Fawad Lateef wrote:
> reserving_bootmem in devicemaps_init will work but I think it
> will be better if you do this in mem_init function (here:
> http://sosdg.org/~coywolf/lxr/source/arch/arm/mm/init.c?v=2.6.
> 16;a=arm#L620),
> so that all the paging and other map related stuff completes. (CMIIW)
On 11/30/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
Jon Ringle wrote:
> Fawad Lateef wrote:
> > >
> > > Index: linux/arch/arm/mm/init.c
> > >
> ===
> > > --- linux.orig/arch/arm/mm/init.c 2006-11-30
> > 11:03:00.0
> >
Jon Ringle wrote:
> Fawad Lateef wrote:
> > On 11/30/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> > > Do you think that the following would work to properly
> reserve the
> > > memory. If it does, then I think I can just do a
> ioremap(0x0000,
> > > 0x1000) to obtain a virtual address. (Ofcou
On 11/30/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
Fawad Lateef wrote:
> On 11/30/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> > Fawad Lateef wrote:
> > > Yes, this can be used if required physical-memory exists
> in the last
> > > part of RAM as if you use mem= then kernel will only use
> > > mem
Fawad Lateef wrote:
> On 11/30/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> > Fawad Lateef wrote:
> > > Yes, this can be used if required physical-memory exists
> in the last
> > > part of RAM as if you use mem= then kernel will only use
> > > memory less than or equal-to and above can be used
linux-os (Dick Johnson) wrote:
> On Mon, 27 Nov 2006, Jon Ringle wrote:
>
> > Robert Hancock wrote:
> >> Jon Ringle wrote:
> >>> Hi,
> >>>
> >>> I need to reserve a page of memory at a specific area of RAM that
> >>> will be used as a "shared memory" with another processor
> over PCI.
> >>> How
Jesper Juhl wrote:
> On 28/11/06, Fawad Lateef <[EMAIL PROTECTED]> wrote:
> > On 11/28/06, Dave Airlie <[EMAIL PROTECTED]> wrote:
> > > On 11/28/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> >
> > > > It looks promising, however, I need to reserve a
> physical address
> > > > area that is well kno
Robert Hancock wrote:
> Jon Ringle wrote:
> > Robert Hancock wrote:
> >> Jon Ringle wrote:
> >>> Hi,
> >>>
> >>> I need to reserve a page of memory at a specific area of RAM that
> >>> will be used as a "shared memory" with another processor
> over PCI.
> >>> How can I ensure that the this area
On Mon, 27 Nov 2006, Jon Ringle wrote:
> Robert Hancock wrote:
>> Jon Ringle wrote:
>>> Hi,
>>>
>>> I need to reserve a page of memory at a specific area of RAM that will
>>> be used as a "shared memory" with another processor over PCI. How can I
>>> ensure that the this area of RAM gets reseved
On 28/11/06, Fawad Lateef <[EMAIL PROTECTED]> wrote:
On 11/28/06, Dave Airlie <[EMAIL PROTECTED]> wrote:
> On 11/28/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> > It looks promising, however, I need to reserve a physical address area
> > that is well known (so that the code running on the other p
On 11/28/06, Dave Airlie <[EMAIL PROTECTED]> wrote:
On 11/28/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
> It looks promising, however, I need to reserve a physical address area
> that is well known (so that the code running on the other processor
> knows where in PCI memory to write to). It app
On 11/28/06, Jon Ringle <[EMAIL PROTECTED]> wrote:
Robert Hancock wrote:
> Jon Ringle wrote:
>> Hi,
>>
>> I need to reserve a page of memory at a specific area of RAM that will
>> be used as a "shared memory" with another processor over PCI. How can I
>> ensure that the this area of RAM gets rese
Jon Ringle wrote:
Robert Hancock wrote:
Jon Ringle wrote:
Hi,
I need to reserve a page of memory at a specific area of RAM that will
be used as a "shared memory" with another processor over PCI. How can I
ensure that the this area of RAM gets reseved so that the Linux's memory
management (kmal
Robert Hancock wrote:
Jon Ringle wrote:
Hi,
I need to reserve a page of memory at a specific area of RAM that will
be used as a "shared memory" with another processor over PCI. How can I
ensure that the this area of RAM gets reseved so that the Linux's memory
management (kmalloc() and friends)
Jon Ringle wrote:
Hi,
I need to reserve a page of memory at a specific area of RAM that will
be used as a "shared memory" with another processor over PCI. How can I
ensure that the this area of RAM gets reseved so that the Linux's memory
management (kmalloc() and friends) don't use it?
Some thi
Hi,
I need to reserve a page of memory at a specific area of RAM that will
be used as a "shared memory" with another processor over PCI. How can I
ensure that the this area of RAM gets reseved so that the Linux's memory
management (kmalloc() and friends) don't use it?
Some things that I've consid
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