mirror of https://github.com/markqvist/MMDVM.git
Separating linker script for F722 and F767
Andy CA6JAU
parent
6bbc716e4b
commit
a921df7335
9
Makefile
9
Makefile
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@ -91,6 +91,8 @@ endif
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ifndef $(OSC)
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ifeq ($(MAKECMDGOALS),pi)
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OSC=$(CLK_MMDVM_PI)
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else ifeq ($(MAKECMDGOALS),pi-f722)
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OSC=$(CLK_MMDVM_PI)
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else
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OSC=$(CLK_NUCLEO)
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endif
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@ -133,7 +135,8 @@ CXXFLAGS_F7=-c $(MCFLAGS_F7) $(INCLUDES_F7)
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# Linker flags
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LDFLAGS_F4 =-T stm32f4xx_link.ld $(MCFLAGS_F4) --specs=nosys.specs $(INCLUDES_LIBS_F4)
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LDFLAGS_F7 =-T stm32f7xx_link.ld $(MCFLAGS_F7) --specs=nosys.specs $(INCLUDES_LIBS_F7)
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LDFLAGS_F767 =-T stm32f767_link.ld $(MCFLAGS_F7) --specs=nosys.specs $(INCLUDES_LIBS_F7)
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LDFLAGS_F722 =-T stm32f722_link.ld $(MCFLAGS_F7) --specs=nosys.specs $(INCLUDES_LIBS_F7)
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# Common flags
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CFLAGS=-Os -ffunction-sections -fdata-sections -fno-builtin -Wno-implicit -DCUSTOM_NEW -DNO_EXCEPTIONS
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@ -155,7 +158,7 @@ pi: release_f4
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pi-f722: GitVersion.h
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pi-f722: CFLAGS+=$(CFLAGS_F7) $(DEFS_PI_F722)
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pi-f722: CXXFLAGS+=$(CXXFLAGS_F7) $(DEFS_PI_F722)
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pi-f722: LDFLAGS+=$(LDFLAGS_F7)
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pi-f722: LDFLAGS+=$(LDFLAGS_F722)
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pi-f722: release_f7
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f4m: GitVersion.h
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@ -179,7 +182,7 @@ dis: release_f4
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f767: GitVersion.h
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f767: CFLAGS+=$(CFLAGS_F7) $(DEFS_NUCLEO_F767)
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f767: CXXFLAGS+=$(CXXFLAGS_F7) $(DEFS_NUCLEO_F767)
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f767: LDFLAGS+=$(LDFLAGS_F7)
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f767: LDFLAGS+=$(LDFLAGS_F767)
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f767: release_f7
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release_f4: $(BINDIR)
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@ -0,0 +1,137 @@
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/*
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* Copyright (C) 2017 by Andy Uribe CA6JAU
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* Required amount of heap and stack */
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_min_heap_size = 0x1000;
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_min_stack_size = 0x0800;
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/* The entry point in the interrupt vector table */
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ENTRY(Reset_Handler)
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/* Memory areas */
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MEMORY
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{
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ROM (rx) : ORIGIN = 0x08000000, LENGTH = 512K /* FLASH */
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 256K /* Main RAM */
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}
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/* Stack start address (end of 256K RAM) */
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_estack = ORIGIN(RAM) + LENGTH(RAM);
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SECTIONS
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{
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.text :
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{
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/* The interrupt vector table */
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. = ALIGN(4);
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KEEP(*(.isr_vector .isr_vector.*))
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/* The program code */
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. = ALIGN(4);
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*(.text .text*)
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*(.rodata .rodata*)
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/* ARM-Thumb code */
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*(.glue_7) *(.glue_7t)
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. = ALIGN(4);
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KEEP(*(.init))
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KEEP(*(.fini))
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/* EABI C++ global constructors support */
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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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/* EABI C++ global constructors support */
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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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/* EABI C++ global constructors support */
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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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} > ROM
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/* ARM sections containing exception unwinding information */
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.ARM.extab : {
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__extab_start = .;
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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__extab_end = .;
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} > ROM
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/* ARM index entries for section unwinding */
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.ARM.exidx : {
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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} > ROM
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/* Start address for the initialization values of the .data section */
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_sidata = .;
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/* The .data section (initialized data) */
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.data : AT ( _sidata )
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{
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. = ALIGN(4);
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_sdata = . ; /* Start address for the .data section */
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*(.data .data*)
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. = ALIGN(4);
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_edata = . ; /* End address for the .data section */
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} > RAM
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/* The .bss section (uninitialized data) */
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.bss :
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{
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. = ALIGN(4);
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_sbss = .; /* Start address for the .bss section */
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__bss_start__ = _sbss;
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*(.bss)
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = . ; /* End address for the .bss section */
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__bss_end__ = _ebss;
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} > RAM
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/* Space for heap and stack */
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.heap_stack :
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{
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end = . ; /* 'end' symbol defines heap location */
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_end = end ;
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. = . + _min_heap_size; /* Additional space for heap and stack */
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. = . + _min_stack_size;
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} > RAM
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/* Remove information from the standard libraries */
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/DISCARD/ :
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{
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libc.a ( * )
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libm.a ( * )
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libgcc.a ( * )
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}
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}
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