On Fri, Mar 08, 2019 at 01:26:37AM +0100, Jesús Diéguez Fernández wrote: > In order to be able to read from and write to model-specific registers, > two new modules are added. They are i386 specific, as the cpuid module. > > rdmsr module registers the command rdmsr that allows reading from a MSR. > wrmsr module registers the command wrmsr that allows writing to a MSR. > > wrmsr module is disabled if UEFI secure boot is enabled. > > Please note that on SMP systems, interacting with a MSR that has a > scope per hardware thread, implies that the value only applies to > the particular cpu/core/thread that ran the command. > > Also, if you specify a reserved or unimplemented MSR address, it will > cause a general protection exception (which is not currently being handled) > and the system will reboot. > > Signed-off-by: Jesús Diéguez Fernández <jesu...@gmail.com>
LGTM. Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com> There are a few comments nitpicks which I fix before committing the patches. If there are no objections I will commit the patches next week. Thank you for doing the work. Daniel _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org https://lists.gnu.org/mailman/listinfo/grub-devel
