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mock: added mraa mock platform infra and GPIO implementation

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Mock platform allows one to use mraa without having any real HW.

This commit makes necessary foundational changes and implements
GPIO functionality as well as adds respective tests.

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Alex Tereschenko
2016-06-26 17:55:14 +02:00
committed by Brendan Le Foll
parent 593fd0be54
commit bcb6adc551
24 changed files with 827 additions and 8 deletions
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40
include/mock/mock_board.h Normal file
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@@ -0,0 +1,40 @@
/*
* Author: Alex Tereschenko <alext.mkrs@gmail.com>
* Copyright (c) 2016 Alex Tereschenko.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#include "mraa_internal.h"
#define MRAA_MOCK_PINCOUNT 1
mraa_board_t*
mraa_mock_board();
#ifdef __cplusplus
}
#endif

3
include/mraa_adv_func.h
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@@ -48,6 +48,7 @@ typedef struct {
mraa_result_t (*gpio_dir_replace) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
mraa_result_t (*gpio_dir_pre) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
mraa_result_t (*gpio_dir_post) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
mraa_result_t (*gpio_read_dir_replace) (mraa_gpio_context dev, mraa_gpio_dir_t *dir);
int (*gpio_read_replace) (mraa_gpio_context dev);
mraa_result_t (*gpio_write_replace) (mraa_gpio_context dev, int value);
@@ -56,6 +57,8 @@ typedef struct {
mraa_result_t (*gpio_mmap_setup) (mraa_gpio_context dev, mraa_boolean_t en);
mraa_result_t (*gpio_interrupt_handler_init_replace) (mraa_gpio_context dev);
mraa_result_t (*gpio_wait_interrupt_replace) (mraa_gpio_context dev);
mraa_result_t (*gpio_isr_replace) (mraa_gpio_context dev, mraa_gpio_edge_t mode, void (*fptr)(void*), void* args);
mraa_result_t (*gpio_isr_exit_replace) (mraa_gpio_context dev);
mraa_result_t (*i2c_init_pre) (unsigned int bus);
mraa_result_t (*i2c_init_bus_replace) (mraa_i2c_context dev);

7
include/mraa_internal.h
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@@ -62,6 +62,13 @@ mraa_platform_t mraa_x86_platform();
*/
mraa_platform_t mraa_arm_platform();
/**
* setup a mock platform
*
* @return mraa_platform_t of the init'ed platform
*/
mraa_platform_t mraa_mock_platform();
/**
* runtime detect running usb platform extender
*

4
include/mraa_internal_types.h
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@@ -71,6 +71,10 @@ struct _gpio {
mraa_result_t (*mmap_write) (mraa_gpio_context dev, int value);
int (*mmap_read) (mraa_gpio_context dev);
mraa_adv_func_t* advance_func; /**< override function table */
#if defined(MOCKPLAT)
mraa_gpio_dir_t mock_dir; /**< mock direction of the pin */
int mock_state; /**< mock state of the pin */
#endif
/*@}*/
};