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base: Fix address range granularity calculations

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This patch fixes a bug in the address range granularity
calculations. Previously it incorrectly used the high bit to establish
the size of the regions created, when it should really be looking at
the low bit.
This commit is contained in:
Andreas Hansson 2013-03-07 05:55:03 -05:00
parent 92e973b310
commit 82f600e02d
1 changed files with 4 additions and 1 deletions
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5
src/base/addr_range.hh
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@ -140,7 +140,10 @@ class AddrRange
* *
* @return The size of the regions created by the interleaving bits * @return The size of the regions created by the interleaving bits
*/ */
uint64_t granularity() const { return ULL(1) << intlvHighBit; } uint64_t granularity() const
{
return ULL(1) << (intlvHighBit - intlvBits);
}
/** /**
* Determine the number of interleaved address stripes this range * Determine the number of interleaved address stripes this range