spinal cord / PokittoLib_

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

mbed-pokitto/common/pinmap_common.c@64:6e6c6c2b664e, 2018-11-18 (annotated)

Committer:
spinal
Date:
Sun Nov 18 15:47:54 2018 +0000
Revision:
64:6e6c6c2b664e
Parent:
5:ea7377f3d1af 
added fix for directrectangle()

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 "pinmap.h"
Pokitto 5:ea7377f3d1af 17 #include "mbed_error.h"
Pokitto 5:ea7377f3d1af 18
Pokitto 5:ea7377f3d1af 19 void pinmap_pinout(PinName pin, const PinMap *map) {
Pokitto 5:ea7377f3d1af 20 if (pin == NC)
Pokitto 5:ea7377f3d1af 21 return;
Pokitto 5:ea7377f3d1af 22
Pokitto 5:ea7377f3d1af 23 while (map->pin != NC) {
Pokitto 5:ea7377f3d1af 24 if (map->pin == pin) {
Pokitto 5:ea7377f3d1af 25 pin_function(pin, map->function);
Pokitto 5:ea7377f3d1af 26
Pokitto 5:ea7377f3d1af 27 pin_mode(pin, PullNone);
Pokitto 5:ea7377f3d1af 28 return;
Pokitto 5:ea7377f3d1af 29 }
Pokitto 5:ea7377f3d1af 30 map++;
Pokitto 5:ea7377f3d1af 31 }
Pokitto 5:ea7377f3d1af 32 error("could not pinout");
Pokitto 5:ea7377f3d1af 33 }
Pokitto 5:ea7377f3d1af 34
Pokitto 5:ea7377f3d1af 35 uint32_t pinmap_merge(uint32_t a, uint32_t b) {
Pokitto 5:ea7377f3d1af 36 // both are the same (inc both NC)
Pokitto 5:ea7377f3d1af 37 if (a == b)
Pokitto 5:ea7377f3d1af 38 return a;
Pokitto 5:ea7377f3d1af 39
Pokitto 5:ea7377f3d1af 40 // one (or both) is not connected
Pokitto 5:ea7377f3d1af 41 if (a == (uint32_t)NC)
Pokitto 5:ea7377f3d1af 42 return b;
Pokitto 5:ea7377f3d1af 43 if (b == (uint32_t)NC)
Pokitto 5:ea7377f3d1af 44 return a;
Pokitto 5:ea7377f3d1af 45
Pokitto 5:ea7377f3d1af 46 // mis-match error case
Pokitto 5:ea7377f3d1af 47 error("pinmap mis-match");
Pokitto 5:ea7377f3d1af 48 return (uint32_t)NC;
Pokitto 5:ea7377f3d1af 49 }
Pokitto 5:ea7377f3d1af 50
Pokitto 5:ea7377f3d1af 51 uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) {
Pokitto 5:ea7377f3d1af 52 while (map->pin != NC) {
Pokitto 5:ea7377f3d1af 53 if (map->pin == pin)
Pokitto 5:ea7377f3d1af 54 return map->peripheral;
Pokitto 5:ea7377f3d1af 55 map++;
Pokitto 5:ea7377f3d1af 56 }
Pokitto 5:ea7377f3d1af 57 return (uint32_t)NC;
Pokitto 5:ea7377f3d1af 58 }
Pokitto 5:ea7377f3d1af 59
Pokitto 5:ea7377f3d1af 60 uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
Pokitto 5:ea7377f3d1af 61 uint32_t peripheral = (uint32_t)NC;
Pokitto 5:ea7377f3d1af 62
Pokitto 5:ea7377f3d1af 63 if (pin == (PinName)NC)
Pokitto 5:ea7377f3d1af 64 return (uint32_t)NC;
Pokitto 5:ea7377f3d1af 65 peripheral = pinmap_find_peripheral(pin, map);
Pokitto 5:ea7377f3d1af 66 if ((uint32_t)NC == peripheral) // no mapping available
Pokitto 5:ea7377f3d1af 67 error("pinmap not found for peripheral");
Pokitto 5:ea7377f3d1af 68 return peripheral;
Pokitto 5:ea7377f3d1af 69 }
Pokitto 5:ea7377f3d1af 70
Pokitto 5:ea7377f3d1af 71 uint32_t pinmap_find_function(PinName pin, const PinMap* map) {
Pokitto 5:ea7377f3d1af 72 while (map->pin != NC) {
Pokitto 5:ea7377f3d1af 73 if (map->pin == pin)
Pokitto 5:ea7377f3d1af 74 return map->function;
Pokitto 5:ea7377f3d1af 75 map++;
Pokitto 5:ea7377f3d1af 76 }
Pokitto 5:ea7377f3d1af 77 return (uint32_t)NC;
Pokitto 5:ea7377f3d1af 78 }
Pokitto 5:ea7377f3d1af 79
Pokitto 5:ea7377f3d1af 80 uint32_t pinmap_function(PinName pin, const PinMap* map) {
Pokitto 5:ea7377f3d1af 81 uint32_t function = (uint32_t)NC;
Pokitto 5:ea7377f3d1af 82
Pokitto 5:ea7377f3d1af 83 if (pin == (PinName)NC)
Pokitto 5:ea7377f3d1af 84 return (uint32_t)NC;
Pokitto 5:ea7377f3d1af 85 function = pinmap_find_function(pin, map);
Pokitto 5:ea7377f3d1af 86 if ((uint32_t)NC == function) // no mapping available
Pokitto 5:ea7377f3d1af 87 error("pinmap not found for function");
Pokitto 5:ea7377f3d1af 88 return function;
Pokitto 5:ea7377f3d1af 89 }