.DODOSVN PHA \ Store A and Y on the stack PHY LDA #DOsvn \ Send the first part of a #DOsvn command to the I/O JSR OSWRCH \ processor PLY \ Retrieve the values of A and Y from the stack PLA JSR OSWRCH \ Send the new value of SVN to the I/O processor, so \ we've now sent a #DOsvnName: DODOSVN [Show more] Type: Subroutine Category: Save and load Summary: Set the SVN ("save in progress") flag by sending a #DOsvn command to the I/O processorContext: See this subroutine in context in the source code References: This subroutine is called as follows: * QUS1 calls DODOSVN * SCLI2 calls DODOSVN * backtonormal calls DODOSVN
Arguments: A The new value of SVNcommand \ Fall through into CLDELAY to pause for 1280 empty \ loops
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Configuration variable: DOsvn = 144
The OSWRCH number for the #DOsvn command
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Configuration variable: OSWRCH = &FFEE
The address for the OSWRCH routine