[S] Change in coreboot[master]: vc/amd/*,soc/amd/*: Add SVC call to get HSP Secure State

[Jon Murphy (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Martin L Roth, Matt DeVillier, Name of user not set #1004763, Fred Reitberger, Karthik Ramasubramanian, Felix Held.

Jon Murphy has uploaded a new patch set (#7) to the change originally created by Karthik Ramasubramanian. ( https://review.coreboot.org/c/coreboot/+/71207 )

Change subject: vc/amd/*,soc/amd/*: Add SVC call to get HSP Secure State
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vc/amd/*,soc/amd/*: Add SVC call to get HSP Secure State

Add an SVC call to get the state of Hardware Security Processor (HSP) in
AMD SoCs. This SVC call will be used from PSP verstage to get and
report HSP state.

BUG=b:198711349
TEST=Build Skyrim BIOS image and boot to OS. Ensure that the HSP state
is read and reported in the firmware logs.

Change-Id: I7fe3363d308a80cc09e6bdadd8d0bb1d67f7d2bf
Signed-off-by: Karthikeyan Ramasubramanian 
---
M src/soc/amd/common/block/psp/Kconfig
M src/soc/amd/mendocino/psp_verstage/svc.c
M src/soc/amd/mendocino/psp_verstage/svc.h
M src/vendorcode/amd/fsp/mendocino/include/bl_uapp/bl_syscall_public.h
4 files changed, 48 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/07/71207/7