first add sdk

component/common/mbed/hal/port_api.h

@@ -0,0 +1,116 @@
+/** mbed Microcontroller Library
+  ******************************************************************************
+  * @file    port_api.h
+  * @author 
+  * @version V1.0.0
+  * @brief   This file provides following mbed GPIO PORT API
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2006-2013 ARM Limited
+  *
+  * 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.
+  ****************************************************************************** 
+  */
+#ifndef MBED_PORTMAP_H
+#define MBED_PORTMAP_H
+
+#include "device.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** @addtogroup port PORT
+ *  @ingroup    hal
+ *  @brief      port functions
+ *  @{
+ */
+
+///@name Ameba Common
+///@{
+
+typedef struct port_s port_t;
+
+/**
+  * @brief  Initializes the GPIO device port, include data direction registers.
+  * @param  obj: gpio port object define in application software.
+  * @param  port: PortName according to pinmux spec, this parameter can be one of the following values:
+  *		@arg PortA: port A, has 32 pins
+  *		@arg PortB: port B, has 7 pins
+  * @param  mask: One bit one gpio pin, select one or multiple pins of the specified port.
+  * @param  dir: gpio port direction, this parameter can be one of the following values:
+  *		@arg PIN_INPUT: port pins are input
+  *		@arg PIN_OUTPUT: port pins are output
+  * @retval none
+  */
+void port_init(port_t *obj, PortName port, int mask, PinDirection dir);
+
+/**
+  * @brief  Get GPIO port pin name
+  * @param  port: PortName according to pinmux spec, this parameter can be one of the following values:
+  *		@arg PortA: port number is A, has 32 pins
+  *		@arg PortB: port number is B, has 7 pins
+  * @param  pin_n: pin number.
+  * @retval none
+  * @note  pin_n must be set to a value in the 0~31 range when PortA
+  * @note  pin_n must be set to a value in the 0~6 range when PortB
+  */
+PinName port_pin(PortName port, int pin_n);
+
+/**
+  * @brief  Configure GPIO port pins pull up/pull down.
+  * @param  obj: gpio port object define in application software.
+  * @param  mode: this parameter can be one of the following values:
+  *		@arg PullNone: HighZ
+  *		@arg OpenDrain(is OpenDrain output): no pull + OUT + GPIO[gpio_bit] = 0  
+  *		@arg PullDown: pull down
+  *		@arg PullUp: pull up
+  * @retval none  
+  */
+void port_mode(port_t *obj, PinMode mode);
+
+/**
+  * @brief  Set GPIO port pins data direction.
+  * @param  obj: gpio port object define in application software.
+  * @param  dir: this parameter can be one of the following values:
+  *		@arg PIN_INPUT: port pins are input
+  *		@arg PIN_OUTPUT: port pins are output  
+  * @retval none  
+  */
+void port_dir(port_t *obj, PinDirection dir);
+
+/**
+  * @brief  Sets value to the selected port pins.
+  * @param  obj: gpio port object define in application software.
+  * @param  value: One bit one gpio pin, set value to one or multiple pins of the specified port.
+  * @retval none  
+  * @note corresponding bit is 1, pin state set to high; corresponding bit is 0, pin state set to low
+  */
+void port_write(port_t *obj, int value);
+
+/**
+  * @brief  Reads the specified gpio port pins.
+  * @param  obj: gpio port object define in application software.
+  * @retval : state of the specified gpio port pins
+  * @note corresponding bit is 1, pin state is high; corresponding bit is 0, pin state is low
+  */
+int port_read(port_t *obj);
+
+///@}
+/*\@}*/
+#ifdef __cplusplus
+}
+#endif
+
+#endif