4 # This file is included by the global makefile so that you can add your own
5 # architecture-specific flags and dependencies. Remember to do have actions
6 # for "archclean" and "archdep" for cleaning up and making dependencies for
9 # This file is subject to the terms and conditions of the GNU General Public
10 # License. See the file "COPYING" in the main directory of this archive
13 # Copyright (c) 2003, 2004 Red Hat Inc.
14 # - Written by David Howells <dhowells@redhat.com>
15 # - Derived from arch/m68knommu/Makefile,
16 # Copyright (c) 1999,2001 D. Jeff Dionne <jeff@lineo.ca>,
17 # Rt-Control Inc. / Lineo, Inc.
19 # Copyright (C) 1998,1999 D. Jeff Dionne <jeff@uclinux.org>,
20 # Kenneth Albanowski <kjahds@kjahds.com>,
22 # Based on arch/m68k/Makefile:
23 # Copyright (C) 1994 by Hamish Macdonald
26 CCSPECS
:= $(shell $(CC
) -v
2>&1 | grep
"^Reading specs from " | head
-1 | cut
-c20-
)
27 CCDIR
:= $(strip $(patsubst %/specs
,%,$(CCSPECS
)))
30 # test for cross compiling
31 COMPILE_ARCH
= $(shell uname
-m
)
34 UTS_SYSNAME
= -DUTS_SYSNAME
=\"Linux
\"
36 UTS_SYSNAME
= -DUTS_SYSNAME
=\"uClinux
\"
39 ARCHMODFLAGS
+= -G0
-mlong-calls
41 ifdef CONFIG_GPREL_DATA_8
44 ifdef CONFIG_GPREL_DATA_4
47 ifdef CONFIG_GPREL_DATA_NONE
53 #LDFLAGS_vmlinux := -Map linkmap.txt
55 ifdef CONFIG_GC_SECTIONS
56 KBUILD_CFLAGS
+= -ffunction-sections
-fdata-sections
57 LINKFLAGS
+= --gc-sections
60 ifndef CONFIG_FRAME_POINTER
61 KBUILD_CFLAGS
+= -mno-linked-fp
64 ifdef CONFIG_CPU_FR451_COMPILE
65 KBUILD_CFLAGS
+= -mcpu
=fr450
66 KBUILD_AFLAGS
+= -mcpu
=fr450
67 ASFLAGS
+= -mcpu
=fr450
69 ifdef CONFIG_CPU_FR551_COMPILE
70 KBUILD_CFLAGS
+= -mcpu
=fr550
71 KBUILD_AFLAGS
+= -mcpu
=fr550
72 ASFLAGS
+= -mcpu
=fr550
74 KBUILD_CFLAGS
+= -mcpu
=fr400
75 KBUILD_AFLAGS
+= -mcpu
=fr400
76 ASFLAGS
+= -mcpu
=fr400
80 # pretend the kernel is going to run on an FR400 with no media-fp unit
81 # - reserve CC3 for use with atomic ops
82 # - all the extra registers are dealt with only at context switch time
83 KBUILD_CFLAGS
+= -mno-fdpic
-mgpr-32
-msoft-float
-mno-media
84 KBUILD_CFLAGS
+= -ffixed-fcc3
-ffixed-cc3
-ffixed-gr15
-ffixed-icc2
85 KBUILD_AFLAGS
+= -mno-fdpic
88 # make sure the .S files get compiled with debug info
89 # and disable optimisations that are unhelpful whilst debugging
90 ifdef CONFIG_DEBUG_INFO
92 KBUILD_AFLAGS
+= -Wa
,--gdwarf2
93 ASFLAGS
+= -Wa
,--gdwarf2
96 head-y
:= arch
/frv
/kernel
/head.o arch
/frv
/kernel
/init_task.o
98 core-y
+= arch
/frv
/kernel
/ arch
/frv
/mm
/
99 libs-y
+= arch
/frv
/lib
/
101 core-
$(CONFIG_MB93090_MB00
) += arch
/frv
/mb93090-mb00
/
106 $(Q
)$(MAKE
) $(build
)=arch
/frv
/boot
$@
109 $(Q
)$(MAKEBOOT
) bootstrap
112 $(Q
)$(MAKE
) $(clean)=arch
/frv
/boot
114 archdep
: scripts
/mkdep symlinks
115 $(Q
)$(MAKE
) $(build
)=arch
/frv
/boot dep
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