Le mercredi 04 janvier 2006 à 18:19 +0100, Gilles Chanteperdrix a
écrit :
Stelian Pop wrote:
Before hanging, sometimes it just prints:
Unable to handle kernel NULL pointer dereference at virtual address
004d
Sometimes the oops is more complete (note that sometimes it also
crash.
I've started simplifying the code trying to get to the simplest code
which does have the problem. The results is at
http://www.popies.net/tmp/xenobug/bug.tgz if somebody wants to take a
look.
I'll be working on this again tomorrow...
Stelian.
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Open Wide
Le 12 janv. 06 à 10:12, Philippe Gerum a écrit :
Hi Wolfgang,
Wolfgang Grandegger wrote:
Hi Philippe,
I just realized that recent changes in ksrc/arch/powerpc/switch.S
have broken the build of Xenomai with linuxppc_2_4_devel on PPC:
#include asm/offsets.h does not exist
Symbols like
is at xnpod_schedule+0x6b4/0x7f0
LR is at xnpod_schedule+0x54c/0x7f0
pc : [c0056cc4]lr : [c0056b5c]Not tainted
sp : c7d41830 ip : c79e8044 fp : c7d41860
r10: c0283c2c r9 : c0282
Does this rings a bell to someone ?
Thanks.
Stelian.
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Stelian Pop [EMAIL PROTECTED]
crash.
I've started simplifying the code trying to get to the simplest code
which does have the problem. The results is at
http://www.popies.net/tmp/xenobug/bug.tgz if somebody wants to take a
look.
I'll be working on this again tomorrow...
Stelian.
--
Stelian Pop [EMAIL PROTECTED]
Open Wide
, __ipipe_mach_set_dec sets the decrementer etc.
Should I go on ?
If you have specific questions feel free to ask. But I suggest you read
and try to understand the code first.
Stelian.
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Le lundi 29 mai 2006 à 17:45 +0200, Gilles Chanteperdrix a écrit :
Stelian Pop wrote:
If you have specific questions feel free to ask. But I suggest you read
and try to understand the code first.
Maybe we could provide a quick overview of how this works, Stelian,
please correct me if I
Le vendredi 30 juin 2006 à 08:29 +0200, Detlef Vollmann a écrit :
Stelian Pop wrote:
Le jeudi 29 juin 2006 à 10:38 +0200, Detlef Vollmann a écrit :
a) What's the difference between __ipipe_mach_ticks_per_jiffy
and LATCH?
As a matter of fact there is no difference.
Does
Le mardi 11 juillet 2006 à 08:20 +0200, Detlef Vollmann a écrit :
What is missing is a look at entry-macro.S.
Stelian Pop has done something for the Integrator that I don't
really understand and therefore I can't say whether the PXA needs
something similar.
Well, you should have asked if you
Le mardi 11 juillet 2006 à 08:20 +0200, Detlef Vollmann a écrit :
What is missing is a look at entry-macro.S.
Stelian Pop has done something for the Integrator that I don't
really understand and therefore I can't say whether the PXA needs
something similar.
Well, you should have asked if you
+/* vmalloc'ed memory */
if ((vaddr = VMALLOC_START) (vaddr VMALLOC_END)) {
unsigned long mapped_size = 0;
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lower the API level a little bit, and let the user
specify the physical address of the mapping instead of the virtual
one
Stelian.
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,
+ vm_ops, vm_private_data };
struct file *filp;
const struct file_operations*old_fops;
void*old_priv_data;
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;
+return __rtdm_do_mmap(user_info, mmap_data, len, prot, pptr);
}
-EXPORT_SYMBOL(rtdm_mmap_to_user);
+EXPORT_SYMBOL(rtdm_iomap_to_user);
-
/**
* Unmap a user memory range.
*
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Xenomai
/thread.c (révision 2162)
+++ ksrc/skins/posix/thread.c (copie de travail)
@@ -745,3 +745,5 @@
EXPORT_SYMBOL(pthread_self);
EXPORT_SYMBOL(pthread_make_periodic_np);
EXPORT_SYMBOL(pthread_wait_np);
+EXPORT_SYMBOL(pthread_set_name_np);
+EXPORT_SYMBOL(pthread_set_mode_np);
--
Stelian Pop
long tmp, tmp2;
__asm__ __volatile__(@ atomic_clear_mask\n
-1: ldrex %0, %2\n
+1: ldrex %0, [%2]\n
bic %0, %0, %3\n
- strex %1, %0, %2\n
+ strex %1, %0, [%2]\n
teq %1, #0\n
bne 1b
: =r (tmp), =r (tmp2)
--
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signal.
Don't forget to run 'scripts/bootstrap' after applying this patch...
Signed-off-by: Stelian Pop [EMAIL PROTECTED]
Index: include/asm-arm/syscall.h
===
--- include/asm-arm/syscall.h (révision 2385)
+++ include/asm-arm/syscall.h
Le jeudi 19 avril 2007 à 01:35 +0200, Gilles Chanteperdrix a écrit :
Stelian Pop wrote:
Hi,
The attached patch adds an option to make Xenomai userspace issue EABI
syscalls. This is needed to make Xenomai work with kernels compiled with
CONFIG_EABI.
I get a problem
Le jeudi 19 avril 2007 à 08:38 +0200, Stelian Pop a écrit :
Le jeudi 19 avril 2007 à 01:35 +0200, Gilles Chanteperdrix a écrit :
Stelian Pop wrote:
Hi,
The attached patch adds an option to make Xenomai userspace issue EABI
syscalls. This is needed to make Xenomai work
in the past - mainly due to the usage of some
proprietary bricks like flash, java etc. I know some of those have been
resolved today, and one of these days I should try once more, but now it
is not a good time for this.
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(run_timer_softirq+0x19)
+func 390.095 ipipe_check_context+0xc
(hrtimer_run_queues+0xc5)
#func 390.000 ipipe_check_context+0xc
(hrtimer_run_queues+0xd7)
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to be
distracted from this for now.
Thanks,
Stelian.
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Le vendredi 12 octobre 2007 à 23:58 +0200, Philippe Gerum a écrit :
On Fri, 2007-10-12 at 23:51 +0200, Stelian Pop wrote:
On Fri, Oct 12, 2007 at 10:22:45PM +0200, Stelian Pop wrote:
Or even go crazy and activate SMP again ?
Would have been too easy:
# modprobe xeno_native
Le vendredi 12 octobre 2007 à 22:22 +0200, Stelian Pop a écrit :
I still have a strange problem though: after loading xeno_nucleus and
before loading xeno_native, the keyboard reacts strangely: each key
press results in at least 6 (and up to 20) letters on the terminal.
FYI, I am no longer
to me:
554 Transaction failed. For explanation visit
http://freemail.web.de/reject/?ip=88.191.70.230
I didn't investigate yet what's happenning.
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