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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-01 20:11:06 +0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-01 20:24:04 +0400
commit07f841b7c587a3cbf481509be09ba5eda05f8d31 (patch)
tree44f7a45c56568f17841c1a37afc49193fecb1714 /arch/arm/mach-rpc
parentb7a69ac303cbfc8d6fa8e91d10e8049244ba6847 (diff)
downloadlinux-07f841b7c587a3cbf481509be09ba5eda05f8d31.tar.xz
[ARM] mm: enable sparsemem on clps7500 and RiscPC
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-rpc')
-rw-r--r--arch/arm/mach-rpc/include/mach/memory.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-rpc/include/mach/memory.h b/arch/arm/mach-rpc/include/mach/memory.h
index 05425d558ee7..9bf7e43e2863 100644
--- a/arch/arm/mach-rpc/include/mach/memory.h
+++ b/arch/arm/mach-rpc/include/mach/memory.h
@@ -36,4 +36,12 @@
#define FLUSH_BASE_PHYS 0x00000000
#define FLUSH_BASE 0xdf000000
+/*
+ * Sparsemem support. Each section is a maximum of 64MB. The sections
+ * are offset by 128MB and can cover 128MB, so that gives us a maximum
+ * of 29 physmem bits.
+ */
+#define MAX_PHYSMEM_BITS 29
+#define SECTION_SIZE_BITS 26
+
#endif