From 60d21b86051a9960f8e87fb10e19f63f2bbc6de2 Mon Sep 17 00:00:00 2001
From: Alex AUVOLAT <alex.auvolat@ens.fr>
Date: Fri, 28 Mar 2014 09:12:44 +0100
Subject: Compile article3

---
 sos-code-article3/Makefile | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

(limited to 'sos-code-article3/Makefile')

diff --git a/sos-code-article3/Makefile b/sos-code-article3/Makefile
index 8e15812..64ae955 100644
--- a/sos-code-article3/Makefile
+++ b/sos-code-article3/Makefile
@@ -1,4 +1,5 @@
-CC=gcc
+CC=i586-elf-gcc
+LD=i586-elf-ld
 CFLAGS  = -Wall -nostdlib -nostdinc -ffreestanding -DKERNEL_SOS
 LDFLAGS = --warn-common
 OBJECTS = bootstrap/multiboot.o					\
@@ -9,14 +10,25 @@ OBJECTS = bootstrap/multiboot.o					\
 	  sos/physmem.o sos/klibc.o sos/main.o
 
 KERNEL_OBJ   = sos.elf
-MULTIBOOT_IMAGE = fd.img
+MULTIBOOT_IMAGE = sos.iso
 PWD := $(shell pwd)
 
 # Main target
 all: $(MULTIBOOT_IMAGE)
 
 $(MULTIBOOT_IMAGE): $(KERNEL_OBJ)
-	./support/build_image.sh $@ $<
+	# ./support/build_image.sh $@ $<
+	if [ ! -e cdrom/boot/grub/stage2_eltorito ]; then \
+		mkdir -p cdrom/boot/grub; \
+		echo "Please copy grub's stage2_eltorito to cdrom/boot/grub."; \
+		exit -1; \
+	fi
+	cp $(KERNEL_OBJ) cdrom
+	echo timeout 0 > cdrom/boot/grub/menu.lst
+	echo title Simple OS >> cdrom/boot/grub/menu.lst
+	echo kernel /$(KERNEL_OBJ) >> cdrom/boot/grub/menu.lst
+	genisoimage -R -b boot/grub/stage2_eltorito -no-emul-boot -boot-load-size 4 \
+	 -boot-info-table -input-charset ascii -A SOS -o $(MULTIBOOT_IMAGE) cdrom
 
 $(KERNEL_OBJ): $(OBJECTS) ./support/sos.lds
 	$(LD) $(LDFLAGS) -T ./support/sos.lds -o $@ $(OBJECTS)
@@ -34,7 +46,7 @@ $(KERNEL_OBJ): $(OBJECTS) ./support/sos.lds
 
 # Clean directory
 clean:
-	$(RM) *.img *.o mtoolsrc *~ menu.txt *.img *.elf *.bin *.map
+	$(RM) *.iso *.o mtoolsrc *~ menu.txt *.img *.elf *.bin *.map
 	$(RM) *.log *.out bochs*
 	$(RM) bootstrap/*.o bootstrap/*~
 	$(RM) drivers/*.o drivers/*~
-- 
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