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libopencm3
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Synchronise linker scripts which are supposed to be identical 

This also report bug fixes about data alignment and bss storage to EFM32 &
LM3S targets.

Note: removed chrysn copyright statement as the file is a verbatim copy of
previous files.
pull/126/head
Nicolas Schodet 12 years ago
parent
c0aefb6ad3
commit
cba01fff5e
5 changed files with 84 additions and 70 deletions
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  1. 36
      lib/efm32/efm32g/libopencm3_efm32g.ld
  2. 36
      lib/efm32/efm32gg/libopencm3_efm32gg.ld
  3. 36
      lib/efm32/efm32lg/libopencm3_efm32lg.ld
  4. 36
      lib/efm32/efm32tg/libopencm3_efm32tg.ld
  5. 2
      lib/lm3s/libopencm3_lm3s.ld

36
lib/efm32/efm32g/libopencm3_efm32g.ld
View File

@ -1,8 +1,7 @@
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>,
* Copyright (C) 2012 chrysn <chrysn@fsfe.org>
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
@ -31,33 +30,44 @@ ENTRY(reset_handler)
/* Define sections. */
SECTIONS
{
. = ORIGIN(rom);
.text : {
*(.vectors) /* Vector table */
*(.text*) /* Program code */
. = ALIGN(4);
*(.rodata*) /* Read-only data */
. = ALIGN(4);
_etext = .;
} >rom
. = ORIGIN(ram);
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support
*/
.ARM.extab : {
*(.ARM.extab*)
} >rom
.ARM.exidx : {
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} >rom
. = ALIGN(4);
_etext = .;
.data : AT(_etext) {
.data : {
_data = .;
*(.data*) /* Read-write initialized data */
. = ALIGN(4);
_edata = .;
} >ram
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
.bss : {
*(.bss*) /* Read-write zero initialized data */
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
} >ram
/*
* The .eh_frame section appears to be used for C++ exception handling.
@ -65,12 +75,6 @@ SECTIONS
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }
. = ALIGN(4);
end = .;
}

36
lib/efm32/efm32gg/libopencm3_efm32gg.ld
View File

@ -1,8 +1,7 @@
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>,
* Copyright (C) 2012 chrysn <chrysn@fsfe.org>
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
@ -31,33 +30,44 @@ ENTRY(reset_handler)
/* Define sections. */
SECTIONS
{
. = ORIGIN(rom);
.text : {
*(.vectors) /* Vector table */
*(.text*) /* Program code */
. = ALIGN(4);
*(.rodata*) /* Read-only data */
. = ALIGN(4);
_etext = .;
} >rom
. = ORIGIN(ram);
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support
*/
.ARM.extab : {
*(.ARM.extab*)
} >rom
.ARM.exidx : {
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} >rom
. = ALIGN(4);
_etext = .;
.data : AT(_etext) {
.data : {
_data = .;
*(.data*) /* Read-write initialized data */
. = ALIGN(4);
_edata = .;
} >ram
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
.bss : {
*(.bss*) /* Read-write zero initialized data */
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
} >ram
/*
* The .eh_frame section appears to be used for C++ exception handling.
@ -65,12 +75,6 @@ SECTIONS
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }
. = ALIGN(4);
end = .;
}

36
lib/efm32/efm32lg/libopencm3_efm32lg.ld
View File

@ -1,8 +1,7 @@
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>,
* Copyright (C) 2012 chrysn <chrysn@fsfe.org>
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
@ -31,33 +30,44 @@ ENTRY(reset_handler)
/* Define sections. */
SECTIONS
{
. = ORIGIN(rom);
.text : {
*(.vectors) /* Vector table */
*(.text*) /* Program code */
. = ALIGN(4);
*(.rodata*) /* Read-only data */
. = ALIGN(4);
_etext = .;
} >rom
. = ORIGIN(ram);
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support
*/
.ARM.extab : {
*(.ARM.extab*)
} >rom
.ARM.exidx : {
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} >rom
. = ALIGN(4);
_etext = .;
.data : AT(_etext) {
.data : {
_data = .;
*(.data*) /* Read-write initialized data */
. = ALIGN(4);
_edata = .;
} >ram
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
.bss : {
*(.bss*) /* Read-write zero initialized data */
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
} >ram
/*
* The .eh_frame section appears to be used for C++ exception handling.
@ -65,12 +75,6 @@ SECTIONS
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }
. = ALIGN(4);
end = .;
}

36
lib/efm32/efm32tg/libopencm3_efm32tg.ld
View File

@ -1,8 +1,7 @@
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>,
* Copyright (C) 2012 chrysn <chrysn@fsfe.org>
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
@ -31,33 +30,44 @@ ENTRY(reset_handler)
/* Define sections. */
SECTIONS
{
. = ORIGIN(rom);
.text : {
*(.vectors) /* Vector table */
*(.text*) /* Program code */
. = ALIGN(4);
*(.rodata*) /* Read-only data */
. = ALIGN(4);
_etext = .;
} >rom
. = ORIGIN(ram);
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support
*/
.ARM.extab : {
*(.ARM.extab*)
} >rom
.ARM.exidx : {
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} >rom
. = ALIGN(4);
_etext = .;
.data : AT(_etext) {
.data : {
_data = .;
*(.data*) /* Read-write initialized data */
. = ALIGN(4);
_edata = .;
} >ram
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
.bss : {
*(.bss*) /* Read-write zero initialized data */
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >ram AT >rom
_data_loadaddr = LOADADDR(.data);
} >ram
/*
* The .eh_frame section appears to be used for C++ exception handling.
@ -65,12 +75,6 @@ SECTIONS
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }
. = ALIGN(4);
end = .;
}

2
lib/lm3s/libopencm3_lm3s.ld
View File

@ -77,8 +77,6 @@ SECTIONS
. = ALIGN(4);
end = .;
_end = .;
__end = .;
}
PROVIDE(_stack = ORIGIN(ram) + LENGTH(ram));

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