/[gxemul]/trunk/src/include/memory.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 18 by dpavlin, Mon Oct 8 16:19:11 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: memory.h,v 1.40 2005/10/23 14:24:15 debug Exp $   *  $Id: memory.h,v 1.44 2005/11/22 16:26:38 debug Exp $
32   *   *
33   *  Memory controller related functions.   *  Memory controller related functions.
34   */   */
# Line 40  Line 40 
40    
41    
42  #define DEFAULT_RAM_IN_MB               32  #define DEFAULT_RAM_IN_MB               32
43  #define MAX_DEVICES                     24  #define MAX_DEVICES                     26
44    
45  #define DEVICE_STATE_TYPE_INT           1  #define DEVICE_STATE_TYPE_INT           1
46  #define DEVICE_STATE_TYPE_UINT64_T      2  #define DEVICE_STATE_TYPE_UINT64_T      2
# Line 75  struct memory { Line 75  struct memory {
75                              int *type, char **namep, void **data, size_t *len);                              int *type, char **namep, void **data, size_t *len);
76          unsigned char   *dev_dyntrans_data[MAX_DEVICES];          unsigned char   *dev_dyntrans_data[MAX_DEVICES];
77    
         int             dev_dyntrans_alignment;  
   
78          uint64_t        dev_dyntrans_write_low[MAX_DEVICES];          uint64_t        dev_dyntrans_write_low[MAX_DEVICES];
79          uint64_t        dev_dyntrans_write_high[MAX_DEVICES];          uint64_t        dev_dyntrans_write_high[MAX_DEVICES];
80    
81            int             dev_dyntrans_alignment;
82    
83    
84          /*          /*
85           *  NOTE/TODO: This bintrans was for MIPS only. Ugly. :-/           *  NOTE/TODO: This bintrans was for MIPS only. Ugly. :-/
# Line 114  struct memory { Line 114  struct memory {
114  #define BITS_PER_MEMBLOCK       20  #define BITS_PER_MEMBLOCK       20
115  #define MAX_BITS                40  #define MAX_BITS                40
116    
 #define MEM_READ                        0  
 #define MEM_WRITE                       1  
   
   
 #define CACHE_DATA                      0  
 #define CACHE_INSTRUCTION               1  
 #define CACHE_NONE                      2  
   
 #define CACHE_FLAGS_MASK                0x3  
   
 #define NO_EXCEPTIONS                   16  
 #define PHYSICAL                        32  
 #define NO_SEGMENTATION                 64      /*  for X86  */  
 #define MEMORY_USER_ACCESS              128     /*  for ARM, at least  */  
   
117    
118  /*  memory.c:  */  /*  memory.c:  */
119    #define MEM_PCI_LITTLE_ENDIAN   128
120  uint64_t memory_readmax64(struct cpu *cpu, unsigned char *buf, int len);  uint64_t memory_readmax64(struct cpu *cpu, unsigned char *buf, int len);
121  void memory_writemax64(struct cpu *cpu, unsigned char *buf, int len,  void memory_writemax64(struct cpu *cpu, unsigned char *buf, int len,
122          uint64_t data);          uint64_t data);
# Line 164  int translate_address_generic(struct cpu Line 150  int translate_address_generic(struct cpu
150          uint64_t *return_addr, int flags);          uint64_t *return_addr, int flags);
151    
152    
153    /*  Writeflag:  */
154    #define MEM_READ                        0
155    #define MEM_WRITE                       1
156    #define MEM_DOWNGRADE                   128
157    
158    /*  Misc. flags:  */
159    #define CACHE_DATA                      0
160    #define CACHE_INSTRUCTION               1
161    #define CACHE_NONE                      2
162    #define CACHE_FLAGS_MASK                0x3
163    #define NO_EXCEPTIONS                   16
164    #define PHYSICAL                        32
165    #define NO_SEGMENTATION                 64      /*  for X86  */
166    #define MEMORY_USER_ACCESS              128     /*  for ARM, at least  */
167    
168    /*  Dyntrans Memory flags:  */
169    #define DM_DEFAULT                              0
170    #define DM_DYNTRANS_OK                          1
171    #define DM_DYNTRANS_WRITE_OK                    2
172    #define DM_READS_HAVE_NO_SIDE_EFFECTS           4
173    #define DM_EMULATED_RAM                         8
174    
175  #define FLAG_WRITEFLAG          1  #define FLAG_WRITEFLAG          1
176  #define FLAG_NOEXCEPTIONS       2  #define FLAG_NOEXCEPTIONS       2
177  #define FLAG_INSTR              4  #define FLAG_INSTR              4
# Line 190  void memory_device_register(struct memor Line 198  void memory_device_register(struct memor
198          void *extra, int flags, unsigned char *dyntrans_data);          void *extra, int flags, unsigned char *dyntrans_data);
199  void memory_device_remove(struct memory *mem, int i);  void memory_device_remove(struct memory *mem, int i);
200    
 /*  Bit flags:  */  
 #define MEM_DEFAULT                             0  
 #define MEM_DYNTRANS_OK                         1  
 #define MEM_DYNTRANS_WRITE_OK                   2  
 #define MEM_READING_HAS_NO_SIDE_EFFECTS         4  
 #define MEM_EMULATED_RAM                        8  
   
   
201  #endif  /*  MEMORY_H  */  #endif  /*  MEMORY_H  */
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