36 lines
916 B
C
36 lines
916 B
C
#ifndef _KERNEL_MM_PMM_H_
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#define _KERNEL_MM_PMM_H_
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#include "type.h"
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#include "lib/avl_tree.h"
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#include "lib/linked_list.h"
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#include "kernel/mm/mem.h"
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#include "kernel/ke/atomic.h"
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#include "status.h"
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//#define PMM_PAGE_ATTR_FREE_BIT 0
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//#define PMM_PAGE_ATTR_PAGED_BIT 1
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//
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//typedef struct
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//{
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// uint32_t attr;
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//} k_physical_page_attr_t;
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status_t SXAPI sx_pmm_init(pmm_info_t *info);
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status_t SXAPI mm_alloc_page(uintptr_t *out);
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status_t SXAPI mm_free_page(uintptr_t base);
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status_t SXAPI mm_query_page_attr(uintptr_t base,
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int32_t *out);
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// TODO: implement these somehow, i might just reserve the first 16MB for these
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int32_t SXAPI mm_alloc_contiguous_pages(uint64_t num_of_page,
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uintptr_t highest_p_addr,
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uintptr_t *out);
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int32_t SXAPI mm_free_contiguous_pages(uintptr_t base);
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#endif |