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-rw-r--r--bsp/nuvoton/libraries/nuc980/rtt_port/drv_sys.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sys.c b/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sys.c
index 8e13f40ff7..7260bd0160 100644
--- a/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sys.c
+++ b/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sys.c
@@ -106,8 +106,11 @@ void rt_hw_interrupt_init(void)
{
int i;
- *((volatile unsigned int *)REG_AIC_INTDIS0) = 0xFFFFFFFF; // disable all interrupt channel
- *((volatile unsigned int *)REG_AIC_INTDIS1) = 0xFFFFFFFF; // disable all interrupt channel
+ outpw(REG_AIC_INTDIS0, 0xFFFFFFFF); // disable all interrupt channel
+ outpw(REG_AIC_INTDIS1, 0xFFFFFFFF); // disable all interrupt channel
+
+ outpw(REG_AIC_EOIS, 1); // resetand restart AIC's IRQ processing
+ outpw(REG_AIC_EOFS, 1); // resetand restart AIC's IRQ processing
/* init interrupt nest, and context in thread sp */
rt_interrupt_nest = 0;