2 # (C) Copyright 2000-2002
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # See file CREDITS for list of people who contributed to this
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.
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.
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,
24 CROSS_COMPILE ?
= bfin-uclinux-
26 STANDALONE_LOAD_ADDR
= 0x1000 -m elf32bfin
28 CONFIG_BFIN_CPU
:= $(strip $(subst ",,$(CONFIG_BFIN_CPU)))
29 CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE
)))
30 CONFIG_ENV_OFFSET
:= $(strip $(subst ",,$(CONFIG_ENV_OFFSET)))
31 CONFIG_ENV_SIZE := $(strip $(subst ",,$(CONFIG_ENV_SIZE
)))
33 PLATFORM_RELFLAGS
+= -ffixed-P3
-fomit-frame-pointer
-mno-fdpic
34 PLATFORM_CPPFLAGS
+= -DCONFIG_BLACKFIN
36 LDFLAGS
+= --gc-sections
-m elf32bfin
37 PLATFORM_RELFLAGS
+= -ffunction-sections
-fdata-sections
39 ifneq (,$(CONFIG_BFIN_CPU
))
40 PLATFORM_RELFLAGS
+= -mcpu
=$(CONFIG_BFIN_CPU
)
43 ifneq ($(CONFIG_BFIN_BOOT_MODE
),BFIN_BOOT_BYPASS
)
44 ALL
+= $(obj
)u-boot.ldr
46 ifeq ($(CONFIG_ENV_IS_EMBEDDED_IN_LDR
),y
)
47 CREATE_LDR_ENV
= $(obj
)tools
/envcrc
--binary
> $(obj
)env-ldr.o
55 LDR_FLAGS-
$(CONFIG_BFIN_BOOTROM_USES_EVT1
) += -J
57 LDR_FLAGS
+= --bmode
$(subst BFIN_BOOT_
,,$(CONFIG_BFIN_BOOT_MODE
))
58 LDR_FLAGS
+= --use-vmas
59 LDR_FLAGS
+= --initcode
$(obj
)$(CPUDIR
)/initcode.o
60 ifneq ($(CONFIG_BFIN_BOOT_MODE
),BFIN_BOOT_UART
)
61 LDR_FLAGS-
$(CONFIG_ENV_IS_EMBEDDED_IN_LDR
) += \
62 --punchit
$$(($(CONFIG_ENV_OFFSET
))):$$(($(CONFIG_ENV_SIZE
))):$(obj
)env-ldr.o
64 ifneq (,$(findstring s
,$(MAKEFLAGS
)))
68 LDR_FLAGS
+= $(LDR_FLAGS-y
)
70 ifeq ($(wildcard $(TOPDIR
)/board
/$(BOARD
)/u-boot.lds
*),)
71 LDSCRIPT
= $(obj
)arch
/$(ARCH
)/lib
/u-boot.lds.S