Change in coreboot[master]: intel/fit - Prepare for BootGuard support

[Christopher Meis (Code Review)]

Attention is currently required from: Patrick Rudolph.
Christopher Meis has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/55513 )

Change subject: intel/fit - Prepare for BootGuard support
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intel/fit - Prepare for BootGuard support

src/cpu/intel/fit - For BootGuard use cbfs-position instead of align
This is required for the strict positioning rules of BootGuard and circumvent
cbfstool to place it somewhere uncontrollable or invalid for BootGuard

Change-Id: If78cc3ea77309abd96a9365f718d99f264381928
Signed-off-by: Christopher Meis 
---
M src/cpu/intel/fit/Kconfig
M src/cpu/intel/fit/Makefile.inc
2 files changed, 7 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/13/55513/1

diff --git a/src/cpu/intel/fit/Kconfig b/src/cpu/intel/fit/Kconfig
index 9ea867e..554fbc0 100644
--- a/src/cpu/intel/fit/Kconfig
+++ b/src/cpu/intel/fit/Kconfig
@@ -5,7 +5,7 @@

config CPU_INTEL_NUM_FIT_ENTRIES
    int
-	default 16 if INTEL_TXT || INTEL_CBNT_SUPPORT
+	default 16 if INTEL_TXT || INTEL_CBNT_SUPPORT || INTEL_BG_SUPPORT
    default 4
    depends on CPU_INTEL_FIRMWARE_INTERFACE_TABLE
    help
diff --git a/src/cpu/intel/fit/Makefile.inc b/src/cpu/intel/fit/Makefile.inc
index b4926ba..d3fb23e 100644
--- a/src/cpu/intel/fit/Makefile.inc
+++ b/src/cpu/intel/fit/Makefile.inc
@@ -9,7 +9,12 @@
 cbfs-files-y += intel_fit
 intel_fit-file := fit_table.c:struct
 intel_fit-type := raw
-intel_fit-align := 16
+
+ifneq ($(CONFIG_INTEL_BG_SUPPORT),y) # Set alignment if BootGuard is not set
+intel_fit-align := 0x16
+else
+intel_fit-position := 0xffff0000 # Set position for BootGuard
+endif

$(call add_intermediate, set_fit_ptr, $(IFITTOOL))
    @printf "    UPDATE-FIT set FIT pointer to table\n"