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Rev Log message Author Age Path
117 Updates, to include new README and bench/cpp/Makefile that doesnt depend upon
a static VERILATOR_ROOT location.
dgisselq 2939d 00h /
116 Fixes a compiler warning about signed versus unsigned comparison, by forcing
the comparison to be signed.
dgisselq 3023d 10h /
115 Made the SDCard support dependent upon a XULA25 macro, which is defined at the
top of the file. Remove the XULA25 macro definition, and this will build
assuming a XULA9 configuration.
dgisselq 3032d 02h /
114 Added ZipBones to the list of dependencies, so this will (should) build
properly for the XULA9 as well as the XULA25.
dgisselq 3032d 02h /
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 3032d 02h /
112 Provides a simulated UART capability to the busmaster_tb simulation. dgisselq 3034d 07h /
111 Added some debug support programs to the repository. dgisselq 3040d 01h /
110 Fixed a problem whereby block RAM would be declared as a bus error on the
stack, even if the data was valid.
dgisselq 3040d 05h /
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 3040d 09h /
108 Minor documentation updates. dgisselq 3040d 20h /
107 Minor change. dgisselq 3040d 20h /
106 Minor, inconsequential changes. dgisselq 3040d 20h /
105 Mostly cosmetic changes. The Makefile now builds a couple more programs,
the documentation is better, etc.
dgisselq 3040d 20h /
104 Updates to the flash driver drawn from the S6SoC project. dgisselq 3040d 20h /
103 Added a SDSPI scope, and defined which of the four scopes it points to.
(It uses the configuration scopes position, if the configuration scope isn't
defined.)
dgisselq 3040d 20h /
102 Updated documentation. The documentation for these now also reflects that
these were drawn from an FPGA Library project, that is shared among many
FPGA builds.
dgisselq 3040d 20h /
101 Fixed the `defines at the top so that this can be built without any CPU.
This was then used to measure the impact of the CPU on the entire build, as
you could now build with no CPU, and then with a CPU to compare.
dgisselq 3040d 20h /
100 Includes updates so this can run at higher clocks speeds within an FPGA. dgisselq 3040d 20h /
99 Includes high-speed updates. rxuart and txuart will now run at 200MHz on
an Artix-7, so should not impact timing (any more) on the XuLA platform.
dgisselq 3040d 20h /
98 Updated copyright notices for the new year, to reflect that changes have been
made in 2016.
dgisselq 3040d 20h /

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