From 6865ddcce5e27e124f2f7c114391191ce1f4bd27 Mon Sep 17 00:00:00 2001 From: Giovanni Di Sirio Date: Fri, 19 Feb 2016 11:19:42 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8911 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/common/startup/ARMCMx/compilers/GCC/crt1.c | 2 +- .../startup/ARMCMx/compilers/GCC/rules_ram.ld | 360 +++++++++++++++++++++ 2 files changed, 361 insertions(+), 1 deletion(-) create mode 100644 os/common/startup/ARMCMx/compilers/GCC/rules_ram.ld (limited to 'os/common/startup/ARMCMx') diff --git a/os/common/startup/ARMCMx/compilers/GCC/crt1.c b/os/common/startup/ARMCMx/compilers/GCC/crt1.c index c47214e39..6a674efc4 100644 --- a/os/common/startup/ARMCMx/compilers/GCC/crt1.c +++ b/os/common/startup/ARMCMx/compilers/GCC/crt1.c @@ -193,9 +193,9 @@ void __default_exit(void) { * @brief Performs the initialization of the various RAM areas. */ void __init_ram_areas(void) { +#if CRT1_AREAS_NUMBER > 0 const ram_init_area_t *rap = ram_areas; -#if CRT1_AREAS_NUMBER > 0 do { uint32_t *tp = rap->init_text_area; uint32_t *p = rap->init_area; diff --git a/os/common/startup/ARMCMx/compilers/GCC/rules_ram.ld b/os/common/startup/ARMCMx/compilers/GCC/rules_ram.ld new file mode 100644 index 000000000..a882f2424 --- /dev/null +++ b/os/common/startup/ARMCMx/compilers/GCC/rules_ram.ld @@ -0,0 +1,360 @@ +/* + ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio. + + This file is part of ChibiOS. + + ChibiOS 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 3 of the License, or + (at your option) any later version. + + ChibiOS 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 this program. If not, see . +*/ + +__ram0_start__ = ORIGIN(ram0); +__ram0_size__ = LENGTH(ram0); +__ram0_end__ = __ram0_start__ + __ram0_size__; +__ram1_start__ = ORIGIN(ram1); +__ram1_size__ = LENGTH(ram1); +__ram1_end__ = __ram1_start__ + __ram1_size__; +__ram2_start__ = ORIGIN(ram2); +__ram2_size__ = LENGTH(ram2); +__ram2_end__ = __ram2_start__ + __ram2_size__; +__ram3_start__ = ORIGIN(ram3); +__ram3_size__ = LENGTH(ram3); +__ram3_end__ = __ram3_start__ + __ram3_size__; +__ram4_start__ = ORIGIN(ram4); +__ram4_size__ = LENGTH(ram4); +__ram4_end__ = __ram4_start__ + __ram4_size__; +__ram5_start__ = ORIGIN(ram5); +__ram5_size__ = LENGTH(ram5); +__ram5_end__ = __ram5_start__ + __ram5_size__; +__ram6_start__ = ORIGIN(ram6); +__ram6_size__ = LENGTH(ram6); +__ram6_end__ = __ram6_start__ + __ram6_size__; +__ram7_start__ = ORIGIN(ram7); +__ram7_size__ = LENGTH(ram7); +__ram7_end__ = __ram7_start__ + __ram7_size__; + +ENTRY(Reset_Handler) + +SECTIONS +{ + . = 0; + _text = .; + + startup : ALIGN(16) SUBALIGN(16) + { + KEEP(*(.vectors)) + } > CODE_MEMORY + + constructors : ALIGN(4) SUBALIGN(4) + { + __init_array_start = .; + KEEP(*(SORT(.init_array.*))) + KEEP(*(.init_array)) + __init_array_end = .; + } > CODE_MEMORY + + destructors : ALIGN(4) SUBALIGN(4) + { + __fini_array_start = .; + KEEP(*(.fini_array)) + KEEP(*(SORT(.fini_array.*))) + __fini_array_end = .; + } > CODE_MEMORY + + .text : ALIGN(16) SUBALIGN(16) + { + *(.text) + *(.text.*) + *(.rodata) + *(.rodata.*) + *(.glue_7t) + *(.glue_7) + *(.gcc*) + } > CODE_MEMORY + + .ARM.extab : + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } > CODE_MEMORY + + .ARM.exidx : { + __exidx_start = .; + *(.ARM.exidx* .gnu.linkonce.armexidx.*) + __exidx_end = .; + } > CODE_MEMORY + + .eh_frame_hdr : + { + *(.eh_frame_hdr) + } > CODE_MEMORY + + .eh_frame : ONLY_IF_RO + { + *(.eh_frame) + } > CODE_MEMORY + + .textalign : ONLY_IF_RO + { + . = ALIGN(8); + } > CODE_MEMORY + + /* Legacy symbol, not used anywhere.*/ + . = ALIGN(4); + PROVIDE(_etext = .); + + .data : ALIGN(4) + { + . = ALIGN(4); + PROVIDE(_data = .); + _data_start = .; + *(.data) + *(.data.*) + *(.ramtext) + . = ALIGN(4); + PROVIDE(_edata = .); + _data_end = .; + } > DATA_RAM + + /* Special section for exceptions stack.*/ + .mstack : + { + . = ALIGN(8); + __main_stack_base__ = .; + . += __main_stack_size__; + . = ALIGN(8); + __main_stack_end__ = .; + } > MAIN_STACK_RAM + + /* Special section for process stack.*/ + .pstack : + { + __process_stack_base__ = .; + __main_thread_stack_base__ = .; + . += __process_stack_size__; + . = ALIGN(8); + __process_stack_end__ = .; + __main_thread_stack_end__ = .; + } > PROCESS_STACK_RAM + + .bss (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + _bss_start = .; + *(.bss) + *(.bss.*) + *(COMMON) + . = ALIGN(4); + _bss_end = .; + PROVIDE(end = .); + } > BSS_RAM + + .ram0_init : ALIGN(4) + { + . = ALIGN(4); + __ram0_init_text__ = LOADADDR(.ram0_init); + __ram0_init__ = .; + *(.ram0_init) + *(.ram0_init.*) + . = ALIGN(4); + } > ram0 AT > flash + + .ram0 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram0_clear__ = .; + *(.ram0_clear) + *(.ram0_clear.*) + . = ALIGN(4); + __ram0_noinit__ = .; + *(.ram0) + *(.ram0.*) + . = ALIGN(4); + __ram0_free__ = .; + } > ram0 + + .ram1_init : ALIGN(4) + { + . = ALIGN(4); + __ram1_init_text__ = LOADADDR(.ram1_init); + __ram1_init__ = .; + *(.ram1_init) + *(.ram1_init.*) + . = ALIGN(4); + } > ram1 AT > flash + + .ram1 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram1_clear__ = .; + *(.ram1_clear) + *(.ram1_clear.*) + . = ALIGN(4); + __ram1_noinit__ = .; + *(.ram1) + *(.ram1.*) + . = ALIGN(4); + __ram1_free__ = .; + } > ram1 + + .ram2_init : ALIGN(4) + { + . = ALIGN(4); + __ram2_init_text__ = LOADADDR(.ram2_init); + __ram2_init__ = .; + *(.ram2_init) + *(.ram2_init.*) + . = ALIGN(4); + } > ram2 AT > flash + + .ram2 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram2_clear__ = .; + *(.ram2_clear) + *(.ram2_clear.*) + . = ALIGN(4); + __ram2_noinit__ = .; + *(.ram2) + *(.ram2.*) + . = ALIGN(4); + __ram2_free__ = .; + } > ram2 + + .ram3_init : ALIGN(4) + { + . = ALIGN(4); + __ram3_init_text__ = LOADADDR(.ram3_init); + __ram3_init__ = .; + *(.ram3_init) + *(.ram3_init.*) + . = ALIGN(4); + } > ram3 AT > flash + + .ram3 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram3_clear__ = .; + *(.ram3_clear) + *(.ram3_clear.*) + . = ALIGN(4); + __ram3_noinit__ = .; + *(.ram3) + *(.ram3.*) + . = ALIGN(4); + __ram3_free__ = .; + } > ram3 + + .ram4_init : ALIGN(4) + { + . = ALIGN(4); + __ram4_init_text__ = LOADADDR(.ram4_init); + __ram4_init__ = .; + *(.ram4_init) + *(.ram4_init.*) + . = ALIGN(4); + } > ram4 AT > flash + + .ram4 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram4_clear__ = .; + *(.ram4_clear) + *(.ram4_clear.*) + . = ALIGN(4); + __ram4_noinit__ = .; + *(.ram4) + *(.ram4.*) + . = ALIGN(4); + __ram4_free__ = .; + } > ram4 + + .ram5_init : ALIGN(4) + { + . = ALIGN(4); + __ram5_init_text__ = LOADADDR(.ram5_init); + __ram5_init__ = .; + *(.ram5_init) + *(.ram5_init.*) + . = ALIGN(4); + } > ram5 AT > flash + + .ram5 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram5_clear__ = .; + *(.ram5_clear) + *(.ram5_clear.*) + . = ALIGN(4); + __ram5_noinit__ = .; + *(.ram5) + *(.ram5.*) + . = ALIGN(4); + __ram5_free__ = .; + } > ram5 + + .ram6_init : ALIGN(4) + { + . = ALIGN(4); + __ram6_init_text__ = LOADADDR(.ram6_init); + __ram6_init__ = .; + *(.ram6_init) + *(.ram6_init.*) + . = ALIGN(4); + } > ram6 AT > flash + + .ram6 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram6_clear__ = .; + *(.ram6_clear) + *(.ram6_clear.*) + . = ALIGN(4); + __ram6_noinit__ = .; + *(.ram6) + *(.ram6.*) + . = ALIGN(4); + __ram6_free__ = .; + } > ram6 + + .ram7_init : ALIGN(4) + { + . = ALIGN(4); + __ram7_init_text__ = LOADADDR(.ram7_init); + __ram7_init__ = .; + *(.ram7_init) + *(.ram7_init.*) + . = ALIGN(4); + } > ram7 AT > flash + + .ram7 (NOLOAD) : ALIGN(4) + { + . = ALIGN(4); + __ram7_clear__ = .; + *(.ram7_clear) + *(.ram7_clear.*) + . = ALIGN(4); + __ram7_noinit__ = .; + *(.ram7) + *(.ram7.*) + . = ALIGN(4); + __ram7_free__ = .; + } > ram7 + + /* The default heap uses the (statically) unused part of a RAM section.*/ + .heap (NOLOAD) : + { + . = ALIGN(8); + __heap_base__ = .; + . = ORIGIN(HEAP_RAM) + LENGTH(HEAP_RAM); + __heap_end__ = .; + } > HEAP_RAM +} -- cgit v1.2.3