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59 pdf versions oharboe 5978d 09h /
58 some more docs. oharboe 5978d 09h /
57 a few words about zpu_core.vhd and zpu_core_small.vhd oharboe 5978d 09h /
56 added FreeBSD license. Finally. oharboe 5978d 09h /
55 tips for rolling your own ZPU oharboe 5978d 09h /
54 some ideas. oharboe 5978d 10h /
53 marked unused instruction opcodes as OpCode_NAx oharboe 5978d 19h /
52 deleted reference to ic300 dating back to ZY2000 implementation. oharboe 5981d 16h /
51 2008-08-08 Salvador E. Tropea
* zpu/hdl/zpu4/core/histogram.perl - generate opcode histogram from
HDL simulation output
oharboe 5985d 17h /
50 link to zpu_arch.html oharboe 5985d 17h /
49 added link. oharboe 5985d 17h /
48 add missing defs. oharboe 5986d 16h /
47 added basic docs on emulated instructions. oharboe 5986d 18h /
46 * do not enable interrupts for simzpu_small.do. hello world
does not have an interrupt handler, so this caused a BREAK
instruction to be executed.
oharboe 6029d 23h /
45 * zpu_config.vhd: Fixed startSp calculation (address in bytes not words) oharboe 6036d 10h /
44 Miguel Freitas <mfreitas@gmail.com>
log.txt and trace.txt currently on cvs were produced by interrupt.vhd.
this patch will build example_ghdl with interrupt.vhd by default so
user can compare results. adds a note about what user needs to edit to
simulate helloworld.vhd without interrupts.
oharboe 6036d 11h /
43 take 2 oharboe 6036d 12h /
42 I'm also attaching another patch which removes unisim/roc dependency
(it was used just to pulse the areset) and fixes paths for building
the ghdl examples out of the box. I guess this is the easiest way to
get zpu running on linux with minimum effort.

You should check if the areset change doesn't break modelsim. It feels
much simpler this way and seems to work the same, i might be missing
something.
oharboe 6036d 12h /
41 * Various ZY2000 vhdl files of more general interest made
available as part of the ZPU project under the same
license(FreeBSD). Files should have headers updated.
oharboe 6036d 20h /
40 * io.vhd: fix address comparsion and added numerous outputs
during simulation to make things a bit easier
* zpu_config.vhd: do not use hardcoded startSp, allows more easily
tinkering w/RAM size
oharboe 6037d 07h /

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