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58 some more docs. oharboe 5886d 22h /
57 a few words about zpu_core.vhd and zpu_core_small.vhd oharboe 5886d 23h /
56 added FreeBSD license. Finally. oharboe 5886d 23h /
55 tips for rolling your own ZPU oharboe 5886d 23h /
54 some ideas. oharboe 5887d 00h /
53 marked unused instruction opcodes as OpCode_NAx oharboe 5887d 08h /
52 deleted reference to ic300 dating back to ZY2000 implementation. oharboe 5890d 06h /
51 2008-08-08 Salvador E. Tropea
* zpu/hdl/zpu4/core/histogram.perl - generate opcode histogram from
HDL simulation output
oharboe 5894d 07h /
50 link to zpu_arch.html oharboe 5894d 07h /
49 added link. oharboe 5894d 07h /
48 add missing defs. oharboe 5895d 06h /
47 added basic docs on emulated instructions. oharboe 5895d 08h /
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 5938d 13h /
45 * zpu_config.vhd: Fixed startSp calculation (address in bytes not words) oharboe 5945d 00h /
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 5945d 01h /
43 take 2 oharboe 5945d 02h /
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 5945d 02h /
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 5945d 10h /
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 5945d 21h /
39 Linux ZPU GCC toolchain oharboe 5985d 12h /

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