xyou
f1a2a110d7
Add the current OS source tree, build scripts, system image layout, and development notes covering DMA page allocation, e1000 bring-up, net API dispatch, and DHCP work in progress.
32 lines
1.1 KiB
Makefile
32 lines
1.1 KiB
Makefile
CC := clang
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LD := ld.lld
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OBJCOPY := llvm-objcopy
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ROOT := ../..
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OUT := $(ROOT)/SYSTEM/boot/utsm.elf
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CFLAGS := -target x86_64-unknown-none -std=c11 -ffreestanding -fno-builtin -fno-stack-protector -fno-pic -fno-pie -mcmodel=kernel -mno-red-zone -mno-sse -mno-sse2 -mno-mmx -msoft-float -m64 -Wall -Wextra -Iinclude -O2
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ASFLAGS := -target x86_64-unknown-none -ffreestanding -fno-pic -fno-pie -mcmodel=kernel -mno-red-zone -mno-sse -mno-sse2 -mno-mmx -msoft-float -m64 -Iinclude
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LDFLAGS := -nostdlib -static -z max-page-size=0x1000 -T linker.ld
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C_SOURCES := $(wildcard arch/x86_64/*.c kernel/*.c runtime/*.c mm/*.c core/*.c crypto/*.c pckc/*.c utrw/*.c drr/*.c dkm/*.c test/*.c)
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S_SOURCES := $(wildcard arch/x86_64/*.S)
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OBJECTS := $(C_SOURCES:.c=.o) $(S_SOURCES:.S=.o)
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.PHONY: all clean
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all: $(OUT)
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$(OUT): $(OBJECTS) linker.ld
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@if not exist "$(ROOT)\SYSTEM\boot" mkdir "$(ROOT)\SYSTEM\boot"
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$(LD) $(LDFLAGS) -o $@ $(OBJECTS)
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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%.o: %.S
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$(CC) $(ASFLAGS) -c $< -o $@
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clean:
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powershell -NoProfile -Command "Get-ChildItem -Path . -Recurse -Filter *.o | Remove-Item -Force; if (Test-Path '$(OUT)') { Remove-Item '$(OUT)' -Force }"
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