git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6281 35acf78f-673a-0410-8e92-d51de3d6d3f4

master
gdisirio 2013-09-09 09:34:23 +00:00
parent 69e460cf3d
commit 983ea65e86
9 changed files with 58 additions and 820 deletions

View File

@ -41,8 +41,19 @@ endif
# Architecture or project specific options
#
# Stack size to be allocated to the Cortex-M process stack. This stack is
# the stack used by the main() thread.
ifeq ($(USE_PROCESS_STACKSIZE),)
USE_PROCESS_STACKSIZE = 0x100
endif
# Stack size to the allocated to the Cortex-M main/exceptions stack. This
# stack is used for processing interrupts and exceptions.
ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
USE_EXCEPTIONS_STACKSIZE = 0x400
endif
# Enables the use of FPU on Cortex-M4.
# Enable this if you really want to use the STM FWLib.
ifeq ($(USE_FPU),)
USE_FPU = no
endif
@ -74,7 +85,7 @@ include $(CHIBIOS)/os/nil/ports/ARMCMx/compilers/GCC/mk/port_stm32f30x.mk
#include $(CHIBIOS)/test/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/STM32F303xC.ld
LDSCRIPT = $(PORTLD)/STM32F303xC.ld
# C sources that can be compiled in ARM or THUMB mode depending on the global
# setting.
@ -160,29 +171,6 @@ CPPWARN = -Wall -Wextra
# Compiler settings
##############################################################################
##############################################################################
# Start of default section
#
# List all default C defines here, like -D_DEBUG=1
DDEFS =
# List all default ASM defines here, like -D_DEBUG=1
DADEFS =
# List all default directories to look for include files here
DINCDIR =
# List the default directory to look for the libraries here
DLIBDIR =
# List all default libraries here
DLIBS =
#
# End of default section
##############################################################################
##############################################################################
# Start of user section
#
@ -206,15 +194,6 @@ ULIBS =
# End of user defines
##############################################################################
ifeq ($(USE_FPU),yes)
USE_OPT += -mfloat-abi=softfp -mfpu=fpv4-sp-d16 -fsingle-precision-constant
DDEFS += -DCORTEX_USE_FPU=TRUE
DADEFS += -DCORTEX_USE_FPU=TRUE
else
DDEFS += -DCORTEX_USE_FPU=FALSE
DADEFS += -DCORTEX_USE_FPU=FALSE
endif
ifeq ($(USE_FWLIB),yes)
include $(CHIBIOS)/ext/stm32lib/stm32lib.mk
CSRC += $(STM32SRC)
@ -222,4 +201,5 @@ ifeq ($(USE_FWLIB),yes)
USE_OPT += -DUSE_STDPERIPH_DRIVER
endif
include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/rules.mk
RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC
include $(RULESPATH)/rules.mk

View File

@ -21,133 +21,10 @@
/*
* ST32F051x8 memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 64k
ram : org = 0x20000000, len = 8k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(Reset_Handler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -21,9 +21,6 @@
/*
* ST32F303xC memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 256k
@ -31,124 +28,4 @@ MEMORY
ccmram : org = 0x10000000, len = 8k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(Reset_Handler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -21,133 +21,10 @@
/*
* ST32F373xC memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 256k
ram : org = 0x20000000, len = 32k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(Reset_Handler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -21,9 +21,6 @@
/*
* ST32F405xG memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 1M
@ -32,124 +29,4 @@ MEMORY
ccmram : org = 0x10000000, len = 64k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(ResetHandler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -21,9 +21,6 @@
/*
* ST32F407xG memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 1M
@ -32,124 +29,4 @@ MEMORY
ccmram : org = 0x10000000, len = 64k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(Reset_Handler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -21,133 +21,10 @@
/*
* ST32L152xB memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 128k
ram : org = 0x20000000, len = 16k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
ENTRY(ResetHandler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text.startup.*)
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
__main_stack_base__ = .;
. += __main_stack_size__;
. = ALIGN(8);
__main_stack_end__ = .;
__process_stack_base__ = .;
__main_thread_stack_base__ = .;
. += __process_stack_size__;
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;
INCLUDE rules.ld

View File

@ -18,20 +18,6 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* ST32F407xG memory setup.
*/
__main_stack_size__ = 0x0400;
__process_stack_size__ = 0x0200;
MEMORY
{
flash : org = 0x08000000, len = 1M
ram : org = 0x20000000, len = 112k
ethram : org = 0x2001C000, len = 16k
ccmram : org = 0x10000000, len = 64k
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
@ -119,28 +105,7 @@ SECTIONS
. = ALIGN(8);
__process_stack_end__ = .;
__main_thread_stack_end__ = .;
} > ccmram
.ccm :
{
PROVIDE(_cmm_start = .);
. = ALIGN(4);
*(.bss.mainthread.*)
. = ALIGN(4);
*(.bss._idle_thread_wa)
. = ALIGN(4);
*(.bss.rlist)
. = ALIGN(4);
*(.bss.vtlist)
. = ALIGN(4);
*(.bss.endmem)
. = ALIGN(4);
*(.bss.nextmem)
. = ALIGN(4);
*(.bss.default_heap)
. = ALIGN(4);
PROVIDE(_cmm_end = .);
} > ccmram
} > ram
.data :
{

View File

@ -1,5 +1,40 @@
# ARM Cortex-Mx common makefile scripts and rules.
##############################################################################
# Processing options coming from the upper Makefile.
#
# FPU-related options
ifeq ($(USE_FPU),yes)
USE_OPT += -mfloat-abi=softfp -mfpu=fpv4-sp-d16 -fsingle-precision-constant
DDEFS += -DCORTEX_USE_FPU=TRUE
DADEFS += -DCORTEX_USE_FPU=TRUE
else
DDEFS += -DCORTEX_USE_FPU=FALSE
DADEFS += -DCORTEX_USE_FPU=FALSE
endif
# Garbage collection
ifeq ($(USE_LINK_GC),yes)
LDOPT := --gc-sections
else
LDOPT :=
endif
# Process stack size
ifeq ($(USE_PROCESS_STACKSIZE),)
LDOPT := $(LDOPT),--defsym=__process_stack_size__=0x400
else
LDOPT := $(LDOPT),--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE)
endif
# Exceptions stack size
ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
LDOPT := $(LDOPT),--defsym=__main_stack_size__=0x400
else
LDOPT := $(LDOPT),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE)
endif
# Output directory and files
ifeq ($(BUILDDIR),)
BUILDDIR = build
@ -61,11 +96,7 @@ ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(LSTDIR)/$(notdir $(<:.s=.lst)) $(ADEFS)
ASXFLAGS = $(MCFLAGS) -Wa,-amhls=$(LSTDIR)/$(notdir $(<:.S=.lst)) $(ADEFS)
CFLAGS = $(MCFLAGS) $(OPT) $(COPT) $(CWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.c=.lst)) $(DEFS)
CPPFLAGS = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.cpp=.lst)) $(DEFS)
ifeq ($(USE_LINK_GC),yes)
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--gc-sections $(LLIBDIR)
else
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch $(LLIBDIR)
endif
LDFLAGS = $(MCFLAGS) -nostartfiles $(LLIBDIR) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--library-path=$(RULESPATH),--script=$(LDSCRIPT),$(LDOPT)
# Thumb interwork enabled only if needed because it kills performance.
ifneq ($(TSRC),)