mirror of
https://github.com/supleed2/ELEC50003-P1-CW.git
synced 2024-12-22 13:35:49 +00:00
Add nonblock flag to UART FILE*
This commit is contained in:
parent
7ab9de2cc7
commit
108f4d1495
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@ -1,5 +1,3 @@
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#include <stdio.h>
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#include "I2C_core.h"
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#include "terasic_includes.h"
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@ -12,7 +10,7 @@
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#include <unistd.h>
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//EEE_IMGPROC defines
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#define EEE_IMGPROC_MSG_START ('R'<<16 | 'B'<<8 | 'B')
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#define EEE_IMGPROC_MSG_START ('R' << 16 | 'B' << 8 | 'B')
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//offsets
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#define EEE_IMGPROC_STATUS 0
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@ -26,286 +24,242 @@
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#define GAIN_STEP 0x040
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#define DEFAULT_LEVEL 3
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#define MIPI_REG_PHYClkCtl 0x0056
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#define MIPI_REG_PHYData0Ctl 0x0058
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#define MIPI_REG_PHYData1Ctl 0x005A
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#define MIPI_REG_PHYData2Ctl 0x005C
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#define MIPI_REG_PHYData3Ctl 0x005E
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#define MIPI_REG_PHYTimDly 0x0060
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#define MIPI_REG_PHYSta 0x0062
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#define MIPI_REG_CSIStatus 0x0064
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#define MIPI_REG_CSIErrEn 0x0066
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#define MIPI_REG_MDLSynErr 0x0068
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#define MIPI_REG_FrmErrCnt 0x0080
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#define MIPI_REG_MDLErrCnt 0x0090
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#define MIPI_REG_PHYClkCtl 0x0056
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#define MIPI_REG_PHYData0Ctl 0x0058
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#define MIPI_REG_PHYData1Ctl 0x005A
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#define MIPI_REG_PHYData2Ctl 0x005C
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#define MIPI_REG_PHYData3Ctl 0x005E
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#define MIPI_REG_PHYTimDly 0x0060
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#define MIPI_REG_PHYSta 0x0062
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#define MIPI_REG_CSIStatus 0x0064
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#define MIPI_REG_CSIErrEn 0x0066
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#define MIPI_REG_MDLSynErr 0x0068
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#define MIPI_REG_FrmErrCnt 0x0080
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#define MIPI_REG_MDLErrCnt 0x0090
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void mipi_clear_error(void){
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MipiBridgeRegWrite(MIPI_REG_CSIStatus,0x01FF); // clear error
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MipiBridgeRegWrite(MIPI_REG_MDLSynErr,0x0000); // clear error
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MipiBridgeRegWrite(MIPI_REG_FrmErrCnt,0x0000); // clear error
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MipiBridgeRegWrite(MIPI_REG_MDLErrCnt, 0x0000); // clear error
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void mipi_clear_error(void)
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{
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MipiBridgeRegWrite(MIPI_REG_CSIStatus, 0x01FF); // clear error
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MipiBridgeRegWrite(MIPI_REG_MDLSynErr, 0x0000); // clear error
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MipiBridgeRegWrite(MIPI_REG_FrmErrCnt, 0x0000); // clear error
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MipiBridgeRegWrite(MIPI_REG_MDLErrCnt, 0x0000); // clear error
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MipiBridgeRegWrite(0x0082,0x00);
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MipiBridgeRegWrite(0x0084,0x00);
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MipiBridgeRegWrite(0x0086,0x00);
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MipiBridgeRegWrite(0x0088,0x00);
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MipiBridgeRegWrite(0x008A,0x00);
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MipiBridgeRegWrite(0x008C,0x00);
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MipiBridgeRegWrite(0x008E,0x00);
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MipiBridgeRegWrite(0x0090,0x00);
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MipiBridgeRegWrite(0x0082, 0x00);
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MipiBridgeRegWrite(0x0084, 0x00);
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MipiBridgeRegWrite(0x0086, 0x00);
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MipiBridgeRegWrite(0x0088, 0x00);
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MipiBridgeRegWrite(0x008A, 0x00);
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MipiBridgeRegWrite(0x008C, 0x00);
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MipiBridgeRegWrite(0x008E, 0x00);
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MipiBridgeRegWrite(0x0090, 0x00);
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}
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void mipi_show_error_info(void){
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void mipi_show_error_info(void)
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{
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alt_u16 PHY_status, SCI_status, MDLSynErr, FrmErrCnt, MDLErrCnt;
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alt_u16 PHY_status, SCI_status, MDLSynErr, FrmErrCnt, MDLErrCnt;
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PHY_status = MipiBridgeRegRead(MIPI_REG_PHYSta);
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SCI_status = MipiBridgeRegRead(MIPI_REG_CSIStatus);
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MDLSynErr = MipiBridgeRegRead(MIPI_REG_MDLSynErr);
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FrmErrCnt = MipiBridgeRegRead(MIPI_REG_FrmErrCnt);
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MDLErrCnt = MipiBridgeRegRead(MIPI_REG_MDLErrCnt);
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printf("PHY_status=%xh, CSI_status=%xh, MDLSynErr=%xh, FrmErrCnt=%xh, MDLErrCnt=%xh\r\n", PHY_status, SCI_status, MDLSynErr,FrmErrCnt, MDLErrCnt);
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PHY_status = MipiBridgeRegRead(MIPI_REG_PHYSta);
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SCI_status = MipiBridgeRegRead(MIPI_REG_CSIStatus);
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MDLSynErr = MipiBridgeRegRead(MIPI_REG_MDLSynErr);
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FrmErrCnt = MipiBridgeRegRead(MIPI_REG_FrmErrCnt);
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MDLErrCnt = MipiBridgeRegRead(MIPI_REG_MDLErrCnt);
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printf("PHY_status=%xh, CSI_status=%xh, MDLSynErr=%xh, FrmErrCnt=%xh, MDLErrCnt=%xh\r\n", PHY_status, SCI_status, MDLSynErr, FrmErrCnt, MDLErrCnt);
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}
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void mipi_show_error_info_more(void){
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printf("FrmErrCnt = %d\n",MipiBridgeRegRead(0x0080));
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printf("CRCErrCnt = %d\n",MipiBridgeRegRead(0x0082));
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printf("CorErrCnt = %d\n",MipiBridgeRegRead(0x0084));
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printf("HdrErrCnt = %d\n",MipiBridgeRegRead(0x0086));
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printf("EIDErrCnt = %d\n",MipiBridgeRegRead(0x0088));
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printf("CtlErrCnt = %d\n",MipiBridgeRegRead(0x008A));
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printf("SoTErrCnt = %d\n",MipiBridgeRegRead(0x008C));
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printf("SynErrCnt = %d\n",MipiBridgeRegRead(0x008E));
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printf("MDLErrCnt = %d\n",MipiBridgeRegRead(0x0090));
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printf("FIFOSTATUS = %d\n",MipiBridgeRegRead(0x00F8));
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printf("DataType = 0x%04x\n",MipiBridgeRegRead(0x006A));
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printf("CSIPktLen = %d\n",MipiBridgeRegRead(0x006E));
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void mipi_show_error_info_more(void)
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{
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printf("FrmErrCnt = %d\n", MipiBridgeRegRead(0x0080));
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printf("CRCErrCnt = %d\n", MipiBridgeRegRead(0x0082));
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printf("CorErrCnt = %d\n", MipiBridgeRegRead(0x0084));
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printf("HdrErrCnt = %d\n", MipiBridgeRegRead(0x0086));
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printf("EIDErrCnt = %d\n", MipiBridgeRegRead(0x0088));
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printf("CtlErrCnt = %d\n", MipiBridgeRegRead(0x008A));
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printf("SoTErrCnt = %d\n", MipiBridgeRegRead(0x008C));
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printf("SynErrCnt = %d\n", MipiBridgeRegRead(0x008E));
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printf("MDLErrCnt = %d\n", MipiBridgeRegRead(0x0090));
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printf("FIFOSTATUS = %d\n", MipiBridgeRegRead(0x00F8));
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printf("DataType = 0x%04x\n", MipiBridgeRegRead(0x006A));
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printf("CSIPktLen = %d\n", MipiBridgeRegRead(0x006E));
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}
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bool MIPI_Init(void)
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{
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bool bSuccess;
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bSuccess = oc_i2c_init_ex(I2C_OPENCORES_MIPI_BASE, 50 * 1000 * 1000, 400 * 1000); //I2C: 400K
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if (!bSuccess)
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{
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printf("failed to init MIPI- Bridge i2c\r\n");
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}
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bool MIPI_Init(void){
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bool bSuccess;
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bSuccess = oc_i2c_init_ex(I2C_OPENCORES_MIPI_BASE, 50*1000*1000,400*1000); //I2C: 400K
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if (!bSuccess)
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printf("failed to init MIPI- Bridge i2c\r\n");
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usleep(50*1000);
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usleep(50 * 1000);
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MipiBridgeInit();
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usleep(500*1000);
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// bSuccess = oc_i2c_init_ex(I2C_OPENCORES_CAMERA_BASE, 50*1000*1000,400*1000); //I2C: 400K
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// if (!bSuccess)
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// printf("failed to init MIPI- Camera i2c\r\n");
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usleep(500 * 1000);
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MipiCameraInit();
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MIPI_BIN_LEVEL(DEFAULT_LEVEL);
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// OV8865_FOCUS_Move_to(340);
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// oc_i2c_uninit(I2C_OPENCORES_CAMERA_BASE); // Release I2C bus , due to two I2C master shared!
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usleep(1000);
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usleep(1000);
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// oc_i2c_uninit(I2C_OPENCORES_MIPI_BASE);
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return bSuccess;
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return bSuccess;
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}
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int main()
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{
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fcntl(STDIN_FILENO, F_SETFL, O_NONBLOCK);
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fcntl(STDIN_FILENO, F_SETFL, O_NONBLOCK);
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printf("DE10-LITE D8M VGA Demo\n");
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printf("Imperial College EEE2 Project version\n");
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IOWR(MIPI_PWDN_N_BASE, 0x00, 0x00);
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IOWR(MIPI_RESET_N_BASE, 0x00, 0x00);
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usleep(2000);
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IOWR(MIPI_PWDN_N_BASE, 0x00, 0xFF);
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usleep(2000);
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IOWR(MIPI_RESET_N_BASE, 0x00, 0xFF);
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printf("Image Processor ID: %x\n",IORD(0x42000,EEE_IMGPROC_ID));
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//printf("Image Processor ID: %x\n",IORD(EEE_IMGPROC_0_BASE,EEE_IMGPROC_ID)); //Don't know why this doesn't work - definition is in system.h in BSP
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usleep(2000);
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// MIPI Init
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if (!MIPI_Init()){
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printf("MIPI_Init Init failed!\r\n");
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}else{
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printf("MIPI_Init Init successfully!\r\n");
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}
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// while(1){
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mipi_clear_error();
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usleep(50*1000);
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mipi_clear_error();
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usleep(1000*1000);
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mipi_show_error_info();
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// mipi_show_error_info_more();
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printf("\n");
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// }
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#if 0 // focus sweep
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printf("\nFocus sweep\n");
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alt_u16 ii= 350;
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alt_u8 dir = 0;
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while(1){
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if(ii< 50) dir = 1;
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else if (ii> 1000) dir =0;
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if(dir) ii += 20;
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else ii -= 20;
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printf("%d\n",ii);
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OV8865_FOCUS_Move_to(ii);
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usleep(50*1000);
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}
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#endif
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printf("DE10-LITE D8M VGA Demo\n");
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printf("Imperial College EEE2 Project version\n");
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IOWR(MIPI_PWDN_N_BASE, 0x00, 0x00);
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IOWR(MIPI_RESET_N_BASE, 0x00, 0x00);
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usleep(2000);
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IOWR(MIPI_PWDN_N_BASE, 0x00, 0xFF);
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usleep(2000);
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IOWR(MIPI_RESET_N_BASE, 0x00, 0xFF);
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printf("Image Processor ID: %x\n", IORD(0x42000, EEE_IMGPROC_ID));
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//printf("Image Processor ID: %x\n",IORD(EEE_IMGPROC_0_BASE,EEE_IMGPROC_ID)); //Don't know why this doesn't work - definition is in system.h in BSP
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usleep(2000);
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// MIPI Init
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if (!MIPI_Init())
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{
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printf("MIPI_Init Init failed!\r\n");
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}
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else
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{
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printf("MIPI_Init Init successfully!\r\n");
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}
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// while(1){
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mipi_clear_error();
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usleep(50 * 1000);
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mipi_clear_error();
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usleep(1000 * 1000);
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mipi_show_error_info();
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// mipi_show_error_info_more();
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printf("\n");
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// }
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//////////////////////////////////////////////////////////
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alt_u16 bin_level = DEFAULT_LEVEL;
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alt_u8 manual_focus_step = 10;
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alt_u16 current_focus = 300;
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int boundingBoxColour = 0;
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alt_u32 exposureTime = EXPOSURE_INIT;
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alt_u16 gain = GAIN_INIT;
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alt_u16 bin_level = DEFAULT_LEVEL;
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alt_u8 manual_focus_step = 10;
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alt_u16 current_focus = 300;
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int boundingBoxColour = 0;
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alt_u32 exposureTime = EXPOSURE_INIT;
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alt_u16 gain = GAIN_INIT;
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OV8865SetExposure(exposureTime);
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OV8865SetGain(gain);
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Focus_Init();
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OV8865SetExposure(exposureTime);
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OV8865SetGain(gain);
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Focus_Init();
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FILE* ser = fopen("/dev/uart_0", "rb+");
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if(ser){
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printf("Opened UART\n");
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} else {
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printf("Failed to open UART\n");
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while (1);
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FILE *ser = fopen("/dev/uart_0", "rb+");
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fcntl(ser, F_SETFL, O_NONBLOCK);
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if (ser)
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{
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printf("Opened UART\n");
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}
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else
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{
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printf("Failed to open UART\n");
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while (1)
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{
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}
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}
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while (1)
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{
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// touch KEY0 to trigger Auto focus
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if ((IORD(KEY_BASE, 0) & 0x03) == 0x02)
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{
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current_focus = Focus_Window(320, 240);
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}
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// touch KEY1 to ZOOM
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if ((IORD(KEY_BASE, 0) & 0x03) == 0x01)
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{
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if (bin_level == 3)
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bin_level = 1;
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else
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bin_level++;
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printf("set bin level to %d\n", bin_level);
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MIPI_BIN_LEVEL(bin_level);
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usleep(500000);
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}
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while(1){
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//Read messages from the image processor and print them on the terminal
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while ((IORD(0x42000, EEE_IMGPROC_STATUS) >> 8) & 0xff)
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{ //Find out if there are words to read
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int word = IORD(0x42000, EEE_IMGPROC_MSG); //Get next word from message buffer
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if (fwrite(&word, 4, 1, ser) != 1)
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printf("Error writing to UART");
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if (word == EEE_IMGPROC_MSG_START) //Newline on message identifier
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printf("\n");
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printf("%08x ", word);
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}
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// touch KEY0 to trigger Auto focus
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if((IORD(KEY_BASE,0)&0x03) == 0x02){
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//Update the bounding box colour
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boundingBoxColour = ((boundingBoxColour + 1) & 0xff);
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IOWR(0x42000, EEE_IMGPROC_BBCOL, (boundingBoxColour << 8) | (0xff - boundingBoxColour));
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current_focus = Focus_Window(320,240);
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}
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// touch KEY1 to ZOOM
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if((IORD(KEY_BASE,0)&0x03) == 0x01){
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if(bin_level == 3 )bin_level = 1;
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else bin_level ++;
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printf("set bin level to %d\n",bin_level);
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MIPI_BIN_LEVEL(bin_level);
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usleep(500000);
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//Process input commands
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int in = getchar();
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switch (in)
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{
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case 'e':
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{
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exposureTime += EXPOSURE_STEP;
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OV8865SetExposure(exposureTime);
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printf("\nExposure = %x ", exposureTime);
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break;
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}
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case 'd':
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{
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exposureTime -= EXPOSURE_STEP;
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OV8865SetExposure(exposureTime);
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printf("\nExposure = %x ", exposureTime);
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break;
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}
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case 't':
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{
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gain += GAIN_STEP;
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OV8865SetGain(gain);
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printf("\nGain = %x ", gain);
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break;
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}
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case 'g':
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{
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gain -= GAIN_STEP;
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OV8865SetGain(gain);
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printf("\nGain = %x ", gain);
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break;
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}
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case 'r':
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{
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current_focus += manual_focus_step;
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if (current_focus > 1023)
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current_focus = 1023;
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OV8865_FOCUS_Move_to(current_focus);
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printf("\nFocus = %x ", current_focus);
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break;
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}
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case 'f':
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{
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if (current_focus > manual_focus_step)
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current_focus -= manual_focus_step;
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OV8865_FOCUS_Move_to(current_focus);
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printf("\nFocus = %x ", current_focus);
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break;
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}
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}
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}
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#if 0
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if((IORD(KEY_BASE,0)&0x0F) == 0x0E){
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current_focus = Focus_Window(320,240);
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}
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// touch KEY1 to trigger Manual focus - step
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if((IORD(KEY_BASE,0)&0x0F) == 0x0D){
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if(current_focus > manual_focus_step) current_focus -= manual_focus_step;
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else current_focus = 0;
|
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OV8865_FOCUS_Move_to(current_focus);
|
||||
|
||||
}
|
||||
|
||||
// touch KEY2 to trigger Manual focus + step
|
||||
if((IORD(KEY_BASE,0)&0x0F) == 0x0B){
|
||||
current_focus += manual_focus_step;
|
||||
if(current_focus >1023) current_focus = 1023;
|
||||
OV8865_FOCUS_Move_to(current_focus);
|
||||
}
|
||||
|
||||
// touch KEY3 to ZOOM
|
||||
if((IORD(KEY_BASE,0)&0x0F) == 0x07){
|
||||
if(bin_level == 3 )bin_level = 1;
|
||||
else bin_level ++;
|
||||
printf("set bin level to %d\n",bin_level);
|
||||
MIPI_BIN_LEVEL(bin_level);
|
||||
usleep(500000);
|
||||
|
||||
}
|
||||
#endif
|
||||
|
||||
//Read messages from the image processor and print them on the terminal
|
||||
while ((IORD(0x42000,EEE_IMGPROC_STATUS)>>8) & 0xff) { //Find out if there are words to read
|
||||
int word = IORD(0x42000,EEE_IMGPROC_MSG); //Get next word from message buffer
|
||||
if (fwrite(&word, 4, 1, ser) != 1)
|
||||
printf("Error writing to UART");
|
||||
if (word == EEE_IMGPROC_MSG_START) //Newline on message identifier
|
||||
printf("\n");
|
||||
printf("%08x ",word);
|
||||
}
|
||||
|
||||
//Update the bounding box colour
|
||||
boundingBoxColour = ((boundingBoxColour + 1) & 0xff);
|
||||
IOWR(0x42000, EEE_IMGPROC_BBCOL, (boundingBoxColour << 8) | (0xff - boundingBoxColour));
|
||||
|
||||
//Process input commands
|
||||
int in = getchar();
|
||||
switch (in) {
|
||||
case 'e': {
|
||||
exposureTime += EXPOSURE_STEP;
|
||||
OV8865SetExposure(exposureTime);
|
||||
printf("\nExposure = %x ", exposureTime);
|
||||
break;}
|
||||
case 'd': {
|
||||
exposureTime -= EXPOSURE_STEP;
|
||||
OV8865SetExposure(exposureTime);
|
||||
printf("\nExposure = %x ", exposureTime);
|
||||
break;}
|
||||
case 't': {
|
||||
gain += GAIN_STEP;
|
||||
OV8865SetGain(gain);
|
||||
printf("\nGain = %x ", gain);
|
||||
break;}
|
||||
case 'g': {
|
||||
gain -= GAIN_STEP;
|
||||
OV8865SetGain(gain);
|
||||
printf("\nGain = %x ", gain);
|
||||
break;}
|
||||
case 'r': {
|
||||
current_focus += manual_focus_step;
|
||||
if(current_focus >1023) current_focus = 1023;
|
||||
OV8865_FOCUS_Move_to(current_focus);
|
||||
printf("\nFocus = %x ",current_focus);
|
||||
break;}
|
||||
case 'f': {
|
||||
if(current_focus > manual_focus_step) current_focus -= manual_focus_step;
|
||||
OV8865_FOCUS_Move_to(current_focus);
|
||||
printf("\nFocus = %x ",current_focus);
|
||||
break;}
|
||||
}
|
||||
|
||||
|
||||
//Main loop delay
|
||||
usleep(10000);
|
||||
|
||||
};
|
||||
return 0;
|
||||
//Main loop delay
|
||||
usleep(10000);
|
||||
};
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue