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

source/trusted-firmware/trusted-firmware-a-2.8/lib/bl_aux_params/bl_aux_params.c

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <inttypes.h>
+#include <stdint.h>
+
+#include <common/debug.h>
+#include <lib/coreboot.h>
+#include <lib/bl_aux_params/bl_aux_params.h>
+
+void bl_aux_params_parse(u_register_t head,
+			 bl_aux_param_handler_t handler)
+{
+	struct bl_aux_param_header *p;
+
+	for (p = (void *)head; p; p = (void *)(uintptr_t)p->next) {
+		if (handler && handler(p))
+			continue;
+
+		switch (p->type) {
+#if COREBOOT
+		case BL_AUX_PARAM_COREBOOT_TABLE:
+			coreboot_table_setup((void *)(uintptr_t)
+				((struct bl_aux_param_uint64 *)p)->value);
+			break;
+#endif
+		default:
+			ERROR("Ignoring unknown BL aux parameter: 0x%" PRIx64,
+			      p->type);
+			break;
+		}
+	}
+}