Mercurial > flash_v2
diff packages/hal/powerpc/arch/current/src/powerpc.ld @ 2:443894e2e912 ecos-v1_2_1-release
Block commit of eCos version 1.2.1
| author | jlarmour |
|---|---|
| date | Tue, 11 May 1999 12:24:34 +0000 |
| parents | |
| children | c38311975d4f |
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new file mode 100644 --- /dev/null +++ b/packages/hal/powerpc/arch/current/src/powerpc.ld @@ -0,0 +1,138 @@ +/*========================================================================== +// +// powerpc.ld +// +// Linker script for PowerPC +// +//========================================================================== +//####COPYRIGHTBEGIN#### +// +// ------------------------------------------- +// The contents of this file are subject to the Cygnus eCos Public License +// Version 1.0 (the "License"); you may not use this file except in +// compliance with the License. You may obtain a copy of the License at +// http://sourceware.cygnus.com/ecos +// +// Software distributed under the License is distributed on an "AS IS" +// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the +// License for the specific language governing rights and limitations under +// the License. +// +// The Original Code is eCos - Embedded Cygnus Operating System, released +// September 30, 1998. +// +// The Initial Developer of the Original Code is Cygnus. Portions created +// by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved. +// ------------------------------------------- +// +//####COPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): jskov +// Contributors:jskov +// Date: 1999-01-18 +// Purpose: PowerPC Linker script +// +//####DESCRIPTIONEND#### +// +//========================================================================*/ +STARTUP(vectors.o) +ENTRY(reset_vector) +#ifdef EXTRAS +INPUT(extras.o) +#endif +GROUP(libtarget.a libgcc.a) + +#define ALIGN_LMA 8 +#define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1)) +#define LMA_EQ_VMA +#define FORCE_OUTPUT . = . + + +#define SECTIONS_BEGIN + +#define SECTION_vectors(_region_, _vma_, _lma_) \ + .vectors _vma_ : _lma_ \ + { FORCE_OUTPUT; KEEP(*(.vectors)) } \ + > _region_ + +#define SECTION_text(_region_, _vma_, _lma_) \ + .text _vma_ : _lma_ \ + { _stext = .; \ + *(.text*) *(.gnu.warning) *(.gnu.linkonce*) *(.init) } \ + > _region_ \ + _etext = .; PROVIDE (etext = .); + +#define SECTION_fini(_region_, _vma_, _lma_) \ + .fini _vma_ : _lma_ \ + { FORCE_OUTPUT; *(.fini) } \ + > _region_ + +#define SECTION_rodata1(_region_, _vma_, _lma_) \ + .rodata1 _vma_ : _lma_ \ + { FORCE_OUTPUT; *(.rodata1) } \ + > _region_ + +#define SECTION_rodata(_region_, _vma_, _lma_) \ + .rodata _vma_ : _lma_ \ + { FORCE_OUTPUT; *(.rodata*) } \ + > _region_ + +#define SECTION_fixup(_region_, _vma_, _lma_) \ + .fixup _vma_ : _lma_ \ + { __FIXUP_START__ = ABSOLUTE(.); *(.fixup) __FIXUP_END__ = ABSOLUTE(.);}\ + > _region_ + +#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \ + .gcc_except_table _vma_ : _lma_ \ + { __EXCEPT_START__ = ABSOLUTE(.); *(.gcc_except_table) \ + __EXCEPT_END__ = ABSOLUTE(.);} \ + > _region_ + +#define SECTION_data(_region_, _vma_, _lma_) \ + .data _vma_ : _lma_ \ + { __ram_data_start = ABSOLUTE(.); *(.data*) \ + __GOT1_START__ = ABSOLUTE(.); *(.got1) __GOT1_END__ = ABSOLUTE(.); \ + /* Put .ctors and .dtors next to the .got2 section, so that */ \ + /* the pointers get relocated with -mrelocatable. */ \ + . = ALIGN(8); __CTOR_LIST__ = ABSOLUTE(.); \ + KEEP(*(SORT(.ctors*))) __CTOR_END__ = ABSOLUTE(.); \ + __DTOR_LIST__ = ABSOLUTE(.); \ + KEEP(*(SORT(.dtors*))) __DTOR_END__ = ABSOLUTE(.); \ + . = ALIGN(8); \ + __DEVTAB__ = ABSOLUTE (.); KEEP (*(SORT (.devtab*))) __DEVTAB_END__ = ABSOLUTE (.); \ + __GOT2_START__ = ABSOLUTE(.); *(.got2) __GOT2_END__ = ABSOLUTE(.); \ + __GOT_START = ABSOLUTE(.); _GLOBAL_OFFSET_TABLE_ = ABSOLUTE(. + 32768); \ + _SDA_BASE_ = ABSOLUTE(.); *(.got.plt) *(.got) \ + __GOT_END__ = ABSOLUTE(.); *(.dynamic) \ + /* We want the small data sections together, so single-instruction */ \ + /* offsets can access them all, and initialized data all before */ \ + /* uninitialized, so we can shorten the on-disk segment size. */ \ + __SDATA_START__ = ABSOLUTE(.); *(.sdata) \ + __SDATA2_START__ = ABSOLUTE(.); *(.sdata2) } \ + > _region_ \ + __rom_data_start = LOADADDR(.data); \ + __ram_data_end = .; PROVIDE(__ram_data_end = .); \ + _edata = .; PROVIDE (edata = .); + +#define SECTION_sbss(_region_, _vma_, _lma_) \ + .sbss _vma_ : _lma_ \ + { __sbss_start = ABSOLUTE (.); \ + __SBSS_START__ = ABSOLUTE(.); *(.sbss) __SBSS_END__ = ABSOLUTE(.); \ + __SBSS2_START__ = ABSOLUTE(.); *(.sbss2) __SBSS2_END__ = ABSOLUTE(.); \ + *(.scommon) \ + __sbss_end = ABSOLUTE (.); } \ + > _region_ + +#define SECTION_bss(_region_, _vma_, _lma_) \ + .bss _vma_ : _lma_ \ + { __bss_start = ABSOLUTE (.); \ + FORCE_OUTPUT; *(.dynbss) *(.bss) *(COMMON) \ + __bss_end = ABSOLUTE (.); } \ + > _region_ + +#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); + +#include <pkgconf/system.h> +#include CYGHWR_MEMORY_LAYOUT_LDI
