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Alex
2022-10-08 04:33:53 +03:00
parent 6d5f7e9372
commit 8652d781ce
53 changed files with 7413 additions and 10 deletions
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155
Makefile
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@ -1,5 +1,156 @@
prepare:
# Config file
include ../Makefile.conf
build:
KERNEL_FILENAME = kernel.fsys
CC = ../$(COMPILER_PATH)/$(COMPILER_ARCH)gcc
CPP = ../$(COMPILER_PATH)/$(COMPILER_ARCH)g++
LD = ../$(COMPILER_PATH)/$(COMPILER_ARCH)ld
AS = ../$(COMPILER_PATH)/$(COMPILER_ARCH)as
NM = ../$(COMPILER_PATH)/$(COMPILER_ARCH)nm
OBJCOPY = ../$(COMPILER_PATH)/$(COMPILER_ARCH)objcopy
OBJDUMP = ../$(COMPILER_PATH)/$(COMPILER_ARCH)objdump
GDB = ../$(COMPILER_PATH)/$(COMPILER_ARCH)gdb
NASM = /usr/bin/nasm
GIT_COMMIT = $(shell git rev-parse HEAD)
GIT_COMMIT_SHORT = $(shell git rev-parse --short HEAD)
BMP_SOURCES = $(shell find ./ -type f -name '*.bmp')
PSF_SOURCES = $(shell find ./ -type f -name '*.psf')
ifeq ($(OSARCH), amd64)
ASM_SOURCES = $(shell find ./ -type f -name '*.asm' -not -path "./arch/i686/*" -not -path "./arch/aarch64/*")
S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./arch/i686/*" -not -path "./arch/aarch64/*")
C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./arch/i686/*" -not -path "./arch/aarch64/*")
CPP_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./arch/i686/*" -not -path "./arch/aarch64/*")
else ifeq ($(OSARCH), i686)
ASM_SOURCES = $(shell find ./ -type f -name '*.asm' -not -path "./arch/amd64/*" -not -path "./arch/aarch64/*")
S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./arch/amd64/*" -not -path "./arch/aarch64/*")
C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./arch/amd64/*" -not -path "./arch/aarch64/*")
CPP_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./arch/amd64/*" -not -path "./arch/aarch64/*")
else ifeq ($(OSARCH), aarch64)
ASM_SOURCES = $(shell find ./ -type f -name '*.asm' -not -path "./arch/amd64/*" -not -path "./arch/i686/*")
S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./arch/amd64/*" -not -path "./arch/i686/*")
C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./arch/amd64/*" -not -path "./arch/i686/*")
CPP_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./arch/amd64/*" -not -path "./arch/i686/*")
endif
HEADERS = $(sort $(dir $(wildcard ./include/*)))
OBJ = $(C_SOURCES:.c=.o) $(CPP_SOURCES:.cpp=.o) $(ASM_SOURCES:.asm=.o) $(S_SOURCES:.S=.o) $(PSF_SOURCES:.psf=.o) $(BMP_SOURCES:.bmp=.o)
INCLUDE_DIR = ./include
LDFLAGS := -Wl,-Map kernel.map -shared -nostdlib -nodefaultlibs -nolibc
# Disable all warnings by adding "-w" in WARNCFLAG and if you want to treat the warnings as errors, add "-Werror"
WARNCFLAG = -Wall -Wextra
# https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html
CFLAGS := \
-I$(INCLUDE_DIR) \
-DKERNEL_NAME='"$(OSNAME)"' \
-DKERNEL_VERSION='"$(KERNEL_VERSION)"' \
-DGIT_COMMIT='"$(GIT_COMMIT)"' \
-DGIT_COMMIT_SHORT='"$(GIT_COMMIT_SHORT)"'
ifeq ($(OSARCH), amd64)
CFLAGS += -fno-pic -fno-pie -mno-80387 -mno-mmx -mno-3dnow \
-mno-red-zone -mno-sse -mno-sse2 \
-march=x86-64 -pipe \
-mcmodel=kernel -msoft-float -fno-builtin
CFLAG_STACK_PROTECTOR := -fstack-protector-all
LDFLAGS += -Tarch/amd64/linker.ld \
-fno-pic -fno-pie \
-Wl,-static,--no-dynamic-linker,-ztext \
-nostdlib -nodefaultlibs -nolibc \
-zmax-page-size=0x1000 \
-Wl,-Map kernel.map -shared
else ifeq ($(OSARCH), i686)
CFLAGS += -fno-pic -fno-pie -mno-80387 -mno-mmx -mno-3dnow \
-mno-red-zone -mno-sse -mno-sse2 \
-march=i686 -pipe -msoft-float -fno-builtin
CFLAG_STACK_PROTECTOR := -fstack-protector-all
LDFLAGS += -Tarch/i686/linker.ld \
-fno-pic -fno-pie \
-Wl,-static,--no-dynamic-linker,-ztext \
-nostdlib -nodefaultlibs -nolibc \
-zmax-page-size=0x1000 \
-Wl,-Map kernel.map -shared
else ifeq ($(OSARCH), aarch64)
CFLAGS += -pipe -fno-builtin -fPIC -mgeneral-regs-only
CFLAG_STACK_PROTECTOR := -fstack-protector-all
LDFLAGS += -Tarch/aarch64/linker.ld -fPIC
endif
ifeq ($(DEBUG), 1)
CFLAGS += -DDEBUG -ggdb -O0 -fdiagnostics-color=always
LDFLAGS += -ggdb -O0 -g
NASMFLAGS += -F dwarf -g
WARNCFLAG += -Wno-unused-function -Wno-maybe-uninitialized -Wno-builtin-declaration-mismatch -Wno-unknown-pragmas -Wno-unused-parameter -Wno-unused-variable
ifeq ($(TESTING), 1)
CFLAGS += -DTESTING
endif
endif
default:
$(error Please specify a target)
# TODO: complete this
prepare:
$(info Nothing to prepare)
build: $(KERNEL_FILENAME)
$(OBJDUMP) -D -d $(KERNEL_FILENAME) > kernel_dump.map
$(KERNEL_FILENAME): $(OBJ)
$(CC) $(LDFLAGS) $(OBJ) -o $@
%.o: %.c $(HEADERS)
$(info Compiling $<)
$(CC) $(CFLAGS) $(CFLAG_STACK_PROTECTOR) $(WARNCFLAG) -std=c17 -c $< -o $@
# https://gcc.gnu.org/projects/cxx-status.html
%.o: %.cpp $(HEADERS)
$(info Compiling $<)
$(CPP) $(CFLAGS) $(CFLAG_STACK_PROTECTOR) $(WARNCFLAG) -std=c++20 -fexceptions -c $< -o $@ -fno-rtti
%.o: %.asm
$(info Compiling $<)
$(NASM) $< $(NASMFLAGS) -o $@
%.o: %.S
$(info Compiling $<)
ifeq ($(OSARCH), amd64)
$(AS) -c $< -o $@
else ifeq ($(OSARCH), i686)
$(AS) -c $< -o $@
else ifeq ($(OSARCH), aarch64)
$(AS) -c $< -o $@
endif
%.o: %.psf
ifeq ($(OSARCH), amd64)
$(OBJCOPY) -O elf64-x86-64 -I binary $< $@
else ifeq ($(OSARCH), i686)
$(OBJCOPY) -O elf32-i386 -I binary $< $@
else ifeq ($(OSARCH), aarch64)
$(OBJCOPY) -O elf64-bigaarch64 -I binary $< $@
endif
$(NM) $@
%.o: %.bmp
ifeq ($(OSARCH), amd64)
$(OBJCOPY) -O elf64-x86-64 -I binary $< $@
else ifeq ($(OSARCH), i686)
$(OBJCOPY) -O elf32-i386 -I binary $< $@
else ifeq ($(OSARCH), aarch64)
$(OBJCOPY) -O elf64-bigaarch64 -I binary $< $@
endif
$(NM) $@
clean:
rm -f *.bin *.o *.elf *.sym kernel.map kernel_dump.map initrd.tar.gz $(OBJ) $(KERNEL_FILENAME)