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| author | Muli Ben-Yehuda <muli@il.ibm.com> | 2006-12-07 02:14:07 +0100 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-12-07 02:14:07 +0100 |
| commit | bff6547bb6a4e82c399d74e7fba78b12d2f162ed (patch) | |
| tree | faeb4e95d243b0eb5cd6337739e4c14d154b282f /include/asm-x86_64/calgary.h | |
| parent | eae93755540bae18aff46b8a0e621b5d65bd5380 (diff) | |
| download | blackbird-op-linux-bff6547bb6a4e82c399d74e7fba78b12d2f162ed.tar.gz blackbird-op-linux-bff6547bb6a4e82c399d74e7fba78b12d2f162ed.zip | |
[PATCH] Calgary: allow compiling Calgary in but not using it by default
This patch makes it possible to compile Calgary in but not use it by
default. In this mode, use 'iommu=calgary' to activate it.
Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'include/asm-x86_64/calgary.h')
| -rw-r--r-- | include/asm-x86_64/calgary.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-x86_64/calgary.h b/include/asm-x86_64/calgary.h index 6b93f5a3a5c8..7ee900645719 100644 --- a/include/asm-x86_64/calgary.h +++ b/include/asm-x86_64/calgary.h @@ -51,6 +51,8 @@ struct iommu_table { #define TCE_TABLE_SIZE_4M 6 #define TCE_TABLE_SIZE_8M 7 +extern int use_calgary; + #ifdef CONFIG_CALGARY_IOMMU extern int calgary_iommu_init(void); extern void detect_calgary(void); |
