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

2026-09-06 03:52:57 +08:00
commit b1928b41c0
21813 changed files with 4413081 additions and 0 deletions
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+/*
+ * Copyright (c) 2023, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ERRATA_ABI_SVC_H
+#define ERRATA_ABI_SVC_H
+
+#include <lib/smccc.h>
+
+#define ARM_EM_VERSION			U(0x840000F0)
+#define ARM_EM_FEATURES			U(0x840000F1)
+#define ARM_EM_CPU_ERRATUM_FEATURES	U(0x840000F2)
+
+/* EM version numbers */
+#define EM_VERSION_MAJOR		(0x1)
+#define EM_VERSION_MINOR		(0x0)
+
+/* EM CPU_ERRATUM_FEATURES return codes */
+#define EM_HIGHER_EL_MITIGATION		(3)
+#define EM_NOT_AFFECTED			(2)
+#define EM_AFFECTED			(1)
+#define EM_SUCCESS			(0)
+#define EM_NOT_SUPPORTED		(-1)
+#define EM_INVALID_PARAMETERS		(-2)
+#define EM_UNKNOWN_ERRATUM		(-3)
+
+#if ERRATA_ABI_SUPPORT
+bool is_errata_fid(uint32_t smc_fid);
+#else
+static inline bool is_errata_fid(uint32_t smc_fid)
+{
+	return false;
+}
+#endif /* ERRATA_ABI_SUPPORT */
+uintptr_t errata_abi_smc_handler(
+	uint32_t smc_fid,
+	u_register_t x1,
+	u_register_t x2,
+	u_register_t x3,
+	u_register_t x4,
+	void *cookie,
+	void *handle,
+	u_register_t flags
+);
+#endif /* ERRATA_ABI_SVC_H */
+