[coreboot-gerrit] Change in coreboot[master]: amd/picasso/verstage: replace rsa accel with modexp

[Kangheui Won (Code Review)]

Kangheui Won has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/45987 )

Change subject: amd/picasso/verstage: replace rsa accel with modexp
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Patch Set 5:

(1 comment)

https://review.coreboot.org/c/coreboot/+/45987/4/src/soc/amd/picasso/psp_ver... 
File src/soc/amd/picasso/psp_verstage/vboot_crypto.c:

https://review.coreboot.org/c/coreboot/+/45987/4/src/soc/amd/picasso/psp_ver... 
PS4, Line 132: 		sig_swapped[i] = swab32(inout_32[key->arrsize - i - 1]);
> Yes, do not read the hardware buffer from the PSP as an array of bytes when it shall be interpreted  […]

What do you mean by "it shall be interpreted as an array of dwords"? It's just big number, not any kind of mmap'ed register.