Change in coreboot[master]: lib: Add ASan support to ramstage on x86 arch

[Harshit Sharma (Code Review)]

Hello build bot (Jenkins), Patrick Georgi, Martin Roth, Paul Menzel, Julius Werner, Werner Zeh,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/42496

to look at the new patch set (#27).

Change subject: lib: Add ASan support to ramstage on x86 arch
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lib: Add ASan support to ramstage on x86 arch

This patch adds address sanitizer module to the library and reserves
a linker section representing the shadow region for ramstage. Also,
it adds an instruction to initialize shadow region on x86
architecture when ramstage is loaded.

Change-Id: Ica06bd2be78fcfc79fa888721ed920d4e8248f3b
Signed-off-by: Harshit Sharma 
---
M src/arch/x86/c_start.S
A src/include/asan.h
M src/include/symbols.h
M src/lib/asan.c
M src/lib/program.ld
5 files changed, 528 insertions(+), 19 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/96/42496/27