[oe] [RFC][PATCH] module bbclass: split each module into a kernel-module-<foo> subpackage and use PN as metapackage
Koen Kooi
koen.kooi at gmail.com
Sat Oct 23 13:45:15 UTC 2010
From: Koen Kooi <k-kooi at ti.com>
Signed-off-by: Koen Kooi <k-kooi at ti.com>
---
classes/module.bbclass | 191 ++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 186 insertions(+), 5 deletions(-)
diff --git a/classes/module.bbclass b/classes/module.bbclass
index e41dd6e..7d53d2d 100644
--- a/classes/module.bbclass
+++ b/classes/module.bbclass
@@ -24,19 +24,200 @@ module_do_install() {
oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" ${MODULE_MAKE_FLAGS} modules_install
}
-pkg_postinst_append () {
+python populate_packages_prepend () {
+ import os
+ def extract_modinfo(file):
+ import tempfile, re
+ tempfile.tempdir = bb.data.getVar("WORKDIR", d, 1)
+ tf = tempfile.mkstemp()
+ tmpfile = tf[1]
+ cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (bb.data.getVar("PATH", d, 1), bb.data.getVar("HOST_PREFIX", d, 1) or "", file, tmpfile)
+ os.system(cmd)
+ f = open(tmpfile)
+ l = f.read().split("\000")
+ f.close()
+ os.close(tf[0])
+ os.unlink(tmpfile)
+ exp = re.compile("([^=]+)=(.*)")
+ vals = {}
+ for i in l:
+ m = exp.match(i)
+ if not m:
+ continue
+ vals[m.group(1)] = m.group(2)
+ return vals
+
+ def parse_depmod():
+ import re
+
+ dvar = bb.data.getVar('PKGD', d, 1)
+ if not dvar:
+ bb.error("PKGD not defined")
+ return
+
+ kernelver = bb.data.getVar('KERNEL_VERSION', d, 1)
+ kerneldir = bb.data.getVar('STAGING_KERNEL_DIR', d, 1)
+ kernelver_stripped = kernelver
+ m = re.match('^(.*-hh.*)[\.\+].*$', kernelver)
+ if m:
+ kernelver_stripped = m.group(1)
+ path = bb.data.getVar("PATH", d, 1)
+ host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
+ major_version = bb.data.getVar('KERNEL_MAJOR_VERSION', d, 1)
+
+ cmd = "PATH=\"%s\" %sdepmod-%s -n -a -r -b %s -F %s/System.map-%s %s" % (path, host_prefix, major_version, dvar, kerneldir, kernelver, kernelver_stripped)
+ f = os.popen(cmd, 'r')
+
+ deps = {}
+ pattern0 = "^(.*\.k?o):..*$"
+ pattern1 = "^(.*\.k?o):\s*(.*\.k?o)\s*$"
+ pattern2 = "^(.*\.k?o):\s*(.*\.k?o)\s*\\\$"
+ pattern3 = "^\t(.*\.k?o)\s*\\\$"
+ pattern4 = "^\t(.*\.k?o)\s*$"
+
+ line = f.readline()
+ while line:
+ if not re.match(pattern0, line):
+ line = f.readline()
+ continue
+ m1 = re.match(pattern1, line)
+ if m1:
+ deps[m1.group(1)] = m1.group(2).split()
+ else:
+ m2 = re.match(pattern2, line)
+ if m2:
+ deps[m2.group(1)] = m2.group(2).split()
+ line = f.readline()
+ m3 = re.match(pattern3, line)
+ while m3:
+ deps[m2.group(1)].extend(m3.group(1).split())
+ line = f.readline()
+ m3 = re.match(pattern3, line)
+ m4 = re.match(pattern4, line)
+ deps[m2.group(1)].extend(m4.group(1).split())
+ line = f.readline()
+ f.close()
+ return deps
+
+ def get_dependencies(file, pattern, format):
+ file = file.replace(bb.data.getVar('PKGD', d, 1) or '', '', 1)
+
+ if module_deps.has_key(file):
+ import re
+ dependencies = []
+ for i in module_deps[file]:
+ m = re.match(pattern, os.path.basename(i))
+ if not m:
+ continue
+ on = legitimize_package_name(m.group(1))
+ dependency_pkg = format % on
+ dependencies.append(dependency_pkg)
+ return dependencies
+ return []
+
+ def frob_metadata(file, pkg, pattern, format, basename):
+ import re
+ vals = extract_modinfo(file)
+
+ dvar = bb.data.getVar('PKGD', d, 1)
+
+ # If autoloading is requested, output /etc/modutils/<name> and append
+ # appropriate modprobe commands to the postinst
+ autoload = bb.data.getVar('module_autoload_%s' % basename, d, 1)
+ if not autoload:
+ # Also, try canonical name with dashes
+ autoload = bb.data.getVar('module_autoload_%s' % basename.replace('_', '-'), d, 1)
+ if autoload:
+ name = '%s/etc/modutils/%s' % (dvar, basename)
+ f = open(name, 'w')
+ for m in autoload.split():
+ f.write('%s\n' % m)
+ f.close()
+ postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1)
+ if not postinst:
+ bb.fatal("pkg_postinst_%s not defined" % pkg)
+ postinst += bb.data.getVar('autoload_postinst_fragment', d, 1) % autoload
+ bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d)
+
+ # Write out any modconf fragment
+ modconf = bb.data.getVar('module_conf_%s' % basename, d, 1)
+ if modconf:
+ if bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) == "2.6":
+ name = '%s/etc/modprobe.d/%s.conf' % (dvar, basename)
+ else:
+ name = '%s/etc/modutils/%s.conf' % (dvar, basename)
+ f = open(name, 'w')
+ f.write("%s\n" % modconf)
+ f.close()
+
+ files = bb.data.getVar('FILES_%s' % pkg, d, 1)
+ files = "%s /etc/modutils/%s /etc/modutils/%s.conf /etc/modprobe.d/%s.conf" % (files, basename, basename, basename)
+ bb.data.setVar('FILES_%s' % pkg, files, d)
+
+ if vals.has_key("description"):
+ old_desc = bb.data.getVar('DESCRIPTION_' + pkg, d, 1) or ""
+ bb.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d)
+
+ rdepends_str = bb.data.getVar('RDEPENDS_' + pkg, d, 1)
+ if rdepends_str:
+ rdepends = rdepends_str.split()
+ else:
+ rdepends = []
+ rdepends.extend(get_dependencies(file, pattern, format))
+ bb.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d)
+
+ module_deps = parse_depmod()
+ module_regex = '^(.*)\.k?o$'
+ module_pattern = 'kernel-module-%s'
+
+ postinst = bb.data.getVar('pkg_postinst_modules', d, 1)
+ postrm = bb.data.getVar('pkg_postrm_modules', d, 1)
+
+ maybe_update_modules = "update-modules "
+ if bb.data.getVar("ONLINE_PACKAGE_MANAGEMENT", d) == "none":
+ maybe_update_modules = ""
+
+ do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.bin$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+ do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.fw$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+ do_split_packages(d, root='/lib/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='%skernel-%s' % (maybe_update_modules, bb.data.getVar("KERNEL_VERSION", d, 1)))
+
+ import re
+ metapkg = bb.data.getVar("PN", d, 1)
+ bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d)
+ bb.data.setVar('FILES_' + metapkg, "", d)
+ blacklist = [ metapkg, metapkg + '-doc', metapkg + '-dev', metapkg + '-dbg', metapkg + '-locale', metapkg + '-static' ]
+ depchains = (d.getVar("DEPCHAIN_POST", True) or "").split()
+ for l in module_deps.values():
+ for i in l:
+ pkg = module_pattern % legitimize_package_name(re.match(module_regex, os.path.basename(i)).group(1))
+ blacklist.append(pkg)
+ metapkg_rrecommends = []
+ packages = bb.data.getVar('PACKAGES', d, 1).split()
+ for pkg in packages[1:]:
+ if not pkg in blacklist and not pkg in metapkg_rrecommends and not any(pkg.endswith(post) for post in depchains):
+ metapkg_rrecommends.append(pkg)
+ bb.data.setVar('RRECOMMENDS_' + metapkg, ' '.join(metapkg_rrecommends), d)
+ bb.data.setVar('DESCRIPTION_' + metapkg, metapkg + ' modules meta package', d)
+}
+
+pkg_postinst_modules () {
if [ -n "$D" ]; then
- exit 1
+ ${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
else
depmod -a ${KERNEL_VERSION}
update-modules || true
fi
}
-pkg_postrm_append () {
- update-modules || true
+pkg_postrm_modules () {
+update-modules || true
+}
+
+autoload_postinst_fragment() {
+if [ x"$D" = "x" ]; then
+ modprobe %s || true
+fi
}
EXPORT_FUNCTIONS do_compile do_install
-FILES_${PN} = "/etc /lib/modules"
--
1.6.6.1
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