mirror of
https://github.com/EnderIce2/Fennix.git
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Merge remote-tracking branch 'Drivers/master'
This commit is contained in:
EnderIce2
83
Drivers/library/Makefile
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83
Drivers/library/Makefile
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@ -0,0 +1,83 @@
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# Config file
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include ../../Makefile.conf
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FILENAME = libkernel.so
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CC = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)gcc
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CPP = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)g++
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LD = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)ld
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AS = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)as
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AR = ../../$(COMPILER_PATH)/$(COMPILER_ARCH)ar
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S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./crt/*")
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C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./crt/*")
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CPP_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./crt/*")
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HEADERS = $(sort $(dir $(wildcard ../include/*)))
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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)
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STACK_USAGE_OBJ = $(C_SOURCES:.c=.su) $(CPP_SOURCES:.cpp=.su)
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INCLUDE_DIR = ../include
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LDFLAGS := -fPIC -fPIE -pie -nostdlib -nodefaultlibs -nolibc \
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-zmax-page-size=0x1000 -Wl,-Map libkernel.map -shared
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WARNCFLAG = -Wall -Wextra
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CFLAGS := -I$(INCLUDE_DIR) -shared
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ifeq ($(OSARCH), amd64)
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CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow \
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-mno-red-zone -mno-sse -mno-sse2 \
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-march=x86-64 -pipe -ffunction-sections \
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-msoft-float -fno-builtin
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else ifeq ($(OSARCH), i386)
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CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow \
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-mno-red-zone -mno-sse -mno-sse2 -ffunction-sections \
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-march=i386 -pipe -msoft-float -fno-builtin
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else ifeq ($(OSARCH), aarch64)
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CFLAGS += -pipe -fno-builtin -fPIC
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endif
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CRT_CFLAGS := -fPIC -fPIE -pie -mno-red-zone -std=c++20 -I../include
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ifeq ($(DEBUG), 1)
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CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
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CRT_CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
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ifeq ($(OSARCH), amd64)
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CFLAGS += -fverbose-asm
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CRT_CFLAGS += -fverbose-asm
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endif
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ifneq ($(OSARCH), aarch64)
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CFLAGS += -fstack-check
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CRT_CFLAGS += -fstack-check
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endif
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LDFLAGS += -ggdb3 -O0
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endif
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build: $(FILENAME)
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$(CPP) $(CRT_CFLAGS) -c crt/crt0.cpp -o dcrt0.o
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mv dcrt0.o ../out/dcrt0.o
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$(FILENAME): $(OBJ)
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$(info Linking $@)
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$(CC) $(LDFLAGS) $(OBJ) -o ../out/$(FILENAME)
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%.o: %.c $(HEADERS)
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$(info Compiling $<)
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$(CC) $(CFLAGS) $(WARNCFLAG) -std=c17 -c $< -o $@
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%.o: %.cpp $(HEADERS)
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$(info Compiling $<)
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$(CPP) $(CFLAGS) $(WARNCFLAG) -std=c++20 -fexceptions -c $< -o $@
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%.o: %.S
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$(info Compiling $<)
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$(AS) -o $@ $<
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clean:
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rm -f libkernel.map $(OBJ) $(FILENAME) $(STACK_USAGE_OBJ) dcrt0.su
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94
Drivers/library/base.cpp
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94
Drivers/library/base.cpp
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/*
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This file is part of Fennix Drivers.
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Fennix Drivers is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Drivers is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Drivers. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <base.h>
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#include <driver.h>
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#include <errno.h>
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#include <fs.h>
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extern "C" dev_t DriverID;
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#define KernelFunction(Name) \
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extern "C" __attribute__((naked, used)) long \
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__##Name(dev_t, long, long, long, \
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long, long, long) { return 0; }
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void *operator new(__SIZE_TYPE__) { return (void *)1; }
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void *operator new[](__SIZE_TYPE__) { return (void *)1; }
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void operator delete(void *) {}
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void operator delete[](void *) {}
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void operator delete(void *, __SIZE_TYPE__) {}
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void operator delete[](void *, __SIZE_TYPE__) {}
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KernelFunction(KernelPrint);
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KernelFunction(KernelLog);
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KernelFunction(RegisterInterruptHandler);
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KernelFunction(OverrideInterruptHandler);
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KernelFunction(UnregisterInterruptHandler);
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KernelFunction(UnregisterAllInterruptHandlers);
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KernelFunction(AllocateMemory);
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KernelFunction(FreeMemory);
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KernelFunction(AppendMapFlag);
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KernelFunction(RemoveMapFlag);
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KernelFunction(MapPages);
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KernelFunction(UnmapPages);
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KernelFunction(MemoryCopy);
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KernelFunction(MemorySet);
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KernelFunction(MemoryMove);
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KernelFunction(StringLength);
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KernelFunction(strstr);
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KernelFunction(EnterCriticalSection);
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KernelFunction(LeaveCriticalSection);
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KernelFunction(CreateKernelProcess);
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KernelFunction(CreateKernelThread);
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KernelFunction(GetCurrentProcess);
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KernelFunction(KillProcess);
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KernelFunction(KillThread);
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KernelFunction(Yield);
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KernelFunction(Sleep);
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KernelFunction(RegisterFileSystem);
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KernelFunction(UnregisterFileSystem);
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KernelFunction(PIC_EOI);
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KernelFunction(IRQ_MASK);
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KernelFunction(IRQ_UNMASK);
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KernelFunction(PS2Wait);
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KernelFunction(PS2WriteCommand);
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KernelFunction(PS2WriteData);
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KernelFunction(PS2ReadData);
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KernelFunction(PS2ReadStatus);
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KernelFunction(PS2ReadAfterACK);
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KernelFunction(PS2ClearOutputBuffer);
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KernelFunction(PS2ACKTimeout);
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KernelFunction(RegisterDevice);
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KernelFunction(UnregisterDevice);
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KernelFunction(ReportInputEvent);
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KernelFunction(InitializePCI);
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KernelFunction(GetPCIDevices);
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KernelFunction(GetBAR);
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KernelFunction(iLine);
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KernelFunction(iPin);
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144
Drivers/library/crt/crt0.cpp
Normal file
144
Drivers/library/crt/crt0.cpp
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@ -0,0 +1,144 @@
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/*
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This file is part of Fennix Drivers.
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Fennix Drivers is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Drivers is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Drivers. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <driver.h>
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#include <errno.h>
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dev_t DriverID = -1;
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extern "C" int DriverEntry();
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extern "C" int DriverFinal();
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extern "C" int DriverPanic();
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extern "C" int DriverProbe();
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typedef void (*CallPtr)(void);
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extern "C" CallPtr __init_array_start[0], __init_array_end[0];
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extern "C" CallPtr __fini_array_start[0], __fini_array_end[0];
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extern "C" int _start(dev_t id)
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{
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DriverID = id;
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for (CallPtr *func = __init_array_start; func != __init_array_end; func++)
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(*func)();
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return 0;
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}
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extern "C" int _final()
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{
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int err = DriverFinal();
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for (CallPtr *func = __fini_array_start; func != __fini_array_end; func++)
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(*func)();
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return err;
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}
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/* ---------------------------------------------------------- */
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#define KCALL extern "C" __attribute__((used))
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#define KernelFunction(Name) \
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KCALL long __##Name(dev_t id, \
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long arg0 = 0, long arg1 = 0, long arg2 = 0, \
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long arg3 = 0, long arg4 = 0, long arg5 = 0);
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#define DefineFunction(ReturnType, Name, ...) \
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KernelFunction(Name); \
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KCALL ReturnType Name(__VA_ARGS__)
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#define DefineWrapper(Name) \
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KernelFunction(Name); \
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KCALL long Name(long arg0, long arg1, long arg2, long arg3, long arg4, long arg5) \
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{ \
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return __##Name(DriverID, arg0, arg1, arg2, arg3, arg4, arg5); \
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}
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DefineFunction(void, KernelPrint, const char *format, ...)
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{
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__builtin_va_list args;
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__builtin_va_start(args, format);
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__KernelPrint(DriverID, (long)format, (long)args);
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__builtin_va_end(args);
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}
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DefineFunction(void, KernelLog, const char *format, ...)
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{
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__builtin_va_list args;
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__builtin_va_start(args, format);
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__KernelLog(DriverID, (long)format, (long)args);
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__builtin_va_end(args);
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}
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DefineWrapper(RegisterInterruptHandler);
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DefineWrapper(OverrideInterruptHandler);
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DefineWrapper(UnregisterInterruptHandler);
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DefineWrapper(UnregisterAllInterruptHandlers);
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DefineWrapper(AllocateMemory);
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DefineWrapper(FreeMemory);
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DefineWrapper(AppendMapFlag);
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DefineWrapper(RemoveMapFlag);
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DefineWrapper(MapPages);
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DefineWrapper(UnmapPages);
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DefineWrapper(MemoryCopy);
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DefineWrapper(MemorySet);
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DefineWrapper(MemoryMove);
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DefineWrapper(StringLength);
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wbuiltin-declaration-mismatch"
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DefineWrapper(strstr);
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#pragma GCC diagnostic pop
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DefineWrapper(EnterCriticalSection);
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DefineWrapper(LeaveCriticalSection);
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DefineWrapper(CreateKernelProcess);
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DefineWrapper(CreateKernelThread);
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DefineWrapper(GetCurrentProcess);
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DefineWrapper(KillProcess);
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DefineWrapper(KillThread);
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DefineWrapper(Yield);
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DefineWrapper(Sleep);
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DefineWrapper(RegisterFileSystem);
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DefineWrapper(UnregisterFileSystem);
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DefineWrapper(PIC_EOI);
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DefineWrapper(IRQ_MASK);
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DefineWrapper(IRQ_UNMASK);
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DefineWrapper(PS2Wait);
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DefineWrapper(PS2WriteCommand);
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DefineWrapper(PS2WriteData);
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DefineWrapper(PS2ReadData);
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DefineWrapper(PS2ReadStatus);
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DefineWrapper(PS2ReadAfterACK);
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DefineWrapper(PS2ClearOutputBuffer);
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DefineWrapper(PS2ACKTimeout);
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DefineWrapper(RegisterDevice);
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DefineWrapper(UnregisterDevice);
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DefineWrapper(ReportInputEvent);
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DefineWrapper(InitializePCI);
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DefineWrapper(GetPCIDevices);
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DefineWrapper(GetBAR);
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DefineWrapper(iLine);
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DefineWrapper(iPin);
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