Comment fixes: document the direct map and the kernel image, correct the address of the alt L1 PTE, etc. Remove extern declaration of pdes, as it doesn't exist as a global.
Comment fixes: document the direct map and the kernel image, correct
the address of the alt L1 PTE, etc.
Remove extern declaration of pdes, as it doesn't exist as a global.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars