Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 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 |
Masahiro Yamada | 8212f89 | 2021-10-13 15:36:22 +0900 | [diff] [blame] | 11 | # architecture-specific flags and dependencies. |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 12 | # |
| 13 | # Nios2 port by Wind River Systems Inc trough: |
| 14 | # fredrik.markstrom@gmail.com and ivarholmqvist@gmail.com |
| 15 | |
Paul Bolle | d1e4ef0 | 2014-12-11 10:49:36 +0800 | [diff] [blame] | 16 | KBUILD_DEFCONFIG := 3c120_defconfig |
| 17 | |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 18 | UTS_SYSNAME = Linux |
| 19 | |
| 20 | export MMU |
| 21 | |
Marek Vasut | fb75a2b | 2016-05-17 14:01:18 +0800 | [diff] [blame] | 22 | LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name) |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 23 | |
Marek Vasut | a89988a | 2017-04-19 13:19:00 +0200 | [diff] [blame] | 24 | KBUILD_AFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION) |
| 25 | |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 26 | KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__ |
Marek Vasut | a89988a | 2017-04-19 13:19:00 +0200 | [diff] [blame] | 27 | KBUILD_CFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION) |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 28 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SUPPORT),-mhw-mul,-mno-hw-mul) |
| 29 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_SUPPORT),-mhw-mulx,-mno-hw-mulx) |
| 30 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SUPPORT),-mhw-div,-mno-hw-div) |
Marek Vasut | 2346083 | 2017-04-19 13:19:01 +0200 | [diff] [blame] | 31 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_BMX_SUPPORT),-mbmx,-mno-bmx) |
Marek Vasut | edebea9 | 2017-04-19 13:19:02 +0200 | [diff] [blame] | 32 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_CDX_SUPPORT),-mcdx,-mno-cdx) |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 33 | KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPORT),-mcustom-fpu-cfg=60-1,) |
| 34 | |
| 35 | KBUILD_CFLAGS += -fno-optimize-sibling-calls |
| 36 | KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME)\" |
| 37 | KBUILD_CFLAGS += -fno-builtin |
| 38 | KBUILD_CFLAGS += -G 0 |
| 39 | |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 40 | libs-y += arch/nios2/lib/ $(LIBGCC) |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 41 | |
| 42 | INSTALL_PATH ?= /tftpboot |
| 43 | nios2-boot := arch/$(ARCH)/boot |
| 44 | BOOT_TARGETS = vmImage zImage |
| 45 | PHONY += $(BOOT_TARGETS) install |
| 46 | KBUILD_IMAGE := $(nios2-boot)/vmImage |
| 47 | |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 48 | all: vmImage |
| 49 | |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 50 | $(BOOT_TARGETS): vmlinux |
| 51 | $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@ |
| 52 | |
| 53 | install: |
Masahiro Yamada | f774f5b | 2022-05-03 11:47:16 +0900 | [diff] [blame] | 54 | $(call cmd,install) |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 55 | |
| 56 | define archhelp |
| 57 | echo '* vmImage - Kernel-only image for U-Boot ($(KBUILD_IMAGE))' |
| 58 | echo ' install - Install kernel using' |
| 59 | echo ' (your) ~/bin/$(INSTALLKERNEL) or' |
| 60 | echo ' (distribution) /sbin/$(INSTALLKERNEL) or' |
| 61 | echo ' install to $$(INSTALL_PATH)' |
Ley Foon Tan | 2fc8483 | 2014-11-06 15:20:19 +0800 | [diff] [blame] | 62 | endef |