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-rw-r--r--src/cpu/x86/mtrr/mtrr.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/src/cpu/x86/mtrr/mtrr.c b/src/cpu/x86/mtrr/mtrr.c
index 794df9922b..8bdc511fd5 100644
--- a/src/cpu/x86/mtrr/mtrr.c
+++ b/src/cpu/x86/mtrr/mtrr.c
@@ -505,15 +505,15 @@ static void calc_var_mtrrs_with_hole(struct var_mtrr_state *var_state,
a1 = range_entry_base_mtrr_addr(r);
a2 = range_entry_end_mtrr_addr(r);
- /* The end address is under 1MiB. The fixed MTRRs take
+ /* The end address is within the first 1MiB. The fixed MTRRs take
* precedence over the variable ones. Therefore this range
* can be ignored. */
- if (a2 < RANGE_1MB)
+ if (a2 <= RANGE_1MB)
return;
/* Again, the fixed MTRRs take precedence so the beginning
- * of the range can be set to 0 if it starts below 1MiB. */
- if (a1 < RANGE_1MB)
+ * of the range can be set to 0 if it starts at or below 1MiB. */
+ if (a1 <= RANGE_1MB)
a1 = 0;
/* If the range starts above 4GiB the processing is done. */
@@ -585,15 +585,15 @@ static void calc_var_mtrrs_without_hole(struct var_mtrr_state *var_state,
a1 = range_entry_base_mtrr_addr(r);
c2 = range_entry_end_mtrr_addr(r);
- /* The end address is under 1MiB. The fixed MTRRs take
+ /* The end address is within the first 1MiB. The fixed MTRRs take
* precedence over the variable ones. Therefore this range
* can be ignored. */
- if (c2 < RANGE_1MB)
+ if (c2 <= RANGE_1MB)
return;
/* Again, the fixed MTRRs take precedence so the beginning
- * of the range can be set to 0 if it starts below 1MiB. */
- if (a1 < RANGE_1MB)
+ * of the range can be set to 0 if it starts at or below 1MiB. */
+ if (a1 <= RANGE_1MB)
a1 = 0;
/* If the range starts above 4GiB the processing is done. */