xref: /OK3568_Linux_fs/yocto/poky/meta/classes/module.bbclass (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyuninherit module-base kernel-module-split pkgconfig
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunEXTRA_OEMAKE += "KERNEL_SRC=${STAGING_KERNEL_DIR}"
4*4882a593Smuzhiyun
5*4882a593SmuzhiyunMODULES_INSTALL_TARGET ?= "modules_install"
6*4882a593SmuzhiyunMODULES_MODULE_SYMVERS_LOCATION ?= ""
7*4882a593Smuzhiyun
8*4882a593Smuzhiyunpython __anonymous () {
9*4882a593Smuzhiyun    depends = d.getVar('DEPENDS')
10*4882a593Smuzhiyun    extra_symbols = []
11*4882a593Smuzhiyun    for dep in depends.split():
12*4882a593Smuzhiyun        if dep.startswith("kernel-module-"):
13*4882a593Smuzhiyun            extra_symbols.append("${STAGING_INCDIR}/" + dep + "/Module.symvers")
14*4882a593Smuzhiyun    d.setVar('KBUILD_EXTRA_SYMBOLS', " ".join(extra_symbols))
15*4882a593Smuzhiyun}
16*4882a593Smuzhiyun
17*4882a593Smuzhiyunpython do_devshell:prepend () {
18*4882a593Smuzhiyun    os.environ['CFLAGS'] = ''
19*4882a593Smuzhiyun    os.environ['CPPFLAGS'] = ''
20*4882a593Smuzhiyun    os.environ['CXXFLAGS'] = ''
21*4882a593Smuzhiyun    os.environ['LDFLAGS'] = ''
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun    os.environ['KERNEL_PATH'] = d.getVar('STAGING_KERNEL_DIR')
24*4882a593Smuzhiyun    os.environ['KERNEL_SRC'] = d.getVar('STAGING_KERNEL_DIR')
25*4882a593Smuzhiyun    os.environ['KERNEL_VERSION'] = d.getVar('KERNEL_VERSION')
26*4882a593Smuzhiyun    os.environ['CC'] = d.getVar('KERNEL_CC')
27*4882a593Smuzhiyun    os.environ['LD'] = d.getVar('KERNEL_LD')
28*4882a593Smuzhiyun    os.environ['AR'] = d.getVar('KERNEL_AR')
29*4882a593Smuzhiyun    os.environ['O'] = d.getVar('STAGING_KERNEL_BUILDDIR')
30*4882a593Smuzhiyun    kbuild_extra_symbols = d.getVar('KBUILD_EXTRA_SYMBOLS')
31*4882a593Smuzhiyun    if kbuild_extra_symbols:
32*4882a593Smuzhiyun        os.environ['KBUILD_EXTRA_SYMBOLS'] = kbuild_extra_symbols
33*4882a593Smuzhiyun    else:
34*4882a593Smuzhiyun        os.environ['KBUILD_EXTRA_SYMBOLS'] = ''
35*4882a593Smuzhiyun}
36*4882a593Smuzhiyun
37*4882a593Smuzhiyunmodule_do_compile() {
38*4882a593Smuzhiyun	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
39*4882a593Smuzhiyun	oe_runmake KERNEL_PATH=${STAGING_KERNEL_DIR}   \
40*4882a593Smuzhiyun		   KERNEL_VERSION=${KERNEL_VERSION}    \
41*4882a593Smuzhiyun		   CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
42*4882a593Smuzhiyun		   AR="${KERNEL_AR}" \
43*4882a593Smuzhiyun	           O=${STAGING_KERNEL_BUILDDIR} \
44*4882a593Smuzhiyun		   KBUILD_EXTRA_SYMBOLS="${KBUILD_EXTRA_SYMBOLS}" \
45*4882a593Smuzhiyun		   ${MAKE_TARGETS}
46*4882a593Smuzhiyun}
47*4882a593Smuzhiyun
48*4882a593Smuzhiyunmodule_do_install() {
49*4882a593Smuzhiyun	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
50*4882a593Smuzhiyun	oe_runmake DEPMOD=echo MODLIB="${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}" \
51*4882a593Smuzhiyun	           INSTALL_FW_PATH="${D}${nonarch_base_libdir}/firmware" \
52*4882a593Smuzhiyun	           CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
53*4882a593Smuzhiyun	           O=${STAGING_KERNEL_BUILDDIR} \
54*4882a593Smuzhiyun	           ${MODULES_INSTALL_TARGET}
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun	if [ ! -e "${B}/${MODULES_MODULE_SYMVERS_LOCATION}/Module.symvers" ] ; then
57*4882a593Smuzhiyun		bbwarn "Module.symvers not found in ${B}/${MODULES_MODULE_SYMVERS_LOCATION}"
58*4882a593Smuzhiyun		bbwarn "Please consider setting MODULES_MODULE_SYMVERS_LOCATION to a"
59*4882a593Smuzhiyun		bbwarn "directory below B to get correct inter-module dependencies"
60*4882a593Smuzhiyun	else
61*4882a593Smuzhiyun		install -Dm0644 "${B}/${MODULES_MODULE_SYMVERS_LOCATION}"/Module.symvers ${D}${includedir}/${BPN}/Module.symvers
62*4882a593Smuzhiyun		# Module.symvers contains absolute path to the build directory.
63*4882a593Smuzhiyun		# While it doesn't actually seem to matter which path is specified,
64*4882a593Smuzhiyun		# clear them out to avoid confusion
65*4882a593Smuzhiyun		sed -e 's:${B}/::g' -i ${D}${includedir}/${BPN}/Module.symvers
66*4882a593Smuzhiyun	fi
67*4882a593Smuzhiyun}
68*4882a593Smuzhiyun
69*4882a593SmuzhiyunEXPORT_FUNCTIONS do_compile do_install
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun# add all splitted modules to PN RDEPENDS, PN can be empty now
72*4882a593SmuzhiyunKERNEL_MODULES_META_PACKAGE = "${PN}"
73*4882a593SmuzhiyunFILES:${PN} = ""
74*4882a593SmuzhiyunALLOW_EMPTY:${PN} = "1"
75