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# -*- makefile -*- : Force emacs to use Makefile mode
# BIOS-specific directories containing source files
#
SRCDIRS += arch/x86/drivers/net
# The i386 linker script
#
LDSCRIPT = arch/x86/scripts/pcbios.lds
# Stop ld from complaining about our customised linker script
#
LDFLAGS += -N --no-check-sections
# Prefix always starts at address zero
#
LDFLAGS += --section-start=.prefix=0
# Media types.
#
MEDIA += rom
MEDIA += mrom
MEDIA += pcirom
MEDIA += isarom
MEDIA += pxe
MEDIA += kpxe
MEDIA += kkpxe
MEDIA += kkkpxe
MEDIA += lkrn
MEDIA += dsk
MEDIA += nbi
MEDIA += hd
MEDIA += raw
MEDIA += exe
# Padding rules
#
PAD_rom = $(PERL) $(PADIMG) --blksize=512 --byte=0xff
PAD_mrom = $(PAD_rom)
PAD_pcirom = $(PAD_rom)
PAD_isarom = $(PAD_rom)
PAD_dsk = $(PERL) $(PADIMG) --blksize=512
PAD_hd = $(PERL) $(PADIMG) --blksize=32768
PAD_exe = $(PERL) $(PADIMG) --blksize=512
# Finalisation rules
#
FINALISE_rom = $(PERL) $(FIXROM)
FINALISE_mrom = $(FINALISE_rom)
FINALISE_pcirom = $(FINALISE_rom)
FINALISE_isarom = $(FINALISE_rom)
# Use $(ROMS) rather than $(DRIVERS) for "allroms", "allmroms", etc.
#
LIST_NAME_rom := ROMS
LIST_NAME_mrom := ROMS
LIST_NAME_pcirom := ROMS
LIST_NAME_isarom := ROMS
# Locations of isolinux files
#
SYSLINUX_DIR_LIST := \
/usr/lib/syslinux \
/usr/lib/syslinux/bios \
/usr/lib/syslinux/modules/bios \
/usr/share/syslinux \
/usr/share/syslinux/bios \
/usr/share/syslinux/modules/bios \
/usr/local/share/syslinux \
/usr/local/share/syslinux/bios \
/usr/local/share/syslinux/modules/bios \
/usr/lib/ISOLINUX
ISOLINUX_BIN_LIST := \
$(ISOLINUX_BIN) \
$(patsubst %,%/isolinux.bin,$(SYSLINUX_DIR_LIST))
LDLINUX_C32_LIST := \
$(LDLINUX_C32) \
$(patsubst %,%/ldlinux.c32,$(SYSLINUX_DIR_LIST))
ISOLINUX_BIN = $(firstword $(wildcard $(ISOLINUX_BIN_LIST)))
LDLINUX_C32 = $(firstword $(wildcard $(LDLINUX_C32_LIST)))
# rule to make a non-emulation ISO boot image
NON_AUTO_MEDIA += iso
%iso: %lkrn util/geniso
$(QM)$(ECHO) " [GENISO] $@"
$(Q)ISOLINUX_BIN=$(ISOLINUX_BIN) LDLINUX_C32=$(LDLINUX_C32) \
VERSION="$(VERSION)" bash util/geniso -o $@ $<
# rule to make a floppy emulation ISO boot image
NON_AUTO_MEDIA += liso
%liso: %lkrn util/geniso
$(QM)$(ECHO) " [GENISO] $@"
$(Q)VERSION="$(VERSION)" bash util/geniso -l -o $@ $<
# rule to make a syslinux floppy image (mountable, bootable)
NON_AUTO_MEDIA += sdsk
%sdsk: %lkrn util/gensdsk
$(QM)$(ECHO) " [GENSDSK] $@"
$(Q)bash util/gensdsk $@ $<
# rule to write disk images to /dev/fd0
NON_AUTO_MEDIA += fd0
%fd0 : %dsk
$(QM)$(ECHO) " [DD] $@"
$(Q)dd if=$< bs=512 conv=sync of=/dev/fd0
$(Q)sync
# Special target for building Master Boot Record binary
$(BIN)/mbr.bin : $(BIN)/mbr.o
$(QM)$(ECHO) " [LD] $@"
$(Q)$(LD) $(LDFLAGS) -o $@ --oformat binary -e 0 $<
# rule to make a USB disk image
$(BIN)/usbdisk.bin : $(BIN)/usbdisk.o
$(QM)$(ECHO) " [LD] $@"
$(Q)$(LD) $(LDFLAGS) -o $@ --oformat binary -e 0 $<
NON_AUTO_MEDIA += usb
%usb: $(BIN)/usbdisk.bin %hd
$(QM)$(ECHO) " [FINISH] $@"
$(Q)cat $^ > $@
# Padded floppy image (e.g. for iLO)
NON_AUTO_MEDIA += pdsk
%pdsk : %dsk
$(Q)cp $< $@
$(Q)$(PADIMG) --blksize=1474560 $@
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