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Prasannaijayakumar's avatar
Prasannaijayakumar
Icon for New Contributor rankNew Contributor
12 months ago

Intel Agilex 5 HPS -> SDM mailbox

I want to implement the HPS -> SDM mailbox communication in linux for INTEL Agilex 5 chipset. I find there are two ways to do it. One is through the direct mailbox configuration through the memory ...
Arm Processor
Jeet14's avatar
Jeet14
Icon for Frequent Contributor rankFrequent Contributor
11 months ago

Hi,


Are you looking for reading the different temperature values from the device using the linux? If yes, then you need to use the mailbox client IP.


Regards

Tiwari


Prasannaijayakumar's avatar
Prasannaijayakumar
Icon for New Contributor rankNew Contributor
11 months ago

Hi Tiwari,

Sorry for the late response. I did not get the email notification hence i missed your reply.

My assumption is that we have to send a HWMON READ TEMP SMC command to the ATF and ATF will handle the mailbox part and provide the response through the SMC call. Please correct me if i am wrong.