trunk/installer/hwdetection.sh

#!/bin/bash

## hwdetection, needs >= sys-apps/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="$1"
	local all
	local i
	all=$(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}"
}

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

	# being little tricky here :)
	# does following:
	# grep:
	# -> 'Driver Modules: "via82cxxx", "ide_cd"'
	# cut:
	# -> ' "via82cxxx", "ide_cd"'
	# sed1:
	# -> ' modules="via82cxxx", "ide_cd"'
	# sed2:
	# -> ' modules="via82cxxx ide_cd"'
	# then evaluate -> eval modules="via82cxxx ide_cd"
	# and we get a variable $modules with all mods
	#eval $(hwinfo --"${item}" | grep "Driver Modules:" | cut -d: -f2 | sed -e "s:\":modules=\":" -e "s:\",\ \":\ :")

	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
	echo "${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

	# remove all ':' and show the cleaned list
	# this way fixes double spaces also
	for i in $(echo ${fixed_list} | sed "s|:| |g")
	do
		echo "${i}"
	done
}

get_x11_driver_modules()
{
	local modules
	modules="$(hwinfo --gfxcard | grep "XFree86 v4 Server Module:" | cut -d: -f2)"

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

# 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="$1"
	local kernel="$2"
	local config="$3"
	local modules

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

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

	# 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}

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

# special: memory (size), floppy (modprobe floppy), smp (support y/n)
#          sound (which module? -> eval $(hwinfo --sound | grep "Driver Modules:" | cut -d: -f2 | sed s:\":a=\":) )
#

# for i in cdrom cpu disk floppy gfxcard keyboard memory monitor mouse 
# 	netcard pppoe scsi smp \
# 	sound wlan
# do
# 	echo -------- ${i}
# 	get_hwinfo ${i}
# 	echo -------------------------------------------------
# 	echo
# done

# get_driver_modules sound
# get_driver_modules wlan
# get_driver_modules cdrom
# get_driver_modules disk
# get_driver_modules gfxcard
# get_x11_driver_modules

# # get a modules list
# for i in sound wlan cdrom disk gfxcard
# do
# 	ALL_MODULES="${ALL_MODULES} $(get_driver_modules ${i})"
# done
# ALL_MODULES="${ALL_MODULES} $(get_x11_driver_modules)"
# # show a clean list
# for i in $(remove_duplicates ${ALL_MODULES})
# do
# 	echo ${i}
# done

#create_initrd /root/TEST/initrd
#get_driver_modules cdrom
#get_driver_modules disk
#get_driver_modules scsi
#get_driver_modules all

# network
#get_hwinfo --with-description netcard
#get_driver_modules netcard

#get_hwinfo disk
#get_hwinfo partition | grep /dev/hda
1	niro	571	#!/bin/bash
2
3			## hwdetection, needs >= sys-apps/hwinfo
4
5			# get_hwinfo $hw_item
6			get_hwinfo()
7			{
8	niro	575	local enable_desc="0"
9
10			if [[ $1 = --with-description ]] \|\| [[ $1 = -d ]]
11			then
12			enable_desc=1
13			shift
14			fi
15
16	niro	571	local item="$1"
17			local all
18			local i
19			all=$(hwinfo --short --"${item}")
20
21			declare -i i=0
22			while read device description
23			do
24			# skip the first line
25			(( i++ ))
26			[ ${i} -eq 1 ] && continue
27
28	niro	575	if [[ ${enable_desc} = 1 ]]
29			then
30			echo "${device};${description}"
31			else
32			echo "${device}"
33			fi
34	niro	571	done <<< "${all}"
35			}
36
37			# get_driver_modules $hw_item
38			get_driver_modules()
39			{
40			local item="$1"
41			local modules
42
43			# being little tricky here :)
44			# does following:
45			# grep:
46			# -> 'Driver Modules: "via82cxxx", "ide_cd"'
47			# cut:
48			# -> ' "via82cxxx", "ide_cd"'
49			# sed1:
50			# -> ' modules="via82cxxx", "ide_cd"'
51			# sed2:
52			# -> ' modules="via82cxxx ide_cd"'
53			# then evaluate -> eval modules="via82cxxx ide_cd"
54			# and we get a variable $modules with all mods
55			#eval $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 \| sed -e "s:\":modules=\":" -e "s:\",\ \":\ :")
56
57			local i
58			for i in $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 )
59			do
60	niro	574	eval $(echo "${i}" \| sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
61	niro	571	done
62			echo "${modules}"
63			}
64
65			# remove_duplicates $list
66			remove_duplicates()
67			{
68			local list="$@"
69			local fixed_list=":"
70			local i
71
72			for i in ${list}
73			do
74			if [[ -z $(echo "${fixed_list}" \| fgrep ":${i}:") ]]
75			then
76			fixed_list="${fixed_list}${i}:"
77			fi
78			done
79
80			# remove all ':' and show the cleaned list
81	niro	573	# this way fixes double spaces also
82			for i in $(echo ${fixed_list} \| sed "s\|:\| \|g")
83			do
84			echo "${i}"
85			done
86	niro	571	}
87
88			get_x11_driver_modules()
89			{
90			local modules
91			modules="$(hwinfo --gfxcard \| grep "XFree86 v4 Server Module:" \| cut -d: -f2)"
92
93			# remove duplicates from list and show it
94			remove_duplicates "${modules}"
95			}
96
97			# create_initrd {/path/to/initrd kernelversion </path/to/config>}
98			# when nothing given then /boot/initrd-$(uname -r).img $(uname -r) will be used
99			# default config path is /etc/conf.d/mkinitrd
100			create_initrd()
101			{
102			local initrd="$1"
103			local kernel="$2"
104			local config="$3"
105			local modules
106
107			[[ -z ${initrd} ]] && initrd="/boot/initrd-$(uname -r).img"
108			[[ -z ${kernel} ]] && kernel="$(uname -r)"
109			[[ -z ${config} ]] && config="/etc/conf.d/mkinitrd"
110
111			# get various modules needed to boot
112			modules="${modules} $(get_driver_modules disk)"
113			modules="${modules} $(get_driver_modules scsi)"
114			modules="${modules} $(get_driver_modules cdrom)"
115
116			# remove all duplicate modules
117			modules="$(remove_duplicates ${modules})"
118
119			# create the config and an initrd
120			echo "# autogenerated config file" > ${config}
121			echo "MODULES=\"${modules}\"" >> ${config}
122			echo "IMAGE_TYPE=\"initramfs\"" >> ${config}
123
124			mkinitrd -f ${initrd} ${kernel}
125			}
126
127			# special: memory (size), floppy (modprobe floppy), smp (support y/n)
128			# sound (which module? -> eval $(hwinfo --sound \| grep "Driver Modules:" \| cut -d: -f2 \| sed s:\":a=\":) )
129			#
130
131			# for i in cdrom cpu disk floppy gfxcard keyboard memory monitor mouse
132			# netcard pppoe scsi smp \
133			# sound wlan
134			# do
135			# echo -------- ${i}
136			# get_hwinfo ${i}
137			# echo -------------------------------------------------
138			# echo
139			# done
140
141			# get_driver_modules sound
142			# get_driver_modules wlan
143			# get_driver_modules cdrom
144			# get_driver_modules disk
145			# get_driver_modules gfxcard
146			# get_x11_driver_modules
147
148			# # get a modules list
149			# for i in sound wlan cdrom disk gfxcard
150			# do
151			# ALL_MODULES="${ALL_MODULES} $(get_driver_modules ${i})"
152			# done
153			# ALL_MODULES="${ALL_MODULES} $(get_x11_driver_modules)"
154			# # show a clean list
155			# for i in $(remove_duplicates ${ALL_MODULES})
156			# do
157			# echo ${i}
158			# done
159
160			#create_initrd /root/TEST/initrd
161	niro	575	#get_driver_modules cdrom
162	niro	571	#get_driver_modules disk
163			#get_driver_modules scsi
164			#get_driver_modules all
165
166			# network
167	niro	575	#get_hwinfo --with-description netcard
168	niro	572	#get_driver_modules netcard
169	niro	571
170			#get_hwinfo disk
171			#get_hwinfo partition \| grep /dev/hda