use minimal configuration on rtconfig.h
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@876 bbd45198-f89e-11dd-88c7-29a3b14d5316
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bernard.xiong@gmail.com
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/*
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* File : jz47xx_ram.lds
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2010, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2010-05-17 swkyer first version
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* 2010-08-23 bernard change to jz47xx
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*/
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ENTRY(_entry)
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SECTIONS
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{
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.start 0x80000000:
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{
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*(.start);
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}
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.text ALIGN(0x4) :
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{
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*(.text)
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*(.text.*)
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*(.rodata)
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*(.rodata.*)
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*(.rodata1)
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*(.rodata1.*)
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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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}
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.data ALIGN(0x4) :
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{
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*(.data)
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*(.data.*)
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*(.data1)
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*(.data1.*)
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. = ALIGN(8);
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_gp = ABSOLUTE(.); /* Base of small data */
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*(.sdata)
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*(.sdata.*)
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}
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__bss_start = ABSOLUTE(.);
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.sbss :
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{
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*(.sbss)
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*(.sbss.*)
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*(.dynsbss)
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*(.scommon)
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}
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.bss :
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{
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*(.bss)
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*(.bss.*)
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*(.dynbss)
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*(COMMON)
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}
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__bss_end = ABSOLUTE(.);
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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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}
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@ -49,7 +49,7 @@
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#define RT_USING_MEMPOOL
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/* Using Dynamic Heap Management */
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#define RT_USING_HEAP
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/* #define RT_USING_HEAP */
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/* Using Small MM */
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#define RT_USING_SMALL_MEM
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@ -74,7 +74,7 @@
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#define FINSH_DEVICE_NAME "uart"
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/* SECTION: device filesystem support */
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#define RT_USING_DFS
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/* #define RT_USING_DFS */
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#define RT_USING_DFS_ELMFAT
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/* the max number of mounted filesystem */
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@ -5,11 +5,12 @@ import SCons.cpp
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# make all component false
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RT_USING_FINSH = False
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RT_USING_DFS = False
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RT_USING_DFS_ELMFAT = False
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RT_USING_DFS_ELMFAT = False
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RT_USING_DFS_YAFFS2 = False
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RT_USING_LWIP = False
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RT_USING_WEBSERVER = False
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RT_USING_RTGUI = False
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RT_USING_MODULE = False
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# parse rtconfig.h to get used component
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PreProcessor = SCons.cpp.PreProcessor()
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@ -42,6 +43,10 @@ if rtconfig_ns.has_key('RT_USING_LWIP'):
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if rtconfig_ns.has_key('RT_USING_RTGUI'):
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RT_USING_RTGUI = True
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# module options
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if rtconfig_ns.has_key('RT_USING_MODULE'):
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RT_USING_MODULE = True
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# toolchains options
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ARCH='mips'
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CPU='jz47xx'
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@ -65,7 +70,7 @@ OBJCPY = PREFIX + 'objcopy'
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DEVICE = ' -mips32 -msoft-float'
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CFLAGS = DEVICE + ' -G0 -DRT_USING_MINILIBC -mno-abicalls -fno-pic -fno-builtin -fno-exceptions -ffunction-sections -fomit-frame-pointer'
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AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
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LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-jz47xx.map,-cref,-u,Reset_Handler -T jz47xx_ram.ld'
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LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-jz47xx.map,-cref,-u,Reset_Handler -T jz47xx_ram.lds'
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CPATH = ''
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LPATH = ''
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@ -42,7 +42,9 @@ void rtthread_startup(void)
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/* init timer system */
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rt_system_timer_init();
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#ifdef RT_USING_HEAP
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rt_system_heap_init((void*)&__bss_end, (void*)RT_HW_HEAP_END);
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#endif
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/* init scheduler system */
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rt_system_scheduler_init();
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