1 #ifndef _ASM_PPC64_SPARSEMEM_H
2 #define _ASM_PPC64_SPARSEMEM_H 1
4 #ifdef CONFIG_SPARSEMEM
6 * SECTION_SIZE_BITS 2^N: how big each section will be
7 * MAX_PHYSADDR_BITS 2^N: how much physical address space we have
8 * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space
10 #define SECTION_SIZE_BITS 24
11 #define MAX_PHYSADDR_BITS 38
12 #define MAX_PHYSMEM_BITS 36
14 #endif /* CONFIG_SPARSEMEM */
16 #endif /* _ASM_PPC64_SPARSEMEM_H */