4 echo "Gentoo Linux Genkernel ${GK_V}"
6 echo " genkernel [options] action"
8 echo "Available Actions: "
9 echo " all Build all steps"
10 echo " bzImage Build only the kernel"
11 echo " kernel Build only the kernel and modules"
12 echo " ramdisk Build only the ramdisk/initramfs"
14 echo "Available Options: "
15 echo " Configuration settings"
16 echo " --config=<file> genkernel configuration file to use"
17 echo " Debug settings"
18 echo " --loglevel=<0-5> Debug Verbosity Level"
19 echo " --logfile=<outfile> Output file for debug info"
20 echo " --color Output debug in color"
21 echo " --no-color Do not output debug in color"
22 echo " Kernel Configuration settings"
23 echo " --menuconfig Run menuconfig after oldconfig"
24 echo " --no-menuconfig Do not run menuconfig after oldconfig"
25 echo " --gconfig Run gconfig after oldconfig"
26 echo " --xconfig Run xconfig after oldconfig"
27 echo " --save-config Save the configuration to /etc/kernels"
28 echo " --no-save-config Don't save the configuration to /etc/kernels"
29 echo " Kernel Compile settings"
30 echo " --clean Run make clean before compilation"
31 echo " --mrproper Run make mrproper before compilation"
32 echo " --no-clean Do not run make clean before compilation"
33 echo " --no-mrproper Do not run make mrproper before compilation"
34 echo " --oldconfig Implies --no-clean and runs a 'make oldconfig'"
35 echo " --gensplash Install framebuffer splash support into initramfs"
36 echo " --splash Install framebuffer splash support into initramfs"
37 echo " --no-splash Do not install framebuffer splash"
38 echo " --install Install the kernel after building"
39 echo " --no-install Do not install the kernel after building"
40 echo " --symlink Manage symlinks in /boot for installed images"
41 echo " --no-symlink Do not manage symlinks"
42 echo " --no-ramdisk-modules Don't copy any modules to the ramdisk"
43 echo " --all-ramdisk-modules Copy all kernel modules to the ramdisk"
44 echo " --callback=<...> Run the specified arguments after the"
45 echo " kernel and modules have been compiled"
46 echo " --static Build a static (monolithic kernel)."
47 echo " Kernel settings"
48 echo " --kerneldir=<dir> Location of the kernel sources"
49 echo " --kernel-config=<file> Kernel configuration file to use for compilation"
50 echo " --module-prefix=<dir> Prefix to kernel module destination, modules"
51 echo " will be installed in <prefix>/lib/modules"
52 echo " Low-Level Compile settings"
53 echo " --kernel-cc=<compiler> Compiler to use for kernel (e.g. distcc)"
54 echo " --kernel-as=<assembler> Assembler to use for kernel"
55 echo " --kernel-ld=<linker> Linker to use for kernel"
56 echo " --kernel-cross-compile=<cross var> CROSS_COMPILE kernel variable"
57 echo " --kernel-make=<makeprg> GNU Make to use for kernel"
58 echo " --utils-cc=<compiler> Compiler to use for utilities"
59 echo " --utils-as=<assembler> Assembler to use for utils"
60 echo " --utils-ld=<linker> Linker to use for utils"
61 echo " --utils-make=<makeprog> GNU Make to use for utils"
62 echo " --utils-cross-compile=<cross var> CROSS_COMPILE utils variable"
63 echo " --utils-arch=<arch> Force to arch for utils only instead of"
65 echo " --makeopts=<makeopts> Make options such as -j2, etc..."
66 echo " --mountboot Mount BOOTDIR automatically if mountable"
67 echo " --no-mountboot Don't mount BOOTDIR automatically"
68 echo " --bootdir=<dir> Set the location of the boot-directory, default is /boot"
69 echo " Initialization"
70 echo " --gensplash=<theme> Enable framebuffer splash using <theme>"
71 echo " --gensplash-res=<res> Select splash theme resolutions to install"
72 echo " --splash=<theme> Enable framebuffer splash using <theme>"
73 echo " --splash-res=<res> Select splash theme resolutions to install"
74 echo " --do-keymap-auto Forces keymap selection at boot"
75 echo " --no-keymap Disables keymap selection support"
76 echo " --evms Include EVMS support"
77 echo " --> 'emerge evms' in the host operating system"
79 echo " --evms2 Include EVMS support"
80 echo " --> 'emerge evms' in the host operating system"
82 echo " --lvm Include LVM support"
83 echo " --lvm2 Include LVM support"
84 echo " --mdadm Copy /etc/mdadm.conf to initramfs"
85 echo " --dmraid Include DMRAID support"
86 echo " --multipath Include Multipath support"
87 echo " --iscsi Include ISCSI support"
88 echo " --slowusb Enables extra pauses for slow USB CD boots"
89 echo " --bootloader=grub Add new kernel to GRUB configuration"
90 echo " --linuxrc=<file> Specifies a user created linuxrc"
91 echo " --busybox-config=<file> Specifies a user created busybox config"
92 echo " --disklabel Include disk label and uuid support in your"
94 echo " --luks Include LUKS support"
95 echo " --> 'emerge cryptsetup-luks' with USE=-dynamic"
96 echo " --no-busybox Do not include busybox in the initramfs."
97 echo " --unionfs Include support for unionfs"
98 echo " --netboot Create a self-contained env in the initramfs"
99 echo " --real-root=<foo> Specify a default for real_root="
101 echo " --arch-override=<arch> Force to arch instead of autodetect"
102 echo " --cachedir=<dir> Override the default cache location"
103 echo " --tempdir=<dir> Location of Genkernel's temporary directory"
104 echo " --postclear Clear all tmp files and caches after genkernel has run"
105 echo " Output Settings"
106 echo " --kernname=<...> Tag the kernel and ramdisk with a name:"
107 echo " If not defined the option defaults to"
109 echo " --minkernpackage=<tbz2> File to output a .tar.bz2'd kernel and ramdisk:"
110 echo " No modules outside of the ramdisk will be"
112 echo " --modulespackage=<tbz2> File to output a .tar.bz2'd modules after the"
113 echo " callbacks have run"
114 echo " --kerncache=<tbz2> File to output a .tar.bz2'd kernel contents"
115 echo " of /lib/modules/ and the kernel config"
116 echo " NOTE: This is created before the callbacks"
118 echo " --no-kernel-sources This option is only valid if kerncache is"
119 echo " defined. If there is a valid kerncache no checks"
120 echo " will be made against a kernel source tree"
121 echo " --initramfs-overlay=<dir>"
122 echo " Directory structure to include in the initramfs,"
123 echo " only available on 2.6 kernels"
125 echo " Enable copying of firmware into initramfs"
126 echo " --firmware-dir=<dir>"
127 echo " Specify directory to copy firmware from (defaults"
128 echo " to /lib/firmware)"
129 echo " --firmware-files=<files>"
130 echo " Specifies specific firmware files to copy. This"
131 echo " overrides --firmware-dir. For multiple files,"
132 echo " separate the filenames with a comma"
133 echo " --integrated-initramfs"
134 echo " Build the generated initramfs into the kernel instead of"
135 echo " keeping it as a separate file"
139 echo "Gentoo Linux Genkernel ${GK_V}"
141 echo " genkernel [options] all"
143 echo 'Some useful options:'
144 echo ' --menuconfig Run menuconfig after oldconfig'
145 echo ' --no-clean Do not run make clean before compilation'
146 echo ' --no-mrproper Do not run make mrproper before compilation,'
147 echo ' this is implied by --no-clean.'
149 echo 'For a detailed list of supported options and flags; issue:'
150 echo ' genkernel --help'
156 CMD_KERNEL_CC=`parse_opt "$*"`
157 print_info 2 "CMD_KERNEL_CC: ${CMD_KERNEL_CC}"
160 CMD_KERNEL_LD=`parse_opt "$*"`
161 print_info 2 "CMD_KERNEL_LD: ${CMD_KERNEL_LD}"
164 CMD_KERNEL_AS=`parse_opt "$*"`
165 print_info 2 "CMD_KERNEL_AS: ${CMD_KERNEL_AS}"
168 CMD_KERNEL_MAKE=`parse_opt "$*"`
169 print_info 2 "CMD_KERNEL_MAKE: ${CMD_KERNEL_MAKE}"
171 --kernel-cross-compile=*)
172 CMD_KERNEL_CROSS_COMPILE=`parse_opt "$*"`
173 CMD_KERNEL_CROSS_COMPILE=$(echo ${CMD_KERNEL_CROSS_COMPILE}|sed -e 's/.*[^-]$/&-/g')
174 print_info 2 "CMD_KERNEL_CROSS_COMPILE: ${CMD_KERNEL_CROSS_COMPILE}"
177 CMD_UTILS_CC=`parse_opt "$*"`
178 print_info 2 "CMD_UTILS_CC: ${CMD_UTILS_CC}"
181 CMD_UTILS_LD=`parse_opt "$*"`
182 print_info 2 "CMD_UTILS_LD: ${CMD_UTILS_LD}"
185 CMD_UTILS_AS=`parse_opt "$*"`
186 print_info 2 "CMD_UTILS_AS: ${CMD_UTILS_AS}"
189 CMD_UTILS_MAKE=`parse_opt "$*"`
190 print_info 2 "CMD_UTILS_MAKE: ${CMD_UTILS_MAKE}"
192 --utils-cross-compile=*)
193 CMD_UTILS_CROSS_COMPILE=`parse_opt "$*"`
194 CMD_UTILS_CROSS_COMPILE=$(echo ${CMD_UTILS_CROSS_COMPILE}|sed -e 's/.*[^-]$/&-/g')
195 print_info 2 "CMD_UTILS_CROSS_COMPILE: ${CMD_UTILS_CROSS_COMPILE}"
198 CMD_UTILS_ARCH=`parse_opt "$*"`
199 print_info 2 "CMD_UTILS_ARCH: ${CMD_ARCHOVERRIDE}"
202 CMD_MAKEOPTS=`parse_opt "$*"`
203 print_info 2 "CMD_MAKEOPTS: ${CMD_MAKEOPTS}"
207 print_info 2 "CMD_MOUNTBOOT: ${CMD_MOUNTBOOT}"
211 print_info 2 "CMD_MOUNTBOOT: ${CMD_MOUNTBOOT}"
214 CMD_BOOTDIR=`parse_opt "$*"`
215 print_info 2 "CMD_BOOTDIR: ${CMD_BOOTDIR}"
220 print_info 2 "CMD_DOKEYMAPAUTO: ${CMD_DOKEYMAPAUTO}"
224 print_info 2 "CMD_KEYMAP: ${CMD_KEYMAP}"
228 print_info 2 "CMD_EVMS: ${CMD_EVMS}"
232 print_info 2 "CMD_EVMS: ${CMD_EVMS}"
234 print_warning 1 "Please use --evms, as --evms2 is deprecated."
238 print_info 2 "CMD_LVM: ${CMD_LVM}"
242 print_info 2 "CMD_LVM: ${CMD_LVM}"
244 print_warning 1 "Please use --lvm, as --lvm2 is deprecated."
248 print_info 2 "CMD_MDADM: $CMD_MDADM"
252 print_info 2 "CMD_BUSYBOX: ${CMD_BUSYBOX}"
256 print_info 2 "CMD_UNIONFS: ${CMD_UNIONFS}"
260 print_info 2 "CMD_NETBOOT: ${CMD_NETBOOT}"
263 CMD_REAL_ROOT=`parse_opt "$*"`
264 print_info 2 "CMD_REAL_ROOT: ${CMD_REAL_ROOT}"
268 print_info 2 "CMD_SLOWUSB: ${CMD_SLOWUSB}"
271 if [ ! -e /usr/include/libdevmapper.h ]
273 echo 'Error: --dmraid requires device-mapper to be installed'
274 echo ' on the host system; try "emerge device-mapper".'
278 print_info 2 "CMD_DMRAID: ${CMD_DMRAID}"
281 if [ ! -e /usr/include/libdevmapper.h ]
283 echo 'Error: --multipath requires device-mapper to be installed'
284 echo ' on the host;system; try "emerge device-mapper".'
288 print_info 2 "CMD_MULTIPATH: ${CMD_MULTIPATH}"
291 CMD_BOOTLOADER=`parse_opt "$*"`
292 print_info 2 "CMD_BOOTLOADER: ${CMD_BOOTLOADER}"
295 print_info 2 "CMD_ISCSI: ${CMD_ISCSI}"
298 CMD_LOGLEVEL=`parse_opt "$*"`
299 LOGLEVEL="${CMD_LOGLEVEL}"
300 print_info 2 "CMD_LOGLEVEL: ${CMD_LOGLEVEL}"
303 TERM_LINES=`stty -a | head -n 1 | cut -d\ -f5 | cut -d\; -f1`
304 TERM_COLUMNS=`stty -a | head -n 1 | cut -d\ -f7 | cut -d\; -f1`
305 if [[ TERM_LINES -lt 19 || TERM_COLUMNS -lt 80 ]]
307 echo "Error: You need a terminal with at least 80 columns"
308 echo " and 19 lines for --menuconfig; try --nomenuconfig..."
312 print_info 2 "CMD_MENUCONFIG: ${CMD_MENUCONFIG}"
316 print_info 2 "CMD_MENUCONFIG: ${CMD_MENUCONFIG}"
320 print_info 2 "CMD_GCONFIG: ${CMD_GCONFIG}"
324 print_info 2 "CMD_XCONFIG: ${CMD_XCONFIG}"
328 print_info 2 "CMD_SAVE_CONFIG: ${CMD_SAVE_CONFIG}"
332 print_info 2 "CMD_SAVE_CONFIG: ${CMD_SAVE_CONFIG}"
336 print_info 2 "CMD_MRPROPER: ${CMD_MRPROPER}"
340 print_info 2 "CMD_MRPROPER: ${CMD_MRPROPER}"
344 print_info 2 "CMD_CLEAN: ${CMD_CLEAN}"
348 print_info 2 "CMD_CLEAN: ${CMD_CLEAN}"
353 print_info 2 "CMD_CLEAN: ${CMD_CLEAN}"
354 print_info 2 "CMD_OLDCONFIG: ${CMD_OLDCONFIG}"
358 SPLASH_THEME=`parse_opt "$*"`
359 print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
360 print_info 2 "SPLASH_THEME: ${SPLASH_THEME}"
362 print_warning 1 "Please use --splash, as --gensplash is deprecated."
366 SPLASH_THEME='default'
367 print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
369 print_warning 1 "Please use --splash, as --gensplash is deprecated."
373 SPLASH_THEME=`parse_opt "$*"`
374 print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
375 print_info 2 "SPLASH_THEME: ${SPLASH_THEME}"
379 SPLASH_THEME='default'
380 print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
384 print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
387 SPLASH_RES=`parse_opt "$*"`
388 print_info 2 "SPLASH_RES: ${SPLASH_RES}"
390 print_warning 1 "Please use --splash-res, as --gensplash-res is deprecated."
393 SPLASH_RES=`parse_opt "$*"`
394 print_info 2 "SPLASH_RES: ${SPLASH_RES}"
398 print_info 2 "CMD_NOINSTALL: ${CMD_NOINSTALL}"
402 print_info 2 "CMD_NOINSTALL: ${CMD_NOINSTALL}"
404 --no-ramdisk-modules)
405 CMD_NORAMDISKMODULES=1
406 print_info 2 "CMD_NORAMDISKMODULES: ${CMD_NORAMDISKMODULES}"
408 --all-ramdisk-modules)
409 CMD_ALLRAMDISKMODULES=1
410 print_info 2 "CMD_ALLRAMDISKMODULES: ${CMD_ALLRAMDISKMODULES}"
413 CMD_CALLBACK=`parse_opt "$*"`
414 print_info 2 "CMD_CALLBACK: ${CMD_CALLBACK}/$*"
418 print_info 2 "CMD_STATIC: ${CMD_STATIC}"
421 TMPDIR=`parse_opt "$*"`
422 TEMP=${TMPDIR}/$RANDOM.$RANDOM.$RANDOM.$$
423 print_info 2 "TMPDIR: ${TMPDIR}"
424 print_info 2 "TEMP: ${TEMP}"
428 print_info 2 "CMD_POSTCLEAR: ${CMD_POSTCLEAR}"
431 CMD_ARCHOVERRIDE=`parse_opt "$*"`
432 print_info 2 "CMD_ARCHOVERRIDE: ${CMD_ARCHOVERRIDE}"
436 print_info 2 "USECOLOR: ${USECOLOR}"
441 print_info 2 "USECOLOR: ${USECOLOR}"
445 CMD_LOGFILE=`parse_opt "$*"`
446 LOGFILE=`parse_opt "$*"`
447 print_info 2 "CMD_LOGFILE: ${CMD_LOGFILE}"
448 print_info 2 "LOGFILE: ${CMD_LOGFILE}"
451 CMD_KERNEL_DIR=`parse_opt "$*"`
452 print_info 2 "CMD_KERNEL_DIR: ${CMD_KERNEL_DIR}"
455 CMD_KERNEL_CONFIG=`parse_opt "$*"`
456 print_info 2 "CMD_KERNEL_CONFIG: ${CMD_KERNEL_CONFIG}"
459 CMD_INSTALL_MOD_PATH=`parse_opt "$*"`
460 print_info 2 "CMD_INSTALL_MOD_PATH: ${CMD_INSTALL_MOD_PATH}"
463 CACHE_DIR=`parse_opt "$*"`
464 print_info 2 "CACHE_DIR: ${CACHE_DIR}"
467 CMD_MINKERNPACKAGE=`parse_opt "$*"`
468 print_info 2 "MINKERNPACKAGE: ${CMD_MINKERNPACKAGE}"
471 CMD_MODULESPACKAGE=`parse_opt "$*"`
472 print_info 2 "MODULESPACKAGE: ${CMD_MODULESPACKAGE}"
475 CMD_KERNCACHE=`parse_opt "$*"`
476 print_info 2 "KERNCACHE: ${CMD_KERNCACHE}"
479 CMD_KERNNAME=`parse_opt "$*"`
480 print_info 2 "KERNNAME: ${CMD_KERNNAME}"
484 print_info 2 "CMD_SYMLINK: ${CMD_SYMLINK}"
488 print_info 2 "CMD_SYMLINK: ${CMD_SYMLINK}"
491 CMD_NO_KERNEL_SOURCES=1
492 print_info 2 "CMD_NO_KERNEL_SOURCES: ${CMD_NO_KERNEL_SOURCES}"
494 --initramfs-overlay=*)
495 CMD_INITRAMFS_OVERLAY=`parse_opt "$*"`
496 print_info 2 "CMD_INITRAMFS_OVERLAY: ${CMD_INITRAMFS_OVERLAY}"
499 CMD_LINUXRC=`parse_opt "$*"`
500 print_info 2 "CMD_LINUXRC: ${CMD_LINUXRC}"
503 CMD_BUSYBOX_CONFIG=`parse_opt "$*"`
504 print_info 2 "CMD_BUSYBOX_CONFIG: ${CMD_BUSYBOX_CONFIG}"
507 KERNEL_MAKE_DIRECTIVE_2='zImage.initrd'
508 KERNEL_BINARY_2='arch/powerpc/boot/zImage.initrd'
510 # ENABLE_PEGASOS_HACKS="yes"
511 # print_info 2 "ENABLE_PEGASOS_HACKS: ${ENABLE_PEGASOS_HACKS}"
515 print_info 2 "CMD_DISKLABEL: ${CMD_DISKLABEL}"
519 print_info 2 "CMD_LUKS: ${CMD_LUKS}"
523 print_info 2 "CMD_FIRMWARE: ${CMD_FIRMWARE}"
526 CMD_FIRMWARE_DIR=`parse_opt "$*"`
528 print_info 2 "CMD_FIRMWARE_DIR: ${CMD_FIRMWARE_DIR}"
531 CMD_FIRMWARE_FILES=`parse_opt "$*"`
533 print_info 2 "CMD_FIRMWARE_FILES: ${CMD_FIRMWARE_FILES}"
535 --integrated-initramfs)
536 CMD_INTEGRATED_INITRAMFS=1
537 print_info 2 "CMD_INTEGRATED_INITRAMFS=${CMD_INTEGRATED_INITRAMFS}"
540 print_info 2 "CMD_GK_CONFIG: `parse_opt "$*"`"
559 CMD_NORAMDISKMODULES=1
560 print_info 2 "CMD_NORAMDISKMODULES: ${CMD_NORAMDISKMODULES}"
571 echo "Error: Unknown option '$*'!"