summaryrefslogtreecommitdiffstats
path: root/arch/sparc/kernel/entry.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/kernel/entry.S')
-rw-r--r--arch/sparc/kernel/entry.S16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index 1879739c9588..d759cf31c8ee 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -401,6 +401,22 @@ linux_trap_ipi15_sun4d:
1: b,a 1b
#ifdef CONFIG_SPARC_LEON
+ .globl smpleon_ipi
+ .extern leon_ipi_interrupt
+ /* SMP per-cpu IPI interrupts are handled specially. */
+smpleon_ipi:
+ SAVE_ALL
+ or %l0, PSR_PIL, %g2
+ wr %g2, 0x0, %psr
+ WRITE_PAUSE
+ wr %g2, PSR_ET, %psr
+ WRITE_PAUSE
+ call leonsmp_ipi_interrupt
+ add %sp, STACKFRAME_SZ, %o1 ! pt_regs
+ wr %l0, PSR_ET, %psr
+ WRITE_PAUSE
+ RESTORE_ALL
+
.align 4
.globl linux_trap_ipi15_leon
linux_trap_ipi15_leon:
OpenPOWER on IntegriCloud