mirror of
https://github.com/Fennix-Project/Drivers.git
synced 2025-05-25 22:14:31 +00:00
145 lines
4.0 KiB
C++
145 lines
4.0 KiB
C++
/*
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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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