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| author | Michael Niewöhner <foss@mniewoehner.de> | 2019-10-27 19:52:23 +0100 |
|---|---|---|
| committer | Arthur Heymans <arthur@aheymans.xyz> | 2019-10-28 18:54:13 +0000 |
| commit | 7f57dd4b654f001cfcdd34b6faa05a2d5b89576c (patch) | |
| tree | c48ef0bc7b4699f4f46147eb69f3989808d9ade4 /src/soc/intel/cannonlake | |
| parent | 0108c8b742bd7a3a7c2db8357677211e7eb14fac (diff) | |
| download | coreboot-7f57dd4b654f001cfcdd34b6faa05a2d5b89576c.tar.xz | |
src/soc/intel: skl,cnl,icl: remove unneeded check in cbmem_top()
As stated in CB:36334 cbmem_top() should not be called before memory is
initialized. Therefore drop the check to see if MRC finished.
Change-Id: I964a20a5e9aa69fdb75413c36a17d34b7ba00098
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36386
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/cannonlake')
| -rw-r--r-- | src/soc/intel/cannonlake/memmap.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/src/soc/intel/cannonlake/memmap.c b/src/soc/intel/cannonlake/memmap.c index 2239f137c1..80aa97dc9b 100644 --- a/src/soc/intel/cannonlake/memmap.c +++ b/src/soc/intel/cannonlake/memmap.c @@ -257,15 +257,6 @@ void *cbmem_top(void) { struct ebda_config ebda_cfg; - /* - * Check if Tseg has been initialized, we will use this as a flag - * to check if the MRC is done, and only then continue to read the - * PRMMR_BASE MSR. The system hangs if PRMRR_BASE MSR is read before - * PRMRR_MASK MSR lock bit is set. - */ - if (sa_get_tseg_base() == 0) - return NULL; - retrieve_ebda_object(&ebda_cfg); return (void *)(uintptr_t)ebda_cfg.tolum_base; |