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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) 2013 Altera Corporation | |
7 | # Copyright (C) 1994, 95, 96, 2003 by Wind River Systems | |
8 | # Written by Fredrik Markstrom | |
9 | # | |
10 | # This file is included by the global makefile so that you can add your own | |
11 | # architecture-specific flags and dependencies. Remember to do have actions | |
12 | # for "archclean" cleaning up for this architecture. | |
13 | # | |
14 | # Nios2 port by Wind River Systems Inc trough: | |
15 | # fredrik.markstrom@gmail.com and ivarholmqvist@gmail.com | |
16 | ||
d1e4ef04 PB |
17 | KBUILD_DEFCONFIG := 3c120_defconfig |
18 | ||
2fc8483f LFT |
19 | UTS_SYSNAME = Linux |
20 | ||
21 | export MMU | |
22 | ||
23 | LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) | |
24 | ||
25 | KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__ | |
26 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SUPPORT),-mhw-mul,-mno-hw-mul) | |
27 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_SUPPORT),-mhw-mulx,-mno-hw-mulx) | |
28 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SUPPORT),-mhw-div,-mno-hw-div) | |
29 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPORT),-mcustom-fpu-cfg=60-1,) | |
30 | ||
31 | KBUILD_CFLAGS += -fno-optimize-sibling-calls | |
32 | KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME)\" | |
33 | KBUILD_CFLAGS += -fno-builtin | |
34 | KBUILD_CFLAGS += -G 0 | |
35 | ||
36 | head-y := arch/nios2/kernel/head.o | |
37 | libs-y += arch/nios2/lib/ $(LIBGCC) | |
38 | core-y += arch/nios2/kernel/ arch/nios2/mm/ | |
39 | core-y += arch/nios2/platform/ | |
40 | ||
41 | INSTALL_PATH ?= /tftpboot | |
42 | nios2-boot := arch/$(ARCH)/boot | |
43 | BOOT_TARGETS = vmImage zImage | |
44 | PHONY += $(BOOT_TARGETS) install | |
45 | KBUILD_IMAGE := $(nios2-boot)/vmImage | |
46 | ||
47 | ifneq ($(CONFIG_NIOS2_DTB_SOURCE),"") | |
48 | core-y += $(nios2-boot)/ | |
49 | endif | |
50 | ||
51 | all: vmImage | |
52 | ||
53 | archclean: | |
54 | $(Q)$(MAKE) $(clean)=$(nios2-boot) | |
55 | ||
56 | %.dtb: | |
57 | $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@ | |
58 | ||
59 | dtbs: | |
60 | $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@ | |
61 | ||
62 | $(BOOT_TARGETS): vmlinux | |
63 | $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@ | |
64 | ||
65 | install: | |
66 | $(Q)$(MAKE) $(build)=$(nios2-boot) BOOTIMAGE=$(KBUILD_IMAGE) install | |
67 | ||
68 | define archhelp | |
69 | echo '* vmImage - Kernel-only image for U-Boot ($(KBUILD_IMAGE))' | |
70 | echo ' install - Install kernel using' | |
71 | echo ' (your) ~/bin/$(INSTALLKERNEL) or' | |
72 | echo ' (distribution) /sbin/$(INSTALLKERNEL) or' | |
73 | echo ' install to $$(INSTALL_PATH)' | |
74 | echo ' dtbs - Build device tree blobs for enabled boards' | |
75 | endef |