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EasyConnection OS/2 Technical Reference

EasyConnection

EasyIO

EasyServer II

Contents: 


Programming 

The interface provided by Stallion Technologies serial ports is almost a complete implementation of the OS/2 ASYNC Driver specification. A few exceptions occur in the Category 1 ASYNC IOCTLs. These won't affect the average serial port application.

Function: Description 

43: Extended Set Bit Rate  

Ignores 'Fraction' parameter. The 'Fraction' value represents the fraction of the bit rate to set. It is used for setting a very precise bit rate. In most cases, this field is set to zero. 

44: Transmit Byte Immediate 

Byte is not sent ahead of characters already in the driver buffers. This is generally used to manually send XON and XOFF characters. Byte is flushed due to a TX flush request. 

Normally the Byte should not considered a part of the normal transmit Queue, and is not flushed do to a flush request. 

47: Behave as if XOFF Received  

 Ignored.  This function should behave as if XOFF was received. 

53: Set DCB Parameters  

DSR output handshaking is ignored   Flags1, Bit 4 set enables output handshaking using DSR. 

DCD output handshaking is ignored. Flags1, Bit 5 set enables output handshaking using DCD. 

DSR input sensitivity is ignored. Flags1, Bit 5 set enables input sensitivity using DSR. Input is ignored when DSR is low. 

Automatic Receive Flow Control is always set to Full Duplex.  Flags 2, Bit 5 clear set Normal Control, which stops the transmitter if the receiver has asked for a XOFF to be sent. This allows  for machines that use Unix IXANY like flow control. 

RTS Control Mode, Toggling on transmit is ignored. Flags2, Bits 6-7, set to '1 1' enables RTS to toggle high when sending data, and low when idle. 

64: Query COM Status  

Status - Tx Waiting for CTS not reported. Bit 0, set to 1 when Tx is flow control by CTS being LOW. 

Status - Tx Waiting for DSR not reported. Bit 1, set to 1 when Tx is flow control by DSR being LOW. 

Status - Tx Waiting for DCD not reported. Bit 2, set to 1 when Tx is flow control by DCD being LOW. 

Status - Tx Waiting because XOFF received not reported. Bit 3, set to 1 when Tx is flow control by XOFF char being received. 

Status - Tx Waiting because XOFF transmitted not reported. Bit 3, set to 1 when Rx is flow controlled by issuing XOFF char and rx flow control mode is set to 'Normal'. 

Status - Character waiting to transmit immediately not reported. 

Status - Receive waiting for DSR not reported 

65: Query Transmit Data Status  

Status - Character Waiting to be tx'ed immediately not reported. Bit 3, set to 1 while waiting to send character immediately. 

Status - Waiting to automatically tx an XON not reported. Bit 4, set to 1 while waiting to send XON automatically. 

Status - Waiting to automatically tx an XOFF not reported. Bit 5, set to 1 while waiting to send XOFF automatically. 
 

The CONFIG.SYS Entry 

DEVICE=<path>EASY.SYS [/b {Type=<type> | Slot=<slot> | PCI=<brd number>},  
     [<config item> [, <config item> ...]]] [/b ...]  

Items within '[]'s are optional. 

At least one of the '|' seperated items within '{}'s must selected. 

/b : starts configuration of each adapter (maximum of four adapters) 

Note: EasyConnection specific items are listed in purple text. 

<config item> is one of: 

  • T[ype] = <type> 
  • S[lot] = <slot>
  • PC[i] = <board number>
  • P[ort] = <port> 
  • O[port] = <oport>
  • R[am] = <ram> 
  • I[rq] = <irq> 
  • F[irst] = <first> 
  • TX[buf] = <txbufsize> 
  • RX[buf] = <rxbufsize> 
  • PC[i] 
  • MAPR[ts] 
  • MAPC[ts] 

Where:  

Type=<type> is easyio. Type of board in ISA/EISA machine. No default. 

Port=<port>: <hex number> eg 2A0   Primary I/O Port address of board.  Used by all adapters. Defaults to factory setting. 

Irq=<irq> : <dec number> eg 15   Interrupt request number of adapter.  Used by EasyIO Adapters. Default is 15. 

Oport=<port>: <hex number> eg 280  Secondary I/O Port address of board. Used by EC 8/32 adapters.  Default is 280, if anothr EC 8/32 has been previously defined, it defaults to share the same address. 

The following options are not normally required:  

First=<first> : <dec number>  eg 99  Number component of name of first port of the adapter. Thus F=99 would produce COM99, COM100, ....   Used by all adapters.  Default for first adapter identified is the number of native ports + 1. Default for following boards is the next contiguous number after the previously identified adapter. 

TXbuf=<txbufsize> : <dec number>  eg 128   Size of transmit buffers Used by all adapters. Default is adapter specific. Note: all EasyIO adapters must use the one common size. 

RXbuf=<rxbufsize> : <dec number>  eg 1024   Size of receive buffers Used by all adapters. Default is adapter specific. Note: all EasyIO's must use the one size. 

Slot=<slot>: <dec number>  eg 2  To change default attributes of adapters automatically detected by EISA or MCA BIOS's, the slot can be specified and attributes changed.  The only other attributes that can be chaned in conjuction with 'Slot' are 'First','TXbuf', 'RXbuf', 'MAPRts' and 'MAPCts'.  This has no default. 

PCi=<board number>: <dec number> eg 2   To change default attributes of adapters automatically detected by PCI BIOS's, the board number can be specified and attributes changed. The only other attributes that can be changed in conjunction with 'PCi' are 'First','TXbuf', 'RXbuf', 'MAPRts', and 'MAPCts'.This has no default. 

MAPRts   Enables the mapping of RTS to DTR.The driver will report the value of DTR to be the same as RTS.  Used by all adapters. Default is to disable this. 

MAPCts  Enables the mapping of CTS to DCD.The driver will report the value of DCD to be the same as CTS. Used by all adapters.  Default is to disable this. 

Example:  

EasyIO 8M.  The user needs all the ports to MAP RTS to DTR and MAP CTS to DCD for modem applications. 

 DEVICE=C:\OS2\EASY.SYS /b type=EasyIO,port=2a0,irq=15,mapcts,maprts  
 

Requirements and Limitations 

1. DOS and Windows applications cannot directly access the Stallion COM ports as a Virtual COM driver is not supplied. 

2. The Application Server can not use a Stallion COM port to connect a mouse as a Mouse COM driver is not supplied. 

3. Some Stallion Ports do not provide DSR input MODEM signal, and in these cases, always report it as asserted. 

4. DSR and DCD flow control are not supported in this release.   

Citrix WinView 

Introduction  
This document describes how to install the Stallion OS/2 Drivers in the Citrix WinView server. 

Installation  
When the installation prompts you to select the type of multi-port adapter installed in your WinView server computer, select the 'No multi-port adapter installed.' 

You are required to manually install the Stallion driver after the application server installation. 

Manual Installation  

1. Log into the application server as a System Administrator. 

2.  Start an OS/2 Command Prompt. 

3. Insert the Stallion Driver diskette into Drive A 

4.  Run the command 
  C:\OS2\INSTALL\RSPDDI 
This will copy the Stallion device drivers from the Diskette and place them into the directory C:\OS2 on the application server.The following files are copied 
 A:\OS2\EASY.SYS -> C:\OS2\EASY.SYS 
 A:\OS2\EMODE.EXE -> C:\OS2\EMODE.EXE 
 A:\OS2\EDIAG.EXE -> C:\OS2\EDIAG.EXE 
 A:\OS2\ETEST.EXE -> C:\OS2\ETEST.EXE 
In addition C:\CONFIG.SYS will have an entry placed into it for the Stallion Driver. DEVICE=C:\OS2\EASY.SYS 

5. If your application server computer uses an ISA bus then you will need to use the system editor to modify the entry in CONFIG.SYS for each Stallion Multiport Adapter installed. The following example uses the Factory supplied settings. 
 EasyIO Port=2A0, Irq=15: 
 DEVICE=C:\OS2\EASY.SYS /btype=easyio 

6.  The system should be shutdown, Stallion Multiport Adapters inserted and restarted.The Stallion COM ports will now be available to the application server, and will be named consecutively after the last built-in asynch COM ports. 

Requirements & Limitations

1. DOS and Windows applications cannot directly access the Stallion COM ports as Stallion does not provide a Virtual COM driver. 

2. The Application  Server cannot use a Stallion COM port to connect a mouse as Stallion does not provide a Mouse COM driver. 

3. Some Stallin Ports do ont provide DSR input MODEM signal, and in these cases, always report it as asserted. 

4. DSR and DCD flow control are not supported in this release. 

Description of Initialization Errors 

Error 0001: board Type not supported.  Driver Internal Error, report to Stallion support. 

Error 0002: GSI BRD_CONFIG failed [%d]!   Invalid Configuration settings were passed to the driver.   Internal error number '%d'. 

Error 0003: Board not found. Using the Configuration settings provided on the command line the driver was unable to initialise and locate the board. 

Error 0004: No panels found!  No panels are connected to the EasyConnection board.

Error 0004: No adapter cables found!  No adapter cables are connected to the Easy Connection board. 

Error 0005: Maximum of %d adapter cables per board has been exceeded. Too many adapter cables are connected to the Easy Connection  board. At most '%d' adapter cables are allowed per board. 

Error 0006: No ports found! No Functioning ports were located. 

Error 0007: Too many ports (%d) on adapter cable %d  Driver Internal Error, report toStallion support. 

Error 0008: Unable to Download board, error %d! Driver was unable to program the EC 8/64 processor.  Possible hardware failure.Error number '%d'. 

Error 0009: Adapter signature not found. Driver was unable to locate the EC 8/64 Adapter RAM  signature. Possible hardware failure, or RAM address incorrect. 

Error 0010: GSI BRD_SEEK to %lx failed. 

Error 0011: GSI board write fail %d != %d 

Error 0012: GSI BRD_SEEK to %lx failed. 

Error 0013: GSI board read fail, %d != %d  Driver was unable to program the EC 8/64 processor. Possible hardware failure. 

Error 0014: Too many boards, Maximum = %u 

Error 0015: Too many boards, Maximum = %u  The Driver only supports a maximum of '%u' Stallion boards. 

Error 0016: MCA get identity failed %d 

Error 0017: MCA abioscall(GET_LID_...) failed %d 

Error 0018: MCA abioscall(READ_POS) failed %d  Driver was unable to access MCA EBIOS to automatically locate Stallion boards.Internal error number '%d'. 

Error 0019: Unable to set timer for polling. 

Error 0020: Unable to register interrupt IRQ=%d 

Error 0021: Unable to register stack usage IRQ=%d  Driver was unable to gain an OS/2 resource it requires. It is possible they have all been consumed. For IRQ's it is possible that another device has claimed it first. 

Error 0022: '%S' too big for '%S' 

Error 0023: '%S=%S' contains invalid character '%c' 

Error 0024: '%S' too big for '%S' 

Error 0025: '%S' too big for '%S' 

Error 0026: '%S=%S' contains invalid character '%c' 

Error 0027: '%S' too big for '%S'  Invalid number '%S' has been provided for a configuration item '%S' 

Error 0028: Invalid board type '%S=%S'  Invalid board type name '%s' was used.Valid board types are EC8-64, EC8-32, EasyIO. 

Error 0029: Parameter syntax error '%S=%S' 

Error 0030: Invalid parameter '%S=%S' 

Error 0031: Parameter '%S' must%s have a value.  A syntax error has been detected.The particular parameter '%S'has an invalid argrment '%S'. 

Error 0032: Either 'Type' or 'Slot' must be specified.  For each /b, either a Type= or Slot= must be provided. 

Error 0033: Slot cannot be used with Type, Port, Ram, OPort or Irq.   You cannot override the EISA or MCA configured settings for Type, Port, Ram, OPort or Irq. 

Error 0034: 'First' value of %u is to large Maximum value is 1000 

Error 0035: 'TXbuf' value of %u out of range 

Error 0036: 'RXbuf' value of %u out of range.  The buffer override value '%u' is out of range. Maximum value is 4096, minimum value is 32 

Error 0037: 'Slot' value of %u out of range.  Maximum value is 16. 

Error 0038: Board not found in 'Slot=%u'.  A Stallion board was not found in the Slot that is being updated. 

Error 0039: Invalid parameters specified for 'Type=%s'.  A configuration item specified was not needed for the board type specified. For example, Ram=d0000 is not valid for Type=easyio as it does not have and on-board RAM. 

Error 0040: 'Mem=%lx' invalid for 'Type=%s' 

Error 0041: 'Port=%x' invalid for 'Type=%s' 

Error 0042: 'Port=%x' for 'Type=%s' clashes 

Error 0043: Default 'Port' clashes for 'Type=%s' 

Error 0044: 'OPort=%x' invalid for 'Type=%s' 

Error 0045: 'Irq=%u' invalid for 'Type=%s' 

Error 0046: 'Irq=%u' for 'Type=%s' clashes 

Error 0047: Default 'Irq' clashes. Either the configuration item value is not legal for the board type or was not specified, and the default value has already been taken by another adapter and thus clashes. For example: /btype=EC8-64,Ram=ff000000 would fail with  error ''Ram=ff000000' invalid for 'Type=ec8-64''. 
This is because EC8-64's can not place their Ram at that location. The example:/Btype=easyio,port=2a0 /Btype=easyio,port=2b0 Would fail with error 'Default Irq clashes'.This is because the two EasyIO boards would be assigned the default interrupt of 15, and EasyIO's are unable to share interrupts in ISA machines. Refer to the Hardware Technical Reference for valid settings. 

Error 0048: Too many boards, Maximum = %u  The Driver only supports a maximum of '%u' Stallion boards in one machine. 

Error 0049: Unable to locate '%s' in arguments. The Driver may have been renamed from '%s'. 

Error 0050: Syntax error '%S' 

Error 0051: Invalid argument '/%c'.  The driver was unable to locate a valid /b in the line or there was some incorrect characters before the /b 

Error 0052: Unable to allocate memory.  The driver was unable to allocate memory from OS/2. Possibly it has all been consumed. 

Warning 0053: First port clash, corrected.  The First port specified is less than the last boards end port the driver will automatically increase it to just above the last board's end port. 

Error 0054: Unable to AllocGDTSelector, %d. Driver was unable to gain an OS/2 resource it requires. Possibly they have all been consumed. 

Error 0055: Parameter '%S' repeated.  The configuration item was specified twice for the same board. Remove one of them. 

Error 0056: Unable to read PCI first port 

Error 0057: Unable to read PCI second port 

Error 0058: Unable to read PCI interrupt. The driver was unable to read the PCI adapter settings.Either the machine's PCI BIOS is incompatable with the driver or the board is faulty. 

Error 0059: PCI board %u not found.  The board specified by Pci=board number could not be found. 

Error 0060: 'PCI' can not be used with Type, Port, Ram, Oport, Irq or Slot. PCI settings are automatically detected, so these parameters are not required. 

 

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