Memory address range
jana1972 at centrum.cz
jana1972 at centrum.cz
Wed Feb 8 18:32:37 UTC 2012
Hi,
Thank you for your reply.
root at me:~# /proc/iomem
00000000-0fffffff : System RAM
00001000-002a0cbf : Kernel code
002a0cc0-003350bf : Kernel data
10480300-104803a8 : brcm-ehci0-IO
10480300-104803a8 : ehci_hcd
10480400-1048046f : brcm-ohci0-IO
10480400-1048046f : ohci_hcd
10480500-1048056f : brcm-ohci1-IO
10480500-1048056f : ohci_hcd
10510000-10511fff : 0000:01:00.0
10510000-10511fff : sata_svw
b0002800-b000287c : brcmnand-base
b0510000-b0520000 : ext sata pci memory space
d0000000-d8000000 : ext pci memory space
it says system RAM which is NOT physical RAM size.
Is there any way how to find out where RAM starts?
from dmesg i found only
kernMemSize : 148 MB
Thanks
>
>
> Am 08.02.2012 10:08, schrieb jana1972 at centrum.cz:
> > I have a Linux embeded device, with BusyBox system, that consists
> > CPU, BIOS,FLASH and SDRAM.
> >
> > Is there any way how to determine the memory address range for BIOS, flash and SDRAM?
> > (BIOS is 4Mb,Flash 64MB and SDRAM( 4 modules ) has 256MB)
> > Thanks
> > Ja.
> >
>
> hi Ja,
>
> I am not aware that there is an other way than to consult either your manual or
> you have a custom kernel that provides an entry in /proc for this.
>
> On the std. pc /proc/iomem may give you first hints. NTL i do not thing that this
> is a busybox related problem.
>
> re,
> wh
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