Jonne Valola / PokittoLib Featured

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

Dependents:   YATTT sd_map_test cPong SnowDemo ... more

PokittoLib

Library for programming Pokitto hardware

How to Use

  1. Import this library to online compiler (see button "import" on the right hand side
  2. DO NOT import mbed-src anymore, a better version is now included inside PokittoLib
  3. Change My_settings.h according to your project
  4. Start coding!

mbed-pokitto/common/mbed_interface.c@71:531419862202, 2019-12-25 (annotated)

Committer:
Pokitto
Date:
Wed Dec 25 23:59:52 2019 +0000
Revision:
71:531419862202
Parent:
5:ea7377f3d1af 
Changed Mode2 C++ refresh code (graphical errors)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:ea7377f3d1af 1 /* mbed Microcontroller Library
Pokitto 5:ea7377f3d1af 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:ea7377f3d1af 3 *
Pokitto 5:ea7377f3d1af 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:ea7377f3d1af 5 * you may not use this file except in compliance with the License.
Pokitto 5:ea7377f3d1af 6 * You may obtain a copy of the License at
Pokitto 5:ea7377f3d1af 7 *
Pokitto 5:ea7377f3d1af 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:ea7377f3d1af 9 *
Pokitto 5:ea7377f3d1af 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:ea7377f3d1af 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:ea7377f3d1af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:ea7377f3d1af 13 * See the License for the specific language governing permissions and
Pokitto 5:ea7377f3d1af 14 * limitations under the License.
Pokitto 5:ea7377f3d1af 15 */
Pokitto 5:ea7377f3d1af 16 #include <stdio.h>
Pokitto 5:ea7377f3d1af 17 #include "mbed_interface.h"
Pokitto 5:ea7377f3d1af 18
Pokitto 5:ea7377f3d1af 19 #include "gpio_api.h"
Pokitto 5:ea7377f3d1af 20 #include "wait_api.h"
Pokitto 5:ea7377f3d1af 21 #include "semihost_api.h"
Pokitto 5:ea7377f3d1af 22 #include "mbed_error.h"
Pokitto 5:ea7377f3d1af 23 #include "toolchain.h"
Pokitto 5:ea7377f3d1af 24
Pokitto 5:ea7377f3d1af 25 #if DEVICE_SEMIHOST
Pokitto 5:ea7377f3d1af 26
Pokitto 5:ea7377f3d1af 27 // return true if a debugger is attached, indicating mbed interface is connected
Pokitto 5:ea7377f3d1af 28 int mbed_interface_connected(void) {
Pokitto 5:ea7377f3d1af 29 return semihost_connected();
Pokitto 5:ea7377f3d1af 30 }
Pokitto 5:ea7377f3d1af 31
Pokitto 5:ea7377f3d1af 32 int mbed_interface_reset(void) {
Pokitto 5:ea7377f3d1af 33 if (mbed_interface_connected()) {
Pokitto 5:ea7377f3d1af 34 semihost_reset();
Pokitto 5:ea7377f3d1af 35 return 0;
Pokitto 5:ea7377f3d1af 36 } else {
Pokitto 5:ea7377f3d1af 37 return -1;
Pokitto 5:ea7377f3d1af 38 }
Pokitto 5:ea7377f3d1af 39 }
Pokitto 5:ea7377f3d1af 40
Pokitto 5:ea7377f3d1af 41 WEAK int mbed_interface_uid(char *uid) {
Pokitto 5:ea7377f3d1af 42 if (mbed_interface_connected()) {
Pokitto 5:ea7377f3d1af 43 return semihost_uid(uid); // Returns 0 if successful, -1 on failure
Pokitto 5:ea7377f3d1af 44 } else {
Pokitto 5:ea7377f3d1af 45 uid[0] = 0;
Pokitto 5:ea7377f3d1af 46 return -1;
Pokitto 5:ea7377f3d1af 47 }
Pokitto 5:ea7377f3d1af 48 }
Pokitto 5:ea7377f3d1af 49
Pokitto 5:ea7377f3d1af 50 int mbed_interface_disconnect(void) {
Pokitto 5:ea7377f3d1af 51 int res;
Pokitto 5:ea7377f3d1af 52 if (mbed_interface_connected()) {
Pokitto 5:ea7377f3d1af 53 if ((res = semihost_disabledebug()) != 0)
Pokitto 5:ea7377f3d1af 54 return res;
Pokitto 5:ea7377f3d1af 55 while (mbed_interface_connected());
Pokitto 5:ea7377f3d1af 56 return 0;
Pokitto 5:ea7377f3d1af 57 } else {
Pokitto 5:ea7377f3d1af 58 return -1;
Pokitto 5:ea7377f3d1af 59 }
Pokitto 5:ea7377f3d1af 60 }
Pokitto 5:ea7377f3d1af 61
Pokitto 5:ea7377f3d1af 62 int mbed_interface_powerdown(void) {
Pokitto 5:ea7377f3d1af 63 int res;
Pokitto 5:ea7377f3d1af 64 if (mbed_interface_connected()) {
Pokitto 5:ea7377f3d1af 65 if ((res = semihost_powerdown()) != 0)
Pokitto 5:ea7377f3d1af 66 return res;
Pokitto 5:ea7377f3d1af 67 while (mbed_interface_connected());
Pokitto 5:ea7377f3d1af 68 return 0;
Pokitto 5:ea7377f3d1af 69 } else {
Pokitto 5:ea7377f3d1af 70 return -1;
Pokitto 5:ea7377f3d1af 71 }
Pokitto 5:ea7377f3d1af 72 }
Pokitto 5:ea7377f3d1af 73
Pokitto 5:ea7377f3d1af 74 // for backward compatibility
Pokitto 5:ea7377f3d1af 75 void mbed_reset(void) {
Pokitto 5:ea7377f3d1af 76 mbed_interface_reset();
Pokitto 5:ea7377f3d1af 77 }
Pokitto 5:ea7377f3d1af 78
Pokitto 5:ea7377f3d1af 79 WEAK int mbed_uid(char *uid) {
Pokitto 5:ea7377f3d1af 80 return mbed_interface_uid(uid);
Pokitto 5:ea7377f3d1af 81 }
Pokitto 5:ea7377f3d1af 82 #endif
Pokitto 5:ea7377f3d1af 83
Pokitto 5:ea7377f3d1af 84 WEAK void mbed_mac_address(char *mac) {
Pokitto 5:ea7377f3d1af 85 #if DEVICE_SEMIHOST
Pokitto 5:ea7377f3d1af 86 char uid[DEVICE_ID_LENGTH + 1];
Pokitto 5:ea7377f3d1af 87 int i;
Pokitto 5:ea7377f3d1af 88
Pokitto 5:ea7377f3d1af 89 // if we have a UID, extract the MAC
Pokitto 5:ea7377f3d1af 90 if (mbed_interface_uid(uid) == 0) {
Pokitto 5:ea7377f3d1af 91 char *p = uid;
Pokitto 5:ea7377f3d1af 92 #if defined(DEVICE_MAC_OFFSET)
Pokitto 5:ea7377f3d1af 93 p += DEVICE_MAC_OFFSET;
Pokitto 5:ea7377f3d1af 94 #endif
Pokitto 5:ea7377f3d1af 95 for (i=0; i<6; i++) {
Pokitto 5:ea7377f3d1af 96 int byte;
Pokitto 5:ea7377f3d1af 97 sscanf(p, "%2x", &byte);
Pokitto 5:ea7377f3d1af 98 mac[i] = byte;
Pokitto 5:ea7377f3d1af 99 p += 2;
Pokitto 5:ea7377f3d1af 100 }
Pokitto 5:ea7377f3d1af 101 mac[0] &= ~0x01; // reset the IG bit in the address; see IEE 802.3-2002, Section 3.2.3(b)
Pokitto 5:ea7377f3d1af 102 } else { // else return a default MAC
Pokitto 5:ea7377f3d1af 103 #endif
Pokitto 5:ea7377f3d1af 104 mac[0] = 0x00;
Pokitto 5:ea7377f3d1af 105 mac[1] = 0x02;
Pokitto 5:ea7377f3d1af 106 mac[2] = 0xF7;
Pokitto 5:ea7377f3d1af 107 mac[3] = 0xF0;
Pokitto 5:ea7377f3d1af 108 mac[4] = 0x00;
Pokitto 5:ea7377f3d1af 109 mac[5] = 0x00;
Pokitto 5:ea7377f3d1af 110 #if DEVICE_SEMIHOST
Pokitto 5:ea7377f3d1af 111 }
Pokitto 5:ea7377f3d1af 112 #endif
Pokitto 5:ea7377f3d1af 113 }