Question about flash allocation

2011-02-15 Thread Mitsutaka Amano
Hi, Why does CFI(or other flash memory) have to alloc amount of flash memory size to the vmalloc area(such as PHYSMAP or PHYSMAP_OF)? I wondered other devices seems to not allocating(e.g, most NAND flash, flash on ARM, MIPS and so on). I don't know difference between my board and other. Doesn't ot

Re: About mpc85xx flash memory allocation

2011-01-26 Thread Mitsutaka Amano
On Tue, Jan 25, 2011 at 11:17 AM, Mitsutaka Amano wrote: > On Tue, Jan 25, 2011 at 11:05 AM, tiejun.chen > wrote: >> Mitsutaka Amano wrote: >>> On Mon, Jan 24, 2011 at 3:48 PM, tiejun.chen >>> wrote: >>>> Mitsutaka Amano wrote: >>>>>

Re: About mpc85xx flash memory allocation

2011-01-24 Thread Mitsutaka Amano
On Tue, Jan 25, 2011 at 11:05 AM, tiejun.chen wrote: > Mitsutaka Amano wrote: >> On Mon, Jan 24, 2011 at 3:48 PM, tiejun.chen >> wrote: >>> Mitsutaka Amano wrote: >>>> Hi all, >>>> >>>> I'm testing the ppc platform is based on

About mpc85xx flash memory allocation

2011-01-23 Thread Mitsutaka Amano
Hi all, I'm testing the ppc platform is based on mpc85xx. 256MB Flash memory has been installed. Then I found this entries. /proc/vmallocinfo ~~~ 0xc910-0xd9101000 268439552 of_flash_probe+0x290/0x814 ioremap physmap_of allocated 268MB over to the vmalloc. vmalloc space is tight. Why does w