| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright IBM Corp. 2006, 2007 |
| * Author(s): Michael Holzheu <holzheu@de.ibm.com> |
| */ |
| |
| #include <linux/linkage.h> |
| #include <asm/asm-offsets.h> |
| |
| ENTRY(early_pgm_check_handler) |
| stmg %r8,%r15,__LC_SAVE_AREA_SYNC |
| aghi %r15,-(STACK_FRAME_OVERHEAD+__PT_SIZE) |
| la %r11,STACK_FRAME_OVERHEAD(%r15) |
| xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) |
| stmg %r0,%r7,__PT_R0(%r11) |
| mvc __PT_PSW(16,%r11),__LC_PGM_OLD_PSW |
| mvc __PT_R8(64,%r11),__LC_SAVE_AREA_SYNC |
| lgr %r2,%r11 |
| brasl %r14,__do_early_pgm_check |
| mvc __LC_RETURN_PSW(16),STACK_FRAME_OVERHEAD+__PT_PSW(%r15) |
| lmg %r0,%r15,STACK_FRAME_OVERHEAD+__PT_R0(%r15) |
| lpswe __LC_RETURN_PSW |
| ENDPROC(early_pgm_check_handler) |
