Gary Servin / MODSERIAL

MOODSERIAL personal fork

Dependents:   rosserial_mbed_lib

Fork of MODSERIAL by Andy K

INIT.cpp@26:e7c08c670ef4, 2014-04-30 (annotated)

Committer:
garyservin
Date:
Wed Apr 30 00:34:41 2014 +0000
Revision:
26:e7c08c670ef4
Parent:
25:ae0408ebdd68 
Added support for KL25Z

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AjK 0:eb2522b41db8 1 /*
AjK 0:eb2522b41db8 2 Copyright (c) 2010 Andy Kirkham
AjK 0:eb2522b41db8 3
AjK 0:eb2522b41db8 4 Permission is hereby granted, free of charge, to any person obtaining a copy
AjK 0:eb2522b41db8 5 of this software and associated documentation files (the "Software"), to deal
AjK 0:eb2522b41db8 6 in the Software without restriction, including without limitation the rights
AjK 0:eb2522b41db8 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
AjK 0:eb2522b41db8 8 copies of the Software, and to permit persons to whom the Software is
AjK 0:eb2522b41db8 9 furnished to do so, subject to the following conditions:
AjK 0:eb2522b41db8 10
AjK 0:eb2522b41db8 11 The above copyright notice and this permission notice shall be included in
AjK 0:eb2522b41db8 12 all copies or substantial portions of the Software.
AjK 0:eb2522b41db8 13
AjK 0:eb2522b41db8 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
AjK 0:eb2522b41db8 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
AjK 0:eb2522b41db8 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AjK 0:eb2522b41db8 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
AjK 0:eb2522b41db8 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
AjK 0:eb2522b41db8 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
AjK 0:eb2522b41db8 20 THE SOFTWARE.
AjK 0:eb2522b41db8 21 */
AjK 0:eb2522b41db8 22
AjK 0:eb2522b41db8 23 #include "MODSERIAL.h"
AjK 0:eb2522b41db8 24 #include "MACROS.h"
AjK 0:eb2522b41db8 25
AjK 24:9c456e647a8f 26
AjK 0:eb2522b41db8 27 namespace AjK {
AjK 0:eb2522b41db8 28
AjK 0:eb2522b41db8 29 void
AjK 24:9c456e647a8f 30 MODSERIAL::init( int txSize, int rxSize, PinName rx )
AjK 0:eb2522b41db8 31 {
AjK 0:eb2522b41db8 32 disableIrq();
AjK 0:eb2522b41db8 33
AjK 18:21ef26402365 34 callbackInfo.setSerial(this);
AjK 23:5c45c21f36b7 35
AjK 23:5c45c21f36b7 36 #ifdef __LPC11UXX_H__
AjK 23:5c45c21f36b7 37
AjK 23:5c45c21f36b7 38 _base = LPC_USART;
AjK 18:21ef26402365 39
garyservin 26:e7c08c670ef4 40 #elif defined MKL25Z4_H_
garyservin 26:e7c08c670ef4 41 switch( _serial.index ) {
garyservin 26:e7c08c670ef4 42 case 0: _base = UART0; break;
garyservin 26:e7c08c670ef4 43 case 1: _base = UART1; break;
garyservin 26:e7c08c670ef4 44 case 2: _base = UART2; break;
garyservin 26:e7c08c670ef4 45 default: _base = NULL; break;
garyservin 26:e7c08c670ef4 46 }
AjK 23:5c45c21f36b7 47 #else
AjK 24:9c456e647a8f 48 switch( _serial.index ) {
AjK 24:9c456e647a8f 49 case 0: _base = LPC_UART0; break;
AjK 24:9c456e647a8f 50 case 1: _base = LPC_UART1; break;
AjK 24:9c456e647a8f 51 case 2: _base = LPC_UART2; break;
AjK 24:9c456e647a8f 52 case 3: _base = LPC_UART3; break;
AjK 24:9c456e647a8f 53 default: _base = NULL; break;
AjK 2:b936b4acbd92 54 }
AjK 23:5c45c21f36b7 55 #endif
AjK 0:eb2522b41db8 56
AjK 9:b3cdae80e7a9 57 dmaSendChannel = -1;
AjK 9:b3cdae80e7a9 58 moddma_p = (void *)NULL;
AjK 9:b3cdae80e7a9 59
AjK 24:9c456e647a8f 60 if ( _base != NULL ) {
AjK 0:eb2522b41db8 61 buffer_size[RxIrq] = rxSize;
AjK 8:775f860e94d3 62 buffer[RxIrq] = rxSize > 0 ? (char *)malloc(buffer_size[RxIrq]) : (char *)NULL;
AjK 0:eb2522b41db8 63 buffer_in[RxIrq] = 0;
AjK 0:eb2522b41db8 64 buffer_out[RxIrq] = 0;
AjK 0:eb2522b41db8 65 buffer_count[RxIrq] = 0;
AjK 0:eb2522b41db8 66 buffer_overflow[RxIrq] = 0;
AjK 25:ae0408ebdd68 67 Serial::attach( this, &MODSERIAL::isr_rx, Serial::RxIrq );
AjK 0:eb2522b41db8 68
AjK 0:eb2522b41db8 69 buffer_size[TxIrq] = txSize;
AjK 8:775f860e94d3 70 buffer[TxIrq] = txSize > 0 ? (char *)malloc(buffer_size[TxIrq]) : (char *)NULL;
AjK 0:eb2522b41db8 71 buffer_in[TxIrq] = 0;
AjK 0:eb2522b41db8 72 buffer_out[TxIrq] = 0;
AjK 0:eb2522b41db8 73 buffer_count[TxIrq] = 0;
AjK 0:eb2522b41db8 74 buffer_overflow[TxIrq] = 0;
AjK 25:ae0408ebdd68 75 Serial::attach( this, &MODSERIAL::isr_tx, Serial::TxIrq );
AjK 0:eb2522b41db8 76 }
AjK 2:b936b4acbd92 77 else {
AjK 2:b936b4acbd92 78 error("MODSERIAL must have a defined UART to function.");
AjK 2:b936b4acbd92 79 }
AjK 0:eb2522b41db8 80
AjK 0:eb2522b41db8 81 _FCR = MODSERIAL_FIFO_ENABLE | MODSERIAL_FIFO_RX_RESET | MODSERIAL_FIFO_TX_RESET;
AjK 0:eb2522b41db8 82
AjK 12:8c7394e2ae7f 83 auto_detect_char = 0;
AjK 12:8c7394e2ae7f 84
AjK 0:eb2522b41db8 85 enableIrq();
AjK 0:eb2522b41db8 86 }
AjK 0:eb2522b41db8 87
AjK 0:eb2522b41db8 88 }; // namespace AjK ends