Experimental Physics and
Industrial Control System

Ned Arnold <[email protected]> · Mon, 13 Nov 2000 08:13:40 -0600 (CST)

Is the vxWorks board support you are booting for EPICS 3.13.2 different
from the one you are booting for 3.12.2? If so, are you sure the correct
changes were made in the BSP to map the 167 memory space for DMA 
operation? This is a frequent trap when using any DMA VME board like the
NI014.

	Ned

> I am attempting to send commands through the EPICS GPIB interface with the
> GpibInteract program.  An error is returned by the 'sysLocalToBusAdrs'
> function in drvGpib.c, and I show the output of the GpibInteract program 
> below.  The system was tested with a separate EPICS version (3.12.2) and
> functioned fine.  I am using version 3.13.2.
> 
> Thanks,
> 
> Robert Willson
> [email protected]
> 
> 
> 
> Output from GpibInteract, running on MVME167 with VxWorks v.5.3
> 
> Enter Message # to Send (1 thru 5) > 1
> 0x7aefc8 (tShell): niGpibIoctl(0, 8, 0, 00000000)
> 0x7aefc8 (tShell): niGpibIoctl(0, 9, 0, 007067FC)
> 0x7aefc8 (tShell): qgpibreq(0x007067DC, 2): transaction queued
> 0x5bf200 (ib-00): niSrqIntDisable(0): ch0.csr = 0x01, gsr=0xFFFFFFFF
> 0x5bf200 (ib-00): ibLinkTask(5, 0): got an event
> 0x5bf200 (ib-00): ibLinkTask(5, 0): got Hi Pri xact, pnode= 0x007067DC
> 0x5bf200 (ib-00): GI's gpibWork() was called for command >hvon<
> 0x5bf200 (ib-00): writeIb(0071A888, 5, 0x00706809, 4, 30)
> 0x5bf200 (ib-00): writeIbCmd(0071A888, 005BF17E, 4)
> 0x5bf200 (ib-00): niGpibCmd(0, 0x005BF17E, 4): command string >q
>                                                                 <
> 0x5bf200 (ib-00): niGpibWrite(0, 0x00706809, 4, 30)
> 0x5bf200 (ib-00): writeIbCmd(0071A888, 005BF17E, 2)
> 0x5bf200 (ib-00): niGpibCmd(0, 0x005BF17E, 2): command string >q
>                                                                 <
> 0x5bf200 (ib-00): niSrqIntEnable(0): ch0.csr = 0x01, gsr=0xFFFFFFFF
> 
> Message #1 : LinkType=5 bug=0 Link=0 Adrs=5 Type=w
> Cmd: 00: 68 76 6F 6E                                          *hvon*
> Res: 00: 47 50 49 42 20 54 49 4D 45 4F 55 54 20 28 77 68      *GPIB
> TIMEOUT (wh*     10: 69 6C 65 20 74 61 6C 6B 69 6E 67 29
> *ile talking)*
> 
> ---------------------------------------------------------------------
> 
> It looks like there is a problem in passing strings, niGpibCmd should
> print ?_%@ as its command string.  
> 
> 
> 
> 
> 

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System