commit f3994ccaba1e648eb6912b3896abc6fe613fb968
author Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> Tue May 01 11:12:55 2018 +0530
committer Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> Thu May 17 15:12:59 2018 +0530
tree adb0e5d082deb6340dd8e78fbbf8c5df2a17e7f1
parent 83e3725ae65197b136ae1850eb9b30afd2b62041

zynqmp: pm: Added APIs for xilsecure linux support

Added SHA to calculate SHA3 hash,RSA to encrypt data with
public key and decrypt with private key and AES to do symmetric
encryption with User key or device key.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>

plat/xilinx/zynqmp/pm_service/pm_api_sys.c

diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
index 4b709ab..6f3d098 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
@@ -1138,3 +1138,29 @@
 
 	return ret;
 }
+
+enum pm_ret_status pm_sha_hash(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags)
+{
+	uint32_t payload[PAYLOAD_ARG_CNT];
+
+	/* Send request to the PMU */
+	PM_PACK_PAYLOAD5(payload, PM_SECURE_SHA, address_high, address_low,
+				 size, flags);
+	return pm_ipi_send_sync(primary_proc, payload, NULL, 0);
+}
+
+enum pm_ret_status pm_rsa_core(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags)
+{
+	uint32_t payload[PAYLOAD_ARG_CNT];
+
+	/* Send request to the PMU */
+	PM_PACK_PAYLOAD5(payload, PM_SECURE_RSA, address_high, address_low,
+				 size, flags);
+	return pm_ipi_send_sync(primary_proc, payload, NULL, 0);
+}

plat/xilinx/zynqmp/pm_service/pm_api_sys.h

diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
index e850b79..40ebc03 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
@@ -153,4 +153,12 @@
 				 unsigned int arg2,
 				 unsigned int arg3,
 				 unsigned int *data);
+enum pm_ret_status pm_sha_hash(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags);
+enum pm_ret_status pm_rsa_core(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags);
 #endif /* _PM_API_SYS_H_ */

plat/xilinx/zynqmp/pm_service/pm_svc_main.c

diff --git a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
index 5a4da90..84bd887 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
@@ -387,6 +387,16 @@
 		ret = pm_set_suspend_mode(pm_arg[0]);
 		SMC_RET1(handle, (uint64_t)ret);
 
+	case PM_SECURE_SHA:
+		ret = pm_sha_hash(pm_arg[0], pm_arg[1], pm_arg[2],
+				pm_arg[3]);
+		SMC_RET1(handle, (uint64_t)ret);
+
+	case PM_SECURE_RSA:
+		ret = pm_rsa_core(pm_arg[0], pm_arg[1], pm_arg[2],
+				       pm_arg[3]);
+		SMC_RET1(handle, (uint64_t)ret);
+
 	default:
 		WARN("Unimplemented PM Service Call: 0x%x\n", smc_fid);
 		SMC_RET1(handle, SMC_UNK);