1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (C) 1996 David S. Miller 4 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle 5 * Copyright (C) 1999, 2000 Silicon Graphics, Inc. 6 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com 7 * Copyright (C) 2000 MIPS Technologies, Inc. 8 * 9 * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved. 10 */ 11 12 #include <linux/compat.h> 13 #include <linux/types.h> 14 #include <linux/sched.h> 15 #include <linux/interrupt.h> 16 #include <linux/kbuild.h> 17 #include <asm/ptrace.h> 18 #include <asm/processor.h> 19 20 /* This file is used to produce asm/linkerscript constants from header 21 files typically used in c. Specifically, it generates asm-offsets.h */ 22 23 int main(void) 24 { 25 COMMENT("This is a comment."); 26 /* might get these from somewhere else. */ 27 DEFINE(_PAGE_SIZE, PAGE_SIZE); 28 DEFINE(_PAGE_SHIFT, PAGE_SHIFT); 29 BLANK(); 30 31 COMMENT("Hexagon pt_regs definitions"); 32 OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr); 33 OFFSET(_PT_GPUGP, pt_regs, gpugp); 34 OFFSET(_PT_CS1CS0, pt_regs, cs1cs0); 35 OFFSET(_PT_R3130, pt_regs, r3130); 36 OFFSET(_PT_R2928, pt_regs, r2928); 37 OFFSET(_PT_R2726, pt_regs, r2726); 38 OFFSET(_PT_R2524, pt_regs, r2524); 39 OFFSET(_PT_R2322, pt_regs, r2322); 40 OFFSET(_PT_R2120, pt_regs, r2120); 41 OFFSET(_PT_R1918, pt_regs, r1918); 42 OFFSET(_PT_R1716, pt_regs, r1716); 43 OFFSET(_PT_R1514, pt_regs, r1514); 44 OFFSET(_PT_R1312, pt_regs, r1312); 45 OFFSET(_PT_R1110, pt_regs, r1110); 46 OFFSET(_PT_R0908, pt_regs, r0908); 47 OFFSET(_PT_R0706, pt_regs, r0706); 48 OFFSET(_PT_R0504, pt_regs, r0504); 49 OFFSET(_PT_R0302, pt_regs, r0302); 50 OFFSET(_PT_R0100, pt_regs, r0100); 51 OFFSET(_PT_LC0SA0, pt_regs, lc0sa0); 52 OFFSET(_PT_LC1SA1, pt_regs, lc1sa1); 53 OFFSET(_PT_M1M0, pt_regs, m1m0); 54 OFFSET(_PT_PREDSUSR, pt_regs, predsusr); 55 OFFSET(_PT_EVREC, pt_regs, hvmer); 56 OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel); 57 OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest); 58 OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp); 59 OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva); 60 DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs)); 61 BLANK(); 62 63 COMMENT("Hexagon thread_info definitions"); 64 OFFSET(_THREAD_INFO_FLAGS, thread_info, flags); 65 OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs); 66 OFFSET(_THREAD_INFO_SP, thread_info, sp); 67 DEFINE(_THREAD_SIZE, THREAD_SIZE); 68 BLANK(); 69 70 COMMENT("Hexagon hexagon_switch_stack definitions"); 71 OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716); 72 OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918); 73 OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120); 74 OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322); 75 76 OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524); 77 OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726); 78 OFFSET(_SWITCH_FP, hexagon_switch_stack, fp); 79 OFFSET(_SWITCH_LR, hexagon_switch_stack, lr); 80 DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack)); 81 BLANK(); 82 83 COMMENT("Hexagon task_struct definitions"); 84 OFFSET(_TASK_THREAD_INFO, task_struct, stack); 85 OFFSET(_TASK_STRUCT_THREAD, task_struct, thread); 86 87 COMMENT("Hexagon thread_struct definitions"); 88 OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp); 89 90 return 0; 91 } 92