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Update the KVA_PAGES comments for the effect that PAE has on it. It

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becomes a unit size of 2MB instead of 4MB and must be a multiple of 8 to
get a valid KERNBASE.
This commit is contained in:
Peter Wemm 2008-01-14 22:53:01 +00:00
parent a658a1e0a5
commit 2577760fca
1 changed files with 2 additions and 0 deletions
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sys/i386/include/pmap.h
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@ -95,6 +95,8 @@
* Size of Kernel address space. This is the number of page table pages
* (4MB each) to use for the kernel. 256 pages == 1 Gigabyte.
* This **MUST** be a multiple of 4 (eg: 252, 256, 260, etc).
* For PAE, the page table page unit size is 2MB. This means that 512 pages
* is 1 Gigabyte. Double everything. It must be a multiple of 8 for PAE.
*/
#ifndef KVA_PAGES
#ifdef PAE