Here is a config file that only has fallback, not normal.
It uses a kernel as the payload.
# the Arima HDAMA # This will make a target directory of ./hdama
loadoptions
target hdama
uses ARCH uses CONFIG_COMPRESS uses CONFIG_IOAPIC uses CONFIG_ROM_STREAM uses CONFIG_ROM_STREAM_START uses CONFIG_UDELAY_TSC uses CPU_FIXUP uses FALLBACK_SIZE uses HAVE_FALLBACK_BOOT uses HAVE_MP_TABLE uses HAVE_PIRQ_TABLE uses HAVE_HARD_RESET uses i586 uses i686 uses INTEL_PPRO_MTRR uses HEAP_SIZE uses IRQ_SLOT_COUNT uses k7 uses k8 uses MAINBOARD_PART_NUMBER uses MAINBOARD_VENDOR uses CONFIG_SMP uses CONFIG_MAX_CPUS uses MEMORY_HOLE uses PAYLOAD_SIZE uses _RAMBASE uses _ROMBASE uses ROM_IMAGE_SIZE uses ROM_SECTION_OFFSET uses ROM_SECTION_SIZE uses ROM_SIZE uses STACK_SIZE uses USE_FALLBACK_IMAGE uses USE_OPTION_TABLE uses HAVE_OPTION_TABLE uses MAXIMUM_CONSOLE_LOGLEVEL uses DEFAULT_CONSOLE_LOGLEVEL uses CONFIG_CONSOLE_SERIAL8250 uses MAINBOARD uses CONFIG_CHIP_CONFIGURE uses XIP_ROM_SIZE uses XIP_ROM_BASE uses LINUXBIOS_EXTRA_VERSION
option CONFIG_CHIP_CONFIGURE=1
option MAXIMUM_CONSOLE_LOGLEVEL=8 option DEFAULT_CONSOLE_LOGLEVEL=8 option CONFIG_CONSOLE_SERIAL8250=1
option CPU_FIXUP=1 option CONFIG_UDELAY_TSC=0 option i686=1 option i586=1 option INTEL_PPRO_MTRR=1 option k7=1 option k8=1
option ROM_SIZE=0x100000
option HAVE_OPTION_TABLE=1 option CONFIG_ROM_STREAM=1 option HAVE_FALLBACK_BOOT=1
### ### Compute the location and size of where this firmware image ### (linuxBIOS plus bootloader) will live in the boot rom chip. ### option FALLBACK_SIZE=ROM_SIZE
## LinuxBIOS C code runs at this location in RAM option _RAMBASE=0x00004000
# ### ### Compute the start location and size size of ### The linuxBIOS bootloader. ###
# # Arima hdama romimage "fallback" option USE_FALLBACK_IMAGE=1 option ROM_IMAGE_SIZE=0x10000 # option ROM_SECTION_SIZE=0x100000 option LINUXBIOS_EXTRA_VERSION=".0Fallback" mainboard arima/hdama # payload ../../../../tg3--ide_disk.zelf payload ../../../../opteron_phase1_p4_noapic # payload ../../../../../../hdama-1 # payload /usr/share/etherboot/5.1.9pre2-lnxi-lb/tg3--ide_disk.zelf end
buildrom ./luxbios.rom ROM_SIZE "fallback"