security/intel/cbnt: Add logging

This decodes and logs the CBnT status and error registers.

Change-Id: I8b57132bedbd944b9861ab0e2e0d14723cb61635
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54093
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/xeon_sp/bootblock.c

@@ -8,6 +8,7 @@
 #include <console/console.h>
 #include <cpu/x86/mtrr.h>
 #include <intelblocks/lpc_lib.h>
+#include <security/intel/cbnt/cbnt.h>
 #include <soc/pci_devs.h>
 #include <soc/bootblock.h>
 #include <fsp/util.h>
@@ -67,5 +68,9 @@ void bootblock_soc_init(void)
 
 	if (CONFIG(FSP_CAR))
 		report_fspt_output();
+
+	if (CONFIG(INTEL_CBNT_LOGGING))
+		intel_cbnt_log_registers();
+
 	bootblock_pch_init();
 }