arch/x86: Share storage data structures between early stages
Define a common area in CAR so that the storage data structures can be shared between stages. TEST=Build and run on Reef Change-Id: I20a01b850a31df9887a428bf07ca476c8410d33e Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com> Reviewed-on: https://review.coreboot.org/19300 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
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@ -44,6 +44,11 @@
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* to reside in the migrated area (between _car_relocatable_data_start
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* and _car_relocatable_data_end). */
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TIMESTAMP(., 0x100)
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#if IS_ENABLED(CONFIG_DRIVERS_STORAGE)
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_car_drivers_storage_start = .;
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. += 256;
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_car_drivers_storage_end = .;
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#endif
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/* _car_global_start and _car_global_end provide symbols to per-stage
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* variables that are not shared like the timestamp and the pre-ram
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* cbmem console. This is useful for clearing this area on a per-stage
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