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nPartition Administrator's Guide > Chapter 5 Booting and Resetting nPartitions

Configuring Boot Paths and Options

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You can configure boot paths and boot options by using any one of the following procedures:

CAUTION: The nPartition ACPI configuration must be set to the proper value for the operating system when configuring boot options on HP Integrity servers. This must be done for the device paths to be properly established in the boot options list. Use the acpiconfig command to check and set this value. For details refer to “ACPI Configuration Value—HP Integrity Server OS Boot”.

Procedure 5-55 Configuring Boot Paths and Options (BCH Menu)

Use the PATH command from the BCH Main Menu to configure boot paths for an nPartition. The BCH Menu is available only on HP 9000 systems.

  1. Access the BCH Main Menu for the nPartition whose boot paths and options you want to configure.

    Login to the service processor (MP or GSP) and enter CO to access the Console list. Select the nPartition console. When accessing the console, confirm that you are at the BCH Main Menu (the Main Menu: Enter command or menu> prompt). If at a BCH menu other than the Main Menu, then enter MA to return to the BCH Main Menu.

  2. At the BCH Main menu, set the boot path values using the PATH command.

    To list the current boot path settings, enter PATH with no arguments.

    To set a boot path, enter PATH VAR hwpath, where VAR is the boot path variable (PRI, HAA, or ALT) and hwpath is a boot device hardware path.

    For example, to set the PRI boot path to a new value (4/0/2/0/0.10, in this case) enter PATH PRI 4/0/2/0/0.10, as shown below.

    Main Menu: Enter command or menu > PATH PRI 4/0/2/0/0.10.0 Primary Boot Path: 4/0/2/0/0.10 4/0/2/0/0.a (hex) Main Menu: Enter command or menu >
  3. Exit the console and service processor interfaces if finished using them.

    To exit the BCH environment type ^B (Control-B); this exits the nPartition console and returns to the service processor Main Menu. To exit the service processor, type X at the Main Menu.

Procedure 5-56 Configuring Boot Paths and Options (EFI Boot Manager)

From the EFI Boot Manager environment, use the use Boot Option Maintenance operations to add or delete boot options, or to change the order of items in the boot options list. The EFI Boot Manager is available only on HP Integrity systems.

  1. Access the EFI Boot Manager menu for the nPartition whose boot paths (the EFI boot options list items) and options you want to configure.

    Login to the service processor (MP or GSP) and enter CO to access the Console list. Select the nPartition console.

    When accessing the console, confirm that you are at the EFI Boot Manager menu (the main EFI menu). If at another EFI menu, select the Exit option from the sub-menus until you return to the screen with the EFI Boot Manager heading.

  2. Select the Boot Option Maintenance option from the main EFI Boot Manager menu.

  3. At the Boot Option Maintenance menu use the Add a Boot Option, Delete Boot Option(s), and Change Boot Order menu items to add or delete boot options or change the order of items in the boot options list.

    EFI Boot Maintenance Manager ver 1.10 [14.60] Main Menu. Select an Operation Boot from a File Add a Boot Option Delete Boot Option(s) Change Boot Order Manage BootNext setting Set Auto Boot TimeOut Select Active Console Output Devices Select Active Console Input Devices Select Active Standard Error Devices Cold Reset Exit
  4. Exit the console and service processor interfaces if finished using them.

    To exit the EFI environment type ^B (Control-B); this exits the nPartition console and returns to the service processor Main Menu. To exit the service processor, type X at the Main Menu.

Procedure 5-57 Configuring Boot Paths and Options (EFI Shell)

From the EFI Shell environment, use the bcfg command to add or delete boot options, or to change the order of items in the boot options list. The EFI Shell is available only on HP Integrity systems.

  1. Access the EFI Shell environment for the nPartition whose boot paths (the EFI boot options list items) and options you want to configure.

    Login to the service processor (MP or GSP) and enter CO to access the Console list. Select the nPartition console.

    When accessing the console, confirm that you are at the EFI Boot Manager menu (the main EFI menu). If at another EFI menu, select the Exit option from the sub-menus until you return to the screen with the EFI Boot Manager heading.

    From the EFI Boot Manager menu, select the EFI Shell menu option to access the EFI Shell environment.

  2. At the EFI Shell environment, use the bcfg command to manage the boot options list for the local nPartition.

    The bcfg command include the following options for managing the boot options list:

    • bcfg boot dump — Display all items in the boot options list for the local nPartition.

    • bcfg boot rm # — Remove the item number specified by # from the boot options list.

    • bcfg boot mv #a #b — Move the item number specified by #a to the position specified by #b in the boot options list.

    • bcfg boot add # file.efi "Description" — Add a new boot option to the position in the boot options list specified by #. The new boot option references file.efi and is listed with the title specified by Description.

    See the help bcfg command for details.

  3. Exit the console and service processor interfaces if finished using them.

    To exit the EFI environment type ^B (Control-B); this exits the nPartition console and returns to the service processor Main Menu. To exit the service processor, type X at the Main Menu.

Procedure 5-58 Configuring Boot Paths and Options (HP-UX)

From the HP-UX command line you can configure boot options for an nPartition by using the /usr/sbin/setboot or /usr/sbin/parmodify command.

NOTE: On HP Integrity systems, the boot options list for only the local nPartition may be displayed and modified.
  1. Login to HP-UX running on the nPartition whose boot paths and options you want to configure.

    On HP-UX B.11.11 nPartition systems, you can configure boot paths for any nPartition in the complex, including remote nPartitions.

    On HP-UX running on cell-based HP Integrity servers, you can configure boot paths (the EFI boot options list items) for only the local nPartition.

  2. Configure boot path settings using the parmodify -p#... command.

    Use the following commands to set the boot path variables for a specified partition number (-p#):

    • PRI path— parmodify -p# -b PRI where PRI is the hardware path.

    • HAA path—parmodify -p# -s HAA where HAA is the hardware path.

    • ALT path—parmodify -p# -t ALT where ALT is the hardware path.

    If using the setboot command to set boot paths for the local nPartition, you can specify setboot -p PRI or the setboot -a ALT command. You also can set the HAA boot path using the setboot -h HAA command.

    You can list the current boot path settings for an nPartition by issuing the parstatus -V -p# | grep Path command and specifying the partition number (-p#). The setboot command with no arguments lists the PRI and ALT settings for the local nPartition as well as the PRI path flags (boot actions) for the local nPartition.

    For example, to set the PRI boot path to 0/0/4/0/0.8.0 and the HAA boot path to 0/0/4/0/0.9.0 for partition number 0, issue the parmodify -p0 -b 0/0/4/0/0.8.0 -s 0/0/4/0/0.9.0 command, as shown below.

    # parmodify -p0 -b 0/0/4/0/0.8.0 -s 0/0/4/0/0.9.0 Command succeeded. #

    Boot Path Notes for HP Integrity servers. On HP Integrity servers, parmodify and setboot considers the first item in the boot options list to be the PRI boot path, the second item to be the HAA boot path, and the third boot option list item to be the ALT boot path. When you use parmodify or setboot to configure the first (PRI) or second (HAA) or third (ALT) item in the boot options list, the new device path that you specify either replaces the original boot option, or it is inserted in the original item's place (with the original item being shifted toward the end of the boot options list):

    • If the boot option currently is not set to an HP-UX device, the new boot device path is inserted as a new item in the boot options list.

      In this case the original list item, if any, moves toward the end of the boot options list and the new boot device path becomes the first (PRI) or second (HAA) or third (ALT) item in the list, as specified by parmodify or setboot.

    • If the boot option currently is set to an HP-UX device and the list item has the standard description (such as "HP-UX Primary Boot" for PRI, or "HP-UX Alternate Boot" for ALT) then the new boot device path replaces the original item in the boot options list.

    • If the boot option currently is set to an HP-UX device and the list item's description is not standard for its place in the boot options list, then the new boot device setting is inserted as a new item in the boot options list.

      In this case the original list item is moved toward the end of the boot options list.

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