diff options
author | Renaud Barbier <renaud.barbier@ge.com> | 2014-01-15 11:47:41 +0000 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-01-16 14:00:30 +0100 |
commit | fd0314b47eaffd94cffd45231dba16728685bf9e (patch) | |
tree | ad0ef5e69fa35437b24758b722b5e3a12e47f057 /arch/ppc/mach-mpc85xx | |
parent | 48b5b23286d7368059f838f63c1c93f4528dab62 (diff) | |
download | barebox-fd0314b47eaffd94cffd45231dba16728685bf9e.tar.gz barebox-fd0314b47eaffd94cffd45231dba16728685bf9e.tar.xz |
ppc: mpc85xx: use common linker script
Updates to use a common linker script for all mpc85xx boards,
avoiding duplication.
Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/ppc/mach-mpc85xx')
-rw-r--r-- | arch/ppc/mach-mpc85xx/Kconfig | 5 | ||||
-rw-r--r-- | arch/ppc/mach-mpc85xx/Makefile | 1 | ||||
-rw-r--r-- | arch/ppc/mach-mpc85xx/barebox.lds.S | 159 |
3 files changed, 165 insertions, 0 deletions
diff --git a/arch/ppc/mach-mpc85xx/Kconfig b/arch/ppc/mach-mpc85xx/Kconfig index dc5708cb56..dc2d2b7b7e 100644 --- a/arch/ppc/mach-mpc85xx/Kconfig +++ b/arch/ppc/mach-mpc85xx/Kconfig @@ -5,6 +5,11 @@ config TEXT_BASE default 0xeff80000 if P2020RDB default 0xfff80000 if DA923RC +config RESET_VECTOR_ADDRESS + hex + default 0xfffffffc if DA923RC + default 0xeffffffc if P2020RDB + config MPC85xx bool default y diff --git a/arch/ppc/mach-mpc85xx/Makefile b/arch/ppc/mach-mpc85xx/Makefile index ce6c77aa06..3e646178b9 100644 --- a/arch/ppc/mach-mpc85xx/Makefile +++ b/arch/ppc/mach-mpc85xx/Makefile @@ -10,3 +10,4 @@ obj-$(CONFIG_MP) += mp.o obj-$(CONFIG_OFTREE) += fdt.o obj-$(CONFIG_DRIVER_NET_GIANFAR) += eth-devices.o obj-$(CONFIG_DDR_SPD) += ../ddr-8xxx/ +extra-y += barebox.lds diff --git a/arch/ppc/mach-mpc85xx/barebox.lds.S b/arch/ppc/mach-mpc85xx/barebox.lds.S new file mode 100644 index 0000000000..4d156e8935 --- /dev/null +++ b/arch/ppc/mach-mpc85xx/barebox.lds.S @@ -0,0 +1,159 @@ +/* + * Copyright 2013 GE Intelligent Platforms, Inc. + * Copyright 2007-2009, 2011 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <asm-generic/barebox.lds.h> + +#ifdef CONFIG_RESET_VECTOR_ADDRESS +#define RESET_VECTOR_ADDRESS CONFIG_RESET_VECTOR_ADDRESS +#else +#define RESET_VECTOR_ADDRESS 0xfffffffc +#endif +#define BSS_START_ADDRESS 0x2000 + +OUTPUT_ARCH("powerpc") + +PHDRS +{ + text PT_LOAD; + bss PT_LOAD; +} + +SECTIONS +{ + . = TEXT_BASE; + + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata)} + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + *(.text*) + *(.got1*) + + } :text + _etext = .; + PROVIDE (etext = .); + _sdata = .; + + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } :text + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + KEEP(*(.got)) + _GOT2_TABLE_ = .; + KEEP(*(.got2)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); + _FIXUP_TABLE_ = .; + KEEP(*(.fixup)) + } + __got2_entries = ((_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2); + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data*) + *(.data1*) + *(.sdata*) + *(.sdata2*) + *(.dynamic*) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __barebox_cmd_start = .; + .barebox_cmd : { BAREBOX_CMDS } + __barebox_cmd_end = .; + + __barebox_initcalls_start = .; + .barebox_initcalls : { INITCALLS } + __barebox_initcalls_end = .; + __initcall_entries = (__barebox_initcalls_end - __barebox_initcalls_start)>>2; + + __usymtab_start = .; + __usymtab : { BAREBOX_SYMS } + __usymtab_end = .; + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __init_size = __init_end - _start; + + .bootpg RESET_VECTOR_ADDRESS - 0xffc : + { + _text = .; + _stext = .; + arch/ppc/cpu-85xx/start.o (.bootpg) + } :text = 0xffff + + .resetvec RESET_VECTOR_ADDRESS : + { + KEEP(*(.resetvec)) + arch/ppc/cpu-85xx/resetvec.o (.resetvec) + } :text = 0xffff + + . = RESET_VECTOR_ADDRESS + 0x4; + + . = BSS_START_ADDRESS; + __bss_start = .; + .bss : + { + *(.sbss*) *(.scommon*) + *(.dynbss*) + *(.bss*) + *(COMMON) + } :bss + . = ALIGN(4); + __bss_stop = .; + _end = . ; + PROVIDE (end = .); +} |