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# Makefile for Linux device drivers and the glue codes.
# Copyright 1998, 1999 Free Software Foundation, Inc.
#
# Permission to use, copy, modify and distribute this software and its
# documentation is hereby granted, provided that both the copyright
# notice and this permission notice appear in all copies of the
# software, derivative works or modified versions, and any portions
# thereof, and that both notices appear in supporting documentation.
#
# THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
# "AS IS" CONDITION. THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
# LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
# USE OF THIS SOFTWARE.
# Variables from `configure'.
srcdir=@srcdir@
systype=@systype@
device_drivers=@device_drivers@
sysdep=$(srcdir)/..
linuxdir=../../linux
linuxsrcdir=$(srcdir)/$(linuxdir)
# Programs found by configure.
CC = @CC@
LD = @LD@
CFLAGS = @CFLAGS@
# Files for driver support.
linux-c-files = version.c softirq.c delay.c dma.c resource.c printk.c \
bios32.c irq.c ctype.c vsprintf.c main.c misc.c sched.c \
kmem.c block.c setup.c
# `dev' directory contains modified and glue source files.
vpath %.c $(linuxsrcdir)/dev/kernel
vpath %.c $(linuxsrcdir)/dev/init
vpath %.c $(linuxsrcdir)/dev/arch/$(systype)/kernel
vpath %.c $(linuxsrcdir)/dev/arch/$(systype)/lib
vpath %.c $(linuxsrcdir)/dev/glue
vpath %.c $(linuxsrcdir)/dev/lib
# `src' directory contains original Linux source files.
vpath %.c $(linuxsrcdir)/src/kernel
vpath %.c $(linuxsrcdir)/src/init
vpath %.c $(linuxsrcdir)/src/arch/$(systype)/kernel
vpath %.c $(linuxsrcdir)/src/arch/$(systype)/lib
vpath %.c $(linuxsrcdir)/src/lib
# XXX: Assembly source files must be treated separately... Uggg...
linux-asm-files = semaphore.S
vpath %.S $(linuxsrcdir)/dev/arch/$(systype)/lib
vpath %.S $(linuxsrcdir)/src/arch/$(systype)/lib
# Linux device drivers.
linux-block-files = cmd640.c floppy.c genhd.c ide-cd.c ide.c rz1000.c triton.c
vpath %.c $(linuxsrcdir)/dev/drivers/block
vpath %.c $(linuxsrcdir)/src/drivers/block
linux-net-files = auto_irq.c 3c501.c 3c503.c 3c505.c 3c507.c 3c509.c \
3c59x.c 3c515.c 8390.c Space.c ac3200.c apricot.c at1700.c atp.c \
de4x5.c de600.c de620.c depca.c dev.c e2100.c eepro.c eepro100.c \
eexpress.c epic100.c eth16i.c ewrk3.c fmv18x.c hp-plus.c hp.c hp100.c \
lance.c ne.c ne2k-pci.c net_init.c ni52.c ni65.c pcnet32.c rtl8139.c \
seeq8005.c sk_g16.c smc-ultra.c smc-ultra32.c tlan.c tulip.c \
via-rhine.c wavelan.c wd.c yellowfin.c znet.c net.c
vpath %.c $(linuxsrcdir)/dev/drivers/net
vpath %.c $(linuxsrcdir)/dev/net/core
vpath %.c $(linuxsrcdir)/src/drivers/net
vpath %.c $(linuxsrcdir)/src/net/core
linux-pci-files = pci.c
vpath %.c $(linuxsrcdir)/dev/drivers/pci
vpath %.c $(linuxsrcdir)/src/drivers/pci
linux-scsi-files = 53c78xx.c AM53C974.c BusLogic.c NCR53c406a.c advansys.c \
aha152x.c aha1542.c aha1740.c aic7xxx.c constants.c dtc.c eata.c \
eata_dma.c eata_pio.c fdomain.c g_NCR5380.c gdth.c hosts.c in2000.c \
ncr53c8xx.c pas16.c ppa.c qlogicfas.c qlogicisp.c scsi.c scsi_ioctl.c \
scsi_proc.c scsicam.c sd.c sd_ioctl.c seagate.c sr.c sr_ioctl.c \
t128.c tmscsim.c tmscsiw.c u14-34f.c ultrastor.c wd7000.c
vpath %.c $(linuxsrcdir)/dev/drivers/scsi
vpath %.c $(linuxsrcdir)/src/drivers/scsi
all-linux-files = $(linux-c-files) $(linux-block-files) \
$(linux-net-files) $(linux-pci-files) $(linux-scsi-files)
# These are always used.
linux-objs := $(subst .c,.o, $(linux-c-files) $(linux-pci-files)) genhd.o
linux-objs += $(subst .S,.o, $(linux-asm-files))
# These files need special flags for compilation; each one will
# have a variable like wd7000.c-linux-flags with those flags.
CFLAGS += $($(<F)-linux-flags)
ASFLAGS += $($(<F)-linux-flags)
CPPFLAGS = -DMACH -DCMU -DMACH_KERNEL -DKERNEL -DLINUX_DEV \
-DCONTINUATIONS -D__ELF__ -Di386 \
-I. -I.. -I$(srcdir)/.. -I../.. -I$(srcdir)/../.. \
-I$(srcdir)/../../include -I$(srcdir)/../../bogus \
-I$(srcdir)/../../util -I$(srcdir)/../../kern \
-I$(srcdir)/../../device -I$(sysdep)/i386at -I$(sysdep)/i386 \
-I$(sysdep)/include -I$(sysdep)/include/mach/sa -I$(sysdep)/bogus \
-I$(sysdep) -Wall
# These flags are:
# Instead of Mach's KERNEL, Linux uses __KERNEL__. Whee.
# Arrange for special include directories too.
# Because of the use of `extern inline' in some Linux header files without
# corresponding text-segment definitions, we must always optimize.
linux-gen-flags = -D__KERNEL__ -O2 \
-Idev/include -I$(srcdir)/dev/include \
-I$(linuxdir)/dev/include -I$(linuxdir)/src/include \
-I$(linuxsrcdir)/dev/include -I$(linuxsrcdir)/src/include
linux-block-flags = -I$(linuxsrcdir)/dev/drivers/block \
-I$(linuxsrcdir)/src/drivers/block
linux-net-flags = -I$(linuxsrcdir)/dev/drivers/net \
-I$(linuxsrcdir)/src/drivers/net
linux-pci-flags = -I$(linuxsrcdir)/dev/drivers/pci \
-I$(linuxsrcdir)/src/drivers/pci
linux-scsi-flags = -I$(linuxsrcdir)/dev/drivers/scsi \
-I$(linuxsrcdir)/src/drivers/scsi
linux-asm-spec-flags = -D__KERNEL__ -D__ASSEMBLY__ -traditional \
-Idev/include -I$(linuxdir)/dev/include -I$(linuxdir)/src/include \
-I$(srcdir)/dev/include -I$(linuxsrcdir)/dev/include \
-I$(linuxsrcdir)/src/include
# Here is where those specs are found.
-include linux-flags
# How to make this file:
linux-flags: Makefile
rm -f $@
for i in $(linux-c-files); do \
echo $$i-linux-flags '= $$(linux-gen-flags)' >> $@; \
done
for i in $(linux-block-files); do \
echo $$i-linux-flags \
'= $$(linux-gen-flags) $$(linux-block-flags)' >> $@; \
done
for i in $(linux-net-files); do \
echo $$i-linux-flags \
'= $$(linux-gen-flags) $$(linux-net-flags)' >> $@; \
done
for i in $(linux-pci-files); do \
echo $$i-linux-flags \
'= $$(linux-gen-flags) $$(linux-pci-flags)' >> $@; \
done
for i in $(linux-scsi-files); do \
echo $$i-linux-flags \
'= $$(linux-gen-flags) $$(linux-scsi-flags)' >> $@; \
done
for i in $(linux-asm-files); do \
echo $$i-linux-flags '= $$(linux-asm-spec-flags)' >> $@; \
done
echo 'linux-flags-done='$(all-linux-files) $(linux-asm-files) >> $@
# If we haven't included `linux-flags' properly, then don't try and build
# .d files.
ifneq ($(linux-flags-done),$(all-linux-files) $(linux-asm-files))
no_deps=t
endif
linux-objs += $(sort $(device_drivers))
# Autoconf support
$(srcdir)/configure: $(srcdir)/Drivers.in $(srcdir)/../../Drivers.macros
cd $(srcdir) && rm -f configure && autoconf Drivers.in > configure
device-drivers.h: $(srcdir)/Makefile.in config.status
./config.status
config.status: $(srcdir)/configure
./config.status --recheck
vpath %.in $(srcdir)
vpath configure $(srcdir)
# Create a linuxdev object file.
all: linux.o
linux.o: $(linux-objs) $(srcdir)/configure
rm -f $@
$(LD) -r -o $@ $(linux-objs)
clean:
rm -f $(linux-objs) linux.o
distclean: clean
rm -f $(linuxdir)/src/include/asm $(linuxdir)/dev/include/asm
rm -f config.status config.log Makefile device-drivers.h
mostlyclean: distclean
maintainer-clean: mostlyclean
rm -f $(srcdir)/configure
#
# Dependency generation
#
# Include dependency files
ifneq ($(no_deps),t)
# For each .o file we need a .d file.
-include $(subst .o,.d,$(filter %.o,$(linux-objs))) /dev/null
endif
# Generic rule for $(CC) based compilation for making dependencies
define make-deps
set -e; $(CC) $(CFLAGS) $(CPPFLAGS) -M -MG $< | \
sed > $@.new -e 's/$*\.o:/$*.o $@:/'
mv -f $@.new $@
endef
%.d: %.c $(before-compile); $(make-deps)
%.d: %.S $(before-compile); $(make-deps)
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