This is the command vbutil_kernel that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
This - Verified boot kernel utility
SYNOPSIS
vbutil_kernel --pack <file> [PARAMETERS]
DESCRIPTION
This program creates, signs, and verifies the kernel blob
Required parameters:
--keyblock <file>
Key block in .keyblock format
--signprivate <file>
Private key to sign kernel data, in .vbprivk format
--version <number>
Kernel version
--vmlinuz <file>
Linux kernel bzImage file
--bootloader <file>
Bootloader stub
--config <file>
Command line file
--arch <arch>
Cpu architecture (default x86)
Optional:
--kloadaddr <address>
Assign kernel body load address
--pad <number>
Verification padding size in bytes
--vblockonly
Emit just the verification blob
OR
Usage: vbutil_kernel --repack <file> [PARAMETERS]
Required parameters:
--signprivate <file>
Private key to sign kernel data, in .vbprivk format
--oldblob <file>
Previously packed kernel blob (including verfication blob)
Optional:
--keyblock <file>
Key block in .keyblock format
--config <file>
New command line file
--version <number>
Kernel version
--kloadaddr <address>
Assign kernel body load address
--pad <number>
Verification blob size in bytes
--vblockonly
Emit just the verification blob
OR
Usage: vbutil_kernel --verify <file> [PARAMETERS]
Optional:
--signpubkey <file>
Public key to verify kernel keyblock, in .vbpubk format
--verbose
Print a more detailed report
--keyblock <file>
Outputs the verified key block, in .keyblock format
--pad <number>
Verification padding size in bytes
--minversion <number>
Minimum combined kernel key version and kernel version
Usage: vbutil_kernel --pack <file> [PARAMETERS]
Required parameters:
--keyblock <file>
Key block in .keyblock format
--signprivate <file>
Private key to sign kernel data, in .vbprivk format
--version <number>
Kernel version
--vmlinuz <file>
Linux kernel bzImage file
--bootloader <file>
Bootloader stub
--config <file>
Command line file
--arch <arch>
Cpu architecture (default x86)
Optional:
--kloadaddr <address>
Assign kernel body load address
--pad <number>
Verification padding size in bytes
--vblockonly
Emit just the verification blob
OR
Usage: vbutil_kernel --repack <file> [PARAMETERS]
Required parameters:
--signprivate <file>
Private key to sign kernel data, in .vbprivk format
--oldblob <file>
Previously packed kernel blob (including verfication blob)
Optional:
--keyblock <file>
Key block in .keyblock format
--config <file>
New command line file
--version <number>
Kernel version
--kloadaddr <address>
Assign kernel body load address
--pad <number>
Verification blob size in bytes
--vblockonly
Emit just the verification blob
OR
Usage: vbutil_kernel --verify <file> [PARAMETERS]
Optional:
--signpubkey <file>
Public key to verify kernel keyblock, in .vbpubk format
--verbose
Print a more detailed report
--keyblock <file>
Outputs the verified key block, in .keyblock format
--pad <number>
Verification padding size in bytes
--minversion <number>
Minimum combined kernel key version and kernel version
Use vbutil_kernel online using onworks.net services
