feat(drtm): validate launch features in DRTM parameters
Perform sanity checks on the launch features received via DRTM parameters.
Return INVALID_PARAMETERS if they are incorrect.
Change-Id: I7e8068154028d1c8f6b6b45449616bb5711ea76e
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
diff --git a/include/services/drtm_svc.h b/include/services/drtm_svc.h
index 3503fa4..86110db 100644
--- a/include/services/drtm_svc.h
+++ b/include/services/drtm_svc.h
@@ -14,6 +14,8 @@
#ifndef ARM_DRTM_SVC_H
#define ARM_DRTM_SVC_H
+#include <lib/utils_def.h>
+
/*
* SMC function IDs for DRTM Service
* Upper word bits set: Fast call, SMC64, Standard Secure Svc. Call (OEN = 4)
@@ -239,6 +241,21 @@
<< ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_SHIFT)); \
} while (false)
+#define DRTM_LAUNCH_FEAT_DLME_IMG_AUTH_SHIFT U(6)
+#define DRTM_LAUNCH_FEAT_MEM_PROTECTION_TYPE_SHIFT U(3)
+#define DRTM_LAUNCH_FEAT_PCR_USAGE_SCHEMA_SHIFT U(1)
+#define DRTM_LAUNCH_FEAT_HASHING_TYPE_SHIFT U(0)
+
+#define DRTM_LAUNCH_FEAT_DLME_IMG_AUTH_MASK U(0x1)
+#define DRTM_LAUNCH_FEAT_MEM_PROTECTION_TYPE_MASK U(0x7)
+#define DRTM_LAUNCH_FEAT_PCR_USAGE_SCHEMA_MASK U(0x3)
+#define DRTM_LAUNCH_FEAT_HASHING_TYPE_MASK U(0x1)
+
+#define DLME_IMG_AUTH U(0x1)
+#define REG_MEM_PROTECTION_TYPE U(0x1)
+#define DLME_AUTH_SCHEMA U(0x1)
+#define TPM_BASED_HASHING U(0x1)
+
/* Initialization routine for the DRTM service */
int drtm_setup(void);