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Use grub-mkrescue to create Legacy BIOS and EFI bootable ISO #256

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Merged
wipawel merged 3 commits into from
Feb 19, 2022
Merged

Use grub-mkrescue to create Legacy BIOS and EFI bootable ISO #256

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e3faa5d
Makefile: add GRUB_DIR variable
wipawel Feb 15, 2022
30e6da1
Makefile,grub: compress kernel image with XZ
wipawel Feb 15, 2022
bf29c4c
Makefile,grub: generate ISO with grub-mkrescue
wipawel Feb 15, 2022
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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ cscope.*
Makeconf.local
.DS_Store
*.swp
*.xz
drivers/acpi/acpica/source/
third-party/libpfm/COPYING
third-party/libpfm/Makefile
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17 changes: 10 additions & 7 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -87,17 +87,19 @@ else
STRIP_OPTS := -s
endif

GRUB_DIR := grub/boot
GRUB_FILE := grub-file
GRUB_MKIMAGE := grub-mkimage
GRUB_MODULES := multiboot iso9660 biosdisk
GRUB_MKRESCUE := grub-mkrescue
GRUB_MODULES := multiboot iso9660 serial normal
ifneq ($(UNITTEST),)
GRUB_CONFIG := grub/boot/grub/grub-test.cfg
GRUB_CONFIG := $(GRUB_DIR)/grub/grub-test.cfg
else
GRUB_CONFIG := grub/boot/grub/grub.cfg
GRUB_CONFIG := $(GRUB_DIR)/grub/grub.cfg
endif
XORRISO := xorriso
QEMU_BIN := qemu-system-x86_64
GDB := gdb
XZ := xz

COMMON_INCLUDES := -I$(KTF_ROOT)/include -I$(KTF_ROOT)/include/arch/x86
ifeq ($(CONFIG_LIBPFM),y)
Expand Down Expand Up @@ -215,6 +217,7 @@ clean:
$(VERBOSE) find $(KTF_ROOT) -name \*.bin -delete
$(VERBOSE) find $(KTF_ROOT) -name \*.iso -delete
$(VERBOSE) find $(KTF_ROOT) -name \*.img -delete
$(VERBOSE) find $(KTF_ROOT) -name \*.xz -delete
$(VERBOSE) find $(KTF_ROOT) -name cscope.\* -delete
$(VERBOSE) find $(PFMLIB_DIR) -mindepth 1 ! -name $(PFMLIB_NAME)-$(PFMLIB_VER).tar.gz -delete
$(VERBOSE) $(RM) -rf $(ACPICA_DEST_DIR)/source
Expand Down Expand Up @@ -252,9 +255,9 @@ else
$(ISO_FILE): $(TARGET)
@echo "GEN ISO" $(ISO_FILE)
$(VERBOSE) $(GRUB_FILE) --is-x86-multiboot $(TARGET) || { echo "Multiboot not supported"; exit 1; }
$(VERBOSE) cp $(TARGET) grub/boot/
$(VERBOSE) $(GRUB_MKIMAGE) --format i386-pc-eltorito -c $(GRUB_CONFIG) -p /boot/grub -o grub/boot.img $(GRUB_MODULES)
$(VERBOSE) $(XORRISO) -as mkisofs -U -b boot.img -no-emul-boot -boot-load-size 4 -boot-info-table -o $(ISO_FILE) grub 2>> /dev/null
$(VERBOSE) cp $(TARGET) $(GRUB_DIR)/
$(VERBOSE) $(XZ) -q -f $(GRUB_DIR)/$(TARGET)
$(VERBOSE) $(GRUB_MKRESCUE) --install-modules="$(GRUB_MODULES)" --fonts=no --compress=xz -o $(ISO_FILE) grub &> /dev/null
endif

.PHONY: boot
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3 changes: 2 additions & 1 deletion grub/boot/grub/grub.cfg
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Original file line number Diff line number Diff line change
@@ -1,10 +1,11 @@
set timeout=0
set default=0

serial --speed=115200 --word=8 --parity=no --stop=1
terminal_input --append serial
terminal_output --append serial

menuentry "kernel64" {
multiboot /boot/kernel64.bin poweroff=1 com1=0x3f8,115200,8,n,1
multiboot /boot/kernel64.bin.xz poweroff=1 com1=0x3f8,115200,8,n,1
boot
}