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 <[email protected]>

diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
index 4b709abff67cdb6adfc36ad45f01fb9511b03cc7..6f3d098474e32769ecd9d81a3bdd3057730b18c8 100644 (file)
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
@@ -1138,3 +1138,29 @@ enum pm_ret_status pm_query_data(enum pm_query_id qid,
 
        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);
+}

diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
index e850b79e127ab739b7361775a4e2d9b48ae38b01..40ebc030d1b55fe3b38d1280c91a0fb7207cf299 100644 (file)
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
@@ -153,4 +153,12 @@ enum pm_ret_status pm_query_data(enum pm_query_id qid,
                                 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_ */

diff --git a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
index 5a4da90ebce294a328f143f7100ed686efb14150..84bd887a283fa5adf9a367cf281ff603762a2b57 100644 (file)
--- a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
@@ -387,6 +387,16 @@ uint64_t pm_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3,
                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);