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39e8c5d6a4
In preparation of having lowcore at different address than zero, add the base register to all lowcore accesses in startup_continue(). Reviewed-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Sven Schnelle <svens@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
43 lines
1.0 KiB
ArmAsm
43 lines
1.0 KiB
ArmAsm
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright IBM Corp. 1999, 2010
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*
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* Author(s): Hartmut Penner <hp@de.ibm.com>
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* Martin Schwidefsky <schwidefsky@de.ibm.com>
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* Rob van der Heij <rvdhei@iae.nl>
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*
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*/
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#include <linux/init.h>
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#include <linux/linkage.h>
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#include <asm/lowcore.h>
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#include <asm/asm-offsets.h>
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#include <asm/thread_info.h>
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#include <asm/page.h>
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#include <asm/ptrace.h>
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__HEAD
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SYM_CODE_START(startup_continue)
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larl %r1,tod_clock_base
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GET_LC %r2
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mvc 0(16,%r1),__LC_BOOT_CLOCK(%r2)
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#
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# Setup stack
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#
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larl %r14,init_task
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stg %r14,__LC_CURRENT(%r2)
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larl %r15,init_thread_union+STACK_INIT_OFFSET
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stg %r15,__LC_KERNEL_STACK(%r2)
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brasl %r14,sclp_early_adjust_va # allow sclp_early_printk
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brasl %r14,startup_init # s390 specific early init
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brasl %r14,start_kernel # common init code
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#
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# We returned from start_kernel ?!? PANIK
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#
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basr %r13,0
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lpswe dw_psw-.(%r13) # load disabled wait psw
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SYM_CODE_END(startup_continue)
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.balign 16
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SYM_DATA_LOCAL(dw_psw, .quad 0x0002000180000000,0x0000000000000000)
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