Fennix/Kernel
1
0
Fork 0
mirror of https://github.com/Fennix-Project/Kernel.git synced 2025-07-11 15:29:18 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Optimize memory usage

Browse Source
This commit is contained in:
Alex
2023-04-11 12:06:32 +03:00
parent c563bb395e
commit 411b468f71
10 changed files with 71 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
Core/Crash/CrashHandler.cpp
View File

@ -836,9 +836,12 @@ namespace CrashHandler
CPUData *data = GetCurrentCPU();
if (data)
{
if (!data->CurrentThread->Security.IsCritical)
if (data->CurrentThread)
{
fixme("Exception in non-critical thread (kernel mode)");
if (!data->CurrentThread->Security.IsCritical)
{
fixme("Exception in non-critical thread (kernel mode)");
}
}
}

6
Core/Disk.cpp
View File

@ -30,7 +30,7 @@ namespace Disk
{
KernelCallback callback{};
callback.Reason = FetchReason;
DriverManager->IOCB(DriverUID, (void *)&callback);
DriverManager->IOCB(DriverUID, &callback);
this->AvailablePorts = callback.DiskCallback.Fetch.Ports;
this->BytesPerSector = callback.DiskCallback.Fetch.BytesPerSector;
debug("AvailablePorts:%ld BytesPerSector:%ld", this->AvailablePorts, this->BytesPerSector);
@ -57,7 +57,7 @@ namespace Disk
.Buffer = RWBuffer,
.Write = false,
};
DriverManager->IOCB(DriverUID, (void *)&callback);
DriverManager->IOCB(DriverUID, &callback);
memcpy(&drive.Table, RWBuffer, sizeof(PartitionTable));
/*
@ -80,7 +80,7 @@ namespace Disk
.Buffer = RWBuffer,
.Write = false,
};
DriverManager->IOCB(DriverUID, (void *)&callback);
DriverManager->IOCB(DriverUID, &callback);
for (uint32_t e = 0; e < Entries; e++)
{

43
Core/Driver/Driver.cpp
View File

@ -48,74 +48,78 @@ namespace Driver
void Driver::Panic()
{
#ifdef DEBUG
size_t DriversNum = Drivers.size();
debug("%ld drivers loaded, [DUIDs: %ld]", DriversNum, DriverUIDs);
debug("driver size %ld", DriversNum);
for (size_t i = 0; i < DriversNum; i++)
#endif
foreach (auto drv in Drivers)
{
DriverFile drv = Drivers[i];
KernelCallback callback;
KernelCallback callback{};
callback.Reason = StopReason;
debug("Removing interrupt hook for %ld [%#lx]", drv.DriverUID, drv.Address);
DriverManager->IOCB(drv.DriverUID, (void *)&callback);
DriverManager->IOCB(drv.DriverUID, &callback);
for (size_t j = 0; j < sizeof(drv.InterruptHook) / sizeof(drv.InterruptHook[0]); j++)
{
if (!drv.InterruptHook[j])
continue;
delete drv.InterruptHook[j], drv.InterruptHook[j] = nullptr;
drv.InterruptHook[j]->Disable();
debug("Interrupt hook %#lx disabled", drv.InterruptHook[j]);
}
}
}
void Driver::UnloadAllDrivers()
{
#ifdef DEBUG
size_t DriversNum = Drivers.size();
debug("%ld drivers loaded, [DUIDs: %ld]", DriversNum, DriverUIDs);
debug("driver size %ld", DriversNum);
for (size_t i = 0; i < DriversNum; i++)
#endif
foreach (auto drv in Drivers)
{
DriverFile drv = Drivers[i];
KernelCallback callback;
KernelCallback callback{};
callback.Reason = StopReason;
debug("Stopping & unloading driver %ld [%#lx]", drv.DriverUID, drv.Address);
DriverManager->IOCB(drv.DriverUID, (void *)&callback);
DriverManager->IOCB(drv.DriverUID, &callback);
for (size_t j = 0; j < sizeof(drv.InterruptHook) / sizeof(drv.InterruptHook[0]); j++)
{
if (!drv.InterruptHook[j])
break;
continue;
debug("Interrupt hook %#lx", drv.InterruptHook[j]);
delete drv.InterruptHook[j], drv.InterruptHook[j] = nullptr;
}
if (drv.MemTrk)
delete drv.MemTrk, drv.MemTrk = nullptr;
Drivers.remove(i);
Drivers.remove(drv);
}
}
bool Driver::UnloadDriver(unsigned long DUID)
{
debug("Searching for driver %ld", DUID);
for (size_t i = 0; i < Drivers.size(); i++)
foreach (auto drv in Drivers)
{
DriverFile drv = Drivers[i];
if (drv.DriverUID == DUID)
{
KernelCallback callback;
KernelCallback callback{};
callback.Reason = StopReason;
debug("Stopping and unloading driver %ld [%#lx]", drv.DriverUID, drv.Address);
this->IOCB(drv.DriverUID, (void *)&callback);
this->IOCB(drv.DriverUID, &callback);
for (size_t j = 0; j < sizeof(drv.InterruptHook) / sizeof(drv.InterruptHook[0]); j++)
{
if (!drv.InterruptHook[j])
break;
continue;
debug("Interrupt hook %#lx", drv.InterruptHook[j]);
delete drv.InterruptHook[j], drv.InterruptHook[j] = nullptr;
}
delete drv.MemTrk, drv.MemTrk = nullptr;
Drivers.remove(i);
Drivers.remove(drv);
return true;
}
}
@ -274,6 +278,9 @@ namespace Driver
#endif
{
SmartLock(DriverInterruptLock); /* Lock in case of multiple interrupts firing at the same time */
if (!this->Enabled)
return;
if (!Handle.InterruptCallback)
{
#if defined(a86)