sb_globals.h

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 #ifndef SB_GLOBALS_G
00024 #define SB_GLOBALS_G
00025 
00026 #define SERIALBUFFERED_BUFFER_SIZE 256
00027 
00028 #define SET_REGISTER(reg, val)  *(uint32_t *)(uart_base+reg)=val
00029 #define GET_REGISTER(reg)       *(uint32_t *)(uart_base+reg)
00030 
00031 #define SERIALBUFFERED_RBR  0x00
00032 #define SERIALBUFFERED_THR  0x00
00033 #define SERIALBUFFERED_DLL  0x00
00034 #define SERIALBUFFERED_IER  0x04
00035 #define SERIALBUFFERED_DML  0x04
00036 #define SERIALBUFFERED_IIR  0x08
00037 #define SERIALBUFFERED_FCR  0x08
00038 #define SERIALBUFFERED_LCR  0x0C
00039 #define SERIALBUFFERED_LSR  0x14
00040 #define SERIALBUFFERED_SCR  0x1C
00041 #define SERIALBUFFERED_ACR  0x20
00042 #define SERIALBUFFERED_ICR  0x24
00043 #define SERIALBUFFERED_FDR  0x28
00044 #define SERIALBUFFERED_TER  0x30
00045 
00046 extern char *_tx_buffer[4];
00047 extern int   _tx_buffer_size[4];
00048 extern int   _tx_buffer_in[4];
00049 extern int   _tx_buffer_out[4];
00050 extern bool  _tx_buffer_full[4];
00051 extern bool  _tx_buffer_overflow[4];
00052 extern bool  _tx_buffer_used_malloc[4];
00053 
00054 extern char *_rx_buffer[4];        
00055 extern int   _rx_buffer_size[4];
00056 extern int   _rx_buffer_in[4];
00057 extern int   _rx_buffer_out[4];
00058 extern bool  _rx_buffer_full[4];
00059 extern bool  _rx_buffer_overflow[4];
00060 extern bool  _rx_buffer_used_malloc[4];
00061 
00062 #endif