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63 very early work. oharboe 5767d 08h /
62 * duplicated crt0.s and some other stuff from libgloss into
sw/startup. This makes it easier to tinker w/startup code.
oharboe 5767d 09h /
61 wip oharboe 5767d 13h /
60 wip oharboe 5769d 13h /
59 pdf versions oharboe 5770d 00h /
58 some more docs. oharboe 5770d 00h /
57 a few words about zpu_core.vhd and zpu_core_small.vhd oharboe 5770d 00h /
56 added FreeBSD license. Finally. oharboe 5770d 01h /
55 tips for rolling your own ZPU oharboe 5770d 01h /
54 some ideas. oharboe 5770d 02h /
53 marked unused instruction opcodes as OpCode_NAx oharboe 5770d 10h /
52 deleted reference to ic300 dating back to ZY2000 implementation. oharboe 5773d 07h /
51 2008-08-08 Salvador E. Tropea
* zpu/hdl/zpu4/core/histogram.perl - generate opcode histogram from
HDL simulation output
oharboe 5777d 09h /
50 link to zpu_arch.html oharboe 5777d 09h /
49 added link. oharboe 5777d 09h /
48 add missing defs. oharboe 5778d 07h /
47 added basic docs on emulated instructions. oharboe 5778d 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 5821d 15h /
45 * zpu_config.vhd: Fixed startSp calculation (address in bytes not words) oharboe 5828d 02h /
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 5828d 02h /
43 take 2 oharboe 5828d 03h /
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 5828d 04h /
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 5828d 11h /
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 5828d 23h /
39 Linux ZPU GCC toolchain oharboe 5868d 14h /
38 Mike Frysinger found this file which is not needed. oharboe 5869d 13h /
37 wip from jurij.kostasenko oharboe 5869d 14h /
36 * Small ZPU now supports interrupts
* added simulation example demonstrating interrupts
oharboe 5871d 14h /
35 forgot to commit log message. oharboe 5871d 15h /
34 * added eCos HAL for ZPU
zpu/zpu/sw/ecos/repository
oharboe 5872d 02h /

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