Mercurial > flash_v2
view packages/hal/powerpc/arch/current/src/powerpc.ld @ 210:d2c90368aeef
Merge from eCos master repository on 2002-05-23-21:39:14-BST
| author | jlarmour |
|---|---|
| date | Thu, 23 May 2002 22:59:51 +0000 |
| parents | e0c0827131d1 |
| children | 6425a2421b16 |
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//========================================================================== // // powerpc.ld // // Linker script for PowerPC // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos 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 or (at your option) any later version. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jskov // Contributors:jskov // Date: 1999-01-18 // Purpose: PowerPC Linker script // //####DESCRIPTIONEND#### // //========================================================================== STARTUP(vectors.o) ENTRY(__exception_reset) #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); \ KEEP(*( SORT (.ecos.table.*))) ; \ . = ALIGN(4); \ *( .2ram.*) ; \ __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) *(.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(.); \ __SBSSx_START__ = ABSOLUTE(.); *(.sbss*) __SBSSx_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 // Define VSR and virtual tables to reside at fixed addresses. #include CYGBLD_HAL_TARGET_H hal_vsr_table = CYGHWR_HAL_VSR_TABLE; hal_virtual_vector_table = CYGHWR_HAL_VIRTUAL_VECTOR_TABLE;
