From ee132df28a7dcc31a8cdb0dedc4541f8fc645e99 Mon Sep 17 00:00:00 2001 From: wgzAIIT <820906721@qq.com> Date: Mon, 9 May 2022 17:29:49 +0800 Subject: [PATCH] change ch438 on nuttx --- .../aiit_board/xidatong/src/imxrt_bringup.c | 7 +- .../aiit_board/xidatong/src/imxrt_ch438.c | 790 +++++++++--------- .../aiit_board/xidatong/src/imxrt_ch438.h | 2 +- 3 files changed, 375 insertions(+), 424 deletions(-) diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_bringup.c b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_bringup.c index a039c203b..7f6b1ee72 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_bringup.c +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_bringup.c @@ -184,12 +184,7 @@ int imxrt_bringup(void) #endif #ifdef CONFIG_BSP_USING_CH438 - ret = board_ch438_initialize(); - if (ret < 0) - { - syslog(LOG_ERR, "Failed to initialize ch438 Driver: %d\n", ret); - } - + board_ch438_initialize(); #endif UNUSED(ret); diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.c b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.c index fbe3e3179..668438793 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.c +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.c @@ -60,33 +60,33 @@ struct ch438_dev_s static pthread_mutex_t mutex[CH438PORTNUM] = { - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER, - PTHREAD_MUTEX_INITIALIZER + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER }; static pthread_cond_t cond[CH438PORTNUM] = { - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER, - PTHREAD_COND_INITIALIZER + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER, + PTHREAD_COND_INITIALIZER }; volatile bool done[CH438PORTNUM] = {false,false,false,false,false,false,false,false}; -static char buff[CH438PORTNUM][CH438_BUFFSIZE]; -static uint8_t buff_ptr[CH438PORTNUM]; -static uint8_t Interruptnum[CH438PORTNUM] = {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,}; /* SSR寄存器中断号对应值 */ -static uint8_t offsetadd[CH438PORTNUM] = {0x00,0x10,0x20,0x30,0x08,0x18,0x28,0x38,}; /* 串口号的偏移地址 */ +static char buff[CH438PORTNUM][CH438_BUFFSIZE]; +static uint8_t buff_ptr[CH438PORTNUM]; +static uint8_t Interruptnum[CH438PORTNUM] = {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,}; /* SSR寄存器中断号对应值 */ +static uint8_t offsetadd[CH438PORTNUM] = {0x00,0x10,0x20,0x30,0x08,0x18,0x28,0x38,}; /* 串口号的偏移地址 */ static uint8_t gInterruptStatus; @@ -111,27 +111,27 @@ static const struct file_operations g_ch438fops = ****************************************************************************/ static int getInterruptStatus(int argc, char **argv) { - uint8_t ext_uart_no = 0; - while(1) - { - pthread_mutex_lock(&mutex[ext_uart_no]); - gInterruptStatus = ReadCH438Data(REG_SSR_ADDR); - if(!gInterruptStatus) - { - pthread_mutex_unlock(&mutex[ext_uart_no]); - continue; - } + uint8_t ext_uart_no = 0; + while(1) + { + pthread_mutex_lock(&mutex[ext_uart_no]); + gInterruptStatus = ReadCH438Data(REG_SSR_ADDR); + if(!gInterruptStatus) + { + pthread_mutex_unlock(&mutex[ext_uart_no]); + continue; + } - for(ext_uart_no = 0; ext_uart_no < CH438PORTNUM; ext_uart_no++) - { - if(gInterruptStatus & Interruptnum[ext_uart_no]) - { - done[ext_uart_no] = true; - pthread_cond_signal(&cond[ext_uart_no]); - pthread_mutex_unlock(&mutex[ext_uart_no]); - } - } - } + for(ext_uart_no = 0; ext_uart_no < CH438PORTNUM; ext_uart_no++) + { + if(gInterruptStatus & Interruptnum[ext_uart_no]) + { + done[ext_uart_no] = true; + pthread_cond_signal(&cond[ext_uart_no]); + pthread_mutex_unlock(&mutex[ext_uart_no]); + } + } + } } /**************************************************************************** @@ -143,14 +143,14 @@ static int getInterruptStatus(int argc, char **argv) ****************************************************************************/ static void CH438SetOutput(void) { - imxrt_config_gpio(CH438_D0_PIN_OUT); - imxrt_config_gpio(CH438_D1_PIN_OUT); - imxrt_config_gpio(CH438_D2_PIN_OUT); - imxrt_config_gpio(CH438_D3_PIN_OUT); - imxrt_config_gpio(CH438_D4_PIN_OUT); - imxrt_config_gpio(CH438_D5_PIN_OUT); - imxrt_config_gpio(CH438_D6_PIN_OUT); - imxrt_config_gpio(CH438_D7_PIN_OUT); + imxrt_config_gpio(CH438_D0_PIN_OUT); + imxrt_config_gpio(CH438_D1_PIN_OUT); + imxrt_config_gpio(CH438_D2_PIN_OUT); + imxrt_config_gpio(CH438_D3_PIN_OUT); + imxrt_config_gpio(CH438_D4_PIN_OUT); + imxrt_config_gpio(CH438_D5_PIN_OUT); + imxrt_config_gpio(CH438_D6_PIN_OUT); + imxrt_config_gpio(CH438_D7_PIN_OUT); } /**************************************************************************** @@ -162,14 +162,14 @@ static void CH438SetOutput(void) ****************************************************************************/ static void CH438SetInput(void) { - imxrt_config_gpio(CH438_D0_PIN_INPUT); - imxrt_config_gpio(CH438_D1_PIN_INPUT); - imxrt_config_gpio(CH438_D2_PIN_INPUT); - imxrt_config_gpio(CH438_D3_PIN_INPUT); - imxrt_config_gpio(CH438_D4_PIN_INPUT); - imxrt_config_gpio(CH438_D5_PIN_INPUT); - imxrt_config_gpio(CH438_D6_PIN_INPUT); - imxrt_config_gpio(CH438_D7_PIN_INPUT); + imxrt_config_gpio(CH438_D0_PIN_INPUT); + imxrt_config_gpio(CH438_D1_PIN_INPUT); + imxrt_config_gpio(CH438_D2_PIN_INPUT); + imxrt_config_gpio(CH438_D3_PIN_INPUT); + imxrt_config_gpio(CH438_D4_PIN_INPUT); + imxrt_config_gpio(CH438_D5_PIN_INPUT); + imxrt_config_gpio(CH438_D6_PIN_INPUT); + imxrt_config_gpio(CH438_D7_PIN_INPUT); } /**************************************************************************** @@ -181,48 +181,48 @@ static void CH438SetInput(void) ****************************************************************************/ static uint8_t ReadCH438Data(uint8_t addr) { - uint8_t dat = 0; - imxrt_gpio_write(CH438_NWR_PIN, true); - imxrt_gpio_write(CH438_NRD_PIN, true); - imxrt_gpio_write(CH438_ALE_PIN, true); + uint8_t dat = 0; + imxrt_gpio_write(CH438_NWR_PIN, true); + imxrt_gpio_write(CH438_NRD_PIN, true); + imxrt_gpio_write(CH438_ALE_PIN, true); - CH438SetOutput(); - up_udelay(1); - - if(addr &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); - if(addr &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); - if(addr &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); - if(addr &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); - if(addr &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); - if(addr &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); - if(addr &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); - if(addr &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); - - up_udelay(1); + CH438SetOutput(); + up_udelay(1); + + if(addr &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); + if(addr &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); + if(addr &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); + if(addr &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); + if(addr &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); + if(addr &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); + if(addr &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); + if(addr &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); + + up_udelay(1); - imxrt_gpio_write(CH438_ALE_PIN, false); - up_udelay(1); + imxrt_gpio_write(CH438_ALE_PIN, false); + up_udelay(1); - CH438SetInput(); - up_udelay(1); - - imxrt_gpio_write(CH438_NRD_PIN, false); - up_udelay(1); - - if (imxrt_gpio_read(CH438_D7_PIN_INPUT)) dat |= 0x80; - if (imxrt_gpio_read(CH438_D6_PIN_INPUT)) dat |= 0x40; - if (imxrt_gpio_read(CH438_D5_PIN_INPUT)) dat |= 0x20; - if (imxrt_gpio_read(CH438_D4_PIN_INPUT)) dat |= 0x10; - if (imxrt_gpio_read(CH438_D3_PIN_INPUT)) dat |= 0x08; - if (imxrt_gpio_read(CH438_D2_PIN_INPUT)) dat |= 0x04; - if (imxrt_gpio_read(CH438_D1_PIN_INPUT)) dat |= 0x02; - if (imxrt_gpio_read(CH438_D0_PIN_INPUT)) dat |= 0x01; - - imxrt_gpio_write(CH438_NRD_PIN, true); - imxrt_gpio_write(CH438_ALE_PIN, true); - up_udelay(1); + CH438SetInput(); + up_udelay(1); + + imxrt_gpio_write(CH438_NRD_PIN, false); + up_udelay(1); + + if (imxrt_gpio_read(CH438_D7_PIN_INPUT)) dat |= 0x80; + if (imxrt_gpio_read(CH438_D6_PIN_INPUT)) dat |= 0x40; + if (imxrt_gpio_read(CH438_D5_PIN_INPUT)) dat |= 0x20; + if (imxrt_gpio_read(CH438_D4_PIN_INPUT)) dat |= 0x10; + if (imxrt_gpio_read(CH438_D3_PIN_INPUT)) dat |= 0x08; + if (imxrt_gpio_read(CH438_D2_PIN_INPUT)) dat |= 0x04; + if (imxrt_gpio_read(CH438_D1_PIN_INPUT)) dat |= 0x02; + if (imxrt_gpio_read(CH438_D0_PIN_INPUT)) dat |= 0x01; + + imxrt_gpio_write(CH438_NRD_PIN, true); + imxrt_gpio_write(CH438_ALE_PIN, true); + up_udelay(1); - return dat; + return dat; } /**************************************************************************** @@ -231,51 +231,51 @@ static uint8_t ReadCH438Data(uint8_t addr) * Description: * write data to ch438 address * - ****************************************************************************/ + ****************************************************************************/ static void WriteCH438Data(uint8_t addr, uint8_t dat) { - imxrt_gpio_write(CH438_ALE_PIN, true); - imxrt_gpio_write(CH438_NRD_PIN, true); - imxrt_gpio_write(CH438_NWR_PIN, true); + imxrt_gpio_write(CH438_ALE_PIN, true); + imxrt_gpio_write(CH438_NRD_PIN, true); + imxrt_gpio_write(CH438_NWR_PIN, true); - CH438SetOutput(); - up_udelay(1); - - if(addr &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); - if(addr &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); - if(addr &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); - if(addr &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); - if(addr &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); - if(addr &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); - if(addr &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); - if(addr &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); - - up_udelay(1); - - imxrt_gpio_write(CH438_ALE_PIN, false); - up_udelay(1); - - if(dat &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); - if(dat &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); - if(dat &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); - if(dat &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); - if(dat &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); - if(dat &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); - if(dat &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); - if(dat &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); - - up_udelay(1); + CH438SetOutput(); + up_udelay(1); + + if(addr &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); + if(addr &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); + if(addr &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); + if(addr &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); + if(addr &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); + if(addr &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); + if(addr &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); + if(addr &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); + + up_udelay(1); + + imxrt_gpio_write(CH438_ALE_PIN, false); + up_udelay(1); + + if(dat &0x80) imxrt_gpio_write(CH438_D7_PIN_OUT, true); else imxrt_gpio_write(CH438_D7_PIN_OUT, false); + if(dat &0x40) imxrt_gpio_write(CH438_D6_PIN_OUT, true); else imxrt_gpio_write(CH438_D6_PIN_OUT, false); + if(dat &0x20) imxrt_gpio_write(CH438_D5_PIN_OUT, true); else imxrt_gpio_write(CH438_D5_PIN_OUT, false); + if(dat &0x10) imxrt_gpio_write(CH438_D4_PIN_OUT, true); else imxrt_gpio_write(CH438_D4_PIN_OUT, false); + if(dat &0x08) imxrt_gpio_write(CH438_D3_PIN_OUT, true); else imxrt_gpio_write(CH438_D3_PIN_OUT, false); + if(dat &0x04) imxrt_gpio_write(CH438_D2_PIN_OUT, true); else imxrt_gpio_write(CH438_D2_PIN_OUT, false); + if(dat &0x02) imxrt_gpio_write(CH438_D1_PIN_OUT, true); else imxrt_gpio_write(CH438_D1_PIN_OUT, false); + if(dat &0x01) imxrt_gpio_write(CH438_D0_PIN_OUT, true); else imxrt_gpio_write(CH438_D0_PIN_OUT, false); + + up_udelay(1); - imxrt_gpio_write(CH438_NWR_PIN, false); - up_udelay(1); - - imxrt_gpio_write(CH438_NWR_PIN, true); - imxrt_gpio_write(CH438_ALE_PIN, true); - up_udelay(1); + imxrt_gpio_write(CH438_NWR_PIN, false); + up_udelay(1); + + imxrt_gpio_write(CH438_NWR_PIN, true); + imxrt_gpio_write(CH438_ALE_PIN, true); + up_udelay(1); - CH438SetInput(); + CH438SetInput(); - return; + return; } /**************************************************************************** @@ -284,11 +284,11 @@ static void WriteCH438Data(uint8_t addr, uint8_t dat) * Description: * Write data block from ch438 address * - ****************************************************************************/ + ****************************************************************************/ static void WriteCH438Block(uint8_t mAddr, uint8_t mLen, char *mBuf) { - while (mLen--) - WriteCH438Data(mAddr, *mBuf++); + while (mLen--) + WriteCH438Data(mAddr, *mBuf++); } /**************************************************************************** @@ -298,13 +298,13 @@ static void WriteCH438Block(uint8_t mAddr, uint8_t mLen, char *mBuf) * Enable FIFO mode, which is used for ch438 serial port to send multi byte data, * with a maximum of 128 bytes of data sent at a time * - ****************************************************************************/ + ****************************************************************************/ static void Ch438UartSend(uint8_t ext_uart_no, char *Data, uint16_t Num) { - uint8_t REG_LSR_ADDR,REG_THR_ADDR; - REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; - REG_THR_ADDR = offsetadd[ext_uart_no] | REG_THR0_ADDR; - + uint8_t REG_LSR_ADDR,REG_THR_ADDR; + REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; + REG_THR_ADDR = offsetadd[ext_uart_no] | REG_THR0_ADDR; + while(1) { while((ReadCH438Data(REG_LSR_ADDR) & BIT_LSR_TEMT ) == 0); /* 等待数据发送完毕，THR,TSR全空 */ @@ -328,28 +328,28 @@ static void Ch438UartSend(uint8_t ext_uart_no, char *Data, uint16_t Num) * Description: * Disable FIFO mode for ch438 serial port to receive multi byte data * - ****************************************************************************/ + ****************************************************************************/ uint8_t CH438UARTRcv(uint8_t ext_uart_no, char* buf) { uint8_t RcvNum = 0; - uint8_t dat = 0; - uint8_t REG_LSR_ADDR,REG_RBR_ADDR; - - REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; - REG_RBR_ADDR = offsetadd[ext_uart_no] | REG_RBR0_ADDR; + uint8_t dat = 0; + uint8_t REG_LSR_ADDR,REG_RBR_ADDR; + + REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; + REG_RBR_ADDR = offsetadd[ext_uart_no] | REG_RBR0_ADDR; - /* Wait for the data to be ready */ - while((ReadCH438Data(REG_LSR_ADDR) & BIT_LSR_DATARDY) == 0 ); - while((ReadCH438Data(REG_LSR_ADDR) & BIT_LSR_DATARDY) == 0x01 ) - { - dat = ReadCH438Data(REG_RBR_ADDR); - buff[ext_uart_no][buff_ptr[ext_uart_no]] = dat; - - buff_ptr[ext_uart_no] = buff_ptr[ext_uart_no] + 1; - if (buff_ptr[ext_uart_no] == CH438_BUFFSIZE) - buff_ptr[ext_uart_no] = 0; - RcvNum = RcvNum + 1; - } + /* Wait for the data to be ready */ + while((ReadCH438Data(REG_LSR_ADDR) & BIT_LSR_DATARDY) == 0 ); + while((ReadCH438Data(REG_LSR_ADDR) & BIT_LSR_DATARDY) == 0x01 ) + { + dat = ReadCH438Data(REG_RBR_ADDR); + buff[ext_uart_no][buff_ptr[ext_uart_no]] = dat; + + buff_ptr[ext_uart_no] = buff_ptr[ext_uart_no] + 1; + if (buff_ptr[ext_uart_no] == CH438_BUFFSIZE) + buff_ptr[ext_uart_no] = 0; + RcvNum = RcvNum + 1; + } return RcvNum; } @@ -362,15 +362,15 @@ uint8_t CH438UARTRcv(uint8_t ext_uart_no, char* buf) ****************************************************************************/ static void ImxrtCH438Init(void) { - CH438SetOutput(); - imxrt_config_gpio(CH438_NWR_PIN); - imxrt_config_gpio(CH438_NRD_PIN); - imxrt_config_gpio(CH438_ALE_PIN); - - imxrt_gpio_write(CH438_NWR_PIN,true); - imxrt_gpio_write(CH438_NRD_PIN,true); - imxrt_gpio_write(CH438_ALE_PIN,true); -} + CH438SetOutput(); + imxrt_config_gpio(CH438_NWR_PIN); + imxrt_config_gpio(CH438_NRD_PIN); + imxrt_config_gpio(CH438_ALE_PIN); + + imxrt_gpio_write(CH438_NWR_PIN,true); + imxrt_gpio_write(CH438_NRD_PIN,true); + imxrt_gpio_write(CH438_ALE_PIN,true); +} /**************************************************************************** * Name: CH438PortInit @@ -379,59 +379,59 @@ static void ImxrtCH438Init(void) * ch438 port initialization * ****************************************************************************/ -static void CH438PortInit(uint8_t ext_uart_no, uint32_t baud_rate) +static void CH438PortInit(uint8_t ext_uart_no, uint32_t baud_rate) { - uint32_t div; - uint8_t DLL,DLM,dlab; - uint8_t REG_LCR_ADDR; - uint8_t REG_DLL_ADDR; - uint8_t REG_DLM_ADDR; - uint8_t REG_IER_ADDR; - uint8_t REG_MCR_ADDR; - uint8_t REG_FCR_ADDR; - - REG_LCR_ADDR = offsetadd[ext_uart_no] | REG_LCR0_ADDR; - REG_DLL_ADDR = offsetadd[ext_uart_no] | REG_DLL0_ADDR; - REG_DLM_ADDR = offsetadd[ext_uart_no] | REG_DLM0_ADDR; - REG_IER_ADDR = offsetadd[ext_uart_no] | REG_IER0_ADDR; - REG_MCR_ADDR = offsetadd[ext_uart_no] | REG_MCR0_ADDR; - REG_FCR_ADDR = offsetadd[ext_uart_no] | REG_FCR0_ADDR; - - /* reset the uart */ + uint32_t div; + uint8_t DLL,DLM,dlab; + uint8_t REG_LCR_ADDR; + uint8_t REG_DLL_ADDR; + uint8_t REG_DLM_ADDR; + uint8_t REG_IER_ADDR; + uint8_t REG_MCR_ADDR; + uint8_t REG_FCR_ADDR; + + REG_LCR_ADDR = offsetadd[ext_uart_no] | REG_LCR0_ADDR; + REG_DLL_ADDR = offsetadd[ext_uart_no] | REG_DLL0_ADDR; + REG_DLM_ADDR = offsetadd[ext_uart_no] | REG_DLM0_ADDR; + REG_IER_ADDR = offsetadd[ext_uart_no] | REG_IER0_ADDR; + REG_MCR_ADDR = offsetadd[ext_uart_no] | REG_MCR0_ADDR; + REG_FCR_ADDR = offsetadd[ext_uart_no] | REG_FCR0_ADDR; + + /* reset the uart */ WriteCH438Data(REG_IER_ADDR, BIT_IER_RESET); - up_mdelay(50); - - dlab = ReadCH438Data(REG_IER_ADDR); - dlab &= 0xDF; - WriteCH438Data(REG_IER_ADDR, dlab); - - /* set LCR register DLAB bit 1 */ - dlab = ReadCH438Data(REG_LCR_ADDR); - dlab |= 0x80; - WriteCH438Data(REG_LCR_ADDR, dlab); + up_mdelay(50); + + dlab = ReadCH438Data(REG_IER_ADDR); + dlab &= 0xDF; + WriteCH438Data(REG_IER_ADDR, dlab); + + /* set LCR register DLAB bit 1 */ + dlab = ReadCH438Data(REG_LCR_ADDR); + dlab |= 0x80; + WriteCH438Data(REG_LCR_ADDR, dlab); div = ( Fpclk >> 4 ) / baud_rate; DLM = div >> 8; DLL = div & 0xff; - /* set bps */ - WriteCH438Data(REG_DLL_ADDR, DLL); + /* set bps */ + WriteCH438Data(REG_DLL_ADDR, DLL); WriteCH438Data(REG_DLM_ADDR, DLM); - /* set FIFO mode, 112 bytes */ - WriteCH438Data(REG_FCR_ADDR, BIT_FCR_RECVTG1 | BIT_FCR_RECVTG0 | BIT_FCR_FIFOEN); + /* set FIFO mode, 112 bytes */ + WriteCH438Data(REG_FCR_ADDR, BIT_FCR_RECVTG1 | BIT_FCR_RECVTG0 | BIT_FCR_FIFOEN); - /* 8 bit word size, 1 bit stop bit, no crc */ + /* 8 bit word size, 1 bit stop bit, no crc */ WriteCH438Data(REG_LCR_ADDR, BIT_LCR_WORDSZ1 | BIT_LCR_WORDSZ0); - /* enable interrupt */ - WriteCH438Data(REG_IER_ADDR, BIT_IER_IERECV); + /* enable interrupt */ + WriteCH438Data(REG_IER_ADDR, BIT_IER_IERECV); - /* allow interrupt output, DTR and RTS is 1 */ + /* allow interrupt output, DTR and RTS is 1 */ WriteCH438Data(REG_MCR_ADDR, BIT_MCR_OUT2); - /* release the data in FIFO */ - WriteCH438Data(REG_FCR_ADDR, ReadCH438Data(REG_FCR_ADDR)| BIT_FCR_TFIFORST); + /* release the data in FIFO */ + WriteCH438Data(REG_FCR_ADDR, ReadCH438Data(REG_FCR_ADDR)| BIT_FCR_TFIFORST); } /**************************************************************************** @@ -443,41 +443,41 @@ static void CH438PortInit(uint8_t ext_uart_no, uint32_t baud_rate) ****************************************************************************/ static int ImxrtCh438WriteData(uint8_t ext_uart_no, char *write_buffer, size_t size) { - int write_len, write_len_continue; - int i, write_index; - DEBUGASSERT(write_buffer != NULL); + int write_len, write_len_continue; + int i, write_index; + DEBUGASSERT(write_buffer != NULL); - write_len = size;; - write_len_continue = size; + write_len = size;; + write_len_continue = size; - if (write_len > CH438_BUFFSIZE) - { - if (0 == write_len % CH438_BUFFSIZE) - { - write_index = write_len / CH438_BUFFSIZE; - for (i = 0; i < write_index; i ++) - { - Ch438UartSend(ext_uart_no, write_buffer + i * CH438_BUFFSIZE, CH438_BUFFSIZE); - } - } - else - { - write_index = 0; - while (write_len_continue > CH438_BUFFSIZE) - { - Ch438UartSend(ext_uart_no, write_buffer + write_index * CH438_BUFFSIZE, CH438_BUFFSIZE); - write_index++; - write_len_continue = write_len - write_index * CH438_BUFFSIZE; - } - Ch438UartSend(ext_uart_no, write_buffer + write_index * CH438_BUFFSIZE, write_len_continue); - } - } - else - { - Ch438UartSend(ext_uart_no, write_buffer, write_len); - } + if (write_len > CH438_BUFFSIZE) + { + if (0 == write_len % CH438_BUFFSIZE) + { + write_index = write_len / CH438_BUFFSIZE; + for (i = 0; i < write_index; i ++) + { + Ch438UartSend(ext_uart_no, write_buffer + i * CH438_BUFFSIZE, CH438_BUFFSIZE); + } + } + else + { + write_index = 0; + while (write_len_continue > CH438_BUFFSIZE) + { + Ch438UartSend(ext_uart_no, write_buffer + write_index * CH438_BUFFSIZE, CH438_BUFFSIZE); + write_index++; + write_len_continue = write_len - write_index * CH438_BUFFSIZE; + } + Ch438UartSend(ext_uart_no, write_buffer + write_index * CH438_BUFFSIZE, write_len_continue); + } + } + else + { + Ch438UartSend(ext_uart_no, write_buffer, write_len); + } - return 0; + return 0; } /**************************************************************************** @@ -489,51 +489,51 @@ static int ImxrtCh438WriteData(uint8_t ext_uart_no, char *write_buffer, size_t s ****************************************************************************/ static size_t ImxrtCh438ReadData(uint8_t ext_uart_no) { - size_t RevLen = 0; - uint8_t InterruptStatus; - uint8_t REG_IIR_ADDR; - uint8_t REG_LSR_ADDR; - uint8_t REG_MSR_ADDR; + size_t RevLen = 0; + uint8_t InterruptStatus; + uint8_t REG_IIR_ADDR; + uint8_t REG_LSR_ADDR; + uint8_t REG_MSR_ADDR; - pthread_mutex_lock(&mutex[ext_uart_no]); - while(done[ext_uart_no] == false) - pthread_cond_wait(&cond[ext_uart_no], &mutex[ext_uart_no]); - if (done[ext_uart_no] == true) - { - REG_IIR_ADDR = offsetadd[ext_uart_no] | REG_IIR0_ADDR; - REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; - REG_MSR_ADDR = offsetadd[ext_uart_no] | REG_MSR0_ADDR; - InterruptStatus = ReadCH438Data(REG_IIR_ADDR) & 0x0f; /* 读串口的中断状态 */ - ch438info("InterruptStatus is %d\n", InterruptStatus); - - switch(InterruptStatus) - { - case INT_NOINT: /* 没有中断 */ - break; - case INT_THR_EMPTY: /* THR空中断 */ - break; - case INT_RCV_OVERTIME: /* 接收超时中断，收到数据后一般是触发这个 。在收到一帧数据后4个数据时间没有后续的数据时触发*/ - case INT_RCV_SUCCESS: /* 接收数据可用中断。这是一个数据帧超过缓存了才发生，否则一般是前面的超时中断。处理过程同上面的超时中断 */ - RevLen = CH438UARTRcv(ext_uart_no, buff[ext_uart_no]); - buff_ptr[ext_uart_no] = 0; - break; + pthread_mutex_lock(&mutex[ext_uart_no]); + while(done[ext_uart_no] == false) + pthread_cond_wait(&cond[ext_uart_no], &mutex[ext_uart_no]); + if (done[ext_uart_no] == true) + { + REG_IIR_ADDR = offsetadd[ext_uart_no] | REG_IIR0_ADDR; + REG_LSR_ADDR = offsetadd[ext_uart_no] | REG_LSR0_ADDR; + REG_MSR_ADDR = offsetadd[ext_uart_no] | REG_MSR0_ADDR; + InterruptStatus = ReadCH438Data(REG_IIR_ADDR) & 0x0f; /* 读串口的中断状态 */ + ch438info("InterruptStatus is %d\n", InterruptStatus); + + switch(InterruptStatus) + { + case INT_NOINT: /* 没有中断 */ + break; + case INT_THR_EMPTY: /* THR空中断 */ + break; + case INT_RCV_OVERTIME: /* 接收超时中断，收到数据后一般是触发这个 。在收到一帧数据后4个数据时间没有后续的数据时触发*/ + case INT_RCV_SUCCESS: /* 接收数据可用中断。这是一个数据帧超过缓存了才发生，否则一般是前面的超时中断。处理过程同上面的超时中断 */ + RevLen = CH438UARTRcv(ext_uart_no, buff[ext_uart_no]); + buff_ptr[ext_uart_no] = 0; + break; - case INT_RCV_LINES: /* 接收线路状态中断 */ - ReadCH438Data(REG_LSR_ADDR); - break; - case INT_MODEM_CHANGE: /* MODEM输入变化中断 */ - ReadCH438Data(REG_MSR_ADDR); - break; - default: - break; - } + case INT_RCV_LINES: /* 接收线路状态中断 */ + ReadCH438Data(REG_LSR_ADDR); + break; + case INT_MODEM_CHANGE: /* MODEM输入变化中断 */ + ReadCH438Data(REG_MSR_ADDR); + break; + default: + break; + } - done[ext_uart_no] = false; + done[ext_uart_no] = false; - } - pthread_mutex_unlock(&mutex[ext_uart_no]); + } + pthread_mutex_unlock(&mutex[ext_uart_no]); - return RevLen; + return RevLen; } /**************************************************************************** @@ -545,45 +545,46 @@ static size_t ImxrtCh438ReadData(uint8_t ext_uart_no) ****************************************************************************/ static void Ch438InitDefault(void) { - - int ret, i; + + int ret = 0; + int i; - /* Initialize the mutex */ + /* Initialize the mutex */ - for(i = 0; i < CH438PORTNUM; i++) - { - ret = pthread_mutex_init(&mutex[i], NULL); - if (ret != 0) - { - ch438err("pthread_mutex_init failed, status=%d\n", ret); - } - } + for(i = 0; i < CH438PORTNUM; i++) + { + ret = pthread_mutex_init(&mutex[i], NULL); + if (ret != 0) + { + ch438err("pthread_mutex_init failed, status=%d\n", ret); + } + } - /* Initialize the condition variable */ - for(i = 0; i < CH438PORTNUM; i++) - { - ret = pthread_cond_init(&cond[i], NULL); - if (ret != 0) - { - ch438err("pthread_cond_init failed, status=%d\n", ret); - } - } + /* Initialize the condition variable */ + for(i = 0; i < CH438PORTNUM; i++) + { + ret = pthread_cond_init(&cond[i], NULL); + if (ret != 0) + { + ch438err("pthread_cond_init failed, status=%d\n", ret); + } + } - ret = task_create("ch438_task", 60, 8192, getInterruptStatus, NULL); + ret = task_create("ch438_task", 60, 8192, getInterruptStatus, NULL); if (ret < 0) { ch438err("task create failed, status=%d\n", ret); } - ImxrtCH438Init(); - CH438PortInit(0,115200); - CH438PortInit(1,115200); - CH438PortInit(2,9600); - CH438PortInit(3,9600); - CH438PortInit(4,115200); - CH438PortInit(5,115200); - CH438PortInit(6,115200); - CH438PortInit(7,115200); + ImxrtCH438Init(); + CH438PortInit(0,115200); + CH438PortInit(1,115200); + CH438PortInit(2,9600); + CH438PortInit(3,9600); + CH438PortInit(4,115200); + CH438PortInit(5,115200); + CH438PortInit(6,115200); + CH438PortInit(7,115200); } /**************************************************************************** @@ -591,18 +592,18 @@ static void Ch438InitDefault(void) ****************************************************************************/ static int ch438_open(FAR struct file *filep) { - FAR struct inode *inode = filep->f_inode; - FAR struct ch438_dev_s *priv = inode->i_private; - uint8_t port = priv->port; - DEBUGASSERT(port >= 0 && port < CH438PORTNUM); + FAR struct inode *inode = filep->f_inode; + FAR struct ch438_dev_s *priv = inode->i_private; + uint8_t port = priv->port; + DEBUGASSERT(port >= 0 && port < CH438PORTNUM); - if (g_ch438open[port]) - { - return -EBUSY; - } - g_ch438open[port] = true; + if (g_ch438open[port]) + { + return -EBUSY; + } + g_ch438open[port] = true; - return OK; + return OK; } /**************************************************************************** @@ -610,13 +611,13 @@ static int ch438_open(FAR struct file *filep) ****************************************************************************/ static int ch438_close(FAR struct file *filep) { - FAR struct inode *inode = filep->f_inode; - FAR struct ch438_dev_s *priv = inode->i_private; - uint8_t port = priv->port; - DEBUGASSERT(port >= 0 && port < CH438PORTNUM); + FAR struct inode *inode = filep->f_inode; + FAR struct ch438_dev_s *priv = inode->i_private; + uint8_t port = priv->port; + DEBUGASSERT(port >= 0 && port < CH438PORTNUM); - g_ch438open[port] = false; - return OK; + g_ch438open[port] = false; + return OK; } /**************************************************************************** @@ -624,21 +625,21 @@ static int ch438_close(FAR struct file *filep) ****************************************************************************/ static ssize_t ch438_read(FAR struct file *filep, FAR char *buffer, size_t buflen) { - size_t length = 0; - FAR struct inode *inode = filep->f_inode; - FAR struct ch438_dev_s *priv = inode->i_private; - uint8_t port = priv->port; - DEBUGASSERT(port >= 0 && port < CH438PORTNUM); + size_t length = 0; + FAR struct inode *inode = filep->f_inode; + FAR struct ch438_dev_s *priv = inode->i_private; + uint8_t port = priv->port; + DEBUGASSERT(port >= 0 && port < CH438PORTNUM); - length = ImxrtCh438ReadData(port); + length = ImxrtCh438ReadData(port); memcpy(buffer, buff[port], length); - if (length > buflen) - { - length = buflen; - } + if (length > buflen) + { + length = buflen; + } - return length; + return length; } /**************************************************************************** @@ -646,14 +647,14 @@ static ssize_t ch438_read(FAR struct file *filep, FAR char *buffer, size_t bufle ****************************************************************************/ static ssize_t ch438_write(FAR struct file *filep, FAR const char *buffer, size_t buflen) { - FAR struct inode *inode = filep->f_inode; - FAR struct ch438_dev_s *priv = inode->i_private; - uint8_t port = priv->port; - DEBUGASSERT(port >= 0 && port < CH438PORTNUM); + FAR struct inode *inode = filep->f_inode; + FAR struct ch438_dev_s *priv = inode->i_private; + uint8_t port = priv->port; + DEBUGASSERT(port >= 0 && port < CH438PORTNUM); - ImxrtCh438WriteData(port, buffer, buflen); - - return buflen; + ImxrtCh438WriteData(port, buffer, buflen); + + return buflen; } @@ -666,30 +667,30 @@ static ssize_t ch438_write(FAR struct file *filep, FAR const char *buffer, size_ ****************************************************************************/ static int ch438_register(FAR const char *devpath, uint8_t port) { - FAR struct ch438_dev_s *priv; - int ret = 0; + FAR struct ch438_dev_s *priv; + int ret = 0; - /* port number check */ - DEBUGASSERT(port >= 0 && port < CH438PORTNUM); + /* port number check */ + DEBUGASSERT(port >= 0 && port < CH438PORTNUM); - priv = (FAR struct ch438_dev_s *)kmm_malloc(sizeof(struct ch438_dev_s)); - if (priv == NULL) - { - ch438err("ERROR: Failed to allocate instance\n"); - return -ENOMEM; - } + priv = (FAR struct ch438_dev_s *)kmm_malloc(sizeof(struct ch438_dev_s)); + if (priv == NULL) + { + ch438err("ERROR: Failed to allocate instance\n"); + return -ENOMEM; + } - priv->port = port; + priv->port = port; - /* Register the character driver */ - ret = register_driver(devpath, &g_ch438fops, 0666, priv); - if (ret < 0) - { - ch438err("ERROR: Failed to register driver: %d\n", ret); - kmm_free(priv); - } - - return ret; + /* Register the character driver */ + ret = register_driver(devpath, &g_ch438fops, 0666, priv); + if (ret < 0) + { + ch438err("ERROR: Failed to register driver: %d\n", ret); + kmm_free(priv); + } + + return ret; } /**************************************************************************** @@ -699,84 +700,39 @@ static int ch438_register(FAR const char *devpath, uint8_t port) * ch438 initialize * ****************************************************************************/ -int board_ch438_initialize(void) +void board_ch438_initialize(void) { - int ret = 0; - - Ch438InitDefault(); + Ch438InitDefault(); #ifdef CONFIG_CH438_EXTUART0 - ret = ch438_register("/dev/extuart_dev0", 0); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev0: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev0", 0); #endif #ifdef CONFIG_CH438_EXTUART1 - ret = ch438_register("/dev/extuart_dev1", 1); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev1: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev1", 1); #endif #ifdef CONFIG_CH438_EXTUART2 - ret = ch438_register("/dev/extuart_dev2", 2); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev2: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev2", 2); #endif #ifdef CONFIG_CH438_EXTUART3 - ret = ch438_register("/dev/extuart_dev3", 3); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev3: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev3", 3); #endif #ifdef CONFIG_CH438_EXTUART4 - ret = ch438_register("/dev/extuart_dev4", 4); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev4: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev4", 4); #endif #ifdef CONFIG_CH438_EXTUART5 - ret = ch438_register("/dev/extuart_dev5", 5); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev5: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev5", 5); #endif #ifdef CONFIG_CH438_EXTUART6 - ret = ch438_register("/dev/extuart_dev6", 6); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev6: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev6", 6); #endif #ifdef CONFIG_CH438_EXTUART7 - ret = ch438_register("/dev/extuart_dev7", 7); - if (ret < 0) - { - ch438err("Failed to register /dev/extuart_dev7: %d\n", ret); - goto __exit; - } + ch438_register("/dev/extuart_dev7", 7); #endif - -__exit: - return ret; } \ No newline at end of file diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.h b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.h index f9403db9b..afc9b0ae0 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.h +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.h @@ -356,7 +356,7 @@ * Public Function Prototypes ****************************************************************************/ #ifdef CONFIG_BSP_USING_CH438 -int board_ch438_initialize(void); +void board_ch438_initialize(void); #endif #endif /* __BOARDS_ARM_IMXRT_XIDATONG_SRC_IMXRT_CH438_H */