On Tue, May 25, 2021 at 4:57 AM Paul Menzel <pmen...@molgen.mpg.de> wrote:
> Dear coreboot folks, > > > Some Google Chromebooks come with a Google Wilco EC (EC_GOOGLE_WILCO) > instead of Google Chrome EC. coreboot implements the interface for the > Google Wilco EC. > > Unfortunately, I was unable to find more details on the firmware. > Phoronix claims is “open-source firmware” [1]. > > It’d be great if somebody could provide some details. > > The Wilco EC firmware is a modified version of Dell's typical Latitude EC that implements a custom mailbox protocol similar to the one we use in the Chromium EC. This particular EC firmware is not open source unfortunately, just the host-side interfaces (kernel and firmware drivers). -duncan
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