[coreboot-gerrit] Change in coreboot[master]: arch/x86: Attempt to boot without postcar stage/phase

[Arthur Heymans (Code Review)]

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/34752 )

Change subject: arch/x86: Attempt to boot without postcar stage/phase
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Patch Set 2:

(2 comments)

https://review.coreboot.org/c/coreboot/+/34752/2/src/arch/x86/c_start.S 
File src/arch/x86/c_start.S:

https://review.coreboot.org/c/coreboot/+/34752/2/src/arch/x86/c_start.S@42 
PS2, Line 42: _start:
Would a weakly linked symbol to the beginning of exit_car.S not work? It would avoid having different _start symbols depending on Kconfig options.

https://review.coreboot.org/c/coreboot/+/34752/2/src/arch/x86/exit_car.S 
File src/arch/x86/exit_car.S:

https://review.coreboot.org/c/coreboot/+/34752/2/src/arch/x86/exit_car.S@48 
PS2, Line 48: post_car_stack_top
The stackpointer is now moved twice. Not sure if that can cause issues.