Merge remote-tracking branch 'Drivers/master'

Drivers/library/Makefile

@@ -0,0 +1,83 @@
+# Config file
+include ../../Makefile.conf
+
+FILENAME = libkernel.so
+
+CC = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)gcc
+CPP = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)g++
+LD = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)ld
+AS = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)as
+AR = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)ar
+
+S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./crt/*")
+C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./crt/*")
+CPP_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./crt/*")
+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)
+STACK_USAGE_OBJ = $(C_SOURCES:.c=.su) $(CPP_SOURCES:.cpp=.su)
+INCLUDE_DIR = ../include
+
+LDFLAGS := -fPIC -fPIE -pie -nostdlib -nodefaultlibs -nolibc	\
+	-zmax-page-size=0x1000 -Wl,-Map libkernel.map -shared
+
+WARNCFLAG = -Wall -Wextra
+
+CFLAGS := -I$(INCLUDE_DIR) -shared
+
+ifeq ($(OSARCH), amd64)
+
+CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow	\
+		  -mno-red-zone -mno-sse -mno-sse2					\
+		  -march=x86-64 -pipe -ffunction-sections			\
+		  -msoft-float -fno-builtin
+
+else ifeq ($(OSARCH), i386)
+
+CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow		\
+		  -mno-red-zone -mno-sse -mno-sse2 -ffunction-sections	\
+		  -march=i386 -pipe -msoft-float -fno-builtin
+
+else ifeq ($(OSARCH), aarch64)
+
+CFLAGS += -pipe -fno-builtin -fPIC
+
+endif
+
+CRT_CFLAGS := -fPIC -fPIE -pie -mno-red-zone -std=c++20 -I../include
+
+ifeq ($(DEBUG), 1)
+	CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
+	CRT_CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
+ifeq ($(OSARCH), amd64)
+	CFLAGS += -fverbose-asm
+	CRT_CFLAGS += -fverbose-asm
+endif
+ifneq ($(OSARCH), aarch64)
+	CFLAGS += -fstack-check
+	CRT_CFLAGS += -fstack-check
+endif
+	LDFLAGS += -ggdb3 -O0
+endif
+
+build: $(FILENAME)
+	$(CPP) $(CRT_CFLAGS) -c crt/crt0.cpp -o dcrt0.o
+	mv dcrt0.o ../out/dcrt0.o
+
+$(FILENAME): $(OBJ)
+	$(info Linking $@)
+	$(CC) $(LDFLAGS) $(OBJ) -o ../out/$(FILENAME)
+
+%.o: %.c $(HEADERS)
+	$(info Compiling $<)
+	$(CC) $(CFLAGS) $(WARNCFLAG) -std=c17 -c $< -o $@
+
+%.o: %.cpp $(HEADERS)
+	$(info Compiling $<)
+	$(CPP) $(CFLAGS) $(WARNCFLAG) -std=c++20 -fexceptions -c $< -o $@
+
+%.o: %.S
+	$(info Compiling $<)
+	$(AS) -o $@ $<
+
+clean:
+	rm -f libkernel.map $(OBJ) $(FILENAME) $(STACK_USAGE_OBJ) dcrt0.su