62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef XENIA_CORE_MEMORY_H_
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#define XENIA_CORE_MEMORY_H_
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#include <xenia/common.h>
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#include <xenia/core/ref.h>
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typedef struct {
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int reserved;
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} xe_memory_options_t;
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struct xe_memory;
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typedef struct xe_memory* xe_memory_ref;
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xe_memory_ref xe_memory_create(xe_memory_options_t options);
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xe_memory_ref xe_memory_retain(xe_memory_ref memory);
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void xe_memory_release(xe_memory_ref memory);
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size_t xe_memory_get_length(xe_memory_ref memory);
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uint8_t *xe_memory_addr(xe_memory_ref memory, size_t guest_addr = 0);
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void xe_memory_copy(xe_memory_ref memory,
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uint32_t dest, uint32_t src, uint32_t size);
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uint32_t xe_memory_search_aligned(xe_memory_ref memory, size_t start,
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size_t end, const uint32_t *values,
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const size_t value_count);
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// These methods slice off memory from the virtual address space, unless
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// base_address is specified in which case they place into an address in
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// memory.
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enum {
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XE_MEMORY_FLAG_64KB_PAGES = (1 << 1),
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};
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enum {
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XE_MEMORY_ACCESS_READ = (1 << 1),
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XE_MEMORY_ACCESS_WRITE = (1 << 2)
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};
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uint32_t xe_memory_heap_alloc(xe_memory_ref memory, uint32_t base_address,
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uint32_t size, uint32_t flags);
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int xe_memory_heap_free(xe_memory_ref memory, uint32_t addr, uint32_t size);
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bool xe_memory_is_valid(xe_memory_ref memory, uint32_t address);
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int xe_memory_protect(xe_memory_ref memory, uint32_t address, uint32_t size,
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uint32_t access);
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#endif // XENIA_CORE_MEMORY_H_
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