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https://github.com/brain-hackers/u-boot-brain
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![Mike Frysinger](/assets/img/avatar_default.png)
Avoid overhead of computing this value multiple times. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
83 lines
2.5 KiB
Makefile
83 lines
2.5 KiB
Makefile
#
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# (C) Copyright 2000-2002
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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CROSS_COMPILE ?= bfin-uclinux-
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CONFIG_STANDALONE_LOAD_ADDR ?= 0x1000 -m elf32bfin
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ifeq ($(CONFIG_BFIN_CPU),)
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CONFIG_BFIN_CPU := \
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$(shell awk '$$2 == "CONFIG_BFIN_CPU" { print $$3 }' \
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$(src)include/configs/$(BOARD).h)
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else
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CONFIG_BFIN_CPU := $(strip $(subst ",,$(CONFIG_BFIN_CPU)))
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endif
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CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE)))
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PLATFORM_RELFLAGS += -ffixed-P3 -fomit-frame-pointer -mno-fdpic
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PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN
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LDFLAGS_FINAL += --gc-sections
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LDFLAGS += -m elf32bfin
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PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections
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PLATFORM_RELFLAGS += -mcpu=$(CONFIG_BFIN_CPU)
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ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
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ALL-y += $(obj)u-boot.ldr
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endif
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ifeq ($(CONFIG_ENV_IS_EMBEDDED_IN_LDR),y)
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CREATE_LDR_ENV = $(obj)tools/envcrc --binary > $(obj)env-ldr.o
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HOSTCFLAGS_NOPED_ADSP := \
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$(shell $(CPP) -dD - -mcpu=$(CONFIG_BFIN_CPU) </dev/null \
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| awk '$$2 ~ /ADSP/ { print "-D" $$2 }')
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HOSTCFLAGS_NOPED += $(HOSTCFLAGS_NOPED_ADSP)
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else
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CREATE_LDR_ENV =
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endif
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SYM_PREFIX = _
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LDR_FLAGS-y :=
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LDR_FLAGS-$(CONFIG_BFIN_BOOTROM_USES_EVT1) += -J
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LDR_FLAGS += --bmode $(subst BFIN_BOOT_,,$(CONFIG_BFIN_BOOT_MODE))
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LDR_FLAGS += --use-vmas
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LDR_FLAGS += --initcode $(obj)$(CPUDIR)/initcode.o
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ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_UART)
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LDR_FLAGS-$(CONFIG_ENV_IS_EMBEDDED_IN_LDR) += \
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--punchit $$(($(CONFIG_ENV_OFFSET))):$$(($(CONFIG_ENV_SIZE))):$(obj)env-ldr.o
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endif
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ifneq (,$(findstring s,$(MAKEFLAGS)))
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LDR_FLAGS += --quiet
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endif
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LDR_FLAGS += $(LDR_FLAGS-y)
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# Set some default LDR flags based on boot mode.
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LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
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ifneq ($(CONFIG_SYS_TEXT_BASE),)
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$(error do not set CONFIG_SYS_TEXT_BASE for Blackfin boards)
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endif
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