Mercurial > ecos-v2_0-branch
view packages/hal/powerpc/arch/current/src/powerpc.ld @ 132:0ae0bc38e387 ecos-sw-2000-10-31
Merge from eCos master repository on 2000-10-31-00:30:36-GMT
| author | jlarmour |
|---|---|
| date | Tue, 31 Oct 2000 20:53:09 +0000 |
| parents | 6ed91473a1cd |
| children | d2f49caf9e38 |
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/*========================================================================== // // powerpc.ld // // Linker script for PowerPC // //========================================================================== //####COPYRIGHTBEGIN#### // // ------------------------------------------- // The contents of this file are subject to the Red Hat eCos Public License // Version 1.1 (the "License"); you may not use this file except in // compliance with the License. You may obtain a copy of the License at // http://www.redhat.com/ // // 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 Configurable Operating System, // released September 30, 1998. // // The Initial Developer of the Original Code is Red Hat. // Portions created by Red Hat are // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. // All Rights Reserved. // ------------------------------------------- // //####COPYRIGHTEND#### //========================================================================== //#####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.*))) ; \ __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 // 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;
