Implement in_interrupt_mode() properly

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19334 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 5 insertions, 1 deletions

diff --git a/firmware/target/mips/ingenic_jz47xx/system-target.h b/firmware/target/mips/ingenic_jz47xx/system-target.h
index a8133140fa..eab517fa5d 100644
--- a/firmware/target/mips/ingenic_jz47xx/system-target.h
+++ b/firmware/target/mips/ingenic_jz47xx/system-target.h
@@ -56,6 +56,11 @@ static inline void disable_interrupt(void)
     clear_c0_status(ST0_IE);
 }
 
+static inline bool in_interrupt_mode(void)
+{
+    return (read_c0_status() & ST0_IE) ? true : false;
+}
+
 #define disable_irq() \
     disable_interrupt()
 
@@ -101,7 +106,6 @@ void udelay(unsigned int usec);
 void mdelay(unsigned int msec);
 void power_off(void);
 void system_reboot(void);
-bool in_interrupt_mode(void);
 
 #define DMA_LCD_CHANNEL    0
 #define DMA_NAND_CHANNEL   1