| Line 33... |
Line 33... |
unsigned int VR;
|
unsigned int VR;
|
/* Units present. */
|
/* Units present. */
|
unsigned int UPR;
|
unsigned int UPR;
|
/* Number of total available matchpoints in this implementation. */
|
/* Number of total available matchpoints in this implementation. */
|
unsigned int num_matchpoints;
|
unsigned int num_matchpoints;
|
|
/* Number of currently used matchpoints. */
|
|
unsigned int num_used_matchpoints;
|
/* Number of registers. */
|
/* Number of registers. */
|
unsigned int num_gpr_regs;
|
unsigned int num_gpr_regs;
|
unsigned int num_vf_regs;
|
unsigned int num_vf_regs;
|
int vf_present;
|
int vf_present;
|
};
|
};
|
| Line 49... |
Line 51... |
/* Init target. */
|
/* Init target. */
|
void (*to_init) PARAMS ((char *args));
|
void (*to_init) PARAMS ((char *args));
|
/* Destruct target. */
|
/* Destruct target. */
|
void (*to_done) PARAMS ((void));
|
void (*to_done) PARAMS ((void));
|
|
|
/* Read SPR register.
|
/* Read register.
|
Does not fail, places error no. in err instead or call error(). */
|
Does not fail, places error no. in err instead or call error(), if fatal. */
|
unsigned int (*to_read_spr_reg) PARAMS ((unsigned int regno));
|
unsigned long long int (*to_read_reg) PARAMS ((unsigned int regno));
|
/* Write SPR register.
|
/* Write register.
|
Does not fail, places error no. in err instead or call error(). */
|
Does not fail, places error no. in err instead or call error(), if fatal. */
|
void (*to_write_spr_reg) PARAMS ((unsigned int regno, unsigned int value));
|
void (*to_write_reg) PARAMS ((unsigned int regno, unsigned long long int value));
|
|
|
/* Read TAP register.
|
/* Selects scan chain. All register accesses are related to current scan chain.
|
Does not fail, places error no. in err instead or call error(). */
|
Does not fail, places error no. in err instead or call error(), if fatal.
|
unsigned int (*to_read_tap_reg) PARAMS ((unsigned int regno));
|
See jtag_chains enum. */
|
/* Write TAP register.
|
void (*to_set_chain) PARAMS ((int chain));
|
Does not fail, places error no. in err instead or call error(). */
|
|
void (*to_write_tap_reg) PARAMS ((unsigned int regno, unsigned int value));
|
|
|
|
/* Executes extended command on the target. */
|
/* Executes extended command on the target. */
|
void (*to_exec_command) PARAMS ((char *args, int from_tty));
|
void (*to_exec_command) PARAMS ((char *args, int from_tty));
|
|
|
/* Associated target_ops. */
|
/* Associated target_ops. */
|
| Line 75... |
Line 75... |
};
|
};
|
|
|
|
|
#define DEFAULT_PROMPT "(or1k) "
|
#define DEFAULT_PROMPT "(or1k) "
|
|
|
|
/* Context stuff. */
|
|
#define CURRENT_CID (0)
|
|
#define MAX_CID (15)
|
|
|
|
|
|
/* Instruction definitions. */
|
|
#define BRK_INSTR_STRUCT {0x21, 0x00, 0x00, 0x00}
|
|
#define NOP_INSTR (0x15000000)
|
|
|
/* Special purpose regisers. */
|
/* Special purpose regisers. */
|
#define SPR_GROUP_SIZE_BITS (16)
|
#define SPR_GROUP_SIZE_BITS (11)
|
#define SPR_GROUP_SIZE (1 << SPR_GROUP_SIZE_BITS)
|
#define SPR_GROUP_SIZE (1 << SPR_GROUP_SIZE_BITS)
|
#define SPR_SYSTEM_GROUP (0)
|
#define SPR_SYSTEM_GROUP (0)
|
#define SPR_DEBUG_GROUP (6)
|
#define SPR_DEBUG_GROUP (6)
|
#define SPR_GPR (24)
|
#define SPR_GPR (1024)
|
#define SPR_VFPR (24+32)
|
#define SPR_VFPR ((MAX_CID + 1) * MAX_GPR_REGS + SPR_GPR)
|
#define OR1K_NUM_SPR_GROUPS 11
|
#define OR1K_NUM_SPR_GROUPS (11)
|
|
|
/* Define register values. */
|
/* Define register values. */
|
#define SPR_REG(group, index) (((group) << SPR_GROUP_SIZE_BITS) + (index))
|
#define SPR_REG(group, index) (((group) << SPR_GROUP_SIZE_BITS) + (index))
|
|
|
#define VR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 1)
|
#define VR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 1)
|
#define UPR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 2)
|
#define UPR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 2)
|
#define SR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 3)
|
#define SR_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 3)
|
#define CCR_SPRNUM(cid) SPR_REG(SPR_SYSTEM_GROUP, 4+cid)
|
#define CCR_SPRNUM(cid) SPR_REG(SPR_SYSTEM_GROUP, 4 + (cid))
|
#define DVR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 0)
|
#define DVR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 0)
|
#define DCR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 8)
|
#define DCR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 8)
|
#define DMR1_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 16)
|
#define DMR1_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 16)
|
#define DMR2_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 17)
|
#define DMR2_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 17)
|
#define DCWR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 18)
|
#define DCWR0_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 18)
|
#define DCWR1_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 19)
|
#define DCWR1_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 19)
|
#define DSR_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 20)
|
#define DSR_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 20)
|
#define DRR_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 21)
|
#define DRR_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 21)
|
#define PC_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 22)
|
#define DIR_SPRNUM SPR_REG(SPR_DEBUG_GROUP, 22)
|
|
#define PC_SPRNUM SPR_REG(SPR_SYSTEM_GROUP, 2)
|
#define ZERO_REGNUM (0)
|
#define ZERO_REGNUM (0)
|
#define SP_REGNUM (1)
|
#define SP_REGNUM (1)
|
#define FP_REGNUM (2)
|
#define FP_REGNUM (2)
|
#define A0_REGNUM (3)
|
#define A0_REGNUM (3)
|
#define A5_REGNUM (8)
|
#define A5_REGNUM (8)
|
#define LR_REGNUM (9)
|
#define LR_REGNUM (9)
|
#define RV_REGNUM (11)
|
#define RV_REGNUM (11)
|
#define VFA0_REGNUM (32+0)
|
#define VFA0_REGNUM (MAX_GPR_REGS + 0)
|
#define VFA5_REGNUM (32+5)
|
#define VFA5_REGNUM (MAX_GPR_REGS + 5)
|
#define VFRV_REGNUM (32+6)
|
#define VFRV_REGNUM (MAX_GPR_REGS + 6)
|
#define PC_REGNUM (64+0)
|
#define PC_REGNUM (MAX_GPR_REGS + MAX_VF_REGS + 0)
|
#define PS_REGNUM (64+1)
|
#define PS_REGNUM (MAX_GPR_REGS + MAX_VF_REGS + 1)
|
#define CCR_REGNUM (64+2)
|
#define CCR_REGNUM (MAX_GPR_REGS + MAX_VF_REGS + 2)
|
|
|
extern int or1k_regnum_to_sprnum PARAMS ((int regno));
|
extern int or1k_regnum_to_sprnum PARAMS ((int regno));
|
#define REGNUM_TO_SPRNUM(regno) (or1k_regnum_to_sprnum(regno))
|
#define REGNUM_TO_SPRNUM(regno) (or1k_regnum_to_sprnum(regno))
|
|
|
/* Defines for SPR bits. */
|
/* Defines for SPR bits. */
|
| Line 165... |
Line 175... |
/* Size (in bytes) of registers. */
|
/* Size (in bytes) of registers. */
|
|
|
#define OR1K_SPR_REGSIZE (4)
|
#define OR1K_SPR_REGSIZE (4)
|
#define OR1K_VF_REGSIZE (8)
|
#define OR1K_VF_REGSIZE (8)
|
#define OR1K_GPR_REGSIZE ((OR1K_64BIT_IMPLEMENTATION)?(8):(4))
|
#define OR1K_GPR_REGSIZE ((OR1K_64BIT_IMPLEMENTATION)?(8):(4))
|
|
#define OR1K_VF_DOUBLE (0)
|
|
|
#define OR1K_IS_GPR(N) ((N) >= 0 && (N) < NUM_GPR_REGS)
|
#define OR1K_IS_GPR(N) ((N) >= 0 && (N) < MAX_GPR_REGS)
|
#define OR1K_IS_VF(N) ((N) >= NUM_GPR_REGS && (N) < NUM_GPR_REGS + NUM_VF_REGS)
|
#define OR1K_IS_VF(N) ((N) >= MAX_GPR_REGS && (N) < MAX_GPR_REGS + MAX_VF_REGS)
|
|
|
/* Register representation is the same as in memory. */
|
/* Register representation is the same as in memory. */
|
|
|
#define REGISTER_CONVERTIBLE(N) (0)
|
#define REGISTER_CONVERTIBLE(N) (0)
|
|
|
| Line 198... |
Line 209... |
#define REGISTER_VIRTUAL_SIZE(N) TYPE_LENGTH (REGISTER_VIRTUAL_TYPE (N))
|
#define REGISTER_VIRTUAL_SIZE(N) TYPE_LENGTH (REGISTER_VIRTUAL_TYPE (N))
|
|
|
/* Return the GDB type object for the "standard" data type of data in
|
/* Return the GDB type object for the "standard" data type of data in
|
register N. */
|
register N. */
|
|
|
#ifndef REGISTER_VIRTUAL_TYPE
|
|
#define REGISTER_VIRTUAL_TYPE(N) ((OR1K_IS_GPR(N))?(\
|
#define REGISTER_VIRTUAL_TYPE(N) ((OR1K_IS_GPR(N))?(\
|
(OR1K_64BIT_IMPLEMENTATION)?(builtin_type_int64):(builtin_type_int)\
|
(OR1K_64BIT_IMPLEMENTATION)?builtin_type_int64:builtin_type_int\
|
):(builtin_type_uint32))
|
):(OR1K_IS_VF(N) ? builtin_type_float : builtin_type_uint32))
|
#endif
|
|
|
|
|
|
/* Largest value REGISTER_RAW_SIZE can have. */
|
/* Largest value REGISTER_RAW_SIZE can have. */
|
|
|
#define MAX_REGISTER_RAW_SIZE ((OR1K_64BIT_IMPLEMENTATION)?(8):(4))
|
#define MAX_REGISTER_RAW_SIZE ((OR1K_64BIT_IMPLEMENTATION)?(8):(4))
|
|
|
| Line 236... |
Line 244... |
/* Total amount of space needed to store our copies of the machine's
|
/* Total amount of space needed to store our copies of the machine's
|
register state, the array `registers'. */
|
register state, the array `registers'. */
|
|
|
#define REGISTER_BYTES (NUM_REGS * OR1K_SPR_REGSIZE)
|
#define REGISTER_BYTES (NUM_REGS * OR1K_SPR_REGSIZE)
|
|
|
|
extern void or1k_do_registers_info PARAMS ((int, int));
|
|
#define DO_REGISTERS_INFO(regnum, fp) or1k_do_registers_info(regnum, fp)
|
|
|
|
|
|
|
/* BREAKPOINT_FROM_PC uses the program counter value to determine whether a
|
/* BREAKPOINT_FROM_PC uses the program counter value to determine whether a
|
16- or 32-bit breakpoint should be used. It returns a pointer
|
16- or 32-bit breakpoint should be used. It returns a pointer
|
to a string of bytes that encode a breakpoint instruction, stores
|
to a string of bytes that encode a breakpoint instruction, stores
|
the length of the string to *lenptr, and adjusts the pc (if necessary) to
|
the length of the string to *lenptr, and adjusts the pc (if necessary) to
|
point to the actual memory location where the breakpoint should be
|
point to the actual memory location where the breakpoint should be
|
| Line 257... |
Line 270... |
This is often the number of bytes in BREAKPOINT
|
This is often the number of bytes in BREAKPOINT
|
but not always. */
|
but not always. */
|
|
|
#define DECR_PC_AFTER_BREAK 0
|
#define DECR_PC_AFTER_BREAK 0
|
|
|
|
extern int or1k_insert_breakpoint (CORE_ADDR addr, char *contents_cache);
|
|
#define target_insert_hw_breakpoint(addr, cache) or1k_insert_breakpoint (addr, cache)
|
|
|
|
extern int or1k_remove_breakpoint (CORE_ADDR addr, char *contents_cache);
|
|
#define target_remove_hw_breakpoint(addr, cache) or1k_remove_breakpoint (addr, cache)
|
|
|
|
/* Watchpoint support. */
|
|
|
|
#define TARGET_HAS_HARDWARE_WATCHPOINTS
|
|
|
|
/* Use these macros for watchpoint insertion/deletion. */
|
|
/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
|
|
extern int or1k_insert_watchpoint PARAMS ((CORE_ADDR addr, int len, int type));
|
|
#define target_insert_watchpoint(addr, len, type) \
|
|
or1k_insert_watchpoint (addr, len, type)
|
|
|
|
extern int or1k_insert_watchpoint PARAMS ((CORE_ADDR addr, int len, int type));
|
|
#define target_remove_watchpoint(addr, len, type) \
|
|
or1k_remove_watchpoint (addr, len, type)
|
|
|
|
/* We need to remove watchpoints when stepping, else we hit them again! */
|
|
#define HAVE_NONSTEPPABLE_WATCHPOINT
|
|
|
|
extern int or1k_stopped_by_watchpoint PARAMS ((void));
|
|
#define STOPPED_BY_WATCHPOINT(w) or1k_stopped_by_watchpoint ()
|
|
|
|
//#include "breakpoint.h"
|
|
typedef enum bptype;
|
|
extern int or1k_can_use_hardware_watchpoint PARAMS ((enum bptype, int));
|
|
#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(bp_type, cnt, ot) \
|
|
or1k_can_use_hardware_watchpoint(bp_type, cnt)
|
|
|
|
|
|
/* Catchpoint support. */
|
|
/* HACK: how do we hook to signal namings otherwise? */
|
|
#include "target.h"
|
|
extern char *target_signal_to_string PARAMS ((enum target_signal));
|
|
/* Return the name (SIGHUP, etc.) for a signal. */
|
|
extern char *or1k_signal_to_name PARAMS ((enum target_signal));
|
|
/* Given a name (SIGHUP, etc.), return its signal. */
|
|
extern enum target_signal or1k_signal_from_name PARAMS ((char *));
|
|
|
|
#define NUM_OR1K_SIGNALS (10)
|
|
|
/* Extract from an array REGBUF containing the (raw) register state
|
/* Extract from an array REGBUF containing the (raw) register state
|
a function return value of type TYPE, and copy that, in virtual format,
|
a function return value of type TYPE, and copy that, in virtual format,
|
into VALBUF. */
|
into VALBUF. */
|
|
|
extern void or1k_extract_return_value PARAMS ((struct type *, char[], char *));
|
extern void or1k_extract_return_value PARAMS ((struct type *, char[], char *));
|
| Line 438... |
Line 495... |
|
|
/* Compare operand to compare DVRx to. */
|
/* Compare operand to compare DVRx to. */
|
|
|
enum enum_compare_to
|
enum enum_compare_to
|
{
|
{
|
CT_DISABLED, CT_FETCH, CT_LEA, CT_SEA, CT_LDATA, CT_SDATA
|
CT_DISABLED, CT_FETCH, CT_LEA, CT_SEA, CT_LDATA, CT_SDATA, CT_ADATA
|
};
|
};
|
|
|
|
|
/* DRCx struct */
|
/* DRCx struct */
|
struct dcr_struct
|
struct dcr_struct
|
{
|
{
|
int dp:1;
|
|
enum enum_compare_condition cc:3;
|
|
int sc:1;
|
|
enum enum_compare_to ct:3;
|
enum enum_compare_to ct:3;
|
|
unsigned int sc:1;
|
|
enum enum_compare_condition cc:3;
|
|
unsigned int dp:1;
|
};
|
};
|
|
|
/* Possible errors are listed here. */
|
/* Possible errors are listed here. */
|
|
|
enum enum_errors
|
enum enum_errors
|
{
|
{
|
ERR_NONE, ERR_CRC
|
ERR_NONE, ERR_CRC
|
};
|
};
|
|
|
|
enum jtag_chains
|
|
{
|
|
SC_GLOBAL, /* 0 Global BS Chain */
|
|
SC_RISC_DEBUG, /* 1 RISC Debug Interface chain */
|
|
SC_RISC_TEST, /* 2 RISC Test Chain */
|
|
SC_TRACE, /* 3 Trace Chain */
|
|
SC_REGISTER, /* Register Chain */
|
|
SC_BLOCK, /* Block Chains */
|
|
};
|
|
|
|
/* JTAG registers. */
|
|
#define JTAG_RISCOP (0x9)
|
|
|
extern const char *or1k_err_name PARAMS ((int e));
|
extern const char *or1k_err_name PARAMS ((int e));
|
|
|
extern struct struct_or1k_implementation or1k_implementation;
|
extern struct struct_or1k_implementation or1k_implementation;
|
extern unsigned int or1k_fetch_instruction PARAMS ((CORE_ADDR addr));
|
extern unsigned int or1k_fetch_instruction PARAMS ((CORE_ADDR addr));
|
extern void or1k_fetch_registers PARAMS ((int regno));
|
extern void or1k_fetch_registers PARAMS ((int regno));
|
|
|
/* Sets register/memory regno to data. */
|
/* Sets register/memory regno to data. */
|
extern void or1k_write_reg PARAMS ((unsigned int regno, unsigned int data));
|
extern void or1k_write_spr_reg PARAMS ((unsigned int regno, unsigned int data));
|
|
|
/* Sets register/memory regno to data. */
|
/* Sets register/memory regno to data. */
|
extern unsigned int or1k_read_reg PARAMS ((unsigned int regno));
|
extern unsigned int or1k_read_spr_reg PARAMS ((unsigned int regno));
|
extern int err;
|
extern int err;
|
|
|
|
extern void or1k_flush_pipeline PARAMS ((void));
|
|
|
#endif /* TM_OR1K_H */
|
#endif /* TM_OR1K_H */
|
|
|
No newline at end of file
|
No newline at end of file
|
