X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fbuild%2FMakefile;h=6f4cc2065b0f10804f0228e3a651342e9e93d242;hb=1c46db5ec8d086d76f7120a638199564947694d3;hp=ab3ad93ce199d625d0cbfff56618d4f4d0d040d2;hpb=4939ecae04ce6416f404670640620a23aee9b914;p=palacios.git diff --git a/palacios/build/Makefile b/palacios/build/Makefile index ab3ad93..6f4cc20 100644 --- a/palacios/build/Makefile +++ b/palacios/build/Makefile @@ -1,6 +1,15 @@ # Makefile for GeekOS kernel, userspace, and tools +# +# Northwestern University +# (c) 2008, Jack Lange +# (c) 2008, Peter Dinda +# (c) 2008, Lei Xia +# (c) 2008, The V3VEE Project +# +# Based on GeekOS Makefile: # Copyright (c) 2004,2005 David H. Hovemeyer -# $Revision: 1.16 $ +# $Revision: 1.71 $ + # This is free software. You are permitted to use, # redistribute, and modify it as specified in the file "COPYING". @@ -30,10 +39,8 @@ # # The setup code needs to copy it up to this address and jump there # -KERNEL_BASE_ADDR := 0x00010000 -# Kernel entry point function -KERNEL_ENTRY = $(SYM_PFX)Main + PROJECT_ROOT := .. @@ -41,22 +48,190 @@ VPATH := $(PROJECT_ROOT)/src #when -DNDEBUG is set the kassert functions are disabled #JRLDEBUG=-DNDEBUG -JRLDEBUG= -DSERIAL_PRINT_DEBUG=1 -DSERIAL_PRINT_DEBUG_LEVEL=10 -DSERIAL_PRINT=1 + +# DEBUG=1 means VMM_DEBUG, VMM_INFO, and VMM_TRACE are enabled +# as are SERIAL_PRINT_DEBUG +# + +ifeq ($(LEAN_AND_MEAN),1) +DEBUG=0 +DEBUG_SECTIONS= +else +DEBUG=1 +DEBUG_SECTIONS= +endif + + +ifeq ($(DEBUG_ALL),1) + DEBUG_SECTIONS:= $(DEBUG_SECTIONS) -DDEBUG_SHADOW_PAGING -DDEBUG_CTRL_REGS -DDEBUG_INTERRUPTS -DDEBUG_IO -DDEBUG_KEYBOARD -DDEBUG_PIC -DDEBUG_PIT -DDEBUG_NVRAM -DDEBUG_EMULATOR -DDEBUG_GENERIC -DDEBUG_RAMDISK -DDEBUG_XED -DDEBUG_HALT -DDEBUG_DEV_MGR +endif + +ifeq ($(DEBUG_SHADOW_PAGING),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_SHADOW_PAGING +else +ifeq ($(DEBUG_SHADOW_PAGING),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_SHADOW_PAGING +endif +endif + +ifeq ($(DEBUG_CTRL_REGS),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_CTRL_REGS +else +ifeq ($(DEBUG_CTRL_REGS),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_CTRL_REGS +endif +endif + +ifeq ($(DEBUG_INTERRUPTS),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_INTERRUPTS +else +ifeq ($(DEBUG_INTERRUPTS),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_INTERRUPTS +endif +endif + +ifeq ($(DEBUG_IO),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_IO +else +ifeq ($(DEBUG_IO),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_IO +endif +endif + +ifeq ($(DEBUG_KEYBOARD),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_KEYBOARD +else +ifeq ($(DEBUG_KEYBOARD),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_KEYBOARD +endif +endif + +ifeq ($(DEBUG_PIC),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_PIC +else +ifeq ($(DEBUG_PIC),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_PIC +endif +endif + +ifeq ($(DEBUG_PIT),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_PIT +else +ifeq ($(DEBUG_PIT),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_PIT +endif +endif + +ifeq ($(DEBUG_NVRAM),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_NVRAM +else +ifeq ($(DEBUG_NVRAM),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_NVRAM +endif +endif + +ifeq ($(DEBUG_GENERIC),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_GENERIC +else +ifeq ($(DEBUG_GENERIC),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_GENERIC +endif +endif + +ifeq ($(DEBUG_EMULATOR),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_EMULATOR +else +ifeq ($(DEBUG_EMULATOR),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_EMULATOR +endif +endif + +ifeq ($(DEBUG_RAMDISK),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_RAMDISK +else +ifeq ($(DEBUG_RAMDISK),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_RAMDISK +endif +endif + +ifeq ($(TRACE_RAMDISK),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DTRACE_RAMDISK +else +ifeq ($(TRACE_RAMDSK),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UTRACE_RAMDISK +endif +endif + +ifeq ($(DEBUG_XED),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_XED +else +ifeq ($(DEBUG_XED),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_XED +endif +endif + +ifeq ($(DEBUG_HALT),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_HALT +else +ifeq ($(DEBUG_HALT),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_HALT +endif +endif + +ifeq ($(DEBUG_DEV_MGR),1) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DDEBUG_DEV_MGR +else +ifeq ($(DEBUG_DEV_MGR),0) +DEBUG_SECTIONS := $(DEBUG_SECTIONS) -UDEBUG_DEV_MGR +endif +endif + +#DEBUG_SECTIONS := $(DEBUG_SECTIONS) -DTEST_NE2K + +ifeq ($(DEBUG),1) + JRLDEBUG= -DVMM_DEBUG -DVMM_INFO -DVMM_TRACE $(DEBUG_SECTIONS) +else + +endif + # +# DECODER is the decoder that will be used +# currently we only support xed # -#Peter's compile flags -PADFLAGS = +DECODER=XED + +DECODER_FLAGS= +DECODER_SRCS= +DECODER_LIBS= + +ifeq ($(DECODER),XED) +DECODER_SRCS := vmm_xed.c +DECODER_FLAGS := -L../lib/xed +DECODER_LIBS := $(PROJECT_ROOT)/lib/xed/libxed.a +else +# This is an error +endif + + + + + +# +# This is wrong for current cygwin - no changes needed +# # Figure out if we're compiling with cygwin, http://cygwin.com -SYSTEM_NAME := $(shell uname -s) -ifeq ($(findstring CYGWIN,$(SYSTEM_NAME)),CYGWIN) -SYM_PFX := _ -EXTRA_C_OPTS := -DNEED_UNDERSCORE -DGNU_WIN32 -EXTRA_NASM_OPTS := -DNEED_UNDERSCORE -NON_ELF_SYSTEM := yes -EXTRA_CC_USER_OPTS := -Dmain=geekos_main -endif +# +# +#SYSTEM_NAME := $(shell uname -s) +#ifeq ($(findstring CYGWIN,$(SYSTEM_NAME)),CYGWIN) +#SYM_PFX := _ +#EXTRA_C_OPTS := -DNEED_UNDERSCORE -DGNU_WIN32 +#EXTRA_NASM_OPTS := -DNEED_UNDERSCORE +#NON_ELF_SYSTEM := yes +#EXTRA_CC_USER_OPTS := -Dmain=geekos_main +#endif @@ -72,50 +247,58 @@ endif # List of targets to build by default. # These targets encompass everything needed to boot # and run GeekOS. -ALL_TARGETS := fd.img vm_kernel +ALL_TARGETS := vmm vm_kernel + + + + + + +VMM_ASM_SRCS := svm_lowlevel.asm vmm_lowlevel.asm\ +# vmx_lowlevel.asm + +VMM_ASM_OBJS := $(VMM_ASM_SRCS:%.asm=palacios/%.o) + + +VMM_C_SRCS := vm_guest.c \ + svm.c svm_handler.c vmm.c vmm_util.c vmm_ctrl_regs.c \ + vmcb.c vmm_mem.c vmm_paging.c vmm_io.c vmm_debug.c svm_io.c \ + vmm_intr.c vmm_time.c \ + vmm_shadow_paging.c vm_guest_mem.c \ + vm_dev.c vmm_dev_mgr.c vmm_decoder.c \ + svm_halt.c svm_pause.c svm_wbinvd.c \ + vmm_config.c vmm_hashtable.c \ + vmm_string.c vmm_emulator.c vmm_queue.c\ + vmm_host_events.c \ + $(DECODER_SRCS) +# vmx.c vmcs_gen.c vmcs.c + +VMM_C_OBJS := $(VMM_C_SRCS:%.c=palacios/%.o) + +VMM_OBJS := $(VMM_C_OBJS) $(VMM_ASM_OBJS) + -# Kernel source files -KERNEL_C_SRCS := idt.c int.c trap.c irq.c io.c \ - blockdev.c ide.c \ - keyboard.c screen.c timer.c \ - mem.c crc32.c \ - gdt.c tss.c segment.c \ - bget.c malloc.c \ - synch.c kthread.c \ - serial.c reboot.c \ - paging.c vmx.c vmcs_gen.c vmcs.c \ - svm.c vmm.c vmm_util.c vmm_stubs.c \ - vmcb.c vmm_mem.c vm_guest.c vmm_paging.c \ - debug.c\ - main.c +XED_C_SRCS := v3-xed-compat.c -# Kernel object files built from C source files -KERNEL_C_OBJS := $(KERNEL_C_SRCS:%.c=geekos/%.o) +XED_C_OBJS := $(XED_C_SRCS:%.c=xed/%.o) -# Kernel assembly files -KERNEL_ASM_SRCS := lowlevel.asm vmx_lowlevel.asm svm_lowlevel.asm +XED_GAS_SRCS := v3-udiv-compat.s -KERNEL_GAS_SRCS := testvm.s +XED_GAS_OBJS := $(XED_GAS_SRCS:%.s=xed/%.o) -# Kernel object files build from assembler source files -KERNEL_ASM_OBJS := $(KERNEL_ASM_SRCS:%.asm=geekos/%.o) +XED_OBJS := $(XED_C_OBJS) $(XED_GAS_OBJS) -KERNEL_GAS_OBJS := $(KERNEL_GAS_SRCS:%.s=geekos/%.o) -# All kernel object files -KERNEL_OBJS := $(KERNEL_C_OBJS) \ - $(KERNEL_ASM_OBJS) $(KERNEL_GAS_OBJS) +DEVICE_C_SRCS := generic.c keyboard.c nvram.c timer.c simple_pic.c 8259a.c 8254.c serial.c ramdisk.c cdrom.c bochs_debug.c -# Common library source files. -# This library is linked into both the kernel and user programs. -# It provides string functions and generic printf()-style -# formatted output. -COMMON_C_SRCS := fmtout.c string.c memmove.c +DEVICE_C_OBJS := $(DEVICE_C_SRCS:%.c=devices/%.o) + +DEVICE_OBJS := $(DEVICE_C_OBJS) + +V3LIBS := $(DECODER_LIBS) -# Common library object files. -COMMON_C_OBJS := $(COMMON_C_SRCS:%.c=common/%.o) @@ -125,19 +308,18 @@ COMMON_C_OBJS := $(COMMON_C_SRCS:%.c=common/%.o) # This section defines programs that are used to build GeekOS. # ---------------------------------------------------------------------- + +V3_ARCH := __V3_32BIT__ +#V3_ARCH := __V3_64BIT__ + # Uncomment if cross compiling -TARGET_CC_PREFIX := $(PROJECT_ROOT)/../devtools/i386/bin/i386-elf- +#TARGET_CC_PREFIX := $(PROJECT_ROOT)/../devtools/i386/bin/i386-elf- #TARGET_CC_PREFIX := i386-elf- # Target C compiler. gcc 2.95.2 or later should work. -TARGET_CC := $(TARGET_CC_PREFIX)gcc +TARGET_CC := $(TARGET_CC_PREFIX)gcc -m32 #TARGET_CC := $(TARGET_CC_PREFIX)gcc34 -m32 -# Host C compiler. This is used to compile programs to execute on -# the host platform, not the target (x86) platform. On x86/ELF -# systems, such as Linux and FreeBSD, it can generally be the same -# as the target C compiler. -HOST_CC := gcc # Target linker. GNU ld is probably to only one that will work. TARGET_LD := $(TARGET_CC_PREFIX)ld -melf_i386 @@ -176,24 +358,28 @@ ZEROFILE := $(PERL) $(PROJECT_ROOT)/scripts/zerofile NUMSECS := $(PERL) $(PROJECT_ROOT)/scripts/numsecs +FD_SECTORS_PER_TRACK := $(PERL) $(PROJECT_ROOT)/scripts/numsecs_per_track + + # ---------------------------------------------------------------------- # Definitions - # Options passed to the tools. # ---------------------------------------------------------------------- # Flags used for all C source files -GENERAL_OPTS := -O -Wall $(EXTRA_C_OPTS) $(JRLDEBUG) $(PADFLAGS) -CC_GENERAL_OPTS := $(GENERAL_OPTS) -Werror +#GENERAL_OPTS := -O -Wall $(EXTRA_C_OPTS) $(VMM_FLAGS) -fPIC #-fvisibility=hidden +GENERAL_OPTS := -O -Wall $(EXTRA_C_OPTS) $(VMM_FLAGS) -fPIC -Werror#-fvisibility=hidden +CC_GENERAL_OPTS := $(GENERAL_OPTS) + +# Flags used for VMM C source files +CC_VMM_OPTS := -g -I$(PROJECT_ROOT)/include -D__V3VEE__ -D$(V3_ARCH) $(DECODER_FLAGS) $(JRLDEBUG) + +# Flags used for VMM C ASM files +NASM_VMM_OPTS := -I$(PROJECT_ROOT)/src/palacios/ -f elf $(EXTRA_NASM_OPTS) + -# Flags used for kernel C source files -CC_KERNEL_OPTS := -g -DGEEKOS -I$(PROJECT_ROOT)/include -# Flags user for kernel assembly files -NASM_KERNEL_OPTS := -I$(PROJECT_ROOT)/src/geekos/ -f elf $(EXTRA_NASM_OPTS) -# Flags used for common library and libc source files -CC_USER_OPTS := -I$(PROJECT_ROOT)/include -I$(PROJECT_ROOT)/include/libc \ - $(EXTRA_CC_USER_OPTS) # Flags passed to objcopy program (strip unnecessary sections from kernel.exe) OBJCOPY_FLAGS := -R .dynamic -R .note -R .comment @@ -203,26 +389,27 @@ OBJCOPY_FLAGS := -R .dynamic -R .note -R .comment # Describes how to compile the source files. # ---------------------------------------------------------------------- -# Compilation of kernel C source files -geekos/%.o : geekos/%.c - $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_KERNEL_OPTS) $< -o geekos/$*.o +palacios/%.o : palacios/%.c + $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_VMM_OPTS) $< -o palacios/$*.o + +palacios/%.o : palacios/%.asm + $(NASM) $(NASM_VMM_OPTS) $< -o palacios/$*.o + +devices/%.o : devices/%.c + $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_VMM_OPTS) $< -o devices/$*.o -# Compilation of kernel assembly source files -geekos/%.o : geekos/%.asm - $(NASM) $(NASM_KERNEL_OPTS) $< -o geekos/$*.o +devices/%.o : devices/%.asm + $(NASM) $(NASM_VMM_OPTS) $< -o devices/$*.o -# Compilation of test VM -geekos/%.o : geekos/%.s - $(AS) $< -o geekos/$*.o -geekos/%.o : geekos/%.S - $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_KERNEL_OPTS) $< -o geekos/$*.o +xed/%.o : xed/%.c + $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_VMM_OPTS) $< -o xed/$*.o + +xed/%.o : xed/%.s + $(AS) $< -o xed/$*.o -# Compilation of common library C source files -common/%.o : common/%.c - $(TARGET_CC) -c $(CC_GENERAL_OPTS) $(CC_USER_OPTS) $< -o common/$*.o # ---------------------------------------------------------------------- # Targets - @@ -233,79 +420,70 @@ common/%.o : common/%.c all : $(ALL_TARGETS) -geekos/vmx_lowlevel.o: $(PROJECT_ROOT)/src/geekos/vmx_lowlevel.asm - $(NASM) -O99 \ - -f elf \ - -I$(PROJECT_ROOT)/src/geekos/ \ - $(PROJECT_ROOT)/src/geekos/vmx_lowlevel.asm \ - -o $@ +#geekos/vmx_lowlevel.o: $(PROJECT_ROOT)/src/geekos/vmx_lowlevel.asm +# $(NASM) -O99 \ +# -f elf \ +# -I$(PROJECT_ROOT)/src/geekos/ \ +# $(PROJECT_ROOT)/src/geekos/vmx_lowlevel.asm \ +# -o $@ + + +#geekos/test: geekos/test.o geekos/vmcs.o geekos/vmx_lowlevel.o +# $(CC) geekos/test.o geekos/vmcs.o geekos/vmx_lowlevel.o -o geekos/test -geekos/test: geekos/test.o geekos/vmcs.o geekos/vmx_lowlevel.o - $(CC) geekos/test.o geekos/vmcs.o geekos/vmx_lowlevel.o -o geekos/test -# Standard floppy image - just boots the kernel -fd.img : geekos/fd_boot.bin geekos/setup.bin geekos/kernel.bin vm_kernel - cat geekos/fd_boot.bin geekos/setup.bin geekos/kernel.bin > _temp - $(PAD) _temp 512 - cat _temp vm_kernel > $@ +rombios_link: + ln -s -f ../src/vmboot/rombios/BIOS-bochs-latest rombios -# make ready to boot over PXE -pxe: fd.img - cp fd.img /tftpboot/vmm.img - $(PAD) /tftpboot/vmm.img 1474560 +vgabios_link: + ln -s -f ../src/vmboot/vgabios/VGABIOS-lgpl-latest.bin vgabios +force_rombios: rombios_link + (cd ../src/vmboot/rombios; make clean; make) + +force_vgabios: vgabios_link + (cd ../src/vmboot/vgabios; make clean; make) + +force_payload: force_rombios force_vgabios + ../scripts/make_payload.pl payload_layout.txt vm_kernel + +inter1: force_payload + -make clean + +world: inter1 vmm + +vmm: palacios/vmm.lib + -# Floppy boot sector (first stage boot loader). -geekos/fd_boot.bin : geekos/setup.bin geekos/kernel.bin $(PROJECT_ROOT)/src/geekos/fd_boot.asm vm_kernel - $(NASM) -f bin \ - -I$(PROJECT_ROOT)/src/geekos/ \ - -DNUM_SETUP_SECTORS=`$(NUMSECS) geekos/setup.bin` \ - -DNUM_KERN_SECTORS=`$(NUMSECS) geekos/kernel.bin` \ - -DNUM_VM_KERNEL_SECTORS=`$(NUMSECS) vm_kernel` \ - $(PROJECT_ROOT)/src/geekos/fd_boot.asm \ - -o $@ -# Setup program (second stage boot loader). -geekos/setup.bin : geekos/kernel.bin $(PROJECT_ROOT)/src/geekos/setup.asm - $(NASM) -f bin \ - -I$(PROJECT_ROOT)/src/geekos/ \ - -DENTRY_POINT=0x`egrep 'Main$$' geekos/kernel.syms |awk '{print $$1}'` \ - -DVMM_SIZE=`$(NUMSECS) geekos/kernel.bin` \ - -DGUEST_SIZE=`$(NUMSECS) vm_kernel` \ - $(PROJECT_ROOT)/src/geekos/setup.asm \ - -o $@ - $(PAD) $@ 512 # Loadable (flat) kernel image. -geekos/kernel.bin : geekos/kernel.exe - $(TARGET_OBJCOPY) $(OBJCOPY_FLAGS) -S -O binary geekos/kernel.exe geekos/kernel.bin - $(PAD) $@ 512 +palacios/vmm.bin : palacios/vmm.lib + $(TARGET_OBJCOPY) $(OBJCOPY_FLAGS) -S -O binary palacios/vmm.lib palacios/vmm.bin -# The kernel executable and symbol map. -geekos/kernel.exe : $(KERNEL_OBJS) $(COMMON_C_OBJS) - $(TARGET_LD) -o geekos/kernel.exe -Ttext $(KERNEL_BASE_ADDR) -e $(KERNEL_ENTRY) \ - $(KERNEL_OBJS) $(COMMON_C_OBJS) - $(TARGET_NM) geekos/kernel.exe > geekos/kernel.syms +# The kernel executable and symbol map. +palacios/vmm.lib: $(VMM_OBJS) $(DEVICE_OBJS) $(XED_OBJS) vm_kernel +# $(TARGET_LD) -o palacios/vmm.lib \ +# $(DECODER_FLAGS) \ +# $(VMM_OBJS) $(DEVICE_OBJS) $(XED_OBJS) $(V3LIBS) -b binary vm_kernel +# $(TARGET_NM) palacios/vmm.lib > palacios/vmm.syms + $(TARGET_AR) rcs libv3vee.a \ + $(VMM_OBJS) $(DEVICE_OBJS) $(XED_OBJS) -force: -vm_kernel: force - $(PAD) vm_kernel 512 - @echo "VM kernel lives at 0x100000 and is" `$(NUMSECS) vm_kernel` "sectors long" +force: -vmm_mem_test: geekos/vmm_mem.c - $(HOST_CC) -m32 -o mem_test -DVMM_MEM_TEST -I../include ../src/geekos/vmm_mem.c # Clean build directories of generated files clean : - for d in geekos common libc user tools; do \ + for d in palacios devices; do \ (cd $$d && rm -f *); \ done @@ -313,13 +491,14 @@ clean : # Build header file dependencies, so source files are recompiled when # header files they depend on are modified. depend : $(GENERATED_LIBC_SRCS) + + $(TARGET_CC) -M $(CC_GENERAL_OPTS) $(CC_KERNEL_OPTS) \ + $(VMM_C_SRCS:%.c=$(PROJECT_ROOT)/src/palacios/%.c) \ + | $(PERL) -n -e 's,^(\S),palacios/$$1,;print' \ + >> depend.mak $(TARGET_CC) -M $(CC_GENERAL_OPTS) $(CC_KERNEL_OPTS) \ - $(KERNEL_C_SRCS:%.c=$(PROJECT_ROOT)/src/geekos/%.c) \ - | $(PERL) -n -e 's,^(\S),geekos/$$1,;print' \ - > depend.mak - $(TARGET_CC) -M $(CC_GENERAL_OPTS) $(CC_USER_OPTS) \ - $(COMMON_C_SRCS:%.c=$(PROJECT_ROOT)/src/common/%.c) \ - | $(PERL) -n -e 's,^(\S),common/$$1,;print' \ + $(DEVICE_C_SRCS:%.c=$(PROJECT_ROOT)/src/devices/%.c) \ + | $(PERL) -n -e 's,^(\S),devices/$$1,;print' \ >> depend.mak # By default, there are no header file dependencies.