Signed-off-by: Daniel Hellstrom daniel@gaisler.com --- include/asm-sparc/irq.h | 3 +++ lib_sparc/interrupts.c | 7 +++++++ 2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/include/asm-sparc/irq.h b/include/asm-sparc/irq.h index c5538c0..ce78169 100644 --- a/include/asm-sparc/irq.h +++ b/include/asm-sparc/irq.h @@ -46,4 +46,7 @@ extern int intLock(void); /* Sets the PIL to oldLevel */ extern void intUnlock(int oldLevel);
+/* Return non-zero if interrupts are currently enabled */ +extern int interrupt_is_enabled(void); + #endif diff --git a/lib_sparc/interrupts.c b/lib_sparc/interrupts.c index 4c73b82..4d53e8c 100644 --- a/lib_sparc/interrupts.c +++ b/lib_sparc/interrupts.c @@ -63,6 +63,13 @@ int disable_interrupts(void) return intLock(); }
+int interrupt_is_enabled(void) +{ + if ( get_pil() == 15 ) + return 0; + return 1; +} + int interrupt_init(void) { int ret;