Re: [microblaze-uclinux] XUPV2P with 512MB DIMM

[John Williams <jwilliams@xxxxxxxxxxxxxx>]

Hi Igor,

Igor Sachs wrote:

> I am using the XUPV2P with 512MB DIMM, but uClinux only recognizes
> 256 MB RAM. 
> After including the mch_opb_ddr for DDR_512MB within EDK 8.2, I was able
> to successfully pass the Memory Test for 512MB.
>
> I ensured under "Software Platform Settings" -> "OS and Libraries"
> that the Memory is used for uClinux v1.00.d:
> main_memory=DDR_512MB_64MX64_rank2_row13_col10_cl2_5
> but keeping the default values for:
> main_memory_start=-1
> main_memory_size=0
>
> The generated auto-config.in shows the correct Memory configuration:
>
> # MAIN_MEMORY Settings
> define_hex CONFIG_XILINX_ERAM_START 0x20000000
> define_hex CONFIG_XILINX_ERAM_SIZE 0x20000000
>
> Building the uClinux Kernel image and downloading it to the FPGA:

After copying the auto-config.in file across, did you do a "make clean 
oldconfig dep" to ensure these new settings were picked up?

There's no other configuration file you need to change - it just sounds 
like the updated auto-config.in hasn't propagated yet.

Regards,

John
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