mirror of
https://github.com/brain-hackers/u-boot-brain
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98f99e9f16
This patch adds SPL booting support (NOR flash) for the PPC4xx platforms. This SPL booting (Falcon mode) will be used by the upcoming lcd4_lwmon5 board port (lwmon5 variant). Signed-off-by: Stefan Roese <sr@denx.de>
75 lines
1.7 KiB
Plaintext
75 lines
1.7 KiB
Plaintext
/*
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* Copyright 2012-2013 Stefan Roese <sr@denx.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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MEMORY
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{
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sdram : ORIGIN = CONFIG_SPL_BSS_START_ADDR,
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LENGTH = CONFIG_SPL_BSS_MAX_SIZE
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flash : ORIGIN = CONFIG_SPL_TEXT_BASE,
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LENGTH = CONFIG_SYS_SPL_MAX_LEN
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}
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OUTPUT_ARCH(powerpc)
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ENTRY(_start)
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SECTIONS
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{
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#ifdef CONFIG_440
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.bootpg 0xfffff000 :
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{
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arch/powerpc/cpu/ppc4xx/start.o (.bootpg)
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/*
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* PPC440 board need a board specific object with the
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* TLB definitions. This needs to get included right after
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* start.o, since the first shadow TLB only covers 4k
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* of address space.
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*/
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CONFIG_BOARDDIR/init.o (.bootpg)
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} > flash
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#endif
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.resetvec 0xFFFFFFFC :
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{
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KEEP(*(.resetvec))
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} > flash
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.text :
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{
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__start = .;
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arch/powerpc/cpu/ppc4xx/start.o (.text)
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CONFIG_BOARDDIR/init.o (.text)
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*(.text*)
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} > flash
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. = ALIGN(4);
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.data : { *(SORT_BY_ALIGNMENT(.data*)) } > flash
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. = ALIGN(4);
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.rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } > flash
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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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