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Added ATA driver stub

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This commit is contained in:
Alex 2022-11-05 07:59:11 +02:00
parent d87db9f463
commit 712899858f
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
3 changed files with 224 additions and 0 deletions
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82
Disk/ATA/ATA.cpp Normal file
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#include <netools.h>
#include <pci.h>
#include <io.h>
#include "../../../Kernel/DAPI.hpp"
#include "../../../Kernel/Fex.hpp"
extern "C" int DriverEntry(void *Data);
int CallbackHandler(KernelCallback *Data);
HEAD(FexFormatType_Driver, FexOSType_Fennix, DriverEntry);
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
__attribute__((section(".extended"))) FexExtended ExtendedHeader = {
.Driver = {
.Name = "ATA",
.Type = FexDriverType_Storage,
.Callback = CallbackHandler,
.Bind = {
.Type = BIND_INTERRUPT,
.Interrupt = {
.Vector = {0xE, 0xF}, // IRQ14, IRQ15
}}}};
KernelAPI *KAPI;
/* --------------------------------------------------------------------------------------------------------- */
int DriverEntry(void *Data)
{
if (!Data)
return INVALID_KERNEL_API;
KAPI = (KernelAPI *)Data;
if (KAPI->Version.Major < 0 || KAPI->Version.Minor < 0 || KAPI->Version.Patch < 0)
return KERNEL_API_VERSION_NOT_SUPPORTED;
return OK;
}
int CallbackHandler(KernelCallback *Data)
{
switch (Data->Reason)
{
case AcknowledgeReason:
{
KAPI->Util.DebugPrint(((char *)"Kernel acknowledged the driver." + KAPI->Info.Offset), KAPI->Info.DriverUID);
break;
}
case ConfigurationReason:
{
KAPI->Util.DebugPrint(((char *)"Kernel received configuration data." + KAPI->Info.Offset), KAPI->Info.DriverUID);
break;
}
case FetchReason:
{
break;
}
case InterruptReason:
{
if (Data->InterruptInfo.Vector == 0xE)
{
KAPI->Util.DebugPrint(((char *)"IRQ14" + KAPI->Info.Offset), KAPI->Info.DriverUID);
}
else if (Data->InterruptInfo.Vector == 0xF)
{
KAPI->Util.DebugPrint(((char *)"IRQ15" + KAPI->Info.Offset), KAPI->Info.DriverUID);
}
break;
}
case SendReason:
case ReceiveReason:
{
break;
}
default:
{
KAPI->Util.DebugPrint(((char *)"Unknown reason." + KAPI->Info.Offset), KAPI->Info.DriverUID);
break;
}
}
return OK;
}

100
Disk/ATA/Makefile Normal file
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# Config file
include ../../../Makefile.conf
FILENAME = ata.fex
CC = ../../../$(COMPILER_PATH)/$(COMPILER_ARCH)gcc
CPP = ../../../$(COMPILER_PATH)/$(COMPILER_ARCH)g++
LD = ../../../$(COMPILER_PATH)/$(COMPILER_ARCH)ld
AS = ../../../$(COMPILER_PATH)/$(COMPILER_ARCH)as
OBJDUMP = ../../../$(COMPILER_PATH)/$(COMPILER_ARCH)objdump
GIT_COMMIT = $(shell git rev-parse HEAD)
GIT_COMMIT_SHORT = $(shell git rev-parse --short HEAD)
ifeq ($(OSARCH), amd64)
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)
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)
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) $(BMP_SOURCES:.bmp=.o)
INCLUDE_DIR = ../../include
LDFLAGS := \
-fPIC -fno-pie \
-Wl,-static,--no-dynamic-linker,-ztext \
-nostdlib -nodefaultlibs -nolibc \
-zmax-page-size=0x1000 \
-Wl,-Map file.map -shared
WARNCFLAG = -Wall -Wextra
CFLAGS := \
-I$(INCLUDE_DIR) \
-DGIT_COMMIT='"$(GIT_COMMIT)"' \
-DGIT_COMMIT_SHORT='"$(GIT_COMMIT_SHORT)"'
ifeq ($(OSARCH), amd64)
CFLAGS += -fPIC -fno-pie -mno-80387 -mno-mmx -mno-3dnow \
-mno-red-zone -mno-sse -mno-sse2 \
-march=x86-64 -pipe -ffunction-sections \
-mcmodel=kernel -msoft-float -fno-builtin
LDFLAGS += -Tarch/amd64/linker.ld
else ifeq ($(OSARCH), i686)
CFLAGS += -fPIC -fno-pie -mno-80387 -mno-mmx -mno-3dnow \
-mno-red-zone -mno-sse -mno-sse2 -ffunction-sections \
-march=i686 -pipe -msoft-float -fno-builtin
LDFLAGS += -Tarch/i686/linker.ld
else ifeq ($(OSARCH), aarch64)
CFLAGS += -pipe -fno-builtin -fPIC
LDFLAGS += -Tarch/aarch64/linker.ld
endif
build: $(FILENAME)
ifeq ($(OSARCH), amd64)
$(OBJDUMP) -b binary -D -m i386:x86-64 -d $(FILENAME) > file_dump.map
else ifeq ($(OSARCH), i686)
else ifeq ($(OSARCH), aarch64)
endif
mv $(FILENAME) ../../out/$(FILENAME)
$(FILENAME): $(OBJ)
$(CC) $(LDFLAGS) $(OBJ) -o $@
%.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 $@ -fno-rtti
%.o: %.S
$(info Compiling $<)
ifeq ($(OSARCH), amd64)
$(AS) -o $@ $<
else ifeq ($(OSARCH), i686)
$(AS) -o $@ $<
else ifeq ($(OSARCH), aarch64)
$(AS) -o $@ $<
endif
clean:
rm -f *.o file.map file_dump.map $(OBJ)

42
Disk/ATA/arch/amd64/linker.ld Normal file
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/* EXPERIMENTAL */
OUTPUT_FORMAT(binary)
OUTPUT_ARCH(i386:x86-64)
ENTRY(DriverEntry)
SECTIONS
{
.header :
{
*(.header .header.*)
*(.extended .extended.*)
}
.text :
{
*(.text .text.*)
}
.data :
{
*(.data .data.*)
}
.rodata :
{
*(.rodata .rodata.*)
}
.bss :
{
*(COMMON)
*(.bss .bss.*)
}
/DISCARD/ :
{
*(.eh_frame)
*(.note .note.*)
}
}