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| author | Lee Leahy <leroy.p.leahy@intel.com> | 2017-04-14 09:42:59 -0700 |
|---|---|---|
| committer | Lee Leahy <leroy.p.leahy@intel.com> | 2017-05-01 17:37:59 +0200 |
| commit | 43d0d0d1f494c763aedc686e1c8de1603d31d652 (patch) | |
| tree | 0079e41398542bee87e89fc6e2bc49be245b577d /src/arch | |
| parent | 89331cd4c877397adf6b35002d864ac105dfc827 (diff) | |
| download | coreboot-43d0d0d1f494c763aedc686e1c8de1603d31d652.tar.xz | |
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>
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/car.ld | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/arch/x86/car.ld b/src/arch/x86/car.ld index aa579c3c58..a9a281e3b1 100644 --- a/src/arch/x86/car.ld +++ b/src/arch/x86/car.ld @@ -44,6 +44,11 @@ * to reside in the migrated area (between _car_relocatable_data_start * and _car_relocatable_data_end). */ TIMESTAMP(., 0x100) +#if IS_ENABLED(CONFIG_DRIVERS_STORAGE) + _car_drivers_storage_start = .; + . += 256; + _car_drivers_storage_end = .; +#endif /* _car_global_start and _car_global_end provide symbols to per-stage * variables that are not shared like the timestamp and the pre-ram * cbmem console. This is useful for clearing this area on a per-stage |