Re: [U-Boot-Users] Why my image isn't boot?

I want it run from flash, but if I use "loadb 0x00100000", after transfer the uImage, "md 0x00100000" shows that flash data is wrong, what should I do? Hongda Zhao
My question was:
Why are you trying to directly execute a compressed linux image from RAM? It also won't work if you want to run it directly from flash either...
Rick
----- Original Message ----- From: richard@uclinux.net To: "Zhao Hongda" zhaohongda@tsinghua.org.cn Sent: Tuesday, April 08, 2003 5:23 AM Subject: Re: [U-Boot-Users] Why my image isn't boot?
I use the u-boot cvs source, linux-2.4.19 kernel, arm-linux patch, and xscale patch. arm-linux-gcc 3.0 as complier,lubbock(pxa250) as platform.
arm-linux-objcopy -O binary -R .note -R .comment -S vmlinux
linux.bin
gzip -9 linux.bin mkimage -A arm -O linux -T kernel -C gzip -a 0xa0008000 -e
0xa0008000 -n
"Linux Kernel Image" -d linux.bin.gz uImage then under u-boot: =>loadb 0xa0008000 (send the uImage) =>go 0xa0008000 start the application at 0xa0008000 <hang>

I just want to boot the linux kernel in lubbock, and follow the README file in u-boot, then what steps should I take to product a workable uImage file ? and how to load it correctly? please give me a sample procedure. Hongda Zhao ----- Original Message ----- From: richard@uclinux.net To: u-boot-users@lists.sourceforge.net Sent: Tuesday, April 08, 2003 5:44 AM Subject: Re: [U-Boot-Users] Why my image isn't boot?
I want it run from flash, but if I use "loadb 0x00100000", after
transfer
the uImage, "md 0x00100000" shows that flash data is wrong, what should I do? Hongda Zhao
My question was:
Why are you trying to directly execute a compressed linux image from RAM? It also won't work if you want to run it directly from flash either...
Rick
----- Original Message ----- From: richard@uclinux.net To: "Zhao Hongda" zhaohongda@tsinghua.org.cn Sent: Tuesday, April 08, 2003 5:23 AM Subject: Re: [U-Boot-Users] Why my image isn't boot?
I use the u-boot cvs source, linux-2.4.19 kernel, arm-linux patch, and xscale patch. arm-linux-gcc 3.0 as complier,lubbock(pxa250) as platform.
arm-linux-objcopy -O binary -R .note -R .comment -S vmlinux
linux.bin
gzip -9 linux.bin mkimage -A arm -O linux -T kernel -C gzip -a 0xa0008000 -e
0xa0008000 -n
"Linux Kernel Image" -d linux.bin.gz uImage then under u-boot: =>loadb 0xa0008000 (send the uImage) =>go 0xa0008000 start the application at 0xa0008000 <hang>
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I just want to boot the linux kernel in lubbock, and follow the README file in u-boot, then what steps should I take to product a workable uImage file ? and how to load it correctly? please give me a sample procedure. Hongda
Load an uncompressed linux image instead (o;
Rick

do you mean that vmlinux?it is too large:( please give me a sample setp you take to product a workable kernel and load it. thanks. Hongda Zhao ----- Original Message ----- From: richard@uclinux.net To: u-boot-users@lists.sourceforge.net Sent: Tuesday, April 08, 2003 6:06 AM Subject: Re: [U-Boot-Users] Why my image isn't boot?
I just want to boot the linux kernel in lubbock, and follow the README
file
in u-boot, then what steps should I take to product a workable uImage file ? and how to load it correctly? please give me a sample procedure.
Hongda
Load an uncompressed linux image instead (o;
Rick
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participants (2)
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richard@uclinux.net
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Zhao Hongda