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FLUSH.cpp
00001 /* 00002 Copyright (c) 2010 Andy Kirkham 00003 00004 Permission is hereby granted, free of charge, to any person obtaining a copy 00005 of this software and associated documentation files (the "Software"), to deal 00006 in the Software without restriction, including without limitation the rights 00007 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00008 copies of the Software, and to permit persons to whom the Software is 00009 furnished to do so, subject to the following conditions: 00010 00011 The above copyright notice and this permission notice shall be included in 00012 all copies or substantial portions of the Software. 00013 00014 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00015 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00016 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00017 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00018 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00019 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00020 THE SOFTWARE. 00021 */ 00022 00023 #include "MODSERIAL.h" 00024 #include "MACROS.h" 00025 00026 namespace AjK { 00027 00028 void 00029 MODSERIAL::flushBuffer(IrqType type) 00030 { 00031 uint32_t ier = _IER; 00032 switch(type) { 00033 case TxIrq: _IER &= ~(1UL << 1); break; 00034 case RxIrq: _IER &= ~(1UL << 0); break; 00035 } 00036 buffer_in[type] = 0; 00037 buffer_out[type] = 0; 00038 buffer_count[type] = 0; 00039 buffer_overflow[type] = 0; 00040 switch(type) { 00041 case TxIrq: _FCR = MODSERIAL_FIFO_TX_RESET; break; 00042 case RxIrq: _FCR = MODSERIAL_FIFO_RX_RESET; break; 00043 } 00044 _IER = ier; 00045 } 00046 00047 }; // namespace AjK ends
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