feat(intel): support ECDSA HASH Signing
Supporting the command to send digital signature signing
request on a data blob. This include ECC algorithm such as
NISP P-256, NISP P-384, Brainpool 256 and, Branpool 384
Signed-off-by: Boon Khai Ng <boon.khai.ng@intel.com>
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
Change-Id: I12cf0f1ceaf07c33a110eae398d3ad82a9b13d38
diff --git a/plat/intel/soc/common/socfpga_sip_svc.c b/plat/intel/soc/common/socfpga_sip_svc.c
index b7e9b1f..7e9e561 100644
--- a/plat/intel/soc/common/socfpga_sip_svc.c
+++ b/plat/intel/soc/common/socfpga_sip_svc.c
@@ -924,6 +924,19 @@
x4, x5, (uint32_t *) &x6, &mbox_error);
SMC_RET4(handle, status, mbox_error, x5, x6);
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_hash_sign_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdsa_hash_sign_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_INIT:
x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
status = intel_fcs_ecdsa_sha2_data_sig_verify_init(x1, x2, x3,