Linux Kernel  3.7.1
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sparsemem.h
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1 #ifndef __ASM_SH_SPARSEMEM_H
2 #define __ASM_SH_SPARSEMEM_H
3 
4 #ifdef __KERNEL__
5 /*
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
9  */
10 #define SECTION_SIZE_BITS 26
11 #define MAX_PHYSADDR_BITS 32
12 #define MAX_PHYSMEM_BITS 32
13 
14 #endif
15 
16 #endif /* __ASM_SH_SPARSEMEM_H */