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Diffstat (limited to 'arch/tile/kernel/intvec_32.S')
-rw-r--r--arch/tile/kernel/intvec_32.S24
1 files changed, 18 insertions, 6 deletions
diff --git a/arch/tile/kernel/intvec_32.S b/arch/tile/kernel/intvec_32.S
index 2cbe6d5dd6b..cdbda45a4e4 100644
--- a/arch/tile/kernel/intvec_32.S
+++ b/arch/tile/kernel/intvec_32.S
@@ -313,13 +313,13 @@ intvec_\vecname:
movei r3, 0
}
.else
- .ifc \c_routine, op_handle_perf_interrupt
+ .ifc \c_routine, handle_perf_interrupt
{
mfspr r2, PERF_COUNT_STS
movei r3, -1 /* not used, but set for consistency */
}
.else
- .ifc \c_routine, op_handle_aux_perf_interrupt
+ .ifc \c_routine, handle_perf_interrupt
{
mfspr r2, AUX_PERF_COUNT_STS
movei r3, -1 /* not used, but set for consistency */
@@ -946,6 +946,13 @@ STD_ENTRY(interrupt_return)
bzt r30, .Lrestore_regs
3:
+ /* We are relying on INT_PERF_COUNT at 33, and AUX_PERF_COUNT at 48 */
+ {
+ moveli r0, lo16(1 << (INT_PERF_COUNT - 32))
+ bz r31, .Lrestore_regs
+ }
+ auli r0, r0, ha16(1 << (INT_AUX_PERF_COUNT - 32))
+ mtspr SPR_INTERRUPT_MASK_RESET_K_1, r0
/*
* We now commit to returning from this interrupt, since we will be
@@ -1171,6 +1178,10 @@ handle_nmi:
PTREGS_PTR(r0, PTREGS_OFFSET_BASE)
}
FEEDBACK_REENTER(handle_nmi)
+ {
+ movei r30, 1
+ seq r31, r0, zero
+ }
j interrupt_return
STD_ENDPROC(handle_nmi)
@@ -1835,8 +1846,9 @@ int_unalign:
/* Include .intrpt array of interrupt vectors */
.section ".intrpt", "ax"
-#define op_handle_perf_interrupt bad_intr
-#define op_handle_aux_perf_interrupt bad_intr
+#ifndef CONFIG_USE_PMC
+#define handle_perf_interrupt bad_intr
+#endif
#ifndef CONFIG_HARDWALL
#define do_hardwall_trap bad_intr
@@ -1877,7 +1889,7 @@ int_unalign:
int_hand INT_IDN_AVAIL, IDN_AVAIL, bad_intr
int_hand INT_UDN_AVAIL, UDN_AVAIL, bad_intr
int_hand INT_PERF_COUNT, PERF_COUNT, \
- op_handle_perf_interrupt, handle_nmi
+ handle_perf_interrupt, handle_nmi
int_hand INT_INTCTRL_3, INTCTRL_3, bad_intr
#if CONFIG_KERNEL_PL == 2
dc_dispatch INT_INTCTRL_2, INTCTRL_2
@@ -1902,7 +1914,7 @@ int_unalign:
int_hand INT_SN_CPL, SN_CPL, bad_intr
int_hand INT_DOUBLE_FAULT, DOUBLE_FAULT, do_trap
int_hand INT_AUX_PERF_COUNT, AUX_PERF_COUNT, \
- op_handle_aux_perf_interrupt, handle_nmi
+ handle_perf_interrupt, handle_nmi
/* Synthetic interrupt delivered only by the simulator */
int_hand INT_BREAKPOINT, BREAKPOINT, do_breakpoint