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55 tips for rolling your own ZPU oharboe 5872d 00h /
54 some ideas. oharboe 5872d 01h /
53 marked unused instruction opcodes as OpCode_NAx oharboe 5872d 09h /
52 deleted reference to ic300 dating back to ZY2000 implementation. oharboe 5875d 06h /
51 2008-08-08 Salvador E. Tropea
* zpu/hdl/zpu4/core/histogram.perl - generate opcode histogram from
HDL simulation output
oharboe 5879d 08h /
50 link to zpu_arch.html oharboe 5879d 08h /
49 added link. oharboe 5879d 08h /
48 add missing defs. oharboe 5880d 06h /
47 added basic docs on emulated instructions. oharboe 5880d 09h /
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 5923d 14h /
45 * zpu_config.vhd: Fixed startSp calculation (address in bytes not words) oharboe 5930d 01h /
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 5930d 01h /
43 take 2 oharboe 5930d 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 5930d 03h /
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 5930d 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 5930d 22h /
39 Linux ZPU GCC toolchain oharboe 5970d 13h /
38 Mike Frysinger found this file which is not needed. oharboe 5971d 12h /
37 wip from jurij.kostasenko oharboe 5971d 13h /
36 * Small ZPU now supports interrupts
* added simulation example demonstrating interrupts
oharboe 5973d 13h /

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