modserial
Fork of MODSERIAL by
INIT.cpp@27:9c93ce7cb9d8, 2013-07-11 (annotated)
- Committer:
- Sissors
- Date:
- Thu Jul 11 13:34:53 2013 +0000
- Revision:
- 27:9c93ce7cb9d8
- Parent:
- 25:ae0408ebdd68
- Child:
- 28:76793a84f9e5
v0.1 for KL25 support
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Who changed what in which revision?
User | Revision | Line number | New 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 | |
Sissors | 27:9c93ce7cb9d8 | 26 | #define MODSERIAL_FCR 0x08 |
Sissors | 27:9c93ce7cb9d8 | 27 | #define _FCR *((char *)_base+MODSERIAL_FCR) |
Sissors | 27:9c93ce7cb9d8 | 28 | |
Sissors | 27:9c93ce7cb9d8 | 29 | #define MODSERIAL_FIFO_ENABLE 1 |
Sissors | 27:9c93ce7cb9d8 | 30 | #define MODSERIAL_FIFO_RX_RESET 2 |
Sissors | 27:9c93ce7cb9d8 | 31 | #define MODSERIAL_FIFO_TX_RESET 4 |
Sissors | 27:9c93ce7cb9d8 | 32 | |
AjK | 24:9c456e647a8f | 33 | |
AjK | 0:eb2522b41db8 | 34 | namespace AjK { |
AjK | 0:eb2522b41db8 | 35 | |
AjK | 0:eb2522b41db8 | 36 | void |
AjK | 24:9c456e647a8f | 37 | MODSERIAL::init( int txSize, int rxSize, PinName rx ) |
AjK | 0:eb2522b41db8 | 38 | { |
Sissors | 27:9c93ce7cb9d8 | 39 | NVIC_DisableIRQ(_IRQ); |
Sissors | 27:9c93ce7cb9d8 | 40 | setBase(); |
AjK | 0:eb2522b41db8 | 41 | |
AjK | 18:21ef26402365 | 42 | callbackInfo.setSerial(this); |
AjK | 0:eb2522b41db8 | 43 | |
AjK | 9:b3cdae80e7a9 | 44 | dmaSendChannel = -1; |
AjK | 9:b3cdae80e7a9 | 45 | moddma_p = (void *)NULL; |
AjK | 9:b3cdae80e7a9 | 46 | |
AjK | 24:9c456e647a8f | 47 | if ( _base != NULL ) { |
AjK | 0:eb2522b41db8 | 48 | buffer_size[RxIrq] = rxSize; |
AjK | 8:775f860e94d3 | 49 | buffer[RxIrq] = rxSize > 0 ? (char *)malloc(buffer_size[RxIrq]) : (char *)NULL; |
AjK | 0:eb2522b41db8 | 50 | buffer_in[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 51 | buffer_out[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 52 | buffer_count[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 53 | buffer_overflow[RxIrq] = 0; |
AjK | 25:ae0408ebdd68 | 54 | Serial::attach( this, &MODSERIAL::isr_rx, Serial::RxIrq ); |
AjK | 0:eb2522b41db8 | 55 | |
AjK | 0:eb2522b41db8 | 56 | buffer_size[TxIrq] = txSize; |
AjK | 8:775f860e94d3 | 57 | buffer[TxIrq] = txSize > 0 ? (char *)malloc(buffer_size[TxIrq]) : (char *)NULL; |
AjK | 0:eb2522b41db8 | 58 | buffer_in[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 59 | buffer_out[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 60 | buffer_count[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 61 | buffer_overflow[TxIrq] = 0; |
AjK | 25:ae0408ebdd68 | 62 | Serial::attach( this, &MODSERIAL::isr_tx, Serial::TxIrq ); |
AjK | 0:eb2522b41db8 | 63 | } |
AjK | 2:b936b4acbd92 | 64 | else { |
AjK | 2:b936b4acbd92 | 65 | error("MODSERIAL must have a defined UART to function."); |
AjK | 2:b936b4acbd92 | 66 | } |
AjK | 0:eb2522b41db8 | 67 | |
Sissors | 27:9c93ce7cb9d8 | 68 | |
Sissors | 27:9c93ce7cb9d8 | 69 | ENABLE_FIFO; |
Sissors | 27:9c93ce7cb9d8 | 70 | |
Sissors | 27:9c93ce7cb9d8 | 71 | //_FCR = MODSERIAL_FIFO_ENABLE | MODSERIAL_FIFO_RX_RESET | MODSERIAL_FIFO_TX_RESET; |
AjK | 0:eb2522b41db8 | 72 | |
AjK | 12:8c7394e2ae7f | 73 | auto_detect_char = 0; |
AjK | 12:8c7394e2ae7f | 74 | |
Sissors | 27:9c93ce7cb9d8 | 75 | NVIC_EnableIRQ(_IRQ); |
AjK | 0:eb2522b41db8 | 76 | } |
AjK | 0:eb2522b41db8 | 77 | |
AjK | 0:eb2522b41db8 | 78 | }; // namespace AjK ends |
Sissors | 27:9c93ce7cb9d8 | 79 |