aboutsummaryrefslogtreecommitdiff
path: root/include/asm-powerpc
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/numnodes.h7
-rw-r--r--include/asm-powerpc/sparsemem.h16
2 files changed, 23 insertions, 0 deletions
diff --git a/include/asm-powerpc/numnodes.h b/include/asm-powerpc/numnodes.h
new file mode 100644
index 00000000000..795533aca09
--- /dev/null
+++ b/include/asm-powerpc/numnodes.h
@@ -0,0 +1,7 @@
+#ifndef _ASM_POWERPC_MAX_NUMNODES_H
+#define _ASM_POWERPC_MAX_NUMNODES_H
+
+/* Max 16 Nodes */
+#define NODES_SHIFT 4
+
+#endif /* _ASM_POWERPC_MAX_NUMNODES_H */
diff --git a/include/asm-powerpc/sparsemem.h b/include/asm-powerpc/sparsemem.h
new file mode 100644
index 00000000000..1c95ab99deb
--- /dev/null
+++ b/include/asm-powerpc/sparsemem.h
@@ -0,0 +1,16 @@
+#ifndef _ASM_POWERPC_SPARSEMEM_H
+#define _ASM_POWERPC_SPARSEMEM_H 1
+
+#ifdef CONFIG_SPARSEMEM
+/*
+ * SECTION_SIZE_BITS 2^N: how big each section will be
+ * MAX_PHYSADDR_BITS 2^N: how much physical address space we have
+ * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space
+ */
+#define SECTION_SIZE_BITS 24
+#define MAX_PHYSADDR_BITS 38
+#define MAX_PHYSMEM_BITS 36
+
+#endif /* CONFIG_SPARSEMEM */
+
+#endif /* _ASM_POWERPC_SPARSEMEM_H */