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f9e54d35
Commit
f9e54d35
authored
Jun 18, 2010
by
Javier Serrano
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Incorporated useful feedback from Erik, Emilio and David.
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d982f3d1
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oh_slides.tex
co_workshop_20100622/oh_slides.tex
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co_workshop_20100622/oh_slides.tex
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f9e54d35
...
...
@@ -153,11 +153,11 @@
\begin{block}
{
The good things of commercial HW
}
\begin{itemize}
\item
Built and tested by someone else
.
Designed, built and tested by someone else (resource gain)
.
\item
Supported by someone els
e.
Immediately availabl
e.
\item
Guaranteed
.
Hardware proven by many users in many different applications
.
\end{itemize}
\end{block}
\end{frame}
...
...
@@ -186,9 +186,9 @@
\section
{
Choices
}
\begin{frame}
{
Hardware development
}
\begin{block}
{
FPGA Mezzanine Cards (FMC)
}
\begin{block}
{
VITA 57
FPGA Mezzanine Cards (FMC)
}
\begin{itemize}
\item
The only standard
(VITA 57)
to fit our needs.
\item
The only standard to fit our needs.
\item
High-bandwidth BGA connector for multi-Gb/s links.
\item
VME and PCIe carriers in the pipeline.
\item
Xilinx kits have FMC slots
$
\rightarrow
$
convenient for testing.
...
...
@@ -206,16 +206,16 @@
\begin{frame}
{
Gateware and software
}{
Some initial ideas
}
\begin{block}
{
Gateware
}
\begin{itemize}
\item
Wishbone-based
.
\item
Internal bus is Wishbone-based (open standard with IP cores available)
.
\item
Try to automate repetitive code through scripts.
\item
Auto-discovery of cores by Linux kernel would be nice.
\item
Auto-discovery of
Wishbone
cores by Linux kernel would be nice.
\end{itemize}
\end{block}
\begin{block}
{
Software (very preliminary ideas!)
}
\begin{itemize}
\item
Kernel modules, one per core
.
\item
Interconnected
by a driver representing the whole board.
\item
Integration into official kernel desirable.
\item
Define Wishbone as a bus in Linux
.
\item
Write Linux modules and interconnect them
by a driver representing the whole board.
\item
Integration into official kernel desirable.
\end{itemize}
\end{block}
\end{frame}
...
...
@@ -276,7 +276,7 @@
Become part of a larger OH team, fully respecting OH practice. Sell full systems based on OH kit.
\end{block}
%\vspace{0.1cm}
\begin{block}
{
Red Hat-style
}
\begin{block}
{
Red Hat-style
(kind of)
}
Sell manufacture, test and support of individual boards along with a guarantee. Participate in design if needed.
\end{block}
%\vspace{0.1cm}
...
...
@@ -287,7 +287,7 @@
\subsection
{
Legal issues
}
\begin{frame}
{
Licensing
}{
A quick landscape tour
}
\begin{block}
{
H
W is not like SW
}
\begin{block}
{
H
ardware is not like software
}
\begin{itemize}
\item
Copyright protects the expression of an idea, not the idea itself.
\item
For a schematic (and even HDL), GPL is easily bypassed.
...
...
@@ -368,7 +368,7 @@ Opening up your designs does make you more vulnerable to this disease.
\item
We are learning a lot, even electronics! ;)
\item
Definitely more fun tha
t
closed HW.
Definitely more fun tha
n
closed HW.
\end{itemize}
\end{block}
...
...
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