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- #ifndef ASMARM_SPARSEMEM_H
- #define ASMARM_SPARSEMEM_H
- #include <asm/memory.h>
- /*
- * Two definitions are required for sparsemem:
- *
- * MAX_PHYSMEM_BITS: The number of physical address bits required
- * to address the last byte of memory.
- *
- * SECTION_SIZE_BITS: The number of physical address bits to cover
- * the maximum amount of memory in a section.
- *
- * Eg, if you have 2 banks of up to 64MB at 0x80000000, 0x84000000,
- * then MAX_PHYSMEM_BITS is 32, SECTION_SIZE_BITS is 26.
- *
- * Define these in your mach/memory.h.
- */
- #if !defined(SECTION_SIZE_BITS) || !defined(MAX_PHYSMEM_BITS)
- #error Sparsemem is not supported on this platform
- #endif
- #endif
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