1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
#############################################################
#
# Linux kernel 2.6 target
#
#############################################################
ifneq ($(filter $(TARGETS),linux26),)
ifeq ($(LINUX_HEADERS_VERSION),)
# Version of Linux to download and then apply patches to
# XXX: andersee, i do not understand why we need this (BF)
DOWNLOAD_LINUX26_VERSION=2.6.19.2
# Version of Linux after applying any patches
LINUX26_VERSION=2.6.19.2
else
DOWNLOAD_LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
endif
LINUX26_SOURCE=linux-$(DOWNLOAD_LINUX26_VERSION).tar.bz2
LINUX26_BZCAT:=$(BZCAT)
LINUX26_SITE=http://ftp.kernel.org/pub/linux/kernel/v2.6
#LINUX26_FORMAT=vmlinux
#LINUX26_BINLOC=$(LINUX26_FORMAT)
# Linux kernel configuration file
# Has to be set by the target/device
# If it is not set by the target/device, then pick the one from .config
# LINUX26_KCONFIG=$(BR2_BOARD_PATH)/linux26.config
ifndef LINUX26_KCONFIG
ifneq ($(strip $(subst ",,$(BR2_PACKAGE_LINUX_KCONFIG))),)
LINUX26_KCONFIG=$(strip $(subst ",,$(BR2_PACKAGE_LINUX_KCONFIG)))
#"))
#"))
endif
endif
ifndef LINUX26_FORMAT
ifneq ($(strip $(subst ",,$(BR2_PACKAGE_LINUX_FORMAT))),)
LINUX26_FORMAT=$(strip $(subst ",,$(BR2_PACKAGE_LINUX_FORMAT)))
#"))
#"))
endif
endif
# Has to be set by the target/device
# LINUX26_FORMAT=bzImage
ifndef LINUX26_FORMAT
LINUX26_FORMAT=zImage
endif
# Has to be set by the target/device
ifndef LINUX26_BINLOC
# default:
LINUX26_BINLOC=arch/$(KERNEL_ARCH)/boot/$(LINUX26_FORMAT)
endif
# File name for the Linux kernel binary
LINUX26_KERNEL=$(BINARIES_DIR)/linux-kernel-$(LINUX26_VERSION)-$(KERNEL_ARCH)
# Version of Linux AFTER patches
LINUX26_DIR=$(PROJECT_BUILD_DIR)/linux-$(LINUX26_VERSION)
# for packages that need it
LINUX_VERSION:=$(LINUX_VERSION)
LINUX_DIR=$(LINUX26_DIR)
LINUX_KERNEL=$(LINUX26_KERNEL)
# kernel patches
LINUX26_PATCH_DIR=$(BR2_BOARD_PATH)/kernel-patches/
__LINUX26_NO_PIC=-fPIC -fpic -DPIC
LINUX26_MAKE_FLAGS = HOSTCC="$(HOSTCC)" HOSTCFLAGS=$(HOSTCFLAGS) \
ARCH=$(KERNEL_ARCH) \
CFLAGS_KERNEL="$(filter-out $(__LINUX26_NO_PIC),$(TARGET_CFLAGS))" \
INSTALL_MOD_PATH=$(TARGET_DIR) \
CROSS_COMPILE=$(KERNEL_CROSS)
$(LINUX26_KCONFIG):
@if [ ! -f "$(LINUX26_KCONFIG)" ] ; then \
echo ""; \
echo "You should create a .config for your kernel"; \
echo "and install it as $(LINUX26_KCONFIG)"; \
echo ""; \
sleep 5; \
fi;
ifneq ($(strip $(LINUX26_VERSION)),$(strip $(LINUX_HEADERS_VERSION)))
$(DL_DIR)/$(LINUX26_SOURCE):
$(WGET) -P $(DL_DIR) $(LINUX26_SITE)/$(LINUX26_SOURCE)
$(LINUX26_DIR)/.unpacked: $(DL_DIR)/$(LINUX26_SOURCE)
rm -rf $(LINUX26_DIR)
$(LINUX26_BZCAT) $(DL_DIR)/$(LINUX26_SOURCE) | tar -C $(PROJECT_BUILD_DIR) $(TAR_OPTIONS) -
ifneq ($(DOWNLOAD_LINUX26_VERSION),$(LINUX26_VERSION))
# Rename the dir from the downloaded version to the AFTER patch version
mv -f $(PROJECT_BUILD_DIR)/linux-$(DOWNLOAD_LINUX26_VERSION) $(LINUX26_DIR)
endif
touch $@
$(LINUX26_DIR)/.patched: $(LINUX26_DIR)/.unpacked
toolchain/patch-kernel.sh $(LINUX26_DIR) $(LINUX26_PATCH_DIR)
touch $@
endif # ($(LINUX26_VERSION),$(LINUX_HEADERS_VERSION))
$(LINUX26_DIR)/.configured: $(LINUX26_DIR)/.patched $(LINUX26_KCONFIG)
cp -dpf $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
$(SED) '/CONFIG_AEABI/d' $(LINUX26_DIR)/.config
ifeq ($(BR2_ARM_EABI),y)
echo "CONFIG_AEABI=y" >> $(LINUX26_DIR)/.config
$(SED) '/CONFIG_OABI_COMPAT/d' $(LINUX26_DIR)/.config
echo "# CONFIG_OABI_COMPAT is not set" >> $(LINUX26_DIR)/.config
else
echo "# CONFIG_AEABI is not set" >> $(LINUX26_DIR)/.config
endif
ifeq ($(BR2_TARGET_ROOTFS_INITRAMFS),y)
$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_SOURCE=\"$(INITRAMFS_TARGET)\"" >> \
$(LINUX26_DIR)/.config
$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
endif
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) oldconfig
touch $@
$(LINUX26_DIR)/.depend_done: $(LINUX26_DIR)/.configured
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) prepare
touch $@
$(LINUX26_KERNEL): $(LINUX26_DIR)/.depend_done
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) $(LINUX26_FORMAT)
cp -dpf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_KERNEL)
touch -c $@
$(TARGET_DIR)/boot/$(LINUX26_FORMAT): $(LINUX26_KERNEL)
[ -d $(TARGET_DIR)/boot/ ] || mkdir $(TARGET_DIR)/boot
cp -dpf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_DIR)/System.map $(TARGET_DIR)/boot/
touch -c $@
linux26-modules $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep: $(LINUX26_DIR)/.depend_done
rm -rf $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)
rm -f $(TARGET_DIR)/sbin/cardmgr
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) modules
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) \
DEPMOD=$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 \
INSTALL_MOD_PATH=$(TARGET_DIR) modules_install
rm -f $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/build
rm -f $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/source
touch -c $@
linux26-menuconfig: $(LINUX26_DIR)/.patched host-sed
[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) menuconfig
-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
linux26: cross-depmod26 $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep $(INITRAMFS_TARGET) $(TARGET_DIR)/boot/$(LINUX26_FORMAT)
linux26-source: $(DL_DIR)/$(LINUX26_SOURCE)
# This has been renamed so we do _NOT_ by default run this on 'make clean'
linux26clean:
rm -f $(LINUX26_KERNEL) $(LINUX26_DIR)/.configured
-$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX26_DIR) clean
linux26-dirclean:
rm -rf $(LINUX26_DIR)
endif
|
