33 lines
921 B
C++
33 lines
921 B
C++
#pragma once
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#include <stdint.h>
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class MappedMemoryRegion {
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public:
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// FIXME: Introduce optional type to contain error or.
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static MappedMemoryRegion DirectPhysical(uint64_t phys_addr, uint64_t size);
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static MappedMemoryRegion ContiguousPhysical(uint64_t size);
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static MappedMemoryRegion Default(uint64_t size);
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MappedMemoryRegion() {}
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// TODO: Disallow copy before doing any cleanup here.
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~MappedMemoryRegion() {}
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uint64_t paddr() { return paddr_; }
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uint64_t vaddr() { return vaddr_; }
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uint64_t size() { return size_; }
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uint64_t cap() { return vmmo_cap_; }
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operator bool() { return vmmo_cap_ != 0; }
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private:
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MappedMemoryRegion(uint64_t vmmo_cap, uint64_t paddr, uint64_t vaddr,
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uint64_t size)
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: vmmo_cap_(vmmo_cap), paddr_(paddr), vaddr_(vaddr), size_(size) {}
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uint64_t vmmo_cap_ = 0;
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uint64_t paddr_ = 0;
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uint64_t vaddr_ = 0;
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uint64_t size_ = 0;
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};
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