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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/hexagon/kernel/asm-offsets.c
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// SPDX-License-Identifier: GPL-2.0-only

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/*

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 * Copyright (C) 1996 David S. Miller

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 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle

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 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.

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 * Kevin Kissell, [email protected] and Carsten Langgaard, [email protected]

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 * Copyright (C) 2000 MIPS Technologies, Inc.

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 *

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 * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.

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 */

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#include <linux/compat.h>

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#include <linux/types.h>

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#include <linux/sched.h>

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#include <linux/interrupt.h>

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#include <linux/kbuild.h>

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#include <asm/ptrace.h>

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#include <asm/processor.h>

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/*  This file is used to produce asm/linkerscript constants from header

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    files typically used in c.  Specifically, it generates asm-offsets.h  */

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int main(void)

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{

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	COMMENT("This is a comment.");

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	/*  might get these from somewhere else.  */

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	DEFINE(_PAGE_SIZE, PAGE_SIZE);

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	DEFINE(_PAGE_SHIFT, PAGE_SHIFT);

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	BLANK();

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	COMMENT("Hexagon pt_regs definitions");

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	OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);

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	OFFSET(_PT_GPUGP, pt_regs, gpugp);

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	OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);

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	OFFSET(_PT_R3130, pt_regs, r3130);

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	OFFSET(_PT_R2928, pt_regs, r2928);

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	OFFSET(_PT_R2726, pt_regs, r2726);

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	OFFSET(_PT_R2524, pt_regs, r2524);

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	OFFSET(_PT_R2322, pt_regs, r2322);

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	OFFSET(_PT_R2120, pt_regs, r2120);

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	OFFSET(_PT_R1918, pt_regs, r1918);

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	OFFSET(_PT_R1716, pt_regs, r1716);

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	OFFSET(_PT_R1514, pt_regs, r1514);

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	OFFSET(_PT_R1312, pt_regs, r1312);

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	OFFSET(_PT_R1110, pt_regs, r1110);

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	OFFSET(_PT_R0908, pt_regs, r0908);

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	OFFSET(_PT_R0706, pt_regs, r0706);

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	OFFSET(_PT_R0504, pt_regs, r0504);

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	OFFSET(_PT_R0302, pt_regs, r0302);

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	OFFSET(_PT_R0100, pt_regs, r0100);

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	OFFSET(_PT_LC0SA0, pt_regs, lc0sa0);

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	OFFSET(_PT_LC1SA1, pt_regs, lc1sa1);

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	OFFSET(_PT_M1M0, pt_regs, m1m0);

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	OFFSET(_PT_PREDSUSR, pt_regs, predsusr);

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	OFFSET(_PT_EVREC, pt_regs, hvmer);

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	OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel);

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	OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest);

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	OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp);

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	OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva);

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	DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs));

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	BLANK();

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	COMMENT("Hexagon thread_info definitions");

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	OFFSET(_THREAD_INFO_FLAGS, thread_info, flags);

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	OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs);

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	OFFSET(_THREAD_INFO_SP, thread_info, sp);

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	DEFINE(_THREAD_SIZE, THREAD_SIZE);

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	BLANK();

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	COMMENT("Hexagon hexagon_switch_stack definitions");

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	OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716);

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	OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918);

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	OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120);

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	OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322);

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	OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524);

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	OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726);

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	OFFSET(_SWITCH_FP, hexagon_switch_stack, fp);

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	OFFSET(_SWITCH_LR, hexagon_switch_stack, lr);

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	DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack));

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	BLANK();

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	COMMENT("Hexagon task_struct definitions");

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	OFFSET(_TASK_THREAD_INFO, task_struct, stack);

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	OFFSET(_TASK_STRUCT_THREAD, task_struct, thread);

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	COMMENT("Hexagon thread_struct definitions");

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	OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp);

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	return 0;

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}

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