[M] Change in coreboot[main]: amdfwtool: Move the header creation into integration function

[Bao Zheng (Code Review)]

Attention is currently required from: Felix Held, Fred Reitberger, Zheng Bao.

Bao Zheng has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81253?usp=email )

Change subject: amdfwtool: Move the header creation into integration function
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Patch Set 3:

(2 comments)

File util/amdfwtool/amdfwtool.c:

https://review.coreboot.org/c/coreboot/+/81253/comment/193af170_ab1c49a6 :
PS2, Line 963: 	else if (ctx->pspdir2_b == NULL)
> i'd use else if (cookie == PSPL2_COOKIE && ctx->pspdir2_b == NULL) to properly handle the case of an […]

Done

https://review.coreboot.org/c/coreboot/+/81253/comment/ac542876_268ff627 :
PS2, Line 1260: 	else if (ctx->biosdir2_b == NULL)
> i'd check for cookie == BHDL2_COOKIE && ctx->biosdir2_b == NULL to also cover the case of an unexpec […]

Done