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bxcan irq add irq enter & irq leave

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This commit is contained in:
Aubr.Cool 2017-01-18 09:46:16 +08:00
parent 475a3b8b85
commit 9b4222b2f0
1 changed files with 16 additions and 0 deletions
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16
bsp/stm32f10x/drivers/bxcan.c
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@ -1347,6 +1347,7 @@ static struct stm_bxcan bxcan1data =
struct rt_can_device bxcan1;
void CAN1_RX0_IRQHandler(void)
{
rt_interrupt_enter();
if (CAN1->RF0R & 0x03)
{
if ((CAN1->RF0R & CAN_RF0R_FOVR0) != 0)
@ -1360,9 +1361,11 @@ void CAN1_RX0_IRQHandler(void)
}
CAN1->RF0R |= CAN_RF0R_RFOM0;
}
rt_interrupt_leave();
}
void CAN1_RX1_IRQHandler(void)
{
rt_interrupt_enter();
if (CAN1->RF1R & 0x03)
{
if ((CAN1->RF1R & CAN_RF1R_FOVR1) != 0)
@ -1376,10 +1379,12 @@ void CAN1_RX1_IRQHandler(void)
}
CAN1->RF1R |= CAN_RF1R_RFOM1;
}
rt_interrupt_leave();
}
void CAN1_TX_IRQHandler(void)
{
rt_uint32_t state;
rt_interrupt_enter();
if (CAN1->TSR & (CAN_TSR_RQCP0))
{
state = CAN1->TSR & (CAN_TSR_RQCP0 | CAN_TSR_TXOK0 | CAN_TSR_TME0);
@ -1419,11 +1424,13 @@ void CAN1_TX_IRQHandler(void)
rt_hw_can_isr(&bxcan1, RT_CAN_EVENT_TX_FAIL | 2 << 8);
}
}
rt_interrupt_leave();
}
void CAN1_SCE_IRQHandler(void)
{
rt_uint32_t errtype;
errtype = CAN1->ESR;
rt_interrupt_enter();
if (errtype & 0x70 && bxcan1.status.lasterrtype == (errtype & 0x70))
{
switch ((errtype & 0x70) >> 4)
@ -1452,6 +1459,7 @@ void CAN1_SCE_IRQHandler(void)
bxcan1.status.snderrcnt = (errtype >> 16 & 0xFF);
bxcan1.status.errcode = errtype & 0x07;
CAN1->MSR |= CAN_MSR_ERRI;
rt_interrupt_leave();
}
#endif /*USING_BXCAN1*/
@ -1489,6 +1497,7 @@ static struct stm_bxcan bxcan2data =
struct rt_can_device bxcan2;
void CAN2_RX0_IRQHandler(void)
{
rt_interrupt_enter();
if (CAN2->RF0R & 0x03)
{
if ((CAN2->RF0R & CAN_RF0R_FOVR0) != 0)
@ -1502,9 +1511,11 @@ void CAN2_RX0_IRQHandler(void)
}
CAN2->RF0R |= CAN_RF0R_RFOM0;
}
rt_interrupt_leave();
}
void CAN2_RX1_IRQHandler(void)
{
rt_interrupt_enter();
if (CAN2->RF1R & 0x03)
{
if ((CAN2->RF1R & CAN_RF1R_FOVR1) != 0)
@ -1518,10 +1529,12 @@ void CAN2_RX1_IRQHandler(void)
}
CAN2->RF1R |= CAN_RF1R_RFOM1;
}
rt_interrupt_leave();
}
void CAN2_TX_IRQHandler(void)
{
rt_uint32_t state;
rt_interrupt_enter();
if (CAN2->TSR & (CAN_TSR_RQCP0))
{
state = CAN2->TSR & (CAN_TSR_RQCP0 | CAN_TSR_TXOK0 | CAN_TSR_TME0);
@ -1561,11 +1574,13 @@ void CAN2_TX_IRQHandler(void)
rt_hw_can_isr(&bxcan2, RT_CAN_EVENT_TX_FAIL | 2 << 8);
}
}
rt_interrupt_leave();
}
void CAN2_SCE_IRQHandler(void)
{
rt_uint32_t errtype;
errtype = CAN2->ESR;
rt_interrupt_enter();
if (errtype & 0x70 && bxcan2.status.lasterrtype == (errtype & 0x70))
{
switch ((errtype & 0x70) >> 4)
@ -1594,6 +1609,7 @@ void CAN2_SCE_IRQHandler(void)
bxcan2.status.snderrcnt = (errtype >> 16 & 0xFF);
bxcan2.status.errcode = errtype & 0x07;
CAN2->MSR |= CAN_MSR_ERRI;
rt_interrupt_leave();
}
#endif /*USING_BXCAN2*/