1
0
mirror of https://github.com/EnderIce2/Fennix.git synced 2025-07-22 12:41:42 +00:00
Files
.github
.vscode
Architecture
Core
Crash
Driver
DriverLoading
BindInput.cpp
BindInterrupt.cpp
BindPCI.cpp
BindProcess.cpp
Driver.cpp
DriverAPI.cpp
api.hpp
Interrupts
Memory
Video
CPU.cpp
Debugger.cpp
Disk.cpp
Lock.cpp
PeripheralComponentInterconnect.cpp
Power.cpp
README.md
Random.cpp
StackGuard.cpp
Symbols.cpp
SystemManagementBIOS.cpp
Time.cpp
Timer.cpp
UndefinedBehaviorSanitization.c
UniversalAsynchronousReceiverTransmitter.cpp
crashhandler.hpp
smbios.hpp
ubsan.h
Execute
FileSystem
Files
GUI
Library
Network
Profiling
Recovery
SystemCalls
Tasking
Tests
include
.gitignore
DAPI.hpp
Doxyfile
Fex.hpp
KConfig.cpp
KThread.cpp
Kernel.cpp
LICENSE
Makefile
README.md
dump.sh
kernel.h
syscalls.h
Fennix/Core/Driver/DriverLoading/BindInput.cpp
2023-01-07 20:14:44 +02:00

87 lines
3.0 KiB
C++

#include "../api.hpp"
#include <interrupts.hpp>
#include <memory.hpp>
#include <task.hpp>
#include <lock.hpp>
#include <printf.h>
#include <cwalk.h>
#include <md5.h>
#include "../../../kernel.h"
#include "../../../DAPI.hpp"
#include "../../../Fex.hpp"
namespace Driver
{
DriverCode Driver::DriverLoadBindInput(void *DrvExtHdr, uintptr_t DriverAddress, size_t Size, bool IsElf)
{
UNUSED(DrvExtHdr);
UNUSED(IsElf);
Memory::MemMgr *MemMgr = new Memory::MemMgr;
Fex *fex = (Fex *)MemMgr->RequestPages(TO_PAGES(Size));
memcpy(fex, (void *)DriverAddress, Size);
FexExtended *fexExtended = (FexExtended *)((uintptr_t)fex + EXTENDED_SECTION_ADDRESS);
debug("Driver allocated at %#lx-%#lx", fex, (uintptr_t)fex + Size);
#ifdef DEBUG
uint8_t *result = md5File((uint8_t *)fex, Size);
debug("MD5: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
result[0], result[1], result[2], result[3], result[4], result[5], result[6], result[7],
result[8], result[9], result[10], result[11], result[12], result[13], result[14], result[15]);
kfree(result);
#endif
KernelAPI *KAPI = (KernelAPI *)MemMgr->RequestPages(TO_PAGES(sizeof(KernelAPI)));
if (CallDriverEntryPoint(fex, KAPI) != DriverCode::OK)
{
delete MemMgr;
return DriverCode::DRIVER_RETURNED_ERROR;
}
debug("Starting driver %s (offset: %#lx)", fexExtended->Driver.Name, fex);
KernelCallback *KCallback = (KernelCallback *)MemMgr->RequestPages(TO_PAGES(sizeof(KernelCallback)));
switch (fexExtended->Driver.Type)
{
case FexDriverType::FexDriverType_Input:
{
fixme("Input driver: %s", fexExtended->Driver.Name);
KCallback->RawPtr = nullptr;
break;
KCallback->Reason = CallbackReason::ConfigurationReason;
int CallbackRet = ((int (*)(KernelCallback *))((uintptr_t)fexExtended->Driver.Callback + (uintptr_t)fex))(KCallback);
if (CallbackRet == DriverReturnCode::NOT_IMPLEMENTED)
{
delete MemMgr;
error("Driver %s is not implemented", fexExtended->Driver.Name);
break;
}
else if (CallbackRet != DriverReturnCode::OK)
{
delete MemMgr;
error("Driver %s returned error %d", fexExtended->Driver.Name, CallbackRet);
break;
}
fixme("Input driver: %s", fexExtended->Driver.Name);
DriverFile *DrvFile = new DriverFile;
DrvFile->DriverUID = this->DriverUIDs - 1;
DrvFile->Address = (void *)fex;
DrvFile->MemTrk = MemMgr;
DrvFile->InterruptHook[0] = nullptr;
Drivers.push_back(DrvFile);
break;
}
default:
{
warn("Unknown driver type: %d", fexExtended->Driver.Type);
delete MemMgr;
break;
}
}
return DriverCode::OK;
}
}