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authorSubrata Banik <subrata.banik@intel.com>2017-09-02 12:52:12 +0530
committerSubrata Banik <subrata.banik@intel.com>2017-09-05 12:43:45 +0000
commit84c4987eae9f8686e6d92e38ee18744d69576f2d (patch)
tree957d9b22e680721bd7e10c9f24df632190e25c6e
parent5bceca1c530cbb8412828a937085e9afc035e212 (diff)
soc/intel/cannonlake: Set IGD stolen memory size to 64MB
This patch overrides default FSP IGD stolen memory size UPD value. TEST=Ensures FSP-M UPD “IgdDvmt50PreAlloc” value is 0x2 (64MB) Change-Id: I63d992e139810ad203137b34c98d1a463f88b92d Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/21341 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Lijian Zhao <lijian.zhao@intel.com> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
-rw-r--r--src/soc/intel/cannonlake/romstage/romstage.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/romstage/romstage.c b/src/soc/intel/cannonlake/romstage/romstage.c
index 483f44b9d0..a9ad1d804e 100644
--- a/src/soc/intel/cannonlake/romstage/romstage.c
+++ b/src/soc/intel/cannonlake/romstage/romstage.c
@@ -71,6 +71,8 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, const config_t *config)
unsigned int i;
uint32_t mask = 0;
+ /* Set IGD stolen size to 64MB. */
+ m_cfg->IgdDvmt50PreAlloc = 2;
m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE;
m_cfg->IedSize = CONFIG_IED_REGION_SIZE;
m_cfg->SaGv = config->SaGv;