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9ed34518e7
Add kdj11e.cmd -- patch to correct clock speed autoconfiguration for KDJ11-E (11/94) system, at least on SIMH.
26 lines
658 B
Batchfile
26 lines
658 B
Batchfile
! Fix line frequency autoconfiguration on SIMH
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! This corrects an unsigned arithmetic error that appears on SIMH
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! due to its much higher instruction execution rate.
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!
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! This patch is for RSTS/E V10.1
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!
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! Paul Koning 14-Sep-20
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!
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File to patch? [0,1]INIT.SYS
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Base address? SATBUF
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Offset address? 3756
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Base Offset Old New?
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?????? 003756 072327 ? 4737
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?????? 003760 177774 ? PATCH
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?????? 003762 020403 ? ^Z
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Offset address? ^Z
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Base address? PATCH
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Offset address? 0
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Base Offset Old New?
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?????? 000000 000000 ? CLC
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?????? 000002 000000 ? ROR+3
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?????? 000004 000000 ? 72327
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?????? 000006 000000 ? -3
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?????? 000010 000000 ? 207
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?????? 000012 ?????? ? ^C
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