32 lines
845 B
C
32 lines
845 B
C
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#ifndef _KERNEL_PLATFORM_ARM32_VMM_PTE_H
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#define _KERNEL_PLATFORM_ARM32_VMM_PTE_H
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#include <libkern/c_attrs.h>
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#include <libkern/types.h>
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#include <mem/bits/mmu.h>
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typedef uint32_t ptable_entity_t;
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struct PACKED page_desc {
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union {
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struct {
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unsigned int xn : 1; // Execute never. Stops execution of page.
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unsigned int one : 1; // Always one for tables
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unsigned int b : 1; // cacheable
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unsigned int c : 1; // Cacheable
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unsigned int ap1 : 2;
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unsigned int tex : 3;
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unsigned int ap2 : 1;
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unsigned int s : 1;
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unsigned int ng : 1;
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unsigned int baddr : 20;
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};
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uint32_t data;
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};
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};
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typedef struct page_desc page_desc_t;
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#define PAGE_DESC_FRAME_OFFSET 12
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#endif //_KERNEL_PLATFORM_ARM32_VMM_PTE_H
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