Ooops! Imported SVN records...

2004-09-22 19:17:29 +00:00
parent 9a9e31ace6
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-Visit http://subversion.tigris.org/ for more information.
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-This is a port to Linux for testing.
-The unit tests can be run via the test.sh script.
@@ -1,115 +0,0 @@
-/*####COPYRIGHTBEGIN####
- -------------------------------------------
- Copyright (C) 2004 Steve Karg
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to:
- The Free Software Foundation, Inc.
- 59 Temple Place - Suite 330
- Boston, MA  02111-1307
- USA.
-
- As a special exception, if other files instantiate templates or
- use macros or inline functions from this file, or you compile
- this file and link it with other works to produce a work based
- on this file, this file does not by itself cause the resulting
- work to be covered by the GNU General Public License. However
- the source code for this file must still be made available in
- accordance with section (3) of the GNU General Public License.
-
- This exception does not invalidate any other reasons why a work
- based on this file might be covered by the GNU General Public
- License.
- -------------------------------------------
-####COPYRIGHTEND####*/
-
-// The module handles sending data out the RS-485 port
-// and handles receiving data from the RS-485 port.
-// Customize this file for your specific hardware
-#include <stddef.h>
-#include <stdint.h>
-#include <stdbool.h>
-#include <stdio.h>
- 
-#include "mstp.h"
-
-// Transmits a Frame on the wire
-void RS485_Send_Frame(
-  struct mstp_port_struct_t *mstp_port, // port to send from
-  uint8_t frame_type, // type of frame to send - see defines
-  uint8_t destination, // destination address
-  uint8_t source,  // source address
-  uint8_t *data, // any data to be sent - may be null
-  unsigned data_len) // number of bytes of data (up to 501)
-{
-  uint8_t buffer[INPUT_BUFFER_SIZE] = {0};
-  uint8_t *pbuf = NULL; // used for pointer arithmatic
-  unsigned len = 0; // number of bytes to send
-
-  // in order to avoid line contention
-  while (mstp_port->Turn_Around_Waiting)
-  {
-    // wait, yield, or whatever
-  }
-
-  // Disable the receiver, and enable the transmit line driver.
-
-  len = MSTP_Create_Frame(
-    buffer, // where frame is loaded
-    sizeof(buffer), // amount of space available
-    frame_type, // type of frame to send - see defines
-    destination, // destination address
-    source,  // source address
-    data, // any data to be sent - may be null
-    data_len); // number of bytes of data (up to 501)
-
-  pbuf = &buffer[0];
-  while (len)
-  {
-    putc(*pbuf,stderr);
-    pbuf++;
-    len--;
-  }
-
-  // Wait until the final stop bit of the most significant CRC octet 
-  // has been transmitted but not more than Tpostdrive.
-
-  // Disable the transmit line driver.
-
-  return;
-}
-
-// called by timer, interrupt(?) or other thread
-void RS485_Check_UART_Data(struct mstp_port_struct_t *mstp_port)
-{
-  if (mstp_port->ReceiveError == true)
-  {
-    // wait for state machine to clear this
-  }
-  // wait for state machine to read from the DataRegister
-  else if (mstp_port->DataAvailable == false)
-  {
-    // check for data
-
-    // if error,
-    // ReceiveError = TRUE;
-    // return;
-
-    mstp_port->DataRegister = 0; // FIXME: Get this data from UART or buffer
-
-    // if data is ready,
-    // DataAvailable = TRUE;
-    // return;
-  }
-}
-