Patrick Rudolph has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/37392 )
Change subject: cpu/x86/smm/ssm_stub: Add x86_64 support
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Patch Set 2:
(1 comment)
https://review.coreboot.org/c/coreboot/+/37392/2/src/cpu/x86/smm/smm_stub.S
File src/cpu/x86/smm/smm_stub.S:
https://review.coreboot.org/c/coreboot/+/37392/2/src/cpu/x86/smm/smm_stub.S@...
PS2, Line 206: %eax
yes, 32bit operands invalidate the upper bits. […]
c_handler is an u32 (.long in assembly) and thus it lies < 4G
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