[U-Boot] qemu-mips usage

Nobuhiro Iwamatsu iwamatsu.nobuhiro at renesas.com
Mon Jan 26 10:25:32 CET 2009


Hi,

Luigi 'Comio' Mantellini wrote:
> Hi ML,
> 
> I'm evaluating the qemu-mips to simulate a mips 4kec/24kec board. I'm working 
> on the high level booting sequence (linux init scripts), and qemu+uboot should 
> be a good choice to emulate a basic system (flash + dram + 4kec cpu).
> 
> Furthermore, also following the doc/README.qemu_mips, I'm not able to see the 
> u-boot prompt on my qemu because the flash is not recognized. I haven't 
> experience with qemu-mips and I don't understand where the flash is placed 
> (canonical 0xbfxxxx address?) and how it is managed. Reading the 
> configs/qemu_mips.h, It seems that the flash is managed as a common CFI flash 
> placed to 0xbfc00000 address... but u-boot shows always "Unknown FLASH on Bank 
> 1" on startup.
> 
> Has anyone tried to use qemu-mips to boot a standard u-boot image (qemu_mips 
> target on u-boot)?
> 
Please check this thread.
http://thread.gmane.org/gmane.comp.boot-loaders.u-boot/42669

Best regards,
  Nobuhiro


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