1b2441318SGreg Kroah-Hartman/* SPDX-License-Identifier: GPL-2.0 */ 21da177e4SLinus Torvalds/* 3a53c8fabSHeiko Carstens * Copyright IBM Corp. 1999, 2010 41da177e4SLinus Torvalds * 50ad775dbSHeiko Carstens * Author(s): Hartmut Penner <hp@de.ibm.com> 60ad775dbSHeiko Carstens * Martin Schwidefsky <schwidefsky@de.ibm.com> 70ad775dbSHeiko Carstens * Rob van der Heij <rvdhei@iae.nl> 80ad775dbSHeiko Carstens * 91da177e4SLinus Torvalds */ 101da177e4SLinus Torvalds 111844c9bcSMartin Schwidefsky#include <linux/init.h> 12144d634aSJan Glauber#include <linux/linkage.h> 131844c9bcSMartin Schwidefsky#include <asm/asm-offsets.h> 141844c9bcSMartin Schwidefsky#include <asm/thread_info.h> 151844c9bcSMartin Schwidefsky#include <asm/page.h> 164e62d458SVasily Gorbik#include <asm/ptrace.h> 17b1b70306SHeiko Carstens 181844c9bcSMartin Schwidefsky__HEAD 19*05d0935dSHeiko CarstensSYM_CODE_START(startup_continue) 20d7e7fbbaSVasily Gorbik larl %r1,tod_clock_base 216e2ef5e4SMartin Schwidefsky mvc 0(16,%r1),__LC_BOOT_CLOCK 22e87bfe51SHeiko Carstens# 23e87bfe51SHeiko Carstens# Setup stack 24e87bfe51SHeiko Carstens# 25d5c352cdSHeiko Carstens larl %r14,init_task 26e87bfe51SHeiko Carstens stg %r14,__LC_CURRENT 27c2c3258fSHeiko Carstens larl %r15,init_thread_union+STACK_INIT_OFFSET 28cfea9bc7SHeiko Carstens stg %r15,__LC_KERNEL_STACK 29639886b7SAlexander Gordeev brasl %r14,sclp_early_adjust_va # allow sclp_early_printk 30c2313594SVasily Gorbik brasl %r14,startup_init # s390 specific early init 31c2313594SVasily Gorbik brasl %r14,start_kernel # common init code 32c9497864SVasily Gorbik# 33c9497864SVasily Gorbik# We returned from start_kernel ?!? PANIK 34c9497864SVasily Gorbik# 35c9497864SVasily Gorbik basr %r13,0 36*05d0935dSHeiko Carstens lpswe dw_psw-.(%r13) # load disabled wait psw 37*05d0935dSHeiko CarstensSYM_CODE_END(startup_continue) 38c9497864SVasily Gorbik 391da177e4SLinus Torvalds .balign 16 40*05d0935dSHeiko CarstensSYM_DATA_LOCAL(dw_psw, .quad 0x0002000180000000,0x0000000000000000) 41