From 43d0d0d1f494c763aedc686e1c8de1603d31d652 Mon Sep 17 00:00:00 2001 From: Lee Leahy Date: Fri, 14 Apr 2017 09:42:59 -0700 Subject: 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 Reviewed-on: https://review.coreboot.org/19300 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth Reviewed-by: Sumeet R Pawnikar --- src/arch/x86/car.ld | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src') 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 -- cgit v1.2.3