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Commit faf154cd authored by Michal Simek's avatar Michal Simek
Browse files

microblaze: Separate GP registers from MSR handling 



Separate general purpose register restoring from MSR handling.

Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
parent e16f1ad4

arch/microblaze/kernel/entry.S

+6 −3
Original line number Diff line number Diff line
@@ -208,9 +208,7 @@ syscall_debug_table: 
	mfs	r11, rmsr;		/* save MSR */			\

	swi	r11, r1, PT_MSR;



#define RESTORE_REGS \

	lwi	r11, r1, PT_MSR;					\

	mts	rmsr , r11;						\

#define RESTORE_REGS_GP \

	lwi	r2, r1, PT_R2;	/* restore SDA */		\

	lwi	r3, r1, PT_R3;					\

	lwi	r4, r1, PT_R4;					\
@@ -242,6 +240,11 @@ syscall_debug_table: 
	lwi	r30, r1, PT_R30;					\

	lwi	r31, r1, PT_R31;	/* Restore cur task reg */



#define RESTORE_REGS \

	lwi	r11, r1, PT_MSR;					\

	mts	rmsr , r11;						\

	RESTORE_REGS_GP



#define SAVE_STATE	\

	swi	r1, r0, TOPHYS(PER_CPU(ENTRY_SP)); /* save stack */	\

	/* See if already in kernel mode.*/				\