75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
#ifndef __KMEM_H__
|
|
#define __KMEM_H__
|
|
|
|
#include <inttypes.h>
|
|
|
|
#include "list.h"
|
|
|
|
#define PG_FLAG_FREE 0x00000001
|
|
|
|
|
|
#ifdef CONFIG_PLAT_AE210P
|
|
#include "ae210p_regs.h"
|
|
#define PG_MASK 0xFFFFFF00
|
|
#define PG_SHIFT 8
|
|
#define PG_SIZE (1 << PG_SHIFT) //256Byte per page
|
|
|
|
/* 48MB ~ 112MB */
|
|
#define MEM_START 0x00208000 //EDLM_BASEi+32K
|
|
#define MEM_END 0x00210000 //EDLM_BASE+64K
|
|
|
|
|
|
#elif defined( CONFIG_LATENCY_HEAP )
|
|
#define PG_MASK 0xFFFFFFC0
|
|
#define PG_SHIFT 6
|
|
#define PG_SIZE (1 << PG_SHIFT)
|
|
#define MEM_START 0x0C000
|
|
#define MEM_END 0x10000
|
|
#else
|
|
#ifdef CONFIG_PLAT_AG101P_16MB
|
|
#define PG_MASK 0xFFFFFF00
|
|
#define PG_SHIFT 8
|
|
#define PG_SIZE (1 << PG_SHIFT)
|
|
|
|
#ifdef CONFIG_SMALL_HEAP
|
|
/* 6MB ~ 7MB*/
|
|
#define MEM_START 0x00600000
|
|
#else
|
|
/* 3MB ~ 7MB*/
|
|
#define MEM_START 0x00300000
|
|
#endif
|
|
#define MEM_END 0x00700000
|
|
#else
|
|
#define PG_MASK 0xFFFFF000
|
|
#define PG_SHIFT 12
|
|
#define PG_SIZE (1 << PG_SHIFT)
|
|
|
|
/* 48MB ~ 112MB */
|
|
#define MEM_START 0x03000000
|
|
#define MEM_END 0x07000000
|
|
#endif
|
|
#endif
|
|
#define MEM_LIMIT ((MEM_END) - (MEM_START))
|
|
|
|
|
|
struct page_struct {
|
|
|
|
struct list_head lru;
|
|
uint32_t flag;
|
|
intptr_t alloc_nr;
|
|
};
|
|
|
|
extern int init_kmem(intptr_t start, intptr_t end);
|
|
|
|
extern void *alloc_pages(intptr_t pg_req_nr);
|
|
extern void *alloc_page(void);
|
|
extern void free_pages(void *addr);
|
|
|
|
extern void *kmalloc(intptr_t size);
|
|
extern void kfree(void *addr);
|
|
extern struct page_struct *addr_to_pf_des(void *addr);
|
|
|
|
extern void mem_dump_map(void);
|
|
|
|
#endif /* __KMEM_H__ */
|