[PATCH v2 01/15] HiFive1: add linker file
Denis Obrezkov
denisobrezkov at gmail.com
Mon Aug 21 23:56:22 UTC 2017
---
c/src/lib/libbsp/riscv32/hifive1/startup/linkcmds | 379 ++++++++++++++++++++++
1 file changed, 379 insertions(+)
create mode 100644 c/src/lib/libbsp/riscv32/hifive1/startup/linkcmds
diff --git a/c/src/lib/libbsp/riscv32/hifive1/startup/linkcmds b/c/src/lib/libbsp/riscv32/hifive1/startup/linkcmds
new file mode 100644
index 0000000..8908b30
--- /dev/null
+++ b/c/src/lib/libbsp/riscv32/hifive1/startup/linkcmds
@@ -0,0 +1,379 @@
+/**
+ * @file
+ *
+ * @ingroup bsp_linker
+ *
+ * @brief Memory map
+ */
+
+/*
+ *
+ * Copyright (c) 2015 University of York.
+ * Hesham ALMatary <hmka501 at york.ac.uk>
+ *
+ * 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 AUTHOR 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 AUTHOR 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.
+ */
+
+OUTPUT_FORMAT("elf32-littleriscv", "elf32-littleriscv", "elf32-littleriscv")
+OUTPUT_ARCH (riscv)
+
+ENTRY (_start)
+
+MEMORY
+{
+ ROM : ORIGIN = 0x20400000, LENGTH = 16M
+ RAM : ORIGIN = 0x80000000, LENGTH = 16K
+ ITIM : ORIGIN = 0x08000000, LENGTH = 8K
+}
+
+REGION_ALIAS ("REGION_VECTOR", ROM);
+REGION_ALIAS ("REGION_START", ROM);
+REGION_ALIAS ("REGION_TEXT", ROM);
+REGION_ALIAS ("REGION_TEXT_LOAD", ROM);
+REGION_ALIAS ("REGION_RODATA", ROM);
+REGION_ALIAS ("REGION_RODATA_LOAD", ROM);
+REGION_ALIAS ("REGION_DATA", RAM);
+REGION_ALIAS ("REGION_DATA_LOAD", ROM);
+REGION_ALIAS ("REGION_FAST_DATA", RAM);
+REGION_ALIAS ("REGION_FAST_DATA_LOAD", ROM);
+REGION_ALIAS ("REGION_BSS", RAM);
+REGION_ALIAS ("REGION_WORK", RAM);
+REGION_ALIAS ("REGION_STACK", RAM);
+
+/* The following address is used for text output */
+/* bsp_section_outbut_buffer = 0x8F800000; */
+ bsp_section_vector_begin = 0x20400000;
+
+
+STACK_LENGTH = 0;
+/*
+ * Global symbols that may be defined externally
+ */
+bsp_vector_table_size = DEFINED (bsp_vector_table_size) ? bsp_vector_table_size : 64;
+
+bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 1;
+bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1;
+bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1;
+
+bsp_stack_align = DEFINED (bsp_stack_align) ? bsp_stack_align : 8;
+
+bsp_stack_main_size = DEFINED (bsp_stack_main_size) ? bsp_stack_main_size : 1024;
+bsp_stack_main_size = ALIGN (bsp_stack_main_size, bsp_stack_align);
+
+_bsp_processor_count = DEFINED (_bsp_processor_count) ? _bsp_processor_count : 1;
+
+SECTIONS {
+
+ .vector :
+ {
+ . = 0x100;
+ *(.vector)
+ . = ALIGN(bsp_vector_table_size);
+ bsp_section_vector_end = .;
+ } > REGION_VECTOR AT > REGION_VECTOR
+ bsp_section_vector_size = bsp_section_vector_end - bsp_section_vector_begin;
+ bsp_vector_table_begin = bsp_section_vector_begin;
+ bsp_vector_table_end = bsp_vector_table_begin + bsp_vector_table_size;
+
+ .start :
+ {
+ . = ALIGN(8);
+ bsp_section_start_begin = .;
+ KEEP (*(.bsp_start_text))
+ KEEP (*(.bsp_start_data))
+ bsp_section_start_end = .;
+ } > REGION_START AT > REGION_START
+ bsp_section_start_size = bsp_section_start_end - bsp_section_start_begin;
+
+.xbarrier : {
+ . = ALIGN (bsp_section_xbarrier_align);
+ } > REGION_VECTOR AT > REGION_VECTOR
+
+.text : {
+ . = ALIGN(8);
+ bsp_section_text_begin = .;
+ *(.text.unlikely .text.*_unlikely)
+ *(.text .stub .text.* .gnu.linkonce.t.*)
+ /* .gnu.warning sections are handled specially by elf32.em. */
+ *(.gnu.warning)
+ *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
+ } > REGION_TEXT AT > REGION_TEXT_LOAD
+ .init : {
+ KEEP (*(.init))
+ } > REGION_TEXT AT > REGION_TEXT_LOAD
+ .fini : {
+ KEEP (*(.fini))
+ . = ALIGN(8);
+ bsp_section_text_end = .;
+ PROVIDE (__etext = .);
+ PROVIDE (_etext = .);
+ PROVIDE (etext = .);
+
+ } > REGION_TEXT AT > REGION_TEXT_LOAD
+ bsp_section_text_size = bsp_section_text_end - bsp_section_text_begin;
+ bsp_section_text_load_begin = LOADADDR (.text);
+ bsp_section_text_load_end = bsp_section_text_load_begin + bsp_section_text_size;
+
+.robarrier : {
+ . = ALIGN (bsp_section_robarrier_align);
+ } > REGION_RODATA AT > REGION_RODATA
+
+.rodata : {
+ . = ALIGN(8);
+ bsp_section_rodata_begin = .;
+ *(.rodata .rodata.* .gnu.linkonce.r.*)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+.eh_frame : {
+ KEEP (*(.eh_frame))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gcc_except_table : {
+ *(.gcc_except_table .gcc_except_table.*)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .tdata : {
+ _TLS_Data_begin = .;
+ *(.tdata .tdata.* .gnu.linkonce.td.*)
+ _TLS_Data_end = .;
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .tbss : {
+ _TLS_BSS_begin = .;
+ *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
+ _TLS_BSS_end = .;
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
+ _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
+ _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
+ _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
+ _TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
+ _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
+ .preinit_array : {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .init_array : {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .fini_array : {
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(.fini_array))
+ KEEP (*(SORT(.fini_array.*)))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .ctors : {
+ /* gcc uses crtbegin.o to find the start of
+ the constructors, so we make sure it is
+ first. Because this is a wildcard, it
+ doesn't matter if the user does not
+ actually link against crtbegin.o; the
+ linker won't look for a file to match a
+ wildcard. The wildcard also means that it
+ doesn't matter which directory crtbegin.o
+ is in. */
+ KEEP (*crtbegin.o(.ctors))
+ KEEP (*crtbegin?.o(.ctors))
+ /* We don't want to include the .ctor section from
+ the crtend.o file until after the sorted ctors.
+ The .ctor section from the crtend file contains the
+ end of ctors marker and it must be last */
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
+ KEEP (*(SORT(.ctors.*)))
+ KEEP (*(.ctors))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dtors : {
+ KEEP (*crtbegin.o(.dtors))
+ KEEP (*crtbegin?.o(.dtors))
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
+ KEEP (*(SORT(.dtors.*)))
+ KEEP (*(.dtors))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .data.rel.ro : {
+ *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*)
+ *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .jcr : {
+ KEEP (*(.jcr))
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .interp : {
+ *(.interp)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .note.gnu.build-id : {
+ *(.note.gnu.build-id)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .hash : {
+ *(.hash)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.hash : {
+ *(.gnu.hash)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynsym : {
+ *(.dynsym)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynstr : {
+ *(.dynstr)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version : {
+ *(.gnu.version)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version_d : {
+ *(.gnu.version_d)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .gnu.version_r : {
+ *(.gnu.version_r)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rel.dyn : {
+ *(.rel.init)
+ *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
+ *(.rel.fini)
+ *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
+ *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
+ *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
+ *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
+ *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
+ *(.rel.ctors)
+ *(.rel.dtors)
+ *(.rel.got)
+ *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
+ PROVIDE_HIDDEN (__rel_iplt_start = .);
+ *(.rel.iplt)
+ PROVIDE_HIDDEN (__rel_iplt_end = .);
+ PROVIDE_HIDDEN (__rela_iplt_start = .);
+ PROVIDE_HIDDEN (__rela_iplt_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rela.dyn : {
+ *(.rela.init)
+ *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
+ *(.rela.fini)
+ *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
+ *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
+ *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
+ *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
+ *(.rela.ctors)
+ *(.rela.dtors)
+ *(.rela.got)
+ *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
+ PROVIDE_HIDDEN (__rel_iplt_start = .);
+ PROVIDE_HIDDEN (__rel_iplt_end = .);
+ PROVIDE_HIDDEN (__rela_iplt_start = .);
+ *(.rela.iplt)
+ PROVIDE_HIDDEN (__rela_iplt_end = .);
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rel.plt : {
+ *(.rel.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rela.plt : {
+ *(.rela.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .plt : {
+ *(.plt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .iplt : {
+ *(.iplt)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .dynamic : {
+ *(.dynamic)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .got : {
+ *(.got.plt) *(.igot.plt) *(.got) *(.igot)
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ .rtemsroset : {
+ /* Special FreeBSD linker set sections */
+ __start_set_sysctl_set = .;
+ *(set_sysctl_*);
+ __stop_set_sysctl_set = .;
+ *(set_domain_*);
+ *(set_pseudo_*);
+
+ KEEP (*(SORT(.rtemsroset.*)))
+ . = ALIGN(8);
+ bsp_section_rodata_end = .;
+ __data_start_rom = .;
+ } > REGION_RODATA AT > REGION_RODATA_LOAD
+ bsp_section_rodata_size = bsp_section_rodata_end - bsp_section_rodata_begin;
+ bsp_section_rodata_load_begin = LOADADDR (.rodata);
+ bsp_section_rodata_load_end = bsp_section_rodata_load_begin + bsp_section_rodata_size;
+
+
+
+.data : AT (__data_start_rom) {
+ . = ALIGN(8);
+ bsp_section_data_begin = .;
+ PROVIDE (_copy_start = .);
+ *(.data .data.* .gnu.linkonce.d.* .data1)
+ SORT(CONSTRUCTORS)
+ } > REGION_DATA
+ .rtemsrwset : AT (__data_start_rom + SIZEOF (.data)) {
+ KEEP (*(SORT(.rtemsrwset.*)))
+ . = ALIGN(8);
+
+ } > REGION_DATA
+ bsp_section_data_size = bsp_section_data_end - bsp_section_data_begin;
+ bsp_section_data_load_begin = LOADADDR (.data);
+ bsp_section_data_load_end = bsp_section_data_load_begin + bsp_section_data_size;
+
+.rwbarrier : AT (__data_start_rom + SIZEOF (.data) + SIZEOF (.rtemsrwset)) {
+ . = ALIGN(8);
+ . = ALIGN (bsp_section_rwbarrier_align);
+ bsp_section_data_end = .;
+ PROVIDE (_copy_end = .);
+ } > REGION_DATA
+
+ .bss : {
+ . = ALIGN(8);
+ bsp_section_bss_begin = .;
+ *(.dynbss)
+ *(.bss .bss.* .gnu.linkonce.b.*)
+ *(COMMON)
+ . = ALIGN(8);
+ bsp_section_bss_end = .;
+ } > REGION_BSS AT > REGION_BSS
+ bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;
+
+.work : {
+ /*
+ * The work section will occupy the remaining REGION_WORK region and
+ * contains the RTEMS work space and heap.
+ */
+ . = ALIGN(8);
+ bsp_section_work_begin = .;
+ . += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.) - STACK_LENGTH;
+ . = ALIGN(8);
+ bsp_section_work_end = .;
+ } > REGION_WORK AT > REGION_WORK
+ bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;
+
+ .stack : {
+ . = ALIGN(8);
+ bsp_section_stack_begin = .;
+ . += ORIGIN (REGION_STACK) + LENGTH (REGION_STACK) - ABSOLUTE (.);
+ . = ALIGN(8);
+ bsp_section_stack_end = .;
+ } > REGION_STACK AT > REGION_STACK
+ bsp_section_stack_size = bsp_section_stack_end - bsp_section_stack_begin;
+
+ RamBase = ORIGIN (REGION_WORK);
+ RamSize = LENGTH (REGION_WORK);
+ WorkAreaBase = bsp_section_work_begin;
+ HeapSize = 0;
+}
--
2.1.4
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