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authorSubrata Banik <subrata.banik@intel.com>2019-09-10 15:51:17 +0530
committerSubrata Banik <subrata.banik@intel.com>2019-09-12 04:28:20 +0000
commit3eff037f8cbe99f72626c0f25c0989ea638599ef (patch)
treed4db81b1d76e96e38e6862389e8d183319a8ca9d /src/soc/intel/apollolake/memmap.c
parentb3426c03b4cf84af871c6d4c32afed2086f3fd1a (diff)
soc/{amd, intel}: Make use of common postcar_enable_tseg_cache() API
This patch removes dedicated function call to make TSEG region cache from soc and refers to postcar_enable_tseg_cache(). BUG=b:140008206 Change-Id: I18a032b43a2093c8ae86735c119d8dfee40570b1 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/35025 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/soc/intel/apollolake/memmap.c')
-rw-r--r--src/soc/intel/apollolake/memmap.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/src/soc/intel/apollolake/memmap.c b/src/soc/intel/apollolake/memmap.c
index bda43bbdbf..905fa64571 100644
--- a/src/soc/intel/apollolake/memmap.c
+++ b/src/soc/intel/apollolake/memmap.c
@@ -53,8 +53,6 @@ void smm_region(uintptr_t *start, size_t *size)
void fill_postcar_frame(struct postcar_frame *pcf)
{
uintptr_t top_of_ram;
- uintptr_t smm_base;
- size_t smm_size;
/*
* We need to make sure ramstage will be run cached. At this point exact
@@ -67,13 +65,6 @@ void fill_postcar_frame(struct postcar_frame *pcf)
postcar_frame_add_mtrr(pcf, top_of_ram - 16*MiB, 16*MiB,
MTRR_TYPE_WRBACK);
- /*
- * Cache the TSEG region at the top of ram. This region is
- * not restricted to SMM mode until SMM has been relocated.
- * By setting the region to cacheable it provides faster access
- * when relocating the SMM handler as well as using the TSEG
- * region for other purposes.
- */
- smm_region(&smm_base, &smm_size);
- postcar_frame_add_mtrr(pcf, smm_base, smm_size, MTRR_TYPE_WRBACK);
+ /* Cache the TSEG region */
+ postcar_enable_tseg_cache(pcf);
}