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_TSB),y)
  83         DEFS += -DCONFIG_TSB
  84 endif
  85
  86 ifeq ($(CONFIG_Z8530),y)
  87         DEFS += -DCONFIG_Z8530
  88 endif
  89
  90 ifeq ($(CONFIG_NS16550),y)
  91         DEFS += -DCONFIG_NS16550
  92 endif
  93
  94 ifeq ($(CONFIG_POWEROFF),y)
  95         DEFS += -DCONFIG_POWEROFF
  96 endif
  97
  98 ifeq ($(CONFIG_FB),y)
  99         ifeq ($(ARCH),ia32)
 100                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
 101                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
 102                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
 103         endif
 104
 105         ifeq ($(ARCH),amd64)
 106                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
 107                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
 108                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
 109         endif
 110
 111         ifeq ($(ARCH),xen32)
 112                 DEFS += -DCONFIG_VESA_WIDTH=$(CONFIG_VESA_WIDTH)
 113                 DEFS += -DCONFIG_VESA_HEIGHT=$(CONFIG_VESA_HEIGHT)
 114                 DEFS += -DCONFIG_VESA_BPP=$(CONFIG_VESA_BPP)
 115         endif
 116 endif
 117
 118 ## Toolchain configuration
 119 #
 120
 121 ifeq ($(COMPILER),native)
 122         CC = gcc
 123         AS = as
 124         LD = ld
 125         OBJCOPY = objcopy
 126         OBJDUMP = objdump
 127 else
 128         CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc
 129         AS = $(TOOLCHAIN_DIR)/$(TARGET)-as
 130         LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld
 131         OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy
 132         OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump
 133 endif
 134
 135 ## Generic kernel sources
 136 #
 137
 138 GENERIC_SOURCES = \
 139         generic/src/adt/bitmap.c \
 140         generic/src/adt/btree.c \
 141         generic/src/adt/hash_table.c \
 142         generic/src/adt/list.c \
 143         generic/src/console/chardev.c \
 144         generic/src/console/console.c \
 145         generic/src/console/kconsole.c \
 146         generic/src/console/klog.c \
 147         generic/src/console/cmd.c \
 148         generic/src/cpu/cpu.c \
 149         generic/src/ddi/ddi.c \
 150         generic/src/interrupt/interrupt.c \
 151         generic/src/main/main.c \
 152         generic/src/main/kinit.c \
 153         generic/src/main/uinit.c \
 154         generic/src/main/version.c \
 155         generic/src/proc/scheduler.c \
 156         generic/src/proc/thread.c \
 157         generic/src/proc/task.c \
 158         generic/src/proc/the.c \
 159         generic/src/syscall/syscall.c \
 160         generic/src/syscall/copy.c \
 161         generic/src/mm/buddy.c \
 162         generic/src/mm/frame.c \
 163         generic/src/mm/page.c \
 164         generic/src/mm/tlb.c \
 165         generic/src/mm/as.c \
 166         generic/src/mm/backend_anon.c \
 167         generic/src/mm/backend_elf.c \
 168         generic/src/mm/backend_phys.c \
 169         generic/src/mm/slab.c \
 170         generic/src/lib/func.c \
 171         generic/src/lib/memstr.c \
 172         generic/src/lib/sort.c \
 173         generic/src/lib/elf.c \
 174         generic/src/printf/printf_core.c \
 175         generic/src/printf/printf.c \
 176         generic/src/printf/sprintf.c \
 177         generic/src/printf/snprintf.c \
 178         generic/src/printf/vprintf.c \
 179         generic/src/printf/vsprintf.c \
 180         generic/src/printf/vsnprintf.c \
 181         generic/src/debug/symtab.c \
 182         generic/src/time/clock.c \
 183         generic/src/time/timeout.c \
 184         generic/src/time/delay.c \
 185         generic/src/preempt/preemption.c \
 186         generic/src/synch/spinlock.c \
 187         generic/src/synch/condvar.c \
 188         generic/src/synch/rwlock.c \
 189         generic/src/synch/mutex.c \
 190         generic/src/synch/semaphore.c \
 191         generic/src/synch/waitq.c \
 192         generic/src/synch/futex.c \
 193         generic/src/smp/ipi.c \
 194         generic/src/smp/smp.c \
 195         generic/src/ipc/ipc.c \
 196         generic/src/ipc/sysipc.c \
 197         generic/src/ipc/ipcrsc.c \
 198         generic/src/ipc/irq.c \
 199         generic/src/security/cap.c \
 200         generic/src/sysinfo/sysinfo.c
 201
 202 ## Test sources
 203 #
 204
 205 ifneq ($(CONFIG_TEST),)
 206         DEFS += -DCONFIG_TEST
 207         GENERIC_SOURCES += test/$(CONFIG_TEST)/test.c
 208 endif
 209
 210 GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
 211 ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
 212 GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
 213
 214 .PHONY: all build config distclean clean archlinks depend disasm
 215
 216 all:
 217         ../tools/config.py kernel.config default $(ARCH) $(COMPILER) $(CONFIG_DEBUG) $(MACHINE)
 218         $(MAKE) -C . build
 219
 220 build: kernel.bin disasm
 221
 222 config:
 223         -rm Makefile.depend
 224         tools/config.py kernel.config
 225
 226 -include Makefile.depend
 227
 228 distclean: clean
 229         -rm Makefile.config
 230
 231 clean:
 232         -rm -f kernel.bin kernel.raw kernel.map kernel.map.pre kernel.objdump kernel.disasm generic/src/debug/real_map.bin Makefile.depend* generic/include/arch generic/include/genarch arch/$(ARCH)/_link.ld
 233         find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm \{\} \;
 234         for arch in arch/* ; do \
 235             [ -e $$arch/_link.ld ] && rm $$arch/_link.ld 2>/dev/null ; \
 236         done ; exit 0
 237
 238 archlinks:
 239         ln -sfn ../../arch/$(ARCH)/include/ generic/include/arch
 240         ln -sfn ../../genarch/include/ generic/include/genarch
 241
 242 depend: archlinks
 243         -makedepend $(DEFS) $(CFLAGS) -f - $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > Makefile.depend 2> /dev/null
 244
 245 arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in
 246         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -E -x c $< | grep -v "^\#" > $@
 247
 248 generic/src/debug/real_map.bin: depend arch/$(ARCH)/_link.ld $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
 249         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab Makefile generic/src/debug/empty_map.o
 250         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/empty_map.o -o $@ -Map kernel.map.pre
 251         $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > kernel.objdump
 252         tools/genmap.py kernel.map.pre kernel.objdump generic/src/debug/real_map.bin
 253         # Do it once again, this time to get correct even the symbols
 254         # on architectures, that have bss after symtab
 255         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab generic/src/debug/real_map.bin generic/src/debug/sizeok_map.o
 256         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/sizeok_map.o -o $@ -Map kernel.map.pre
 257         $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > kernel.objdump
 258         tools/genmap.py kernel.map.pre kernel.objdump generic/src/debug/real_map.bin
 259
 260 generic/src/debug/real_map.o: generic/src/debug/real_map.bin
 261         $(OBJCOPY) -I binary -O $(BFD_NAME) -B $(BFD_ARCH) --prefix-sections=symtab $< $@
 262
 263 kernel.raw: depend arch/$(ARCH)/_link.ld $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/real_map.o
 264         $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) generic/src/debug/real_map.o -o $@ -Map kernel.map
 265
 266 kernel.bin: kernel.raw
 267         $(OBJCOPY) -O $(BFD) kernel.raw kernel.bin
 268
 269 disasm: kernel.raw
 270         $(OBJDUMP) -d kernel.raw > kernel.disasm
 271
 272 %.o: %.S
 273         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@
 274
 275 %.o: %.s
 276         $(AS) $(AFLAGS) $< -o $@
 277
 278 %.o: %.c
 279         $(CC) $(DEFS) $(CFLAGS) -c $< -o $@