Add camera driver and examples for edu-riscv64 from Wu_zheng

it is OK
2022-11-25 10:25:38 +08:00
parent d845bd61b6 334d5f1eee
commit e5bf0cee41
51 changed files with 2594 additions and 270 deletions
@@ -163,3 +163,9 @@ if BSP_USING_DAC
        bool "Using DAC bus drivers"
        default n
 endif
+
+if BSP_USING_CAMERA
+    config RESOURCES_CAMERA
+        bool "Using Camera bus drivers"
+        default n
+endif
@@ -65,4 +65,8 @@ ifeq ($(CONFIG_RESOURCES_DAC),y)
 	SRC_DIR += dac
 endif

+ifeq ($(CONFIG_RESOURCES_CAMERA),y)
+	SRC_DIR += camera
+endif
+
 include $(KERNEL_ROOT)/compiler.mk
@@ -0,0 +1,5 @@
+SRC_FILES += dev_camera.c drv_camera.c bus_camera.c
+
+
+
+include $(KERNEL_ROOT)/compiler.mk
@@ -0,0 +1,123 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file bus_camera.c
+* @brief register camera bus function using bus driver framework
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2021-04-24
+*/
+
+#include <bus_camera.h>
+#include <dev_camera.h>
+
+/*Register the CAMERA BUS*/
+int CameraBusInit(struct CameraBus *camera_bus, const char *bus_name)
+{
+    NULL_PARAM_CHECK(camera_bus);
+    NULL_PARAM_CHECK(bus_name);
+
+    x_err_t ret = EOK;
+
+    if (BUS_INSTALL != camera_bus->bus.bus_state) {
+        strncpy(camera_bus->bus.bus_name, bus_name, NAME_NUM_MAX);
+
+        camera_bus->bus.bus_type = TYPE_CAMERA_BUS;
+        camera_bus->bus.bus_state = BUS_INSTALL;
+        camera_bus->bus.private_data = camera_bus->private_data;
+
+        ret = BusRegister(&camera_bus->bus);
+        if (EOK != ret) {
+            KPrintf("CameraBusInit BusRegister error %u\n", ret);
+            return ret;
+        }
+    } else {
+        KPrintf("CameraBusInit BusRegister bus has been register state%u\n", camera_bus->bus.bus_state);        
+    }
+
+    return ret;
+}
+
+/*Register the CAMERA Driver*/
+int CameraDriverInit(struct CameraDriver *camera_driver, const char *driver_name)
+{
+    NULL_PARAM_CHECK(camera_driver);
+    NULL_PARAM_CHECK(driver_name);
+
+    x_err_t ret = EOK;
+
+    if (DRV_INSTALL != camera_driver->driver.driver_state) {
+        camera_driver->driver.driver_type = TYPE_CAMERA_DRV;
+        camera_driver->driver.driver_state = DRV_INSTALL;
+
+        strncpy(camera_driver->driver.drv_name, driver_name, NAME_NUM_MAX);
+
+        camera_driver->driver.private_data = camera_driver->private_data;
+
+        camera_driver->driver.configure = camera_driver->configure;
+
+        ret = CameraDriverRegister(&camera_driver->driver);
+        if (EOK != ret) {
+            KPrintf("CameraDriverInit DriverRegister error %u\n", ret);
+            return ret;
+        }
+    } else {
+        KPrintf("CameraDriverInit DriverRegister driver has been register state%u\n", camera_driver->driver.driver_state);
+    }
+
+    return ret;
+}
+
+/*Release the CAMERA device*/
+int CameraReleaseBus(struct CameraBus *camera_bus)
+{
+    NULL_PARAM_CHECK(camera_bus);
+
+    return BusRelease(&camera_bus->bus);
+}
+
+/*Register the CAMERA Driver to the CAMERA BUS*/
+int CameraDriverAttachToBus(const char *drv_name, const char *bus_name)
+{
+    NULL_PARAM_CHECK(drv_name);
+    NULL_PARAM_CHECK(bus_name);
+    
+    x_err_t ret = EOK;
+
+    struct Bus *bus;
+    struct Driver *driver;
+
+    bus = BusFind(bus_name);
+    if (NONE == bus) {
+        KPrintf("CameraDriverAttachToBus find camera bus error!name %s\n", bus_name);
+        return ERROR;
+    }
+
+    if (TYPE_CAMERA_BUS == bus->bus_type) {
+        driver = CameraDriverFind(drv_name, TYPE_CAMERA_DRV);
+        if (NONE == driver) {
+            KPrintf("CameraDriverAttachToBus find camera driver error!name %s\n", drv_name);
+            return ERROR;
+        }
+
+        if (TYPE_CAMERA_DRV == driver->driver_type) {
+            ret = DriverRegisterToBus(bus, driver);
+            if (EOK != ret) {
+                KPrintf("CameraDriverAttachToBus DriverRegisterToBus error %u\n", ret);
+                return ERROR;
+            }
+        }
+    }
+
+    return ret;
+}
@@ -0,0 +1,200 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2006-03-13     bernard      first version
+ * 2012-05-15     lgnq         modified according bernard's implementation.
+ * 2012-05-28     bernard      code cleanup
+ * 2012-11-23     bernard      fix compiler warning.
+ * 2013-02-20     bernard      use RT_CAMERA_RB_BUFSZ to define
+ *                             the size of ring buffer.
+ * 2014-07-10     bernard      rewrite camera framework
+ * 2014-12-31     bernard      use open_flag for poll_tx stream mode.
+ * 2015-05-19     Quintin      fix DMA tx mod tx_dma->activated flag !=RT_FALSE BUG
+ *                             in open function.
+ * 2015-11-10     bernard      fix the poll rx issue when there is no data.
+ * 2016-05-10     armink       add fifo mode to DMA rx when camera->config.bufsz != 0.
+ * 2017-01-19     aubr.cool    prevent change camera rx bufsz when camera is opened.
+ * 2017-11-07     JasonJia     fix data bits error issue when using tcsetattr.
+ * 2017-11-15     JasonJia     fix poll rx issue when data is full.
+ *                             add TCFLSH and FIONREAD support.
+ * 2018-12-08     Ernest Chen  add DMA choice
+ * 2020-09-14     WillianChan  add a line feed to the carriage return character
+ *                             when using interrupt tx
+ */
+
+/**
+* @file dev_camera.c
+* @brief register camera dev function using bus driver framework
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2021-04-24
+*/
+
+/*************************************************
+File name: dev_camera.c
+Description: support camera dev INT and DMA configure、transfer data
+Others: take RT-Thread v4.0.2/components/driver/camera/camera.c for references
+                https://github.com/RT-Thread/rt-thread/tree/v4.0.2
+History: 
+1. Date: 2021-04-24
+Author: AIIT XUOS Lab
+Modification: 
+1. support camera dev register, configure, write and read
+2. add bus driver framework support, include INT and DMA mode
+*************************************************/
+
+#include <bus_camera.h>
+#include <dev_camera.h>
+
+static DoubleLinklistType cameradev_linklist;
+
+static uint32 CameraDevOpen(void *dev)
+{
+    NULL_PARAM_CHECK(dev);
+
+    x_err_t ret = EOK;
+    struct CameraHardwareDevice *camera_dev = (struct CameraHardwareDevice *)dev;
+
+    ret = camera_dev->camera_dev_done->dev_open(dev);
+
+    return EOK;
+}
+
+static uint32 CameraDevClose(void *dev)
+{
+    NULL_PARAM_CHECK(dev);
+
+    x_err_t ret = EOK;
+    struct CameraHardwareDevice *camera_dev = (struct CameraHardwareDevice *)dev;
+
+    ret = camera_dev->camera_dev_done->dev_close(dev);
+    return EOK;
+}
+
+static uint32 CameraDevWrite(void *dev, struct BusBlockWriteParam *write_param)
+{
+    NULL_PARAM_CHECK(dev);
+    NULL_PARAM_CHECK(write_param);
+
+    x_err_t ret = EOK;
+
+    struct CameraHardwareDevice *camera_dev = (struct CameraHardwareDevice *)dev;
+    ret = camera_dev->camera_dev_done->dev_write(dev,write_param);
+
+    return ret;
+}
+
+static uint32 CameraDevRead(void *dev, struct BusBlockReadParam *read_param)
+{
+    NULL_PARAM_CHECK(dev);
+    NULL_PARAM_CHECK(read_param);
+
+    x_err_t ret = EOK;
+
+    struct CameraHardwareDevice *camera_dev = (struct CameraHardwareDevice *)dev;
+    ret = camera_dev->camera_dev_done->dev_read(dev,read_param);
+
+    return EOK;
+}
+
+
+static const struct HalDevDone dev_done =
+{
+    .open = CameraDevOpen,
+    .close = CameraDevClose,
+    .write = CameraDevWrite,
+    .read = CameraDevRead,
+};
+
+/*Create the camera device linklist*/
+static void CameraDeviceLinkInit()
+{
+    InitDoubleLinkList(&cameradev_linklist);
+}
+
+HardwareDevType CameraDeviceFind(const char *dev_name, enum DevType dev_type)
+{
+    NULL_PARAM_CHECK(dev_name);
+    
+    struct HardwareDev *device = NONE;
+
+    DoubleLinklistType *node = NONE;
+    DoubleLinklistType *head = &cameradev_linklist;
+
+    for (node = head->node_next; node != head; node = node->node_next) {
+        device = SYS_DOUBLE_LINKLIST_ENTRY(node, struct HardwareDev, dev_link);
+        if ((!strcmp(device->dev_name, dev_name)) && (dev_type == device->dev_type)) {
+            return device;
+        }
+    }
+
+    KPrintf("CameraDeviceFind cannot find the %s device.return NULL\n", dev_name);
+    return NONE;
+}
+
+int CameraDeviceRegister(struct CameraHardwareDevice *camera_device, void *camera_param, const char *device_name)
+{
+    NULL_PARAM_CHECK(camera_device);
+    NULL_PARAM_CHECK(device_name);
+
+    x_err_t ret = EOK;    
+    static x_bool dev_link_flag = RET_FALSE;
+
+    if (!dev_link_flag) {
+        CameraDeviceLinkInit();
+        dev_link_flag = RET_TRUE;
+    }
+
+    if (DEV_INSTALL != camera_device->haldev.dev_state) {
+        strncpy(camera_device->haldev.dev_name, device_name, NAME_NUM_MAX);
+        camera_device->haldev.dev_type = TYPE_CAMERA_DEV;
+        camera_device->haldev.dev_state = DEV_INSTALL;
+        camera_device->haldev.dev_done = (struct HalDevDone *)&dev_done;
+
+
+        DoubleLinkListInsertNodeAfter(&cameradev_linklist, &(camera_device->haldev.dev_link));
+    } else {
+        KPrintf("CameraDeviceRegister device has been register state%u\n", camera_device->haldev.dev_state);        
+    }
+
+    return ret;
+}
+
+int CameraDeviceAttachToBus(const char *dev_name, const char *bus_name)
+{
+    NULL_PARAM_CHECK(dev_name);
+    NULL_PARAM_CHECK(bus_name);
+    
+    x_err_t ret = EOK;
+
+    struct Bus *bus;
+    struct HardwareDev *device;
+
+    bus = BusFind(bus_name);
+    if (NONE == bus) {
+        KPrintf("CameraDeviceAttachToBus find camera bus error!name %s\n", bus_name);
+        return ERROR;
+    }
+    
+    if (TYPE_CAMERA_BUS == bus->bus_type) {
+        device = CameraDeviceFind(dev_name, TYPE_CAMERA_DEV);
+        if (NONE == device) {
+            KPrintf("CameraDeviceAttachToBus find camera device error!name %s\n", dev_name);
+            return ERROR;
+        }
+
+        if (TYPE_CAMERA_DEV == device->dev_type) {
+            ret = DeviceRegisterToBus(bus, device);
+            if (EOK != ret) {
+                KPrintf("CameraDeviceAttachToBus DeviceRegisterToBus error %u\n", ret);
+                return ERROR;
+            }
+        }
+    }
+
+    return EOK;
+}
@@ -0,0 +1,68 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file drv_camera.c
+* @brief register camera drv function using bus driver framework
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2021-04-24
+*/
+
+#include <bus_camera.h>
+#include <dev_camera.h>
+
+static DoubleLinklistType camera_drv_linklist;
+
+/*Create the driver linklist*/
+static void CameraDrvLinkInit()
+{
+    InitDoubleLinkList(&camera_drv_linklist);
+}
+
+DriverType CameraDriverFind(const char *drv_name, enum DriverType_e drv_type)
+{
+    NULL_PARAM_CHECK(drv_name);
+    
+    struct Driver *driver = NONE;
+
+    DoubleLinklistType *node = NONE;
+    DoubleLinklistType *head = &camera_drv_linklist;
+
+    for (node = head->node_next; node != head; node = node->node_next) {
+        driver = SYS_DOUBLE_LINKLIST_ENTRY(node, struct Driver, driver_link);
+
+        if ((!strcmp(driver->drv_name, drv_name)) && (drv_type == driver->driver_type)) {
+            return driver;
+        }
+    }
+
+    KPrintf("CameraDriverFind cannot find the %s driver.return NULL\n", drv_name);
+    return NONE;
+}
+
+int CameraDriverRegister(struct Driver *driver)
+{
+    NULL_PARAM_CHECK(driver);
+
+    x_err_t ret = EOK;
+    static x_bool driver_link_flag = RET_FALSE;
+
+    if (!driver_link_flag) {
+        CameraDrvLinkInit();
+        driver_link_flag = RET_TRUE;
+    }
+
+    DoubleLinkListInsertNodeAfter(&camera_drv_linklist, &(driver->driver_link));
+
+    return ret;
+}
@@ -54,6 +54,7 @@ enum BusType_e
    TYPE_SERIAL_BUS,
    TYPE_ADC_BUS,
    TYPE_DAC_BUS,
+    TYPE_CAMERA_BUS,
    TYPE_BUS_END,
 };

@@ -80,6 +81,7 @@ enum DevType
    TYPE_SERIAL_DEV,
    TYPE_ADC_DEV,
    TYPE_DAC_DEV,
+    TYPE_CAMERA_DEV,
    TYPE_DEV_END,
 };

@@ -106,6 +108,7 @@ enum DriverType_e
    TYPE_SERIAL_DRV,
    TYPE_ADC_DRV,
    TYPE_DAC_DRV,
+    TYPE_CAMERA_DRV,
    TYPE_DRV_END,
 };

@@ -0,0 +1,69 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file bus_camera.h
+* @brief define camera bus and drv function using bus driver framework
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2022-11-15
+*/
+
+#ifndef BUS_CAMERA_H
+#define BUS_CAMERA_H
+
+#include <bus.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+struct CameraDriver
+{
+    struct Driver driver;
+
+    uint32 (*configure) (void *drv, struct BusConfigureInfo *configure_info);
+
+    void *private_data;
+};
+
+struct CameraBus
+{
+    struct Bus bus;
+
+    void *private_data;
+};
+
+/*Register the CAMERA bus*/
+int CameraBusInit(struct CameraBus *camera_bus, const char *bus_name);
+
+/*Register the CAMERA driver*/
+int CameraDriverInit(struct CameraDriver *camera_driver, const char *driver_name);
+
+/*Release the CAMERA device*/
+int CameraReleaseBus(struct CameraBus *camera_bus);
+
+/*Register the CAMERA driver to the CAMERA bus*/
+int CameraDriverAttachToBus(const char *drv_name, const char *bus_name);
+
+/*Register the driver, manage with the double linklist*/
+int CameraDriverRegister(struct Driver *driver);
+
+/*Find the register driver*/
+DriverType CameraDriverFind(const char *drv_name, enum DriverType_e drv_type);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
@@ -0,0 +1,69 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file dev_camera.h
+* @brief define camera dev function using bus driver framework
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2022-11-15
+*/
+
+#ifndef DEV_CAMERA_H
+#define DEV_CAMERA_H
+
+#include <bus.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+struct CameraDataStandard
+{
+    uint16 addr;
+    uint16 flags;
+    uint16 len;
+    uint16 retries;
+    uint8 *buf;
+
+    struct CameraDataStandard *next;
+};
+
+struct CameraDevDone
+{
+    uint32 (*dev_open) (void *camera_device);
+    uint32 (*dev_close) (void *camera_device);
+    uint32 (*dev_write) (void *camera_device, struct BusBlockWriteParam *msg);
+    uint32 (*dev_read) (void *camera_device, struct BusBlockReadParam *msg);
+};
+
+struct CameraHardwareDevice
+{
+    struct HardwareDev haldev;
+    const struct CameraDevDone *camera_dev_done;
+};
+
+/*Register the CAMERA device*/
+int CameraDeviceRegister(struct CameraHardwareDevice *camera_device, void *camera_param, const char *device_name);
+
+/*Register the CAMERA device to the CAMERA bus*/
+int CameraDeviceAttachToBus(const char *dev_name, const char *bus_name);
+
+/*Find the register CAMERA device*/
+HardwareDevType CameraDeviceFind(const char *dev_name, enum DevType dev_type);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
@@ -106,4 +106,9 @@ HardwareDevType ObtainConsole(void);
 #include <dev_dac.h>
 #endif

+#ifdef RESOURCES_CAMERA
+#include <bus_camera.h>
+#include <dev_camera.h>
+#endif
+
 #endif