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[/] [open8_urisc/] [trunk/] [VHDL/] [o8_cpu.vhd] - Rev 154

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Rev Log message Author Age Path
154 Fixed problem with missing data path override in interrupt logic. Should resolve issues with processor crashing when an interrupt occurs as a STO instruction is being executed. jshamlet 4992d 04h /open8_urisc/trunk/VHDL/o8_cpu.vhd
153 Fixed bug in interrupt logic that caused stack pointer to increment if interrupt occurred as specific instructions were being decoded,
Fixed bug in interrupt logic where instruction caching would remain enabled during an interrupt, causing improper execution depending on what instruction was in the decode stage as the interrupt is trigered.
jshamlet 5019d 00h /open8_urisc/trunk/VHDL/o8_cpu.vhd
151 Fixed STO instruction and interrupt logic to avoid address bus corruption issues. jshamlet 5029d 03h /open8_urisc/trunk/VHDL/o8_cpu.vhd
10 corrected implementation for BTT to match V8/ARClite definition, changed sense of reset, corrected comments to match source values khays 5170d 12h /open8_urisc/trunk/VHDL/o8_cpu.vhd
8 Need to learn SVN... jshamlet 5498d 23h /open8_urisc/trunk/VHDL/o8_cpu.vhd
7 Initial Upload jshamlet 5498d 23h /open8_urisc/trunk/open8_urisc/VHDL/o8_cpu.vhd

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