update the GNU GCC link script.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1284 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong
parent
88b3199266
commit
4853d4f54a
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@ -6,111 +6,118 @@
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/* Program Entry, set to mark it as "used" and avoid gc */
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MEMORY
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{
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CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00040000
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DATA (rw) : ORIGIN = 0x20000000, LENGTH = 0x00010000
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CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00040000
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DATA (rw) : ORIGIN = 0x20000000, LENGTH = 0x00010000
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}
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.text :
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{
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. = ALIGN(4);
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KEEP(*(.isr_vector)) /* Startup code */
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. = ALIGN(4);
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*(.text) /* remaining code */
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*(.text.*) /* remaining code */
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*(.rodata) /* read-only data (constants) */
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*(.rodata*)
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*(.glue_7)
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*(.glue_7t)
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.text :
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{
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. = ALIGN(4);
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KEEP(*(.isr_vector)) /* Startup code */
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. = ALIGN(4);
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*(.text) /* remaining code */
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*(.text.*) /* remaining code */
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*(.rodata) /* read-only data (constants) */
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*(.rodata*)
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*(.glue_7)
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*(.glue_7t)
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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/* section information for finsh shell */
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. = ALIGN(4);
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__fsymtab_start = .;
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KEEP(*(FSymTab))
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__fsymtab_end = .;
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. = ALIGN(4);
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__vsymtab_start = .;
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KEEP(*(VSymTab))
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__vsymtab_end = .;
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. = ALIGN(4);
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/* section information for finsh shell */
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. = ALIGN(4);
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__fsymtab_start = .;
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KEEP(*(FSymTab))
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__fsymtab_end = .;
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. = ALIGN(4);
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__vsymtab_start = .;
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KEEP(*(VSymTab))
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__vsymtab_end = .;
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. = ALIGN(4);
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. = ALIGN(4);
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_etext = .;
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_etext = .;
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} > CODE = 0
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/* This is used by the startup in order to initialize the .data secion */
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_sidata = _etext;
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} > CODE = 0
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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__exidx_start = .;
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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/* .data section which is used for initialized data */
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/* This is used by the startup in order to initialize the .data secion */
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_sidata = .;
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} > CODE
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__exidx_end = .;
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.data : AT (_sidata)
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{
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .data secion */
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_sdata = . ;
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/* .data section which is used for initialized data */
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.data : AT (_sidata)
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{
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .data secion */
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_sdata = . ;
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*(.data)
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*(.data.*)
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*(.data)
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*(.data.*)
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .data secion */
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_edata = . ;
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} >DATA
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .data secion */
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_edata = . ;
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} >DATA
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__bss_start = .;
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.bss :
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{
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .bss secion */
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_sbss = .;
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__bss_start = .;
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.bss :
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{
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .bss secion */
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_sbss = .;
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*(.bss)
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*(COMMON)
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*(.bss)
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*(COMMON)
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .bss secion */
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_ebss = . ;
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_estack = .;
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*(.bss.init)
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} > DATA
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__bss_end = .;
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. = ALIGN(4);
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/* This is used by the startup in order to initialize the .bss secion */
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_ebss = . ;
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_estack = .;
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*(.bss.init)
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} > DATA
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__bss_end = .;
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_end = .;
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_end = .;
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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* Symbols in the DWARF debugging sections are relative to the beginning
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* of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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* Symbols in the DWARF debugging sections are relative to the beginning
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* of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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}
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@ -1,9 +1,8 @@
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# toolchains options
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ARCH='arm'
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CPU='lm3s'
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CROSS_TOOL = 'keil'
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CROSS_TOOL = 'gcc'
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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EXEC_PATH = 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin'
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@ -25,7 +24,7 @@ if PLATFORM == 'gcc':
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OBJCPY = PREFIX + 'objcopy'
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DEVICE = ' -mcpu=cortex-m3 -mthumb'
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CFLAGS = DEVICE + ' -Dsourcerygxx'
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CFLAGS = DEVICE + ' -Dsourcerygxx -ffunction-sections -fdata-sections'
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AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
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LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lm3s.map,-cref,-u,Reset_Handler -T lm3s_rom.ld'
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