Re: [qemu]: How to use qemu to emulate MCTP Over SMBus devices？

[Cédric Le Goater]

Hello Byron,

On 8/30/23 06:05, www wrote:
> Dear Sir，
> 
> I have a few questions for you to ask.
> 1. According to my data collection, MCTP function should not be implemented in qemu.
> I would like to ask you how to simulate MCTP Over SMBus devices？Or do we have a device program with similar functions for reference?
> (The biggest problem with simulating MCTP Over SMBus devices is that there is a master-slave switch between request and response.
> It requires the device to actively respond to the requestor, that is, the device initiates the reply.)
> 
> 2. Among the BMC functions, the communication between the BMC and the OS is a very important and basic function.
> Is there a way to simulate the communication between BMC and OS to test device drivers and applications?
> If we want to implement this feature, how do we go about it?
> 
> I am looking forward to your reply.
> Byron

Initial support for MCTP over I2C is being discussed here :

   https://lore.kernel.org/qemu-devel/20230823-nmi-i2c-v4-0-2b0f86e5be25@samsung.com/

This is not my domain of expertise. So I am adding a few people who could help.

Thanks,

C.