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#define CT_PHYSICAL 2
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#define CT_PHYSICAL 2
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/* Instruction queue */
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/* Instruction queue */
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struct iqueue_entry {
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struct iqueue_entry {
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int insn_index;
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int insn_index;
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unsigned long insn;
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uint32_t insn;
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unsigned long insn_addr;
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oraddr_t insn_addr;
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};
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};
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/* Memory regions assigned to devices */
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/* Memory regions assigned to devices */
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struct dev_memarea {
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struct dev_memarea {
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struct dev_memarea *next;
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struct dev_memarea *next;
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/*unsigned long start;
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/*unsigned long start;
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unsigned long end;*/ /* if start + size > end, this block is disabled; to enable it recalculate end addr. */
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unsigned long end;*/ /* if start + size > end, this block is disabled; to enable it recalculate end addr. */
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unsigned long addr_mask;
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oraddr_t addr_mask;
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unsigned long addr_compare;
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oraddr_t addr_compare;
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unsigned long size;
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uint32_t size;
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unsigned long size_mask; /* Address mask, calculated out of size */
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uint32_t size_mask; /* Address mask, calculated out of size */
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unsigned long granularity; /* how many bytes read/write accepts: 1/2/4 */
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unsigned int granularity; /* how many bytes read/write accepts: 1/2/4 */
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int delayr; /* Read delay */
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int delayr; /* Read delay */
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int delayw; /* Write delay */
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int delayw; /* Write delay */
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int chip_select; /* Needed by memory controller; specifies chip select number for this memory area. */
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int chip_select; /* Needed by memory controller; specifies chip
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* select number for this memory area. */
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int valid; /* This bit reflect the memory controler valid bit */
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int valid; /* This bit reflect the memory controler valid bit */
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FILE *log; /* log file if this device is to be logged, NULL otherwise */
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FILE *log; /* log file if this device is to be logged, NULL otherwise */
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unsigned long (*readfunc)(unsigned long);
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uint32_t (*readfunc)(oraddr_t);
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void (*writefunc)(unsigned long, unsigned long);
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void (*writefunc)(oraddr_t, uint32_t);
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/* private data */
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/* private data */
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unsigned long misc;
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unsigned long misc;
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};
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};
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extern struct iqueue_entry iqueue[20];
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extern struct iqueue_entry iqueue[20];
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extern struct iqueue_entry icomplet[20];
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extern struct iqueue_entry icomplet[20];
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extern unsigned long pc;
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extern oraddr_t pc;
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extern int mem_cycles; /* Number of memory cycles in during this instruction execution */
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extern int mem_cycles; /* Number of memory cycles in during this instruction execution */
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extern int cycles; /* Total number of cycles executed so far */
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extern int cycles; /* Total number of cycles executed so far */
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extern void dumpmemory(unsigned int from, unsigned int to, int disasm, int nl);
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extern void dumpmemory(oraddr_t from, oraddr_t to, int disasm, int nl);
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extern unsigned long eval_mem32(unsigned long memaddr,int*);
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extern uint32_t eval_mem32(oraddr_t memaddr,int*);
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extern unsigned short eval_mem16(unsigned long memaddr,int*);
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extern uint16_t eval_mem16(oraddr_t memaddr,int*);
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extern unsigned char eval_mem8(unsigned long memaddr,int*);
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extern uint8_t eval_mem8(oraddr_t memaddr,int*);
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extern void set_mem32(unsigned long memaddr, unsigned long value,int*);
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void set_mem32(oraddr_t memaddr, uint32_t value,int*);
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extern void set_mem16(unsigned long memaddr, unsigned short value,int*);
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extern void set_mem16(oraddr_t memaddr, uint16_t value,int*);
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extern void set_mem8(unsigned long memaddr, unsigned char value,int*);
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extern void set_mem8(oraddr_t memaddr, uint8_t value,int*);
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unsigned long evalsim_mem32(unsigned long);
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uint32_t evalsim_mem32(oraddr_t);
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unsigned short evalsim_mem16(unsigned long);
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uint16_t evalsim_mem16(oraddr_t);
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unsigned char evalsim_mem8(unsigned long);
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uint8_t evalsim_mem8(oraddr_t);
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unsigned long evalsim_mem32_atomic(unsigned long, int);
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uint32_t evalsim_mem32_atomic(oraddr_t, int);
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unsigned short evalsim_mem16_atomic(unsigned long, int);
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uint16_t evalsim_mem16_atomic(oraddr_t, int);
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unsigned char evalsim_mem8_atomic(unsigned long, int);
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uint8_t evalsim_mem8_atomic(oraddr_t, int);
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void setsim_mem32(unsigned long,unsigned long);
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void setsim_mem32(oraddr_t, uint32_t);
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void setsim_mem16(unsigned long,unsigned short);
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void setsim_mem16(oraddr_t, uint16_t);
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void setsim_mem8(unsigned long,unsigned char);
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void setsim_mem8(oraddr_t, uint8_t);
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void setsim_mem32_atomic(unsigned long,unsigned long, int);
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void setsim_mem32_atomic(oraddr_t, uint32_t, int);
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void setsim_mem16_atomic(unsigned long,unsigned short, int);
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void setsim_mem16_atomic(oraddr_t, uint16_t, int);
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void setsim_mem8_atomic(unsigned long,unsigned char, int);
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void setsim_mem8_atomic(oraddr_t, uint8_t, int);
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void init_memory_table ();
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void init_memory_table ();
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/* Changes read/write memory in read/write only */
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/* Changes read/write memory in read/write only */
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void lock_memory_table ();
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void lock_memory_table ();
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void memory_table_status ();
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void memory_table_status ();
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/* Register read and write function for a memory area.
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/* Register read and write function for a memory area.
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addr is inside the area, if addr & addr_mask == addr_compare
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addr is inside the area, if addr & addr_mask == addr_compare
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(used also by peripheral devices like 16450 UART etc.) */
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(used also by peripheral devices like 16450 UART etc.) */
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void register_memoryarea_mask(unsigned long addr_mask, unsigned long addr_compare,
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void register_memoryarea_mask(oraddr_t addr_mask, oraddr_t addr_compare,
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unsigned long size, unsigned granularity, unsigned mc_dev,
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uint32_t size, unsigned granularity, unsigned mc_dev,
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unsigned long (readfunc)(unsigned long),
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uint32_t (readfunc)(oraddr_t),
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void (writefunc)(unsigned long, unsigned long));
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void (writefunc)(oraddr_t, uint32_t));
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/* Register read and write function for a memory area.
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/* Register read and write function for a memory area.
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Memory areas should be aligned. Memory area is rounded up to
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Memory areas should be aligned. Memory area is rounded up to
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fit the nearest 2^n aligment.
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fit the nearest 2^n aligment.
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(used also by peripheral devices like 16450 UART etc.)
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(used also by peripheral devices like 16450 UART etc.)
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If mc_dev is 1, this means that this device will be checked first for match
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If mc_dev is 1, this means that this device will be checked first for match
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and will be accessed in case in overlaping memory spaces.
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and will be accessed in case in overlaping memory spaces.
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Only one device can have this set to 1 (used for memory controller) */
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Only one device can have this set to 1 (used for memory controller) */
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void register_memoryarea(unsigned long addr,
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void register_memoryarea(oraddr_t addr, uint32_t size, unsigned granularity,
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unsigned long size, unsigned granularity, unsigned mc_dev,
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unsigned mc_dev, uint32_t (readfunc)(oraddr_t),
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unsigned long (readfunc)(unsigned long),
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void (writefunc)(oraddr_t, uint32_t));
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void (writefunc)(unsigned long, unsigned long));
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/* Finds the memory area for the address and adjust the read and write delays for it. */
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/* Finds the memory area for the address and adjust the read and write delays for it. */
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void adjust_rw_delay(unsigned long memaddr, unsigned long delayr, unsigned long delayw);
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void adjust_rw_delay(oraddr_t memaddr, unsigned int delayr, unsigned int delayw);
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/* Check if access is to registered area of memory. */
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/* Check if access is to registered area of memory. */
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struct dev_memarea *verify_memoryarea(unsigned long addr);
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struct dev_memarea *verify_memoryarea(oraddr_t addr);
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/* Outputs time in pretty form to dest string. */
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/* Outputs time in pretty form to dest string. */
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char *generate_time_pretty (char *dest, long time_ps);
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char *generate_time_pretty (char *dest, long time_ps);
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/* Returns 32-bit values from mem array. */
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/* Returns 32-bit values from mem array. */
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unsigned long eval_insn(unsigned long, int *);
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uint32_t eval_insn(oraddr_t, int *);
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void simmem_write_word(unsigned long addr, unsigned long value);
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void simmem_write_word(oraddr_t addr, uint32_t value);
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unsigned long simmem_read_word(unsigned long addr);
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uint32_t simmem_read_word(oraddr_t addr);
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unsigned long eval_direct32(unsigned long addr, int *breakpoint, int through_mmu, int through_dc);
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uint32_t eval_direct32(oraddr_t addr, int *breakpoint, int through_mmu, int through_dc);
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void set_direct32(unsigned long addr, unsigned long value, int *breakpoint, int through_mmu, int through_dc);
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void set_direct32(uint32_t addr, uint32_t value, int *breakpoint, int through_mmu, int through_dc);
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/* Temporary variable to increase speed. */
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/* Temporary variable to increase speed. */
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extern struct dev_memarea *cur_area;
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extern struct dev_memarea *cur_area;
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/* Virtual address of current access. */
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/* Virtual address of current access. */
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extern unsigned long cur_vadd;
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extern oraddr_t cur_vadd;
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/* These are set by mmu if cache inhibit bit is set for current acces. */
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/* These are set by mmu if cache inhibit bit is set for current acces. */
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extern int data_ci, insn_ci;
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extern int data_ci, insn_ci;
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/* Added by MM */
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/* Added by MM */
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