summaryrefslogtreecommitdiff
path: root/arch/csky
diff options
context:
space:
mode:
Diffstat (limited to 'arch/csky')
-rw-r--r--arch/csky/Kconfig3
-rw-r--r--arch/csky/kernel/entry.S11
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index a75b8e1fef1d..998188f44fd7 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -69,6 +69,9 @@ config CSKY
select PCI_SYSCALL if PCI
select PCI_MSI if PCI
+config LOCKDEP_SUPPORT
+ def_bool y
+
config CPU_HAS_CACHEV2
bool
diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S
index 0bde1d9fd277..8b040a1b11d0 100644
--- a/arch/csky/kernel/entry.S
+++ b/arch/csky/kernel/entry.S
@@ -225,6 +225,13 @@ ret_from_exception:
cmpnei r12, 0
bt exit_work
1:
+#ifdef CONFIG_TRACE_IRQFLAGS
+ ld r10, (sp, LSAVE_PSR)
+ btsti r10, 6
+ bf 2f
+ jbsr trace_hardirqs_on
+2:
+#endif
RESTORE_ALL
exit_work:
@@ -280,6 +287,10 @@ ENTRY(csky_irq)
zero_fp
psrset ee
+#ifdef CONFIG_TRACE_IRQFLAGS
+ jbsr trace_hardirqs_off
+#endif
+
#ifdef CONFIG_PREEMPTION
mov r9, sp /* Get current stack pointer */
bmaski r10, THREAD_SHIFT