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/* -------------------------------------------
Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
------------------------------------------- */
#pragma once
#include <NewKit/Array.h>
#include <NewKit/Defines.h>
#include <NewKit/Function.h>
#include <FirmwareKit/Handover.h>
#ifdef __NE_AMD64__
#include <HALKit/AMD64/Paging.h>
#include <HALKit/AMD64/Hypervisor.h>
#include <HALKit/AMD64/Processor.h>
#elif defined(__NE_POWER64__)
#include <HALKit/POWER/Processor.h>
#elif defined(__NE_ARM64__)
#include <HALKit/ARM64/Processor.h>
#elif defined(__NE_SDK__)
#include <HALKit/ARM64/Processor.h>
#else
#error !!! unknown architecture !!!
#endif
#define kKernelMaxSystemCalls (512U)
namespace Kernel
{
inline SSizeT rt_hash_seed(const Char* seed, int mul)
{
SSizeT hash = 0;
for (SSizeT idx = 0; seed[idx] != 0; ++idx)
{
hash += seed[idx];
hash ^= mul;
}
return hash;
}
/// @brief write to mapped memory register
/// @param base the base address.
/// @param reg the register.
/// @param value the write to write on it.
template <typename DataKind>
inline Void ke_dma_write(UIntPtr base, DataKind reg, DataKind value) noexcept
{
*(volatile DataKind*)(base + reg) = value;
}
/// @brief read from mapped memory register.
/// @param base base address
/// @param reg the register.
/// @return the value inside the register.
template <typename DataKind>
inline UInt32 ke_dma_read(UIntPtr base, DataKind reg) noexcept
{
return *(volatile DataKind*)(base + reg);
}
namespace HAL
{
auto mm_is_bitmap(VoidPtr ptr) -> Bool;
}
} // namespace Kernel
typedef Kernel::Void (*rt_syscall_proc)(Kernel::VoidPtr);
struct HalSyscallEntry final
{
Kernel::Int64 fHash;
Kernel::Bool fHooked;
rt_syscall_proc fProc;
operator bool()
{
return fHooked;
}
};
inline Kernel::Array<HalSyscallEntry,
kKernelMaxSystemCalls>
kSyscalls;
inline Kernel::Array<HalSyscallEntry,
kKernelMaxSystemCalls>
kKerncalls;
EXTERN_C Kernel::HAL::StackFramePtr mp_get_current_context(Kernel::Int64 pid);
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