Commit | Line | Data |
---|---|---|
8e1a6dd2 CZ |
1 | # |
2 | # This file is subject to the terms and conditions of the GNU General Public | |
3 | # License. See the file "COPYING" in the main directory of this archive | |
4 | # for more details. | |
5 | # | |
6 | # Copyright (C) 2001 - 2005 Tensilica Inc. | |
7 | # | |
8 | # This file is included by the global makefile so that you can add your own | |
9 | # architecture-specific flags and dependencies. Remember to do have actions | |
10 | # for "archclean" and "archdep" for cleaning up and making dependencies for | |
11 | # this architecture | |
12 | ||
13 | # Core configuration. | |
173d6681 | 14 | # (Use VAR=<xtensa_config> to use another default compiler.) |
8e1a6dd2 | 15 | |
173d6681 CZ |
16 | variant-$(CONFIG_XTENSA_VARIANT_FSF) := fsf |
17 | variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM) := custom | |
8e1a6dd2 | 18 | |
173d6681 CZ |
19 | VARIANT = $(variant-y) |
20 | export VARIANT | |
8e1a6dd2 CZ |
21 | |
22 | # Platform configuration | |
23 | ||
8e1a6dd2 CZ |
24 | platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000 |
25 | platform-$(CONFIG_XTENSA_PLATFORM_ISS) := iss | |
26 | ||
27 | PLATFORM = $(platform-y) | |
28 | export PLATFORM | |
29 | ||
b2444d34 | 30 | # temporarily until string.h is fixed |
a0f97e06 | 31 | KBUILD_CFLAGS += -ffreestanding |
b2444d34 | 32 | |
a0f97e06 | 33 | KBUILD_CFLAGS += -pipe -mlongcalls |
8e1a6dd2 | 34 | |
e7d163f7 | 35 | KBUILD_DEFCONFIG := iss_defconfig |
8e1a6dd2 CZ |
36 | |
37 | # ramdisk/initrd support | |
38 | # You need a compressed ramdisk image, named ramdisk.gz in | |
39 | # arch/xtensa/boot/ramdisk | |
40 | ||
41 | core-$(CONFIG_EMBEDDED_RAMDISK) += arch/xtensa/boot/ramdisk/ | |
42 | ||
43 | # Test for cross compiling | |
44 | ||
173d6681 | 45 | ifneq ($(VARIANT),) |
8e1a6dd2 CZ |
46 | COMPILE_ARCH = $(shell uname -m) |
47 | ||
48 | ifneq ($(COMPILE_ARCH), xtensa) | |
49 | ifndef CROSS_COMPILE | |
173d6681 | 50 | CROSS_COMPILE = xtensa_$(VARIANT)- |
8e1a6dd2 CZ |
51 | endif |
52 | endif | |
53 | endif | |
54 | ||
55 | # | |
56 | ||
a0f97e06 | 57 | LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) |
8e1a6dd2 CZ |
58 | |
59 | head-y := arch/xtensa/kernel/head.o | |
e7d163f7 CZ |
60 | core-y += arch/xtensa/kernel/ arch/xtensa/mm/ |
61 | ifneq ($(PLATFORM),) | |
62 | core-y += arch/xtensa/platform-$(PLATFORM)/ | |
63 | endif | |
8e1a6dd2 CZ |
64 | libs-y += arch/xtensa/lib/ $(LIBGCC) |
65 | ||
e7d163f7 CZ |
66 | boot := arch/xtensa/boot |
67 | ||
68 | archinc := include/asm-xtensa | |
8e1a6dd2 | 69 | |
5bb78269 | 70 | archprepare: $(archinc)/.platform |
8e1a6dd2 | 71 | |
173d6681 | 72 | # Update processor variant and platform symlinks if something which affects |
8e1a6dd2 CZ |
73 | # them changed. |
74 | ||
2e3646e5 | 75 | $(archinc)/.platform: $(wildcard include/config/arch/*.h) include/config/auto.conf |
173d6681 | 76 | @echo ' SYMLINK $(archinc)/variant -> $(archinc)/variant-$(VARIANT)' |
e7d163f7 | 77 | $(Q)mkdir -p $(archinc) |
173d6681 | 78 | $(Q)ln -fsn $(srctree)/$(archinc)/variant-$(VARIANT) $(archinc)/variant |
e7d163f7 CZ |
79 | @echo ' SYMLINK $(archinc)/platform -> $(archinc)/platform-$(PLATFORM)' |
80 | $(Q)ln -fsn $(srctree)/$(archinc)/platform-$(PLATFORM) $(archinc)/platform | |
81 | @touch $@ | |
82 | ||
8e1a6dd2 CZ |
83 | |
84 | all: zImage | |
85 | ||
86 | bzImage : zImage | |
87 | ||
88 | zImage zImage.initrd: vmlinux | |
89 | $(Q)$(MAKE) $(build)=$(boot) $@ | |
90 | ||
0013a854 | 91 | CLEAN_FILES += arch/xtensa/vmlinux.lds \ |
173d6681 | 92 | $(archinc)/platform $(archinc)/variant \ |
e7d163f7 | 93 | $(archinc)/.platform |
8e1a6dd2 CZ |
94 | |
95 | define archhelp | |
96 | @echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)' | |
97 | endef | |
98 |