Change in coreboot[master]: arch/x86/car.ld: Assert at buildtime that _ecar_stack is aligned

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/37367 )

Change subject: arch/x86/car.ld: Assert at buildtime that _ecar_stack is aligned
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arch/x86/car.ld: Assert at buildtime that _ecar_stack is aligned

This can be used to avoid aligning the stack at runtime.

Change-Id: I3aa068d947b6b6110fd7d002522f28a13e725cf7
Signed-off-by: Arthur Heymans 
---
M src/arch/x86/car.ld
1 file changed, 1 insertion(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/67/37367/1

diff --git a/src/arch/x86/car.ld b/src/arch/x86/car.ld
index 483a908..2d1723e 100644
--- a/src/arch/x86/car.ld
+++ b/src/arch/x86/car.ld
@@ -124,3 +124,4 @@
 #if !CONFIG(ROMCC_BOOTBLOCK)
 _bogus3 = ASSERT(CONFIG_DCACHE_BSP_STACK_SIZE > 0x0, "BSP stack size not configured");
 #endif
+_bogus4 = ASSERT(_ecar_stack == ((_ecar_stack + 0xf) & ~0xf), "_ecar_stack must be 16 aligned");