824x: Cleanup for partial linking and --gc-sections

Signed-off-by: Wolfgang Denk <wd@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Wolfgang Denk 2010-11-23 23:48:56 +01:00
parent f0687a5b67
commit de550d6b34
9 changed files with 227 additions and 95 deletions

View File

@ -1,5 +1,5 @@
/*
* (C) Copyright 2001-2007
* (C) Copyright 2001-2010
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
@ -27,41 +27,13 @@ OUTPUT_ARCH(powerpc)
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.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 :
{
arch/powerpc/cpu/mpc824x/start.o (.text)
*(.text)
*(.got1)
arch/powerpc/cpu/mpc824x/start.o (.text*)
*(.text*)
. = ALIGN(16);
*(.eh_frame)
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
@ -69,23 +41,19 @@ SECTIONS
PROVIDE (erotext = .);
.reloc :
{
*(.got)
KEEP(*(.got))
_GOT2_TABLE_ = .;
*(.got2)
KEEP(*(.got2))
_FIXUP_TABLE_ = .;
*(.fixup)
KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
*(.data*)
*(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
@ -111,9 +79,8 @@ SECTIONS
__bss_start = .;
.bss (NOLOAD) :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(.bss*)
*(.sbss*)
*(COMMON)
. = ALIGN(4);
}

View File

@ -639,7 +639,7 @@ static int i365_set_io_map (socket_info_t * s, struct pccard_io_map *io)
#define HOST_TO_PCI(addr) ((addr) - 0xfe000000)
#define PCI_TO_HOST(addr) ((addr) + 0xfe000000)
int i82365_init (void)
static int i82365_init (void)
{
u_int val;
int i;
@ -719,7 +719,7 @@ int i82365_init (void)
return 0;
}
void i82365_exit (void)
static void i82365_exit (void)
{
io.map = 0;
io.flags = 0;

View File

@ -27,46 +27,13 @@ OUTPUT_ARCH(powerpc)
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.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 :
{
arch/powerpc/cpu/mpc824x/start.o (.text)
arch/powerpc/lib/board.o (.text)
arch/powerpc/lib/ppcstring.o (.text)
lib/vsprintf.o (.text)
lib/crc32.o (.text)
lib/zlib.o (.text)
*(.got1)
arch/powerpc/cpu/mpc824x/start.o (.text*)
*(.text*)
. = ALIGN(16);
*(.eh_frame)
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x0FF) & 0xFFFFFF00;
@ -74,23 +41,19 @@ SECTIONS
PROVIDE (erotext = .);
.reloc :
{
*(.got)
KEEP(*(.got))
_GOT2_TABLE_ = .;
*(.got2)
KEEP(*(.got2))
_FIXUP_TABLE_ = .;
*(.fixup)
KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
*(.data*)
*(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
@ -116,9 +79,8 @@ SECTIONS
__bss_start = .;
.bss (NOLOAD) :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(.bss*)
*(.sbss*)
*(COMMON)
. = ALIGN(4);
}

99
board/mvblue/u-boot.lds Normal file
View File

@ -0,0 +1,99 @@
/*
* (C) Copyright 2001-2007
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
.text :
{
arch/powerpc/cpu/mpc824x/start.o (.text*)
lib/libgeneric.o (.text*)
net/libnet.o (.text*)
drivers/pci/libpci.o (.text*)
arch/powerpc/cpu/mpc824x/libmpc824x.o (.text*)
board/mvblue/libmvblue.o (.text*)
arch/powerpc/lib/libpowerpc.o (.text*)
. = DEFINED(env_offset) ? env_offset : .;
common/env_embedded.o (.ppcenv*)
*(.text*)
. = ALIGN(16);
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
KEEP(*(.got))
_GOT2_TABLE_ = .;
KEEP(*(.got2))
_FIXUP_TABLE_ = .;
KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
{
*(.data*)
*(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(4096);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(4096);
__init_end = .;
__bss_start = .;
.bss (NOLOAD) :
{
*(.bss*)
*(.sbss*)
*(COMMON)
. = ALIGN(4);
}
_end = . ;
PROVIDE (end = .);
}

View File

@ -0,0 +1,97 @@
/*
* (C) Copyright 2001-2007
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/powerpc/cpu/mpc824x/start.o (.text*)
*(.text.v*printf)
. = DEFINED(env_offset) ? env_offset : .;
common/env_embedded.o (.ppcenv*)
*(.text*)
. = ALIGN(16);
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
KEEP(*(.got))
_GOT2_TABLE_ = .;
KEEP(*(.got2))
_FIXUP_TABLE_ = .;
KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
{
*(.data*)
*(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(4096);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(4096);
__init_end = .;
__bss_start = .;
.bss (NOLOAD) :
{
*(.bss*)
*(.sbss*)
*(COMMON)
. = ALIGN(4);
}
_end = . ;
PROVIDE (end = .);
}

View File

@ -30,7 +30,9 @@ COBJS-$(CONFIG_PPC4xx_EMAC) += 4xx_enet.o
COBJS-$(CONFIG_ALTERA_TSE) += altera_tse.o
COBJS-$(CONFIG_DRIVER_AT91EMAC) += at91_emac.o
COBJS-$(CONFIG_DRIVER_AX88180) += ax88180.o
COBJS-$(CONFIG_BCM570x) += bcm570x.o bcm570x_autoneg.o 5701rls.o
COBJS-$(CONFIG_BCM570x) += bcm570x.o
COBJS-$(CONFIG_BCM570x) += bcm570x_autoneg.o
COBJS-$(CONFIG_BCM570x) += 5701rls.o
COBJS-$(CONFIG_BFIN_MAC) += bfin_mac.o
COBJS-$(CONFIG_CS8900) += cs8900.o
COBJS-$(CONFIG_TULIP) += dc2114x.o
@ -72,7 +74,9 @@ COBJS-$(CONFIG_DRIVER_S3C4510_ETH) += s3c4510b_eth.o
COBJS-$(CONFIG_SH_ETHER) += sh_eth.o
COBJS-$(CONFIG_SMC91111) += smc91111.o
COBJS-$(CONFIG_SMC911X) += smc911x.o
COBJS-$(CONFIG_TIGON3) += tigon3.o bcm570x_autoneg.o 5701rls.o
COBJS-$(CONFIG_TIGON3) += tigon3.o
COBJS-$(CONFIG_TIGON3) += bcm570x_autoneg.o
COBJS-$(CONFIG_TIGON3) += 5701rls.o
COBJS-$(CONFIG_DRIVER_TI_EMAC) += davinci_emac.o
COBJS-$(CONFIG_TSEC_ENET) += tsec.o
COBJS-$(CONFIG_TSI108_ETH) += tsi108_eth.o
@ -80,7 +84,7 @@ COBJS-$(CONFIG_ULI526X) += uli526x.o
COBJS-$(CONFIG_VSC7385_ENET) += vsc7385.o
COBJS-$(CONFIG_XILINX_EMACLITE) += xilinx_emaclite.o
COBJS := $(COBJS-y)
COBJS := $(sort $(COBJS-y))
SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))

View File

@ -44,6 +44,7 @@
#define MVBLUE_BOARD_LYNX 2
#define CONFIG_SYS_TEXT_BASE 0xFFF00000
#define CONFIG_SYS_LDSCRIPT "board/mvblue/u-boot.lds"
#if 0
#define ERR_LED(code) do { if (code) \

View File

@ -40,6 +40,7 @@
#define CONFIG_SANDPOINT 1
#define CONFIG_SYS_TEXT_BASE 0xFFF00000
#define CONFIG_SYS_LDSCRIPT "board/sandpoint/u-boot.lds"
#if 0
#define USE_DINK32 1

View File

@ -40,6 +40,7 @@
#define CONFIG_SANDPOINT 1
#define CONFIG_SYS_TEXT_BASE 0xFFF00000
#define CONFIG_SYS_LDSCRIPT "board/sandpoint/u-boot.lds"
#if 0
#define USE_DINK32 1