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authorDavid Daney <ddaney@caviumnetworks.com>2009-05-27 17:47:43 -0700
committerRalf Baechle <ralf@linux-mips.org>2009-06-17 11:06:30 +0100
commitdd7943920b492d9d8a79080fe05e25ecd7e10bc3 (patch)
tree51c5dd2079819186009e5703c936ddeb3cd845e2 /arch/mips/include/asm/mipsregs.h
parent50a41ff292fafe1e937102be23464b54fed8b78c (diff)
downloadop-kernel-dev-dd7943920b492d9d8a79080fe05e25ecd7e10bc3.zip
op-kernel-dev-dd7943920b492d9d8a79080fe05e25ecd7e10bc3.tar.gz
MIPS: Add hugetlbfs page defines.
Signed-off-by: David Daney <ddaney@caviumnetworks.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
-rw-r--r--arch/mips/include/asm/mipsregs.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 32ef8be..a581d60 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -220,6 +220,22 @@
#error Bad page size configuration!
#endif
+/*
+ * Default huge tlb size for a given kernel configuration
+ */
+#ifdef CONFIG_PAGE_SIZE_4KB
+#define PM_HUGE_MASK PM_1M
+#elif defined(CONFIG_PAGE_SIZE_8KB)
+#define PM_HUGE_MASK PM_4M
+#elif defined(CONFIG_PAGE_SIZE_16KB)
+#define PM_HUGE_MASK PM_16M
+#elif defined(CONFIG_PAGE_SIZE_32KB)
+#define PM_HUGE_MASK PM_64M
+#elif defined(CONFIG_PAGE_SIZE_64KB)
+#define PM_HUGE_MASK PM_256M
+#elif defined(CONFIG_HUGETLB_PAGE)
+#error Bad page size configuration for hugetlbfs!
+#endif
/*
* Values used for computation of new tlb entries
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