Re: [microblaze-uclinux] bogomips score for microblaze under uclinux

[Michal Simek <monstr@xxxxxxxxx>]

Hi Rick and John,

yes I missed that icache and dcache is there set.
One choice is enable full pvr and load values to cpuinfo directly from pvr.
What are the results?

Michal


> Hi Rick,
> 
> Rick Hunnicutt wrote:
>> I'm concerned about the performance of my system and hope something is
>> wrong that I can fix...
>> My output from "cat /proc/cpuinfo" is:
>>  
>> CPU-Family:     MicroBlaze
>> FPGA-Arch:      virtex5
>> CPU-Ver:        Unknown
>> CPU-MHz:        100.00
>> *BogoMips:       1.53*
>> HW-Div:         yes
>> HW-Shift:       yes
>> Icache:        16kB
>> Dcache:        16kB
>> HW-Debug:       yes
> 
> Something funny there, it looks again like a HW/SW mismatch.  The kernel
> thinks caches are enabled, but the performance would suggest otherwise.
> 
> Very unlikely to be a board-level issue at this stage.
> 
> Can you post the system.mhs file, and also the file
> linux-2.6.x/arch/microblaze/platform/<your_platform>/Kconfig.auto?
> 
> Regards,
> 
> John
> 
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