# -*- makefile -*-

ifeq ($(target_cpu), sparc64)
COMMON_CFLAGS += -mno-app-regs
COMMON_LDFLAGS += -mno-relax
endif

kernel_img_RELOCATABLE = yes
pkglib_PROGRAMS = kernel.img
kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.c	\
	kern/err.c kern/list.c kern/command.c		\
	kern/corecmd.c kern/file.c kern/fs.c kern/main.c kern/misc.c	\
	kern/parser.c kern/partition.c kern/term.c			\
	kern/rescue_reader.c kern/rescue_parser.c			\
									\
	kern/emu/main.c kern/emu/mm.c kern/emu/misc.c			\
	kern/emu/getroot.c kern/emu/time.c kern/emu/hostdisk.c		\
	kern/emu/hostfs.c kern/emu/console.c				\
									\
	gnulib/progname.c disk/host.c
kernel_img_HEADERS += datetime.h emu/misc.h
kernel_img_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-char-subscripts -Wno-unused -Wno-deprecated-declarations -Wno-undef -I$(srcdir)/gnulib
kernel_img_LDFLAGS = $(COMMON_LDFLAGS)
TARGET_NO_STRIP = yes

# For halt.mod.
pkglib_MODULES += halt.mod
halt_mod_SOURCES = commands/halt.c
halt_mod_CFLAGS = $(COMMON_CFLAGS)
halt_mod_LDFLAGS = $(COMMON_LDFLAGS)

ifeq ($(target_cpu), i386)
pkglib_MODULES += cpuid.mod
cpuid_mod_SOURCES = commands/i386/cpuid.c
cpuid_mod_CFLAGS = $(COMMON_CFLAGS)
cpuid_mod_LDFLAGS = $(COMMON_LDFLAGS)
endif

grub_emu_LDFLAGS = $(LIBCURSES)
ifeq ($(target_cpu), sparc64)
grub_emu_LDFLAGS += -m64 -melf64_sparc -mno-relax
endif

ifeq ($(enable_grub_emu_usb), yes)
kernel_img_HEADERS += libusb.h

pkglib_MODULES += libusb.mod
libusb_mod_SOURCES = bus/usb/emu/usb.c
libusb_mod_CFLAGS = 
libusb_mod_LDFLAGS = $(COMMON_LDFLAGS)

# For usb.mod
pkglib_MODULES += usb.mod
usb_mod_SOURCES = bus/usb/usb.c
usb_mod_CFLAGS = $(COMMON_CFLAGS)
usb_mod_LDFLAGS = $(COMMON_LDFLAGS)

# For usbtest.mod
pkglib_MODULES += usbtest.mod
usbtest_mod_SOURCES = commands/usbtest.c
usbtest_mod_CFLAGS = $(COMMON_CFLAGS)
usbtest_mod_LDFLAGS = $(COMMON_LDFLAGS)

# For usbms.mod
pkglib_MODULES += usbms.mod
usbms_mod_SOURCES = disk/usbms.c
usbms_mod_CFLAGS = $(COMMON_CFLAGS)
usbms_mod_LDFLAGS = $(COMMON_LDFLAGS)

grub_emu_LDFLAGS += $(LIBUSB)
endif

ifeq ($(enable_grub_emu_sdl), yes)
pkglib_MODULES += sdl.mod
sdl_mod_SOURCES = video/emu/sdl.c
sdl_mod_CFLAGS = 
sdl_mod_LDFLAGS = $(COMMON_LDFLAGS)
grub_emu_LDFLAGS += $(LIBSDL)
kernel_img_HEADERS += sdl.h
endif

ifeq ($(enable_grub_emu_pci), yes)
pkglib_MODULES += pci.mod
pci_mod_SOURCES = bus/emu/pci.c commands/lspci.c
pci_mod_LDFLAGS = $(COMMON_LDFLAGS)
grub_emu_LDFLAGS += $(LIBPCIACCESS)
kernel_img_HEADERS += libpciaccess.h
endif

include $(srcdir)/conf/common.mk

grub_emu_init.h: genemuinitheader.sh $(pkglib_MODULES)
	rm -f $@; echo $(pkglib_MODULES) | sh $(srcdir)/genemuinitheader.sh $(NM)  > $@
DISTCLEANFILES += grub_emu_init.h

grub_emu_init.c: genemuinit.sh $(pkglib_MODULES) grub_emu_init.h
	rm -f $@; echo $(pkglib_MODULES) | sh $(srcdir)/genemuinit.sh $(NM) > $@
DISTCLEANFILES += grub_emu_init.c

grub_emu_init.o: grub_emu_init.c grub_emu_init.h
	rm -f $@; $(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -DGRUB_FILE=\"grub_init.c\" -c -o $@ $<
CLEANFILES += grub_emu_init.o

kern_emu_lite.o: kern/emu/lite.c
	$(TARGET_CC) $(COMMON_CFLAGS) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -DGRUB_FILE=\"kern/emu/lite.c\" -c -o $@ $<
CLEANFILES += kern_emu_lite.o

kern_emu_full.o: kern/emu/full.c
	$(TARGET_CC) $(COMMON_CFLAGS) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -DGRUB_FILE=\"kern/emu/full.c\" -c -o $@ $<
CLEANFILES += kern_emu_full.o

kern_emu_cache.o: kern/emu/cache.S
	$(TARGET_CC) $(COMMON_CFLAGS) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(TARGET_ASFLAGS) -DGRUB_FILE=\"kern/emu/cache.S\" -c -o $@ $<
CLEANFILES += kern_emu_cache.o

symlist.o: symlist.c
	$(TARGET_CC) $(COMMON_CFLAGS) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -DGRUB_FILE=\"symlist.c\" -c -o $@ $<
CLEANFILES += symlist.o

CLEANFILES += grub-emu-lite
grub-emu-lite: kern_emu_lite.o kern_emu_cache.o symlist.o kernel.img
	$(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS)
GRUB_EMU_LITE=grub-emu-lite

CLEANFILES += grub-emu
grub-emu: $(PREMODFILES) kern_emu_full.o grub_emu_init.o kernel.img
	$(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS)
GRUB_EMU=grub-emu