On Fri, Jul 3, 2009 at 3:51 AM, Mike Frysinger wrote:
> Due to shell portability issues (which is to say shell scripts are not
> portable -- think Windows), convert elf2flt to C code.
Honestly my gut reaction to this is "yuck". Not your implementation, just
the idea in general. C is great for
On Tue, May 19, 2009 at 8:32 AM, David McCullough
wrote:
>
> Jivin John Williams lays it down ...
>> Attached is a patch that updates elf2flt support for microblaze:
>>
>> * Handling for new reloc type R_MICROBLAZE_32_PCREL_LO (we can just ignore
>> it)
&g
On Mon, May 18, 2009 at 7:19 AM, Mike Frysinger wrote:
> On Saturday 16 May 2009 23:10:42 John Williams wrote:
>> Tweak configure{.in} to indicate that MicroBlaze needs the
>> --disable-emit-relocs switch
>
> i dont think it's appropriate to list arch needs in the config
switch
signed-off-by: John Williams
configure|2 +-
configure.in |2 +-
elf2flt.c| 28 +---
3 files changed, 7 insertions(+), 25 deletions(-)
? microblaze-elf2flt-update.patch
Index: configure
Hi Pablo
On Mon, Feb 16, 2009 at 9:01 PM, Pablo Antunez wrote:
> Hi, I have a XUP Virtex II Pro board. I download a uClinux Image but I
> cannot input characters (I cannot login). I have decided to compile my own
> uClinux (petalinux) Image and it is OK. But uClinux cannot boot. The
> problem i
wrote:
We've had a problem reported on MicroBlaze arch and I was wondering if
someone with access to another NOMM Uarch could run the same test, see
if the result is duplicated.
[snip]
Thanks everyone for looking into this - it's at least some comfort to
know it's not just a MicroBlaze-ism
Hi,
We've had a problem reported on MicroBlaze arch and I was wondering if
someone with access to another NOMM Uarch could run the same test, see
if the result is duplicated.
It's a simple test case attached (don't forget to link pthreads library).
Basically we have parent that
1. blocks al
Hi Jaap,
Jaap de Jong wrote:
>
> I'm trying to build a uclinux 2.4 with this new test release.
> I added ntpdate (worked ok on petalinux 0.20 rc3) and get this:
I should have been clear - only the 2.6 kernel has MMU support.
If you are using 2.4 then please stick to the main petalinux release.
Hi,
I'm pleased to announce that we have a test release available for
MicroBlaze MMU support in the PetaLinux 2.6.20 kernel.
You can access it via the http://developer.petalogix.com front page,
just follow the links to the release notes and download.
Tested hardware platforms so far are Xilinx
Hi Markus,
Markus Franke wrote:
Zitat von John Williams <[EMAIL PROTECTED]>:
I've been looking at the 2.6 kernel's generic DMA layer recently.
There are two aspects, the stuff described in DMA-IPA.txt is really
more about how to allocate DMA-suitable memory regions for DMA,
Hi,
Greg Ungerer wrote:
Allon Stern wrote:
On Feb 4, 2008, at 7:36 PM, Greg Ungerer wrote:
The current ColdFire DMA support in Linux is limited and a little
out of date though, so it alone is not a good guide :-)
Any comments on the limitations?
Its just hasn't been looked at much over
Michael Schnell wrote:
Re-implementing SMP on FPGA-based multiCPU systems is, to me, not
necessariyl the right way to go.
Instead of SMP, all applications I have in mind would rather use
separate systems which communicate via some kind of channel. Does
running multiple Linuxes on a multi-pr
Hi,
Michael Schnell wrote:
Yep, Mico32 is a quite simple soft-core based upon RISC architecture.
For the most part of it it resembles both NiosII and, using a lot of
fantasy, MIPS (it has a lot of registers, compared to ARM). Of course,
it currently lacks MMU support.
My impression is that i
Jim Ramsay wrote:
I was thinking that you *somehow* apply a patch to get yourself from
2.6.19 to 2.6.20, and then somehow resolve the conflicts inherent in
this merge since the 2.6.19-uc0 patch altered some 2.6.19 files, and
then you should be able to apply linux-2.6.20-uc0.patch.gz.
I've done
Hi folks,
NOJA Power in Brisbane are looking for an embedded Linux engineer -
thought it might be of interest to some Australian subscribers on the list.
http://it.seek.com.au/users/apply/index.ascx?Sequence=39&PageNumber=1&JobID=10411921&;
Regards,
John
PS Just flagging this as a public servi
it us on Microblaze because our linker doesn't support
--fatal-warnings, but we got all these error reports from non-English
speaking countries, and the build system was appending --fatal-warnings
in the command line!
Cheers,
John
Jivin John Williams lays it down ...
Hi,
ucfro
Hi Roberto,
Roberto Rodríguez-Rodríguez wrote:
Hi, I am specifying the architecture for an academic microprocessor, we
want that this microprocessor will be able to run a Linux version, so I
need to know the minimum requirements (the minimum instruction set) for
running a ucLinux because this
Hi Jeff,
Jeff Fellin wrote:
Hello,
I have a problem with petalinux-v0-20-rc3 release using linux-2.6.x for
the kernel, compiling e2fsck. There appears to be several header files
not included, and before I spent time determining the missing header
files. I want to know if anyone else has seen
Hi Mike,
Mike Frysinger wrote:
the latest inetd does not seem to work for me with rcp/rsh ... if i change
the '#if 0' to '#if 1' in start_child() (the stderr/stdout redirection),
things work
any idea the history behind this block of code ?
We found and reported the same thing last July. I
Hi,
A bit OT but coming in the context of uClinux-dist, so I'll try here
first :)
Is it possible to modify the PATH used by make's $(shell function)?
The obvious construct
PATH=$(PATH):/path/to/add
export PATH
foo=$(shell mytool)
where mytool lives in /path/to/add, doesn't work
The only wa
Hi,
With the SLOB allocator enabled, kobjsize() doesn't seem to match
ksize(). This triggers a bug with binfmt_flat, where the do_mremap call
is used to take up slack space in the allocated text/data segments.
binfmt_flat calls ksize to get the allocated region size, but do_mremap
calls kob
Hi Paula,
Paula Stanciu wrote:
hello,
I'm using petalinux on a xup virtex 2 pro board. The keyboard driver
compiles without problems but a boot i receive the following message :
Xilinx PS/2 #0 at 0x30091ECC mapped to 0x30091ECC
ttyS0 at 0x4060
pc_keyb: controller jammed (0xC1).
initializ
I wrote:
I'm working on the 2.6 kernel for MicroBlaze (embedded, NOMMU) arch.
Like some other nommu archs, we typically mount root on an MTD RAM
partition (either CRAMFS or ROMFS).
All of this is working fine on 2.6.19 plus SnapGear 2.6.19-uc0-bigpatch
NOMMU patchset.
However, since coming
Hello,
I'm working on the 2.6 kernel for MicroBlaze (embedded, NOMMU) arch.
Like some other nommu archs, we typically mount root on an MTD RAM
partition (either CRAMFS or ROMFS).
All of this is working fine on 2.6.19 plus SnapGear 2.6.19-uc0-bigpatch
NOMMU patchset.
However, since coming f
Paula Stanciu wrote:
Hello,
Thank you for responding to my email.
>>How is the keyboard connected to the MicroBlaze? Are you using Xilinx's
>>opb_ps2_dual core, or something else? That's the first step.
Yes, the keyboard is connected using Xlinx's opb_ps2_dual core.
I've also tried to compil
Hello Paula,
Paula Stanciu wrote:
hello that's the keyboard driver i've been able to find...but it doesn't
compile. Can someone please help me ?
I don't know where you got that driver from, but it's a long way from
ever working.
How is the keyboard connected to the MicroBlaze? Are you usi
Hello,
Try the attached patch. Or better still, use PetaLinux when deveoping
for MicroBlaze.
http://developer.petalogix.com
Regaqrds,
John
xuyun wrote:
Hi,everyone.I've already done everything I was told according to the
document:uClinux_ready_MicroBlaze_design.pdf. Until I came to "make
Hi,
xuyun wrote:
Hi,I want to know is there any possibility to port uClinux to PowerPC
architecture embedded system, such as PowerPC405 build-in the Xilinx
VertexII Pro.Thank you!
You don't need uClinux on the PPC - uClinux is for NOMMU CPUs, the PPC
has an MMU, and regular linux runs on it.
David McCullough wrote:
Jivin Muthu, Pushparaj IN GGN SISL lays it down ...
Question related to uClinux has user space and kernel spaceser space .
My question is
In uClinux when user space calls system call , it invokes software interrupt
and enter into kernel space serve the routine and c
Hi Greg,
Thanks for the detailed comments - I'll refactor and modify the patches
as you propose and post another lot shortly for discussion.
Cheers,
John
Greg Ungerer wrote:
Hi John,
John Williams wrote:
Patches to add MicroBlaze arch support and preliminary drivers for
several X
Hi Stephen,
stephen jakeman wrote:
Does anybody have any advice on implementing a local link temac running
uClinux on a Microblaze Core.
Sorry for delayed reply on this one, I missed it first time around.
I have a preliminary port of the temac driver from the PPC 2.4 tree,
however ran out of
Hi Igor,
This is a bug in the ucfront utility - I have just submitted a patch to
this list. It should be in your inbox now if you are subscribed.
Your workaround is only partially correct, you should have completely
removed the --fatal-warnings stuff from common/config.arch. Chaging it
to
Hi,
ucfront-ld tool chokes on the "NONE" libc option (for standalone
toolchains with built-in uClibc, for example).
Dumping the environment inside config/common/config.arch, I have:
CONFIG_DEFAULTS_LIBC_NONE=y
CONFIG_LIBCDIR=
Here's what ucfront-ld says about that:
FATAL: Could not determin
Hi Gerg,
Is there a (good :) ) reason why uClinux-dist/Makefile clean: target now
deletes the $(LINUX)/include/asm symlink?
This means that after a make clean you have to make oldconfig to get the
symlink back. Perhaps this should be in distclean rather than clean?
Cheers,
John
Greg Ung
Hi David,
David McCullough wrote:
Jivin John Williams lays it down ...
David McCullough wrote:
Jivin Steve Bennett lays it down ...
This often (always?) happens if you reconfigure busybox and rebuild.
The solution is simply to clean out busybox after reconfiguring to
ensure
that
David McCullough wrote:
Jivin Steve Bennett lays it down ...
This often (always?) happens if you reconfigure busybox and rebuild.
The solution is simply to clean out busybox after reconfiguring to
ensure
that everything is rebuilt.
$ make user/busybox_clean
The code in user/busbox/Makefil
Hello,
Patches to add MicroBlaze arch support and preliminary drivers for
several Xilinx devices to linux-2.6.19-uc0 can be found here:
http://developer.petalogix.com/wiki/MicroBlaze-2.6-Kernel#Otherpatches
The patch set is roughly 800kb so too large to post here as an attachment.
It's broad
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