To customize your yaboot installation, use any text editor such as vi or nano or nanotiny in the debian installer to edit the yaboot. You then press enter to cycle through one line at a time. Clues to the causes of mac startup problems can be found by analyzing when in the boot process the system fails. Linux wont boot after dualboot install on g5 powerpc. If you used yabootconfig to create the initial yaboot. Apr 01, 2020 if youre using boot camp to start up from microsoft windows, set startup disk preferences to start up from macos instead. Im trying to switch my work macbook into single user mode so that i finally do away with all the limits and restrictions.
Append the partition number of the boot partition in our recommendation, 2 and then follow that with,yaboot to boot the yaboot file on the boot partition. But all for nothing the macbook pros s efi is set to only use the superdriveport, and not like the macbook air. You guys will also know how the broken folder looks like. A common option is to hold the shift key to boot to safe mode, but you can also hold commandv for verbose mode or command s for single user mode. Useful startupboot keys for the mac mac tricks and tips. The partition with the data is still there, but has a partition id 0xac. How to dualboot windows and macos on a mac laptop mag. On powermacs, hold the c key, or else the combination of command, option. Our ongoing tutorial series has covered many mac startup modes. So if you are referring to appending text to the grub line in ubuntu, then the same config should be able to be used for mint and passed to the kernel by yaboot.
So i for instance partitioned my extern hd and installed lion in hope that it gave me the option to use the usb drive, since boot camp 4. I came across several forum suggestions on how to override the admin password and so on. Boot your mac from cd, dvd, external drive, or usb flash drive. Oct 06, 2012 i have a macbook that will not boot up, tried the command, option, p,r now trying to boot in safe mode. Dec 21, 2016 to live boot into linux on mac, you will first have to create a live usb for the distro you want. As reported elsewhere, a normal spinrite freedosbased cd will boot on an intel mac such as the macbook pro ive done this myself. If these commands dont work, then there is most likely a problem with your media or iso file. A boot manager, on computer startup, lets the user decide which operating system to load.
Jan 14, 2014 in order to install linux on the replacement of a crashed harddisc drive in a 2006 macbook core duo, i wanted to boot linux from a usb flash drive in order to then install it. The default operating system is the one you want to use when you turn on or restart your mac. You can set the default operating system to either macos or windows. This site contains user submitted content, comments and opinions and is for informational purposes only. Debian also configures the computers firmware to open the grub boot manager instead of entering directly into the mac os x boot loader.
Boot your mac from cd, dvd, external drive, or usb flash at some point, you may find a need to boot your mac from a disc or a drive other than the primary mac os x startup volume. Aug 17, 2010 booting your ibook g4 from a usb stick so i spent the better half of the night trying to figure out how to make my ibook g4 boot from a usb stick. Also, some boot loaders, such as the grub 2 boot loader thats popular with linux distributions, function as boot managers as well as being boot loaders. Just follow the instructions and reinstall refind again and it should come back and allow you to boot again. Oct 20, 2009 how to create a triple boot system macos, windows, ubuntu on a macbook. Turn computer on and hold altoption and it goes to a menu where i should be able to select ubuntu but the only option available is macintosh hd. If you have a cd, and if your machine supports booting.
And now i am installing debian 7 on my ibook g4 via ethernet. This was created using a 2008 macbook running max os x 10. While this is trivial on most pcs, it turned out not to be on an old macbook. In order to install linux on the replacement of a crashed harddisc drive in a 2006 macbook core duo, i wanted to boot linux from a usb flash drive in order to then install it. This text is mostly written for mac newbies with a linux background. On newworlds, you can also use an openfirmware command to boot from the. No white screens anymore, just not finding either yaboot, linux, the partition or something. Ive tried many different open firmware boot commands, but end up with a folderquestion mark. If you have multiple operating systems installed on your computer, or if you are trying to boot off various utility or other boot disks, you may run into.
There are two ways to boot a gnulinux operating system installed inside an apple macbook. May 23, 2017 apples made it difficult to boot nonmac os x operating systems off of usb drives. Howto boot apple powerpcs from a usb drive in open firmware. While you can connect an external cddvd drive to your mac and boot from standard linux live cds and usbs, simply connecting a linux live usb drive created by standard tools like universal usb installer and unetbootin to a mac wont work. Carry your linux around in a usb, boot it on mac or pc. I have a macbook that will not boot up, tried the command, option, p,r now trying to boot in safe mode. First off, i have tried and tried again over the years to boot various powerpc macs via a usb2 disk. Once it boots up, which could take some time, simply follow the instructions to get your powerpc mac up and running using linux. Cddvd drives are disappearing from computers, leaving usb storage as the only option when reinstalling an operating system. Dude you really helped me via this big trouble thank you very much.
Potentially, the 32bit boot loader fails to accommodate the 27 partitions on cloudreadys file system. Revive a powerpc mac running linux the mac observer. For a newworld apple or ibm machine, yaboot needs to be selected. In startup manager it shows macintosh hd, but it loads only halfway and the prohibitory sign shows up. Did you know that very are various keys which you can use to change how you mac boots and access certain settings. Many users are aware of some boot commands for mac os x that provide different functionality for your system. Your mac and os x have a variety of startup keys and key combinations you can use to affect how the device starts up. How to fix common mac startup problems macrx cult of mac. Start up your mac in windows or macos with boot camp.
Cant install windows on boot camp retina macbook pro, mid. To boot your intelbased mac into any of the macos builtin startup modes, you must press and hold one or more keys detailed below after turning on the computer. You can do these commands on any powerpc mac from g3g5. Jul 06, 2011 im trying to switch my work macbook into single user mode so that i finally do away with all the limits and restrictions. Command is the key with the cloverleaf andor apple engraved on it.
Debian installs grub, a boot manager and loader, on the hard drives efi partition. Shift key, for instance, starts your mac in safe mode, and c or c starts up. If you have multiple operating systems installed on your computer, or if you are trying to boot off various utility or. How to install and dual boot linux and macos lifewire. Boot argument options in os x when you boot your system you you can the keyboard at startup to alter the boot behavior. Oct 28, 2001 append the partition number of the boot partition in our recommendation, 2 and then follow that with, yaboot to boot the yaboot file on the boot partition. Boot linux from a usb flash drive on a macbook astrofloyds. How to use os x boot options to troubleshoot your mac. I have also tried this with a boot cd and using refit but to no avail. I think its possible that our ability to boot on this machine has degraded over time.
By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. If you use the startup disk control panel mac os 9 or preferences pane mac os x you will disable the yaboot boot process and will not be able to use your linux partition until you reactivate the yaboot boot process. Learn about mac keyboard shortcuts that you can use after your mac has started up. Moreover, if you ever mess up your bootloader and are unable to boot refind can help you boot into your os if it exists. I dont think this is the case though, as we had another user using v47. Sep 02, 2009 boot device selection options in mac os x. Ive spent a while figuring out how to boot linux on my macbook air 3. First a very quick introduction to the special apple keys. You can obviously mess up your system if something goes wrong.
At the command line type the following to learn more. Apr 29, 2017 in the event that refind gets clobbered youll know, because a powercycle takes you to the builtin macos boot manager you should still be able to boot into windows, but youll probably lose the ability to boot into linux. If these commands dont work, then there is most likely a problem with. List all possible terminal commands mac tricks and tips. I do not have any discs and i am not sure what version of osx is loaded on the machine. You used to see the yaboot menu whenever you turned on your computer and now all it wants to do is boot into mac os. Ubuntu installs a boot loader called yaboot yet another bootloader to allow you to. Thankfully, somewhere about the time the imac g5 with the ambient light sensor als was released, apple tweaked their open firmware, which allowed us to boot powerpc macs from usb2 drives. Also, you might want to addkeep some bootloader options to boot from your other linuxmacososx partitions.
The following is a more comprehensive list of the keyboard commands you know and many. How to create a triple boot system macos, windows, ubuntu on a macbook. Howtobooting with yaboot on powerpc recovering from. If you are booting linux then use,\\yaboot, but if you are booting a mac os. If you have more than one bootable drive or partition on your mac, you know you can get to the boot menu by holding down the option key at boot time. A second later all of the commands will be displayed. These macbook keyboard shortcuts for the finder, a maintenance checklist, and a translation of the modifier keys will speed you on your way to. How to boot a mac from usb drive with pictures wikihow. If youre using a keyboard made for a pc, such as a keyboard with a windows logo, try a keyboard made for mac. This probably happened because you set a mac os partition as the startup disk using startup disk.
Configuring yaboot and debian to boot into a command line. I cannot get fedora or gentoo to boot this way yet. Howtobooting with yaboot on powerpc chapter 9 recovering from misconfiguration. How to use a mac to create a linux live usb stick and boot it. Most of these commands have secrets that apple are not trying to reveal at all. Howtobooting with yaboot on powerpc customizing your. Follow the instructions in the section called booting newworld macs from. The process is fairly painless and, if you have a bit of time and patience you. I have found that ubuntu, debian, and opensuse work great. Yabootconfigurationformacintoshpowerpcsdualboot community.
The extra options in grub on the kernel line are in fact kernel boot options passed across to the kernel when loaded. Network boot is a whole other ball game that we will cover separately for good reason so lets concentrate on how to create a usb stick which is bootable and contains a linux operating system of your choice on it. If you dont know the partition number, just start at 2 and work your way up until you hit it. If your stick is in the right side of the machine, then you need to do this. Booting linux inside a macbook using grub and efi what follows applies only to macbooks that contain an intel cpu and not to the older powerpc models. Now your flash drive is ready to boot on any mac or efi compatible pc. I want to run spinrite wo removing the hd of a mbp it takes a long time with a macbook pro, unlike with a macbook. Restore mac to factory settings without disc macbook pro, air, imac, retina display, mini duration. To create a uboot script image, commands are written to a text.
To live boot into linux on mac, you will first have to create a live usb for the distro you want. Or, if you want to add a mac os 8 or 9 boot option. Apples made it difficult to boot nonmac os x operating systems off of usb drives. Macbook owners have a number of tools that come in very handy for using their laptops efficiently and for maintaining the operating system to keep it running in top shape. Even if you cannot boot from cdrom, you can probably install the ubuntu. Jun 22, 20 most of these commands have secrets that apple are not trying to reveal at all. Remember that some key combinations are disabled when your mac is using a firmware password. Apple may provide or recommend responses as a possible solution based on the information provided. Booting linux from usb drive on a recent macbook air e. So scratch that next there is network boot and finally theres boot from usb. You can determine most openfirmware paths from the of prompt using a few of commands, then construct an of boot command to directly boot your kernel. How to change boot options with terminal apple community. In the event that refind gets clobbered youll know, because a powercycle takes you to the builtin macos boot manager you should still be able to boot into windows, but youll probably lose the ability to boot into linux. If you are booting linux then use,\\ yaboot, but if you are booting a mac os use,\\tbxi.
Cant boot into os x after bootcamp, apple community. It will take a while to go through every line but you can find some cool commands. Other keyboard shortcuts are available after your mac has started up. My optical drive does not work anymore, so this is how i install os x on my machine. Could not locate the os x boot volume apple community. Yaboot can boot any installed linux kernel and system from the boot.
I have a macbook that will not boot up, tried the command. Booting your ibook g4 from a usb stick so i spent the better half of the night trying to figure out how to make my ibook g4 boot from a usb stick. I have the leopard iso, but none of my dvd drives will burn dual layer, so i needed to use the usb route. If youre using boot camp to start up from microsoft windows. If youre using boot camp to start up from microsoft windows, set startup disk preferences to start up from macos instead. If youre dualbooting ubuntu and os x or macos, as its been recently renamed on a mac, its a practical necessity to add something to the boot process. Jul 23, 2010 clues to the causes of mac startup problems can be found by analyzing when in the boot process the system fails. Booting debian from external firewire on powerpc mac howtoforge. The boot process on a mac is a magical process, all you see is a grey screen with the magic happening in the background.
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