Hi Steve, Could you at least share what's the essence of your workaround? Do you program PSC before trying to configure DDRC? This is what I do.
Ivan Steve Yeh wrote: > Hi, > > Our embedded engineer has solved reboot problem by modifying UBL code. > I am sorry that i am not allowed to share this part. > > Steve > > > > 2007/3/5, Ivan Tonchev <[EMAIL PROTECTED]>: >> >> Hi Steve, >> >> I reproduced your soft reset problem on our boards and on evm. >> >> In the mean time TI provided us UBL source code, so I did some patching. >> I >> implemented workarounds for both soft reset and STM NAND flash. Code >> works >> OK at least for me. I submitted patches to Roger. >> >> Ivan >> >> Steve Yeh wrote: >> >> Hi Roger, >> >> This situation is happened on standard evm and it works fine when using >> NOR boot. >> We use the kernel from dvevm 1.10 but elder u-boot. >> >> Currently, we manufacture our own board and use STM flash. >> So we face the same problem as Ivan faced. The flashwriter from TI can >> not >> work on our flash. >> Our hardware engineer is working on this issue now. >> >> Steve >> >> >> >> 2007/3/2, Monk, Roger < [EMAIL PROTECTED]>: >> > >> > Steve � some more questions to help us track this down :- >> > >> > >> > >> > Is this on standard evm or custom hardware? >> > >> > Which version of Uboot are you using? � Is it the latest from the ti >> > extranet? >> > >> > Which version of linux kernel? � the one that comes with dvevm >> v1.10? >> > >> > Does reboot work successfully from NOR or is it also failing from NOR? >> > >> > Does reboot work successfully when using the MV filesystem, rather >> than >> > your ramdisk? >> > >> > >> > >> > ~roger >> > ------------------------------ >> > >> > *From:* [EMAIL PROTECTED] >> [mailto: >> > [EMAIL PROTECTED] *On Behalf Of >> *Steve >> > Yeh >> > *Sent:* 02 March 2007 10:41 >> > *To:* [email protected] >> > *Subject:* reboot fail when using nandflash >> > >> > >> > >> > Hi, >> > >> > Does anybody face the following problem? Any comment? >> > >> > Thanks a lot. >> > >> > Steve >> > >> > >> > I storage kernel and ramdisk on nandflash and boot evm form it, but >> I >> > can't reboot my system by submit "shutdown �f �r now" or "halt -f" >> both and >> > system will show "system is reboot now" or "Booting PSP Boot Loader" >> and >> > then no any response. As I know, "Booting PSP Boot Loader" was printed >> by >> > boot loader, but I don't know why it's not go on. Any commands? >> > >> > P.S "halt" and "shutdown" were copy form evm hard disk (under /sbin) >> not >> > soft link to busybox, any I copy all /etc form evm hard disk to my >> ramdisk. >> > >> >> ------------------------------ >> >> _______________________________________________ >> Davinci-linux-open-source mailing >> [EMAIL >> PROTECTED]://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source >> >> >> > _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
