/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1994, 95, 96, 97, 98, 99, 2000 by Ralf Baechle
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
*/
#ifndef _UAPI_ASM_PTRACE_H
#define _UAPI_ASM_PTRACE_H

/* 0 - 31 are integer registers, 32 - 63 are fp registers. */
#define FPR_BASE 32
#define PC 64
#define CAUSE 65
#define BADVADDR 66
#define MMHI 67
#define MMLO 68
#define FPC_CSR 69
#define FPC_EIR 70
#define DSP_BASE 71 /* 3 more hi / lo register pairs */
#define DSP_CONTROL 77
#define ACX 78

#ifndef __KERNEL__
/*
* 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 {
/* Saved main processor registers. */
unsigned long regs[32];

/* Saved special registers. */
unsigned long cp0_status;
unsigned long hi;
unsigned long lo;
unsigned long cp0_badvaddr;
unsigned long cp0_cause;
unsigned long cp0_epc;
} __attribute__ ((aligned (8)));
#endif /* __KERNEL__ */

/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
#define PTRACE_GETREGS 12
#define PTRACE_SETREGS 13
#define PTRACE_GETFPREGS 14
#define PTRACE_SETFPREGS 15
/* #define PTRACE_GETFPXREGS 18 */
/* #define PTRACE_SETFPXREGS 19 */

#define PTRACE_OLDSETOPTIONS 21

#define PTRACE_GET_THREAD_AREA 25
#define PTRACE_SET_THREAD_AREA 26

/* Calls to trace a 64bit program from a 32bit program. */
#define PTRACE_PEEKTEXT_3264 0xc0
#define PTRACE_PEEKDATA_3264 0xc1
#define PTRACE_POKETEXT_3264 0xc2
#define PTRACE_POKEDATA_3264 0xc3
#define PTRACE_GET_THREAD_AREA_3264 0xc4

/* Read and write watchpoint registers. */
enum pt_watch_style {
pt_watch_style_mips32,
pt_watch_style_mips64
};
struct mips32_watch_regs {
unsigned int watchlo[8];
/* Lower 16 bits of watchhi. */
unsigned short watchhi[8];
/* Valid mask and I R W bits.
* bit 0 -- 1 if W bit is usable.
* bit 1 -- 1 if R bit is usable.
* bit 2 -- 1 if I bit is usable.
* bits 3 - 11 -- Valid watchhi mask bits.
*/
unsigned short watch_masks[8];
/* The number of valid watch register pairs. */
unsigned int num_valid;
} __attribute__((aligned(8)));

struct mips64_watch_regs {
unsigned long long watchlo[8];
unsigned short watchhi[8];
unsigned short watch_masks[8];
unsigned int num_valid;
} __attribute__((aligned(8)));

struct pt_watch_regs {
enum pt_watch_style style;
union {
struct mips32_watch_regs mips32;
struct mips64_watch_regs mips64;
};
};

#define PTRACE_GET_WATCH_REGS 0xd0
#define PTRACE_SET_WATCH_REGS 0xd1


#endif /* _UAPI_ASM_PTRACE_H */