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authoralc <alc@FreeBSD.org>2008-06-22 04:54:27 +0000
committeralc <alc@FreeBSD.org>2008-06-22 04:54:27 +0000
commit9fe1756df85e1b11c091f8ab0cdcf473bd93553a (patch)
treec70aedda9eba9084b50cd07646477bf97fdcc1c8 /lib/libc
parentbec9e612d27d8768c6987d54d2a9500a834f4416 (diff)
downloadFreeBSD-src-9fe1756df85e1b11c091f8ab0cdcf473bd93553a.zip
FreeBSD-src-9fe1756df85e1b11c091f8ab0cdcf473bd93553a.tar.gz
Make preparations for increasing the size of the kernel virtual address space
on the amd64 architecture. The amd64 architecture requires kernel code and global variables to reside in the highest 2GB of the 64-bit virtual address space. Thus, the memory allocated during bootstrap, before the call to kmem_init(), starts at KERNBASE, which is not necessarily the same as VM_MIN_KERNEL_ADDRESS on amd64.
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0 files changed, 0 insertions, 0 deletions
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