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 CONFIG_STANDALONE_LOAD_ADDR ?
= 0x1000 -m elf32bfin
28 ifeq ($(CONFIG_BFIN_CPU
),)
30 $(shell awk
'$$2 == "CONFIG_BFIN_CPU" { print $$3 }' \
31 $(src
)include/configs
/$(BOARD
).h
)
33 CONFIG_BFIN_CPU
:= $(strip $(subst ",,$(CONFIG_BFIN_CPU)))
35 CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE
)))
37 PLATFORM_RELFLAGS
+= -ffixed-P3
-fomit-frame-pointer
-mno-fdpic
38 PLATFORM_CPPFLAGS
+= -DCONFIG_BLACKFIN
40 LDFLAGS_FINAL
+= --gc-sections
41 LDFLAGS
+= -m elf32bfin
42 PLATFORM_RELFLAGS
+= -ffunction-sections
-fdata-sections
44 PLATFORM_RELFLAGS
+= -mcpu
=$(CONFIG_BFIN_CPU
)
46 ifneq ($(CONFIG_BFIN_BOOT_MODE
),BFIN_BOOT_BYPASS
)
47 ALL
+= $(obj
)u-boot.ldr
49 ifeq ($(CONFIG_ENV_IS_EMBEDDED_IN_LDR
),y
)
50 CREATE_LDR_ENV
= $(obj
)tools
/envcrc
--binary
> $(obj
)env-ldr.o
52 $(shell $(CPP
) -dD
- -mcpu
=$(CONFIG_BFIN_CPU
) </dev
/null \
53 | awk
'$$2 ~ /ADSP/ { print "-D" $$2 }')
61 LDR_FLAGS-
$(CONFIG_BFIN_BOOTROM_USES_EVT1
) += -J
63 LDR_FLAGS
+= --bmode
$(subst BFIN_BOOT_
,,$(CONFIG_BFIN_BOOT_MODE
))
64 LDR_FLAGS
+= --use-vmas
65 LDR_FLAGS
+= --initcode
$(obj
)$(CPUDIR
)/initcode.o
66 ifneq ($(CONFIG_BFIN_BOOT_MODE
),BFIN_BOOT_UART
)
67 LDR_FLAGS-
$(CONFIG_ENV_IS_EMBEDDED_IN_LDR
) += \
68 --punchit
$$(($(CONFIG_ENV_OFFSET
))):$$(($(CONFIG_ENV_SIZE
))):$(obj
)env-ldr.o
70 ifneq (,$(findstring s
,$(MAKEFLAGS
)))
74 LDR_FLAGS
+= $(LDR_FLAGS-y
)
76 # Set some default LDR flags based on boot mode.
77 LDR_FLAGS
+= $(LDR_FLAGS-
$(CONFIG_BFIN_BOOT_MODE
))
79 ifneq ($(CONFIG_SYS_TEXT_BASE
),)
80 $(error do not set CONFIG_SYS_TEXT_BASE for Blackfin boards
)