Re: [U-Boot] FDT without FIT?
Dear Wolfgang Denk, On 08/23/2011 07:45 PM, Wolfgang Denk wrote: Dear Simon Schwarz, In message4e53c9f6.4010...@gmail.com you wrote: How can FDT be used without a FIT image? I don't understand this question - using the FDT and the image format are orthogonal to each other. I can't really get this from the code - if someone can point me in the right direction this would be great! Try: help bootm This prints: # help bootm bootm - boot application image from memory Usage: bootm [addr [arg ...]] - boot application image stored in memory passing arguments 'arg ...'; when booting a Linux kernel, 'arg' can be the address of an initrd image Sub-commands to do part of the bootm sequence. The sub-commands must be issued in the order below (it's ok to not issue all sub-commands): start [addr [arg ...]] loados - load OS image cmdline - OS specific command line processing/setup bdt - OS specific bd_t processing prep- OS specific prep before relocation or go go - start OS (Yes, #define CONFIG_OF_LIBFDT 1 is in my board config) For example: tftp 60 uImage tftp 90 board.dtb bootm 60 - 90 What exactly is your problem? Thanks - john already pointed me to this. This works. It was/is just a problem with the help text - duno why.. Best regards, Wolfgang Denk Regards Simon ___ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
Re: [U-Boot] FDT without FIT?
Dear Simon Schwarz, In message 4e54c961.70...@gmail.com you wrote: This prints: # help bootm bootm - boot application image from memory Usage: bootm [addr [arg ...]] - boot application image stored in memory passing arguments 'arg ...'; when booting a Linux kernel, 'arg' can be the address of an initrd image You must either have a very old version of U-Bot, or one without FDT support built in. What exactly is your problem? Thanks - john already pointed me to this. This works. It was/is just a problem with the help text - duno why.. Hm... I get this: = help bootm bootm - boot application image from memory Usage: bootm [addr [arg ...]] - boot application image stored in memory passing arguments 'arg ...'; when booting a Linux kernel, 'arg' can be the address of an initrd image ===When booting a Linux kernel which requires a flat device-tree ===a third argument is required which is the address of the ===device-tree blob. To boot that kernel without an initrd image, ===use a '-' for the second argument. If you do not pass a third ===a bd_info struct will be passed instead Sub-commands to do part of the bootm sequence. The sub-commands must be issued in the order below (it's ok to not issue all sub-commands): start [addr [arg ...]] loados - load OS image ramdisk - relocate initrd, set env initrd_start/initrd_end ===fdt - relocate flat device tree cmdline - OS specific command line processing/setup bdt - OS specific bd_t processing prep- OS specific prep before relocation or go go - start OS Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de ... bacteriological warfare ... hard to believe we were once foolish enough to play around with that. -- McCoy, The Omega Glory, stardate unknown ___ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
Re: [U-Boot] FDT without FIT?
Dear Simon Schwarz, In message 4e53c9f6.4010...@gmail.com you wrote: How can FDT be used without a FIT image? I don't understand this question - using the FDT and the image format are orthogonal to each other. I can't really get this from the code - if someone can point me in the right direction this would be great! Try: help bootm For example: tftp 60 uImage tftp 90 board.dtb bootm 60 - 90 What exactly is your problem? Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de Unix is simple, but it takes a genius to understand the simplicity. - Dennis Ritchie ___ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
