From 9f4ed3b5504e564c44f14dce0bab0f9bc92779b6 Mon Sep 17 00:00:00 2001 From: Angel Pons Date: Mon, 7 Dec 2020 12:34:36 +0100 Subject: nb/intel/sandybridge: Always wait for IOSAV after starting it Ensure that IOSAV is finished before continuing. This might solve some random failures on the I/O and roundtrip latency training algorithm. Tested on Asus P8Z77-V LX2, still boots. Change-Id: Ic08a40346b6c60e372bada10f9c4ee42eb974f9f Signed-off-by: Angel Pons Reviewed-on: https://review.coreboot.org/c/coreboot/+/48403 Reviewed-by: Patrick Rudolph Tested-by: build bot (Jenkins) --- src/northbridge/intel/sandybridge/raminit_iosav.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'src/northbridge/intel/sandybridge/raminit_iosav.c') diff --git a/src/northbridge/intel/sandybridge/raminit_iosav.c b/src/northbridge/intel/sandybridge/raminit_iosav.c index b3c6db6f78..cb49e0ce0e 100644 --- a/src/northbridge/intel/sandybridge/raminit_iosav.c +++ b/src/northbridge/intel/sandybridge/raminit_iosav.c @@ -36,11 +36,6 @@ void iosav_run_queue(const int ch, const u8 loops, const u8 as_timer) MCHBAR32(IOSAV_SEQ_CTL_ch(ch)) = loops | ((ssq_count - 1) << 18) | (as_timer << 22); } -void iosav_run_once(const int ch) -{ - iosav_run_queue(ch, 1, 0); -} - void wait_for_iosav(int channel) { while (1) { @@ -51,7 +46,7 @@ void wait_for_iosav(int channel) void iosav_run_once_and_wait(const int ch) { - iosav_run_once(ch); + iosav_run_queue(ch, 1, 0); wait_for_iosav(ch); } -- cgit v1.2.3