Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-05-03 Thread SunNeo
f my issue? I mean incorrect setting of "Maximum low memory size". Best Regards, Sun > From: s...@denx.de > To: u-boot@lists.denx.de > Subject: Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board! > Date: Thu, 23 Apr 2009 11:55:35 +0200 > CC: sun

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-23 Thread Stefan Roese
On Thursday 23 April 2009, SunNeo wrote: > Have performed a slow memory post using code in post/drivers/memory.c, > still no error. Another idea: Did you also try using DDR autocalibration method A? Standard is method B but A takes a lot longer. (See the Method_A and Method_B algorithm discripti

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-23 Thread SunNeo
Have performed a slow memory post using code in post/drivers/memory.c, still no error. I found memsize in post/driver/memory.c has a limit of 256MB, so I modify it to 1024M. Have tried Linux-2.6.29, same result. Best Regards, Sun > From: s...@denx.de > To: sunwx2...@hotmail.com > Su

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-23 Thread Stefan Roese
Sun, On Thursday 23 April 2009, Grant Erickson wrote: > On 4/22/09 10:00 PM, SunNeo wrote: > > I got a new board with 1GB DDRII memory and only 1 Rank, but the problem > > still exist. > > > > The following is a summary of my job: > > > > 4. Have performed memory test with "mtest" command at U-Boo

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-22 Thread Grant Erickson
On 4/22/09 10:00 PM, SunNeo wrote: > I got a new board with 1GB DDRII memory and only 1 Rank, but the problem still > exist. > > The following is a summary of my job: > > 4. Have performed memory test with "mtest" command at U-Boot, no error >happened. Sun: It's been awhile since I looked

[U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-22 Thread SunNeo
I got a new board with 1GB DDRII memory and only 1 Rank, but the problem still exist. The following is a summary of my job: 1. My board combines 4 Hynix H5PS2G83AFR (256MB * 8bits) to make a 1GB memory, use only one 1 rank, no ECC. 2. My board is similar to AMCC Kilauea EVB. For U-Boot-2

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-15 Thread Stefan Roese
Sun, On Wednesday 15 April 2009, SunNeo wrote: > I tried to add auto-calibration related configuration to my configuation > file, but Linux still hangs at the same location. It seems error happened > when threads of Linux Kernel tried to access the high 512m memory. I suggest you debug this furth

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-15 Thread SunNeo
Feng Kan, Stefan and Grant, Thanks for all your suggestion. I tried to add auto-calibration related configuration to my configuation file, but Linux still hangs at the same location. It seems error happened when threads of Linux Kernel tried to access the high 512m memory. Just like th

Re: [U-Boot] Help!Some memory doesn't work on PPC405Ex based board!

2009-04-14 Thread Stefan Roese
Hi Sun, On Tuesday 14 April 2009, SunNeo wrote: > My platform uses the MICRON MT47H256M8THN DDRII SDRAM and the DDRII SDRAM > is soldered on the board. > > As I said, my board was similar with "Kilauea" evb, so I created my > configuration header file from Kilauea's at U-Boot. In the configuration