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parisc: Don't hardcode PSW values in hpmc code
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Signed-off-by: Helge Deller <[email protected]>
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hdeller committed Jun 9, 2017
1 parent 3f4fb10 commit f02e6c6
Showing 1 changed file with 3 additions and 2 deletions.
5 changes: 3 additions & 2 deletions arch/parisc/kernel/hpmc.S
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@

#include <asm/assembly.h>
#include <asm/pdc.h>
#include <asm/psw.h>

#include <linux/linkage.h>
#include <linux/init.h>
Expand Down Expand Up @@ -135,7 +136,7 @@ ENTRY_CFI(os_hpmc)
* So turn on the Q bit and turn off the M bit.
*/

ldo 8(%r0),%r4 /* PSW Q on, PSW M off */
ldi PSW_SM_Q,%r4 /* PSW Q on, PSW M off */
mtctl %r4,ipsw
mtctl %r0,pcsq
mtctl %r0,pcsq
Expand Down Expand Up @@ -257,7 +258,7 @@ os_hpmc_5:

tovirt_r1 %r30 /* make sp virtual */

rsm 8,%r0 /* Clear Q bit */
rsm PSW_SM_Q,%r0 /* Clear Q bit */
ldi 1,%r8 /* Set trap code to "1" for HPMC */
load32 PA(intr_save),%r1
be 0(%sr7,%r1)
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