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[rt-smart] kernel virtual memory management layer (#6809)

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synchronize virtual memory system works.
adding kernel virtual memory management layer for page-based MMU enabled architecture
porting libcpu MMU codes
porting lwp memory related codes
This commit is contained in:
Shell
2023-01-09 10:08:55 +08:00
committed by GitHub
parent 7f9ccd3c80
commit 7450ef6c4d
121 changed files with 5947 additions and 7041 deletions
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28
components/lwp/page.h
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@@ -11,30 +11,6 @@
#ifndef __PAGE_H__
#define __PAGE_H__
#ifdef ARCH_MM_MMU
typedef struct tag_region
{
size_t start;
size_t end;
} rt_region_t;
void rt_page_init(rt_region_t reg);
void *rt_pages_alloc(uint32_t size_bits);
void rt_page_ref_inc(void *addr, uint32_t size_bits);
int rt_page_ref_get(void *addr, uint32_t size_bits);
int rt_pages_free(void *addr, uint32_t size_bits);
void rt_pageinfo_dump(void);
size_t rt_page_bits(size_t size);
void rt_page_get_info(size_t *total_nr, size_t *free_nr);
#endif
#include <mm_page.h>
#endif /*__PAGE_H__*/