Re: [microblaze-uclinux] Crash with cache

[Aurash <aurelian.lazarut@xxxxxxxxxxx>]

make you cacheable range 8Mb (C_ICACHE_HIGHADDR = 0x807FFFFF)

Aurash

arnaud.lagger@xxxxxxx wrote:

> Hello everybody.
>
> I cannot run uClinux with Cache enabled.
>
> The problem is that I use 6 MB (I cannot afford to run on 4 MB) and everytime I
> boot on uClinux, it hangs or it restarts.
>
> Some tests with the XIL kernel showed that the cache was properly working.
>
> The parameters in my .mhs for the cache are:
>
> ****
>
> PARAMETER C_USE_ICACHE = 1
> PARAMETER C_ICACHE_BASEADDR = 0x80000000
> PARAMETER C_ICACHE_HIGHADDR = 0x805FFFFF
> PARAMETER C_CACHE_BYTE_SIZE = 16384
> PARAMETER C_ADDR_TAG_BITS = 8
> PARAMETER C_USE_DCACHE = 1
> PARAMETER C_DCACHE_BASEADDR = 0x80000000
> PARAMETER C_DCACHE_HIGHADDR = 0x805FFFFF
> PARAMETER C_DCACHE_BYTE_SIZE = 16384
> PARAMETER C_DCACHE_ADDR_TAG = 8
>
> ****
>
> I also tried:
>
> ****
> PARAMETER C_USE_ICACHE = 1
> PARAMETER C_ICACHE_BASEADDR = 0x80000000
> PARAMETER C_ICACHE_HIGHADDR = 0x805FFFFF
> PARAMETER C_CACHE_BYTE_SIZE = 8192
> PARAMETER C_ADDR_TAG_BITS = 9
> PARAMETER C_USE_DCACHE = 1
> PARAMETER C_DCACHE_BASEADDR = 0x80000000
> PARAMETER C_DCACHE_HIGHADDR = 0x805FFFFF
> PARAMETER C_DCACHE_BYTE_SIZE = 8192
> PARAMETER C_DCACHE_ADDR_TAG = 9
> ****
>
> But it failed also.
>
> Any idea?
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> Project Home Page : http://www.itee.uq.edu.au/~jwilliams/mblaze-uclinux
> Mailing List Archive : http://www.itee.uq.edu.au/~listarch/microblaze-uclinux/
>
>
>  


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