Renamed generic_stm32f103rxx and generic_stm32f103zxx to remove th e xx at the end to match changes to boards.txt
This commit is contained in:
parent
30946d8a1c
commit
13e27c1dc5
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@ -1,220 +1,220 @@
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/*
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* Linker script for libmaple.
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||||
*
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||||
* Original author "lanchon" from ST forums, with modifications by LeafLabs.
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||||
*/
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||||
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
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||||
|
||||
/*
|
||||
* Configure other libraries we want in the link.
|
||||
*
|
||||
* libgcc, libc, and libm are common across supported toolchains.
|
||||
* However, some toolchains require additional archives which aren't
|
||||
* present everywhere (e.g. ARM's gcc-arm-embedded releases).
|
||||
*
|
||||
* To hack around this, we let the build system specify additional
|
||||
* archives by putting the right extra_libs.inc (in a directory under
|
||||
* toolchains/) in our search path.
|
||||
*/
|
||||
GROUP(libgcc.a libc.a libm.a)
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INCLUDE extra_libs.inc
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|
||||
/*
|
||||
* These force the linker to search for vector table symbols.
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*
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* These symbols vary by STM32 family (and also within families).
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* It's up to the build system to configure the link's search path
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* properly for the target MCU.
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*/
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INCLUDE vector_symbols.inc
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/* STM32 vector table. */
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EXTERN(__stm32_vector_table)
|
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|
||||
/* C runtime initialization function. */
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||||
EXTERN(start_c)
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||||
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||||
/* main entry point */
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EXTERN(main)
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||||
|
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/* Initial stack pointer value. */
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EXTERN(__msp_init)
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PROVIDE(__msp_init = ORIGIN(ram) + LENGTH(ram));
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|
||||
/* Reset vector and chip reset entry point */
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EXTERN(__start__)
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ENTRY(__start__)
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PROVIDE(__exc_reset = __start__);
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/* Heap boundaries, for libmaple */
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EXTERN(_lm_heap_start);
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EXTERN(_lm_heap_end);
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SECTIONS
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{
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||||
.text :
|
||||
{
|
||||
__text_start__ = .;
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/*
|
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* STM32 vector table. Leave this here. Yes, really.
|
||||
*/
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*(.stm32.interrupt_vector)
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||||
/*
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* Program code and vague linking
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||||
*/
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*(.text .text.* .gnu.linkonce.t.*)
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*(.plt)
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*(.gnu.warning)
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*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
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||||
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||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
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||||
*(.gcc_except_table)
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*(.eh_frame_hdr)
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||||
*(.eh_frame)
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||||
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. = ALIGN(4);
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KEEP(*(.init))
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. = ALIGN(4);
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__preinit_array_start = .;
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KEEP (*(.preinit_array))
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__preinit_array_end = .;
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||||
. = ALIGN(4);
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__init_array_start = .;
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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__init_array_end = .;
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||||
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. = ALIGN(0x4);
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||||
KEEP (*crtbegin.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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||||
KEEP (*(SORT(.ctors.*)))
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||||
KEEP (*crtend.o(.ctors))
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||||
|
||||
. = ALIGN(4);
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||||
KEEP(*(.fini))
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. = ALIGN(4);
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__fini_array_start = .;
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||||
KEEP (*(.fini_array))
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||||
KEEP (*(SORT(.fini_array.*)))
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__fini_array_end = .;
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||||
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||||
KEEP (*crtbegin.o(.dtors))
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||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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||||
KEEP (*(SORT(.dtors.*)))
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KEEP (*crtend.o(.dtors))
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} > REGION_TEXT
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||||
/*
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||||
* End of text
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||||
*/
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.text.align :
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||||
{
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. = ALIGN(8);
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__text_end__ = .;
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} > REGION_TEXT
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||||
|
||||
/*
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* .ARM.exidx exception unwinding; mandated by ARM's C++ ABI
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*/
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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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} > REGION_RODATA
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__exidx_end = .;
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||||
/*
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* .data
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*/
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.data :
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{
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__data_start__ = .;
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LONG(0)
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. = ALIGN(8);
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*(.got.plt) *(.got)
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*(.data .data.* .gnu.linkonce.d.*)
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. = ALIGN(8);
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__data_end__ = .;
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} > REGION_DATA AT> REGION_RODATA
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/*
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* Read-only data
|
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*/
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.rodata :
|
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{
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||||
*(.rodata .rodata.* .gnu.linkonce.r.*)
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||||
/* .USER_FLASH: We allow users to allocate into Flash here */
|
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*(.USER_FLASH)
|
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/* ROM image configuration; for C startup */
|
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. = ALIGN(4);
|
||||
_lm_rom_img_cfgp = .;
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LONG(LOADADDR(.data));
|
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/*
|
||||
* Heap: Linker scripts may choose a custom heap by overriding
|
||||
* _lm_heap_start and _lm_heap_end. Otherwise, the heap is in
|
||||
* internal SRAM, beginning after .bss, and growing towards
|
||||
* the stack.
|
||||
*
|
||||
* I'm shoving these here naively; there's probably a cleaner way
|
||||
* to go about this. [mbolivar]
|
||||
*/
|
||||
_lm_heap_start = DEFINED(_lm_heap_start) ? _lm_heap_start : _end;
|
||||
_lm_heap_end = DEFINED(_lm_heap_end) ? _lm_heap_end : __msp_init;
|
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} > REGION_RODATA
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||||
/*
|
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* .bss
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*/
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.bss :
|
||||
{
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. = ALIGN(8);
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__bss_start__ = .;
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||||
*(.bss .bss.* .gnu.linkonce.b.*)
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||||
*(COMMON)
|
||||
. = ALIGN (8);
|
||||
__bss_end__ = .;
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_end = __bss_end__;
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} > REGION_BSS
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|
||||
/*
|
||||
* Debugging sections
|
||||
*/
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||||
.stab 0 (NOLOAD) : { *(.stab) }
|
||||
.stabstr 0 (NOLOAD) : { *(.stabstr) }
|
||||
/* DWARF debug sections.
|
||||
* Symbols in the DWARF debugging sections are relative to the beginning
|
||||
* of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
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.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
|
||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||
/* DWARF 1.1 and DWARF 2 */
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
/* 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) }
|
||||
.debug_frame 0 : { *(.debug_frame) }
|
||||
.debug_str 0 : { *(.debug_str) }
|
||||
.debug_loc 0 : { *(.debug_loc) }
|
||||
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||
/* SGI/MIPS DWARF 2 extensions */
|
||||
.debug_weaknames 0 : { *(.debug_weaknames) }
|
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
|
||||
.debug_varnames 0 : { *(.debug_varnames) }
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||||
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||
.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
|
||||
/DISCARD/ : { *(.note.GNU-stack) }
|
||||
}
|
||||
/*
|
||||
* Linker script for libmaple.
|
||||
*
|
||||
* Original author "lanchon" from ST forums, with modifications by LeafLabs.
|
||||
*/
|
||||
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
||||
|
||||
/*
|
||||
* Configure other libraries we want in the link.
|
||||
*
|
||||
* libgcc, libc, and libm are common across supported toolchains.
|
||||
* However, some toolchains require additional archives which aren't
|
||||
* present everywhere (e.g. ARM's gcc-arm-embedded releases).
|
||||
*
|
||||
* To hack around this, we let the build system specify additional
|
||||
* archives by putting the right extra_libs.inc (in a directory under
|
||||
* toolchains/) in our search path.
|
||||
*/
|
||||
GROUP(libgcc.a libc.a libm.a)
|
||||
INCLUDE extra_libs.inc
|
||||
|
||||
/*
|
||||
* These force the linker to search for vector table symbols.
|
||||
*
|
||||
* These symbols vary by STM32 family (and also within families).
|
||||
* It's up to the build system to configure the link's search path
|
||||
* properly for the target MCU.
|
||||
*/
|
||||
INCLUDE vector_symbols.inc
|
||||
|
||||
/* STM32 vector table. */
|
||||
EXTERN(__stm32_vector_table)
|
||||
|
||||
/* C runtime initialization function. */
|
||||
EXTERN(start_c)
|
||||
|
||||
/* main entry point */
|
||||
EXTERN(main)
|
||||
|
||||
/* Initial stack pointer value. */
|
||||
EXTERN(__msp_init)
|
||||
PROVIDE(__msp_init = ORIGIN(ram) + LENGTH(ram));
|
||||
|
||||
/* Reset vector and chip reset entry point */
|
||||
EXTERN(__start__)
|
||||
ENTRY(__start__)
|
||||
PROVIDE(__exc_reset = __start__);
|
||||
|
||||
/* Heap boundaries, for libmaple */
|
||||
EXTERN(_lm_heap_start);
|
||||
EXTERN(_lm_heap_end);
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.text :
|
||||
{
|
||||
__text_start__ = .;
|
||||
/*
|
||||
* STM32 vector table. Leave this here. Yes, really.
|
||||
*/
|
||||
*(.stm32.interrupt_vector)
|
||||
|
||||
/*
|
||||
* Program code and vague linking
|
||||
*/
|
||||
*(.text .text.* .gnu.linkonce.t.*)
|
||||
*(.plt)
|
||||
*(.gnu.warning)
|
||||
*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
|
||||
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
*(.gcc_except_table)
|
||||
*(.eh_frame_hdr)
|
||||
*(.eh_frame)
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.init))
|
||||
|
||||
. = ALIGN(4);
|
||||
__preinit_array_start = .;
|
||||
KEEP (*(.preinit_array))
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||||
__preinit_array_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__init_array_start = .;
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||||
KEEP (*(SORT(.init_array.*)))
|
||||
KEEP (*(.init_array))
|
||||
__init_array_end = .;
|
||||
|
||||
. = ALIGN(0x4);
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*crtend.o(.ctors))
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.fini))
|
||||
|
||||
. = ALIGN(4);
|
||||
__fini_array_start = .;
|
||||
KEEP (*(.fini_array))
|
||||
KEEP (*(SORT(.fini_array.*)))
|
||||
__fini_array_end = .;
|
||||
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
|
||||
KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*crtend.o(.dtors))
|
||||
} > REGION_TEXT
|
||||
|
||||
/*
|
||||
* End of text
|
||||
*/
|
||||
.text.align :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
__text_end__ = .;
|
||||
} > REGION_TEXT
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||||
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||||
/*
|
||||
* .ARM.exidx exception unwinding; mandated by ARM's C++ ABI
|
||||
*/
|
||||
__exidx_start = .;
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||||
.ARM.exidx :
|
||||
{
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
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} > REGION_RODATA
|
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__exidx_end = .;
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/*
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* .data
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*/
|
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.data :
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{
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__data_start__ = .;
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LONG(0)
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. = ALIGN(8);
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*(.got.plt) *(.got)
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*(.data .data.* .gnu.linkonce.d.*)
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. = ALIGN(8);
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__data_end__ = .;
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} > REGION_DATA AT> REGION_RODATA
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/*
|
||||
* Read-only data
|
||||
*/
|
||||
.rodata :
|
||||
{
|
||||
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
||||
/* .USER_FLASH: We allow users to allocate into Flash here */
|
||||
*(.USER_FLASH)
|
||||
/* ROM image configuration; for C startup */
|
||||
. = ALIGN(4);
|
||||
_lm_rom_img_cfgp = .;
|
||||
LONG(LOADADDR(.data));
|
||||
/*
|
||||
* Heap: Linker scripts may choose a custom heap by overriding
|
||||
* _lm_heap_start and _lm_heap_end. Otherwise, the heap is in
|
||||
* internal SRAM, beginning after .bss, and growing towards
|
||||
* the stack.
|
||||
*
|
||||
* I'm shoving these here naively; there's probably a cleaner way
|
||||
* to go about this. [mbolivar]
|
||||
*/
|
||||
_lm_heap_start = DEFINED(_lm_heap_start) ? _lm_heap_start : _end;
|
||||
_lm_heap_end = DEFINED(_lm_heap_end) ? _lm_heap_end : __msp_init;
|
||||
} > REGION_RODATA
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/*
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* .bss
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*/
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.bss :
|
||||
{
|
||||
. = ALIGN(8);
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__bss_start__ = .;
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*(.bss .bss.* .gnu.linkonce.b.*)
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*(COMMON)
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. = ALIGN (8);
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__bss_end__ = .;
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||||
_end = __bss_end__;
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||||
} > REGION_BSS
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/*
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* Debugging sections
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*/
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.stab 0 (NOLOAD) : { *(.stab) }
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.stabstr 0 (NOLOAD) : { *(.stabstr) }
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||||
/* DWARF debug sections.
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||||
* Symbols in the DWARF debugging sections are relative to the beginning
|
||||
* of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
||||
.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
|
||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||
/* DWARF 1.1 and DWARF 2 */
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||
.debug_line 0 : { *(.debug_line) }
|
||||
.debug_frame 0 : { *(.debug_frame) }
|
||||
.debug_str 0 : { *(.debug_str) }
|
||||
.debug_loc 0 : { *(.debug_loc) }
|
||||
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||
/* SGI/MIPS DWARF 2 extensions */
|
||||
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||
.debug_typenames 0 : { *(.debug_typenames) }
|
||||
.debug_varnames 0 : { *(.debug_varnames) }
|
||||
|
||||
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||
.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
|
||||
/DISCARD/ : { *(.note.GNU-stack) }
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||||
}
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@ -1,7 +1,7 @@
|
|||
/*
|
||||
* Extra archives needed by ARM's GCC ARM Embedded arm-none-eabi-
|
||||
* releases (https://launchpad.net/gcc-arm-embedded/).
|
||||
*/
|
||||
|
||||
/* This is for the provided newlib. */
|
||||
GROUP(libnosys.a)
|
||||
/*
|
||||
* Extra archives needed by ARM's GCC ARM Embedded arm-none-eabi-
|
||||
* releases (https://launchpad.net/gcc-arm-embedded/).
|
||||
*/
|
||||
|
||||
/* This is for the provided newlib. */
|
||||
GROUP(libnosys.a)
|
|
@ -1,26 +1,26 @@
|
|||
/*
|
||||
* libmaple linker script for "Flash" builds.
|
||||
*
|
||||
* A Flash build puts .text (and .rodata) in Flash, and
|
||||
* .data/.bss/heap (of course) in SRAM, but offsets the sections by
|
||||
* enough space to store the Maple bootloader, which lives in low
|
||||
* Flash and uses low memory.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-flash.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", rom);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", rom);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
||||
/*
|
||||
* libmaple linker script for "Flash" builds.
|
||||
*
|
||||
* A Flash build puts .text (and .rodata) in Flash, and
|
||||
* .data/.bss/heap (of course) in SRAM, but offsets the sections by
|
||||
* enough space to store the Maple bootloader, which lives in low
|
||||
* Flash and uses low memory.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-flash.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", rom);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", rom);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
|
@ -1,31 +1,31 @@
|
|||
/*
|
||||
* libmaple linker script for "JTAG" builds.
|
||||
*
|
||||
* A "JTAG" build puts .text (and .rodata) in Flash, and
|
||||
* .data/.bss/heap (of course) in SRAM, but links starting at the
|
||||
* Flash and SRAM starting addresses (0x08000000 and 0x20000000
|
||||
* respectively). This will wipe out a Maple bootloader if there's one
|
||||
* on the board, so only use this if you know what you're doing.
|
||||
*
|
||||
* Of course, a "JTAG" build is perfectly usable for upload over SWD,
|
||||
* the system memory bootloader, etc. The name is just a historical
|
||||
* artifact.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-jtag.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", rom);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", rom);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
||||
/*
|
||||
* libmaple linker script for "JTAG" builds.
|
||||
*
|
||||
* A "JTAG" build puts .text (and .rodata) in Flash, and
|
||||
* .data/.bss/heap (of course) in SRAM, but links starting at the
|
||||
* Flash and SRAM starting addresses (0x08000000 and 0x20000000
|
||||
* respectively). This will wipe out a Maple bootloader if there's one
|
||||
* on the board, so only use this if you know what you're doing.
|
||||
*
|
||||
* Of course, a "JTAG" build is perfectly usable for upload over SWD,
|
||||
* the system memory bootloader, etc. The name is just a historical
|
||||
* artifact.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-jtag.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", rom);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", rom);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
|
@ -1,5 +1,5 @@
|
|||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000C00, LENGTH = 61K
|
||||
rom (rx) : ORIGIN = 0x08005000, LENGTH = 492K
|
||||
}
|
||||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000C00, LENGTH = 61K
|
||||
rom (rx) : ORIGIN = 0x08005000, LENGTH = 492K
|
||||
}
|
|
@ -1,5 +1,5 @@
|
|||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 64K
|
||||
rom (rx) : ORIGIN = 0x08000000, LENGTH = 512K
|
||||
}
|
||||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 64K
|
||||
rom (rx) : ORIGIN = 0x08000000, LENGTH = 512K
|
||||
}
|
|
@ -1,5 +1,5 @@
|
|||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000C00, LENGTH = 61K
|
||||
rom (rx) : ORIGIN = 0x08005000, LENGTH = 0K
|
||||
MEMORY
|
||||
{
|
||||
ram (rwx) : ORIGIN = 0x20000C00, LENGTH = 61K
|
||||
rom (rx) : ORIGIN = 0x08005000, LENGTH = 0K
|
||||
}
|
|
@ -1,25 +1,25 @@
|
|||
/*
|
||||
* libmaple linker script for RAM builds.
|
||||
*
|
||||
* A Flash build puts .text, .rodata, and .data/.bss/heap (of course)
|
||||
* in SRAM, but offsets the sections by enough space to store the
|
||||
* Maple bootloader, which uses low memory.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-ram.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", ram);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", ram);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
||||
/*
|
||||
* libmaple linker script for RAM builds.
|
||||
*
|
||||
* A Flash build puts .text, .rodata, and .data/.bss/heap (of course)
|
||||
* in SRAM, but offsets the sections by enough space to store the
|
||||
* Maple bootloader, which uses low memory.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This pulls in the appropriate MEMORY declaration from the right
|
||||
* subdirectory of stm32/mem/ (the environment must call ld with the
|
||||
* right include directory flags to make this happen). Boards can also
|
||||
* use this file to use any of libmaple's memory-related hooks (like
|
||||
* where the heap should live).
|
||||
*/
|
||||
INCLUDE mem-ram.inc
|
||||
|
||||
/* Provide memory region aliases for common.inc */
|
||||
REGION_ALIAS("REGION_TEXT", ram);
|
||||
REGION_ALIAS("REGION_DATA", ram);
|
||||
REGION_ALIAS("REGION_BSS", ram);
|
||||
REGION_ALIAS("REGION_RODATA", ram);
|
||||
|
||||
/* Let common.inc handle the real work. */
|
||||
INCLUDE common.inc
|
|
@ -1,78 +1,78 @@
|
|||
EXTERN(__msp_init)
|
||||
EXTERN(__exc_reset)
|
||||
EXTERN(__exc_nmi)
|
||||
EXTERN(__exc_hardfault)
|
||||
EXTERN(__exc_memmanage)
|
||||
EXTERN(__exc_busfault)
|
||||
EXTERN(__exc_usagefault)
|
||||
EXTERN(__stm32reservedexception7)
|
||||
EXTERN(__stm32reservedexception8)
|
||||
EXTERN(__stm32reservedexception9)
|
||||
EXTERN(__stm32reservedexception10)
|
||||
EXTERN(__exc_svc)
|
||||
EXTERN(__exc_debug_monitor)
|
||||
EXTERN(__stm32reservedexception13)
|
||||
EXTERN(__exc_pendsv)
|
||||
EXTERN(__exc_systick)
|
||||
|
||||
EXTERN(__irq_wwdg)
|
||||
EXTERN(__irq_pvd)
|
||||
EXTERN(__irq_tamper)
|
||||
EXTERN(__irq_rtc)
|
||||
EXTERN(__irq_flash)
|
||||
EXTERN(__irq_rcc)
|
||||
EXTERN(__irq_exti0)
|
||||
EXTERN(__irq_exti1)
|
||||
EXTERN(__irq_exti2)
|
||||
EXTERN(__irq_exti3)
|
||||
EXTERN(__irq_exti4)
|
||||
EXTERN(__irq_dma1_channel1)
|
||||
EXTERN(__irq_dma1_channel2)
|
||||
EXTERN(__irq_dma1_channel3)
|
||||
EXTERN(__irq_dma1_channel4)
|
||||
EXTERN(__irq_dma1_channel5)
|
||||
EXTERN(__irq_dma1_channel6)
|
||||
EXTERN(__irq_dma1_channel7)
|
||||
EXTERN(__irq_adc)
|
||||
EXTERN(__irq_usb_hp_can_tx)
|
||||
EXTERN(__irq_usb_lp_can_rx0)
|
||||
EXTERN(__irq_can_rx1)
|
||||
EXTERN(__irq_can_sce)
|
||||
EXTERN(__irq_exti9_5)
|
||||
EXTERN(__irq_tim1_brk)
|
||||
EXTERN(__irq_tim1_up)
|
||||
EXTERN(__irq_tim1_trg_com)
|
||||
EXTERN(__irq_tim1_cc)
|
||||
EXTERN(__irq_tim2)
|
||||
EXTERN(__irq_tim3)
|
||||
EXTERN(__irq_tim4)
|
||||
EXTERN(__irq_i2c1_ev)
|
||||
EXTERN(__irq_i2c1_er)
|
||||
EXTERN(__irq_i2c2_ev)
|
||||
EXTERN(__irq_i2c2_er)
|
||||
EXTERN(__irq_spi1)
|
||||
EXTERN(__irq_spi2)
|
||||
EXTERN(__irq_usart1)
|
||||
EXTERN(__irq_usart2)
|
||||
EXTERN(__irq_usart3)
|
||||
EXTERN(__irq_exti15_10)
|
||||
EXTERN(__irq_rtcalarm)
|
||||
EXTERN(__irq_usbwakeup)
|
||||
|
||||
EXTERN(__irq_tim8_brk)
|
||||
EXTERN(__irq_tim8_up)
|
||||
EXTERN(__irq_tim8_trg_com)
|
||||
EXTERN(__irq_tim8_cc)
|
||||
EXTERN(__irq_adc3)
|
||||
EXTERN(__irq_fsmc)
|
||||
EXTERN(__irq_sdio)
|
||||
EXTERN(__irq_tim5)
|
||||
EXTERN(__irq_spi3)
|
||||
EXTERN(__irq_uart4)
|
||||
EXTERN(__irq_uart5)
|
||||
EXTERN(__irq_tim6)
|
||||
EXTERN(__irq_tim7)
|
||||
EXTERN(__irq_dma2_channel1)
|
||||
EXTERN(__irq_dma2_channel2)
|
||||
EXTERN(__irq_dma2_channel3)
|
||||
EXTERN(__irq_dma2_channel4_5)
|
||||
EXTERN(__msp_init)
|
||||
EXTERN(__exc_reset)
|
||||
EXTERN(__exc_nmi)
|
||||
EXTERN(__exc_hardfault)
|
||||
EXTERN(__exc_memmanage)
|
||||
EXTERN(__exc_busfault)
|
||||
EXTERN(__exc_usagefault)
|
||||
EXTERN(__stm32reservedexception7)
|
||||
EXTERN(__stm32reservedexception8)
|
||||
EXTERN(__stm32reservedexception9)
|
||||
EXTERN(__stm32reservedexception10)
|
||||
EXTERN(__exc_svc)
|
||||
EXTERN(__exc_debug_monitor)
|
||||
EXTERN(__stm32reservedexception13)
|
||||
EXTERN(__exc_pendsv)
|
||||
EXTERN(__exc_systick)
|
||||
|
||||
EXTERN(__irq_wwdg)
|
||||
EXTERN(__irq_pvd)
|
||||
EXTERN(__irq_tamper)
|
||||
EXTERN(__irq_rtc)
|
||||
EXTERN(__irq_flash)
|
||||
EXTERN(__irq_rcc)
|
||||
EXTERN(__irq_exti0)
|
||||
EXTERN(__irq_exti1)
|
||||
EXTERN(__irq_exti2)
|
||||
EXTERN(__irq_exti3)
|
||||
EXTERN(__irq_exti4)
|
||||
EXTERN(__irq_dma1_channel1)
|
||||
EXTERN(__irq_dma1_channel2)
|
||||
EXTERN(__irq_dma1_channel3)
|
||||
EXTERN(__irq_dma1_channel4)
|
||||
EXTERN(__irq_dma1_channel5)
|
||||
EXTERN(__irq_dma1_channel6)
|
||||
EXTERN(__irq_dma1_channel7)
|
||||
EXTERN(__irq_adc)
|
||||
EXTERN(__irq_usb_hp_can_tx)
|
||||
EXTERN(__irq_usb_lp_can_rx0)
|
||||
EXTERN(__irq_can_rx1)
|
||||
EXTERN(__irq_can_sce)
|
||||
EXTERN(__irq_exti9_5)
|
||||
EXTERN(__irq_tim1_brk)
|
||||
EXTERN(__irq_tim1_up)
|
||||
EXTERN(__irq_tim1_trg_com)
|
||||
EXTERN(__irq_tim1_cc)
|
||||
EXTERN(__irq_tim2)
|
||||
EXTERN(__irq_tim3)
|
||||
EXTERN(__irq_tim4)
|
||||
EXTERN(__irq_i2c1_ev)
|
||||
EXTERN(__irq_i2c1_er)
|
||||
EXTERN(__irq_i2c2_ev)
|
||||
EXTERN(__irq_i2c2_er)
|
||||
EXTERN(__irq_spi1)
|
||||
EXTERN(__irq_spi2)
|
||||
EXTERN(__irq_usart1)
|
||||
EXTERN(__irq_usart2)
|
||||
EXTERN(__irq_usart3)
|
||||
EXTERN(__irq_exti15_10)
|
||||
EXTERN(__irq_rtcalarm)
|
||||
EXTERN(__irq_usbwakeup)
|
||||
|
||||
EXTERN(__irq_tim8_brk)
|
||||
EXTERN(__irq_tim8_up)
|
||||
EXTERN(__irq_tim8_trg_com)
|
||||
EXTERN(__irq_tim8_cc)
|
||||
EXTERN(__irq_adc3)
|
||||
EXTERN(__irq_fsmc)
|
||||
EXTERN(__irq_sdio)
|
||||
EXTERN(__irq_tim5)
|
||||
EXTERN(__irq_spi3)
|
||||
EXTERN(__irq_uart4)
|
||||
EXTERN(__irq_uart5)
|
||||
EXTERN(__irq_tim6)
|
||||
EXTERN(__irq_tim7)
|
||||
EXTERN(__irq_dma2_channel1)
|
||||
EXTERN(__irq_dma2_channel2)
|
||||
EXTERN(__irq_dma2_channel3)
|
||||
EXTERN(__irq_dma2_channel4_5)
|
|
@ -1,2 +1,2 @@
|
|||
// API compatibility
|
||||
// API compatibility
|
||||
#include "variant.h"
|
|
@ -1,13 +1,13 @@
|
|||
#ifndef _VARIANT_ARDUINO_STM32_
|
||||
#define _VARIANT_ARDUINO_STM32_
|
||||
|
||||
#define digitalPinToPort(P) ( PIN_MAP[P].gpio_device )
|
||||
#define digitalPinToBitMask(P) ( BIT(PIN_MAP[P].gpio_bit) )
|
||||
#define portOutputRegister(port) ( &(port->regs->ODR) )
|
||||
#define portInputRegister(port) ( &(port->regs->IDR) )
|
||||
|
||||
#define portSetRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BSRR) )
|
||||
#define portClearRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BRR) )
|
||||
|
||||
#define portConfigRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->CRL) )
|
||||
#ifndef _VARIANT_ARDUINO_STM32_
|
||||
#define _VARIANT_ARDUINO_STM32_
|
||||
|
||||
#define digitalPinToPort(P) ( PIN_MAP[P].gpio_device )
|
||||
#define digitalPinToBitMask(P) ( BIT(PIN_MAP[P].gpio_bit) )
|
||||
#define portOutputRegister(port) ( &(port->regs->ODR) )
|
||||
#define portInputRegister(port) ( &(port->regs->IDR) )
|
||||
|
||||
#define portSetRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BSRR) )
|
||||
#define portClearRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BRR) )
|
||||
|
||||
#define portConfigRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->CRL) )
|
||||
#endif /* _VARIANT_ARDUINO_STM32_ */
|
|
@ -1,57 +1,57 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
.text
|
||||
.code 16
|
||||
.thumb_func
|
||||
|
||||
.globl __start__
|
||||
.type __start__, %function
|
||||
__start__:
|
||||
.fnstart
|
||||
ldr r1,=__msp_init
|
||||
mov sp,r1
|
||||
ldr r1,=start_c
|
||||
bx r1
|
||||
.pool
|
||||
.cantunwind
|
||||
.fnend
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
.text
|
||||
.code 16
|
||||
.thumb_func
|
||||
|
||||
.globl __start__
|
||||
.type __start__, %function
|
||||
__start__:
|
||||
.fnstart
|
||||
ldr r1,=__msp_init
|
||||
mov sp,r1
|
||||
ldr r1,=start_c
|
||||
bx r1
|
||||
.pool
|
||||
.cantunwind
|
||||
.fnend
|
|
@ -1,95 +1,95 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* Copyright (c) 2006, 2007 CodeSourcery Inc
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
|
||||
extern void __libc_init_array(void);
|
||||
|
||||
extern int main(int, char**, char**);
|
||||
|
||||
extern void exit(int) __attribute__((noreturn, weak));
|
||||
|
||||
/* The linker must ensure that these are at least 4-byte aligned. */
|
||||
extern char __data_start__, __data_end__;
|
||||
extern char __bss_start__, __bss_end__;
|
||||
|
||||
struct rom_img_cfg {
|
||||
int *img_start;
|
||||
};
|
||||
|
||||
extern char _lm_rom_img_cfgp;
|
||||
|
||||
void __attribute__((noreturn)) start_c(void) {
|
||||
struct rom_img_cfg *img_cfg = (struct rom_img_cfg*)&_lm_rom_img_cfgp;
|
||||
int *src = img_cfg->img_start;
|
||||
int *dst = (int*)&__data_start__;
|
||||
int exit_code;
|
||||
|
||||
/* Initialize .data, if necessary. */
|
||||
if (src != dst) {
|
||||
int *end = (int*)&__data_end__;
|
||||
while (dst < end) {
|
||||
*dst++ = *src++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Zero .bss. */
|
||||
dst = (int*)&__bss_start__;
|
||||
while (dst < (int*)&__bss_end__) {
|
||||
*dst++ = 0;
|
||||
}
|
||||
|
||||
/* Run initializers. */
|
||||
__libc_init_array();
|
||||
|
||||
/* Jump to main. */
|
||||
exit_code = main(0, 0, 0);
|
||||
if (exit) {
|
||||
exit(exit_code);
|
||||
}
|
||||
|
||||
/* If exit is NULL, make sure we don't return. */
|
||||
for (;;)
|
||||
continue;
|
||||
}
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* Copyright (c) 2006, 2007 CodeSourcery Inc
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
|
||||
extern void __libc_init_array(void);
|
||||
|
||||
extern int main(int, char**, char**);
|
||||
|
||||
extern void exit(int) __attribute__((noreturn, weak));
|
||||
|
||||
/* The linker must ensure that these are at least 4-byte aligned. */
|
||||
extern char __data_start__, __data_end__;
|
||||
extern char __bss_start__, __bss_end__;
|
||||
|
||||
struct rom_img_cfg {
|
||||
int *img_start;
|
||||
};
|
||||
|
||||
extern char _lm_rom_img_cfgp;
|
||||
|
||||
void __attribute__((noreturn)) start_c(void) {
|
||||
struct rom_img_cfg *img_cfg = (struct rom_img_cfg*)&_lm_rom_img_cfgp;
|
||||
int *src = img_cfg->img_start;
|
||||
int *dst = (int*)&__data_start__;
|
||||
int exit_code;
|
||||
|
||||
/* Initialize .data, if necessary. */
|
||||
if (src != dst) {
|
||||
int *end = (int*)&__data_end__;
|
||||
while (dst < end) {
|
||||
*dst++ = *src++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Zero .bss. */
|
||||
dst = (int*)&__bss_start__;
|
||||
while (dst < (int*)&__bss_end__) {
|
||||
*dst++ = 0;
|
||||
}
|
||||
|
||||
/* Run initializers. */
|
||||
__libc_init_array();
|
||||
|
||||
/* Jump to main. */
|
||||
exit_code = main(0, 0, 0);
|
||||
if (exit) {
|
||||
exit(exit_code);
|
||||
}
|
||||
|
||||
/* If exit is NULL, make sure we don't return. */
|
||||
for (;;)
|
||||
continue;
|
||||
}
|
|
@ -1,176 +1,176 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2010 Perry Hung.
|
||||
* Copyright (c) 2011, 2012 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/**
|
||||
* @file wirish/syscalls.c
|
||||
* @brief newlib stubs
|
||||
*
|
||||
* Low level system routines used by newlib for basic I/O and memory
|
||||
* allocation. You can override most of these.
|
||||
*/
|
||||
|
||||
#include <libmaple/libmaple.h>
|
||||
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include <stddef.h>
|
||||
|
||||
/* If CONFIG_HEAP_START (or CONFIG_HEAP_END) isn't defined, then
|
||||
* assume _lm_heap_start (resp. _lm_heap_end) is appropriately set by
|
||||
* the linker */
|
||||
#ifndef CONFIG_HEAP_START
|
||||
extern char _lm_heap_start;
|
||||
#define CONFIG_HEAP_START ((void *)&_lm_heap_start)
|
||||
#endif
|
||||
#ifndef CONFIG_HEAP_END
|
||||
extern char _lm_heap_end;
|
||||
#define CONFIG_HEAP_END ((void *)&_lm_heap_end)
|
||||
#endif
|
||||
|
||||
/*
|
||||
* _sbrk -- Increment the program break.
|
||||
*
|
||||
* Get incr bytes more RAM (for use by the heap). malloc() and
|
||||
* friends call this function behind the scenes.
|
||||
*/
|
||||
void *_sbrk(int incr) {
|
||||
static void * pbreak = NULL; /* current program break */
|
||||
void * ret;
|
||||
|
||||
if (pbreak == NULL) {
|
||||
pbreak = CONFIG_HEAP_START;
|
||||
}
|
||||
|
||||
if ((CONFIG_HEAP_END - pbreak < incr) ||
|
||||
(pbreak - CONFIG_HEAP_START < -incr)) {
|
||||
errno = ENOMEM;
|
||||
return (void *)-1;
|
||||
}
|
||||
|
||||
ret = pbreak;
|
||||
pbreak += incr;
|
||||
return ret;
|
||||
}
|
||||
|
||||
__weak int _open(const char *path, int flags, ...) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _close(int fd) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _fstat(int fd, struct stat *st) {
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _lseek(int fd, off_t pos, int whence) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
__weak unsigned char getch(void) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
__weak int _read(int fd, char *buf, size_t cnt) {
|
||||
*buf = getch();
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak void putch(unsigned char c) {
|
||||
}
|
||||
|
||||
__weak void cgets(char *s, int bufsize) {
|
||||
char *p;
|
||||
int c;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < bufsize; i++) {
|
||||
*(s+i) = 0;
|
||||
}
|
||||
// memset(s, 0, bufsize);
|
||||
|
||||
p = s;
|
||||
|
||||
for (p = s; p < s + bufsize-1;) {
|
||||
c = getch();
|
||||
switch (c) {
|
||||
case '\r' :
|
||||
case '\n' :
|
||||
putch('\r');
|
||||
putch('\n');
|
||||
*p = '\n';
|
||||
return;
|
||||
|
||||
case '\b' :
|
||||
if (p > s) {
|
||||
*p-- = 0;
|
||||
putch('\b');
|
||||
putch(' ');
|
||||
putch('\b');
|
||||
}
|
||||
break;
|
||||
|
||||
default :
|
||||
putch(c);
|
||||
*p++ = c;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
__weak int _write(int fd, const char *buf, size_t cnt) {
|
||||
int i;
|
||||
|
||||
for (i = 0; i < cnt; i++)
|
||||
putch(buf[i]);
|
||||
|
||||
return cnt;
|
||||
}
|
||||
|
||||
/* Override fgets() in newlib with a version that does line editing */
|
||||
__weak char *fgets(char *s, int bufsize, void *f) {
|
||||
cgets(s, bufsize);
|
||||
return s;
|
||||
}
|
||||
|
||||
__weak void _exit(int exitcode) {
|
||||
while (1)
|
||||
;
|
||||
}
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2010 Perry Hung.
|
||||
* Copyright (c) 2011, 2012 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/**
|
||||
* @file wirish/syscalls.c
|
||||
* @brief newlib stubs
|
||||
*
|
||||
* Low level system routines used by newlib for basic I/O and memory
|
||||
* allocation. You can override most of these.
|
||||
*/
|
||||
|
||||
#include <libmaple/libmaple.h>
|
||||
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include <stddef.h>
|
||||
|
||||
/* If CONFIG_HEAP_START (or CONFIG_HEAP_END) isn't defined, then
|
||||
* assume _lm_heap_start (resp. _lm_heap_end) is appropriately set by
|
||||
* the linker */
|
||||
#ifndef CONFIG_HEAP_START
|
||||
extern char _lm_heap_start;
|
||||
#define CONFIG_HEAP_START ((void *)&_lm_heap_start)
|
||||
#endif
|
||||
#ifndef CONFIG_HEAP_END
|
||||
extern char _lm_heap_end;
|
||||
#define CONFIG_HEAP_END ((void *)&_lm_heap_end)
|
||||
#endif
|
||||
|
||||
/*
|
||||
* _sbrk -- Increment the program break.
|
||||
*
|
||||
* Get incr bytes more RAM (for use by the heap). malloc() and
|
||||
* friends call this function behind the scenes.
|
||||
*/
|
||||
void *_sbrk(int incr) {
|
||||
static void * pbreak = NULL; /* current program break */
|
||||
void * ret;
|
||||
|
||||
if (pbreak == NULL) {
|
||||
pbreak = CONFIG_HEAP_START;
|
||||
}
|
||||
|
||||
if ((CONFIG_HEAP_END - pbreak < incr) ||
|
||||
(pbreak - CONFIG_HEAP_START < -incr)) {
|
||||
errno = ENOMEM;
|
||||
return (void *)-1;
|
||||
}
|
||||
|
||||
ret = pbreak;
|
||||
pbreak += incr;
|
||||
return ret;
|
||||
}
|
||||
|
||||
__weak int _open(const char *path, int flags, ...) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _close(int fd) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _fstat(int fd, struct stat *st) {
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _lseek(int fd, off_t pos, int whence) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
__weak unsigned char getch(void) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
__weak int _read(int fd, char *buf, size_t cnt) {
|
||||
*buf = getch();
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak void putch(unsigned char c) {
|
||||
}
|
||||
|
||||
__weak void cgets(char *s, int bufsize) {
|
||||
char *p;
|
||||
int c;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < bufsize; i++) {
|
||||
*(s+i) = 0;
|
||||
}
|
||||
// memset(s, 0, bufsize);
|
||||
|
||||
p = s;
|
||||
|
||||
for (p = s; p < s + bufsize-1;) {
|
||||
c = getch();
|
||||
switch (c) {
|
||||
case '\r' :
|
||||
case '\n' :
|
||||
putch('\r');
|
||||
putch('\n');
|
||||
*p = '\n';
|
||||
return;
|
||||
|
||||
case '\b' :
|
||||
if (p > s) {
|
||||
*p-- = 0;
|
||||
putch('\b');
|
||||
putch(' ');
|
||||
putch('\b');
|
||||
}
|
||||
break;
|
||||
|
||||
default :
|
||||
putch(c);
|
||||
*p++ = c;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
__weak int _write(int fd, const char *buf, size_t cnt) {
|
||||
int i;
|
||||
|
||||
for (i = 0; i < cnt; i++)
|
||||
putch(buf[i]);
|
||||
|
||||
return cnt;
|
||||
}
|
||||
|
||||
/* Override fgets() in newlib with a version that does line editing */
|
||||
__weak char *fgets(char *s, int bufsize, void *f) {
|
||||
cgets(s, bufsize);
|
||||
return s;
|
||||
}
|
||||
|
||||
__weak void _exit(int exitcode) {
|
||||
while (1)
|
||||
;
|
||||
}
|
|
@ -1,220 +1,220 @@
|
|||
/*
|
||||
* Linker script for libmaple.
|
||||
*
|
||||
* Original author "lanchon" from ST forums, with modifications by LeafLabs.
|
||||
*/
|
||||
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
||||
|
||||
/*
|
||||
* Configure other libraries we want in the link.
|
||||
*
|
||||
* libgcc, libc, and libm are common across supported toolchains.
|
||||
* However, some toolchains require additional archives which aren't
|
||||
* present everywhere (e.g. ARM's gcc-arm-embedded releases).
|
||||
*
|
||||
* To hack around this, we let the build system specify additional
|
||||
* archives by putting the right extra_libs.inc (in a directory under
|
||||
* toolchains/) in our search path.
|
||||
*/
|
||||
GROUP(libgcc.a libc.a libm.a)
|
||||
INCLUDE extra_libs.inc
|
||||
|
||||
/*
|
||||
* These force the linker to search for vector table symbols.
|
||||
*
|
||||
* These symbols vary by STM32 family (and also within families).
|
||||
* It's up to the build system to configure the link's search path
|
||||
* properly for the target MCU.
|
||||
*/
|
||||
INCLUDE vector_symbols.inc
|
||||
|
||||
/* STM32 vector table. */
|
||||
EXTERN(__stm32_vector_table)
|
||||
|
||||
/* C runtime initialization function. */
|
||||
EXTERN(start_c)
|
||||
|
||||
/* main entry point */
|
||||
EXTERN(main)
|
||||
|
||||
/* Initial stack pointer value. */
|
||||
EXTERN(__msp_init)
|
||||
PROVIDE(__msp_init = ORIGIN(ram) + LENGTH(ram));
|
||||
|
||||
/* Reset vector and chip reset entry point */
|
||||
EXTERN(__start__)
|
||||
ENTRY(__start__)
|
||||
PROVIDE(__exc_reset = __start__);
|
||||
|
||||
/* Heap boundaries, for libmaple */
|
||||
EXTERN(_lm_heap_start);
|
||||
EXTERN(_lm_heap_end);
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.text :
|
||||
{
|
||||
__text_start__ = .;
|
||||
/*
|
||||
* STM32 vector table. Leave this here. Yes, really.
|
||||
*/
|
||||
*(.stm32.interrupt_vector)
|
||||
|
||||
/*
|
||||
* Program code and vague linking
|
||||
*/
|
||||
*(.text .text.* .gnu.linkonce.t.*)
|
||||
*(.plt)
|
||||
*(.gnu.warning)
|
||||
*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
|
||||
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
*(.gcc_except_table)
|
||||
*(.eh_frame_hdr)
|
||||
*(.eh_frame)
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.init))
|
||||
|
||||
. = ALIGN(4);
|
||||
__preinit_array_start = .;
|
||||
KEEP (*(.preinit_array))
|
||||
__preinit_array_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__init_array_start = .;
|
||||
KEEP (*(SORT(.init_array.*)))
|
||||
KEEP (*(.init_array))
|
||||
__init_array_end = .;
|
||||
|
||||
. = ALIGN(0x4);
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*crtend.o(.ctors))
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.fini))
|
||||
|
||||
. = ALIGN(4);
|
||||
__fini_array_start = .;
|
||||
KEEP (*(.fini_array))
|
||||
KEEP (*(SORT(.fini_array.*)))
|
||||
__fini_array_end = .;
|
||||
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
|
||||
KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*crtend.o(.dtors))
|
||||
} > REGION_TEXT
|
||||
|
||||
/*
|
||||
* End of text
|
||||
*/
|
||||
.text.align :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
__text_end__ = .;
|
||||
} > REGION_TEXT
|
||||
|
||||
/*
|
||||
* .ARM.exidx exception unwinding; mandated by ARM's C++ ABI
|
||||
*/
|
||||
__exidx_start = .;
|
||||
.ARM.exidx :
|
||||
{
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
} > REGION_RODATA
|
||||
__exidx_end = .;
|
||||
|
||||
/*
|
||||
* .data
|
||||
*/
|
||||
.data :
|
||||
{
|
||||
__data_start__ = .;
|
||||
LONG(0)
|
||||
. = ALIGN(8);
|
||||
|
||||
*(.got.plt) *(.got)
|
||||
*(.data .data.* .gnu.linkonce.d.*)
|
||||
|
||||
. = ALIGN(8);
|
||||
__data_end__ = .;
|
||||
} > REGION_DATA AT> REGION_RODATA
|
||||
|
||||
/*
|
||||
* Read-only data
|
||||
*/
|
||||
.rodata :
|
||||
{
|
||||
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
||||
/* .USER_FLASH: We allow users to allocate into Flash here */
|
||||
*(.USER_FLASH)
|
||||
/* ROM image configuration; for C startup */
|
||||
. = ALIGN(4);
|
||||
_lm_rom_img_cfgp = .;
|
||||
LONG(LOADADDR(.data));
|
||||
/*
|
||||
* Heap: Linker scripts may choose a custom heap by overriding
|
||||
* _lm_heap_start and _lm_heap_end. Otherwise, the heap is in
|
||||
* internal SRAM, beginning after .bss, and growing towards
|
||||
* the stack.
|
||||
*
|
||||
* I'm shoving these here naively; there's probably a cleaner way
|
||||
* to go about this. [mbolivar]
|
||||
*/
|
||||
_lm_heap_start = DEFINED(_lm_heap_start) ? _lm_heap_start : _end;
|
||||
_lm_heap_end = DEFINED(_lm_heap_end) ? _lm_heap_end : __msp_init;
|
||||
} > REGION_RODATA
|
||||
|
||||
/*
|
||||
* .bss
|
||||
*/
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
__bss_start__ = .;
|
||||
*(.bss .bss.* .gnu.linkonce.b.*)
|
||||
*(COMMON)
|
||||
. = ALIGN (8);
|
||||
__bss_end__ = .;
|
||||
_end = __bss_end__;
|
||||
} > REGION_BSS
|
||||
|
||||
/*
|
||||
* Debugging sections
|
||||
*/
|
||||
.stab 0 (NOLOAD) : { *(.stab) }
|
||||
.stabstr 0 (NOLOAD) : { *(.stabstr) }
|
||||
/* DWARF debug sections.
|
||||
* Symbols in the DWARF debugging sections are relative to the beginning
|
||||
* of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
||||
.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
|
||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||
/* DWARF 1.1 and DWARF 2 */
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
/* DWARF 2 */
|
||||
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||
.debug_line 0 : { *(.debug_line) }
|
||||
.debug_frame 0 : { *(.debug_frame) }
|
||||
.debug_str 0 : { *(.debug_str) }
|
||||
.debug_loc 0 : { *(.debug_loc) }
|
||||
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||
/* SGI/MIPS DWARF 2 extensions */
|
||||
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||
.debug_typenames 0 : { *(.debug_typenames) }
|
||||
.debug_varnames 0 : { *(.debug_varnames) }
|
||||
|
||||
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||
.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
|
||||
/DISCARD/ : { *(.note.GNU-stack) }
|
||||
}
|
||||
/*
|
||||
* Linker script for libmaple.
|
||||
*
|
||||
* Original author "lanchon" from ST forums, with modifications by LeafLabs.
|
||||
*/
|
||||
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
||||
|
||||
/*
|
||||
* Configure other libraries we want in the link.
|
||||
*
|
||||
* libgcc, libc, and libm are common across supported toolchains.
|
||||
* However, some toolchains require additional archives which aren't
|
||||
* present everywhere (e.g. ARM's gcc-arm-embedded releases).
|
||||
*
|
||||
* To hack around this, we let the build system specify additional
|
||||
* archives by putting the right extra_libs.inc (in a directory under
|
||||
* toolchains/) in our search path.
|
||||
*/
|
||||
GROUP(libgcc.a libc.a libm.a)
|
||||
INCLUDE extra_libs.inc
|
||||
|
||||
/*
|
||||
* These force the linker to search for vector table symbols.
|
||||
*
|
||||
* These symbols vary by STM32 family (and also within families).
|
||||
* It's up to the build system to configure the link's search path
|
||||
* properly for the target MCU.
|
||||
*/
|
||||
INCLUDE vector_symbols.inc
|
||||
|
||||
/* STM32 vector table. */
|
||||
EXTERN(__stm32_vector_table)
|
||||
|
||||
/* C runtime initialization function. */
|
||||
EXTERN(start_c)
|
||||
|
||||
/* main entry point */
|
||||
EXTERN(main)
|
||||
|
||||
/* Initial stack pointer value. */
|
||||
EXTERN(__msp_init)
|
||||
PROVIDE(__msp_init = ORIGIN(ram) + LENGTH(ram));
|
||||
|
||||
/* Reset vector and chip reset entry point */
|
||||
EXTERN(__start__)
|
||||
ENTRY(__start__)
|
||||
PROVIDE(__exc_reset = __start__);
|
||||
|
||||
/* Heap boundaries, for libmaple */
|
||||
EXTERN(_lm_heap_start);
|
||||
EXTERN(_lm_heap_end);
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.text :
|
||||
{
|
||||
__text_start__ = .;
|
||||
/*
|
||||
* STM32 vector table. Leave this here. Yes, really.
|
||||
*/
|
||||
*(.stm32.interrupt_vector)
|
||||
|
||||
/*
|
||||
* Program code and vague linking
|
||||
*/
|
||||
*(.text .text.* .gnu.linkonce.t.*)
|
||||
*(.plt)
|
||||
*(.gnu.warning)
|
||||
*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
|
||||
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
*(.gcc_except_table)
|
||||
*(.eh_frame_hdr)
|
||||
*(.eh_frame)
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.init))
|
||||
|
||||
. = ALIGN(4);
|
||||
__preinit_array_start = .;
|
||||
KEEP (*(.preinit_array))
|
||||
__preinit_array_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__init_array_start = .;
|
||||
KEEP (*(SORT(.init_array.*)))
|
||||
KEEP (*(.init_array))
|
||||
__init_array_end = .;
|
||||
|
||||
. = ALIGN(0x4);
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*crtend.o(.ctors))
|
||||
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.fini))
|
||||
|
||||
. = ALIGN(4);
|
||||
__fini_array_start = .;
|
||||
KEEP (*(.fini_array))
|
||||
KEEP (*(SORT(.fini_array.*)))
|
||||
__fini_array_end = .;
|
||||
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
|
||||
KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*crtend.o(.dtors))
|
||||
} > REGION_TEXT
|
||||
|
||||
/*
|
||||
* End of text
|
||||
*/
|
||||
.text.align :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
__text_end__ = .;
|
||||
} > REGION_TEXT
|
||||
|
||||
/*
|
||||
* .ARM.exidx exception unwinding; mandated by ARM's C++ ABI
|
||||
*/
|
||||
__exidx_start = .;
|
||||
.ARM.exidx :
|
||||
{
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
} > REGION_RODATA
|
||||
__exidx_end = .;
|
||||
|
||||
/*
|
||||
* .data
|
||||
*/
|
||||
.data :
|
||||
{
|
||||
__data_start__ = .;
|
||||
LONG(0)
|
||||
. = ALIGN(8);
|
||||
|
||||
*(.got.plt) *(.got)
|
||||
*(.data .data.* .gnu.linkonce.d.*)
|
||||
|
||||
. = ALIGN(8);
|
||||
__data_end__ = .;
|
||||
} > REGION_DATA AT> REGION_RODATA
|
||||
|
||||
/*
|
||||
* Read-only data
|
||||
*/
|
||||
.rodata :
|
||||
{
|
||||
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
||||
/* .USER_FLASH: We allow users to allocate into Flash here */
|
||||
*(.USER_FLASH)
|
||||
/* ROM image configuration; for C startup */
|
||||
. = ALIGN(4);
|
||||
_lm_rom_img_cfgp = .;
|
||||
LONG(LOADADDR(.data));
|
||||
/*
|
||||
* Heap: Linker scripts may choose a custom heap by overriding
|
||||
* _lm_heap_start and _lm_heap_end. Otherwise, the heap is in
|
||||
* internal SRAM, beginning after .bss, and growing towards
|
||||
* the stack.
|
||||
*
|
||||
* I'm shoving these here naively; there's probably a cleaner way
|
||||
* to go about this. [mbolivar]
|
||||
*/
|
||||
_lm_heap_start = DEFINED(_lm_heap_start) ? _lm_heap_start : _end;
|
||||
_lm_heap_end = DEFINED(_lm_heap_end) ? _lm_heap_end : __msp_init;
|
||||
} > REGION_RODATA
|
||||
|
||||
/*
|
||||
* .bss
|
||||
*/
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
__bss_start__ = .;
|
||||
*(.bss .bss.* .gnu.linkonce.b.*)
|
||||
*(COMMON)
|
||||
. = ALIGN (8);
|
||||
__bss_end__ = .;
|
||||
_end = __bss_end__;
|
||||
} > REGION_BSS
|
||||
|
||||
/*
|
||||
* Debugging sections
|
||||
*/
|
||||
.stab 0 (NOLOAD) : { *(.stab) }
|
||||
.stabstr 0 (NOLOAD) : { *(.stabstr) }
|
||||
/* DWARF debug sections.
|
||||
* Symbols in the DWARF debugging sections are relative to the beginning
|
||||
* of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
||||
.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
|
||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||
/* DWARF 1.1 and DWARF 2 */
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
/* DWARF 2 */
|
||||
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||
.debug_line 0 : { *(.debug_line) }
|
||||
.debug_frame 0 : { *(.debug_frame) }
|
||||
.debug_str 0 : { *(.debug_str) }
|
||||
.debug_loc 0 : { *(.debug_loc) }
|
||||
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||
/* SGI/MIPS DWARF 2 extensions */
|
||||
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||
.debug_typenames 0 : { *(.debug_typenames) }
|
||||
.debug_varnames 0 : { *(.debug_varnames) }
|
||||
|
||||
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||
.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
|
||||
/DISCARD/ : { *(.note.GNU-stack) }
|
||||
}
|
|
@ -1,7 +1,7 @@
|
|||
/*
|
||||
* Extra archives needed by ARM's GCC ARM Embedded arm-none-eabi-
|
||||
* releases (https://launchpad.net/gcc-arm-embedded/).
|
||||
*/
|
||||
|
||||
/* This is for the provided newlib. */
|
||||
GROUP(libnosys.a)
|
||||
/*
|
||||
* Extra archives needed by ARM's GCC ARM Embedded arm-none-eabi-
|
||||
* releases (https://launchpad.net/gcc-arm-embedded/).
|
||||
*/
|
||||
|
||||
/* This is for the provided newlib. */
|
||||
GROUP(libnosys.a)
|
|
@ -1,78 +1,78 @@
|
|||
EXTERN(__msp_init)
|
||||
EXTERN(__exc_reset)
|
||||
EXTERN(__exc_nmi)
|
||||
EXTERN(__exc_hardfault)
|
||||
EXTERN(__exc_memmanage)
|
||||
EXTERN(__exc_busfault)
|
||||
EXTERN(__exc_usagefault)
|
||||
EXTERN(__stm32reservedexception7)
|
||||
EXTERN(__stm32reservedexception8)
|
||||
EXTERN(__stm32reservedexception9)
|
||||
EXTERN(__stm32reservedexception10)
|
||||
EXTERN(__exc_svc)
|
||||
EXTERN(__exc_debug_monitor)
|
||||
EXTERN(__stm32reservedexception13)
|
||||
EXTERN(__exc_pendsv)
|
||||
EXTERN(__exc_systick)
|
||||
|
||||
EXTERN(__irq_wwdg)
|
||||
EXTERN(__irq_pvd)
|
||||
EXTERN(__irq_tamper)
|
||||
EXTERN(__irq_rtc)
|
||||
EXTERN(__irq_flash)
|
||||
EXTERN(__irq_rcc)
|
||||
EXTERN(__irq_exti0)
|
||||
EXTERN(__irq_exti1)
|
||||
EXTERN(__irq_exti2)
|
||||
EXTERN(__irq_exti3)
|
||||
EXTERN(__irq_exti4)
|
||||
EXTERN(__irq_dma1_channel1)
|
||||
EXTERN(__irq_dma1_channel2)
|
||||
EXTERN(__irq_dma1_channel3)
|
||||
EXTERN(__irq_dma1_channel4)
|
||||
EXTERN(__irq_dma1_channel5)
|
||||
EXTERN(__irq_dma1_channel6)
|
||||
EXTERN(__irq_dma1_channel7)
|
||||
EXTERN(__irq_adc)
|
||||
EXTERN(__irq_usb_hp_can_tx)
|
||||
EXTERN(__irq_usb_lp_can_rx0)
|
||||
EXTERN(__irq_can_rx1)
|
||||
EXTERN(__irq_can_sce)
|
||||
EXTERN(__irq_exti9_5)
|
||||
EXTERN(__irq_tim1_brk)
|
||||
EXTERN(__irq_tim1_up)
|
||||
EXTERN(__irq_tim1_trg_com)
|
||||
EXTERN(__irq_tim1_cc)
|
||||
EXTERN(__irq_tim2)
|
||||
EXTERN(__irq_tim3)
|
||||
EXTERN(__irq_tim4)
|
||||
EXTERN(__irq_i2c1_ev)
|
||||
EXTERN(__irq_i2c1_er)
|
||||
EXTERN(__irq_i2c2_ev)
|
||||
EXTERN(__irq_i2c2_er)
|
||||
EXTERN(__irq_spi1)
|
||||
EXTERN(__irq_spi2)
|
||||
EXTERN(__irq_usart1)
|
||||
EXTERN(__irq_usart2)
|
||||
EXTERN(__irq_usart3)
|
||||
EXTERN(__irq_exti15_10)
|
||||
EXTERN(__irq_rtcalarm)
|
||||
EXTERN(__irq_usbwakeup)
|
||||
|
||||
EXTERN(__irq_tim8_brk)
|
||||
EXTERN(__irq_tim8_up)
|
||||
EXTERN(__irq_tim8_trg_com)
|
||||
EXTERN(__irq_tim8_cc)
|
||||
EXTERN(__irq_adc3)
|
||||
EXTERN(__irq_fsmc)
|
||||
EXTERN(__irq_sdio)
|
||||
EXTERN(__irq_tim5)
|
||||
EXTERN(__irq_spi3)
|
||||
EXTERN(__irq_uart4)
|
||||
EXTERN(__irq_uart5)
|
||||
EXTERN(__irq_tim6)
|
||||
EXTERN(__irq_tim7)
|
||||
EXTERN(__irq_dma2_channel1)
|
||||
EXTERN(__irq_dma2_channel2)
|
||||
EXTERN(__irq_dma2_channel3)
|
||||
EXTERN(__irq_dma2_channel4_5)
|
||||
EXTERN(__msp_init)
|
||||
EXTERN(__exc_reset)
|
||||
EXTERN(__exc_nmi)
|
||||
EXTERN(__exc_hardfault)
|
||||
EXTERN(__exc_memmanage)
|
||||
EXTERN(__exc_busfault)
|
||||
EXTERN(__exc_usagefault)
|
||||
EXTERN(__stm32reservedexception7)
|
||||
EXTERN(__stm32reservedexception8)
|
||||
EXTERN(__stm32reservedexception9)
|
||||
EXTERN(__stm32reservedexception10)
|
||||
EXTERN(__exc_svc)
|
||||
EXTERN(__exc_debug_monitor)
|
||||
EXTERN(__stm32reservedexception13)
|
||||
EXTERN(__exc_pendsv)
|
||||
EXTERN(__exc_systick)
|
||||
|
||||
EXTERN(__irq_wwdg)
|
||||
EXTERN(__irq_pvd)
|
||||
EXTERN(__irq_tamper)
|
||||
EXTERN(__irq_rtc)
|
||||
EXTERN(__irq_flash)
|
||||
EXTERN(__irq_rcc)
|
||||
EXTERN(__irq_exti0)
|
||||
EXTERN(__irq_exti1)
|
||||
EXTERN(__irq_exti2)
|
||||
EXTERN(__irq_exti3)
|
||||
EXTERN(__irq_exti4)
|
||||
EXTERN(__irq_dma1_channel1)
|
||||
EXTERN(__irq_dma1_channel2)
|
||||
EXTERN(__irq_dma1_channel3)
|
||||
EXTERN(__irq_dma1_channel4)
|
||||
EXTERN(__irq_dma1_channel5)
|
||||
EXTERN(__irq_dma1_channel6)
|
||||
EXTERN(__irq_dma1_channel7)
|
||||
EXTERN(__irq_adc)
|
||||
EXTERN(__irq_usb_hp_can_tx)
|
||||
EXTERN(__irq_usb_lp_can_rx0)
|
||||
EXTERN(__irq_can_rx1)
|
||||
EXTERN(__irq_can_sce)
|
||||
EXTERN(__irq_exti9_5)
|
||||
EXTERN(__irq_tim1_brk)
|
||||
EXTERN(__irq_tim1_up)
|
||||
EXTERN(__irq_tim1_trg_com)
|
||||
EXTERN(__irq_tim1_cc)
|
||||
EXTERN(__irq_tim2)
|
||||
EXTERN(__irq_tim3)
|
||||
EXTERN(__irq_tim4)
|
||||
EXTERN(__irq_i2c1_ev)
|
||||
EXTERN(__irq_i2c1_er)
|
||||
EXTERN(__irq_i2c2_ev)
|
||||
EXTERN(__irq_i2c2_er)
|
||||
EXTERN(__irq_spi1)
|
||||
EXTERN(__irq_spi2)
|
||||
EXTERN(__irq_usart1)
|
||||
EXTERN(__irq_usart2)
|
||||
EXTERN(__irq_usart3)
|
||||
EXTERN(__irq_exti15_10)
|
||||
EXTERN(__irq_rtcalarm)
|
||||
EXTERN(__irq_usbwakeup)
|
||||
|
||||
EXTERN(__irq_tim8_brk)
|
||||
EXTERN(__irq_tim8_up)
|
||||
EXTERN(__irq_tim8_trg_com)
|
||||
EXTERN(__irq_tim8_cc)
|
||||
EXTERN(__irq_adc3)
|
||||
EXTERN(__irq_fsmc)
|
||||
EXTERN(__irq_sdio)
|
||||
EXTERN(__irq_tim5)
|
||||
EXTERN(__irq_spi3)
|
||||
EXTERN(__irq_uart4)
|
||||
EXTERN(__irq_uart5)
|
||||
EXTERN(__irq_tim6)
|
||||
EXTERN(__irq_tim7)
|
||||
EXTERN(__irq_dma2_channel1)
|
||||
EXTERN(__irq_dma2_channel2)
|
||||
EXTERN(__irq_dma2_channel3)
|
||||
EXTERN(__irq_dma2_channel4_5)
|
|
@ -1,2 +1,2 @@
|
|||
// API compatibility
|
||||
// API compatibility
|
||||
#include "variant.h"
|
|
@ -1,13 +1,13 @@
|
|||
#ifndef _VARIANT_ARDUINO_STM32_
|
||||
#define _VARIANT_ARDUINO_STM32_
|
||||
|
||||
#define digitalPinToPort(P) ( PIN_MAP[P].gpio_device )
|
||||
#define digitalPinToBitMask(P) ( BIT(PIN_MAP[P].gpio_bit) )
|
||||
#define portOutputRegister(port) ( &(port->regs->ODR) )
|
||||
#define portInputRegister(port) ( &(port->regs->IDR) )
|
||||
|
||||
#define portSetRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BSRR) )
|
||||
#define portClearRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BRR) )
|
||||
|
||||
#define portConfigRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->CRL) )
|
||||
#ifndef _VARIANT_ARDUINO_STM32_
|
||||
#define _VARIANT_ARDUINO_STM32_
|
||||
|
||||
#define digitalPinToPort(P) ( PIN_MAP[P].gpio_device )
|
||||
#define digitalPinToBitMask(P) ( BIT(PIN_MAP[P].gpio_bit) )
|
||||
#define portOutputRegister(port) ( &(port->regs->ODR) )
|
||||
#define portInputRegister(port) ( &(port->regs->IDR) )
|
||||
|
||||
#define portSetRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BSRR) )
|
||||
#define portClearRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->BRR) )
|
||||
|
||||
#define portConfigRegister(pin) ( &(PIN_MAP[pin].gpio_device->regs->CRL) )
|
||||
#endif /* _VARIANT_ARDUINO_STM32_ */
|
|
@ -1,57 +1,57 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
.text
|
||||
.code 16
|
||||
.thumb_func
|
||||
|
||||
.globl __start__
|
||||
.type __start__, %function
|
||||
__start__:
|
||||
.fnstart
|
||||
ldr r1,=__msp_init
|
||||
mov sp,r1
|
||||
ldr r1,=start_c
|
||||
bx r1
|
||||
.pool
|
||||
.cantunwind
|
||||
.fnend
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
.text
|
||||
.code 16
|
||||
.thumb_func
|
||||
|
||||
.globl __start__
|
||||
.type __start__, %function
|
||||
__start__:
|
||||
.fnstart
|
||||
ldr r1,=__msp_init
|
||||
mov sp,r1
|
||||
ldr r1,=start_c
|
||||
bx r1
|
||||
.pool
|
||||
.cantunwind
|
||||
.fnend
|
|
@ -1,95 +1,95 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* Copyright (c) 2006, 2007 CodeSourcery Inc
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
|
||||
extern void __libc_init_array(void);
|
||||
|
||||
extern int main(int, char**, char**);
|
||||
|
||||
extern void exit(int) __attribute__((noreturn, weak));
|
||||
|
||||
/* The linker must ensure that these are at least 4-byte aligned. */
|
||||
extern char __data_start__, __data_end__;
|
||||
extern char __bss_start__, __bss_end__;
|
||||
|
||||
struct rom_img_cfg {
|
||||
int *img_start;
|
||||
};
|
||||
|
||||
extern char _lm_rom_img_cfgp;
|
||||
|
||||
void __attribute__((noreturn)) start_c(void) {
|
||||
struct rom_img_cfg *img_cfg = (struct rom_img_cfg*)&_lm_rom_img_cfgp;
|
||||
int *src = img_cfg->img_start;
|
||||
int *dst = (int*)&__data_start__;
|
||||
int exit_code;
|
||||
|
||||
/* Initialize .data, if necessary. */
|
||||
if (src != dst) {
|
||||
int *end = (int*)&__data_end__;
|
||||
while (dst < end) {
|
||||
*dst++ = *src++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Zero .bss. */
|
||||
dst = (int*)&__bss_start__;
|
||||
while (dst < (int*)&__bss_end__) {
|
||||
*dst++ = 0;
|
||||
}
|
||||
|
||||
/* Run initializers. */
|
||||
__libc_init_array();
|
||||
|
||||
/* Jump to main. */
|
||||
exit_code = main(0, 0, 0);
|
||||
if (exit) {
|
||||
exit(exit_code);
|
||||
}
|
||||
|
||||
/* If exit is NULL, make sure we don't return. */
|
||||
for (;;)
|
||||
continue;
|
||||
}
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2011 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/*
|
||||
* This file is a modified version of a file obtained from
|
||||
* CodeSourcery Inc. (now part of Mentor Graphics Corp.), in which the
|
||||
* following text appeared:
|
||||
*
|
||||
* Copyright (c) 2006, 2007 CodeSourcery Inc
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
|
||||
extern void __libc_init_array(void);
|
||||
|
||||
extern int main(int, char**, char**);
|
||||
|
||||
extern void exit(int) __attribute__((noreturn, weak));
|
||||
|
||||
/* The linker must ensure that these are at least 4-byte aligned. */
|
||||
extern char __data_start__, __data_end__;
|
||||
extern char __bss_start__, __bss_end__;
|
||||
|
||||
struct rom_img_cfg {
|
||||
int *img_start;
|
||||
};
|
||||
|
||||
extern char _lm_rom_img_cfgp;
|
||||
|
||||
void __attribute__((noreturn)) start_c(void) {
|
||||
struct rom_img_cfg *img_cfg = (struct rom_img_cfg*)&_lm_rom_img_cfgp;
|
||||
int *src = img_cfg->img_start;
|
||||
int *dst = (int*)&__data_start__;
|
||||
int exit_code;
|
||||
|
||||
/* Initialize .data, if necessary. */
|
||||
if (src != dst) {
|
||||
int *end = (int*)&__data_end__;
|
||||
while (dst < end) {
|
||||
*dst++ = *src++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Zero .bss. */
|
||||
dst = (int*)&__bss_start__;
|
||||
while (dst < (int*)&__bss_end__) {
|
||||
*dst++ = 0;
|
||||
}
|
||||
|
||||
/* Run initializers. */
|
||||
__libc_init_array();
|
||||
|
||||
/* Jump to main. */
|
||||
exit_code = main(0, 0, 0);
|
||||
if (exit) {
|
||||
exit(exit_code);
|
||||
}
|
||||
|
||||
/* If exit is NULL, make sure we don't return. */
|
||||
for (;;)
|
||||
continue;
|
||||
}
|
|
@ -1,176 +1,176 @@
|
|||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2010 Perry Hung.
|
||||
* Copyright (c) 2011, 2012 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/**
|
||||
* @file wirish/syscalls.c
|
||||
* @brief newlib stubs
|
||||
*
|
||||
* Low level system routines used by newlib for basic I/O and memory
|
||||
* allocation. You can override most of these.
|
||||
*/
|
||||
|
||||
#include <libmaple/libmaple.h>
|
||||
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include <stddef.h>
|
||||
|
||||
/* If CONFIG_HEAP_START (or CONFIG_HEAP_END) isn't defined, then
|
||||
* assume _lm_heap_start (resp. _lm_heap_end) is appropriately set by
|
||||
* the linker */
|
||||
#ifndef CONFIG_HEAP_START
|
||||
extern char _lm_heap_start;
|
||||
#define CONFIG_HEAP_START ((void *)&_lm_heap_start)
|
||||
#endif
|
||||
#ifndef CONFIG_HEAP_END
|
||||
extern char _lm_heap_end;
|
||||
#define CONFIG_HEAP_END ((void *)&_lm_heap_end)
|
||||
#endif
|
||||
|
||||
/*
|
||||
* _sbrk -- Increment the program break.
|
||||
*
|
||||
* Get incr bytes more RAM (for use by the heap). malloc() and
|
||||
* friends call this function behind the scenes.
|
||||
*/
|
||||
void *_sbrk(int incr) {
|
||||
static void * pbreak = NULL; /* current program break */
|
||||
void * ret;
|
||||
|
||||
if (pbreak == NULL) {
|
||||
pbreak = CONFIG_HEAP_START;
|
||||
}
|
||||
|
||||
if ((CONFIG_HEAP_END - pbreak < incr) ||
|
||||
(pbreak - CONFIG_HEAP_START < -incr)) {
|
||||
errno = ENOMEM;
|
||||
return (void *)-1;
|
||||
}
|
||||
|
||||
ret = pbreak;
|
||||
pbreak += incr;
|
||||
return ret;
|
||||
}
|
||||
|
||||
__weak int _open(const char *path, int flags, ...) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _close(int fd) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _fstat(int fd, struct stat *st) {
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _lseek(int fd, off_t pos, int whence) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
__weak unsigned char getch(void) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
__weak int _read(int fd, char *buf, size_t cnt) {
|
||||
*buf = getch();
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak void putch(unsigned char c) {
|
||||
}
|
||||
|
||||
__weak void cgets(char *s, int bufsize) {
|
||||
char *p;
|
||||
int c;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < bufsize; i++) {
|
||||
*(s+i) = 0;
|
||||
}
|
||||
// memset(s, 0, bufsize);
|
||||
|
||||
p = s;
|
||||
|
||||
for (p = s; p < s + bufsize-1;) {
|
||||
c = getch();
|
||||
switch (c) {
|
||||
case '\r' :
|
||||
case '\n' :
|
||||
putch('\r');
|
||||
putch('\n');
|
||||
*p = '\n';
|
||||
return;
|
||||
|
||||
case '\b' :
|
||||
if (p > s) {
|
||||
*p-- = 0;
|
||||
putch('\b');
|
||||
putch(' ');
|
||||
putch('\b');
|
||||
}
|
||||
break;
|
||||
|
||||
default :
|
||||
putch(c);
|
||||
*p++ = c;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
__weak int _write(int fd, const char *buf, size_t cnt) {
|
||||
int i;
|
||||
|
||||
for (i = 0; i < cnt; i++)
|
||||
putch(buf[i]);
|
||||
|
||||
return cnt;
|
||||
}
|
||||
|
||||
/* Override fgets() in newlib with a version that does line editing */
|
||||
__weak char *fgets(char *s, int bufsize, void *f) {
|
||||
cgets(s, bufsize);
|
||||
return s;
|
||||
}
|
||||
|
||||
__weak void _exit(int exitcode) {
|
||||
while (1)
|
||||
;
|
||||
}
|
||||
/******************************************************************************
|
||||
* The MIT License
|
||||
*
|
||||
* Copyright (c) 2010 Perry Hung.
|
||||
* Copyright (c) 2011, 2012 LeafLabs, LLC.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person
|
||||
* obtaining a copy of this software and associated documentation
|
||||
* files (the "Software"), to deal in the Software without
|
||||
* restriction, including without limitation the rights to use, copy,
|
||||
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||||
* of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be
|
||||
* included in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* SOFTWARE.
|
||||
*****************************************************************************/
|
||||
|
||||
/**
|
||||
* @file wirish/syscalls.c
|
||||
* @brief newlib stubs
|
||||
*
|
||||
* Low level system routines used by newlib for basic I/O and memory
|
||||
* allocation. You can override most of these.
|
||||
*/
|
||||
|
||||
#include <libmaple/libmaple.h>
|
||||
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include <stddef.h>
|
||||
|
||||
/* If CONFIG_HEAP_START (or CONFIG_HEAP_END) isn't defined, then
|
||||
* assume _lm_heap_start (resp. _lm_heap_end) is appropriately set by
|
||||
* the linker */
|
||||
#ifndef CONFIG_HEAP_START
|
||||
extern char _lm_heap_start;
|
||||
#define CONFIG_HEAP_START ((void *)&_lm_heap_start)
|
||||
#endif
|
||||
#ifndef CONFIG_HEAP_END
|
||||
extern char _lm_heap_end;
|
||||
#define CONFIG_HEAP_END ((void *)&_lm_heap_end)
|
||||
#endif
|
||||
|
||||
/*
|
||||
* _sbrk -- Increment the program break.
|
||||
*
|
||||
* Get incr bytes more RAM (for use by the heap). malloc() and
|
||||
* friends call this function behind the scenes.
|
||||
*/
|
||||
void *_sbrk(int incr) {
|
||||
static void * pbreak = NULL; /* current program break */
|
||||
void * ret;
|
||||
|
||||
if (pbreak == NULL) {
|
||||
pbreak = CONFIG_HEAP_START;
|
||||
}
|
||||
|
||||
if ((CONFIG_HEAP_END - pbreak < incr) ||
|
||||
(pbreak - CONFIG_HEAP_START < -incr)) {
|
||||
errno = ENOMEM;
|
||||
return (void *)-1;
|
||||
}
|
||||
|
||||
ret = pbreak;
|
||||
pbreak += incr;
|
||||
return ret;
|
||||
}
|
||||
|
||||
__weak int _open(const char *path, int flags, ...) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _close(int fd) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _fstat(int fd, struct stat *st) {
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
__weak int _isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int isatty(int fd) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak int _lseek(int fd, off_t pos, int whence) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
__weak unsigned char getch(void) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
__weak int _read(int fd, char *buf, size_t cnt) {
|
||||
*buf = getch();
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
__weak void putch(unsigned char c) {
|
||||
}
|
||||
|
||||
__weak void cgets(char *s, int bufsize) {
|
||||
char *p;
|
||||
int c;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < bufsize; i++) {
|
||||
*(s+i) = 0;
|
||||
}
|
||||
// memset(s, 0, bufsize);
|
||||
|
||||
p = s;
|
||||
|
||||
for (p = s; p < s + bufsize-1;) {
|
||||
c = getch();
|
||||
switch (c) {
|
||||
case '\r' :
|
||||
case '\n' :
|
||||
putch('\r');
|
||||
putch('\n');
|
||||
*p = '\n';
|
||||
return;
|
||||
|
||||
case '\b' :
|
||||
if (p > s) {
|
||||
*p-- = 0;
|
||||
putch('\b');
|
||||
putch(' ');
|
||||
putch('\b');
|
||||
}
|
||||
break;
|
||||
|
||||
default :
|
||||
putch(c);
|
||||
*p++ = c;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
__weak int _write(int fd, const char *buf, size_t cnt) {
|
||||
int i;
|
||||
|
||||
for (i = 0; i < cnt; i++)
|
||||
putch(buf[i]);
|
||||
|
||||
return cnt;
|
||||
}
|
||||
|
||||
/* Override fgets() in newlib with a version that does line editing */
|
||||
__weak char *fgets(char *s, int bufsize, void *f) {
|
||||
cgets(s, bufsize);
|
||||
return s;
|
||||
}
|
||||
|
||||
__weak void _exit(int exitcode) {
|
||||
while (1)
|
||||
;
|
||||
}
|
Loading…
Reference in New Issue