Date: Fri, 17 Jul 2015 06:33:28 +0000 From: "wma_semihalf.com (Wojciech Macek)" <phabric-noreply@FreeBSD.org> To: freebsd-arm@freebsd.org Subject: [Differential] [Request, 4 lines] D3113: Increase DMAP size on ARM64 Message-ID: <differential-rev-PHID-DREV-o3pj564shm4tbazhfiqx-req@FreeBSD.org>
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wma_semihalf.com created this revision.
wma_semihalf.com added reviewers: emaste, zbb, andrew.
wma_semihalf.com added a subscriber: freebsd-arm-list.
wma_semihalf.com set the repository for this revision to rS FreeBSD src repository.
Herald added subscribers: emaste, andrew, imp.
REVISION SUMMARY
Previous DMAP size was too low for systems with more than 64GB
of RAM. Increase it to 128GB to support ThunderX CRB.
REPOSITORY
rS FreeBSD src repository
REVISION DETAIL
https://reviews.freebsd.org/D3113
AFFECTED FILES
sys/arm64/include/vmparam.h
CHANGE DETAILS
diff --git a/sys/arm64/include/vmparam.h b/sys/arm64/include/vmparam.h
--- a/sys/arm64/include/vmparam.h
+++ b/sys/arm64/include/vmparam.h
@@ -156,9 +156,9 @@
#define VM_MIN_KERNEL_ADDRESS (0xffffff8000000000UL)
#define VM_MAX_KERNEL_ADDRESS (0xffffff8800000000UL)
-/* Direct Map for 64 GiB of PA: 0x0 - 0xfffffffff */
+/* Direct Map for 128 GiB of PA: 0x0 - 0x1fffffffff */
#define DMAP_MIN_ADDRESS (0xffffffc000000000UL)
-#define DMAP_MAX_ADDRESS (0xffffffcfffffffffUL)
+#define DMAP_MAX_ADDRESS (0xffffffdfffffffffUL)
#define DMAP_MIN_PHYSADDR (0x0000000000000000UL)
#define DMAP_MAX_PHYSADDR (DMAP_MAX_ADDRESS - DMAP_MIN_ADDRESS)
EMAIL PREFERENCES
https://reviews.freebsd.org/settings/panel/emailpreferences/
To: wma_semihalf.com, emaste, zbb, andrew
Cc: imp, andrew, freebsd-arm-list, emaste
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