NuMaker Transfer data UART to Ethernet
Fork of Serial-to-Ethernet by
BufferSerial/MyUnbufferedSerial.cpp@9:b300117f3ed7, 19 months ago (annotated)
- Committer:
- cyliang
- Date:
- Mon Mar 06 05:36:05 2023 +0000
- Revision:
- 9:b300117f3ed7
- Parent:
- 6:014b1a469aed
Add M467 serial list
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 1 | /* mbed Microcontroller Library |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 2 | * Copyright (c) 2006-2019 ARM Limited |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 3 | * SPDX-License-Identifier: Apache-2.0 |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 4 | * |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 6 | * you may not use this file except in compliance with the License. |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 7 | * You may obtain a copy of the License at |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 8 | * |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 10 | * |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 11 | * Unless required by applicable law or agreed to in writing, software |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 14 | * See the License for the specific language governing permissions and |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 15 | * limitations under the License. |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 16 | */ |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 17 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 18 | #include "MyUnbufferedSerial.h" |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 19 | #if (MBED_MAJOR_VERSION >= 6) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 20 | #if DEVICE_SERIAL |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 21 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 22 | #include "platform/mbed_critical.h" |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 23 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 24 | namespace mbed { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 25 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 26 | MyUnbufferedSerial::MyUnbufferedSerial( |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 27 | PinName tx, |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 28 | PinName rx, |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 29 | int baud |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 30 | ) : SerialBase(tx, rx, baud) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 31 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 32 | // No lock needed in the constructor |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 33 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 34 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 35 | MyUnbufferedSerial::MyUnbufferedSerial( |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 36 | const serial_pinmap_t &static_pinmap, int baud |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 37 | ) : SerialBase(static_pinmap, baud) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 38 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 39 | // No lock needed in the constructor |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 40 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 41 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 42 | ssize_t MyUnbufferedSerial::write(const void *buffer, size_t size) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 43 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 44 | const unsigned char *buf = static_cast<const unsigned char *>(buffer); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 45 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 46 | if (size == 0) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 47 | return 0; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 48 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 49 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 50 | bool lock_api = !core_util_in_critical_section(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 51 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 52 | if (lock_api) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 53 | lock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 54 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 55 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 56 | for (size_t i = 0; i < size; i++) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 57 | _base_putc(buf[i]); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 58 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 59 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 60 | if (lock_api) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 61 | unlock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 62 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 63 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 64 | return size; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 65 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 66 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 67 | ssize_t MyUnbufferedSerial::read(void *buffer, size_t size) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 68 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 69 | unsigned char *buf = static_cast<unsigned char *>(buffer); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 70 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 71 | if (size == 0) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 72 | return 0; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 73 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 74 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 75 | lock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 76 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 77 | buf[0] = _base_getc(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 78 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 79 | unlock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 80 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 81 | return 1; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 82 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 83 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 84 | short MyUnbufferedSerial::poll(short events) const |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 85 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 86 | short revents = 0; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 87 | if ( |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 88 | (events & POLLIN) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 89 | && (const_cast <MyUnbufferedSerial *>(this))->SerialBase::readable() |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 90 | ) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 91 | revents |= POLLIN; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 92 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 93 | if ( |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 94 | (events & POLLOUT) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 95 | && (const_cast <MyUnbufferedSerial *>(this))->SerialBase::writeable() |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 96 | ) { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 97 | revents |= POLLOUT; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 98 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 99 | return revents; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 100 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 101 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 102 | int MyUnbufferedSerial::enable_input(bool enabled) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 103 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 104 | SerialBase::enable_input(enabled); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 105 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 106 | return 0; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 107 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 108 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 109 | int MyUnbufferedSerial::enable_output(bool enabled) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 110 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 111 | SerialBase::enable_output(enabled); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 112 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 113 | return 0; |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 114 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 115 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 116 | #if DEVICE_SERIAL_FC |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 117 | void MyUnbufferedSerial::set_flow_control(Flow type, PinName flow1, PinName flow2) |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 118 | { |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 119 | lock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 120 | SerialBase::set_flow_control(type, flow1, flow2); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 121 | unlock(); |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 122 | } |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 123 | #endif // DEVICE_SERIAL_FC |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 124 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 125 | } // namespace mbed |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 126 | |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 127 | #endif // #if DEVICE_SERIAL |
SHLIU1@OANBE02333.nuvoton.com | 6:014b1a469aed | 128 | #endif // (MBED_MAJOR_VERSION >= 6 ) |