blob: f0909e95d2e1e7230d24a18e739dfda0339f1e27 [file] [log] [blame]
Wolfgang Denk6cb142f2006-03-12 02:12:27 +01001#
2# (C) Copyright 2000-2002
3# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4#
5# See file CREDITS for list of people who contributed to this
6# project.
7#
8# This program is free software; you can redistribute it and/or
9# modify it under the terms of the GNU General Public License as
10# published by the Free Software Foundation; either version 2 of
11# the License, or (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program; if not, write to the Free Software
20# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21# MA 02111-1307 USA
22#
23
Mike Frysinger1ea6bcd2009-06-14 23:33:14 -040024CROSS_COMPILE ?= bfin-uclinux-
25
Wolfgang Denk8ae86b72011-02-04 14:25:17 +010026CONFIG_STANDALONE_LOAD_ADDR ?= 0x1000 -m elf32bfin
Mike Frysinger262ae0a2009-09-03 23:12:47 -040027
Mike Frysingerfbcf8e82010-12-23 14:58:37 -050028ifeq ($(CONFIG_BFIN_CPU),)
29CONFIG_BFIN_CPU := \
30 $(shell awk '$$2 == "CONFIG_BFIN_CPU" { print $$3 }' \
31 $(src)include/configs/$(BOARD).h)
32else
33CONFIG_BFIN_CPU := $(strip $(subst ",,$(CONFIG_BFIN_CPU)))
34endif
Mike Frysinger9171fc82008-03-30 15:46:13 -040035CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE)))
36
Robin Getzc4db3352009-08-17 15:23:02 +000037PLATFORM_RELFLAGS += -ffixed-P3 -fomit-frame-pointer -mno-fdpic
Mike Frysinger00036132008-02-04 19:26:55 -050038PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN
Mike Frysinger0858b832008-02-04 19:26:55 -050039
Haiying Wang6dc1eceb2011-02-22 16:38:05 -050040LDFLAGS_FINAL += --gc-sections
Nobuhiro Iwamatsu8aba9dc2011-01-06 10:23:54 +090041LDFLAGS += -m elf32bfin
Mike Frysinger6957a622008-10-24 18:18:16 -040042PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections
43
Mike Frysingerf7ce12c2008-02-18 05:26:48 -050044PLATFORM_RELFLAGS += -mcpu=$(CONFIG_BFIN_CPU)
Mike Frysingerf7ce12c2008-02-18 05:26:48 -050045
Mike Frysinger3e883372009-06-15 00:25:19 -040046ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
47ALL += $(obj)u-boot.ldr
48endif
Mike Frysinger76d82182009-07-21 22:17:36 -040049ifeq ($(CONFIG_ENV_IS_EMBEDDED_IN_LDR),y)
50CREATE_LDR_ENV = $(obj)tools/envcrc --binary > $(obj)env-ldr.o
Mike Frysinger48c00fe2010-09-26 07:00:38 +000051HOSTCFLAGS_NOPED += \
52 $(shell $(CPP) -dD - -mcpu=$(CONFIG_BFIN_CPU) </dev/null \
53 | awk '$$2 ~ /ADSP/ { print "-D" $$2 }')
Mike Frysinger76d82182009-07-21 22:17:36 -040054else
55CREATE_LDR_ENV =
56endif
Mike Frysinger3e883372009-06-15 00:25:19 -040057
Mike Frysinger0858b832008-02-04 19:26:55 -050058SYM_PREFIX = _
Mike Frysinger94a91e22008-02-04 19:26:57 -050059
Mike Frysinger02778f22009-04-24 23:39:41 -040060LDR_FLAGS-y :=
61LDR_FLAGS-$(CONFIG_BFIN_BOOTROM_USES_EVT1) += -J
62
Mike Frysinger746290d2008-08-07 18:55:30 -040063LDR_FLAGS += --bmode $(subst BFIN_BOOT_,,$(CONFIG_BFIN_BOOT_MODE))
Mike Frysinger94a91e22008-02-04 19:26:57 -050064LDR_FLAGS += --use-vmas
Peter Tyser03b70042010-04-12 22:28:02 -050065LDR_FLAGS += --initcode $(obj)$(CPUDIR)/initcode.o
Mike Frysinger67c28292008-10-06 04:42:33 -040066ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_UART)
Mike Frysinger76d82182009-07-21 22:17:36 -040067LDR_FLAGS-$(CONFIG_ENV_IS_EMBEDDED_IN_LDR) += \
68 --punchit $$(($(CONFIG_ENV_OFFSET))):$$(($(CONFIG_ENV_SIZE))):$(obj)env-ldr.o
Mike Frysinger67c28292008-10-06 04:42:33 -040069endif
Mike Frysingerf7ce12c2008-02-18 05:26:48 -050070ifneq (,$(findstring s,$(MAKEFLAGS)))
Mike Frysinger94a91e22008-02-04 19:26:57 -050071LDR_FLAGS += --quiet
72endif
Mike Frysinger02778f22009-04-24 23:39:41 -040073
74LDR_FLAGS += $(LDR_FLAGS-y)
Mike Frysinger9ff67e52009-06-14 06:29:07 -040075
Mike Frysingerec4c6932010-12-23 14:19:23 -050076# Set some default LDR flags based on boot mode.
77LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
78
Mike Frysinger9ff67e52009-06-14 06:29:07 -040079ifeq ($(wildcard $(TOPDIR)/board/$(BOARD)/u-boot.lds*),)
Peter Tyserea0364f2010-04-12 22:28:04 -050080LDSCRIPT = $(obj)arch/$(ARCH)/lib/u-boot.lds.S
Mike Frysinger9ff67e52009-06-14 06:29:07 -040081endif
Mike Frysingerfbb21ff2010-12-23 14:13:41 -050082
83ifneq ($(CONFIG_SYS_TEXT_BASE),)
84$(error do not set CONFIG_SYS_TEXT_BASE for Blackfin boards)
85endif