mbed library sources, include can_api for nucleo-f091rc
Dependents: CanNucleoF0_example
Fork of mbed-src by
targets/hal/TARGET_WIZNET/TARGET_W7500x/port_api.c@645:13c87cbecd54, 2016-01-07 (annotated)
- Committer:
- ptpaterson
- Date:
- Thu Jan 07 05:49:05 2016 +0000
- Revision:
- 645:13c87cbecd54
- Parent:
- 567:a97fd0eca828
corrected freeze on CAN_RECEIVE_IT
Who changed what in which revision?
User | Revision | Line number | New 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 | #include "port_api.h" |
mbed_official | 558:0880f51c4036 | 32 | #include "pinmap.h" |
mbed_official | 558:0880f51c4036 | 33 | #include "gpio_api.h" |
mbed_official | 558:0880f51c4036 | 34 | #include "mbed_error.h" |
mbed_official | 558:0880f51c4036 | 35 | |
mbed_official | 558:0880f51c4036 | 36 | #if DEVICE_PORTIN || DEVICE_PORTOUT |
mbed_official | 558:0880f51c4036 | 37 | |
mbed_official | 558:0880f51c4036 | 38 | extern uint32_t Get_GPIO_BaseAddress(uint32_t port_idx); |
mbed_official | 558:0880f51c4036 | 39 | |
mbed_official | 558:0880f51c4036 | 40 | //port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, ...) |
mbed_official | 558:0880f51c4036 | 41 | PinName port_pin(PortName port, int pin_n) |
mbed_official | 558:0880f51c4036 | 42 | { |
mbed_official | 558:0880f51c4036 | 43 | int af_num = 0; |
mbed_official | 558:0880f51c4036 | 44 | |
mbed_official | 558:0880f51c4036 | 45 | if( (port == 2) && ((pin_n == 0) || (pin_n == 1) || (pin_n == 4) || (pin_n == 8) || (pin_n == 9)) ) |
mbed_official | 558:0880f51c4036 | 46 | { |
mbed_official | 558:0880f51c4036 | 47 | af_num = 1; |
mbed_official | 558:0880f51c4036 | 48 | } |
mbed_official | 558:0880f51c4036 | 49 | |
mbed_official | 558:0880f51c4036 | 50 | |
mbed_official | 558:0880f51c4036 | 51 | return (PinName)(pin_n + (port << 4) + (af_num << 8)); |
mbed_official | 558:0880f51c4036 | 52 | } |
mbed_official | 558:0880f51c4036 | 53 | |
mbed_official | 558:0880f51c4036 | 54 | void port_init(port_t *obj, PortName port, int mask, PinDirection dir) |
mbed_official | 558:0880f51c4036 | 55 | { |
mbed_official | 567:a97fd0eca828 | 56 | uint32_t port_num = (uint32_t)port; |
mbed_official | 558:0880f51c4036 | 57 | |
mbed_official | 558:0880f51c4036 | 58 | // Enable GPIO clock |
mbed_official | 567:a97fd0eca828 | 59 | GPIO_TypeDef *gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num); |
mbed_official | 567:a97fd0eca828 | 60 | |
mbed_official | 558:0880f51c4036 | 61 | |
mbed_official | 558:0880f51c4036 | 62 | // Fill PORT object structure for future use |
mbed_official | 558:0880f51c4036 | 63 | obj->port = port; |
mbed_official | 558:0880f51c4036 | 64 | obj->mask = mask; |
mbed_official | 558:0880f51c4036 | 65 | obj->direction = dir; |
mbed_official | 558:0880f51c4036 | 66 | obj->reg_in = &gpio->DATA; |
mbed_official | 558:0880f51c4036 | 67 | obj->reg_out = &gpio->DATAOUT; |
mbed_official | 558:0880f51c4036 | 68 | |
mbed_official | 558:0880f51c4036 | 69 | port_dir(obj, dir); |
mbed_official | 558:0880f51c4036 | 70 | } |
mbed_official | 558:0880f51c4036 | 71 | |
mbed_official | 558:0880f51c4036 | 72 | void port_dir(port_t *obj, PinDirection dir) |
mbed_official | 558:0880f51c4036 | 73 | { |
mbed_official | 558:0880f51c4036 | 74 | uint32_t i; |
mbed_official | 558:0880f51c4036 | 75 | obj->direction = dir; |
mbed_official | 558:0880f51c4036 | 76 | for (i = 0; i < 16; i++) { // Process all pins |
mbed_official | 558:0880f51c4036 | 77 | if (obj->mask & (1 << i)) { // If the pin is used |
mbed_official | 558:0880f51c4036 | 78 | if (dir == PIN_OUTPUT) { |
mbed_official | 558:0880f51c4036 | 79 | pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_OUTPUT, WIZ_GPIO_NOPULL, 0)); |
mbed_official | 558:0880f51c4036 | 80 | } else { // PIN_INPUT |
mbed_official | 558:0880f51c4036 | 81 | pin_function(port_pin(obj->port, i), WIZ_PIN_DATA(WIZ_MODE_INPUT, WIZ_GPIO_NOPULL, 0)); |
mbed_official | 558:0880f51c4036 | 82 | } |
mbed_official | 558:0880f51c4036 | 83 | } |
mbed_official | 558:0880f51c4036 | 84 | } |
mbed_official | 558:0880f51c4036 | 85 | } |
mbed_official | 558:0880f51c4036 | 86 | |
mbed_official | 558:0880f51c4036 | 87 | void port_mode(port_t *obj, PinMode mode) |
mbed_official | 558:0880f51c4036 | 88 | { |
mbed_official | 558:0880f51c4036 | 89 | uint32_t i; |
mbed_official | 558:0880f51c4036 | 90 | for (i = 0; i < 16; i++) { // Process all pins |
mbed_official | 558:0880f51c4036 | 91 | if (obj->mask & (1 << i)) { // If the pin is used |
mbed_official | 558:0880f51c4036 | 92 | pin_mode(port_pin(obj->port, i), mode); |
mbed_official | 558:0880f51c4036 | 93 | } |
mbed_official | 558:0880f51c4036 | 94 | } |
mbed_official | 558:0880f51c4036 | 95 | } |
mbed_official | 558:0880f51c4036 | 96 | |
mbed_official | 558:0880f51c4036 | 97 | void port_write(port_t *obj, int value) |
mbed_official | 558:0880f51c4036 | 98 | { |
mbed_official | 558:0880f51c4036 | 99 | *obj->reg_out = (*obj->reg_out & ~obj->mask) | (value & obj->mask); |
mbed_official | 558:0880f51c4036 | 100 | } |
mbed_official | 558:0880f51c4036 | 101 | |
mbed_official | 558:0880f51c4036 | 102 | int port_read(port_t *obj) |
mbed_official | 558:0880f51c4036 | 103 | { |
mbed_official | 558:0880f51c4036 | 104 | if (obj->direction == PIN_OUTPUT) { |
mbed_official | 558:0880f51c4036 | 105 | return (*obj->reg_out & obj->mask); |
mbed_official | 558:0880f51c4036 | 106 | } else { // PIN_INPUT |
mbed_official | 558:0880f51c4036 | 107 | return (*obj->reg_in & obj->mask); |
mbed_official | 558:0880f51c4036 | 108 | } |
mbed_official | 558:0880f51c4036 | 109 | } |
mbed_official | 558:0880f51c4036 | 110 | |
mbed_official | 558:0880f51c4036 | 111 | #endif |