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
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
#################################################################################
# Embtoolkit
# Copyright(C) 2009-2014 Abdoulaye Walsimou GAYE.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
#
# \file linux.mk
# \brief linux.mk of Embtoolkit
# \author Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
# \date May 2009
################################################################################
__LINUX_SITE_BASE = http://ftp.kernel.org/pub/linux/kernel
__LINUX_SITE_LONGTERM = $(strip $(if $(LINUX_LONGTERMV), \
/longterm/$(LINUX_LONGTERMV)))
__LINUX_SITE = $(strip $(if $(CONFIG_EMBTK_LINUX_HAVE_MIRROR), \
$(patsubst '"',,$(strip $(CONFIG_EMBTK_LINUX_HAVE_MIRROR_SITE))), \
$(__LINUX_SITE_BASE)/$(LINUX_MAJORV)$(__LINUX_SITE_LONGTERM)))
#
# linux kernel part
#
LINUX_NAME := linux
LINUX_MAJORV := $(call embtk_get_pkgversion,linux_major)
LINUX_LONGTERMV := $(call embtk_get_pkgversion,linux_longterm)
LINUX_VERSION := $(call embtk_get_pkgversion,linux)
LINUX_SITE := $(call __LINUX_SITE)
LINUX_PACKAGE := linux-$(LINUX_VERSION).tar.xz
LINUX_SRC_DIR := $(embtk_toolsb)/linux-$(LINUX_VERSION)
LINUX_BUILD_DIR := $(embtk_toolsb)/linux-$(LINUX_VERSION)
LINUX_KEEP_SRC_DIR := $(CONFIG_EMBTK_BUILD_LINUX_KERNEL)
#
# linux headers part
#
LINUX_HEADERS_NAME := linux
LINUX_HEADERS_VERSION := $(LINUX_VERSION)
LINUX_HEADERS_SITE := $(LINUX_SITE)
LINUX_HEADERS_PACKAGE := $(LINUX_PACKAGE)
LINUX_HEADERS_SRC_DIR := $(LINUX_SRC_DIR)
LINUX_HEADERS_BUILD_DIR := $(LINUX_BUILD_DIR)
LINUX_HEADERS_KCONFIGS_NAME := LINUX
LINUX_HEADERS_KEEP_SRC_DIR := $(CONFIG_EMBTK_BUILD_LINUX_KERNEL)
#
# linux modules part
#
LINUX_MODULES_NAME := linux
LINUX_MODULES_VERSION := $(LINUX_VERSION)
LINUX_MODULES_SITE := $(LINUX_SITE)
LINUX_MODULES_PACKAGE := $(LINUX_PACKAGE)
LINUX_MODULES_SRC_DIR := $(LINUX_SRC_DIR)
LINUX_MODULES_BUILD_DIR := $(LINUX_BUILD_DIR)
LINUX_MODULES_KCONFIGS_NAME := LINUX
LINUX_MODULES_KEEP_SRC_DIR := $(CONFIG_EMBTK_BUILD_LINUX_KERNEL)
#
# common options
#
LINUX_MAKE_OPTS := quiet=quiet_
LINUX_MAKE_OPTS += ARCH=$(LINUX_ARCH)
LINUX_MAKE_OPTS += CROSS_COMPILE=$(CROSS_COMPILE_CACHED)
LINUX_MAKE_OPTS += HOSTCC="$(HOSTCC)" HOSTCXX="$(HOSTCXX)"
#
# linux headers install
#
ifeq ($(embtk_buildhost_os),macos)
define embtk_beforeinstall_linux_headers
cp $(EMBTK_ROOT)/scripts/unifdef.c \
$(LINUX_HEADERS_SRC_DIR)/scripts/unifdef.c
endef
endif
define embtk_install_linux_headers
$(MAKE) -C $(LINUX_BUILD_DIR) $(LINUX_MAKE_OPTS) \
INSTALL_HDR_PATH=$(embtk_sysroot)/usr headers_install
endef
#
# linux install macros
#
pembtk_linux_dotconfig_f := $(call __embtk_mk_uquote,$(CONFIG_EMBTK_LINUX_DOTCONFIG))
pembtk_linux_extsrc-y := $(CONFIG_EMBTK_LINUX_BUILD_USE_EXTSRC)
pembtk_linux_srcdir := $(call __embtk_mk_uquote,$(or $(CONFIG_EMBTK_LINUX_BUILD_EXTSRC),$(LINUX_SRC_DIR)))
pembtk_linux_modules-y := $(shell grep MODULES=y "$(pembtk_linux_dotconfig_f)" 2>/dev/null)
define pembtk_linux_check_dotconfig
if [ "x" = "x$(pembtk_linux_dotconfig_f)" ]; then \
$(call embtk_perror,"No kernel config file specified"); \
exit 1; \
fi
if [ ! -e $(pembtk_linux_dotconfig_f) ]; then \
$(call embtk_perror,"Kernel config file $(pembtk_linux_dotconfig_f) not found");\
exit 1; \
fi
endef
define pembtk_linux_check_extsrc
if [ "x" = "x$(pembtk_linux_srcdir)" ]; then \
$(call embtk_perror,"kernel source tree not specified"); \
exit 1; \
fi
if [ ! -d $(pembtk_linux_srcdir) ]; then \
$(call embtk_perror,"kernel source tree $(pembtk_linux_srcdir) not found");\
exit 1; \
fi
endef
pembtk_linux_generated := $(embtk_generated)/linux-images-$(GNU_TARGET)-$(EMBTK_MCU_FLAG)
pembtk_linux_generated/boot := $(pembtk_linux_generated)/boot
pembtk_linux_generated/boot/dts := $(pembtk_linux_generated/boot)/dts
pembtk_linux_bootdir := $(pembtk_linux_srcdir)/arch/$(LINUX_ARCH)/boot
pembtk_linux_bootfiles := Image zImage xipImage bootpImage uImage
pembtk_linux_bootfiles += vmlinux.ecoff vmlinux.bin vmlinux.srec
pembtk_linux_bootfiles += uImage.gz
define embtk_install_linux
$(pembtk_linux_check_dotconfig)
$(if $(pembtk_linux_extsrc-y),$(pembtk_linux_check_extsrc))
cp $(CONFIG_EMBTK_LINUX_DOTCONFIG) $(pembtk_linux_srcdir)/.config
$(MAKE) -C $(pembtk_linux_srcdir) $(LINUX_MAKE_OPTS) silentoldconfig
$(MAKE) -C $(pembtk_linux_srcdir) $(LINUX_MAKE_OPTS) $(J)
[ -e $(pembtk_linux_generated/boot) ] || \
install -d $(pembtk_linux_generated/boot)
[ -e $(pembtk_linux_generated/boot/dts) ] || \
install -d $(pembtk_linux_generated/boot/dts)
cp $(pembtk_linux_srcdir)/vmlinux $(pembtk_linux_generated)
cd $(pembtk_linux_bootdir); \
for b in $(pembtk_linux_bootfiles); do \
if [ -e $$b ]; then cp $$b $(pembtk_linux_generated/boot); fi; \
done
for b in $$(ls $(pembtk_linux_bootdir)/dts/*.dtb 2>/dev/null); \
do \
cp $$b $(pembtk_linux_generated/boot/dts); \
done
endef
#
# linux modules install
#
define embtk_install_linux_modules
$(if $(pembtk_linux_modules-y),$(pembtk_install_linux_modules))
endef
define pembtk_install_linux_modules
$(call embtk_pinfo,"Install linux kernel modules...")
$(embtk_install_linux)
$(MAKE) -C $(pembtk_linux_srcdir) $(LINUX_MAKE_OPTS) \
INSTALL_MOD_PATH=$(embtk_rootfs) modules_install
endef
define embtk_postinstall_linux_modules
rm -rf $(embtk_rootfs)/lib/modules/*/build
rm -rf $(embtk_rootfs)/lib/modules/*/source
endef
#
# clean target and macros
#
define embtk_cleanup_linux
[ -d $(LINUX_BUILD_DIR) ] && $(call __embtk_unsetinstalled_pkg,linux) ||:
rm -rf $(pembtk_linux_generated)
endef
define embtk_cleanup_linux_headers
[ -d $(LINUX_BUILD_DIR) ] && $(call __embtk_unsetinstalled_pkg,linux_headers) ||:
endef
define embtk_cleanup_linux_modules
[ -d $(LINUX_BUILD_DIR) ] && $(call __embtk_unsetinstalled_pkg,linux_modules) ||:
endef
|
