src/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_hwinfo_monitor()
{
	local all
	local hsync
	local vsync
	local resolution

	all="$(hwinfo --monitor)"
	hsync=$(echo "${all}" | grep 'Hor.*Sync' | sed 's:.*\:\ \(.*\)\ kHz:\1:')
	vsync=$(echo "${all}" | grep 'Vert.*Sync' | sed 's:.*\:\ \(.*\)\ Hz:\1:')
	resolution=$(echo "${all}" | grep 'Max.*Resolution' | sed 's:.*\:\ \(.*\):\1:')

	#echo "hsync=\"${hsync}\""
	#echo "vsync=\"${vsync}\""
	#echo "resolution=\"${resolution}\""
	echo "${hsync};${vsync};${resolution}"
}

# 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

	# check for usb-storage and add usb host drivers
	if [[ ! -z $(echo ${modules} | grep usb[_-]storage) ]]
	then
		# add usb1, usb1.1, usb2 and ubs3 hosts
		modules+=" uhci-hcd ohci-hcd ehci-hcd xhci-hcd"
	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 "${smp}"
72			}
73
74	niro	1335	get_hwinfo_monitor()
75			{
76			local all
77			local hsync
78			local vsync
79			local resolution
80	niro	1248
81	niro	1335	all="$(hwinfo --monitor)"
82			hsync=$(echo "${all}" \| grep 'Hor.Sync' \| sed 's:.\:\ \(.*\)\ kHz:\1:')
83			vsync=$(echo "${all}" \| grep 'Vert.Sync' \| sed 's:.\:\ \(.*\)\ Hz:\1:')
84			resolution=$(echo "${all}" \| grep 'Max.Resolution' \| sed 's:.\:\ \(.*\):\1:')
85
86			#echo "hsync=\"${hsync}\""
87			#echo "vsync=\"${vsync}\""
88			#echo "resolution=\"${resolution}\""
89			echo "${hsync};${vsync};${resolution}"
90			}
91
92	niro	1248	# get_driver_modules $hw_item
93			get_driver_modules()
94			{
95			local item="$1"
96			local modules
97	niro	1307	local i
98	niro	1248
99			for i in $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 )
100			do
101			eval $(echo "${i}" \| sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
102			done
103			remove_duplicates "${modules}"
104			}
105
106			# remove_duplicates $list
107			remove_duplicates()
108			{
109			local list="$@"
110			local fixed_list=":"
111			local i
112
113			for i in ${list}
114			do
115			if [[ -z $(echo "${fixed_list}" \| fgrep ":${i}:") ]]
116			then
117			fixed_list="${fixed_list}${i}:"
118			fi
119			done
120
121			unset list
122
123			# remove all ':' and show the cleaned list
124			# this way fixes double spaces also
125			local counter
126			declare -i counter=0
127			for i in $(echo ${fixed_list} \| sed "s\|:\| \|g")
128			do
129			(( counter++ ))
130			if [[ ${counter} -eq 1 ]]
131			then
132			list="${i}"
133			else
134			list+=" ${i}"
135			fi
136			done
137
138			echo "${list}"
139			}
140
141			get_x11_driver_modules()
142			{
143			local modules
144			modules="$(hwinfo --gfxcard \| grep 'XFree86 v4 Server Module:' \| sed 's/.Module:\ \(.\)/\1/')"
145
146			# remove duplicates from list and show it
147			remove_duplicates "${modules}"
148			}
149
150	niro	1307	get_evdev_device_path()
151			{
152			local device="$1"
153			local path
154
155			case ${device} in
156			mouse\|keyboard) true;;
157			*) die "unkown device";;
158			esac
159
160			path="$(hwinfo --${device} \| grep 'Device Files:' \| sed 's:.\(/dev/input/event[0-5]\).:\1:')"
161			echo "${path}"
162			}
163
164	niro	1248	# get_netcard_driver_modules device
165			# e.g. get_netcard_driver_modules eth0
166			get_netcard_driver_modules()
167			{
168			local device="$1"
169			local modules
170
171			if [[ -z ${device} ]]
172			then
173			echo "Error: get_netcard_driver_module(): no device given"
174			return 1
175			fi
176
177			modules=$(hwinfo --netcard \| grep -B1 "Device File: ${device}" \| sed 's/.Modules: \"\(.\)\"/\1/;q')
178			remove_duplicates "${modules}"
179			}
180
181			get_blkid_information()
182			{
183			local partition="$1"
184			local variable="$2"
185			local method
186
187			case $1 in
188			--uuid\|-u) shift; method="-U"; partition="$1"; variable="$2" ;;
189			--label\|-l) shift; method="-L"; partition="$1"; variable="$2" ;;
190			esac
191
192			if [[ -z ${partition} ]]
193			then
194			echo "Error: get_get_blkid_information()(): no partition given"
195			return 1
196			fi
197
198			if [[ -z ${variable} ]]
199			then
200			echo "Error: get_get_blkid_information()(): no variable given"
201			return 1
202			fi
203
204			blkid -o value -s "${variable}" "${method}" "${partition}"
205			}
206
207			get_fstype()
208			{
209			local partition="$1"
210			if [[ -z ${partition} ]]
211			then
212			echo "Error: get_fstype(): no partition given"
213			return 1
214			fi
215
216			# does not work with uuids
217			#mount -f --guess-fstype ${partition}
218
219			get_blkid_information ${partition} TYPE
220			}
221
222			get_uuid()
223			{
224			local partition="$1"
225			if [[ -z ${partition} ]]
226			then
227			echo "Error: get_uuid(): no partition given"
228			return 1
229			fi
230
231			# does not work with uuids
232			#mount -f --guess-fstype ${partition}
233
234			get_blkid_information ${partition} UUID
235			}
236
237			# create_initrd {/path/to/initrd kernelversion </path/to/config>}
238			# when nothing given then /boot/initrd-$(uname -r).img $(uname -r) will be used
239			# default config path is /etc/conf.d/mkinitrd
240			create_initrd()
241			{
242			local initrd
243			local kernel
244			local config
245			local chroot
246			#local root
247			local modules
248			# enabled framebuffer modules as default
249			local framebuffer=1
250	niro	1307	local uvesafb_config="/etc/modprobe.d/uvesafb.conf"
251	niro	1248
252			# very basic getops
253			for i in $*
254			do
255			case $1 in
256			--initrd\|-i) shift; initrd="$1" ;;
257			--config\|-c) shift; config="$1" ;;
258			--kernelversion\|-v) shift; kernel="$1" ;;
259			--nofb) shift; framebuffer=0
260			esac
261			shift
262			done
263
264			[[ -z ${initrd} ]] && initrd="/boot/initrd-$(uname -r).img"
265			[[ -z ${kernel} ]] && kernel="$(uname -r)"
266			[[ -z ${config} ]] && config="/etc/conf.d/mkinitrd"
267
268			if [[ ! -z ${INSTALL_ROOT} ]]
269			then
270			config="${INSTALL_ROOT}/${config}"
271	niro	1307	uvesafb_config="${INSTALL_ROOT}/${uvesafb_config}"
272	niro	1248	chroot="chrooted"
273			fi
274
275			# get various modules needed to boot
276			modules="$(get_driver_modules disk)"
277			modules+=" $(get_driver_modules scsi)"
278			modules+=" $(get_driver_modules cdrom)"
279
280			# check for special ide_disk drivers (ata support)
281			if [[ ! -z $(echo ${modules} \| grep ide_disk) ]]
282			then
283			modules+=" $(grep ide_disk /proc/modules \| cut -d' ' -f4 \| sed '/-/d;s:,:\ :g')"
284			fi
285
286	niro	1335	# check for usb-storage and add usb host drivers
287			if [[ ! -z $(echo ${modules} \| grep usb[_-]storage) ]]
288			then
289			# add usb1, usb1.1, usb2 and ubs3 hosts
290			modules+=" uhci-hcd ohci-hcd ehci-hcd xhci-hcd"
291			fi
292
293	niro	1248	# add some generic modules
294			modules+=" sg_mod sg loop sr_mod sd_mod ide-cd ide-cd_mod ide-disk"
295
296			# add generic framebuffer modules
297	niro	1307	if [[ ${framebuffer} = 1 ]]
298			then
299			modules+=" uvesafb"
300	niro	1248
301	niro	1307	# setup modprobe conf too
302			[[ ! -d $(dirname ${uvesafb_config}) ]] && install -d $(dirname ${uvesafb_config})
303			cat > ${uvesafb_config} << EOF
304			# This file sets the parameters for uvesafb module.
305			# The following format should be used:
306			# options uvesafb mode_option=<xres>x<yres>[-<bpp>][@<refresh>] scroll=<ywrap\|ypan\|redraw> ...
307			#
308			# For more details see:
309			# http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/fb/uvesafb.txt
310			#
311			EOF
312			# fix a issues with virtualbox and 'ywrap'
313			if [[ ! -z $(hwinfo --bios \| grep -i virtualbox) ]]
314			then
315			# use redraw on virtualbox
316			echo "options uvesafb mode_option=1024x768-32@60 scroll=redraw" >> ${uvesafb_config}
317			else
318			# default config 1024x768 and 60 HZ
319			echo "options uvesafb mode_option=1024x768-32@60 scroll=ywrap" >> ${uvesafb_config}
320			fi
321			fi
322
323	niro	1248	# remove all duplicate modules
324			modules="$(remove_duplicates ${modules})"
325
326			# create the config and an initrd
327			echo "# autogenerated config file" > ${config}
328			echo "MODULES=\"${modules}\"" >> ${config}
329			echo "IMAGE_TYPE=\"initramfs\"" >> ${config}
330
331			${chroot} mkinitrd -f ${initrd} ${kernel}
332			}
333
334			chrooted()
335			{
336			local cmd="$@"
337
338			mount -t sysfs sysfs ${INSTALL_ROOT}/sys
339			mount -t proc proc ${INSTALL_ROOT}/proc
340			mount -o bind /dev ${INSTALL_ROOT}/dev
341
342			chroot ${INSTALL_ROOT} ${cmd}
343
344			umount ${INSTALL_ROOT}/dev
345			umount ${INSTALL_ROOT}/proc
346			umount ${INSTALL_ROOT}/sys
347			}