daemon/include/hwdetection.global.class

#!/bin/bash
# $Id$

provide hwdetection

## hwdetection, needs >= sys-apps/hwinfo

# hwinfo wrapper to use hwinfo with sudo if requested
hwinfo()
{
	local use_sudo=""
	case ${SUDO} in
		yes|y|true|1) use_sudo=sudo ;;
	esac

	${use_sudo} /usr/sbin/hwinfo $@
}

# get_hwinfo $hw_item
get_hwinfo()
{
	local enable_desc="0"

	if [[ $1 = --with-description ]] || [[ $1 = -d ]]
	then
		enable_desc=1
		shift
	fi

	local item="$1"
	local all
	local i

	# handle special items
	case ${item} in
		memory) get_hwinfo_memory; return ;;
		smp) get_hwinfo_smp; return ;;
	esac

	all=$(hwinfo --short --"${item}")

	declare -i i=0
	while read device description
	do
		# skip the first line
		(( i++ ))
		[ ${i} -eq 1 ] && continue

		if [[ ${enable_desc} = 1 ]]
		then
			echo "${device};${description}"
		else
			echo "${device}"
		fi
	done <<< "${all}"
}


# special memory case
get_hwinfo_memory()
{
	local memory=$(hwinfo --memory  | grep "Memory Size" | cut -d: -f2 | sed "s:\ ::")
	echo "${memory}"
}


# special smp case
get_hwinfo_smp()
{
	local smp=$(hwinfo --smp  | grep "SMP support:" | cut -d: -f2 | sed "s:\ ::")
	echo "${smp}"
}


# get_driver_modules $hw_item
get_driver_modules()
{
	local item="$1"
	local modules
	local i

	for i in $(hwinfo --"${item}" | grep "Driver Modules:" | cut -d: -f2 )
	do
		eval $(echo "${i}" | sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
	done
	remove_duplicates "${modules}"
}

# remove_duplicates $list
remove_duplicates()
{
	local list="$@"
	local fixed_list=":"
	local i

	for i in ${list}
	do
		if [[ -z $(echo "${fixed_list}" | fgrep ":${i}:") ]]
		then
			fixed_list="${fixed_list}${i}:"
		fi
	done

	unset list

	# remove all ':' and show the cleaned list
	# this way fixes double spaces also
	local counter
	declare -i counter=0
	for i in $(echo ${fixed_list} | sed "s|:| |g")
	do
		(( counter++ ))
		if [[ ${counter} -eq 1 ]]
		then
			list="${i}"
		else
			list+=" ${i}"
		fi
	done

	echo "${list}"
}

get_x11_driver_modules()
{
	local modules
	modules="$(hwinfo --gfxcard | grep 'XFree86 v4 Server Module:' | sed 's/.*Module:\ \(.*\)/\1/')"

	# remove duplicates from list and show it
	remove_duplicates "${modules}"
}

get_evdev_device_path()
{
	local device="$1"
	local path

	case ${device} in
		mouse|keyboard) true;;
		*) die "unkown device";;
	esac

	path="$(hwinfo --${device} | grep 'Device Files:' | sed 's:.*\(/dev/input/event[0-5]\).*:\1:')"
	echo "${path}"
}

# get_netcard_driver_modules device
# e.g. get_netcard_driver_modules eth0
get_netcard_driver_modules()
{
	local device="$1"
	local modules

	if [[ -z ${device} ]]
	then
		echo "Error: get_netcard_driver_module(): no device given"
		return 1
	fi

	modules=$(hwinfo --netcard | grep -B1 "Device File: ${device}" | sed 's/.*Modules: \"\(.*\)\"/\1/;q')
	remove_duplicates "${modules}"
}

get_blkid_information()
{
	local partition="$1"
	local variable="$2"
	local method

	case $1 in
		--uuid|-u) shift; method="-U"; partition="$1"; variable="$2" ;;
		--label|-l) shift; method="-L"; partition="$1"; variable="$2" ;;
	esac

	if [[ -z ${partition} ]]
	then
		echo "Error: get_get_blkid_information()(): no partition given"
		return 1
	fi

	if [[ -z ${variable} ]]
	then
		echo "Error: get_get_blkid_information()(): no variable given"
		return 1
	fi

	blkid -o value -s "${variable}" "${method}" "${partition}"
}

get_fstype()
{
	local partition="$1"
	if [[ -z ${partition} ]]
	then
		echo "Error: get_fstype(): no partition given"
		return 1
	fi

	# does not work with uuids
	#mount -f --guess-fstype ${partition}

	get_blkid_information ${partition} TYPE
}

get_uuid()
{
	local partition="$1"
	if [[ -z ${partition} ]]
	then
		echo "Error: get_uuid(): no partition given"
		return 1
	fi

	# does not work with uuids
	#mount -f --guess-fstype ${partition}

	get_blkid_information ${partition} UUID
}

# create_initrd {/path/to/initrd kernelversion </path/to/config>}
# when nothing given then /boot/initrd-$(uname -r).img $(uname -r) will be used
# default config path is /etc/conf.d/mkinitrd
create_initrd()
{
	local initrd
	local kernel
	local config
	local chroot
	#local root
	local modules
	# enabled framebuffer modules as default
	local framebuffer=1
	local uvesafb_config="/etc/modprobe.d/uvesafb.conf"

	# very basic getops
	for i in $*
	do
		case $1 in
			--initrd|-i) shift; initrd="$1" ;;
			--config|-c) shift; config="$1" ;;
			--kernelversion|-v) shift; kernel="$1" ;;
			--nofb) shift; framebuffer=0
		esac
		shift
	done

	[[ -z ${initrd} ]] && initrd="/boot/initrd-$(uname -r).img"
	[[ -z ${kernel} ]] && kernel="$(uname -r)"
	[[ -z ${config} ]] && config="/etc/conf.d/mkinitrd"

	if [[ ! -z ${INSTALL_ROOT} ]]
	then
		config="${INSTALL_ROOT}/${config}"
		uvesafb_config="${INSTALL_ROOT}/${uvesafb_config}"
		chroot="chrooted"
	fi

	# get various modules needed to boot
	modules="$(get_driver_modules disk)"
	modules+=" $(get_driver_modules scsi)"
	modules+=" $(get_driver_modules cdrom)"

	# check for special ide_disk drivers (ata support)
	if [[ ! -z $(echo ${modules} | grep ide_disk) ]]
	then
		modules+=" $(grep ide_disk /proc/modules | cut -d' ' -f4 | sed '/-/d;s:,:\ :g')"
	fi

	# add some generic modules
	modules+=" sg_mod sg loop sr_mod sd_mod ide-cd ide-cd_mod ide-disk"

	# add generic framebuffer modules
	if [[ ${framebuffer} = 1 ]]
	then
		modules+=" uvesafb"

		# setup modprobe conf too
		[[ ! -d $(dirname ${uvesafb_config}) ]] && install -d $(dirname ${uvesafb_config})
		cat > ${uvesafb_config} << EOF
# This file sets the parameters for uvesafb module.	
# The following format should be used:
# options uvesafb mode_option=<xres>x<yres>[-<bpp>][@<refresh>] scroll=<ywrap|ypan|redraw> ...
#
# For more details see:
# http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/fb/uvesafb.txt
#
EOF
		# fix a issues with virtualbox and 'ywrap'
		if [[ ! -z $(hwinfo --bios | grep -i virtualbox) ]]
		then
			# use redraw on virtualbox
			echo "options uvesafb mode_option=1024x768-32@60 scroll=redraw" >> ${uvesafb_config}
		else
			# default config 1024x768 and 60 HZ
			echo "options uvesafb mode_option=1024x768-32@60 scroll=ywrap" >> ${uvesafb_config}
		fi
	fi

	# remove all duplicate modules
	modules="$(remove_duplicates ${modules})"

	# create the config and an initrd
	echo "# autogenerated config file" > ${config}
	echo "MODULES=\"${modules}\"" >> ${config}
	echo "IMAGE_TYPE=\"initramfs\"" >> ${config}

	${chroot} mkinitrd -f ${initrd} ${kernel}
}

chrooted()
{
	local cmd="$@"

	mount -t sysfs sysfs ${INSTALL_ROOT}/sys
	mount -t proc proc ${INSTALL_ROOT}/proc
	mount -o bind /dev ${INSTALL_ROOT}/dev

	chroot ${INSTALL_ROOT} ${cmd}

	umount ${INSTALL_ROOT}/dev
	umount ${INSTALL_ROOT}/proc
	umount ${INSTALL_ROOT}/sys
}
1	niro	1307	#!/bin/bash
2	niro	1248	# $Id$
3
4	niro	1265	provide hwdetection
5
6	niro	1248	## hwdetection, needs >= sys-apps/hwinfo
7
8			# hwinfo wrapper to use hwinfo with sudo if requested
9			hwinfo()
10			{
11			local use_sudo=""
12			case ${SUDO} in
13			yes\|y\|true\|1) use_sudo=sudo ;;
14			esac
15
16			${use_sudo} /usr/sbin/hwinfo $@
17			}
18
19			# get_hwinfo $hw_item
20			get_hwinfo()
21			{
22			local enable_desc="0"
23
24			if [[ $1 = --with-description ]] \|\| [[ $1 = -d ]]
25			then
26			enable_desc=1
27			shift
28			fi
29
30			local item="$1"
31			local all
32			local i
33
34			# handle special items
35			case ${item} in
36			memory) get_hwinfo_memory; return ;;
37			smp) get_hwinfo_smp; return ;;
38			esac
39
40			all=$(hwinfo --short --"${item}")
41
42			declare -i i=0
43			while read device description
44			do
45			# skip the first line
46			(( i++ ))
47			[ ${i} -eq 1 ] && continue
48
49			if [[ ${enable_desc} = 1 ]]
50			then
51			echo "${device};${description}"
52			else
53			echo "${device}"
54			fi
55			done <<< "${all}"
56			}
57
58
59			# special memory case
60			get_hwinfo_memory()
61			{
62			local memory=$(hwinfo --memory \| grep "Memory Size" \| cut -d: -f2 \| sed "s:\ ::")
63			echo "${memory}"
64			}
65
66
67			# special smp case
68			get_hwinfo_smp()
69			{
70			local smp=$(hwinfo --smp \| grep "SMP support:" \| cut -d: -f2 \| sed "s:\ ::")
71			echo "${smp}"
72			}
73
74
75			# get_driver_modules $hw_item
76			get_driver_modules()
77			{
78			local item="$1"
79			local modules
80	niro	1307	local i
81	niro	1248
82			for i in $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 )
83			do
84			eval $(echo "${i}" \| sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
85			done
86			remove_duplicates "${modules}"
87			}
88
89			# remove_duplicates $list
90			remove_duplicates()
91			{
92			local list="$@"
93			local fixed_list=":"
94			local i
95
96			for i in ${list}
97			do
98			if [[ -z $(echo "${fixed_list}" \| fgrep ":${i}:") ]]
99			then
100			fixed_list="${fixed_list}${i}:"
101			fi
102			done
103
104			unset list
105
106			# remove all ':' and show the cleaned list
107			# this way fixes double spaces also
108			local counter
109			declare -i counter=0
110			for i in $(echo ${fixed_list} \| sed "s\|:\| \|g")
111			do
112			(( counter++ ))
113			if [[ ${counter} -eq 1 ]]
114			then
115			list="${i}"
116			else
117			list+=" ${i}"
118			fi
119			done
120
121			echo "${list}"
122			}
123
124			get_x11_driver_modules()
125			{
126			local modules
127			modules="$(hwinfo --gfxcard \| grep 'XFree86 v4 Server Module:' \| sed 's/.Module:\ \(.\)/\1/')"
128
129			# remove duplicates from list and show it
130			remove_duplicates "${modules}"
131			}
132
133	niro	1307	get_evdev_device_path()
134			{
135			local device="$1"
136			local path
137
138			case ${device} in
139			mouse\|keyboard) true;;
140			*) die "unkown device";;
141			esac
142
143			path="$(hwinfo --${device} \| grep 'Device Files:' \| sed 's:.\(/dev/input/event[0-5]\).:\1:')"
144			echo "${path}"
145			}
146
147	niro	1248	# get_netcard_driver_modules device
148			# e.g. get_netcard_driver_modules eth0
149			get_netcard_driver_modules()
150			{
151			local device="$1"
152			local modules
153
154			if [[ -z ${device} ]]
155			then
156			echo "Error: get_netcard_driver_module(): no device given"
157			return 1
158			fi
159
160			modules=$(hwinfo --netcard \| grep -B1 "Device File: ${device}" \| sed 's/.Modules: \"\(.\)\"/\1/;q')
161			remove_duplicates "${modules}"
162			}
163
164			get_blkid_information()
165			{
166			local partition="$1"
167			local variable="$2"
168			local method
169
170			case $1 in
171			--uuid\|-u) shift; method="-U"; partition="$1"; variable="$2" ;;
172			--label\|-l) shift; method="-L"; partition="$1"; variable="$2" ;;
173			esac
174
175			if [[ -z ${partition} ]]
176			then
177			echo "Error: get_get_blkid_information()(): no partition given"
178			return 1
179			fi
180
181			if [[ -z ${variable} ]]
182			then
183			echo "Error: get_get_blkid_information()(): no variable given"
184			return 1
185			fi
186
187			blkid -o value -s "${variable}" "${method}" "${partition}"
188			}
189
190			get_fstype()
191			{
192			local partition="$1"
193			if [[ -z ${partition} ]]
194			then
195			echo "Error: get_fstype(): no partition given"
196			return 1
197			fi
198
199			# does not work with uuids
200			#mount -f --guess-fstype ${partition}
201
202			get_blkid_information ${partition} TYPE
203			}
204
205			get_uuid()
206			{
207			local partition="$1"
208			if [[ -z ${partition} ]]
209			then
210			echo "Error: get_uuid(): no partition given"
211			return 1
212			fi
213
214			# does not work with uuids
215			#mount -f --guess-fstype ${partition}
216
217			get_blkid_information ${partition} UUID
218			}
219
220			# create_initrd {/path/to/initrd kernelversion </path/to/config>}
221			# when nothing given then /boot/initrd-$(uname -r).img $(uname -r) will be used
222			# default config path is /etc/conf.d/mkinitrd
223			create_initrd()
224			{
225			local initrd
226			local kernel
227			local config
228			local chroot
229			#local root
230			local modules
231			# enabled framebuffer modules as default
232			local framebuffer=1
233	niro	1307	local uvesafb_config="/etc/modprobe.d/uvesafb.conf"
234	niro	1248
235			# very basic getops
236			for i in $*
237			do
238			case $1 in
239			--initrd\|-i) shift; initrd="$1" ;;
240			--config\|-c) shift; config="$1" ;;
241			--kernelversion\|-v) shift; kernel="$1" ;;
242			--nofb) shift; framebuffer=0
243			esac
244			shift
245			done
246
247			[[ -z ${initrd} ]] && initrd="/boot/initrd-$(uname -r).img"
248			[[ -z ${kernel} ]] && kernel="$(uname -r)"
249			[[ -z ${config} ]] && config="/etc/conf.d/mkinitrd"
250
251			if [[ ! -z ${INSTALL_ROOT} ]]
252			then
253			config="${INSTALL_ROOT}/${config}"
254	niro	1307	uvesafb_config="${INSTALL_ROOT}/${uvesafb_config}"
255	niro	1248	chroot="chrooted"
256			fi
257
258			# get various modules needed to boot
259			modules="$(get_driver_modules disk)"
260			modules+=" $(get_driver_modules scsi)"
261			modules+=" $(get_driver_modules cdrom)"
262
263			# check for special ide_disk drivers (ata support)
264			if [[ ! -z $(echo ${modules} \| grep ide_disk) ]]
265			then
266			modules+=" $(grep ide_disk /proc/modules \| cut -d' ' -f4 \| sed '/-/d;s:,:\ :g')"
267			fi
268
269			# add some generic modules
270			modules+=" sg_mod sg loop sr_mod sd_mod ide-cd ide-cd_mod ide-disk"
271
272			# add generic framebuffer modules
273	niro	1307	if [[ ${framebuffer} = 1 ]]
274			then
275			modules+=" uvesafb"
276	niro	1248
277	niro	1307	# setup modprobe conf too
278			[[ ! -d $(dirname ${uvesafb_config}) ]] && install -d $(dirname ${uvesafb_config})
279			cat > ${uvesafb_config} << EOF
280			# This file sets the parameters for uvesafb module.
281			# The following format should be used:
282			# options uvesafb mode_option=<xres>x<yres>[-<bpp>][@<refresh>] scroll=<ywrap\|ypan\|redraw> ...
283			#
284			# For more details see:
285			# http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/fb/uvesafb.txt
286			#
287			EOF
288			# fix a issues with virtualbox and 'ywrap'
289			if [[ ! -z $(hwinfo --bios \| grep -i virtualbox) ]]
290			then
291			# use redraw on virtualbox
292			echo "options uvesafb mode_option=1024x768-32@60 scroll=redraw" >> ${uvesafb_config}
293			else
294			# default config 1024x768 and 60 HZ
295			echo "options uvesafb mode_option=1024x768-32@60 scroll=ywrap" >> ${uvesafb_config}
296			fi
297			fi
298
299	niro	1248	# remove all duplicate modules
300			modules="$(remove_duplicates ${modules})"
301
302			# create the config and an initrd
303			echo "# autogenerated config file" > ${config}
304			echo "MODULES=\"${modules}\"" >> ${config}
305			echo "IMAGE_TYPE=\"initramfs\"" >> ${config}
306
307			${chroot} mkinitrd -f ${initrd} ${kernel}
308			}
309
310			chrooted()
311			{
312			local cmd="$@"
313
314			mount -t sysfs sysfs ${INSTALL_ROOT}/sys
315			mount -t proc proc ${INSTALL_ROOT}/proc
316			mount -o bind /dev ${INSTALL_ROOT}/dev
317
318			chroot ${INSTALL_ROOT} ${cmd}
319
320			umount ${INSTALL_ROOT}/dev
321			umount ${INSTALL_ROOT}/proc
322			umount ${INSTALL_ROOT}/sys
323			}