Etherboot

Download Etherboot --- Please use 5.2.6

Config changes needed for LinuxBIOS support

src/arch/i386/Config

commen out

   CFLAGS+= -DPCBIOS

enable

   CFLAGS+= -DCONFIG_X86_64

   CFLAGS+= -DLINUXBIOS -DCONFIG_TSC_CURRTICKS  -DCONSOLE_SERIAL -DCOMCONSOLE=0x3f8 -DCOMPRESERVE -DCONFIG_PCI_DIRECT -DELF_IMAGE

enable VGA

   CFLAGS+= -DCONSOLE_DIRECT_VGA

src/Config

   CFLAGS+= -DBOOT_FIRST=BOOT_NIC
   CFLAGS+= -DBOOT_SECOND=BOOT_DISK

enable FILO and Keyboard

   # for direct PC kbd support 
   CFLAGS+= -DCONSOLE_PC_KBD
   # for FILO support it will make main call pci_init
   CFLAGS+= -DCONFIG_FILO

src/filo/Config

change you command line as you like

   AUTOBOOT_FILE = "hda2:/boot/vmlinuz initrd=/boot/initrd pci=noacpi ro root=/dev/hda2 console=tty0 console=ttyS0,115200"