16286081e1
Remove the object linkage and use an explicit .start section
127 lines
3.5 KiB
Plaintext
Executable File
127 lines
3.5 KiB
Plaintext
Executable File
/****************************************************************************
|
|
* boards/risc-v/mpfs/icicle/scripts/ld-kernel.script
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/* Map memory so that the kernel itself has 256K executable and data memory,
|
|
* for a total of 0.5M, and the rest is given for the user tasks. A total of
|
|
* 4M is reserved which should be plenty
|
|
*/
|
|
|
|
MEMORY
|
|
{
|
|
kflash (rx) : ORIGIN = 0x80000000, LENGTH = 1024K /* w/ cache */
|
|
ksram (rwx) : ORIGIN = 0x80100000, LENGTH = 1024K /* w/ cache */
|
|
pgram (rwx) : ORIGIN = 0x80200000, LENGTH = 4096K /* w/ cache */
|
|
}
|
|
|
|
OUTPUT_ARCH("riscv")
|
|
|
|
/* Provide the kernel boundaries */
|
|
|
|
__kflash_start = ORIGIN(kflash);
|
|
__kflash_size = LENGTH(kflash);
|
|
__ksram_start = ORIGIN(ksram);
|
|
__ksram_size = LENGTH(ksram);
|
|
__ksram_end = ORIGIN(ksram) + LENGTH(ksram);
|
|
|
|
/* Page heap */
|
|
|
|
__pgheap_start = ORIGIN(pgram);
|
|
__pgheap_size = LENGTH(pgram);
|
|
|
|
ENTRY(_stext)
|
|
EXTERN(__start)
|
|
SECTIONS
|
|
{
|
|
.text : {
|
|
_stext = ABSOLUTE(.);
|
|
*(.start .start.*)
|
|
*(.text .text.*)
|
|
*(.fixup)
|
|
*(.gnu.warning)
|
|
*(.rodata .rodata.* .srodata .srodata.*)
|
|
*(.gnu.linkonce.t.*)
|
|
*(.glue_7)
|
|
*(.glue_7t)
|
|
*(.got)
|
|
*(.gcc_except_table)
|
|
*(.gnu.linkonce.r.*)
|
|
_etext = ABSOLUTE(.);
|
|
} > kflash
|
|
|
|
.init_section : ALIGN(4) {
|
|
_sinit = ABSOLUTE(.);
|
|
KEEP(*(.init_array .init_array.*))
|
|
_einit = ABSOLUTE(.);
|
|
} > kflash
|
|
|
|
_eronly = ABSOLUTE(.);
|
|
|
|
.data : ALIGN(4) {
|
|
_sdata = ABSOLUTE(.);
|
|
*(.data .data.*)
|
|
*(.sdata .sdata.* .sdata2.*)
|
|
*(.gnu.linkonce.d.*)
|
|
*(.gnu.linkonce.s.*)
|
|
CONSTRUCTORS
|
|
. = ALIGN(4);
|
|
_edata = ABSOLUTE(.);
|
|
} > ksram AT > kflash
|
|
|
|
PROVIDE(__global_pointer$ = _sdata + ((_edata - _sdata) / 2));
|
|
|
|
.bss : ALIGN(4) {
|
|
_sbss = ABSOLUTE(.);
|
|
*(.bss .bss.*)
|
|
*(.sbss .sbss.*)
|
|
*(.gnu.linkonce.b.*)
|
|
*(.gnu.linkonce.sb.*)
|
|
*(COMMON)
|
|
} > ksram
|
|
|
|
/* Page tables here, align to 4K boundary */
|
|
|
|
.pgtables : ALIGN(0x1000) {
|
|
*(.pgtables)
|
|
. = ALIGN(4);
|
|
} > ksram
|
|
|
|
/* Stack top */
|
|
|
|
.stack_top : {
|
|
. = ALIGN(32);
|
|
_ebss = ABSOLUTE(.);
|
|
} > ksram
|
|
|
|
/* Stabs debugging sections. */
|
|
|
|
.stab 0 : { *(.stab) }
|
|
.stabstr 0 : { *(.stabstr) }
|
|
.stab.excl 0 : { *(.stab.excl) }
|
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
|
.stab.index 0 : { *(.stab.index) }
|
|
.stab.indexstr 0 : { *(.stab.indexstr) }
|
|
.comment 0 : { *(.comment) }
|
|
.debug_abbrev 0 : { *(.debug_abbrev) }
|
|
.debug_info 0 : { *(.debug_info) }
|
|
.debug_line 0 : { *(.debug_line) }
|
|
.debug_pubnames 0 : { *(.debug_pubnames) }
|
|
.debug_aranges 0 : { *(.debug_aranges) }
|
|
}
|