bsps: Add Cortex-A53 LP64 basic BSP

This adds an AArch64 basic BSP based on Qemu's Cortex-A53 emulation with
interrupt support using GICv3 and clock support using the ARM GPT.

1 files changed, 161 insertions, 0 deletions

diff --git a/bsps/aarch64/include/bsp/linker-symbols.h b/bsps/aarch64/include/bsp/linker-symbols.h
new file mode 100644
index 0000000000..c9a2bfd233
--- /dev/null
+++ b/bsps/aarch64/include/bsp/linker-symbols.h
@@ -0,0 +1,161 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup aarch64_linker
+ *
+ * @brief Symbols defined in linker command base file.
+ */
+
+/*
+ * Copyright (C) 2020 On-Line Applications Research Corporation (OAR)
+ * Written by Kinsey Moore <kinsey.moore@oarcorp.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LIBBSP_AARCH64_SHARED_LINKER_SYMBOLS_H
+#define LIBBSP_AARCH64_SHARED_LINKER_SYMBOLS_H
+
+#include <rtems/score/basedefs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @defgroup aarch64_linker Linker Support
+ *
+ * @ingroup RTEMSBSPsAARCH64Shared
+ *
+ * @brief Linker support.
+ *
+ * @{
+ */
+
+#ifndef ASM
+  #define LINKER_SYMBOL(sym) extern char sym [];
+#else
+  #define LINKER_SYMBOL(sym) .extern sym
+#endif
+
+LINKER_SYMBOL(bsp_stack_exception_size)
+LINKER_SYMBOL(bsp_stack_hyp_size)
+
+LINKER_SYMBOL(bsp_section_start_begin)
+LINKER_SYMBOL(bsp_section_start_end)
+LINKER_SYMBOL(bsp_section_start_size)
+
+LINKER_SYMBOL(bsp_section_vector_begin)
+LINKER_SYMBOL(bsp_section_vector_end)
+LINKER_SYMBOL(bsp_section_vector_size)
+
+LINKER_SYMBOL(bsp_section_text_begin)
+LINKER_SYMBOL(bsp_section_text_end)
+LINKER_SYMBOL(bsp_section_text_size)
+LINKER_SYMBOL(bsp_section_text_load_begin)
+LINKER_SYMBOL(bsp_section_text_load_end)
+
+LINKER_SYMBOL(bsp_section_rodata_begin)
+LINKER_SYMBOL(bsp_section_rodata_end)
+LINKER_SYMBOL(bsp_section_rodata_size)
+LINKER_SYMBOL(bsp_section_rodata_load_begin)
+LINKER_SYMBOL(bsp_section_rodata_load_end)
+
+LINKER_SYMBOL(bsp_section_data_begin)
+LINKER_SYMBOL(bsp_section_data_end)
+LINKER_SYMBOL(bsp_section_data_size)
+LINKER_SYMBOL(bsp_section_data_load_begin)
+LINKER_SYMBOL(bsp_section_data_load_end)
+
+LINKER_SYMBOL(bsp_section_fast_text_begin)
+LINKER_SYMBOL(bsp_section_fast_text_end)
+LINKER_SYMBOL(bsp_section_fast_text_size)
+LINKER_SYMBOL(bsp_section_fast_text_load_begin)
+LINKER_SYMBOL(bsp_section_fast_text_load_end)
+
+LINKER_SYMBOL(bsp_section_fast_data_begin)
+LINKER_SYMBOL(bsp_section_fast_data_end)
+LINKER_SYMBOL(bsp_section_fast_data_size)
+LINKER_SYMBOL(bsp_section_fast_data_load_begin)
+LINKER_SYMBOL(bsp_section_fast_data_load_end)
+
+LINKER_SYMBOL(bsp_section_bss_begin)
+LINKER_SYMBOL(bsp_section_bss_end)
+LINKER_SYMBOL(bsp_section_bss_size)
+
+LINKER_SYMBOL(bsp_section_work_begin)
+LINKER_SYMBOL(bsp_section_work_end)
+LINKER_SYMBOL(bsp_section_work_size)
+
+LINKER_SYMBOL(bsp_section_stack_begin)
+LINKER_SYMBOL(bsp_section_stack_end)
+LINKER_SYMBOL(bsp_section_stack_size)
+
+LINKER_SYMBOL(bsp_section_nocache_begin)
+LINKER_SYMBOL(bsp_section_nocache_end)
+LINKER_SYMBOL(bsp_section_nocache_size)
+LINKER_SYMBOL(bsp_section_nocache_load_begin)
+LINKER_SYMBOL(bsp_section_nocache_load_end)
+
+LINKER_SYMBOL(bsp_section_nocachenoload_begin)
+LINKER_SYMBOL(bsp_section_nocachenoload_end)
+LINKER_SYMBOL(bsp_section_nocachenoload_size)
+
+LINKER_SYMBOL(bsp_section_nocacheheap_begin)
+LINKER_SYMBOL(bsp_section_nocacheheap_end)
+LINKER_SYMBOL(bsp_section_nocacheheap_size)
+
+LINKER_SYMBOL(bsp_vector_table_begin)
+LINKER_SYMBOL(bsp_vector_table_end)
+LINKER_SYMBOL(bsp_vector_table_size)
+
+LINKER_SYMBOL(bsp_start_vector_table_begin)
+LINKER_SYMBOL(bsp_start_vector_table_end)
+LINKER_SYMBOL(bsp_start_vector_table_size)
+
+#define BSP_FAST_TEXT_SECTION \
+  RTEMS_SECTION(".bsp_fast_text")
+
+#define BSP_FAST_DATA_SECTION \
+  RTEMS_SECTION(".bsp_fast_data")
+
+#define BSP_NOCACHE_SECTION \
+  RTEMS_SECTION(".bsp_nocache")
+
+#define BSP_NOCACHE_SUBSECTION(subsection) \
+  RTEMS_SECTION(".bsp_nocache." # subsection)
+
+#define BSP_NOCACHENOLOAD_SECTION \
+  RTEMS_SECTION(".bsp_noload_nocache")
+
+#define BSP_NOCACHENOLOAD_SUBSECTION(subsection) \
+  RTEMS_SECTION(".bsp_noload_nocache." # subsection)
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_AARCH64_SHARED_LINKER_SYMBOLS_H */