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[/] [xulalx25soc/] [trunk/] [rtl/] [wbucompress.v] - Rev 114

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113 Lots of updates, mostly focused on getting the XuLA board and CPU able to pass
a comprehensive test suite. At this point, everything passes and logic usage
is down even. Among the few changes includes the "break" bit in the uCC
register, used to indicate a switch to supervisor mode occurred as a result
of a user break, and the ability for the supervisor to clear the instruction
cache.
dgisselq 3053d 03h /xulalx25soc/trunk/rtl/wbucompress.v
109 This continues the updates to the wishbone-uart conversion. It fixes several
bugs within wbuexec, and pipelines the compression scheme. Further, the
read codeword was adjusted so that a read of 8 can be requested with six-bits,
rather than requiring 12. Likewise, the dependence upon the read of 8 on
incrementing the address pointer has been removed. All told, the design
builds for a 200MHz Artix-7, and it has been tested with the CMod-S6. (Writing
flash seems to be one of the most comprehensive tests ...)
dgisselq 3061d 11h /xulalx25soc/trunk/rtl/wbucompress.v
43 Commentary changes only, no substance. dgisselq 3172d 21h /xulalx25soc/trunk/rtl/wbucompress.v
9 Bug fixes, optimizations, etc. as part of building for an actual hardware
implementation. Most notably, the speed was lowered from 80MHz down to
76 MHz.
dgisselq 3248d 23h /xulalx25soc/trunk/rtl/wbucompress.v
2 A very first, albeit incomplete, build. dgisselq 3251d 20h /xulalx25soc/trunk/rtl/wbucompress.v

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