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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-07-04 17:59:16 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-07-04 17:59:16 +0000 |
commit | 876001162c43d26904d2ef2ac242e1267d3b5942 (patch) | |
tree | afdac7876afe410da2da74a542b22cec254bbedb /nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld | |
parent | 6e63518d400fabf1531c9fb5445382951e3fbb02 (diff) | |
download | px4-nuttx-876001162c43d26904d2ef2ac242e1267d3b5942.tar.gz px4-nuttx-876001162c43d26904d2ef2ac242e1267d3b5942.tar.bz2 px4-nuttx-876001162c43d26904d2ef2ac242e1267d3b5942.zip |
Progress of LPC43xx build environment
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4904 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld')
-rw-r--r-- | nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld b/nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld new file mode 100644 index 000000000..4e4abca8a --- /dev/null +++ b/nuttx/configs/lpc4330-xplorer/scripts/ramconfig.ld @@ -0,0 +1,122 @@ +/**************************************************************************** + * configs/lpc4330-xplorer/scripts/ramconfig.ld + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* The LPC4330 on the LPC4330-Xplorer has the following memory resources: + * + * 1. 4096Kb of SPIFI FLASH beginning at address 0x1400:0000 + * 2. 264KB of total SRAM: + * a. 128KB of SRAM in the CPU block beginning at address 0x1000:0000 + * b. 72KB beginning at address 0x1008:0000 and + * c. 64KB of AHB SRAM in three banks beginning at addresses 0x2000:0000, + * 0x2000:8000 and 0x2000:C000. + * + * Here we assume that: + * + * 1. We will be running out of SRAM at 0x1000:0000, and + * 2. All .data and .bss will all fit into the 72KB SRAM block. + * + * NOTE: That initialized data is kept in the program memory SRAM and copied + * to .data SRAM. This is wasteful and unnecessary but provides a good test + * for future, FLASH-resident code. + */ + +MEMORY +{ + progmem (rx) : ORIGIN = 0x10000000, LENGTH = 128K + datamem (rwx) : ORIGIN = 0x10080000, LENGTH = 72K +} + +OUTPUT_ARCH(arm) +ENTRY(__start) /* Treat __start as the anchor for dead code stripping */ +EXTERN(_vectors) /* Force the vectors to be included in the output */ +SECTIONS +{ + .text : { + _stext = ABSOLUTE(.); + *(.vectors) + *(.text .text.*) + *(.fixup) + *(.gnu.warning) + *(.rodata .rodata.*) + *(.gnu.linkonce.t.*) + *(.glue_7) + *(.glue_7t) + *(.got) + *(.gcc_except_table) + *(.gnu.linkonce.r.*) + _etext = ABSOLUTE(.); + } > progmem + + _eronly = ABSOLUTE(.); /* See below */ + + .data : { + _sdata = ABSOLUTE(.); + *(.data .data.*) + *(.gnu.linkonce.d.*) + CONSTRUCTORS + _edata = ABSOLUTE(.); + } > datamem AT > progmem + + .ARM.extab : { + *(.ARM.extab*) + } >datamem + + .ARM.exidx : { + __exidx_start = ABSOLUTE(.); + *(.ARM.exidx*) + __exidx_end = ABSOLUTE(.); + } >datamem + + .bss : { /* BSS */ + _sbss = ABSOLUTE(.); + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + _ebss = ABSOLUTE(.); + } > datamem + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_info 0 : { *(.debug_info) } + .debug_line 0 : { *(.debug_line) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_aranges 0 : { *(.debug_aranges) } +} |