Re: [Qemu-devel] [PATCH 5/5] arm: SoC model for Calxeda Highbank

[Rob Herring <rob.herring@calxeda.com>]

On 01/06/2012 12:37 PM, Igor Mitsyanko wrote:
> On 01/06/2012 12:02 AM, Mark Langsdorf wrote:
> 
> Hello, Mark. According to technical specification on Calxeda website,
> highbank SoC has SD 3.0 host controller, are you planning to implement
> it in qemu? I'm asking because I recently have submitted a patch
> implementing SD 2.0 host controller, and it looks like these two
> specifications revisions are not very different from each other.
> 
It's a standard SDHCI controller. There was a model submitted by Vincent
Palatin a while back, but I didn't have much luck getting it working and
haven't debugged it further.

SD3.0 vs 2.0 is probably not going to make a difference from a QEMU
point of view.

Rob

>> +    if (!cpu_model) {
>> +        cpu_model = "cortex-a9";
>> +    }
> 
> Google said there is only cortexA9-based Highbank SoC version, maybe you
> should just hardcode cpu model?
> 
>> +    /* Override default RAM size */
>> +    if (ram_size == 0x8000000) {
>> +        if (sizeof(long) == 8) {
>> +            ram_size = 0xff900000;
>> +        } else {
> 
> This value looks a bit strange, usually DRAM consists of several banks
> 512, 256 (or something like that) megabytes each, I couldn't find what
> DRAM configuration does the actual board have?