とりまubuntu14.04 x64でmakeできるようにした

Makefile

@@ -19,7 +19,7 @@ clean:
 	rm -f *~ *.o *.bin *.dat *.img *.map
 
 run: fd.img
-	qemu -fda $<
+	qemu-system-i386 -fda $<
 
 FORCE:
 .PHONY: clean FORCE

apps/Makefile

@@ -2,6 +2,7 @@ KERNEL_PATH = ../kernel
 CFLAGS	=	-Wall -Wextra
 CFLAGS	+=	-nostdinc -nostdlib -fno-builtin -c
 CFLAGS	+=	-Iinclude -I$(KERNEL_PATH)/include
+CFLAGS	+=	-m32
 
 .c.o:
 	gcc $(CFLAGS) -o $@ $<
@@ -11,11 +12,11 @@ apps.img: bin/shell bin/uptime
 
 bin/shell: shell.o
 	[ -d bin ] || mkdir bin
-	ld -o $@ $< -Map shell.map -s -T app.ld -x
+	ld -m elf_i386 -o $@ $< -Map shell.map -s -T app.ld -x
 
 bin/uptime: uptime.o
 	[ -d bin ] || mkdir bin
-	ld -o $@ $< -Map uptime.map -s -T app.ld -x
+	ld -m elf_i386 -o $@ $< -Map uptime.map -s -T app.ld -x
 
 shell.o: shell.c
 

boot/Makefile

@@ -1,8 +1,8 @@
 .s.o:
-	as -o $@ $<
+	as --32 -o $@ $<
 
 boot.bin: boot.o
-	ld -o $@ $< -T boot.ld -Map boot.map
+	ld -m elf_i386 -o $@ $< -T boot.ld -Map boot.map
 
 boot.o: boot.s
 

kernel/Makefile

@@ -1,14 +1,15 @@
 CFLAGS	=	-Wall -Wextra
 CFLAGS	+=	-nostdinc -nostdlib -fno-builtin -c
 CFLAGS	+=	-Iinclude
+CFLAGS	+=	-m32
 
 .S.o:
 	gcc $(CFLAGS) -o $@ $<
 .c.o:
 	gcc $(CFLAGS) -o $@ $<
 
 kernel.bin: sys.o cpu.o intr.o excp.o memory.o sched.o fs.o task.o syscall.o lock.o timer.o console_io.o queue.o common.o debug.o init.o kern_task_init.o
-	ld -o $@ $+ -Map System.map -s -T sys.ld -x
+	ld -m elf_i386 -o $@ $+ -Map System.map -s -T sys.ld -x
 
 sys.o: sys.S
 cpu.o: cpu.c