summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/northbridge/intel/sandybridge/raminit.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/northbridge/intel/sandybridge/raminit.c b/src/northbridge/intel/sandybridge/raminit.c
index b81860264d..65282d2848 100644
--- a/src/northbridge/intel/sandybridge/raminit.c
+++ b/src/northbridge/intel/sandybridge/raminit.c
@@ -3435,9 +3435,12 @@ static void discover_timC_write(ramctr_timing * ctrl)
u32 raw_statistics[MAX_TIMC + 1];
int statistics[MAX_TIMC + 1];
+ /* Make sure rn.start < rn.end */
+ statistics[MAX_TIMC] = 1;
+
fill_pattern5(ctrl, channel, pat);
write32(DEFAULT_MCHBAR + 0x4288 + 0x400 * channel, 0x1f);
- for (timC = 0; timC < MAX_TIMC + 1; timC++) {
+ for (timC = 0; timC < MAX_TIMC; timC++) {
FOR_ALL_LANES
ctrl->timings[channel][slotrank].lanes[lane].timC = timC;
program_timings(ctrl, channel);
@@ -3449,10 +3452,11 @@ static void discover_timC_write(ramctr_timing * ctrl)
}
FOR_ALL_LANES {
struct run rn;
- for (timC = 0; timC <= MAX_TIMC; timC++)
+ for (timC = 0; timC < MAX_TIMC; timC++)
statistics[timC] =
!!(raw_statistics[timC] &
(1 << lane));
+
rn = get_longest_zero_run(statistics,
MAX_TIMC + 1);
if (rn.all)