Initial snapshot
This commit is contained in:
Mercier Pierre-Olivier
commit
fee4dd4e6d
373 changed files with 62144 additions and 0 deletions
BIN
tool/mbl/grub/data/kaneton.img
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tool/mbl/grub/data/kaneton.img
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284
tool/mbl/grub/grub.py
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tool/mbl/grub/grub.py
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#
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# ---------- header -----------------------------------------------------------
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#
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# project kaneton
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#
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# license kaneton
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#
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# file /home/mycure/kaneton/tool/mbl/grub/grub.py
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#
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# created julien quintard [tue jun 26 11:33:57 2007]
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# updated julien quintard [sat mar 5 09:19:34 2011]
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#
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#
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# ---------- information ------------------------------------------------------
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#
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# this script is used to build and install the kaneton microkernel boot
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# device.
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#
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#
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# ---------- imports ----------------------------------------------------------
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#
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import env
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import sys
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import re
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#
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# ---------- globals ----------------------------------------------------------
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#
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g_image="data/kaneton.img"
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g_menu = None
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g_components = None
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g_action = None
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#
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# ---------- functions --------------------------------------------------------
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#
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#
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# usage()
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#
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# this function displays the usage.
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#
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def usage():
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env.display(env.HEADER_ERROR, "usage: grub.py [action]", env.OPTION_NONE)
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env.display(env.HEADER_NONE, "", env.OPTION_NONE)
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env.display(env.HEADER_ERROR, "actions:", env.OPTION_NONE)
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env.display(env.HEADER_ERROR, " build", env.OPTION_NONE)
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env.display(env.HEADER_ERROR, " install", env.OPTION_NONE)
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#
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# warning()
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#
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# this function warns the user about its configuration.
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#
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def warning():
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env.display(env.HEADER_OK, "configuration:", env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" bootmode: " + env._BOOT_MODE_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" address: " + env._ADDRESS_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" tftp address: " + env._TFTP_ADDRESS_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" tftp directory: " + env._TFTP_DIRECTORY_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" UNIX device: " + env._UDEVICE_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" mtool device: " + env._MDEVICE_,
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env.OPTION_NONE)
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env.display(env.HEADER_OK,
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" image path: " + env._IMAGE_,
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env.OPTION_NONE)
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#
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# menu()
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#
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# this function generates the grub menu file.
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#
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def menu():
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global g_components
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global g_menu
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content = None
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component = None
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# initialize the file content.
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content = "timeout 0\n" + \
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"title kaneton\n"
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# add information about how to boot.
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if (env._BOOT_MODE_ == "peripheral") or (env._BOOT_MODE_ == "image"):
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if env._BOOT_DEVICE_ == "floppy":
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content += "root (fd0)\n"
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elif env._BOOT_DEVICE_ == "hard-drive":
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content += "root (hd0)\n"
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else:
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env.display(env.HEADER_ERROR,
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"unknown boot device '" + env._BOOT_DEVICE_ + "'",
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env.OPTION_NONE)
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sys.exit(42)
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elif env._BOOT_MODE_ == "network":
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content += "ifconfig --address=" + env._ADDRESS_ + " --server=" + \
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env._TFTP_ADDRESS_ + "\n" + \
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"root (nd)\n"
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else:
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env.display(env.HEADER_ERROR, "unknown boot mode '" + env._BOOT_MODE_ +
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"'", env.OPTION_NONE)
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sys.exit(42)
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# retrieve the grub modules from the _COMPONENTS_ environment variables.
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g_components = re.split("[ \t]+", env._COMPONENTS_.strip())
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# set the first component as the grub kernel.
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content += re.sub("^.*\/", "kernel /modules/", g_components[0]) + "\n"
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# set the other components as grub modules.
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for component in g_components[1:]:
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content += re.sub("^.*\/", "module /modules/", component) + "\n"
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# create the temporary file and fill it.
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g_menu = env.temporary(env.OPTION_FILE)
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env.push(g_menu, content, env.OPTION_NONE)
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#
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# install()
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#
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# this function installs the kaneton binaries onto the boot device.
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#
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def install():
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component = None
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# warn the user before performing any action.
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warning()
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# display some stuff.
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env.display(env.HEADER_NONE, "", env.OPTION_NONE)
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env.display(env.HEADER_OK,
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"installing kaneton binaries on the boot device",
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env.OPTION_NONE)
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# generates the grub menu file.
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menu()
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# depending on the boot mode and boot device, install the kaneton binaries
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# and the grub menu file.
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if env._BOOT_MODE_ == "peripheral":
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if env.load(g_menu, env._MDEVICE_, "/boot/grub/menu.lst",
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env.OPTION_DEVICE) != 0:
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env.display(env.HEADER_ERROR,
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"unable to load the menu.lst file",
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env.OPTION_NONE)
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sys.exit(42)
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for component in g_components:
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if not env.path(component, env.OPTION_EXIST):
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env.display(env.HEADER_ERROR, " " + component, env.OPTION_NONE)
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else:
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if env.load(component, env._MDEVICE_, "/modules/",
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env.OPTION_DEVICE) != 0:
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env.display(env.HEADER_ERROR,
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"unable to load the component '" + component + "'",
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env.OPTION_NONE)
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sys.exit(42)
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env.display(env.HEADER_OK, " " + component, env.OPTION_NONE)
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elif env._BOOT_MODE_ == "network":
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if env.load(g_menu, env._MDEVICE_, "/boot/grub/menu.lst",
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env.OPTION_DEVICE) != 0:
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env.display(env.HEADER_ERROR,
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"unable to load the menu.lst file",
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env.OPTION_NONE)
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sys.exit(42)
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for component in g_components:
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if not env.path(component, env.OPTION_EXIST):
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env.display(env.HEADER_ERROR, " " + component, env.OPTION_NONE)
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else:
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env.copy(component, env._TFTP_DIRECTORY_, env.OPTION_NONE)
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env.display(env.HEADER_OK, " " + component, env.OPTION_NONE)
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elif env._BOOT_MODE_ == "image":
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if env.load(g_menu, env._IMAGE_, "/boot/grub/menu.lst",
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env.OPTION_IMAGE) != 0:
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env.display(env.HEADER_ERROR,
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"unable to load the menu.lst file",
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env.OPTION_NONE)
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sys.exit(42)
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for component in g_components:
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if not env.path(component, env.OPTION_EXIST):
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env.display(env.HEADER_ERROR, " " + component, env.OPTION_NONE)
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else:
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if env.load(component, env._IMAGE_, "/modules/",
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env.OPTION_IMAGE) != 0:
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env.display(env.HEADER_ERROR,
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"unable to load the component '" + component + "'",
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env.OPTION_NONE)
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sys.exit(42)
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env.display(env.HEADER_OK, " " + component, env.OPTION_NONE)
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else:
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env.display(env.HEADER_ERROR, "unknown boot mode '" + env._BOOT_MODE_ +
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"'", env.OPTION_NONE)
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sys.exit(42)
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#
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# build()
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#
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# this function builds, initializes the boot device.
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#
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def build():
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# warn the user before performing any action.
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warning()
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# display some stuff.
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env.display(env.HEADER_NONE, "", env.OPTION_NONE)
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env.display(env.HEADER_OK, "initializing the boot device", env.OPTION_NONE)
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# for each boot mode, initialize the boot device.
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if (env._BOOT_MODE_ == "peripheral") or (env._BOOT_MODE_ == "network"):
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env.push(env._UDEVICE_,
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env.pull(g_image, env.OPTION_NONE),
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env.OPTION_NONE)
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elif env._BOOT_MODE_ == "image":
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env.copy(g_image, env._IMAGE_, env.OPTION_NONE)
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else:
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env.display(env.HEADER_ERROR, "unknown boot mode '" + env._BOOT_MODE_ +
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"'", env.OPTION_NONE)
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sys.exit(42)
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#
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# main()
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#
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# this function performs the main work.
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#
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def main():
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global g_action
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# check the number of arguments.
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if len(sys.argv) != 2:
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usage()
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sys.exit(42)
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# set the action.
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g_action = sys.argv[1]
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# act according to the action argument.
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if g_action == "build":
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build()
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elif g_action == "install":
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install()
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else:
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env.display(env.HEADER_ERROR, "unknown action \'" + g_action + "'",
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env.OPTION_NONE)
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usage()
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sys.exit(42)
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#
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# ---------- entry point ------------------------------------------------------
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#
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if __name__ == "__main__":
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main()
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