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/interrupt.h> 29 #include <linux/kbuild.h> 30 #include <asm/ptrace.h> 31 #include <asm/processor.h> 32 33 /* This file is used to produce asm/linkerscript constants from header 34 files typically used in c. Specifically, it generates asm-offsets.h */ 35 36 int main(void) 37 { 38 COMMENT("This is a comment."); 39 /* might get these from somewhere else. */ 40 DEFINE(_PAGE_SIZE, PAGE_SIZE); 41 DEFINE(_PAGE_SHIFT, PAGE_SHIFT); 42 BLANK(); 43 44 COMMENT("Hexagon pt_regs definitions"); 45 OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr); 46 OFFSET(_PT_GPUGP, pt_regs, gpugp); 47 OFFSET(_PT_CS1CS0, pt_regs, cs1cs0); 48 OFFSET(_PT_R3130, pt_regs, r3130); 49 OFFSET(_PT_R2928, pt_regs, r2928); 50 OFFSET(_PT_R2726, pt_regs, r2726); 51 OFFSET(_PT_R2524, pt_regs, r2524); 52 OFFSET(_PT_R2322, pt_regs, r2322); 53 OFFSET(_PT_R2120, pt_regs, r2120); 54 OFFSET(_PT_R1918, pt_regs, r1918); 55 OFFSET(_PT_R1716, pt_regs, r1716); 56 OFFSET(_PT_R1514, pt_regs, r1514); 57 OFFSET(_PT_R1312, pt_regs, r1312); 58 OFFSET(_PT_R1110, pt_regs, r1110); 59 OFFSET(_PT_R0908, pt_regs, r0908); 60 OFFSET(_PT_R0706, pt_regs, r0706); 61 OFFSET(_PT_R0504, pt_regs, r0504); 62 OFFSET(_PT_R0302, pt_regs, r0302); 63 OFFSET(_PT_R0100, pt_regs, r0100); 64 OFFSET(_PT_LC0SA0, pt_regs, lc0sa0); 65 OFFSET(_PT_LC1SA1, pt_regs, lc1sa1); 66 OFFSET(_PT_M1M0, pt_regs, m1m0); 67 OFFSET(_PT_PREDSUSR, pt_regs, predsusr); 68 OFFSET(_PT_EVREC, pt_regs, hvmer); 69 OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel); 70 OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest); 71 OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp); 72 OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva); 73 DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs)); 74 BLANK(); 75 76 COMMENT("Hexagon thread_info definitions"); 77 OFFSET(_THREAD_INFO_FLAGS, thread_info, flags); 78 OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs); 79 OFFSET(_THREAD_INFO_SP, thread_info, sp); 80 DEFINE(_THREAD_SIZE, THREAD_SIZE); 81 BLANK(); 82 83 COMMENT("Hexagon hexagon_switch_stack definitions"); 84 OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716); 85 OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918); 86 OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120); 87 OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322); 88 89 OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524); 90 OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726); 91 OFFSET(_SWITCH_FP, hexagon_switch_stack, fp); 92 OFFSET(_SWITCH_LR, hexagon_switch_stack, lr); 93 DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack)); 94 BLANK(); 95 96 COMMENT("Hexagon task_struct definitions"); 97 OFFSET(_TASK_THREAD_INFO, task_struct, stack); 98 OFFSET(_TASK_STRUCT_THREAD, task_struct, thread); 99 100 COMMENT("Hexagon thread_struct definitions"); 101 OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp); 102 103 return 0; 104 } 105