Commit graph

2 commits

Author SHA1 Message Date
Subrata Banik
a281c0f1bf soc/intel/cannonlake: Perform dram top calculation based on HW registers
This patch ensures that entire system memory calculation is done
based on host bridge registers.

BRANCH=none
BUG=b:63974384
TEST=Build and boot cannonlake RVP successfully with below configurations
1. Booting to OS with no UPD change
2. Enable ProbelessTrace UPD and boot to OS.
3. Enable PRMRR with size 1MB and boot to OS.
4. Enable PRMRR with size 32MB and boot to OS.
5. Enable PRMRR with size 2MB and unable to boot to OS due to
unsupported PRMRR size.
6. Enable C6 DRAM with PRMRR size 0MB and boot to OS.

Change-Id: I0a430a24f52cdf6e2517a49910b77ab08a199ca2
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/21235
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-09-01 02:55:45 +00:00
Lijian Zhao
e88fa490a5 soc/intel/cannonlake: Add memory map support
Calculate the top of ram from output of Fsp reserved memory range.

Change-Id: I0dcc8f737c5811c9010cc4a20ea0126ab3f90f14
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/20533
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2017-08-07 17:53:13 +00:00