mbed library sources. Supersedes mbed-src.
Fork of mbed by
Diff: targets/hal/TARGET_WIZNET/TARGET_W7500x/port_api.c
- Revision:
- 144:ef7eb2e8f9f7
- Parent:
- 0:9b334a45a8ff
diff -r 423e1876dc07 -r ef7eb2e8f9f7 targets/hal/TARGET_WIZNET/TARGET_W7500x/port_api.c --- a/targets/hal/TARGET_WIZNET/TARGET_W7500x/port_api.c Tue Aug 02 14:07:36 2016 +0000 +++ b/targets/hal/TARGET_WIZNET/TARGET_W7500x/port_api.c Fri Sep 02 15:07:44 2016 +0100 @@ -1,111 +1,111 @@ -/* mbed Microcontroller Library - ******************************************************************************* - * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of ARM Limited nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - ******************************************************************************* - */ - -#include "port_api.h" -#include "pinmap.h" -#include "gpio_api.h" -#include "mbed_error.h" - -#if DEVICE_PORTIN || DEVICE_PORTOUT - -extern uint32_t Get_GPIO_BaseAddress(uint32_t port_idx); - -//port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, ...) -PinName port_pin(PortName port, int pin_n) -{ - int af_num = 0; - - if( (port == 2) && ((pin_n == 0) || (pin_n == 1) || (pin_n == 4) || (pin_n == 8) || (pin_n == 9)) ) - { - af_num = 1; - } - - - return (PinName)(pin_n + (port << 4) + (af_num << 8)); -} - -void port_init(port_t *obj, PortName port, int mask, PinDirection dir) -{ - uint32_t port_num = (uint32_t)port; - - // Enable GPIO clock - GPIO_TypeDef *gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num); - - - // Fill PORT object structure for future use - obj->port = port; - obj->mask = mask; - obj->direction = dir; - obj->reg_in = &gpio->DATA; - obj->reg_out = &gpio->DATAOUT; - - port_dir(obj, dir); -} - -void port_dir(port_t *obj, PinDirection dir) -{ - uint32_t i; - obj->direction = dir; - for (i = 0; i < 16; i++) { // Process all pins - if (obj->mask & (1 << i)) { // If the pin is used - if (dir == PIN_OUTPUT) { - pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_OUTPUT, WIZ_GPIO_NOPULL, 0)); - } else { // PIN_INPUT - pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_INPUT, WIZ_GPIO_NOPULL, 0)); - } - } - } -} - -void port_mode(port_t *obj, PinMode mode) -{ - uint32_t i; - for (i = 0; i < 16; i++) { // Process all pins - if (obj->mask & (1 << i)) { // If the pin is used - pin_mode(port_pin(obj->port, i), mode); - } - } -} - -void port_write(port_t *obj, int value) -{ - *obj->reg_out = (*obj->reg_out & ~obj->mask) | (value & obj->mask); -} - -int port_read(port_t *obj) -{ - if (obj->direction == PIN_OUTPUT) { - return (*obj->reg_out & obj->mask); - } else { // PIN_INPUT - return (*obj->reg_in & obj->mask); - } -} - -#endif +/* mbed Microcontroller Library + ******************************************************************************* + * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of ARM Limited nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + ******************************************************************************* + */ + +#include "port_api.h" +#include "pinmap.h" +#include "gpio_api.h" +#include "mbed_error.h" + +#if DEVICE_PORTIN || DEVICE_PORTOUT + +extern uint32_t Get_GPIO_BaseAddress(uint32_t port_idx); + +//port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, ...) +PinName port_pin(PortName port, int pin_n) +{ + int af_num = 0; + + if( (port == 2) && ((pin_n == 0) || (pin_n == 1) || (pin_n == 4) || (pin_n == 8) || (pin_n == 9)) ) + { + af_num = 1; + } + + + return (PinName)(pin_n + (port << 4) + (af_num << 8)); +} + +void port_init(port_t *obj, PortName port, int mask, PinDirection dir) +{ + uint32_t port_num = (uint32_t)port; + + // Enable GPIO clock + GPIO_TypeDef *gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num); + + + // Fill PORT object structure for future use + obj->port = port; + obj->mask = mask; + obj->direction = dir; + obj->reg_in = &gpio->DATA; + obj->reg_out = &gpio->DATAOUT; + + port_dir(obj, dir); +} + +void port_dir(port_t *obj, PinDirection dir) +{ + uint32_t i; + obj->direction = dir; + for (i = 0; i < 16; i++) { // Process all pins + if (obj->mask & (1 << i)) { // If the pin is used + if (dir == PIN_OUTPUT) { + pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_OUTPUT, WIZ_GPIO_NOPULL, 0)); + } else { // PIN_INPUT + pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_INPUT, WIZ_GPIO_NOPULL, 0)); + } + } + } +} + +void port_mode(port_t *obj, PinMode mode) +{ + uint32_t i; + for (i = 0; i < 16; i++) { // Process all pins + if (obj->mask & (1 << i)) { // If the pin is used + pin_mode(port_pin(obj->port, i), mode); + } + } +} + +void port_write(port_t *obj, int value) +{ + *obj->reg_out = (*obj->reg_out & ~obj->mask) | (value & obj->mask); +} + +int port_read(port_t *obj) +{ + if (obj->direction == PIN_OUTPUT) { + return (*obj->reg_out & obj->mask); + } else { // PIN_INPUT + return (*obj->reg_in & obj->mask); + } +} + +#endif