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6cb142fa WD |
1 | # |
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 | ||
1ea6bcd8 MF |
24 | CROSS_COMPILE ?= bfin-uclinux- |
25 | ||
8ae86b76 | 26 | CONFIG_STANDALONE_LOAD_ADDR ?= 0x1000 -m elf32bfin |
262ae0a6 | 27 | |
fbcf8e8c MF |
28 | ifeq ($(CONFIG_BFIN_CPU),) |
29 | CONFIG_BFIN_CPU := \ | |
30 | $(shell awk '$$2 == "CONFIG_BFIN_CPU" { print $$3 }' \ | |
31 | $(src)include/configs/$(BOARD).h) | |
32 | else | |
33 | CONFIG_BFIN_CPU := $(strip $(subst ",,$(CONFIG_BFIN_CPU))) | |
34 | endif | |
9171fc81 MF |
35 | CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE))) |
36 | ||
c4db335c | 37 | PLATFORM_RELFLAGS += -ffixed-P3 -fomit-frame-pointer -mno-fdpic |
0003613e | 38 | PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN |
0858b835 | 39 | |
6dc1eceb | 40 | LDFLAGS_FINAL += --gc-sections |
8aba9dce | 41 | LDFLAGS += -m elf32bfin |
6957a620 MF |
42 | PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections |
43 | ||
f7ce12cb | 44 | PLATFORM_RELFLAGS += -mcpu=$(CONFIG_BFIN_CPU) |
f7ce12cb | 45 | |
3e88337b | 46 | ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS) |
4e0fbb98 | 47 | ALL-y += $(obj)u-boot.ldr |
3e88337b | 48 | endif |
76d82187 MF |
49 | ifeq ($(CONFIG_ENV_IS_EMBEDDED_IN_LDR),y) |
50 | CREATE_LDR_ENV = $(obj)tools/envcrc --binary > $(obj)env-ldr.o | |
48c00fe2 MF |
51 | HOSTCFLAGS_NOPED += \ |
52 | $(shell $(CPP) -dD - -mcpu=$(CONFIG_BFIN_CPU) </dev/null \ | |
53 | | awk '$$2 ~ /ADSP/ { print "-D" $$2 }') | |
76d82187 MF |
54 | else |
55 | CREATE_LDR_ENV = | |
56 | endif | |
3e88337b | 57 | |
0858b835 | 58 | SYM_PREFIX = _ |
94a91e24 | 59 | |
02778f2f MF |
60 | LDR_FLAGS-y := |
61 | LDR_FLAGS-$(CONFIG_BFIN_BOOTROM_USES_EVT1) += -J | |
62 | ||
746290df | 63 | LDR_FLAGS += --bmode $(subst BFIN_BOOT_,,$(CONFIG_BFIN_BOOT_MODE)) |
94a91e24 | 64 | LDR_FLAGS += --use-vmas |
03b7004d | 65 | LDR_FLAGS += --initcode $(obj)$(CPUDIR)/initcode.o |
67c2829b | 66 | ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_UART) |
76d82187 MF |
67 | LDR_FLAGS-$(CONFIG_ENV_IS_EMBEDDED_IN_LDR) += \ |
68 | --punchit $$(($(CONFIG_ENV_OFFSET))):$$(($(CONFIG_ENV_SIZE))):$(obj)env-ldr.o | |
67c2829b | 69 | endif |
f7ce12cb | 70 | ifneq (,$(findstring s,$(MAKEFLAGS))) |
94a91e24 MF |
71 | LDR_FLAGS += --quiet |
72 | endif | |
02778f2f MF |
73 | |
74 | LDR_FLAGS += $(LDR_FLAGS-y) | |
9ff67e5e | 75 | |
ec4c6933 MF |
76 | # Set some default LDR flags based on boot mode. |
77 | LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE)) | |
78 | ||
fbb21ff0 MF |
79 | ifneq ($(CONFIG_SYS_TEXT_BASE),) |
80 | $(error do not set CONFIG_SYS_TEXT_BASE for Blackfin boards) | |
81 | endif |