Mity CPU Platforms » MityDSP-L138 (ARM9 Based Platforms)

01/13/2016

08:52 AM FPGA Development: RE: Linux application cannot read/write FPGA registers

Hi Greg
Excellent, that has definitely helped as I can now see /dev/0 after the following two commands (with FPGA lo... Mathew Jones

01/12/2016

12:43 PM Software Development: RE: DVI Framebuffer (fpga i2c) problem

Hi Mathew,
Very sorry about that. I didn't catch the LX45 version. The LX45 has some pins that are not bonded t... Michael Williamson

11:26 AM Software Development: RE: DVI Framebuffer (fpga i2c) problem

From our investigation and suggestions from other wiki/forum pages it is apparent now that it is not possible to outp... Mathew Jones

11:35 AM FPGA Development: RE: Linux application cannot read/write FPGA registers

Hi Matthew,
First we need to deal with the issue of /dev/0 not being present. Using /dev/mem is ultimately not wh... Gregory Gluszek

11:16 AM FPGA Development: Linux application cannot read/write FPGA registers

I am trying write a simple C application (for Linux on the MityDSP-L138 ARM) that can access registers within an LX16... Mathew Jones

01/05/2016

05:40 PM Software Development: RE: gcc 4.8 for OMAP-L138

Also, please make sure you perform the extraction as the root user:... Bob Duke

03:51 PM Software Development: RE: gcc 4.8 for OMAP-L138

Yes, extract the tar ball onto the root filesystem, but make sure to erase the existing one first. And backup your i... Jonathan Cormier

03:23 PM Software Development: RE: gcc 4.8 for OMAP-L138

Bob,
Thank you for the response regarding the new gcc cross-compiler for the MityDSP-L138. Now that we're back fr... Ben Atkinson

12/17/2015

04:58 PM Software Development: RE: gcc 4.8 for OMAP-L138

Ben,
We are in the process of testing a Yocto-compatible toolchain for the MityDSP-L138 family. This release incl... Bob Duke

04:25 PM Software Development: gcc 4.8 for OMAP-L138

Our group has a strong desire to use gcc 4.8 to compile for the ARM926EJ-S on the OMAP-L138. We want to take advanta... Ben Atkinson

12/16/2015

02:44 PM Software Development: RE: NAND Flash garbage collector and performance issues

Fred Weiser wrote:
> After transferring some files to the target flash (about 15 MB worth, overwriting old files), a... Jonathan Cormier

02:35 PM Software Development: RE: NAND Flash garbage collector and performance issues

Fred Weiser wrote:
> Answering questions:
>
> The jffs2 flash is divided into 2 partitions of which I'm using onl... Jonathan Cormier

02:33 PM Software Development: RE: NAND Flash garbage collector and performance issues

After transferring some files to the target flash (about 15 MB worth, overwriting old files), a short time later I en... Fred Weiser

02:22 PM Software Development: RE: NAND Flash garbage collector and performance issues

Answering questions:
The jffs2 flash is divided into 2 partitions of which I'm using only one; I have just over ha... Fred Weiser