Makefile

Commit: 7f340f67 Author: jokerz Raw Copy

# Pactor64 Makefile — x86-64 kernel build system

# Uses GRUB2 as bootloader with multiboot2 protocol

ASM         = nasm

CC          = gcc

LD          = ld

# === Kernel flags ===

ASM_FLAGS   = -f elf64

CC_FLAGS    = -std=gnu11 -ffreestanding -fno-builtin -fno-stack-protector \

              -fno-pic -fno-pie -O2 -Wall -Wextra -mcmodel=kernel \

              -mno-red-zone -mno-sse -mno-sse2 -mgeneral-regs-only \

              -nostdlib -nostdinc -Iinclude

LD_FLAGS    = -T linker.ld -nostdlib -z max-page-size=0x1000

# === Userspace flags ===

UCC_FLAGS   = -std=gnu11 -ffreestanding -fno-builtin -fno-stack-protector \

              -no-pie -O2 -Wall -Wextra -mcmodel=small \

              -mno-sse -mno-sse2 -mgeneral-regs-only \

              -nostdlib -nostdinc -Ilibc

ULD_FLAGS   = -T userspace.ld -nostdlib --allow-multiple-definition -z max-page-size=0x1000

BUILD_DIR   = build

ISO_DIR     = $(BUILD_DIR)/iso

KERNEL_ELF  = $(BUILD_DIR)/pactor64.kernel

ISO_IMAGE   = $(BUILD_DIR)/pactor64.iso

DISK_IMG    = $(BUILD_DIR)/pactor64.disk

# Kernel objects

KERNEL_OBJS = $(BUILD_DIR)/entry.o \

              $(BUILD_DIR)/isr.o \

              $(BUILD_DIR)/main.o \

              $(BUILD_DIR)/idt.o \

              $(BUILD_DIR)/timer.o \

              $(BUILD_DIR)/keyboard.o \

              $(BUILD_DIR)/pmm.o \

              $(BUILD_DIR)/heap.o \

              $(BUILD_DIR)/vga.o \

              $(BUILD_DIR)/shell.o \

              $(BUILD_DIR)/ext2.o \

              $(BUILD_DIR)/ata.o \

              $(BUILD_DIR)/elf.o \

              $(BUILD_DIR)/syscall.o \

              $(BUILD_DIR)/syscall_entry.o

# Userspace

LIBC_OBJS   = $(BUILD_DIR)/start_entry.o $(BUILD_DIR)/libc_start.o

PROG_ELF    = $(BUILD_DIR)/programs/hello.elf

.PHONY: all clean run run-disk debug disk iso programs verify

all: $(ISO_IMAGE)

	@echo "========================================="

	@echo "  Pactor64 ISO built: $(ISO_IMAGE)"

	@echo "  Kernel: $(KERNEL_ELF)"

	@echo "  Programs: $(PROG_ELF)"

	@echo "========================================="

$(ISO_IMAGE): $(KERNEL_ELF) $(PROG_ELF) boot/grub.cfg

	@mkdir -p $(ISO_DIR)/boot/grub $(ISO_DIR)/programs

	@cp $(KERNEL_ELF) $(ISO_DIR)/boot/pactor64.kernel

	@cp boot/grub.cfg $(ISO_DIR)/boot/grub/grub.cfg

	@cp $(PROG_ELF) $(ISO_DIR)/programs/hello.elf 2>/dev/null || true

	@grub-mkrescue -o $@ $(ISO_DIR) 2>/dev/null

# === Kernel linking ===

$(KERNEL_ELF): $(KERNEL_OBJS)

	$(LD) $(LD_FLAGS) $^ -o $@

# === Kernel ASM objects ===

$(BUILD_DIR)/entry.o: kernel/entry.asm | $(BUILD_DIR)

	$(ASM) $(ASM_FLAGS) $< -o $@

$(BUILD_DIR)/isr.o: kernel/isr.asm | $(BUILD_DIR)

	$(ASM) $(ASM_FLAGS) $< -o $@

$(BUILD_DIR)/syscall_entry.o: kernel/syscall_entry.asm | $(BUILD_DIR)

	$(ASM) $(ASM_FLAGS) $< -o $@

# === Kernel C objects ===

$(BUILD_DIR)/main.o: kernel/main.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/idt.o: kernel/idt.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/timer.o: kernel/timer.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/keyboard.o: kernel/keyboard.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/pmm.o: kernel/pmm.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/heap.o: kernel/heap.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/vga.o: kernel/vga.c include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/shell.o: kernel/shell.c include/pactor64.h kernel/ata.h kernel/ext2.h kernel/elf.h kernel/hello_elf.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/ata.o: kernel/ata.c kernel/ata.h include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/ext2.o: kernel/ext2.c kernel/ext2.h kernel/ata.h include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/elf.o: kernel/elf.c kernel/elf.h include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

$(BUILD_DIR)/syscall.o: kernel/syscall.c kernel/syscall.h include/pactor64.h | $(BUILD_DIR)

	$(CC) $(CC_FLAGS) -c $< -o $@

# === Userspace libc ===

$(BUILD_DIR)/start_entry.o: /tmp/start_entry.asm | $(BUILD_DIR)

	$(ASM) $(ASM_FLAGS) $< -o $@

$(BUILD_DIR)/libc_start.o: libc/start.c libc/libc.h | $(BUILD_DIR)

	$(CC) $(UCC_FLAGS) -c $< -o $@

# === Userspace programs ===

programs: $(PROG_ELF)

$(BUILD_DIR)/programs/hello.elf: $(BUILD_DIR)/programs/hello.o $(LIBC_OBJS) userspace.ld

	@mkdir -p $(BUILD_DIR)/programs

	$(LD) $(ULD_FLAGS) $(BUILD_DIR)/programs/hello.o $(LIBC_OBJS) -o $@

$(BUILD_DIR)/programs/hello.o: programs/hello.c libc/libc.h | $(BUILD_DIR)/programs

	$(CC) $(UCC_FLAGS) -c $< -o $@

$(BUILD_DIR)/programs:

	@mkdir -p $@

$(BUILD_DIR):

	@mkdir -p $@

clean:

	rm -rf $(BUILD_DIR)

run: $(ISO_IMAGE)

	qemu-system-x86_64 -cdrom $(ISO_IMAGE) -m 512 \

		-serial mon:stdio -display none -no-reboot

debug: $(ISO_IMAGE)

	qemu-system-x86_64 -cdrom $(ISO_IMAGE) -m 512 \

		-serial mon:stdio -display none -no-reboot -s -S

# === Disk image ===

disk: $(KERNEL_ELF) $(PROG_ELF)

	@bash scripts/mkdisk.sh

# === Boot from disk image ===

run-disk: disk

	qemu-system-x86_64 -drive file=$(DISK_IMG),format=raw,if=ide -m 512 \

		-serial mon:stdio -display none -no-reboot

run-disk-gui: disk

	qemu-system-x86_64 -drive file=$(DISK_IMG),format=raw,if=ide -m 512 \

		-serial mon:stdio -no-reboot

verify: $(KERNEL_ELF)

	@grub-file --is-x86-multiboot2 $(KERNEL_ELF) && echo "VALID multiboot2" || echo "INVALID"

1	# Pactor64 Makefile — x86-64 kernel build system
2	# Uses GRUB2 as bootloader with multiboot2 protocol
3
4	ASM = nasm
5	CC = gcc
6	LD = ld
7
8	# === Kernel flags ===
9	ASM_FLAGS = -f elf64
10	CC_FLAGS = -std=gnu11 -ffreestanding -fno-builtin -fno-stack-protector \
11	-fno-pic -fno-pie -O2 -Wall -Wextra -mcmodel=kernel \
12	-mno-red-zone -mno-sse -mno-sse2 -mgeneral-regs-only \
13	-nostdlib -nostdinc -Iinclude
14	LD_FLAGS = -T linker.ld -nostdlib -z max-page-size=0x1000
15
16	# === Userspace flags ===
17	UCC_FLAGS = -std=gnu11 -ffreestanding -fno-builtin -fno-stack-protector \
18	-no-pie -O2 -Wall -Wextra -mcmodel=small \
19	-mno-sse -mno-sse2 -mgeneral-regs-only \
20	-nostdlib -nostdinc -Ilibc
21	ULD_FLAGS = -T userspace.ld -nostdlib --allow-multiple-definition -z max-page-size=0x1000
22
23	BUILD_DIR = build
24	ISO_DIR = $(BUILD_DIR)/iso
25	KERNEL_ELF = $(BUILD_DIR)/pactor64.kernel
26	ISO_IMAGE = $(BUILD_DIR)/pactor64.iso
27	DISK_IMG = $(BUILD_DIR)/pactor64.disk
28
29	# Kernel objects
30	KERNEL_OBJS = $(BUILD_DIR)/entry.o \
31	$(BUILD_DIR)/isr.o \
32	$(BUILD_DIR)/main.o \
33	$(BUILD_DIR)/idt.o \
34	$(BUILD_DIR)/timer.o \
35	$(BUILD_DIR)/keyboard.o \
36	$(BUILD_DIR)/pmm.o \
37	$(BUILD_DIR)/heap.o \
38	$(BUILD_DIR)/vga.o \
39	$(BUILD_DIR)/shell.o \
40	$(BUILD_DIR)/ext2.o \
41	$(BUILD_DIR)/ata.o \
42	$(BUILD_DIR)/elf.o \
43	$(BUILD_DIR)/syscall.o \
44	$(BUILD_DIR)/syscall_entry.o
45
46	# Userspace
47	LIBC_OBJS = $(BUILD_DIR)/start_entry.o $(BUILD_DIR)/libc_start.o
48	PROG_ELF = $(BUILD_DIR)/programs/hello.elf
49
50	.PHONY: all clean run run-disk debug disk iso programs verify
51
52	all: $(ISO_IMAGE)
53	@echo "========================================="
54	@echo " Pactor64 ISO built: $(ISO_IMAGE)"
55	@echo " Kernel: $(KERNEL_ELF)"
56	@echo " Programs: $(PROG_ELF)"
57	@echo "========================================="
58
59	$(ISO_IMAGE): $(KERNEL_ELF) $(PROG_ELF) boot/grub.cfg
60	@mkdir -p $(ISO_DIR)/boot/grub $(ISO_DIR)/programs
61	@cp $(KERNEL_ELF) $(ISO_DIR)/boot/pactor64.kernel
62	@cp boot/grub.cfg $(ISO_DIR)/boot/grub/grub.cfg
63	@cp $(PROG_ELF) $(ISO_DIR)/programs/hello.elf 2>/dev/null \|\| true
64	@grub-mkrescue -o $@ $(ISO_DIR) 2>/dev/null
65
66	# === Kernel linking ===
67	$(KERNEL_ELF): $(KERNEL_OBJS)
68	$(LD) $(LD_FLAGS) $^ -o $@
69
70	# === Kernel ASM objects ===
71	$(BUILD_DIR)/entry.o: kernel/entry.asm \| $(BUILD_DIR)
72	$(ASM) $(ASM_FLAGS) $< -o $@
73
74	$(BUILD_DIR)/isr.o: kernel/isr.asm \| $(BUILD_DIR)
75	$(ASM) $(ASM_FLAGS) $< -o $@
76
77	$(BUILD_DIR)/syscall_entry.o: kernel/syscall_entry.asm \| $(BUILD_DIR)
78	$(ASM) $(ASM_FLAGS) $< -o $@
79
80	# === Kernel C objects ===
81	$(BUILD_DIR)/main.o: kernel/main.c include/pactor64.h \| $(BUILD_DIR)
82	$(CC) $(CC_FLAGS) -c $< -o $@
83
84	$(BUILD_DIR)/idt.o: kernel/idt.c include/pactor64.h \| $(BUILD_DIR)
85	$(CC) $(CC_FLAGS) -c $< -o $@
86
87	$(BUILD_DIR)/timer.o: kernel/timer.c include/pactor64.h \| $(BUILD_DIR)
88	$(CC) $(CC_FLAGS) -c $< -o $@
89
90	$(BUILD_DIR)/keyboard.o: kernel/keyboard.c include/pactor64.h \| $(BUILD_DIR)
91	$(CC) $(CC_FLAGS) -c $< -o $@
92
93	$(BUILD_DIR)/pmm.o: kernel/pmm.c include/pactor64.h \| $(BUILD_DIR)
94	$(CC) $(CC_FLAGS) -c $< -o $@
95
96	$(BUILD_DIR)/heap.o: kernel/heap.c include/pactor64.h \| $(BUILD_DIR)
97	$(CC) $(CC_FLAGS) -c $< -o $@
98
99	$(BUILD_DIR)/vga.o: kernel/vga.c include/pactor64.h \| $(BUILD_DIR)
100	$(CC) $(CC_FLAGS) -c $< -o $@
101
102	$(BUILD_DIR)/shell.o: kernel/shell.c include/pactor64.h kernel/ata.h kernel/ext2.h kernel/elf.h kernel/hello_elf.h \| $(BUILD_DIR)
103	$(CC) $(CC_FLAGS) -c $< -o $@
104
105	$(BUILD_DIR)/ata.o: kernel/ata.c kernel/ata.h include/pactor64.h \| $(BUILD_DIR)
106	$(CC) $(CC_FLAGS) -c $< -o $@
107
108	$(BUILD_DIR)/ext2.o: kernel/ext2.c kernel/ext2.h kernel/ata.h include/pactor64.h \| $(BUILD_DIR)
109	$(CC) $(CC_FLAGS) -c $< -o $@
110
111	$(BUILD_DIR)/elf.o: kernel/elf.c kernel/elf.h include/pactor64.h \| $(BUILD_DIR)
112	$(CC) $(CC_FLAGS) -c $< -o $@
113
114	$(BUILD_DIR)/syscall.o: kernel/syscall.c kernel/syscall.h include/pactor64.h \| $(BUILD_DIR)
115	$(CC) $(CC_FLAGS) -c $< -o $@
116
117	# === Userspace libc ===
118	$(BUILD_DIR)/start_entry.o: /tmp/start_entry.asm \| $(BUILD_DIR)
119	$(ASM) $(ASM_FLAGS) $< -o $@
120
121	$(BUILD_DIR)/libc_start.o: libc/start.c libc/libc.h \| $(BUILD_DIR)
122	$(CC) $(UCC_FLAGS) -c $< -o $@
123
124	# === Userspace programs ===
125	programs: $(PROG_ELF)
126
127	$(BUILD_DIR)/programs/hello.elf: $(BUILD_DIR)/programs/hello.o $(LIBC_OBJS) userspace.ld
128	@mkdir -p $(BUILD_DIR)/programs
129	$(LD) $(ULD_FLAGS) $(BUILD_DIR)/programs/hello.o $(LIBC_OBJS) -o $@
130
131	$(BUILD_DIR)/programs/hello.o: programs/hello.c libc/libc.h \| $(BUILD_DIR)/programs
132	$(CC) $(UCC_FLAGS) -c $< -o $@
133
134	$(BUILD_DIR)/programs:
135	@mkdir -p $@
136
137	$(BUILD_DIR):
138	@mkdir -p $@
139
140	clean:
141	rm -rf $(BUILD_DIR)
142
143	run: $(ISO_IMAGE)
144	qemu-system-x86_64 -cdrom $(ISO_IMAGE) -m 512 \
145	-serial mon:stdio -display none -no-reboot
146
147	debug: $(ISO_IMAGE)
148	qemu-system-x86_64 -cdrom $(ISO_IMAGE) -m 512 \
149	-serial mon:stdio -display none -no-reboot -s -S
150
151	# === Disk image ===
152	disk: $(KERNEL_ELF) $(PROG_ELF)
153	@bash scripts/mkdisk.sh
154
155	# === Boot from disk image ===
156	run-disk: disk
157	qemu-system-x86_64 -drive file=$(DISK_IMG),format=raw,if=ide -m 512 \
158	-serial mon:stdio -display none -no-reboot
159
160	run-disk-gui: disk
161	qemu-system-x86_64 -drive file=$(DISK_IMG),format=raw,if=ide -m 512 \
162	-serial mon:stdio -no-reboot
163
164	verify: $(KERNEL_ELF)
165	@grub-file --is-x86-multiboot2 $(KERNEL_ELF) && echo "VALID multiboot2" \|\| echo "INVALID"
166