Richard Lin
MODSERIAL with support for more devices
Diff: MACROS.h
- Revision:
- 12:8c7394e2ae7f
- Parent:
- 8:775f860e94d3
- Child:
- 20:59c74aaedda2
--- a/MACROS.h Wed Nov 24 00:33:40 2010 +0000 +++ b/MACROS.h Thu Jan 20 11:57:32 2011 +0000 @@ -1,70 +1,70 @@ -/* - Copyright (c) 2010 Andy Kirkham - - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE. -*/ - -#ifndef MODSERIAL_MACROS_H -#define MODSERIAL_MACROS_H - -#define MODSERIAL_RBR 0x00 -#define MODSERIAL_THR 0x00 -#define MODSERIAL_DLL 0x00 -#define MODSERIAL_IER 0x04 -#define MODSERIAL_DML 0x04 -#define MODSERIAL_IIR 0x08 -#define MODSERIAL_FCR 0x08 -#define MODSERIAL_LCR 0x0C -#define MODSERIAL_LSR 0x14 -#define MODSERIAL_SCR 0x1C -#define MODSERIAL_ACR 0x20 -#define MODSERIAL_ICR 0x24 -#define MODSERIAL_FDR 0x28 -#define MODSERIAL_TER 0x30 - -#define MODSERIAL_LSR_RDR (1UL << 0) -#define MODSERIAL_LSR_OE (1UL << 1) -#define MODSERIAL_LSR_PE (1UL << 2) -#define MODSERIAL_LSR_FE (1UL << 3) -#define MODSERIAL_LSR_BR (1UL << 4) -#define MODSERIAL_LSR_THRE (1UL << 5) -#define MODSERIAL_LSR_TEMT (1UL << 6) -#define MODSERIAL_LSR_RXFE (1UL << 7) - -#define MODSERIAL_FIFO_ENABLE 1 -#define MODSERIAL_FIFO_RX_RESET 2 -#define MODSERIAL_FIFO_TX_RESET 4 - -#define _RBR *((char *)_base+MODSERIAL_RBR) -#define _THR *((char *)_base+MODSERIAL_THR) -#define _IIR *((char *)_base+MODSERIAL_IIR) -#define _IER *((char *)_base+MODSERIAL_IER) -#define _LSR *((char *)_base+MODSERIAL_LSR) -#define _FCR *((char *)_base+MODSERIAL_FCR) - -#define MODSERIAL_TX_BUFFER_EMPTY (buffer_count[TxIrq]==0) -#define MODSERIAL_RX_BUFFER_EMPTY (buffer_count[RxIrq]==0) -#define MODSERIAL_TX_BUFFER_FULL (buffer_count[TxIrq]==buffer_size[TxIrq]) -#define MODSERIAL_RX_BUFFER_FULL (buffer_count[RxIrq]==buffer_size[RxIrq]) - -#define MODSERIAL_THR_HAS_SPACE (int)_LSR&MODSERIAL_LSR_THRE -#define MODSERIAL_TEMT_IS_EMPTY (int)_LSR&MODSERIAL_LSR_TEMT -#define MODSERIAL_RBR_HAS_DATA (int)_LSR&MODSERIAL_LSR_RDR - -#endif +/* + Copyright (c) 2010 Andy Kirkham + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE. +*/ + +#ifndef MODSERIAL_MACROS_H +#define MODSERIAL_MACROS_H + +#define MODSERIAL_RBR 0x00 +#define MODSERIAL_THR 0x00 +#define MODSERIAL_DLL 0x00 +#define MODSERIAL_IER 0x04 +#define MODSERIAL_DML 0x04 +#define MODSERIAL_IIR 0x08 +#define MODSERIAL_FCR 0x08 +#define MODSERIAL_LCR 0x0C +#define MODSERIAL_LSR 0x14 +#define MODSERIAL_SCR 0x1C +#define MODSERIAL_ACR 0x20 +#define MODSERIAL_ICR 0x24 +#define MODSERIAL_FDR 0x28 +#define MODSERIAL_TER 0x30 + +#define MODSERIAL_LSR_RDR (1UL << 0) +#define MODSERIAL_LSR_OE (1UL << 1) +#define MODSERIAL_LSR_PE (1UL << 2) +#define MODSERIAL_LSR_FE (1UL << 3) +#define MODSERIAL_LSR_BR (1UL << 4) +#define MODSERIAL_LSR_THRE (1UL << 5) +#define MODSERIAL_LSR_TEMT (1UL << 6) +#define MODSERIAL_LSR_RXFE (1UL << 7) + +#define MODSERIAL_FIFO_ENABLE 1 +#define MODSERIAL_FIFO_RX_RESET 2 +#define MODSERIAL_FIFO_TX_RESET 4 + +#define _RBR *((char *)_base+MODSERIAL_RBR) +#define _THR *((char *)_base+MODSERIAL_THR) +#define _IIR *((char *)_base+MODSERIAL_IIR) +#define _IER *((char *)_base+MODSERIAL_IER) +#define _LSR *((char *)_base+MODSERIAL_LSR) +#define _FCR *((char *)_base+MODSERIAL_FCR) + +#define MODSERIAL_TX_BUFFER_EMPTY (buffer_count[TxIrq]==0) +#define MODSERIAL_RX_BUFFER_EMPTY (buffer_count[RxIrq]==0) +#define MODSERIAL_TX_BUFFER_FULL (buffer_count[TxIrq]==buffer_size[TxIrq]) +#define MODSERIAL_RX_BUFFER_FULL (buffer_count[RxIrq]==buffer_size[RxIrq]) + +#define MODSERIAL_THR_HAS_SPACE (int)_LSR&MODSERIAL_LSR_THRE +#define MODSERIAL_TEMT_IS_EMPTY (int)_LSR&MODSERIAL_LSR_TEMT +#define MODSERIAL_RBR_HAS_DATA (int)_LSR&MODSERIAL_LSR_RDR + +#endif