GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/services/std_svc/drtm/drtm_remediation.c

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2022 Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier:    BSD-3-Clause
+ *
+ * DRTM support for DRTM error remediation.
+ *
+ */
+#include <inttypes.h>
+#include <stdint.h>
+
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include "drtm_main.h"
+#include <plat/common/platform.h>
+
+uint64_t drtm_set_error(uint64_t x1, void *ctx)
+{
+	int rc;
+
+	rc = plat_set_drtm_error(x1);
+
+	if (rc != 0) {
+		SMC_RET1(ctx, INTERNAL_ERROR);
+	}
+
+	SMC_RET1(ctx, SUCCESS);
+}
+
+uint64_t drtm_get_error(void *ctx)
+{
+	uint64_t error_code;
+	int rc;
+
+	rc = plat_get_drtm_error(&error_code);
+
+	if (rc != 0) {
+		SMC_RET1(ctx, INTERNAL_ERROR);
+	}
+
+	SMC_RET2(ctx, SUCCESS, error_code);
+}
+
+void drtm_enter_remediation(uint64_t err_code, const char *err_str)
+{
+	int rc = plat_set_drtm_error(err_code);
+
+	if (rc != 0) {
+		ERROR("%s(): drtm_error_set() failed unexpectedly rc=%d\n",
+		      __func__, rc);
+		panic();
+	}
+
+	ERROR("DRTM: entering remediation of error:\n%" PRIu64 "\t\'%s\'\n",
+	       err_code, err_str);
+
+	ERROR("%s(): system reset is not yet supported\n", __func__);
+	plat_system_reset();
+}