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karo: merge with Ka-Ro specific tree for secure boot support
[karo-tx-uboot.git] / arch / arc / Makefile
1 #
2 # SPDX-License-Identifier:      GPL-2.0+
3 #
4
5 head-y := arch/arc/cpu/$(CPU)/start.o
6
7 libs-y += arch/arc/cpu/$(CPU)/
8 libs-y += arch/arc/lib/
9
10 # MetaWare debugger doesn't support PIE (position-independent executable)
11 # so the only way to load U-Boot in MDB is to fake it by:
12 #   1. Reset PIE flag in ELF header
13 #   2. Strip all debug information from elf
14 ifdef CONFIG_SYS_LITTLE_ENDIAN
15         EXEC_TYPE_OFFSET=16
16 else
17         EXEC_TYPE_OFFSET=17
18 endif
19
20 mdbtrick: u-boot
21         $(Q)printf '\x02' | dd of=u-boot bs=1 seek=$(EXEC_TYPE_OFFSET) count=1 \
22                 conv=notrunc &> /dev/null
23         $(Q)$(CROSS_COMPILE)strip -g u-boot