/* Contain the Stack frame layout on interrupt. pt_regs. * taken from the SPARC port of Linux (ptrace.h). * * (C) Copyright 2007 * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * */ #ifndef __SPARC_PTRACE_H__ #define __SPARC_PTRACE_H__ #include <asm/psr.h> /* This struct defines the way the registers are stored on the * stack during a system call and basically all traps. */ #ifndef __ASSEMBLY__ struct pt_regs { unsigned long psr; unsigned long pc; unsigned long npc; unsigned long y; unsigned long u_regs[16]; /* globals and ins */ }; #define UREG_G0 0 #define UREG_G1 1 #define UREG_G2 2 #define UREG_G3 3 #define UREG_G4 4 #define UREG_G5 5 #define UREG_G6 6 #define UREG_G7 7 #define UREG_I0 8 #define UREG_I1 9 #define UREG_I2 10 #define UREG_I3 11 #define UREG_I4 12 #define UREG_I5 13 #define UREG_I6 14 #define UREG_I7 15 #define UREG_WIM UREG_G0 #define UREG_FADDR UREG_G0 #define UREG_FP UREG_I6 #define UREG_RETPC UREG_I7 /* A register window */ struct reg_window { unsigned long locals[8]; unsigned long ins[8]; }; /* A Sparc stack frame */ struct sparc_stackf { unsigned long locals[8]; unsigned long ins[6]; struct sparc_stackf *fp; unsigned long callers_pc; char *structptr; unsigned long xargs[6]; unsigned long xxargs[1]; }; #define TRACEREG_SZ sizeof(struct pt_regs) #define STACKFRAME_SZ sizeof(struct sparc_stackf) #else /* __ASSEMBLY__ */ /* For assembly code. */ #define TRACEREG_SZ 0x50 #define STACKFRAME_SZ 0x60 #endif /* * The asm_offsets.h is a generated file, so we cannot include it. * It may be OK for glibc headers, but it's utterly pointless for C code. * The assembly code using those offsets has to include it explicitly. */ /* #include <asm/asm_offsets.h> */ /* These are for pt_regs. */ #define PT_PSR 0x0 #define PT_PC 0x4 #define PT_NPC 0x8 #define PT_Y 0xc #define PT_G0 0x10 #define PT_WIM PT_G0 #define PT_G1 0x14 #define PT_G2 0x18 #define PT_G3 0x1c #define PT_G4 0x20 #define PT_G5 0x24 #define PT_G6 0x28 #define PT_G7 0x2c #define PT_I0 0x30 #define PT_I1 0x34 #define PT_I2 0x38 #define PT_I3 0x3c #define PT_I4 0x40 #define PT_I5 0x44 #define PT_I6 0x48 #define PT_FP PT_I6 #define PT_I7 0x4c /* Reg_window offsets */ #define RW_L0 0x00 #define RW_L1 0x04 #define RW_L2 0x08 #define RW_L3 0x0c #define RW_L4 0x10 #define RW_L5 0x14 #define RW_L6 0x18 #define RW_L7 0x1c #define RW_I0 0x20 #define RW_I1 0x24 #define RW_I2 0x28 #define RW_I3 0x2c #define RW_I4 0x30 #define RW_I5 0x34 #define RW_I6 0x38 #define RW_I7 0x3c /* Stack_frame offsets */ #define SF_L0 0x00 #define SF_L1 0x04 #define SF_L2 0x08 #define SF_L3 0x0c #define SF_L4 0x10 #define SF_L5 0x14 #define SF_L6 0x18 #define SF_L7 0x1c #define SF_I0 0x20 #define SF_I1 0x24 #define SF_I2 0x28 #define SF_I3 0x2c #define SF_I4 0x30 #define SF_I5 0x34 #define SF_FP 0x38 #define SF_PC 0x3c #define SF_RETP 0x40 #define SF_XARG0 0x44 #define SF_XARG1 0x48 #define SF_XARG2 0x4c #define SF_XARG3 0x50 #define SF_XARG4 0x54 #define SF_XARG5 0x58 #define SF_XXARG 0x5c /* Stuff for the ptrace system call */ #define PTRACE_SUNATTACH 10 #define PTRACE_SUNDETACH 11 #define PTRACE_GETREGS 12 #define PTRACE_SETREGS 13 #define PTRACE_GETFPREGS 14 #define PTRACE_SETFPREGS 15 #define PTRACE_READDATA 16 #define PTRACE_WRITEDATA 17 #define PTRACE_READTEXT 18 #define PTRACE_WRITETEXT 19 #define PTRACE_GETFPAREGS 20 #define PTRACE_SETFPAREGS 21 #define PTRACE_GETUCODE 29 /* stupid bsd-ism */ #endif /* !(_SPARC_PTRACE_H) */