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格式化代码

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This commit is contained in:
chenbin 2022-01-13 00:03:13 +08:00
parent b4b9394051
commit 66628f1061
2 changed files with 449 additions and 461 deletions
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127
bsp/n32g452xx/Libraries/rt_drivers/drv_can.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@ -25,8 +25,9 @@ struct n32g45x_baud_rate_tab
uint8_t notused;
};
#define N32_CAN_BAUD_DEF(rate,rsjw,tbs1,tbs2,prescale) \
{.baud_rate = rate, \
#define N32_CAN_BAUD_DEF(rate, rsjw, tbs1, tbs2, prescale) \
{ \
.baud_rate = rate, \
.RSJW = rsjw, \
.TBS1 = tbs1, \
.TBS2 = tbs2, \
@ -37,7 +38,7 @@ struct n32g45x_baud_rate_tab
struct n32g45x_can
{
char *name;
CAN_Module * CANx;
CAN_Module *CANx;
CAN_InitType can_init;
CAN_FilterInitType can_filter_init;
struct rt_can_device device; /* inherit from can device */
@ -51,9 +52,9 @@ struct n32g45x_can
* baud calculation example: baud = Tclk / ((ss + bs1 + bs2) * brp)
* 36MHz / ((1 + 5 + 3) * 4) = 1MHz
*/
#if defined (N32G45X)/* APB1 36MHz(max) */
#if defined(N32G45X) /* APB1 36MHz(max) */
static const struct n32g45x_baud_rate_tab can_baud_rate_tab[] =
{
{
N32_CAN_BAUD_DEF(CAN1MBaud, CAN_RSJW_1tq, CAN_TBS1_5tq, CAN_TBS2_3tq, 4),
N32_CAN_BAUD_DEF(CAN800kBaud, CAN_RSJW_1tq, CAN_TBS1_5tq, CAN_TBS2_3tq, 5),
N32_CAN_BAUD_DEF(CAN500kBaud, CAN_RSJW_1tq, CAN_TBS1_5tq, CAN_TBS2_3tq, 8),
@ -68,7 +69,7 @@ static const struct n32g45x_baud_rate_tab can_baud_rate_tab[] =
#ifdef BSP_USING_CAN1
static struct n32g45x_can drv_can1 =
{
{
.name = "can1",
.CANx = CAN1,
};
@ -76,7 +77,7 @@ static struct n32g45x_can drv_can1 =
#ifdef BSP_USING_CAN2
static struct n32g45x_can drv_can2 =
{
{
.name = "can2",
.CANx = CAN2,
};
@ -118,13 +119,12 @@ static uint8_t get_can_mode_rtt2n32(uint8_t rtt_can_mode)
static rt_err_t _can_filter_config(struct n32g45x_can *drv_can)
{
if(drv_can->CANx == CAN1)
if (drv_can->CANx == CAN1)
{
CAN1_InitFilter(&(drv_can->can_filter_init));
}
#ifdef CAN2
else
if(drv_can->CANx == CAN2)
else if (drv_can->CANx == CAN2)
{
CAN2_InitFilter(&(drv_can->can_filter_init));
}
@ -147,20 +147,16 @@ static rt_err_t _can_config(struct rt_can_device *can, struct can_configure *cfg
drv_can = (struct n32g45x_can *)can->parent.user_data;
RT_ASSERT(drv_can);
/* CAN1 and CAN2 register init */
//CAN_DeInit(drv_can->CANx);
/* Configure CAN1 and CAN2 */
if(drv_can->CANx == CAN1)
if (drv_can->CANx == CAN1)
{
RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN1 , ENABLE);
RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN1, ENABLE);
n32_msp_can_init(CAN1);
}
#ifdef CAN2
else
if(drv_can->CANx == CAN2)
else if (drv_can->CANx == CAN2)
{
RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN2 , ENABLE);
RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN2, ENABLE);
n32_msp_can_init(CAN2);
}
#endif
@ -190,7 +186,7 @@ static rt_err_t _can_config(struct rt_can_device *can, struct can_configure *cfg
drv_can->can_init.BaudRatePrescaler = can_baud_rate_tab[baud_index].PRESCALE;
/* init can */
if( CAN_Init(drv_can->CANx, &(drv_can->can_init) ) != CAN_InitSTS_Success )
if (CAN_Init(drv_can->CANx, &(drv_can->can_init)) != CAN_InitSTS_Success)
{
rt_kprintf("can init error2\n");
return -RT_ERROR;
@ -221,7 +217,7 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
switch (cmd)
{
case RT_DEVICE_CTRL_CLR_INT:
argval = (rt_uint32_t) arg;
argval = (rt_uint32_t)arg;
if (argval == RT_DEVICE_FLAG_INT_RX)
{
if (CAN1 == drv_can->CANx)
@ -277,7 +273,7 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
}
break;
case RT_DEVICE_CTRL_SET_INT:
argval = (rt_uint32_t) arg;
argval = (rt_uint32_t)arg;
if (argval == RT_DEVICE_FLAG_INT_RX)
{
CAN_INTConfig(drv_can->CANx, CAN_INT_FMP0, ENABLE); /*!< DATFIFO 0 message pending Interrupt*/
@ -385,7 +381,8 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
id_h = ((filter_cfg->items[i].id << 18) >> 13) & 0xFFFF;
id_l = ((filter_cfg->items[i].id << 18) |
(filter_cfg->items[i].ide << 2) |
(filter_cfg->items[i].rtr << 1)) & 0xFFFF;
(filter_cfg->items[i].rtr << 1)) &
0xFFFF;
mask_h = ((filter_cfg->items[i].mask << 21) >> 16) & 0xFFFF;
mask_l = ((filter_cfg->items[i].mask << 21) | mask_l_tail) & 0xFFFF;
}
@ -394,11 +391,11 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
id_h = (filter_cfg->items[i].id >> 13) & 0xFFFF;
id_l = ((filter_cfg->items[i].id << 3) |
(filter_cfg->items[i].ide << 2) |
(filter_cfg->items[i].rtr << 1)) & 0xFFFF;
(filter_cfg->items[i].rtr << 1)) &
0xFFFF;
mask_h = ((filter_cfg->items[i].mask << 3) >> 16) & 0xFFFF;
mask_l = ((filter_cfg->items[i].mask << 3) | mask_l_tail) & 0xFFFF;
}
drv_can->can_filter_init.Filter_Scale = CAN_Filter_32bitScale;
drv_can->can_filter_init.Filter_HighId = id_h;
drv_can->can_filter_init.Filter_LowId = id_l;
@ -414,7 +411,7 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
break;
}
case RT_CAN_CMD_SET_MODE:
argval = (rt_uint32_t) arg;
argval = (rt_uint32_t)arg;
if (argval != RT_CAN_MODE_NORMAL &&
argval != RT_CAN_MODE_LISEN &&
argval != RT_CAN_MODE_LOOPBACK &&
@ -429,7 +426,7 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
}
break;
case RT_CAN_CMD_SET_BAUD:
argval = (rt_uint32_t) arg;
argval = (rt_uint32_t)arg;
if (argval != CAN1MBaud &&
argval != CAN800kBaud &&
argval != CAN500kBaud &&
@ -449,7 +446,7 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
}
break;
case RT_CAN_CMD_SET_PRIV:
argval = (rt_uint32_t) arg;
argval = (rt_uint32_t)arg;
if (argval != RT_CAN_MODE_PRIV &&
argval != RT_CAN_MODE_NOPRIV)
{
@ -463,11 +460,6 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
break;
case RT_CAN_CMD_GET_STATUS:
{
// drv_can->device.status.rcverrcnt = CAN_GetReceiveErrCounter(drv_can->CANx);
// drv_can->device.status.snderrcnt = CAN_GetLSBTransmitErrCounter(drv_can->CANx);
// drv_can->device.status.lasterrtype = CAN_GetLastErrCode(drv_can->CANx);
// drv_can->device.status.errcode = CAN_GetLastErrCode(drv_can->CANx);
rt_uint32_t errtype;
errtype = drv_can->CANx->ESTS;
drv_can->device.status.rcverrcnt = errtype >> 24;
@ -486,10 +478,10 @@ static rt_err_t _can_control(struct rt_can_device *can, int cmd, void *arg)
/* CAN Mailbox Transmit Request */
#define TMIDxR_TXRQ ((uint32_t)0x00000001) /* Transmit mailbox request */
static int _can_sendmsg_rtmsg(CAN_Module* CANx, struct rt_can_msg *pmsg, uint32_t mailbox_index)
static int _can_sendmsg_rtmsg(CAN_Module *CANx, struct rt_can_msg *pmsg, uint32_t mailbox_index)
{
CanTxMessage CAN_TxMessage = {0};
CanTxMessage* TxMessage = &CAN_TxMessage;
CanTxMessage *TxMessage = &CAN_TxMessage;
/* Check the parameters */
assert_param(IS_CAN_ALL_PERIPH(CANx));
@ -540,12 +532,12 @@ static int _can_sendmsg_rtmsg(CAN_Module* CANx, struct rt_can_msg *pmsg, uint32_
(((uint32_t)pmsg->data[7] << 24) |
((uint32_t)pmsg->data[6] << 16) |
((uint32_t)pmsg->data[5] << 8) |
((uint32_t)pmsg->data[4]) );
((uint32_t)pmsg->data[4]));
CANx->sTxMailBox[mailbox_index].TMDL =
(((uint32_t)pmsg->data[3] << 24) |
((uint32_t)pmsg->data[2] << 16) |
((uint32_t)pmsg->data[1] << 8) |
((uint32_t)pmsg->data[0]) );
((uint32_t)pmsg->data[0]));
/* Request transmission */
CANx->sTxMailBox[mailbox_index].TMI |= TMIDxR_TXRQ;
@ -554,7 +546,6 @@ static int _can_sendmsg_rtmsg(CAN_Module* CANx, struct rt_can_msg *pmsg, uint32_
return -RT_ERROR;
}
static int _can_sendmsg(struct rt_can_device *can, const void *buf, rt_uint32_t box_num)
{
struct n32g45x_can *drv_can;
@ -565,7 +556,7 @@ static int _can_sendmsg(struct rt_can_device *can, const void *buf, rt_uint32_t
RT_ASSERT(drv_can != RT_NULL);
/* Select one empty transmit mailbox */
switch(box_num)
switch (box_num)
{
case 0:
if ((drv_can->CANx->TSTS & CAN_TSTS_TMEM0) != CAN_TSTS_TMEM0)
@ -593,15 +584,13 @@ static int _can_sendmsg(struct rt_can_device *can, const void *buf, rt_uint32_t
break;
}
//start send msg
return _can_sendmsg_rtmsg(drv_can->CANx , ((struct rt_can_msg *) buf) ,box_num);
return _can_sendmsg_rtmsg(drv_can->CANx, ((struct rt_can_msg *)buf), box_num);
}
static int _can_recvmsg_rtmsg(CAN_Module* CANx, struct rt_can_msg *pmsg, uint32_t FIFONum)
static int _can_recvmsg_rtmsg(CAN_Module *CANx, struct rt_can_msg *pmsg, uint32_t FIFONum)
{
CanRxMessage CAN_RxMessage = {0};
CanRxMessage* RxMessage = &CAN_RxMessage;
CanRxMessage *RxMessage = &CAN_RxMessage;
/* Check the parameters */
assert_param(IS_CAN_ALL_PERIPH(CANx));
assert_param(IS_CAN_FIFO(FIFONum));
@ -699,7 +688,6 @@ static int _can_recvmsg_rtmsg(CAN_Module* CANx, struct rt_can_msg *pmsg, uint32_
return RT_EOK;
}
static int _can_recvmsg(struct rt_can_device *can, void *buf, rt_uint32_t fifo)
{
struct n32g45x_can *drv_can;
@ -710,11 +698,11 @@ static int _can_recvmsg(struct rt_can_device *can, void *buf, rt_uint32_t fifo)
RT_ASSERT(drv_can != RT_NULL);
/* get data */
return _can_recvmsg_rtmsg(drv_can->CANx,((struct rt_can_msg *) buf),fifo);
return _can_recvmsg_rtmsg(drv_can->CANx, ((struct rt_can_msg *)buf), fifo);
}
static const struct rt_can_ops _can_ops =
{
{
_can_config,
_can_control,
_can_sendmsg,
@ -732,18 +720,18 @@ static void _can_rx_isr(struct rt_can_device *can, rt_uint32_t fifo)
{
case CAN_FIFO0:
/* save to user list */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFMP0) && CAN_PendingMessage(drv_can->CANx, CAN_FIFO0) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFMP0) && CAN_PendingMessage(drv_can->CANx, CAN_FIFO0))
{
rt_hw_can_isr(can, RT_CAN_EVENT_RX_IND | fifo << 8);
}
/* Check FULL flag for FIFO0 */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFULL0) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFULL0))
{
/* Clear FIFO0 FULL Flag */
CAN_ClearFlag(drv_can->CANx, CAN_FLAG_FFULL0);
}
/* Check Overrun flag for FIFO0 */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFOVR0) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFOVR0))
{
/* Clear FIFO0 Overrun Flag */
CAN_ClearFlag(drv_can->CANx, CAN_FLAG_FFOVR0);
@ -752,18 +740,18 @@ static void _can_rx_isr(struct rt_can_device *can, rt_uint32_t fifo)
break;
case CAN_FIFO1:
/* save to user list */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFMP1) && CAN_PendingMessage(drv_can->CANx, CAN_FIFO1) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFMP1) && CAN_PendingMessage(drv_can->CANx, CAN_FIFO1))
{
rt_hw_can_isr(can, RT_CAN_EVENT_RX_IND | fifo << 8);
}
/* Check FULL flag for FIFO1 */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFULL1) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFULL1))
{
/* Clear FIFO1 FULL Flag */
CAN_ClearFlag(drv_can->CANx, CAN_FLAG_FFULL1);
}
/* Check Overrun flag for FIFO1 */
if( CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFOVR1) )
if (CAN_GetFlagSTS(drv_can->CANx, CAN_FLAG_FFOVR1))
{
/* Clear FIFO1 Overrun Flag */
CAN_ClearFlag(drv_can->CANx, CAN_FLAG_FFOVR1);
@ -781,19 +769,19 @@ static void _can_rx_isr(struct rt_can_device *can, rt_uint32_t fifo)
void CAN1_TX_IRQHandler(void)
{
rt_interrupt_enter();
if(CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM0) )
if (CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM0))
{
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x00 << 8) );
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x00 << 8));
CAN_ClearFlag(drv_can1.CANx, CAN_FLAG_RQCPM0);
}
if(CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM1) )
if (CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM1))
{
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x01 << 8) );
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x01 << 8));
CAN_ClearFlag(drv_can1.CANx, CAN_FLAG_RQCPM1);
}
if(CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM2) )
if (CAN_GetFlagSTS(drv_can1.CANx, CAN_FLAG_RQCPM2))
{
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x02 << 8) );
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_DONE | (0x02 << 8));
CAN_ClearFlag(drv_can1.CANx, CAN_FLAG_RQCPM2);
}
rt_interrupt_leave();
@ -828,7 +816,7 @@ void CAN1_SCE_IRQHandler(void)
uint32_t errtype;
rt_interrupt_enter();
if(CAN_GetIntStatus(drv_can1.CANx, CAN_INT_ERR) )
if (CAN_GetIntStatus(drv_can1.CANx, CAN_INT_ERR))
{
errtype = drv_can1.CANx->ESTS;
// ESTS -> LEC
@ -839,7 +827,7 @@ void CAN1_SCE_IRQHandler(void)
case RT_CAN_BUS_FORMAT_ERR:
drv_can1.device.status.formaterrcnt++;
break;
case RT_CAN_BUS_ACK_ERR:/* attention !!! test ack err's unit is transmit unit */
case RT_CAN_BUS_ACK_ERR: /* attention !!! test ack err's unit is transmit unit */
drv_can1.device.status.ackerrcnt++;
if (!READ_BIT(drv_can1.CANx->TSTS, CAN_TSTS_TXOKM0))
rt_hw_can_isr(&drv_can1.device, RT_CAN_EVENT_TX_FAIL | 0 << 8);
@ -874,20 +862,20 @@ void CAN1_SCE_IRQHandler(void)
void CAN2_TX_IRQHandler(void)
{
rt_interrupt_enter();
if(CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM0) )
if (CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM0))
{
CAN_ClearFlag(drv_can2.CANx, CAN_FLAG_RQCPM0);
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x00 << 8) );
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x00 << 8));
}
if(CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM1) )
if (CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM1))
{
CAN_ClearFlag(drv_can2.CANx, CAN_FLAG_RQCPM1);
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x01 << 8) );
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x01 << 8));
}
if(CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM2) )
if (CAN_GetFlagSTS(drv_can2.CANx, CAN_FLAG_RQCPM2))
{
CAN_ClearFlag(drv_can2.CANx, CAN_FLAG_RQCPM2);
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x02 << 8) );
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_DONE | (0x02 << 8));
}
rt_interrupt_leave();
}
@ -920,7 +908,7 @@ void CAN2_SCE_IRQHandler(void)
uint32_t errtype;
rt_interrupt_enter();
if(CAN_GetIntStatus(drv_can2.CANx, CAN_INT_ERR) )
if (CAN_GetIntStatus(drv_can2.CANx, CAN_INT_ERR))
{
errtype = drv_can2.CANx->ESTS;
// ESTS -> LEC
@ -931,7 +919,7 @@ void CAN2_SCE_IRQHandler(void)
case RT_CAN_BUS_FORMAT_ERR:
drv_can2.device.status.formaterrcnt++;
break;
case RT_CAN_BUS_ACK_ERR:/* attention !!! test ack err's unit is transmit unit */
case RT_CAN_BUS_ACK_ERR: /* attention !!! test ack err's unit is transmit unit */
drv_can2.device.status.ackerrcnt++;
if (!READ_BIT(drv_can2.CANx->TSTS, CAN_TSTS_TXOKM0))
rt_hw_can_isr(&drv_can2.device, RT_CAN_EVENT_TX_FAIL | 0 << 8);
@ -960,7 +948,6 @@ void CAN2_SCE_IRQHandler(void)
}
#endif /* BSP_USING_CAN2 */
int rt_hw_can_init(void)
{
struct can_configure config = CANDEFAULTCONFIG;

7
bsp/n32g452xx/Libraries/rt_drivers/drv_can.h
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@ -12,14 +12,15 @@
#define __DRV_CAN_H__
#ifdef __cplusplus
extern "C" {
extern "C"
{
#endif
#include <board.h>
#include <rtdevice.h>
#include <rtthread.h>
int rt_hw_can_init(void);
int rt_hw_can_init(void);
#ifdef __cplusplus
}