| 18,17 → 18,6 |
|---|
| * http://shark.sssup.it |
| */ |
| |
| /** |
| ------------ |
| CVS : $Id: scom.h,v 1.1 2004-03-29 18:31:42 mauro Exp $ |
| |
| File: $File$ |
| Revision: $Revision: 1.1 $ |
| Last update: $Date: 2004-03-29 18:31:42 $ |
| ------------ |
| |
| **/ |
| |
| /* |
| * Copyright (C) 2000 Gerardo Lamastra |
| * |
| 48,23 → 37,9 |
|---|
| * |
| */ |
| |
| /* Project: HARTIK 3.0 */ |
| /* Description: Hard Real TIme Kernel for 386 & higher machines */ |
| /* Author: Gerardo Lamastra */ |
| /* Date: 9/5/96 */ |
| |
| /* File: SCOM.H */ |
| /* Revision: 2.0 */ |
| |
| #ifndef __SCOM_H__ |
| #define __SCOM_H__ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <modules/sem.h> |
| |
| /* Number of available COM links */ |
| #define COM_LINKS 4 |
| |
| 110,46 → 85,11 |
|---|
| #define bit_on(v,b) v |= (b) |
| #define bit_off(v,b) v &= (~(b)) |
| |
| /* The descriptor of a serial link */ |
| /* Each array entry is associated to a COM port */ |
| /* The control field is used to specify which kind of interrupts */ |
| /* are going to be served; the status field tracks if the entry */ |
| /* is curretly used & if the shared fast handler is linked */ |
| /* The semaphores are opened if you use an asyncronous server */ |
| /* with the link */ |
| |
| extern struct COM_LINK { |
| /* These fields are for general use */ |
| BYTE status; |
| BYTE control; |
| BYTE request; |
| BYTE msk; |
| PID server; |
| sem_t mutex; |
| sem_t tx_sem; |
| sem_t rx_sem; |
| BYTE *tx_buf; |
| BYTE *rx_buf; |
| unsigned tx_len,rx_len; |
| unsigned tx_cnt,rx_cnt; |
| } com_link[COM_LINKS]; |
| |
| /* Available servers */ |
| TASK duplexServer(int port); |
| TASK rxServer(int port); |
| |
| int com_open(unsigned int port,DWORD speed,BYTE parity,BYTE len,BYTE stop); |
| int com_server(unsigned int port,unsigned int control,PID server); |
| int com_close(unsigned int port); |
| unsigned com_read(unsigned int port,unsigned int reg); |
| unsigned com_receive(unsigned int port); |
| void com_write(unsigned int port,unsigned int reg,unsigned int value); |
| void com_send(unsigned int port,BYTE b); |
| void com_AsyncSend(int port,void *buf,unsigned int len); |
| void com_AsyncReceive(int port,void *buf,unsigned int len); |
| |
| #ifdef __cplusplus |
| }; |
| #endif |
| |
| #endif |