trunk/installer/hwdetection.sh

#!/bin/bash
# $Header: /home/cvsd/magellan-cvs/magellan-src/installer/hwdetection.sh,v 1.7 2007-10-15 20:49:40 niro Exp $

## 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

	# 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	#!/bin/bash
2	# $Header: /home/cvsd/magellan-cvs/magellan-src/installer/hwdetection.sh,v 1.7 2007-10-15 20:49:40 niro Exp $
3
4	## hwdetection, needs >= sys-apps/hwinfo
5
6	# hwinfo wrapper to use hwinfo with sudo if requested
7	hwinfo()
8	{
9	local use_sudo=""
10	case ${SUDO} in
11	yes\|y\|true\|1) use_sudo=sudo ;;
12	esac
13
14	${use_sudo} /usr/sbin/hwinfo $@
15	}
16
17	# get_hwinfo $hw_item
18	get_hwinfo()
19	{
20	local enable_desc="0"
21
22	if [[ $1 = --with-description ]] \|\| [[ $1 = -d ]]
23	then
24	enable_desc=1
25	shift
26	fi
27
28	local item="$1"
29	local all
30	local i
31
32	# handle special items
33	case ${item} in
34	memory) get_hwinfo_memory; return ;;
35	smp) get_hwinfo_smp; return ;;
36	esac
37
38	all=$(hwinfo --short --"${item}")
39
40	declare -i i=0
41	while read device description
42	do
43	# skip the first line
44	(( i++ ))
45	[ ${i} -eq 1 ] && continue
46
47	if [[ ${enable_desc} = 1 ]]
48	then
49	echo "${device};${description}"
50	else
51	echo "${device}"
52	fi
53	done <<< "${all}"
54	}
55
56
57	# special memory case
58	get_hwinfo_memory()
59	{
60	local memory=$(hwinfo --memory \| grep "Memory Size" \| cut -d: -f2 \| sed "s:\ ::")
61	echo "${memory}"
62	}
63
64
65	# special smp case
66	get_hwinfo_smp()
67	{
68	local smp=$(hwinfo --smp \| grep "SMP support:" \| cut -d: -f2 \| sed "s:\ ::")
69	echo "${smp}"
70	}
71
72
73	# get_driver_modules $hw_item
74	get_driver_modules()
75	{
76	local item="$1"
77	local modules
78
79	# being little tricky here :)
80	# does following:
81	# grep:
82	# -> 'Driver Modules: "via82cxxx", "ide_cd"'
83	# cut:
84	# -> ' "via82cxxx", "ide_cd"'
85	# sed1:
86	# -> ' modules="via82cxxx", "ide_cd"'
87	# sed2:
88	# -> ' modules="via82cxxx ide_cd"'
89	# then evaluate -> eval modules="via82cxxx ide_cd"
90	# and we get a variable $modules with all mods
91	#eval $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 \| sed -e "s:\":modules=\":" -e "s:\",\ \":\ :")
92
93	local i
94	for i in $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 )
95	do
96	eval $(echo "${i}" \| sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
97	done
98	echo "${modules}"
99	}
100
101	# remove_duplicates $list
102	remove_duplicates()
103	{
104	local list="$@"
105	local fixed_list=":"
106	local i
107
108	for i in ${list}
109	do
110	if [[ -z $(echo "${fixed_list}" \| fgrep ":${i}:") ]]
111	then
112	fixed_list="${fixed_list}${i}:"
113	fi
114	done
115
116	# remove all ':' and show the cleaned list
117	# this way fixes double spaces also
118	for i in $(echo ${fixed_list} \| sed "s\|:\| \|g")
119	do
120	echo "${i}"
121	done
122	}
123
124	get_x11_driver_modules()
125	{
126	local modules
127	modules="$(hwinfo --gfxcard \| grep "XFree86 v4 Server Module:" \| cut -d: -f2)"
128
129	# remove duplicates from list and show it
130	remove_duplicates "${modules}"
131	}
132
133	# create_initrd {/path/to/initrd kernelversion </path/to/config>}
134	# when nothing given then /boot/initrd-$(uname -r).img $(uname -r) will be used
135	# default config path is /etc/conf.d/mkinitrd
136	create_initrd()
137	{
138	local initrd="$1"
139	local kernel="$2"
140	local config="$3"
141	local modules
142
143	[[ -z ${initrd} ]] && initrd="/boot/initrd-$(uname -r).img"
144	[[ -z ${kernel} ]] && kernel="$(uname -r)"
145	[[ -z ${config} ]] && config="/etc/conf.d/mkinitrd"
146
147	# get various modules needed to boot
148	modules="${modules} $(get_driver_modules disk)"
149	modules="${modules} $(get_driver_modules scsi)"
150	modules="${modules} $(get_driver_modules cdrom)"
151
152	# remove all duplicate modules
153	modules="$(remove_duplicates ${modules})"
154
155	# create the config and an initrd
156	echo "# autogenerated config file" > ${config}
157	echo "MODULES=\"${modules}\"" >> ${config}
158	echo "IMAGE_TYPE=\"initramfs\"" >> ${config}
159
160	mkinitrd -f ${initrd} ${kernel}
161	}
162
163	# special: memory (size), floppy (modprobe floppy), smp (support y/n)
164	# sound (which module? -> eval $(hwinfo --sound \| grep "Driver Modules:" \| cut -d: -f2 \| sed s:\":a=\":) )
165	#
166
167	# for i in cdrom cpu disk floppy gfxcard keyboard memory monitor mouse
168	# netcard pppoe scsi smp \
169	# sound wlan
170	# do
171	# echo -------- ${i}
172	# get_hwinfo ${i}
173	# echo -------------------------------------------------
174	# echo
175	# done
176
177	# get_driver_modules sound
178	# get_driver_modules wlan
179	# get_driver_modules cdrom
180	# get_driver_modules disk
181	# get_driver_modules gfxcard
182	# get_x11_driver_modules
183
184	# # get a modules list
185	# for i in sound wlan cdrom disk gfxcard
186	# do
187	# ALL_MODULES="${ALL_MODULES} $(get_driver_modules ${i})"
188	# done
189	# ALL_MODULES="${ALL_MODULES} $(get_x11_driver_modules)"
190	# # show a clean list
191	# for i in $(remove_duplicates ${ALL_MODULES})
192	# do
193	# echo ${i}
194	# done
195
196	#create_initrd /root/TEST/initrd
197	#get_driver_modules cdrom
198	#get_driver_modules disk
199	#get_driver_modules scsi
200	#get_driver_modules all
201
202	# network
203	#get_hwinfo --with-description netcard
204	#get_driver_modules netcard
205
206	#get_hwinfo disk
207	#get_hwinfo partition \| grep /dev/hda