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Modify uart

This commit is contained in:
songyanguang 2025-04-09 10:03:30 +08:00
parent 5e331e4c7c
commit aca8486498
3 changed files with 10 additions and 28 deletions
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4
Ubiquitous/XiZi_IIoT/arch/risc-v/ch569w/interrupt.c
View File

@ -26,12 +26,12 @@ extern x_ubase interrupt_new_task;
void sw_setpend(void)
{
PFIC_SetPendingIRQ(SWI_IRQn);
SysTick->CNTFG |= (1 << 0);
}
void sw_clearpend(void)
{
PFIC_ClearPendingIRQ(SWI_IRQn);
SysTick->CNTFG &= ~(1 << 0);
}
x_base DisableLocalInterrupt()

2
Ubiquitous/XiZi_IIoT/board/ch569w/board.c
View File

@ -33,7 +33,7 @@ void InitBoardHardware()
SystemInit(FREQ_SYS);
Delay_Init(FREQ_SYS);
SysTick_Config(FREQ_SYS / 8 / TICK_PER_SECOND);
SysTick_Config(FREQ_SYS / TICK_PER_SECOND);
PFIC_EnableIRQ(SWI_IRQn);
/* initialize memory system */

30
Ubiquitous/XiZi_IIoT/board/ch569w/third_party_driver/uart/connect_uart.c
View File

@ -98,10 +98,8 @@ static uint32 SerialInit(struct SerialDriver *serial_drv, struct BusConfigureInf
// config serial receive sem timeout
dev_param->serial_timeout = serial_cfg->data_cfg.serial_timeout;
#if 1
// config serial reg
struct uart_registers *uxreg = (struct uart_registers *)serial_cfg->hw_cfg.serial_register_base;
union _uart_fcr fcr;
union _uart_lcr lcr;
uint32_t x;
@ -166,8 +164,6 @@ static uint32 SerialInit(struct SerialDriver *serial_drv, struct BusConfigureInf
/* TXD pin output enable */
uxreg->IER.txd_en = 1;
#endif
return EOK;
}
@ -236,15 +232,12 @@ static int SerialPutChar(struct SerialHardwareDevice *serial_dev, char ch) {
static int SerialGetChar(struct SerialHardwareDevice *serial_dev) {
int ch = -1;
struct SerialCfgParam *serial_cfg = (struct SerialCfgParam *)serial_dev->private_data;
volatile struct uart_registers *uxreg = (struct uart_registers *)serial_cfg->hw_cfg.serial_register_base;
if ( (UART1_GetLinSTA() & RB_LSR_DATA_RDY) == RB_LSR_DATA_RDY) {
ch = UART1_RecvByte();
if (1 == uxreg->LSR.data_rdy) {
/* UART_II_RECV_RDY is cleared by reading RBR */
ch = (uxreg->RFC > 0) ? uxreg->RBR : -1;
}
#if 0
if (RESET != USART_GetFlagStatus((USART_TypeDef *)serial_cfg->hw_cfg.serial_register_base, USART_FLAG_RXNE)) {
ch = USART_ReceiveData((USART_TypeDef *)serial_cfg->hw_cfg.serial_register_base) & 0xff;
}
#endif
return ch;
}
@ -326,9 +319,7 @@ struct SerialHardwareDevice serial_device_1;
void UART1_IRQHandler(void) __attribute__((interrupt()));
void UART1_IRQHandler(void) {
#if 1
GET_INT_SP();
//isr_sp_enter();
x_base level;
level = DisableLocalInterrupt();
isrManager.done->incCounter();
@ -338,8 +329,6 @@ void UART1_IRQHandler(void) {
isrManager.done->decCounter();
EnableLocalInterrupt(level);
FREE_INT_SP();
//isr_sp_leave();
#endif
}
#endif
@ -386,18 +375,11 @@ int InitHwUart(void) {
return ERROR;
}
/* Configure the serial port */
GPIOA_SetBits(GPIO_Pin_8);
GPIOA_ModeCfg(GPIO_Pin_7, GPIO_ModeIN_PU_NSMT); // RXD-pull-up input
GPIOA_ModeCfg(GPIO_Pin_8, GPIO_Slowascent_PP_8mA); // TXD-push-pull output
// UART1_DefInit();
/*
//Interrupt method
UART1_ByteTrigCfg( UART_1BYTE_TRIG );
UART1_INTCfg( ENABLE, RB_IER_RECV_RDY|RB_IER_LINE_STAT );
PFIC_EnableIRQ( UART1_IRQn );
*/
UART1_DefInit();
#endif
return ret;