lin-epics-modules/motorBase
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start_status() starts ALL updates before waiting.

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This commit is contained in:
Ron Sluiter
2009-02-05 19:25:04 +00:00
parent 8886820adb
commit 897c31951d
1 changed files with 13 additions and 4 deletions
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motorApp/OmsSrc/drvOms58.cc
+13 -4
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@@ -2,9 +2,9 @@
FILENAME... drvOms58.cc
USAGE... Motor record driver level support for OMS model VME58.
Version: $Revision: 1.26 $
Version: $Revision: 1.27 $
Modified By: $Author: sluiter $
Last Modified: $Date: 2008-03-14 20:38:46 $
Last Modified: $Date: 2009-02-05 19:25:04 $
*/
/*
@@ -105,6 +105,7 @@ Last Modified: $Date: 2008-03-14 20:38:46 $
* .35 02-27-08 rls - replaced errlogPrintf calls in ISR with
* epicsInterruptContextMessage calls.
* .36 03-14-08 rls - 64-bit compatiability.
* .37 02-05-09 rls - Have start_status() start ALL updates before waiting.
*/
#include <string.h>
@@ -307,6 +308,7 @@ static void start_status(int card)
}
else
{
/* Start all cards updating. */
for (index = 0; index < total_cards; index++)
{
if (motor_state[index] != NULL &&
@@ -316,14 +318,21 @@ static void start_status(int card)
cntrlReg.All = pmotor->control.cntrlReg;
while (cntrlReg.Bits.update != 0)
{
Debug(1, "start_status(): Update Wait: card #%d\n", index);
Debug(1, "start_status(): Waiting to start update: card #%d\n", index);
epicsThreadSleep(quantum);
cntrlReg.All = pmotor->control.cntrlReg;
};
cntrlReg.Bits.update = 1;
pmotor->control.cntrlReg = cntrlReg.All;
}
}
/* Wait for all cards to complete update. */
for (index = 0; index < total_cards; index++)
{
if (motor_state[index] != NULL &&
(pmotor = (struct vmex_motor *) motor_state[index]->localaddr) != NULL)
{
/* Wait Forever for controller to update. */
cntrlReg.All = pmotor->control.cntrlReg;
while (cntrlReg.Bits.update != 0)