src/include/hwdetection.global.class.in

#!/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	#!/bin/bash
2	# $Id$
3
4	provide hwdetection
5
6	## 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 "${smp}"
72	}
73
74	get_hwinfo_monitor()
75	{
76	local all
77	local hsync
78	local vsync
79	local resolution
80
81	all="$(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	# get_driver_modules $hw_item
93	get_driver_modules()
94	{
95	local item="$1"
96	local modules
97	local i
98
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	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	# 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	local uvesafb_config="/etc/modprobe.d/uvesafb.conf"
251
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}/${config}"
271	uvesafb_config="${INSTALL_ROOT}/${uvesafb_config}"
272	chroot="chrooted"
273	fi
274
275	# get various modules needed to boot
276	modules="$(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	# 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	# 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	if [[ ${framebuffer} = 1 ]]
298	then
299	modules+=" uvesafb"
300
301	# 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" >> ${uvesafb_config}
320	fi
321	fi
322
323	# remove all duplicate modules
324	modules="$(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	}