Richard Lin / MODSERIAL

MODSERIAL with support for more devices

Fork of MODSERIAL by Erik -

MACROS.h@0:eb2522b41db8, 2010-11-20 (annotated)

Committer:
AjK
Date:
Sat Nov 20 16:54:05 2010 +0000
Revision:
0:eb2522b41db8
Child:
8:775f860e94d3
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 #ifndef MODSERIAL_MACROS_H
AjK 0:eb2522b41db8 24 #define MODSERIAL_MACROS_H
AjK 0:eb2522b41db8 25
AjK 0:eb2522b41db8 26 #define MODSERIAL_RBR 0x00
AjK 0:eb2522b41db8 27 #define MODSERIAL_THR 0x00
AjK 0:eb2522b41db8 28 #define MODSERIAL_DLL 0x00
AjK 0:eb2522b41db8 29 #define MODSERIAL_IER 0x04
AjK 0:eb2522b41db8 30 #define MODSERIAL_DML 0x04
AjK 0:eb2522b41db8 31 #define MODSERIAL_IIR 0x08
AjK 0:eb2522b41db8 32 #define MODSERIAL_FCR 0x08
AjK 0:eb2522b41db8 33 #define MODSERIAL_LCR 0x0C
AjK 0:eb2522b41db8 34 #define MODSERIAL_LSR 0x14
AjK 0:eb2522b41db8 35 #define MODSERIAL_SCR 0x1C
AjK 0:eb2522b41db8 36 #define MODSERIAL_ACR 0x20
AjK 0:eb2522b41db8 37 #define MODSERIAL_ICR 0x24
AjK 0:eb2522b41db8 38 #define MODSERIAL_FDR 0x28
AjK 0:eb2522b41db8 39 #define MODSERIAL_TER 0x30
AjK 0:eb2522b41db8 40
AjK 0:eb2522b41db8 41 #define MODSERIAL_FIFO_ENABLE 1
AjK 0:eb2522b41db8 42 #define MODSERIAL_FIFO_RX_RESET 2
AjK 0:eb2522b41db8 43 #define MODSERIAL_FIFO_TX_RESET 4
AjK 0:eb2522b41db8 44
AjK 0:eb2522b41db8 45 #define _RBR *((char *)_base+MODSERIAL_RBR)
AjK 0:eb2522b41db8 46 #define _THR *((char *)_base+MODSERIAL_THR)
AjK 0:eb2522b41db8 47 #define _IIR *((char *)_base+MODSERIAL_IIR)
AjK 0:eb2522b41db8 48 #define _IER *((char *)_base+MODSERIAL_IER)
AjK 0:eb2522b41db8 49 #define _LSR *((char *)_base+MODSERIAL_LSR)
AjK 0:eb2522b41db8 50 #define _FCR *((char *)_base+MODSERIAL_FCR)
AjK 0:eb2522b41db8 51
AjK 0:eb2522b41db8 52 #define MODSERIAL_TX_BUFFER_EMPTY (buffer_count[TxIrq]==0)
AjK 0:eb2522b41db8 53 #define MODSERIAL_RX_BUFFER_EMPTY (buffer_count[RxIrq]==0)
AjK 0:eb2522b41db8 54 #define MODSERIAL_TX_BUFFER_FULL (buffer_count[TxIrq]==buffer_size[TxIrq])
AjK 0:eb2522b41db8 55 #define MODSERIAL_RX_BUFFER_FULL (buffer_count[RxIrq]==buffer_size[RxIrq])
AjK 0:eb2522b41db8 56
AjK 0:eb2522b41db8 57 #define MODSERIAL_THR_HAS_SPACE (int)_LSR&(1UL<<5)
AjK 0:eb2522b41db8 58 #define MODSERIAL_TEMT_IS_EMPTY (int)_LSR&(1UL<<6)
AjK 0:eb2522b41db8 59 #define MODSERIAL_RBR_HAS_DATA (int)_LSR&0x1
AjK 0:eb2522b41db8 60
AjK 0:eb2522b41db8 61 #endif