0ef1717155
Some checks failed
Basic Checks / license-check (push) Has been cancelled
Basic Checks / include-check (push) Has been cancelled
Basic Checks / style-check (push) Has been cancelled
Basic Checks / docs-check (push) Has been cancelled
Basic Checks / python-tests (push) Has been cancelled
Basic Checks / pin-validation (push) Has been cancelled
Basic Checks / cmake-checks (push) Has been cancelled
Basic Checks / frozen-tools-check (push) Has been cancelled
Publish or Update docker image for head of branch / prepare-tags (push) Has been cancelled
Release or update docker image for a released mbed-os version / prepare-tags (push) Has been cancelled
Publish or Update docker image for head of branch / build-container (push) Has been cancelled
Publish or Update docker image for head of branch / test-container (linux/amd64) (push) Has been cancelled
Publish or Update docker image for head of branch / test-container (linux/arm64) (push) Has been cancelled
Publish or Update docker image for head of branch / deploy-container (push) Has been cancelled
Release or update docker image for a released mbed-os version / build-container (push) Has been cancelled
Release or update docker image for a released mbed-os version / test-container (linux/amd64) (push) Has been cancelled
Release or update docker image for a released mbed-os version / test-container (linux/arm64) (push) Has been cancelled
Release or update docker image for a released mbed-os version / deploy-container (push) Has been cancelled
Prune temporary docker images / prune-images (push) Has been cancelled
64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/***************************************************************************//**
|
|
* @file pinmap_function.c
|
|
*******************************************************************************
|
|
* @section License
|
|
* <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
|
|
*******************************************************************************
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
* not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
******************************************************************************/
|
|
|
|
#include "pinmap_function.h"
|
|
#include "PinNames.h"
|
|
#include "mbed_error.h"
|
|
|
|
/**
|
|
* Get the value of the function field for a pin in a pinmap
|
|
* @param pin A pin
|
|
* @param map A pinmap for a given peripheral
|
|
* @return Content of function field in pinmap for the given pin
|
|
*/
|
|
uint32_t pinmap_get_function_field(PinName pin, const PinMap *map)
|
|
{
|
|
while (map->pin != NC) {
|
|
if (map->pin == pin) {
|
|
return map->function;
|
|
}
|
|
map++;
|
|
}
|
|
return (uint32_t) NC;
|
|
}
|
|
|
|
/**
|
|
* Get the location a given peripheral is routed to from pin
|
|
* This is stored in the function field of the pinmap
|
|
* @param pin The pin
|
|
* @param map Pinmap for the given peripheral
|
|
* @return uint32 describing location (0, 1, 2, ...)
|
|
*/
|
|
uint32_t pin_location(PinName pin, const PinMap *map)
|
|
{
|
|
if (pin == (PinName) NC) {
|
|
return (uint32_t) NC;
|
|
}
|
|
|
|
uint32_t location = pinmap_get_function_field(pin, map);
|
|
if ((uint32_t) NC == location) { // no mapping available
|
|
error("location not found for pin");
|
|
}
|
|
return location;
|
|
}
|