BTW. This helper would allow easy addition of many different kernels (freedos, haiku, ntldr, ...) Vladimir 'phcoder' Serbinenko phcoder wrote: > Hello. A long time ago I written a C+asm code which loads any given code > at any real-mode location, then puts machine in correct state and then > launches the kernel. I can modify this code to suit GRUB2. Then loading > realmode kernel would work like this: > 1) copy helper asm to last kb of lower memory > 2) jump to the helper > 3) helper copies from upper memory the kernel > 4) turn A10 bug back on if necessary > 5) go to RM > 6) prepare registers > 7) jump to the kernel > > This protocol is very flexible and as such could be used by all loaders > which load kernel in realmode or even in PM (skip step 5, do steps 6-7 > in 32-bit mode) except for changing page tables. Such a helper can be > easily implemented as module and so help us removing asm-parts of > loaders from the kernel. If I recieve greenlight for it, I implement it. > Vladimir 'phcoder' Serbinenko
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