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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-09-09 09:34:23 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-09-09 09:34:23 +0000 |
| commit | 983ea65e869429a1da8590da9adaee2ca3ef9fc1 (patch) | |
| tree | 0af976b46a31ff58a8065239057a1cc2f2907b76 /os/common/ports/ARMCMx/compilers/GCC/rules.mk | |
| parent | 69e460cf3d27b4604e1787b0525a547d8fb53110 (diff) | |
| download | ChibiOS-983ea65e869429a1da8590da9adaee2ca3ef9fc1.tar.gz ChibiOS-983ea65e869429a1da8590da9adaee2ca3ef9fc1.tar.bz2 ChibiOS-983ea65e869429a1da8590da9adaee2ca3ef9fc1.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6281 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/common/ports/ARMCMx/compilers/GCC/rules.mk')
| -rw-r--r-- | os/common/ports/ARMCMx/compilers/GCC/rules.mk | 41 |
1 files changed, 36 insertions, 5 deletions
diff --git a/os/common/ports/ARMCMx/compilers/GCC/rules.mk b/os/common/ports/ARMCMx/compilers/GCC/rules.mk index 33531d201..7b1cfb68a 100644 --- a/os/common/ports/ARMCMx/compilers/GCC/rules.mk +++ b/os/common/ports/ARMCMx/compilers/GCC/rules.mk @@ -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),)
|