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authorPratik Prajapati <pratikkumar.v.prajapati@intel.com>2017-08-28 14:48:55 -0700
committerAaron Durbin <adurbin@chromium.org>2017-09-14 14:57:47 +0000
commit82cdfa73d5fbe8ded890f5bb4079a67f57449db1 (patch)
tree7916155152eae0d9d887efede3b1cc8b15951366 /src/soc/intel
parentaa090cb6ea696d9b6a2869e16c53bd8b14a0e7d1 (diff)
intel/common/systemagent: Add API to get SOC specific PRMRR base and mask
Implement weak definition and SOC specific code would implement actual definition. Change-Id: I5e787a2603aaa475cb5c61558cc31ec0afcb4a8b Signed-off-by: Pratik Prajapati <pratikkumar.v.prajapati@intel.com> Reviewed-on: https://review.coreboot.org/21243 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/common/block/include/intelblocks/systemagent.h3
-rw-r--r--src/soc/intel/common/block/systemagent/systemagent.c7
2 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/systemagent.h b/src/soc/intel/common/block/include/intelblocks/systemagent.h
index 4ca19e667c..522d924c0b 100644
--- a/src/soc/intel/common/block/include/intelblocks/systemagent.h
+++ b/src/soc/intel/common/block/include/intelblocks/systemagent.h
@@ -100,4 +100,7 @@ void soc_systemagent_init(struct device *dev);
*/
void soc_add_fixed_mmio_resources(struct device *dev, int *resource_cnt);
+/* SoC specific APIs to get UNCORE PRMRR base and mask values
+ * returns 0, if able to get base and mask values; otherwise returns -1 */
+int soc_get_uncore_prmmr_base_and_mask(uint64_t *base, uint64_t *mask);
#endif /* SOC_INTEL_COMMON_BLOCK_SA_H */
diff --git a/src/soc/intel/common/block/systemagent/systemagent.c b/src/soc/intel/common/block/systemagent/systemagent.c
index cb7af41518..3be65f919b 100644
--- a/src/soc/intel/common/block/systemagent/systemagent.c
+++ b/src/soc/intel/common/block/systemagent/systemagent.c
@@ -36,6 +36,13 @@ __attribute__((weak)) void soc_add_fixed_mmio_resources(struct device *dev,
/* no-op */
}
+__attribute__((weak)) int soc_get_uncore_prmmr_base_and_mask(uint64_t *base,
+ uint64_t *mask)
+{
+ /* return failure for this dummy API */
+ return -1;
+}
+
/*
* Add all known fixed MMIO ranges that hang off the host bridge/memory
* controller device.