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DOOM target + launcher code

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This commit is contained in:
xamidev
2026-05-11 10:43:18 +02:00
parent deebd5d432
commit 0274e00b55
3 changed files with 161 additions and 4 deletions
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user/Makefile
+12 -2
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@@ -1,18 +1,28 @@
CC := x86_64-elf-gcc
CC_FLAGS := -ffreestanding -nostdlib -fno-pic -mno-red-zone -Ilibc
DOOM_CC_FLAGS := $(CC_FLAGS) -std=gnu11
LD := x86_64-elf-ld
BUILDDIR := ../build
LIBDIR := libc
all: pedicel apex
all: pedicel apex doom
.PHONY: pedicel
pedicel:
nasm -f bin pedicel.S -o $(BUILDDIR)/pedicel.raw
.PHONY: apex
apex:
$(CC) $(CC_FLAGS) -c apex.c -o $(BUILDDIR)/apex.o
nasm -f elf64 $(LIBDIR)/crt0.S -o $(BUILDDIR)/crt0.o
$(LD) -T $(LIBDIR)/linker.ld $(BUILDDIR)/crt0.o $(BUILDDIR)/apex.o -o $(BUILDDIR)/apex.elf
objcopy -O binary $(BUILDDIR)/apex.elf $(BUILDDIR)/apex.raw
objcopy -O binary $(BUILDDIR)/apex.elf $(BUILDDIR)/apex.raw
.PHONY: doom
doom:
$(CC) $(DOOM_CC_FLAGS) -c doom.c -o $(BUILDDIR)/doom.o
nasm -f elf64 $(LIBDIR)/crt0.S -o $(BUILDDIR)/crt0.o
$(LD) -T $(LIBDIR)/linker.ld $(BUILDDIR)/crt0.o $(BUILDDIR)/doom.o -o $(BUILDDIR)/doom.elf
objcopy -O binary $(BUILDDIR)/doom.elf $(BUILDDIR)/doom.raw