diff options
| author | Huang, Ying <ying.huang@intel.com> | 2007-11-28 16:21:56 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-11-29 09:24:54 -0800 |
| commit | 164e217cec236f84718676543659181ea300a862 (patch) | |
| tree | 0e9e7e25ab04189f668c5f1b3e2d3bc6b2f6dac2 | |
| parent | 7c83172b98e569d9aabf947d8b3b089dadb2ff46 (diff) | |
x86_64 EFI boot support: EFI boot document
This patch adds document for EFI x86_64 boot support. The setup and operation
guide of EFI based system is documented in Documentation/x86_64/uefi.txt.
Signed-off-by: Chandramouli Narayanan <mouli@linux.intel.com>
Signed-off-by: Huang Ying <ying.huang@intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | Documentation/x86_64/uefi.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/x86_64/uefi.txt b/Documentation/x86_64/uefi.txt new file mode 100644 index 00000000000..91a98edfb58 --- /dev/null +++ b/Documentation/x86_64/uefi.txt @@ -0,0 +1,29 @@ +General note on [U]EFI x86_64 support +------------------------------------- + +The nomenclature EFI and UEFI are used interchangeably in this document. + +Although the tools below are _not_ needed for building the kernel, +the needed bootloader support and associated tools for x86_64 platforms +with EFI firmware and specifications are listed below. + +1. UEFI specification: http://www.uefi.org + +2. Booting Linux kernel on UEFI x86_64 platform requires bootloader + support. Elilo with x86_64 support can be used. + +3. x86_64 platform with EFI/UEFI firmware. + +Mechanics: +--------- +- Build the kernel with the following configuration. + CONFIG_FB_EFI=y + CONFIG_FRAMEBUFFER_CONSOLE=y +- Create a VFAT partition on the disk +- Copy the following to the VFAT partition: + elilo bootloader with x86_64 support, elilo configuration file, + kernel image built in first step and corresponding + initrd. Instructions on building elilo and its dependencies + can be found in the elilo sourceforge project. +- Boot to EFI shell and invoke elilo choosing the kernel image built + in first step. |