@ -1,29 +1,33 @@
# Compiler/assembler settings
CC = gcc
CFLAGS = -fno-pie -m32 -Os -ff reestanding
CFLAGS = -fno-pie -m32 -Os -frf eestanding
AA = nasm
AFLAGS =
LD = gcc
LDFLAGS = -Wl,--oformat= binary -ffreestanding -nostdlib -shared -Ttext 0x1000 -m32
LDFLAGS = -Wl,--oformat= binary -frfeestanding -nostdlib -shared -Ttext 0x1000 -m32
RS = rustc
RFLAGS = --emit= obj --target i686-unknown-linux-gnu # WARN: target might not exist on your machine. Just swap it out to whatever 32bit target that you have.
# VM/Debug settings
VM = qemu-system-x86_64
VMFLAGS =
# Do not touch these.
C_SOURCES = $( wildcard kernel/*.c drivers/*.c lib/*.c)
HEADERS = $( wildcard kernel/*.h drivers/*.h lib/*.h)
R_SOURCES = $( wildcard kernel/*.rs drivers/*.rs lib/*.rs)
OBJ = $( C_SOURCES:.c= .o)
ROBJ = $( R_SOURCES:.rs= .o)
all : eos .iso
run : all
$( VM) $( VMFLAGS) eos.iso
drun : clean run
grub : eos_grub .iso
@ -38,13 +42,15 @@ eos_grub.iso : kernel.bin grub/grub.cfg
eos.iso : bootloader /bootloader .bin kernel .bin
cat $^ > eos.iso
kernel.bin : kernel /kernel_entry .o kernel /enable_paging .o $( OBJ )
kernel.bin : kernel /kernel_entry .o kernel /enable_paging .o $( OBJ ) $( ROBJ )
$( LD) -o $@ $^ $( LDFLAGS)
%.o : %.c ${HEADERS }
$( CC) $( CFLAGS) -c $< -o $@
%.o : %.rs
$( RC) $( RFLAGS) $< -O $@
%.o : %.asm
$( AA) $< -f elf -o $@ $( AFLAGS)
@ -52,5 +58,5 @@ kernel.bin: kernel/kernel_entry.o kernel/enable_paging.o $(OBJ)
$( AA) $< -f bin -o $@ $( AFLAGS)
clean :
rm -f r *.bin *.dis *.o eos.iso *.map boot/ *.iso
rm -f r kernel/*.o bootloader/*.bin drivers/*.o
rm -rf *.bin *.dis *.o eos.iso *.map boot/ *.iso
rm -rf kernel/*.o bootloader/*.bin drivers/*.o