Subversion Repositories HelenOS

Rev

Rev 3022 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3022 Rev 4055
Line 34... Line 34...
34 
 
 34 
 
35 
#ifndef KERN_ppc32_TLB_H_
 35 
#ifndef KERN_ppc32_TLB_H_
36 
#define KERN_ppc32_TLB_H_
 36 
#define KERN_ppc32_TLB_H_
37 
 
 37 
 
38 
#include <arch/interrupt.h>
 38 
#include <arch/interrupt.h>
- 
 
 39 
#include <arch/types.h>
- 
 
 40 
#include <typedefs.h>
- 
 
 41 
 
- 
 
 42 
#define WIMG_GUARDED    0x01
- 
 
 43 
#define WIMG_COHERENT   0x02
- 
 
 44 
#define WIMG_NO_CACHE   0x04
- 
 
 45 
#define WIMG_WRITETHRU  0x08
39 
 
 46 
 
40 
typedef struct {
 47 
typedef struct {
41 
    unsigned v : 1;          /**< Valid */
 48 
    unsigned v : 1;          /**< Valid */
42 
    unsigned vsid : 24;      /**< Virtual Segment ID */
 49 
    unsigned vsid : 24;      /**< Virtual Segment ID */
43 
    unsigned h : 1;          /**< Primary/secondary hash */
 50 
    unsigned h : 1;          /**< Primary/secondary hash */
Line 49... Line 56...
49 
    unsigned wimg : 4;       /**< Access control */
 56 
    unsigned wimg : 4;       /**< Access control */
50 
    unsigned reserved1 : 1;
 57 
    unsigned reserved1 : 1;
51 
    unsigned pp : 2;         /**< Page protection */
 58 
    unsigned pp : 2;         /**< Page protection */
52 
} phte_t;
 59 
} phte_t;
53 
 
 60 
 
- 
 
 61 
typedef struct {
- 
 
 62 
    unsigned v : 1;
- 
 
 63 
    unsigned vsid : 24;
54 
extern void pht_refill(int n, istate_t *istate);
 64 
    unsigned reserved0 : 1;
- 
 
 65 
    unsigned api : 6;
- 
 
 66 
} ptehi_t;
- 
 
 67 
 
- 
 
 68 
typedef struct {
- 
 
 69 
    unsigned rpn : 20;
- 
 
 70 
    unsigned xpn : 3;
55 
extern bool pht_real_refill(int n, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
 71 
    unsigned reserved0 : 1;
- 
 
 72 
    unsigned c : 1;
- 
 
 73 
    unsigned wimg : 4;
- 
 
 74 
    unsigned x : 1;
- 
 
 75 
    unsigned pp : 2;
- 
 
 76 
} ptelo_t;
- 
 
 77 
 
56 
extern void pht_init(void);
 78 
extern void pht_init(void);
- 
 
 79 
extern void pht_refill(int n, istate_t *istate);
- 
 
 80 
extern bool pht_refill_real(int n, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
- 
 
 81 
extern void tlb_refill_real(int n, uint32_t tlbmiss, ptehi_t ptehi, ptelo_t ptelo, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
57 
 
 82 
 
58 
#endif
 83 
#endif
59 
 
 84 
 
60 
/** @}
 85 
/** @}
61 
 */
 86 
 */