Adhithya Rajasekaran / MODSERIAL

Bug fix release

Dependents:   esp8266test

Fork of MODSERIAL by Andy K

FLUSH.cpp@0:eb2522b41db8, 2010-11-20 (annotated)

Committer:
AjK
Date:
Sat Nov 20 16:54:05 2010 +0000
Revision:
0:eb2522b41db8
Child:
2:b936b4acbd92
1.0

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 0:eb2522b41db8 26 namespace AjK {
AjK 0:eb2522b41db8 27
AjK 0:eb2522b41db8 28 void
AjK 0:eb2522b41db8 29 MODSERIAL::flushBuffer(IrqType type)
AjK 0:eb2522b41db8 30 {
AjK 0:eb2522b41db8 31 volatile char c __attribute__((unused));
AjK 0:eb2522b41db8 32 volatile uint32_t iir __attribute__((unused));
AjK 0:eb2522b41db8 33
AjK 0:eb2522b41db8 34 uint32_t ier = _IER;
AjK 0:eb2522b41db8 35 switch(type) {
AjK 0:eb2522b41db8 36 case TxIrq: _IER &= ~(1UL << 1); break;
AjK 0:eb2522b41db8 37 case RxIrq: _IER &= ~(1UL << 0); break;
AjK 0:eb2522b41db8 38 }
AjK 0:eb2522b41db8 39 buffer_in[type] = 0;
AjK 0:eb2522b41db8 40 buffer_out[type] = 0;
AjK 0:eb2522b41db8 41 buffer_count[type] = 0;
AjK 0:eb2522b41db8 42 buffer_overflow[type] = 0;
AjK 0:eb2522b41db8 43 _FCR = MODSERIAL_FIFO_RX_RESET | MODSERIAL_FIFO_TX_RESET;
AjK 0:eb2522b41db8 44 _FCR = MODSERIAL_FIFO_ENABLE;
AjK 0:eb2522b41db8 45 iir = _IIR;
AjK 0:eb2522b41db8 46 _IER = ier;
AjK 0:eb2522b41db8 47 }
AjK 0:eb2522b41db8 48
AjK 0:eb2522b41db8 49 }; // namespace AjK ends