98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
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#ifndef _ASM_SCORE_PTRACE_H
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#define _ASM_SCORE_PTRACE_H
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#define PTRACE_GETREGS 12
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#define PTRACE_SETREGS 13
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#define PC 32
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#define CONDITION 33
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#define ECR 34
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#define EMA 35
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#define CEH 36
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#define CEL 37
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#define COUNTER 38
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#define LDCR 39
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#define STCR 40
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#define PSR 41
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#define SINGLESTEP16_INSN 0x7006
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#define SINGLESTEP32_INSN 0x840C8000
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#define BREAKPOINT16_INSN 0x7002 /* work on SPG300 */
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#define BREAKPOINT32_INSN 0x84048000 /* work on SPG300 */
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/* Define instruction mask */
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#define INSN32_MASK 0x80008000
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#define J32 0x88008000 /* 1_00010_0000000000_1_000000000000000 */
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#define J32M 0xFC008000 /* 1_11111_0000000000_1_000000000000000 */
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#define B32 0x90008000 /* 1_00100_0000000000_1_000000000000000 */
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#define B32M 0xFC008000
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#define BL32 0x90008001 /* 1_00100_0000000000_1_000000000000001 */
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#define BL32M B32
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#define BR32 0x80008008 /* 1_00000_0000000000_1_00000000_000100_0 */
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#define BR32M 0xFFE0807E
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#define BRL32 0x80008009 /* 1_00000_0000000000_1_00000000_000100_1 */
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#define BRL32M BR32M
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#define B32_SET (J32 | B32 | BL32 | BR32 | BRL32)
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#define J16 0x3000 /* 0_011_....... */
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#define J16M 0xF000
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#define B16 0x4000 /* 0_100_....... */
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#define B16M 0xF000
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#define BR16 0x0004 /* 0_000.......0100 */
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#define BR16M 0xF00F
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#define B16_SET (J16 | B16 | BR16)
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/*
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* This struct defines the way the registers are stored on the stack during a
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* system call/exception. As usual the registers k0/k1 aren't being saved.
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*/
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struct pt_regs {
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unsigned long pad0[6]; /* stack arguments */
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unsigned long orig_r4;
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unsigned long orig_r7;
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long is_syscall;
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unsigned long regs[32];
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unsigned long cel;
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unsigned long ceh;
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unsigned long sr0; /* cnt */
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unsigned long sr1; /* lcr */
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unsigned long sr2; /* scr */
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unsigned long cp0_epc;
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unsigned long cp0_ema;
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unsigned long cp0_psr;
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unsigned long cp0_ecr;
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unsigned long cp0_condition;
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};
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#ifdef __KERNEL__
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struct task_struct;
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/*
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* Does the process account for user or for system time?
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*/
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#define user_mode(regs) ((regs->cp0_psr & 8) == 8)
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#define instruction_pointer(regs) ((unsigned long)(regs)->cp0_epc)
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#define profile_pc(regs) instruction_pointer(regs)
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extern void do_syscall_trace(struct pt_regs *regs, int entryexit);
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extern int read_tsk_long(struct task_struct *, unsigned long, unsigned long *);
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extern int read_tsk_short(struct task_struct *, unsigned long,
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unsigned short *);
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#define arch_has_single_step() (1)
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extern void user_enable_single_step(struct task_struct *);
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extern void user_disable_single_step(struct task_struct *);
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#endif /* __KERNEL__ */
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#endif /* _ASM_SCORE_PTRACE_H */
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