Supports boot up from NAND flash with software ECC eanbled. And supports boot up from SD/MMC card with FAT file system. As the boot from SD/MMC card with FAT file system, the BSS segment is too big to fit into SRAM, so, use the lds to put it into SDRAM. Signed-off-by: Bo Shen <voice.shen@atmel.com>master
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/* |
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* Copyright (C) 2015 Atmel Corporation |
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* Bo Shen <voice.shen@atmel.com> |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \ |
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LENGTH = CONFIG_SPL_MAX_SIZE } |
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MEMORY { .sdram : ORIGIN = CONFIG_SPL_BSS_START_ADDR, \ |
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LENGTH = CONFIG_SPL_BSS_MAX_SIZE } |
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|
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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") |
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OUTPUT_ARCH(arm) |
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ENTRY(_start) |
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SECTIONS |
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{ |
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.text : |
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{ |
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__start = .; |
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*(.vectors) |
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arch/arm/cpu/arm926ejs/start.o (.text*) |
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*(.text*) |
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} >.sram |
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. = ALIGN(4); |
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.rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram |
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. = ALIGN(4); |
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.data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram |
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|
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. = ALIGN(4); |
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__image_copy_end = .; |
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|
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.end : |
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{ |
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*(.__end) |
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} >.sram |
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.bss : |
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{ |
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. = ALIGN(4); |
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__bss_start = .; |
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*(.bss*) |
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. = ALIGN(4); |
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__bss_end = .; |
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} >.sdram |
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} |
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