Thierry Pébayle / mbed-STM32F030K6

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targets/hal/TARGET_WIZNET/TARGET_W7500x/gpio_object.h@558:0880f51c4036, 2015-06-03 (annotated)

Committer:
mbed_official
Date:
Wed Jun 03 09:00:09 2015 +0100
Revision:
558:0880f51c4036
Synchronized with git revision 927c31ab8457cfef0ee8a8316117b7a41fd79133



Full URL: https://github.com/mbedmicro/mbed/commit/927c31ab8457cfef0ee8a8316117b7a41fd79133/



Add WIZwiki-W7500

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 558:0880f51c4036 1 /* mbed Microcontroller Library
mbed_official 558:0880f51c4036 2 *******************************************************************************
mbed_official 558:0880f51c4036 3 * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved.
mbed_official 558:0880f51c4036 4 * All rights reserved.
mbed_official 558:0880f51c4036 5 *
mbed_official 558:0880f51c4036 6 * Redistribution and use in source and binary forms, with or without
mbed_official 558:0880f51c4036 7 * modification, are permitted provided that the following conditions are met:
mbed_official 558:0880f51c4036 8 *
mbed_official 558:0880f51c4036 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 558:0880f51c4036 10 * this list of conditions and the following disclaimer.
mbed_official 558:0880f51c4036 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 558:0880f51c4036 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 558:0880f51c4036 13 * and/or other materials provided with the distribution.
mbed_official 558:0880f51c4036 14 * 3. Neither the name of ARM Limited nor the names of its contributors
mbed_official 558:0880f51c4036 15 * may be used to endorse or promote products derived from this software
mbed_official 558:0880f51c4036 16 * without specific prior written permission.
mbed_official 558:0880f51c4036 17 *
mbed_official 558:0880f51c4036 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 558:0880f51c4036 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 558:0880f51c4036 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 558:0880f51c4036 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 558:0880f51c4036 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 558:0880f51c4036 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 558:0880f51c4036 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 558:0880f51c4036 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 558:0880f51c4036 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 558:0880f51c4036 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 558:0880f51c4036 28 *******************************************************************************
mbed_official 558:0880f51c4036 29 */
mbed_official 558:0880f51c4036 30
mbed_official 558:0880f51c4036 31 #ifndef MBED_GPIO_OBJECT_H
mbed_official 558:0880f51c4036 32 #define MBED_GPIO_OBJECT_H
mbed_official 558:0880f51c4036 33
mbed_official 558:0880f51c4036 34 #include "mbed_assert.h"
mbed_official 558:0880f51c4036 35
mbed_official 558:0880f51c4036 36 #ifdef __cplusplus
mbed_official 558:0880f51c4036 37 extern "C" {
mbed_official 558:0880f51c4036 38 #endif
mbed_official 558:0880f51c4036 39
mbed_official 558:0880f51c4036 40 typedef struct {
mbed_official 558:0880f51c4036 41 PinName pin;
mbed_official 558:0880f51c4036 42 uint32_t mask;
mbed_official 558:0880f51c4036 43 uint32_t direction;
mbed_official 558:0880f51c4036 44 __IO uint32_t *reg_data_in;
mbed_official 558:0880f51c4036 45 } gpio_t;
mbed_official 558:0880f51c4036 46
mbed_official 558:0880f51c4036 47
mbed_official 558:0880f51c4036 48 extern uint32_t Get_GPIO_BaseAddress(uint32_t port_idx);
mbed_official 558:0880f51c4036 49
mbed_official 558:0880f51c4036 50
mbed_official 558:0880f51c4036 51 static inline void gpio_write(gpio_t *obj, int value) {
mbed_official 558:0880f51c4036 52 MBED_ASSERT(obj->pin != (PinName)NC);
mbed_official 558:0880f51c4036 53
mbed_official 558:0880f51c4036 54 uint32_t port_index = WIZ_PORT(obj->pin);
mbed_official 558:0880f51c4036 55 uint32_t pin_index = WIZ_PIN(obj->pin);
mbed_official 558:0880f51c4036 56
mbed_official 558:0880f51c4036 57 uint32_t gpio_add = Get_GPIO_BaseAddress(port_index);
mbed_official 558:0880f51c4036 58 GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
mbed_official 558:0880f51c4036 59
mbed_official 558:0880f51c4036 60
mbed_official 558:0880f51c4036 61 if (value)
mbed_official 558:0880f51c4036 62 {
mbed_official 558:0880f51c4036 63 HAL_GPIO_SetBits(gpio,(0x01 << pin_index));
mbed_official 558:0880f51c4036 64 }
mbed_official 558:0880f51c4036 65 else
mbed_official 558:0880f51c4036 66 {
mbed_official 558:0880f51c4036 67 HAL_GPIO_ResetBits(gpio,(0x01 << pin_index));
mbed_official 558:0880f51c4036 68 }
mbed_official 558:0880f51c4036 69 }
mbed_official 558:0880f51c4036 70
mbed_official 558:0880f51c4036 71 static inline int gpio_read(gpio_t *obj) {
mbed_official 558:0880f51c4036 72 int ret;
mbed_official 558:0880f51c4036 73
mbed_official 558:0880f51c4036 74 MBED_ASSERT(obj->pin != (PinName)NC);
mbed_official 558:0880f51c4036 75
mbed_official 558:0880f51c4036 76 uint32_t port_index = WIZ_PORT(obj->pin);
mbed_official 558:0880f51c4036 77
mbed_official 558:0880f51c4036 78 uint32_t gpio_add = Get_GPIO_BaseAddress(port_index);
mbed_official 558:0880f51c4036 79 GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
mbed_official 558:0880f51c4036 80
mbed_official 558:0880f51c4036 81 if(obj->direction == PIN_OUTPUT)
mbed_official 558:0880f51c4036 82 {
mbed_official 558:0880f51c4036 83 ret = ( HAL_GPIO_ReadOutputData(gpio) & obj->mask ) ? 1 : 0;
mbed_official 558:0880f51c4036 84 }
mbed_official 558:0880f51c4036 85 else
mbed_official 558:0880f51c4036 86 {
mbed_official 558:0880f51c4036 87 ret = ((*obj->reg_data_in & obj->mask) ? 1 : 0);
mbed_official 558:0880f51c4036 88 }
mbed_official 558:0880f51c4036 89
mbed_official 558:0880f51c4036 90 return ret;
mbed_official 558:0880f51c4036 91 }
mbed_official 558:0880f51c4036 92
mbed_official 558:0880f51c4036 93 static inline int gpio_is_connected(const gpio_t *obj) {
mbed_official 558:0880f51c4036 94 return obj->pin != (PinName)NC;
mbed_official 558:0880f51c4036 95 }
mbed_official 558:0880f51c4036 96
mbed_official 558:0880f51c4036 97 #ifdef __cplusplus
mbed_official 558:0880f51c4036 98 }
mbed_official 558:0880f51c4036 99 #endif
mbed_official 558:0880f51c4036 100
mbed_official 558:0880f51c4036 101 #endif