File: entry.S

package info (click to toggle)

s390-tools 2.35.0-1

links: PTS
area: main
in suites: trixie
size: 12,220 kB
sloc: ansic: 184,236; sh: 12,152; cpp: 4,954; makefile: 2,763; perl: 2,519; asm: 1,085; python: 697; xml: 29

file content (25 lines) | stat: -rw-r--r-- 708 bytes

parent folder | download | duplicates (2)

/*
 * Entry module for stage 2 stand-alone dump tools
 *
 * Copyright IBM Corp. 2001, 2017
 *
 * s390-tools is free software; you can redistribute it and/or modify
 * it under the terms of the MIT license. See LICENSE for details.
 */

#define __LC_SAVE_AREA_SYNC	0x200	/* Save area for interrupts */
#define __LC_PGM_OLD_PSW	0x0150	/* Program check old PSW */

.globl pgm_check_handler
pgm_check_handler:
	stmg	%r0,%r15,__LC_SAVE_AREA_SYNC
	aghi	%r15,-200
	larl	%r14,pgm_check_handler_fn
	basr	%r14,%r14
	lmg	%r0,%r15,__LC_SAVE_AREA_SYNC
	lpswe	__LC_PGM_OLD_PSW(%r0)

/* The code doesn't require an executable stack */
#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack,"",%progbits
#endif