHOST
vipinranka 12:9a20164dcc47 26
vipinranka 12:9a20164dcc47 27 // return true if a debugger is attached, indicating mbed interface is connected
vipinranka 12:9a20164dcc47 28 int mbed_interface_connected(void) {
vipinranka 12:9a20164dcc47 29 return semihost_connected();
vipinranka 12:9a20164dcc47 30 }
vipinranka 12:9a20164dcc47 31
vipinranka 12:9a20164dcc47 32 int mbed_interface_reset(void) {
vipinranka 12:9a20164dcc47 33 if (mbed_interface_connected()) {
vipinranka 12:9a20164dcc47 34 semihost_reset();
vipinranka 12:9a20164dcc47 35 return 0;
vipinranka 12:9a20164dcc47 36 } else {
vipinranka 12:9a20164dcc47 37 return -1;
vipinranka 12:9a20164dcc47 38 }
vipinranka 12:9a20164dcc47 39 }
vipinranka 12:9a20164dcc47 40
vipinranka 12:9a20164dcc47 41 WEAK int mbed_interface_uid(char *uid) {
vipinranka 12:9a20164dcc47 42 if (mbed_interface_connected()) {
vipinranka 12:9a20164dcc47 43 return semihost_uid(uid); // Returns 0 if successful, -1 on failure
vipinranka 12:9a20164dcc47 44 } else {
vipinranka 12:9a20164dcc47 45 uid[0] = 0;
vipinranka 12:9a20164dcc47 46 return -1;
vipinranka 12:9a20164dcc47 47 }
vipinranka 12:9a20164dcc47 48 }
vipinranka 12:9a20164dcc47 49
vipinranka 12:9a20164dcc47 50 int mbed_interface_disconnect(void) {
vipinranka 12:9a20164dcc47 51 int res;
vipinranka 12:9a20164dcc47 52 if (mbed_interface_connected()) {
vipinranka 12:9a20164dcc47 53 if ((res = semihost_disabledebug()) != 0)
vipinranka 12:9a20164dcc47 54 return res;
vipinranka 12:9a20164dcc47 55 while (mbed_interface_connected());
vipinranka 12:9a20164dcc47 56 return 0;
vipinranka 12:9a20164dcc47 57 } else {
vipinranka 12:9a20164dcc47 58 return -1;
vipinranka 12:9a20164dcc47 59 }
vipinranka 12:9a20164dcc47 60 }
vipinranka 12:9a20164dcc47 61
vipinranka 12:9a20164dcc47 62 int mbed_interface_powerdown(void) {
vipinranka 12:9a20164dcc47 63 int res;
vipinranka 12:9a20164dcc47 64 if (mbed_interface_connected()) {
vipinranka 12:9a20164dcc47 65 if ((res = semihost_powerdown()) != 0)
vipinranka 12:9a20164dcc47 66 return res;
vipinranka 12:9a20164dcc47 67 while (mbed_interface_connected());
vipinranka 12:9a20164dcc47 68 return 0;
vipinranka 12:9a20164dcc47 69 } else {
vipinranka 12:9a20164dcc47 70 return -1;
vipinranka 12:9a20164dcc47 71 }
vipinranka 12:9a20164dcc47 72 }
vipinranka 12:9a20164dcc47 73
vipinranka 12:9a20164dcc47 74 // for backward compatibility
vipinranka 12:9a20164dcc47 75 void mbed_reset(void) {
vipinranka 12:9a20164dcc47 76 mbed_interface_reset();
vipinranka 12:9a20164dcc47 77 }
vipinranka 12:9a20164dcc47 78
vipinranka 12:9a20164dcc47 79 WEAK int mbed_uid(char *uid) {
vipinranka 12:9a20164dcc47 80 return mbed_interface_uid(uid);
vipinranka 12:9a20164dcc47 81 }
vipinranka 12:9a20164dcc47 82 #endif
vipinranka 12:9a20164dcc47 83
vipinranka 12:9a20164dcc47 84 WEAK void mbed_mac_address(char *mac) {
vipinranka 12:9a20164dcc47 85 #if DEVICE_SEMIHOST
vipinranka 12:9a20164dcc47 86 char uid[DEVICE_ID_LENGTH + 1];
vipinranka 12:9a20164dcc47 87 int i;
vipinranka 12:9a20164dcc47 88
vipinranka 12:9a20164dcc47 89 // if we have a UID, extract the MAC
vipinranka 12:9a20164dcc47 90 if (mbed_interface_uid(uid) == 0) {
vipinranka 12:9a20164dcc47 91 char *p = uid;
vipinranka 12:9a20164dcc47 92 #if defined(DEVICE_MAC_OFFSET)
vipinranka 12:9a20164dcc47 93 p += DEVICE_MAC_OFFSET;
vipinranka 12:9a20164dcc47 94 #endif
vipinranka 12:9a20164dcc47 95 for (i=0; i<6; i++) {
vipinranka 12:9a20164dcc47 96 int byte;
vipinranka 12:9a20164dcc47 97 sscanf(p, "%2x", &byte);
vipinranka 12:9a20164dcc47 98 mac[i] = byte;
vipinranka 12:9a20164dcc47 99 p += 2;
vipinranka 12:9a20164dcc47 100 }
vipinranka 12:9a20164dcc47 101 mac[0] &= ~0x01; // reset the IG bit in the address; see IEE 802.3-2002, Section 3.2.3(b)
vipinranka 12:9a20164dcc47 102 } else { // else return a default MAC
vipinranka 12:9a20164dcc47 103 #endif
vipinranka 12:9a20164dcc47 104 mac[0] = 0x00;
vipinranka 12:9a20164dcc47 105 mac[1] = 0x02;
vipinranka 12:9a20164dcc47 106 mac[2] = 0xF7;
vipinranka 12:9a20164dcc47 107 mac[3] = 0xF0;
vipinranka 12:9a20164dcc47 108 mac[4] = 0x00;
vipinranka 12:9a20164dcc47 109 mac[5] = 0x00;
vipinranka 12:9a20164dcc47 110 #if DEVICE_SEMIHOST
vipinranka 12:9a20164dcc47 111 }
vipinranka 12:9a20164dcc47 112 #endif
vipinranka 12:9a20164dcc47 113 }