nuttx/boards/risc-v/qemu-rv/rv-virt/scripts/ld-kernel.script

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Plaintext

/****************************************************************************
* boards/risc-v/qemu-rv/rv-virt/scripts/ld.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.
*
****************************************************************************/
MEMORY
{
kflash (rx) : ORIGIN = 0x80000000, LENGTH = 2048K /* w/ cache */
ksram (rwx) : ORIGIN = 0x80200000, LENGTH = 2048K /* w/ cache */
pgram (rwx) : ORIGIN = 0x80400000, 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);
SECTIONS
{
. = 0x80000000;
.text :
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_stext = . ;
*(.text)
*(.text.*)
*(.gnu.warning)
*(.stub)
*(.glue_7)
*(.glue_7t)
*(.jcr)
/* C++ support: The .init and .fini sections contain specific logic
* to manage static constructors and destructors.
*/
*(.gnu.linkonce.t.*)
*(.init) /* Old ABI */
*(.fini) /* Old ABI */
_etext = . ;
}
.rodata :
{
_srodata = . ;
*(.rodata)
*(.rodata1)
*(.rodata.*)
*(.gnu.linkonce.r*)
_erodata = . ;
}
.tdata : {
_stdata = ABSOLUTE(.);
*(.tdata .tdata.* .gnu.linkonce.td.*);
_etdata = ABSOLUTE(.);
}
.tbss : {
_stbss = ABSOLUTE(.);
*(.tbss .tbss.* .gnu.linkonce.tb.* .tcommon);
_etbss = ABSOLUTE(.);
}
_eronly = ABSOLUTE(.);
.data :
{
_sdata = . ;
*(.data)
*(.data1)
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*(.gnu.linkonce.d*)
. = ALIGN(4);
_edata = . ;
}
.bss :
{
_sbss = . ;
*(.bss)
*(.bss.*)
*(.sbss)
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*(.gnu.linkonce.b*)
*(COMMON)
_ebss = . ;
} > 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) }
}