124 lines
3.3 KiB
Plaintext
124 lines
3.3 KiB
Plaintext
/****************************************************************************
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* boards/arm/am335x/beaglebone-black/scripts/sdram.ld
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/* The Beaglebone Black and 512MB of SDRAM beginning at virtual address
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* 0x8000:0000. Execution begins at address 0x8a00000, leaving 352MB for NuttX.
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*
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* Vectors in low memory are assumed and 16KB of OCMC0 is reserved at the
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* high end of OCMC0 for the page table.
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*/
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MEMORY
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{
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isram (W!RX) : ORIGIN = 0x402F0400, LENGTH = 63K
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ocmc0 (W!RX) : ORIGIN = 0x40300000, LENGTH = 64K -16K
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ddr (W!RX) : ORIGIN = 0x8a000000, LENGTH = 512M - 160M
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}
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ENTRY(entry)
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ENTRY(_stext)
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SECTIONS
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{
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.text :
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{
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_stext = ABSOLUTE(.);
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*(.vectors)
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*(.text .text.*)
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*(.fixup)
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*(.gnu.warning)
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*(.rodata .rodata.*)
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*(.gnu.linkonce.t.*)
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*(.glue_7)
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*(.glue_7t)
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*(.got)
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*(.gcc_except_table)
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*(.gnu.linkonce.r.*)
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*(.ARM.extab*)
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*(.gnu.linkonce.armextab.*)
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_etext = ABSOLUTE(.);
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} > ddr
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.init_section :
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{
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_sinit = ABSOLUTE(.);
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*(.init_array .init_array.*)
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_einit = ABSOLUTE(.);
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} > ddr
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.ARM.extab :
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{
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*(.ARM.extab*)
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} > ddr
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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PROVIDE_HIDDEN (__exidx_start = .);
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > ddr
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PROVIDE_HIDDEN (__exidx_end = .);
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.data :
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{
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_sdata = ABSOLUTE(.);
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*(.data .data.*)
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*(.gnu.linkonce.d.*)
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CONSTRUCTORS
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. = ALIGN(4);
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_edata = ABSOLUTE(.);
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} > ddr
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.bss :
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{
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_sbss = ABSOLUTE(.);
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*(.bss .bss.*)
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*(.gnu.linkonce.b.*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = ABSOLUTE(.);
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} > ddr
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/* Uninitialized data */
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.noinit :
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{
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_snoinit = ABSOLUTE(.);
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*(.noinit*)
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_enoinit = ABSOLUTE(.);
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} > ddr
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_info 0 : { *(.debug_info) }
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.debug_line 0 : { *(.debug_line) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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.debug_aranges 0 : { *(.debug_aranges) }
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}
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