/[gxemul]/trunk/src/include/cpu_sh.h
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 14 by dpavlin, Mon Oct 8 16:18:51 2007 UTC revision 20 by dpavlin, Mon Oct 8 16:19:23 2007 UTC
# Line 28  Line 28 
28   *  SUCH DAMAGE.   *  SUCH DAMAGE.
29   *   *
30   *   *
31   *  $Id: cpu_sh.h,v 1.4 2005/09/04 13:06:11 debug Exp $   *  $Id: cpu_sh.h,v 1.10 2005/11/16 21:15:19 debug Exp $
32   */   */
33    
34  #include "misc.h"  #include "misc.h"
# Line 53  struct sh_instr_call { Line 53  struct sh_instr_call {
53    
54  /*  Translation cache struct for each physical page:  */  /*  Translation cache struct for each physical page:  */
55  struct sh_tc_physpage {  struct sh_tc_physpage {
56            struct sh_instr_call ics[SH_IC_ENTRIES_PER_PAGE + 1];
57          uint32_t        next_ofs;       /*  or 0 for end of chain  */          uint32_t        next_ofs;       /*  or 0 for end of chain  */
         uint64_t        physaddr;  
58          int             flags;          int             flags;
59          struct sh_instr_call ics[SH_IC_ENTRIES_PER_PAGE + 1];          uint64_t        physaddr;
60  };  };
61    
62  #define SH_N_VPH_ENTRIES                1048576  #define SH_N_VPH_ENTRIES                1048576
63    
64  #define SH_MAX_VPH_TLB_ENTRIES          256  #define SH_MAX_VPH_TLB_ENTRIES          256
65  struct sh_vpg_tlb_entry {  struct sh_vpg_tlb_entry {
66          int             valid;          uint8_t         valid;
67          int             writeflag;          uint8_t         writeflag;
68          int64_t         timestamp;          int64_t         timestamp;
         unsigned char   *host_page;  
69          uint64_t        vaddr_page;          uint64_t        vaddr_page;
70          uint64_t        paddr_page;          uint64_t        paddr_page;
71            unsigned char   *host_page;
72  };  };
73    
74  struct sh_cpu {  struct sh_cpu {
# Line 89  struct sh_cpu { Line 89  struct sh_cpu {
89          struct sh_instr_call    *cur_ic_page;          struct sh_instr_call    *cur_ic_page;
90          struct sh_instr_call    *next_ic;          struct sh_instr_call    *next_ic;
91    
92            void                    (*combination_check)(struct cpu *,
93                                        struct sh_instr_call *, int low_addr);
94    
95          /*          /*
96           *  Virtual -> physical -> host address translation:           *  Virtual -> physical -> host address translation:
# Line 99  struct sh_cpu { Line 101  struct sh_cpu {
101           */           */
102    
103          struct sh_vpg_tlb_entry  vph_tlb_entry[SH_MAX_VPH_TLB_ENTRIES];          struct sh_vpg_tlb_entry  vph_tlb_entry[SH_MAX_VPH_TLB_ENTRIES];
104          unsigned char               *host_load[SH_N_VPH_ENTRIES];          unsigned char            *host_load[SH_N_VPH_ENTRIES];
105          unsigned char               *host_store[SH_N_VPH_ENTRIES];          unsigned char            *host_store[SH_N_VPH_ENTRIES];
106          uint32_t                    phys_addr[SH_N_VPH_ENTRIES];          uint32_t                 phys_addr[SH_N_VPH_ENTRIES];
107          struct sh_tc_physpage    *phys_page[SH_N_VPH_ENTRIES];          struct sh_tc_physpage    *phys_page[SH_N_VPH_ENTRIES];
108    
109            uint32_t                 phystranslation[SH_N_VPH_ENTRIES/32];
110            uint8_t                  vaddr_to_tlbindex[SH_N_VPH_ENTRIES];
111  };  };
112    
113    
114  /*  cpu_sh.c:  */  /*  cpu_sh.c:  */
115  void sh_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,  void sh_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,
116          unsigned char *host_page, int writeflag, uint64_t paddr_page);          unsigned char *host_page, int writeflag, uint64_t paddr_page);
117  void sh_invalidate_translation_caches_paddr(struct cpu *cpu, uint64_t, int);  void sh_invalidate_translation_caches(struct cpu *cpu, uint64_t, int);
118  void sh_invalidate_code_translation(struct cpu *cpu, uint64_t, int);  void sh_invalidate_code_translation(struct cpu *cpu, uint64_t, int);
119  void sh32_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,  void sh32_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,
120          unsigned char *host_page, int writeflag, uint64_t paddr_page);          unsigned char *host_page, int writeflag, uint64_t paddr_page);
121  void sh32_invalidate_translation_caches_paddr(struct cpu *cpu, uint64_t, int);  void sh32_invalidate_translation_caches(struct cpu *cpu, uint64_t, int);
122  void sh32_invalidate_code_translation(struct cpu *cpu, uint64_t, int);  void sh32_invalidate_code_translation(struct cpu *cpu, uint64_t, int);
123  int sh_memory_rw(struct cpu *cpu, struct memory *mem, uint64_t vaddr,  int sh_memory_rw(struct cpu *cpu, struct memory *mem, uint64_t vaddr,
124          unsigned char *data, size_t len, int writeflag, int cache_flags);          unsigned char *data, size_t len, int writeflag, int cache_flags);
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