kernel/Makefile

   1 #
   2 # Copyright (C) 2005 Martin Decky
   3 # All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions
   7 # are met:
   8 #
   9 # - Redistributions of source code must retain the above copyright
  10 #   notice, this list of conditions and the following disclaimer.
  11 # - Redistributions in binary form must reproduce the above copyright
  12 #   notice, this list of conditions and the following disclaimer in the
  13 #   documentation and/or other materials provided with the distribution.
  14 # - The name of the author may not be used to endorse or promote products
  15 #   derived from this software without specific prior written permission.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27 #
  28
  29
  30 ## Include configuration
  31 #
  32
  33 -include ../version
  34 -include Makefile.config
  35
  36 ## Common compiler flags
  37 #
  38
  39 DEFS = -D$(ARCH) -DARCH=\"$(ARCH)\" -DRELEASE=\"$(RELEASE)\" "-DNAME=\"$(NAME)\"" -DKERNEL
  40 CFLAGS = -fno-builtin -fomit-frame-pointer -Wall -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -nostdlib -nostdinc -Igeneric/include/
  41 LFLAGS = -M
  42 AFLAGS =
  43
  44 ifdef REVISION
  45         DEFS += "-DREVISION=\"$(REVISION)\""
  46 endif
  47
  48 ifdef TIMESTAMP
  49         DEFS += "-DTIMESTAMP=\"$(TIMESTAMP)\""
  50 endif
  51
  52 ## Setup kernel configuration
  53 #
  54
  55 -include arch/$(ARCH)/Makefile.inc
  56 -include genarch/Makefile.inc
  57
  58 ifeq ($(CONFIG_DEBUG),y)
  59         DEFS += -DCONFIG_DEBUG
  60 endif
  61
  62 ifeq ($(CONFIG_DEBUG_SPINLOCK),y)
  63         DEFS += -DCONFIG_DEBUG_SPINLOCK
  64 endif
  65
  66 ifeq ($(CONFIG_DEBUG_AS_WATCHPOINT),y)
  67         DEFS += -DCONFIG_DEBUG_AS_WATCHPOINT
  68 endif
  69
  70 ifeq ($(CONFIG_FPU_LAZY),y)
  71         DEFS += -DCONFIG_FPU_LAZY
  72 endif
  73
  74 ifeq ($(CONFIG_DEBUG_ALLREGS),y)
  75         DEFS += -DCONFIG_DEBUG_ALLREGS
  76 endif
  77
  78 ifeq ($(CONFIG_VHPT),y)
  79         DEFS += -DCONFIG_VHPT
  80 endif
  81
  82 ifeq ($(CONFIG_POWEROFF),y)
  83         DEFS += -DCONFIG_POWEROFF
  84 endif
  85
  86 ifeq ($(CONFIG_FB),y)
  87         ifeq ($(ARCH),ia32)
  88                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
  89                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
  90                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
  91         endif
  92
  93         ifeq ($(ARCH),amd64)
  94                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
  95                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
  96                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
  97         endif
  98
  99         ifeq ($(ARCH),xen32)
 100                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
 101                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
 102                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
 103         endif
 104 endif
 105
 106 ## Toolchain configuration
 107 #
 108
 109 ifeq ($(COMPILER),native)
 110         CC = gcc
 111         AS = as
 112         LD = ld
 113         OBJCOPY = objcopy
 114         OBJDUMP = objdump
 115 else
 116         CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc
 117         AS = $(TOOLCHAIN_DIR)/$(TARGET)-as
 118         LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld
 119         OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy
 120         OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump
 121 endif
 122
 123 ## Generic kernel sources
 124 #
 125
 126 GENERIC_SOURCES = \
 127         generic/src/adt/bitmap.c \
 128         generic/src/adt/btree.c \
 129         generic/src/adt/hash_table.c \
 130         generic/src/adt/list.c \
 131         generic/src/console/chardev.c \
 132         generic/src/console/console.c \
 133         generic/src/console/kconsole.c \
 134         generic/src/console/klog.c \
 135         generic/src/console/cmd.c \
 136         generic/src/cpu/cpu.c \
 137         generic/src/ddi/ddi.c \
 138         generic/src/interrupt/interrupt.c \
 139         generic/src/main/main.c \
 140         generic/src/main/kinit.c \
 141         generic/src/main/uinit.c \
 142         generic/src/main/version.c \
 143         generic/src/proc/scheduler.c \
 144         generic/src/proc/thread.c \
 145         generic/src/proc/task.c \
 146         generic/src/proc/the.c \
 147         generic/src/syscall/syscall.c \
 148         generic/src/syscall/copy.c \
 149         generic/src/mm/buddy.c \
 150         generic/src/mm/frame.c \
 151         generic/src/mm/page.c \
 152         generic/src/mm/tlb.c \
 153         generic/src/mm/as.c \
 154         generic/src/mm/backend_anon.c \
 155         generic/src/mm/backend_elf.c \
 156         generic/src/mm/backend_phys.c \
 157         generic/src/mm/slab.c \
 158         generic/src/lib/func.c \
 159         generic/src/lib/memstr.c \
 160         generic/src/lib/sort.c \
 161         generic/src/lib/elf.c \
 162         generic/src/printf/printf_core.c \
 163         generic/src/printf/printf.c \
 164         generic/src/printf/sprintf.c \
 165         generic/src/printf/snprintf.c \
 166         generic/src/printf/vprintf.c \
 167         generic/src/printf/vsprintf.c \
 168         generic/src/printf/vsnprintf.c \
 169         generic/src/debug/symtab.c \
 170         generic/src/time/clock.c \
 171         generic/src/time/timeout.c \
 172         generic/src/time/delay.c \
 173         generic/src/preempt/preemption.c \
 174         generic/src/synch/spinlock.c \
 175         generic/src/synch/condvar.c \
 176         generic/src/synch/rwlock.c \
 177         generic/src/synch/mutex.c \
 178         generic/src/synch/semaphore.c \
 179         generic/src/synch/waitq.c \
 180         generic/src/synch/futex.c \
 181         generic/src/smp/ipi.c \
 182         generic/src/ipc/ipc.c \
 183         generic/src/ipc/sysipc.c \
 184         generic/src/ipc/ipcrsc.c \
 185         generic/src/ipc/irq.c \
 186         generic/src/security/cap.c \
 187         generic/src/sysinfo/sysinfo.c
 188
 189 ## Test sources
 190 #
 191
 192 ifneq ($(CONFIG_TEST),)
 193         DEFS += -DCONFIG_TEST
 194         GENERIC_SOURCES += test/$(CONFIG_TEST)/test.c
 195 endif
 196
 197 GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
 198 ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
 199 GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
 200
 201 .PHONY: all build config distclean clean archlinks depend disasm
 202
 203 all:
 204         ../tools/config.py kernel.config default $(ARCH) $(COMPILER) $(CONFIG_DEBUG) $(MACHINE)
 205         $(MAKE) -C . build
 206
 207 build: kernel.bin disasm
 208
 209 config:
 210         -rm Makefile.depend
 211         tools/config.py kernel.config
 212
 213 -include Makefile.depend
 214
 215 distclean: clean
 216         -rm Makefile.config
 217
 218 clean:
 219         -rm -f kernel.bin kernel.raw kernel.map kernel.map.pre kernel.objdump kernel.disasm generic/src/debug/real_map.bin Makefile.depend* generic/include/arch generic/include/genarch arch/$(ARCH)/_link.ld
 220         find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm \{\} \;
 221         for arch in arch/* ; do \
 222             [ -e $$arch/_link.ld ] && rm $$arch/_link.ld 2>/dev/null ; \
 223         done ; exit 0
 224
 225 archlinks:
 226         ln -sfn ../../arch/$(ARCH)/include/ generic/include/arch
 227         ln -sfn ../../genarch/include/ generic/include/genarch
 228
 229 depend: archlinks
 230         -makedepend $(DEFS) $(CFLAGS) -f - $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > Makefile.depend 2> /dev/null
 231
 232 arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in
 233         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -E -x c $< | grep -v "^\#" > $@
 234
 235 generic/src/debug/real_map.bin: depend arch/$(ARCH)/_link.ld $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
 236         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab Makefile generic/src/debug/empty_map.o
 237         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/empty_map.o -o $@ -Map kernel.map.pre
 238         $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > kernel.objdump
 239         tools/genmap.py kernel.map.pre kernel.objdump generic/src/debug/real_map.bin
 240         # Do it once again, this time to get correct even the symbols
 241         # on architectures, that have bss after symtab
 242         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab generic/src/debug/real_map.bin generic/src/debug/sizeok_map.o
 243         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/sizeok_map.o -o $@ -Map kernel.map.pre
 244         $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > kernel.objdump
 245         tools/genmap.py kernel.map.pre kernel.objdump generic/src/debug/real_map.bin
 246
 247 generic/src/debug/real_map.o: generic/src/debug/real_map.bin
 248         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab $< $@
 249
 250 kernel.raw: depend arch/$(ARCH)/_link.ld $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/real_map.o
 251         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/real_map.o -o $@ -Map kernel.map
 252
 253 kernel.bin: kernel.raw
 254         $(OBJCOPY) -O $(BFD) kernel.raw kernel.bin
 255
 256 disasm: kernel.raw
 257         $(OBJDUMP) -d kernel.raw > kernel.disasm
 258
 259 %.o: %.S
 260         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@
 261
 262 %.o: %.s
 263         $(AS) $(AFLAGS) $< -o $@
 264
 265 %.o: %.c
 266         $(CC) $(DEFS) $(CFLAGS) -c $< -o $@