x86, doc: Document that bootloader ID 4 is used also by iPXE

Etherboot -> gPXE -> iPXE...

Signed-off-by: H. Peter Anvin <[email protected]>
Cc: Michael Brown <[email protected]>

diff --git a/Documentation/x86/boot.txt b/Documentation/x86/boot.txt
index c25a53e69f1b249184ce596732021fac6182ada5..9a89e01d9bced9f96d0f76e1490303b791957ec8 100644 (file)
--- a/Documentation/x86/boot.txt
+++ b/Documentation/x86/boot.txt
@@ -373,7 +373,7 @@ Protocol:   2.00+
        1  Loadlin
        2  bootsect-loader      (0x20, all other values reserved)
        3  Syslinux
-       4  Etherboot/gPXE
+       4  Etherboot/gPXE/iPXE
        5  ELILO
        7  GRUB
        8  U-Boot