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From 08/10/2017 to 09/08/2017

09/08/2017

10:21 PM Feature #55: Replace main CPU
:-)
sadosp
10:06 PM Feature #55: Replace main CPU
Been trying out openocd locally with the cpu running in verilator. gdb connects, code loads and runs. Pretty cool! OK... foft
06:37 AM Bug #59: Game test: Crownland
I feel myself sooooo dumb, if it is the reason. I have no access to my gear till next week, but that will be the firs... jozsef

09/07/2017

09:39 PM Bug #59: Game test: Crownland
It requires 128K, can you check what memory settings you have? I can only reproduce without extended ram. foft
07:44 PM Bug #59: Game test: Crownland
I'll have to check, I thought that worked.
BTW this one is better than v14: svideo_gtia9.sof
foft
09:55 AM Bug #59 (Closed): Game test: Crownland
Finally my USB-Blaster arrived and I could upgrade to the latest FW:v14
The game loads fine, and I can start playing...
jozsef
07:43 PM Feature #55: Replace main CPU
The author of the cpu kindly got back to me with some details.
The wishbone interface adaptor looks pretty easy.
...
foft

09/06/2017

09:44 PM Feature #55: Replace main CPU
I've managed to get the spinal HDL project compiled, so now have a verilog or vhdl file for the CPU. It seems to have... foft

09/03/2017

01:40 PM Feature #55: Replace main CPU
To Panos' comment. Yeah I'd love some help, if someone could help me define the memory map and write the firmware for... foft
01:37 PM Feature #55: Replace main CPU
There are several problems with the current setup:
* The firmware is constrained by the current ZPU setup. Its hard ...
foft

09/02/2017

11:00 AM Feature #55: Replace main CPU
917k wrote:
>Sounds cool. I am wondering what this will do for the project, I mean what would this actually mean to ...
sadosp
09:14 AM Feature #55: Replace main CPU
Sounds cool! 917k
08:58 AM Feature #55: Replace main CPU
Sounds cool. I am wondering what this will do for the project, I mean what would this actually mean to the end user? 917k

09/01/2017

10:59 PM Feature #55: Replace main CPU
foft wrote:
> So I'm now thinking about ditching my address decoder rework and doing something more fundamental.
> ...
sadosp
09:06 PM Feature #55: Replace main CPU
So I'm now thinking about ditching my address decoder rework and doing something more fundamental.
Using this CPU ...
foft

08/13/2017

09:52 PM Back from holidays
I'm back from my holidays. I didn't find much time to work on this, a few hours here and there. The address decoder/b... foft
09:46 PM Feature #58: Maybe consider moving CART selection closer to top in F12 menu ?
Yes I agree this makes sense. I'd like a wider review/redesign on the firmware, there is a lot of scope for improveme... foft
09:43 PM Bug #57: Ballblazer playfield has issues after firing in v14
Pleased its a non-issue:-) Did you try this version on a real NTSC system? foft

08/11/2017

02:53 AM Bug #57 (Closed): Ballblazer playfield has issues after firing in v14
zztop wrote:
> I'm seeing issues with Ballblazer on HDMI (NTSC), included in "Games Menu 1" on SDcard.
>
> The pl...
zztop
 

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