118 lines
3.6 KiB
Makefile
118 lines
3.6 KiB
Makefile
#####################################################################
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# Author: Benjamen R. Meyer #
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# Date: 2004-2-15 #
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# Purpose: To build Josh Holtrop's OS (HOS) using GNU make #
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# Note: This makefile is for use on Linux & other Unix-like systems #
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#####################################################################
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##############
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# Variables: #
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##############
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# Information for creating a floppy image
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# Note: FLOPPY_FS and FLOPPY_FAT_SIZE are related fields.
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# FLOPPY_FAT_SIZE should be either 12 or 16,
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# depending on if FLOPPY_FS is FAT12 or FAT16, respectively.
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MKDOSFS_PROG=/sbin/mkdosfs
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FLOPPY_IMAGE=floppy.img
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FLOPPY_BLOCK_COUNT=1440
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FLOPPY_FS=FAT12
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FLOPPY_FAT_SIZE=12
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FLOPPY_MOUNT=./floppy_image
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# Floppy images are good for programs like VMware and Bochs Pentium Emulator. ;-)
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# Program for copying
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COPY_BIN=cp
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##########################################
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# Build the IPL (Boot Loader) and Kernel #
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##########################################
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all:
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# A word of warning to users :-> And a little helpful information ;-)
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@echo "Installation must be done as root."
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@echo "Type 'make install' to install to a floppy in drive '/dev/fd0'"
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@echo "Type 'make install_img' to create a floppy image and install to it."
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cd boot; make
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cd kernel; make
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#################################################
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# Clean up the source directory of any binaries #
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#################################################
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clean:
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make -C boot clean
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make -C kernel clean
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###########################################
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# The following is for the floppy drive #
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# Note: This must be done on *nix as root #
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###########################################
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##########################
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# Make install to floppy #
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##########################
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install: Install_IPL File_Copy
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############################################
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# Write the Stage 1 IPL to the boot sector #
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############################################
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Install_IPL:
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$(MKDOSFS_PROG) /dev/fd0
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dd if=boot/stage1.bin of=/dev/fd0
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#################################
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# Copy the files onto the drive #
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#################################
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File_Copy:
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- mkdir floppy_mount
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@echo "Mounting floppy to ./floppy_mount..."
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mount /dev/fd0 ./floppy_mount
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@echo "Copying stage 2 bootloader to the floppy..."
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$(COPY_BIN) boot/stage2.bin ./floppy_mount
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@echo "Copying kernel to the floppy..."
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$(COPY_BIN) kernel/kernel.bin ./floppy_mount
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@echo "Unmounting floppy..."
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umount ./floppy_mount
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- rm -rf floppy_mount
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############################################
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# The following is for the floppy image. #
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# Note: This must be done on *nix as root. #
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############################################
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######################################
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# Create and Format the floppy image #
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######################################
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install_img:
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$(MKDOSFS_PROG) -C -F $(FLOPPY_FAT_SIZE) -r 112 $(FLOPPY_IMAGE) $(FLOPPY_BLOCK_COUNT)
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############################################
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# Write the Stage 1 IPL to the boot sector #
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############################################
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@echo "Writing boot sector to image..."
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dd if=boot/stage1.bin of=$(FLOPPY_IMAGE) seek=0
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#################################
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# Copy the files onto the image #
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#################################
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- mkdir $(FLOPPY_MOUNT)
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@echo "Mounting floppy image..."
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mount $(FLOPPY_IMAGE) $(FLOPPY_MOUNT) -o loop
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@echo "Copying stage 2 bootloader to the floppy image..."
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$(COPY_BIN) boot/stage2.bin $(FLOPPY_MOUNT)
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@echo "Copying kernel to the floppy image..."
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$(COPY_BIN) kernel/kernel.bin $(FLOPPY_MOUNT)
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@echo "Unmounting floppy image..."
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mount $(FLOPPY_IMAGE) $(FLOPPY_MOUNT) -o loop
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