/* *  arch/s390/kernel/base.S * *    Copyright IBM Corp. 2006,2007 *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com> *		 Michael Holzheu <holzheu@de.ibm.com> */ #include <asm/ptrace.h>#include <asm/lowcore.h> #ifdef CONFIG_64BIT 	.globl	s390_base_mcck_handlers390_base_mcck_handler:	basr	%r13,00:	lg	%r15,__LC_PANIC_STACK	# load panic stack	aghi	%r15,-STACK_FRAME_OVERHEAD	larl	%r1,s390_base_mcck_handler_fn	lg	%r1,0(%r1)	ltgr	%r1,%r1	jz	1f	basr	%r14,%r11:	la	%r1,4095	lmg	%r0,%r15,__LC_GPREGS_SAVE_AREA-4095(%r1)	lpswe	__LC_MCK_OLD_PSW 	.section .bss	.globl	s390_base_mcck_handler_fns390_base_mcck_handler_fn:	.quad	0	.previous 	.globl	s390_base_ext_handlers390_base_ext_handler:	stmg	%r0,%r15,__LC_SAVE_AREA	basr	%r13,00:	aghi	%r15,-STACK_FRAME_OVERHEAD	larl	%r1,s390_base_ext_handler_fn	lg	%r1,0(%r1)	ltgr	%r1,%r1	jz	1f	basr	%r14,%r11:	lmg	%r0,%r15,__LC_SAVE_AREA	ni	__LC_EXT_OLD_PSW+1,0xfd	# clear wait state bit	lpswe	__LC_EXT_OLD_PSW 	.section .bss	.globl s390_base_ext_handler_fns390_base_ext_handler_fn:	.quad	0	.previous 	.globl	s390_base_pgm_handlers390_base_pgm_handler:	stmg	%r0,%r15,__LC_SAVE_AREA	basr	%r13,00:	aghi	%r15,-STACK_FRAME_OVERHEAD	larl	%r1,s390_base_pgm_handler_fn	lg	%r1,0(%r1)	ltgr	%r1,%r1	jz	1f	basr	%r14,%r1	lmg	%r0,%r15,__LC_SAVE_AREA	lpswe	__LC_PGM_OLD_PSW1:	lpswe	disabled_wait_psw-0b(%r13) 	.align	8disabled_wait_psw:	.quad	0x0002000180000000,0x0000000000000000 + s390_base_pgm_handler 	.section .bss	.globl s390_base_pgm_handler_fns390_base_pgm_handler_fn:	.quad	0	.previous #else /* CONFIG_64BIT */ 	.globl	s390_base_mcck_handlers390_base_mcck_handler:	basr	%r13,00:	l	%r15,__LC_PANIC_STACK	# load panic stack	ahi	%r15,-STACK_FRAME_OVERHEAD	l	%r1,2f-0b(%r13)	l	%r1,0(%r1)	ltr	%r1,%r1	jz	1f	basr	%r14,%r11:	lm	%r0,%r15,__LC_GPREGS_SAVE_AREA	lpsw	__LC_MCK_OLD_PSW 2:	.long	s390_base_mcck_handler_fn 	.section .bss	.globl	s390_base_mcck_handler_fns390_base_mcck_handler_fn:	.long	0	.previous 	.globl	s390_base_ext_handlers390_base_ext_handler:	stm	%r0,%r15,__LC_SAVE_AREA	basr	%r13,00:	ahi	%r15,-STACK_FRAME_OVERHEAD	l	%r1,2f-0b(%r13)	l	%r1,0(%r1)	ltr	%r1,%r1	jz	1f	basr	%r14,%r11:	lm	%r0,%r15,__LC_SAVE_AREA	ni	__LC_EXT_OLD_PSW+1,0xfd	# clear wait state bit	lpsw	__LC_EXT_OLD_PSW 2:	.long	s390_base_ext_handler_fn 	.section .bss	.globl	s390_base_ext_handler_fns390_base_ext_handler_fn:	.long	0	.previous 	.globl	s390_base_pgm_handlers390_base_pgm_handler:	stm	%r0,%r15,__LC_SAVE_AREA	basr	%r13,00:	ahi	%r15,-STACK_FRAME_OVERHEAD	l	%r1,2f-0b(%r13)	l	%r1,0(%r1)	ltr	%r1,%r1	jz	1f	basr	%r14,%r1	lm	%r0,%r15,__LC_SAVE_AREA	lpsw	__LC_PGM_OLD_PSW 1:	lpsw	disabled_wait_psw-0b(%r13) 2:	.long	s390_base_pgm_handler_fn disabled_wait_psw:	.align	8	.long	0x000a0000,0x00000000 + s390_base_pgm_handler 	.section .bss	.globl	s390_base_pgm_handler_fns390_base_pgm_handler_fn:	.long	0	.previous #endif /* CONFIG_64BIT */