Pokitto Community Team / Pokitto_

PokittoLib with changes to lcd refresh etc.

Dependents:   Pokittris

Fork of Pokitto by Pokitto Community Team

This is a fork by user @Spinal, and is used in Pokittris for testing. Do not import this to your own program.

mbed-pokitto/common/mbed_interface.c@11:02ad9c807a21, 2017-10-15 (annotated)

Committer:
spinal
Date:
Sun Oct 15 18:03:02 2017 +0000
Revision:
11:02ad9c807a21
Parent:
5:7e5c566b1760 
fixed 4color refreshRegion code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:7e5c566b1760 1 /* mbed Microcontroller Library
Pokitto 5:7e5c566b1760 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:7e5c566b1760 3 *
Pokitto 5:7e5c566b1760 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:7e5c566b1760 5 * you may not use this file except in compliance with the License.
Pokitto 5:7e5c566b1760 6 * You may obtain a copy of the License at
Pokitto 5:7e5c566b1760 7 *
Pokitto 5:7e5c566b1760 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:7e5c566b1760 9 *
Pokitto 5:7e5c566b1760 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:7e5c566b1760 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:7e5c566b1760 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:7e5c566b1760 13 * See the License for the specific language governing permissions and
Pokitto 5:7e5c566b1760 14 * limitations under the License.
Pokitto 5:7e5c566b1760 15 */
Pokitto 5:7e5c566b1760 16 #include <stdio.h>
Pokitto 5:7e5c566b1760 17 #include "mbed_interface.h"
Pokitto 5:7e5c566b1760 18
Pokitto 5:7e5c566b1760 19 #include "gpio_api.h"
Pokitto 5:7e5c566b1760 20 #include "wait_api.h"
Pokitto 5:7e5c566b1760 21 #include "semihost_api.h"
Pokitto 5:7e5c566b1760 22 #include "mbed_error.h"
Pokitto 5:7e5c566b1760 23 #include "toolchain.h"
Pokitto 5:7e5c566b1760 24
Pokitto 5:7e5c566b1760 25 #if DEVICE_SEMIHOST
Pokitto 5:7e5c566b1760 26
Pokitto 5:7e5c566b1760 27 // return true if a debugger is attached, indicating mbed interface is connected
Pokitto 5:7e5c566b1760 28 int mbed_interface_connected(void) {
Pokitto 5:7e5c566b1760 29 return semihost_connected();
Pokitto 5:7e5c566b1760 30 }
Pokitto 5:7e5c566b1760 31
Pokitto 5:7e5c566b1760 32 int mbed_interface_reset(void) {
Pokitto 5:7e5c566b1760 33 if (mbed_interface_connected()) {
Pokitto 5:7e5c566b1760 34 semihost_reset();
Pokitto 5:7e5c566b1760 35 return 0;
Pokitto 5:7e5c566b1760 36 } else {
Pokitto 5:7e5c566b1760 37 return -1;
Pokitto 5:7e5c566b1760 38 }
Pokitto 5:7e5c566b1760 39 }
Pokitto 5:7e5c566b1760 40
Pokitto 5:7e5c566b1760 41 WEAK int mbed_interface_uid(char *uid) {
Pokitto 5:7e5c566b1760 42 if (mbed_interface_connected()) {
Pokitto 5:7e5c566b1760 43 return semihost_uid(uid); // Returns 0 if successful, -1 on failure
Pokitto 5:7e5c566b1760 44 } else {
Pokitto 5:7e5c566b1760 45 uid[0] = 0;
Pokitto 5:7e5c566b1760 46 return -1;
Pokitto 5:7e5c566b1760 47 }
Pokitto 5:7e5c566b1760 48 }
Pokitto 5:7e5c566b1760 49
Pokitto 5:7e5c566b1760 50 int mbed_interface_disconnect(void) {
Pokitto 5:7e5c566b1760 51 int res;
Pokitto 5:7e5c566b1760 52 if (mbed_interface_connected()) {
Pokitto 5:7e5c566b1760 53 if ((res = semihost_disabledebug()) != 0)
Pokitto 5:7e5c566b1760 54 return res;
Pokitto 5:7e5c566b1760 55 while (mbed_interface_connected());
Pokitto 5:7e5c566b1760 56 return 0;
Pokitto 5:7e5c566b1760 57 } else {
Pokitto 5:7e5c566b1760 58 return -1;
Pokitto 5:7e5c566b1760 59 }
Pokitto 5:7e5c566b1760 60 }
Pokitto 5:7e5c566b1760 61
Pokitto 5:7e5c566b1760 62 int mbed_interface_powerdown(void) {
Pokitto 5:7e5c566b1760 63 int res;
Pokitto 5:7e5c566b1760 64 if (mbed_interface_connected()) {
Pokitto 5:7e5c566b1760 65 if ((res = semihost_powerdown()) != 0)
Pokitto 5:7e5c566b1760 66 return res;
Pokitto 5:7e5c566b1760 67 while (mbed_interface_connected());
Pokitto 5:7e5c566b1760 68 return 0;
Pokitto 5:7e5c566b1760 69 } else {
Pokitto 5:7e5c566b1760 70 return -1;
Pokitto 5:7e5c566b1760 71 }
Pokitto 5:7e5c566b1760 72 }
Pokitto 5:7e5c566b1760 73
Pokitto 5:7e5c566b1760 74 // for backward compatibility
Pokitto 5:7e5c566b1760 75 void mbed_reset(void) {
Pokitto 5:7e5c566b1760 76 mbed_interface_reset();
Pokitto 5:7e5c566b1760 77 }
Pokitto 5:7e5c566b1760 78
Pokitto 5:7e5c566b1760 79 WEAK int mbed_uid(char *uid) {
Pokitto 5:7e5c566b1760 80 return mbed_interface_uid(uid);
Pokitto 5:7e5c566b1760 81 }
Pokitto 5:7e5c566b1760 82 #endif
Pokitto 5:7e5c566b1760 83
Pokitto 5:7e5c566b1760 84 WEAK void mbed_mac_address(char *mac) {
Pokitto 5:7e5c566b1760 85 #if DEVICE_SEMIHOST
Pokitto 5:7e5c566b1760 86 char uid[DEVICE_ID_LENGTH + 1];
Pokitto 5:7e5c566b1760 87 int i;
Pokitto 5:7e5c566b1760 88
Pokitto 5:7e5c566b1760 89 // if we have a UID, extract the MAC
Pokitto 5:7e5c566b1760 90 if (mbed_interface_uid(uid) == 0) {
Pokitto 5:7e5c566b1760 91 char *p = uid;
Pokitto 5:7e5c566b1760 92 #if defined(DEVICE_MAC_OFFSET)
Pokitto 5:7e5c566b1760 93 p += DEVICE_MAC_OFFSET;
Pokitto 5:7e5c566b1760 94 #endif
Pokitto 5:7e5c566b1760 95 for (i=0; i<6; i++) {
Pokitto 5:7e5c566b1760 96 int byte;
Pokitto 5:7e5c566b1760 97 sscanf(p, "%2x", &byte);
Pokitto 5:7e5c566b1760 98 mac[i] = byte;
Pokitto 5:7e5c566b1760 99 p += 2;
Pokitto 5:7e5c566b1760 100 }
Pokitto 5:7e5c566b1760 101 mac[0] &= ~0x01; // reset the IG bit in the address; see IEE 802.3-2002, Section 3.2.3(b)
Pokitto 5:7e5c566b1760 102 } else { // else return a default MAC
Pokitto 5:7e5c566b1760 103 #endif
Pokitto 5:7e5c566b1760 104 mac[0] = 0x00;
Pokitto 5:7e5c566b1760 105 mac[1] = 0x02;
Pokitto 5:7e5c566b1760 106 mac[2] = 0xF7;
Pokitto 5:7e5c566b1760 107 mac[3] = 0xF0;
Pokitto 5:7e5c566b1760 108 mac[4] = 0x00;
Pokitto 5:7e5c566b1760 109 mac[5] = 0x00;
Pokitto 5:7e5c566b1760 110 #if DEVICE_SEMIHOST
Pokitto 5:7e5c566b1760 111 }
Pokitto 5:7e5c566b1760 112 #endif
Pokitto 5:7e5c566b1760 113 }