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(kind of) finished the paging setup. We'll see...

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This commit is contained in:
Patrick
2024-01-26 18:03:23 +01:00
parent 836d589c9b
commit 9c70cfa846
4 changed files with 133 additions and 94 deletions
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10
targets/_any/include/os/memory.hpp
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@@ -51,7 +51,7 @@ struct MemoryRange
}
};
void setupPaging(std::span<const MemoryRange> memoryRanges) noexcept;
[[nodiscard]] bool setupPaging(std::span<const MemoryRange> memoryRanges) noexcept;
[[nodiscard]] const char* memoryTypeName(MemoryType type) noexcept;
[[nodiscard]] void* allocatePages(unsigned numConsecutive) noexcept;
@@ -67,6 +67,14 @@ inline void identityMapRegion(void* start, std::size_t bytes) noexcept
std::uint64_t lastPage = std::bit_cast<std::uint64_t>(static_cast<std::uint8_t*>(start) + bytes) / 4096 + 1;
setupIdentityPaging(firstPage, lastPage);
}
template<typename T = void>
inline T* pageToPointer(std::uint64_t page) noexcept
{
return std::bit_cast<T*>(page << 12);
}
}
void __ba_initInitialHeap() noexcept;
#endif // !defined(BAD_APPLE_OS_OS_MEMORY_HPP_INCLUDED)