then is there any new hint about that?
I didn't do the memory patition , would this cause the problem?
2007/9/5, Xu Yang <[EMAIL PROTECTED]>:
> Hi Uli,
>
> yes, it is my mistake. actually in the boot option line It was
> root=/dev/ram0 . sorry for the misleading.
>
> rega
Hi Uli,
yes, it is my mistake. actually in the boot option line It was
root=/dev/ram0 . sorry for the misleading.
regards,
yang
2007/9/5, Uli Luckas <[EMAIL PROTECTED]>:
> On Tuesday, 4. September 2007, linux-os (Dick Johnson) wrote:
> > On Mon, 3 Sep 2007, Xu Yang wrote:
&g
Hi Uli,
yes, it is my mistake. actually in the boot option line It was
root=/dev/ram0 . sorry for the misleading.
regards,
yang
2007/9/5, Uli Luckas [EMAIL PROTECTED]:
On Tuesday, 4. September 2007, linux-os (Dick Johnson) wrote:
On Mon, 3 Sep 2007, Xu Yang wrote:
Hi everyone,
I
then is there any new hint about that?
I didn't do the memory patition , would this cause the problem?
2007/9/5, Xu Yang [EMAIL PROTECTED]:
Hi Uli,
yes, it is my mistake. actually in the boot option line It was
root=/dev/ram0 . sorry for the misleading.
regards,
yang
2007/9/5, Uli
(Dick Johnson) <[EMAIL PROTECTED]>:
>
> On Mon, 3 Sep 2007, Xu Yang wrote:
>
> > Hi everyone,
> >
> > I want to use ramdisk to boot my filesystem, as I can't use NFS and
> > harddisk.
> >
> > I have load the ramdisk into the ram memory (start ad
Hi Bill,
OK I will try it.
Thanks,
2007/9/4, Bill Davidsen <[EMAIL PROTECTED]>:
> Xu Yang wrote:
> > thanks for the reply.
> >
> > no , it is not decompressed. isn' t the kernel supposed to do that? As
> > we have tried to load this filesystem on the pc, it
Hi Bill,
OK I will try it.
Thanks,
2007/9/4, Bill Davidsen [EMAIL PROTECTED]:
Xu Yang wrote:
thanks for the reply.
no , it is not decompressed. isn' t the kernel supposed to do that? As
we have tried to load this filesystem on the pc, it turns out the the
kernel can recognize
(Dick Johnson) [EMAIL PROTECTED]:
On Mon, 3 Sep 2007, Xu Yang wrote:
Hi everyone,
I want to use ramdisk to boot my filesystem, as I can't use NFS and
harddisk.
I have load the ramdisk into the ram memory (start address :0x400)
and in the boot options I specified : root =dev
Hello everyone,
Just got a rough question in my head.
don't know whether anyone interested .
mutex vs cache coherency protocol(for multiprocessor)
both of these two can be used to protect shared resource in the memory.
are both of them necessary?
for example:
in a multiprocessor system, if
. is this might be a problem?
regards,
2007/9/3, Bill Davidsen <[EMAIL PROTECTED]>:
> Xu Yang wrote:
> > Hi everyone,
> >
> > I want to use ramdisk to boot my filesystem, as I can't use NFS and
> > harddisk.
> >
> > I have load the ramdisk
Hi everyone,
I want to use ramdisk to boot my filesystem, as I can't use NFS and harddisk.
I have load the ramdisk into the ram memory (start address :0x400)
and in the boot options I specified : root =dev/ram0 initrd=0x400
but the kernel said it can not find any file system on it.
Hi everyone,
I want to use ramdisk to boot my filesystem, as I can't use NFS and harddisk.
I have load the ramdisk into the ram memory (start address :0x400)
and in the boot options I specified : root =dev/ram0 initrd=0x400
but the kernel said it can not find any file system on it.
. is this might be a problem?
regards,
2007/9/3, Bill Davidsen [EMAIL PROTECTED]:
Xu Yang wrote:
Hi everyone,
I want to use ramdisk to boot my filesystem, as I can't use NFS and
harddisk.
I have load the ramdisk into the ram memory (start address :0x400)
and in the boot options I
Hello everyone,
Just got a rough question in my head.
don't know whether anyone interested .
mutex vs cache coherency protocol(for multiprocessor)
both of these two can be used to protect shared resource in the memory.
are both of them necessary?
for example:
in a multiprocessor system, if
his enough?
regards,
Yang
2007/8/30, Uli Luckas <[EMAIL PROTECTED]>:
> On Thursday, 30. August 2007, Xu Yang wrote:
> > Hi Uli,
> >
> >
> > thanks for your reply.
> >
> > just have a question, where is the tag list, how can i modify this?
> >
,
Yang
2007/8/30, Uli Luckas [EMAIL PROTECTED]:
On Thursday, 30. August 2007, Xu Yang wrote:
Hi Uli,
thanks for your reply.
just have a question, where is the tag list, how can i modify this?
If you don't know where the list is created, how do you now that it contains a
ramdisk
Hi Uli,
thanks for your reply.
just have a question, where is the tag list, how can i modify this?
regards,
yang
2007/8/30, Uli Luckas <[EMAIL PROTECTED]>:
> On Thursday, 30. August 2007, Xu Yang wrote:
> > Hi guys,
> >
> >
> > I found that
Hi guys,
I found that in the function parse_tag_ramdisk , the setup_ramdisk is
called. is it true that in the setup_ramdisk the location ot the
initrd is specified?
it seems that in my case the parse_tag_ramdisk is never accessed. what
might cause this?
in the parse_tag_ramdisk the tag should
hi peter,
thanks for your reply.
my platform is realview_eb_mpcore. the cpu is arm. not i386. and I
check the booting file in the documentation /arm , it is not
specified.
do you have any idea about that?
anyone knows?
thanks,
regards,
2007/8/29, H. Peter Anvin <[EMAIL PROTECTED]>
hi peter,
thanks for your reply.
my platform is realview_eb_mpcore. the cpu is arm. not i386. and I
check the booting file in the documentation /arm , it is not
specified.
do you have any idea about that?
anyone knows?
thanks,
regards,
2007/8/29, H. Peter Anvin [EMAIL PROTECTED]:
Xu Yang
Hi guys,
I found that in the function parse_tag_ramdisk , the setup_ramdisk is
called. is it true that in the setup_ramdisk the location ot the
initrd is specified?
it seems that in my case the parse_tag_ramdisk is never accessed. what
might cause this?
in the parse_tag_ramdisk the tag should
Hi Uli,
thanks for your reply.
just have a question, where is the tag list, how can i modify this?
regards,
yang
2007/8/30, Uli Luckas [EMAIL PROTECTED]:
On Thursday, 30. August 2007, Xu Yang wrote:
Hi guys,
I found that in the function parse_tag_ramdisk , the setup_ramdisk
does anyone know from which address does the kernel load the initrd? I
mean the default value?
I want to boot the filesystem using a ramdisk. but the I don't know
where to put it in my ram? as I don't have flash , I can only load the
ramdisk into the ram.
and which boot option should I use?
does anyone know from which address does the kernel load the initrd? I
mean the default value?
I want to boot the filesystem using a ramdisk. but the I don't know
where to put it in my ram? as I don't have flash , I can only load the
ramdisk into the ram.
and which boot option should I use?
----- Original Message -
> From: "Xu Yang" <[EMAIL PROTECTED]>
> To: "Gavin Shan" <[EMAIL PROTECTED]>
> Cc:
> Sent: Tuesday, August 28, 2007 11:04 PM
> Subject: Re: lowlevel_init.c
>
>
> > Hi Gavin,
> >
> > yes, the file low
AIL PROTECTED]>:
>
> - Original Message -----
> From: "Xu Yang" <[EMAIL PROTECTED]>
> To:
> Sent: Tuesday, August 28, 2007 10:49 PM
> Subject: lowlevel_init.c
>
>
> > Hello everyone,
> >
> > i am trying to run linux on realview_eb_mp
Hello everyone,
i am trying to run linux on realview_eb_mpcore.
I read some articles about how to port linux and uboot to a new board,
according to the article, when I am porting the uboot, i should modify
a file called lowlevel_init.c , which is in the fold
board/realview_eb. this file describes
Hello everyone,
i am trying to run linux on realview_eb_mpcore.
I read some articles about how to port linux and uboot to a new board,
according to the article, when I am porting the uboot, i should modify
a file called lowlevel_init.c , which is in the fold
board/realview_eb. this file describes
PROTECTED]:
- Original Message -
From: Xu Yang [EMAIL PROTECTED]
To: linux-kernel@vger.kernel.org
Sent: Tuesday, August 28, 2007 10:49 PM
Subject: lowlevel_init.c
Hello everyone,
i am trying to run linux on realview_eb_mpcore.
I read some articles about how to port linux
u-boot/board/realview_eb/lowlevel_init.S
this is the exact path for the file.
2007/8/28, Gavin Shan [EMAIL PROTECTED]:
I couldn't find out the file.
oak:/home2/gshan/u-boot/board
oakfind . -name lowlevel_init.c
oak:/home2/gshan/u-boot/board
- Original Message -
From: Xu Yang
Is anyone using the realview_eb_mpcore?
could you send me the boot monitor file for that if possible?
I am using the software virtual prototype to simulate this platform ,
and I need this boot monitor first.
I appreciate it very much.
regards,
yang
-
To unsubscribe from this list: send the
Is anyone using the realview_eb_mpcore?
could you send me the boot monitor file for that if possible?
I am using the software virtual prototype to simulate this platform ,
and I need this boot monitor first.
I appreciate it very much.
regards,
yang
-
To unsubscribe from this list: send the
the interrupt. they jump to the
kernel? or sth eles? if they jump to the kernel, to what address? and
these jump instructions are in the boot monitor?
sorry for so many questions
thanks a lot.
2007/8/22, Alan Cox <[EMAIL PROTECTED]>:
> On Wed, 22 Aug 2007 16:53:41 +0200
> "
lists
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Hi everyone,
I am just wondering how is the boot process of the multicore system exactly.
let's say there are 4 cores , what is the booting sequence? and how
does linux realise the booting process?
anyone has any idea?
thanks
regards,
Yang
-
To unsubscribe from this list: send the line
Hi everyone,
I am just wondering how is the boot process of the multicore system exactly.
let's say there are 4 cores , what is the booting sequence? and how
does linux realise the booting process?
anyone has any idea?
thanks
regards,
Yang
-
To unsubscribe from this list: send the line
lists
-
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
the interrupt. they jump to the
kernel? or sth eles? if they jump to the kernel, to what address? and
these jump instructions are in the boot monitor?
sorry for so many questions
thanks a lot.
2007/8/22, Alan Cox [EMAIL PROTECTED]:
On Wed, 22 Aug 2007 16:53:41 +0200
Xu Yang [EMAIL PROTECTED
, such as
gic_ack_irq. gic_mask_irq, handle_level_irq, and so on.
do you have any idea where could be the problem?
Best regards,
Yang
2007/8/18, Stefan Richter <[EMAIL PROTECTED]>:
> Xu Yang wrote:
> > When I was porting kernel 2.6.19 to my realview_eb_mpcore system, I
> > got the
Hi guys,
I am running the kernel 2.6.21 on my realview_eb system
I got problem at the realview_timer_interrupt():
this interrupt routine is executed 4 times, during one os timer interval.
which means even the real interrupt doesn't happen, the interrupt
routine is still executed.
anyone have any
Hi guys,
I am running the kernel 2.6.21 on my realview_eb system
I got problem at the realview_timer_interrupt():
this interrupt routine is executed 4 times, during one os timer interval.
which means even the real interrupt doesn't happen, the interrupt
routine is still executed.
anyone have any
, such as
gic_ack_irq. gic_mask_irq, handle_level_irq, and so on.
do you have any idea where could be the problem?
Best regards,
Yang
2007/8/18, Stefan Richter [EMAIL PROTECTED]:
Xu Yang wrote:
When I was porting kernel 2.6.19 to my realview_eb_mpcore system, I
got the following information.
...
does
I am running kernel 2.6.21 on my realview_eb_mpcore system.
at the beginning I found the program is stuck at calibrating
loop, this is because that the timer0 didn't give out
any interrupt.
after enable the timer0's interrupt, I found that even when there is
no timer interrupt
this vmlinux file is running on my software virtual prototype system.
and my software enviorment can only load elf file, so I am using this
real vmlinux file.
regards,
Yang
2007/8/18, Jan Engelhardt <[EMAIL PROTECTED]>:
>
> On Aug 18 2007 21:49, Xu Yang wrote:
> >
> >I t
-addresses 0x4000 to change the start
address of the vmlinux, and the program goes further.but the debug
information disappeared.
how to handle this? (making the program running and debug information available)
thanks,
regards,
yang
2007/8/17, Jesper Juhl <[EMAIL PROTECTED]>:
> On 17/
Hi Stefan,
thanks for your explaination:)
I will try the kernel 2.6.22 and reprot the results later.
regards,
yang
2007/8/18, Stefan Richter <[EMAIL PROTECTED]>:
> Xu Yang wrote:
> > When I was porting kernel 2.6.19 to my realview_eb_mpcore system, I
> > got the
,
regards,
yang
2007/8/18, Stefan Richter <[EMAIL PROTECTED]>:
> Willy Tarreau wrote:
> > On Fri, Aug 17, 2007 at 06:24:17PM +0200, Xu Yang wrote:
> >> I have built up a software virtual prototype system with ARM11MPCORE.
> >> my system is similar with
Ok I will try that.
thanks :)
2007/8/18, Stefan Richter <[EMAIL PROTECTED]>:
> Willy Tarreau wrote:
> > On Fri, Aug 17, 2007 at 06:24:17PM +0200, Xu Yang wrote:
> >> I have built up a software virtual prototype system with ARM11MPCORE.
> >> my system is simila
,
regards,
yang
2007/8/18, Stefan Richter [EMAIL PROTECTED]:
Willy Tarreau wrote:
On Fri, Aug 17, 2007 at 06:24:17PM +0200, Xu Yang wrote:
I have built up a software virtual prototype system with ARM11MPCORE.
my system is similar with realview_eb_mpcore. but my system is
simpler, which
Ok I will try that.
thanks :)
2007/8/18, Stefan Richter [EMAIL PROTECTED]:
Willy Tarreau wrote:
On Fri, Aug 17, 2007 at 06:24:17PM +0200, Xu Yang wrote:
I have built up a software virtual prototype system with ARM11MPCORE.
my system is similar with realview_eb_mpcore. but my system
Hi Stefan,
thanks for your explaination:)
I will try the kernel 2.6.22 and reprot the results later.
regards,
yang
2007/8/18, Stefan Richter [EMAIL PROTECTED]:
Xu Yang wrote:
When I was porting kernel 2.6.19 to my realview_eb_mpcore system, I
got the following information.
...
does
-addresses 0x4000 to change the start
address of the vmlinux, and the program goes further.but the debug
information disappeared.
how to handle this? (making the program running and debug information available)
thanks,
regards,
yang
2007/8/17, Jesper Juhl [EMAIL PROTECTED]:
On 17/08/07, Xu Yang
this vmlinux file is running on my software virtual prototype system.
and my software enviorment can only load elf file, so I am using this
real vmlinux file.
regards,
Yang
2007/8/18, Jan Engelhardt [EMAIL PROTECTED]:
On Aug 18 2007 21:49, Xu Yang wrote:
I tried as what you told me
I am running kernel 2.6.21 on my realview_eb_mpcore system.
at the beginning I found the program is stuck at calibrating
loop, this is because that the timer0 didn't give out
any interrupt.
after enable the timer0's interrupt, I found that even when there is
no timer interrupt
Hello everyone,
I am trying to port kernel 2.6.19 onto my system.so I need the c code
, which can show me where the program is running. I add -g when I
compile it.
after I got the vmlinux( uncompressed) I used arm-none-eabi-objcopy
--change-addresses 0x4000 to change the start address.
it
Hi everyone,
I have built up a software virtual prototype system with ARM11MPCORE.
my system is similar with realview_eb_mpcore. but my system is
simpler, which has only a mpcore , uart0, console,timer0_1, and
memorys.
I want to run kernel 2.6.19 on it. I have done some modification, and
now I
Hi everyone,
I have built up a software virtual prototype system with ARM11MPCORE.
my system is similar with realview_eb_mpcore. but my system is
simpler, which has only a mpcore , uart0, console,timer0_1, and
memorys.
I want to run kernel 2.6.19 on it. I have done some modification, and
now I
Hello everyone,
I am trying to port kernel 2.6.19 onto my system.so I need the c code
, which can show me where the program is running. I add -g when I
compile it.
after I got the vmlinux( uncompressed) I used arm-none-eabi-objcopy
--change-addresses 0x4000 to change the start address.
it
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