| Vineet Gupta | 8c2f4a8 | 2013-02-11 19:55:33 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * Amit Bhor, Sameer Dhavale: Codito Technologies 2004 |
| 9 | */ |
| 10 | |
| 11 | #ifndef _UAPI__ASM_ARC_PTRACE_H |
| 12 | #define _UAPI__ASM_ARC_PTRACE_H |
| 13 | |
| 14 | |
| 15 | #ifndef __ASSEMBLY__ |
| 16 | /* |
| 17 | * Userspace ABI: Register state needed by |
| 18 | * -ptrace (gdbserver) |
| 19 | * -sigcontext (SA_SIGNINFO signal frame) |
| 20 | * |
| 21 | * This is to decouple pt_regs from user-space ABI, to be able to change it |
| 22 | * w/o affecting the ABI. |
| 23 | * Although the layout (initial padding) is similar to pt_regs to have some |
| 24 | * optimizations when copying pt_regs to/from user_regs_struct. |
| 25 | * |
| 26 | * Also, sigcontext only care about the scratch regs as that is what we really |
| 27 | * save/restore for signal handling. |
| 28 | */ |
| 29 | struct user_regs_struct { |
| 30 | |
| Vineet Gupta | 1540c85 | 2013-03-07 16:47:23 +0530 | [diff] [blame] | 31 | struct { |
| Vineet Gupta | 8c2f4a8 | 2013-02-11 19:55:33 +0530 | [diff] [blame] | 32 | long pad; |
| 33 | long bta, lp_start, lp_end, lp_count; |
| 34 | long status32, ret, blink, fp, gp; |
| 35 | long r12, r11, r10, r9, r8, r7, r6, r5, r4, r3, r2, r1, r0; |
| 36 | long sp; |
| 37 | } scratch; |
| Vineet Gupta | 1540c85 | 2013-03-07 16:47:23 +0530 | [diff] [blame] | 38 | struct { |
| Vineet Gupta | 8c2f4a8 | 2013-02-11 19:55:33 +0530 | [diff] [blame] | 39 | long pad; |
| 40 | long r25, r24, r23, r22, r21, r20; |
| 41 | long r19, r18, r17, r16, r15, r14, r13; |
| 42 | } callee; |
| 43 | long efa; /* break pt addr, for break points in delay slots */ |
| 44 | long stop_pc; /* give dbg stop_pc directly after checking orig_r8 */ |
| 45 | }; |
| 46 | #endif /* !__ASSEMBLY__ */ |
| 47 | |
| 48 | #endif /* _UAPI__ASM_ARC_PTRACE_H */ |