1 /*
2 * Copyright (C) 1996 David S. Miller
3 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle
4 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
5 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
6 * Copyright (C) 2000 MIPS Technologies, Inc.
7 *
8 * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 and
12 * only version 2 as published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 * 02110-1301, USA.
23 */
24
25 #include <linux/compat.h>
26 #include <linux/types.h>
27 #include <linux/sched.h>
28 #include <linux/mm.h>
29 #include <linux/interrupt.h>
30 #include <linux/kbuild.h>
31 #include <asm/ptrace.h>
32 #include <asm/processor.h>
33
34 /* This file is used to produce asm/linkerscript constants from header
35 files typically used in c. Specifically, it generates asm-offsets.h */
36
main(void)37 int main(void)
38 {
39 COMMENT("This is a comment.");
40 /* might get these from somewhere else. */
41 DEFINE(_PAGE_SIZE, PAGE_SIZE);
42 DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
43 BLANK();
44
45 COMMENT("Hexagon pt_regs definitions");
46 OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);
47 OFFSET(_PT_GPUGP, pt_regs, gpugp);
48 OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);
49 OFFSET(_PT_R3130, pt_regs, r3130);
50 OFFSET(_PT_R2928, pt_regs, r2928);
51 OFFSET(_PT_R2726, pt_regs, r2726);
52 OFFSET(_PT_R2524, pt_regs, r2524);
53 OFFSET(_PT_R2322, pt_regs, r2322);
54 OFFSET(_PT_R2120, pt_regs, r2120);
55 OFFSET(_PT_R1918, pt_regs, r1918);
56 OFFSET(_PT_R1716, pt_regs, r1716);
57 OFFSET(_PT_R1514, pt_regs, r1514);
58 OFFSET(_PT_R1312, pt_regs, r1312);
59 OFFSET(_PT_R1110, pt_regs, r1110);
60 OFFSET(_PT_R0908, pt_regs, r0908);
61 OFFSET(_PT_R0706, pt_regs, r0706);
62 OFFSET(_PT_R0504, pt_regs, r0504);
63 OFFSET(_PT_R0302, pt_regs, r0302);
64 OFFSET(_PT_R0100, pt_regs, r0100);
65 OFFSET(_PT_LC0SA0, pt_regs, lc0sa0);
66 OFFSET(_PT_LC1SA1, pt_regs, lc1sa1);
67 OFFSET(_PT_M1M0, pt_regs, m1m0);
68 OFFSET(_PT_PREDSUSR, pt_regs, predsusr);
69 OFFSET(_PT_EVREC, pt_regs, hvmer);
70 OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel);
71 OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest);
72 OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp);
73 OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva);
74 DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs));
75 BLANK();
76
77 COMMENT("Hexagon thread_info definitions");
78 OFFSET(_THREAD_INFO_FLAGS, thread_info, flags);
79 OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs);
80 OFFSET(_THREAD_INFO_SP, thread_info, sp);
81 DEFINE(_THREAD_SIZE, THREAD_SIZE);
82 BLANK();
83
84 COMMENT("Hexagon hexagon_switch_stack definitions");
85 OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716);
86 OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918);
87 OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120);
88 OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322);
89
90 OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524);
91 OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726);
92 OFFSET(_SWITCH_FP, hexagon_switch_stack, fp);
93 OFFSET(_SWITCH_LR, hexagon_switch_stack, lr);
94 DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack));
95 BLANK();
96
97 COMMENT("Hexagon task_struct definitions");
98 OFFSET(_TASK_THREAD_INFO, task_struct, stack);
99 OFFSET(_TASK_STRUCT_THREAD, task_struct, thread);
100
101 COMMENT("Hexagon thread_struct definitions");
102 OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp);
103
104 return 0;
105 }
106