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(parent: 9a8fa12) | patch
Set the upper limit of the DMAP region to the limit of RAM as was found in
authorAndrew Turner <andrew@FreeBSD.org>
Thu, 14 Apr 2016 10:43:28 +0000 (10:43 +0000)
committerAndrew Turner <andrew@FreeBSD.org>
Thu, 14 Apr 2016 10:43:28 +0000 (10:43 +0000)
commitf8a39033c26ff76570ec22b1e1afa739eed9b5dc
treec62f2fe9975437bdef02b7fa0a652ce2bb72ec2ftree | snapshot
parent9a8fa125c1254266563fb16e3c94e4c677906121commit | diff
Set the upper limit of the DMAP region to the limit of RAM as was found in
the physmap. This will reduce the likelihood of an issue where we have
device memory mapped in the DMAP. This can only happen if it is within the
same 1G block of normal memory.

Reviewed by: kib
Obtained from: ABT Systems Ltd
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D5938
sys/arm64/arm64/pmap.c diff | blob | history
sys/arm64/include/vmparam.h diff | blob | history
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