cregit-Linux how code gets into the kernel

Release 4.14 arch/score/include/uapi/asm/ptrace.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SCORE_PTRACE_H

#define _UAPI_ASM_SCORE_PTRACE_H


#define PTRACE_GETREGS		12

#define PTRACE_SETREGS		13


#define SINGLESTEP16_INSN	0x7006

#define SINGLESTEP32_INSN	0x840C8000

#define BREAKPOINT16_INSN	0x7002		
/* work on SPG300 */

#define BREAKPOINT32_INSN	0x84048000	
/* work on SPG300 */

/* Define instruction mask */

#define INSN32_MASK	0x80008000


#define J32	0x88008000	
/* 1_00010_0000000000_1_000000000000000 */

#define J32M	0xFC008000	
/* 1_11111_0000000000_1_000000000000000 */


#define B32	0x90008000	
/* 1_00100_0000000000_1_000000000000000 */

#define B32M	0xFC008000

#define BL32	0x90008001	
/* 1_00100_0000000000_1_000000000000001 */

#define BL32M	B32

#define BR32	0x80008008	
/* 1_00000_0000000000_1_00000000_000100_0 */

#define BR32M	0xFFE0807E

#define BRL32	0x80008009	
/* 1_00000_0000000000_1_00000000_000100_1 */

#define BRL32M	BR32M


#define B32_SET	(J32 | B32 | BL32 | BR32 | BRL32)


#define J16	0x3000		
/* 0_011_....... */

#define J16M	0xF000

#define B16	0x4000		
/* 0_100_....... */

#define B16M	0xF000

#define BR16	0x0004		
/* 0_000.......0100 */

#define BR16M	0xF00F

#define B16_SET (J16 | B16 | BR16)


/*
 * This struct defines the way the registers are stored on the stack during a
 * system call/exception. As usual the registers k0/k1 aren't being saved.
 */

struct pt_regs {
	
unsigned long pad0[6];	/* stack arguments */
	
unsigned long orig_r4;
	
unsigned long orig_r7;
	
long is_syscall;

	
unsigned long regs[32];

	
unsigned long cel;
	
unsigned long ceh;

	
unsigned long sr0;	/* cnt */
	
unsigned long sr1;	/* lcr */
	
unsigned long sr2;	/* scr */

	
unsigned long cp0_epc;
	
unsigned long cp0_ema;
	
unsigned long cp0_psr;
	
unsigned long cp0_ecr;
	
unsigned long cp0_condition;
};


#endif /* _UAPI_ASM_SCORE_PTRACE_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells19699.49%150.00%
Greg Kroah-Hartman10.51%150.00%
Total197100.00%2100.00%
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