The information that may help you is stated at the following documents:
Please keep in mind that this software is provided by the copyright holders and contributors "as is" and any express or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. in no event shall the copyright owner or contributors be liable for any direct, indirect, incidental, special, exemplary, or consequential damages (including, but not limited to, procurement of substitute goods or services; loss of use, data, or profits; or business interruption) however caused and on any theory of liability, whether in contract, strict liability, or tort (including negligence or otherwise) arising in any way out of the use of this software, even if advised of the possibility of such damage. You can confirm this information and more details in the Coreboot Boot Loader Release Notes for Bayley Bay Customer Reference Board Bayleybay_Coreboot_Gold4_004_22-May-2015 included in the package that you have mentioned.
In order to further help you with your Coreboot consultations please address them to coreboot(TM): fast and flexible Open Source firmware
Please let us know if this information is useful to you.