Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-25 Thread Makito SHIOKAWA
Hi, Thank you for your reply. > Are you aware that U-Boot has scripting capabilities, to the extend of > being able to run shell scripts? What I was thinking as "boomf" is like a patch bellow (It is for U-Boot 1.1.4 and just a prototype). I knew about scripting, but I thought it was difficult

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Wolfgang Denk
In message <[EMAIL PROTECTED]> you wrote: > > I've read it but I'm afraid it's bit different from Boot Image Fallback. > > Boot Image Fallback decides image to boot according to a order of images to > boot and depending on previous boot has succeeded or not. So, this kind of > mechanism is still

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Wolfgang Denk
In message <[EMAIL PROTECTED]> you wrote: > > > of bootm'. The bootlimit/altbootcmd function (in your case probably > together > > with a hardware watchdog) could be the stuff you are (and I was) looking > for. > > This corresponds to CGL Availability Requirements Definition V4.0: AVL.9.1, >

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Makito SHIOKAWA
> You might want to have a look an the new image format introduced > recently. It allows you to have multiple kernels (and ramdisks, and > other types of images) in one image file, and access these components in > elegant way. Have a look in doc/uImage.FIT/. In particular, > doc/uImage.FIT/command_

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Makito SHIOKAWA
Hi, Thank you for your reply. > You might want to have a look an the new image format introduced > recently. It allows you to have multiple kernels (and ramdisks, and > other types of images) in one image file, and access these components in > elegant way. Have a look in doc/uImage.FIT/. In p

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Makito SHIOKAWA
Hi, Thank you for your reply. > take a look at Wolfgang's last posting from Tuesday on the 'intended behavior > of bootm'. The bootlimit/altbootcmd function (in your case probably together > with a hardware watchdog) could be the stuff you are (and I was) looking for. This corresponds to CGL

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-24 Thread Bartlomiej Sieka
Makito SHIOKAWA wrote: > Boot Image Fallback is a mechanism that enables a system to fallback to a > "known good" boot image in the event of catastrophic boot failure (i.e. > failure to boot, panic on boot, failure to initialize HW/SW). (CGL > Availability Requirements Definition V4.0: AVL.9.0). On

Re: [U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-23 Thread Matthias Fuchs
Hi, take a look at Wolfgang's last posting from Tuesday on the 'intended behavior of bootm'. The bootlimit/altbootcmd function (in your case probably together with a hardware watchdog) could be the stuff you are (and I was) looking for. Matthias On Thursday 24 April 2008 04:53:48 Makito SHIOK

[U-Boot-Users] [RFC] Implementing Boot Image Fallback on U-Boot

2008-04-23 Thread Makito SHIOKAWA
Boot Image Fallback is a mechanism that enables a system to fallback to a "known good" boot image in the event of catastrophic boot failure (i.e. failure to boot, panic on boot, failure to initialize HW/SW). (CGL Availability Requirements Definition V4.0: AVL.9.0). On system especially used in tele