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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Email: [email protected]
*
* Change Logs:
* Date Author Notes
* 2023-11-07 wangzongqiang first version
*
*/
#include <string.h>
#include "rtconfig.h"
#include <rtthread.h>
#include <rtdevice.h>
#define LOG_TAG "dc_drv"
#include "drv_log.h"
#include "drv_dc.h"
#include "mm_aspace.h"
#include "fparameters.h"
#include "fdcdp.h"
#include "fdc.h"
#include "fdp_hw.h"
#ifdef RT_USING_SMART
#include "ioremap.h"
#endif
static rt_uint8_t _rt_framebuffer[1024 * 768 * 4] __aligned(128) = {0};
static struct rt_device_graphic_info _dc_info;
typedef struct
{
u32 bit_depth;
u32 bpc;
u32 color_depth;
u32 clock_mode;
u32 color_rep;
u32 width;
u32 height;
} FuserCfg;
static const FuserCfg user_cfg = {
.bit_depth = 8,
.bpc = 8,
.color_depth = 32,
.clock_mode = 1,
.color_rep = 0,
.width = 640,
.height = 480
};
void rt_hw_dc_register(struct phytium_dc_bus *dc_control_bus, const char *name, rt_uint32_t flag, void *data);
static rt_err_t dc_config(struct phytium_dc_bus *dc_control_bus)
{
RT_ASSERT(dc_control_bus);
rt_uint32_t chan = dc_control_bus->fdc_id;
FDcDp *instance_p = &dc_control_bus->dc_handle;
return RT_EOK;
}
static rt_err_t rt_dc_init(struct phytium_dc_bus *device)
{
RT_ASSERT(device != RT_NULL);
rt_err_t ret;
FDcDp *instance_p = &device->dc_handle;
rt_uint32_t chan = device->fdc_id;
FDcDpCfgInitialize(instance_p, chan);
instance_p->dc_instance_p[chan].config = *FDcLookupConfig(chan);
instance_p->dp_instance_p[chan].config = *FDpLookupConfig(chan);
instance_p->dc_instance_p[chan].crtc.bpc = user_cfg.bpc;
instance_p->dc_instance_p[chan].color_depth = user_cfg.color_depth;
instance_p->dc_instance_p[chan].channel = chan;
instance_p->dc_instance_p[chan].fb_addr = (uintptr)_rt_framebuffer;/*当前例程虚拟地址和物理地址一致，实际需要根据需要进行映射*/
instance_p->dc_instance_p[chan].fb_virtual = (uintptr)_rt_framebuffer;
instance_p->dp_instance_p[chan].trans_config.clock_mode = user_cfg.clock_mode;
instance_p->dp_instance_p[chan].trans_config.color_rep_format = user_cfg.color_rep;
instance_p->dp_instance_p[chan].trans_config.bit_depth = user_cfg.bit_depth;
FDcDpGeneralCfgInitial(instance_p, chan);
_dc_info.framebuffer = (rt_uint8_t *)instance_p->dc_instance_p[chan].fb_addr;
_dc_info.bits_per_pixel = DISPLAY_COLOR_DEPTH;
_dc_info.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565P;
_dc_info.width = FB_XSIZE;
_dc_info.height = FB_YSIZE;
rt_hw_dc_register(device, device->name, RT_DEVICE_FLAG_RDWR, NULL);
dc_config(device);
ret = FDcDpInitial(instance_p, device->fdc_id, user_cfg.width, user_cfg.height);
if (ret != RT_EOK)
{
LOG_E("Init dc failed, ret: 0x%x", ret);
return -RT_ERROR;;
}
return RT_EOK;
}
static rt_err_t rt_dc_control(rt_device_t dev, int cmd, void *args)
{
RT_ASSERT(dev);
struct phytium_dc_bus *dc_bus;
dc_bus = (struct phytium_dc_bus *)(dev);
switch (cmd)
{
case RTGRAPHIC_CTRL_RECT_UPDATE:
break;
case RTGRAPHIC_CTRL_POWERON:
break;
case RTGRAPHIC_CTRL_POWEROFF:
break;
case RTGRAPHIC_CTRL_GET_INFO:
rt_memcpy(args, &_dc_info, sizeof(_dc_info));
break;
case RTGRAPHIC_CTRL_SET_MODE:
break;
}
return RT_EOK;
}
#ifdef RT_USING_DEVICE_OPS
const static struct rt_device_ops dc_ops =
{
rt_dc_init,
RT_NULL,
RT_NULL,
RT_NULL,
RT_NULL,
rt_dc_control
};
#endif
void rt_hw_dc_register(struct phytium_dc_bus *dc_control_bus, const char *name, rt_uint32_t flag, void *data)
{
RT_ASSERT(dc_control_bus != RT_NULL);
struct rt_device *dc;
dc = &(dc_control_bus->parent);
dc->type = RT_Device_Class_Graphic;
#ifdef RT_USING_DEVICE_OPS
dc->ops = &dc_ops;
#else
dc->init = rt_dc_init;
dc->control = rt_dc_control;
#endif
dc->user_data = data;
/* register Display Controller device to RT-Thread */
rt_device_register(dc, name, RT_DEVICE_FLAG_RDWR);
}
#if defined(RT_USING_DC_CHANNEL0)
static struct phytium_dc_bus dev_dc0;
#endif
#if defined(RT_USING_DC_CHANNEL1)
static struct phytium_dc_bus dev_dc1;
#endif
int rt_hw_dc_init(void)
{
#if defined(RT_USING_DC_CHANNEL0)
dev_dc0.name = "DC0";
dev_dc0.fdc_id = FDCDP_ID0;
rt_dc_init(&dev_dc0);
#endif
#if defined(RT_USING_DC_CHANNEL1)
dev_dc1.name = "DC1";
dev_dc1.fdc_id = FDCDP_ID1;
rt_dc_init(&dev_dc1);
#endif
return RT_EOK;
}
INIT_DEVICE_EXPORT(rt_hw_dc_init);
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