You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
353 lines
9.7 KiB
353 lines
9.7 KiB
/*
|
|
* Copyright (c) 2006-2020, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2020-10-26 bigmagic first version
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <rtthread.h>
|
|
#include <ioremap.h>
|
|
|
|
#if defined(BSP_USING_HDMI) && defined(RT_USING_SMART)
|
|
#include <lwp.h>
|
|
#include <lwp_user_mm.h>
|
|
|
|
#include <hypercall.h>
|
|
|
|
#include "mbox.h"
|
|
#include "drv_hdmi.h"
|
|
|
|
#define LCD_WIDTH (800)
|
|
#define LCD_HEIGHT (480)
|
|
#define LCD_DEPTH (32)
|
|
#define LCD_BPP (32)
|
|
|
|
#define TAG_ALLOCATE_BUFFER 0x00040001
|
|
#define TAG_SET_PHYS_WIDTH_HEIGHT 0x00048003
|
|
#define TAG_SET_VIRT_WIDTH_HEIGHT 0x00048004
|
|
#define TAG_SET_DEPTH 0x00048005
|
|
#define TAG_SET_PIXEL_ORDER 0x00048006
|
|
#define TAG_GET_PITCH 0x00040008
|
|
#define TAG_SET_VIRT_OFFSET 0x00048009
|
|
#define TAG_END 0x00000000
|
|
|
|
|
|
enum {
|
|
MBOX_TAG_FB_GET_GPIOVIRT = 0x00040010,
|
|
MBOX_TAG_FB_ALLOCATE_BUFFER = 0x00040001,
|
|
MBOX_TAG_FB_RELEASE_BUFFER = 0x00048001,
|
|
MBOX_TAG_FB_BLANK_SCREEN = 0x00040002,
|
|
MBOX_TAG_FB_GET_PHYS_WH = 0x00040003,
|
|
MBOX_TAG_FB_TEST_PHYS_WH = 0x00044003,
|
|
MBOX_TAG_FB_SET_PHYS_WH = 0x00048003,
|
|
MBOX_TAG_FB_GET_VIRT_WH = 0x00040004,
|
|
MBOX_TAG_FB_TEST_VIRT_WH = 0x00044004,
|
|
MBOX_TAG_FB_SET_VIRT_WH = 0x00048004,
|
|
MBOX_TAG_FB_GET_DEPTH = 0x00040005,
|
|
MBOX_TAG_FB_TEST_DEPTH = 0x00044005,
|
|
MBOX_TAG_FB_SET_DEPTH = 0x00048005,
|
|
MBOX_TAG_FB_GET_PIXEL_ORDER = 0x00040006,
|
|
MBOX_TAG_FB_TEST_PIXEL_ORDER = 0x00044006,
|
|
MBOX_TAG_FB_SET_PIXEL_ORDER = 0x00048006,
|
|
MBOX_TAG_FB_GET_ALPHA_MODE = 0x00040007,
|
|
MBOX_TAG_FB_TEST_ALPHA_MODE = 0x00044007,
|
|
MBOX_TAG_FB_SET_ALPHA_MODE = 0x00048007,
|
|
MBOX_TAG_FB_GET_PITCH = 0x00040008,
|
|
MBOX_TAG_FB_GET_VIRT_OFFSET = 0x00040009,
|
|
MBOX_TAG_FB_TEST_VIRT_OFFSET = 0x00044009,
|
|
MBOX_TAG_FB_SET_VIRT_OFFSET = 0x00048009,
|
|
MBOX_TAG_FB_GET_OVERSCAN = 0x0004000a,
|
|
MBOX_TAG_FB_TEST_OVERSCAN = 0x0004400a,
|
|
MBOX_TAG_FB_SET_OVERSCAN = 0x0004800a,
|
|
MBOX_TAG_FB_GET_PALETTE = 0x0004000b,
|
|
MBOX_TAG_FB_TEST_PALETTE = 0x0004400b,
|
|
MBOX_TAG_FB_SET_PALETTE = 0x0004800b,
|
|
};
|
|
|
|
#define LCD_DEVICE(dev) (struct rt_hdmi_fb_device*)(dev)
|
|
|
|
static struct rt_hdmi_fb_device _hdmi;
|
|
|
|
typedef rt_uint16_t color_t;
|
|
|
|
rt_err_t hdmi_fb_open(rt_device_t dev, rt_uint16_t oflag)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
rt_err_t hdmi_fb_close(rt_device_t dev)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
rt_ssize_t hdmi_fb_read(rt_device_t dev, rt_off_t pos, void *buf, rt_size_t size)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
rt_ssize_t hdmi_fb_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
|
|
{
|
|
return size;
|
|
}
|
|
|
|
rt_err_t hdmi_fb_control(rt_device_t dev, int cmd, void *args)
|
|
{
|
|
static unsigned long smem_start = 0;
|
|
static unsigned long smem_len = 0;
|
|
struct rt_hdmi_fb_device *lcd = LCD_DEVICE(dev);
|
|
|
|
switch (cmd)
|
|
{
|
|
case RTGRAPHIC_CTRL_RECT_UPDATE:
|
|
{
|
|
if (smem_start != 0)
|
|
{
|
|
rt_hw_cpu_dcache_clean_and_invalidate((void *)smem_start, smem_len);
|
|
}
|
|
}
|
|
break;
|
|
case RTGRAPHIC_CTRL_GET_INFO:
|
|
{
|
|
struct rt_device_graphic_info *lcd_info = (struct rt_device_graphic_info *)args;
|
|
lcd_info->bits_per_pixel = 32;
|
|
lcd_info->pixel_format = RTGRAPHIC_PIXEL_FORMAT_ARGB888; /* should be coherent to adding layers */
|
|
lcd_info->width = lcd->width;
|
|
lcd_info->height = lcd->height;
|
|
lcd_info->framebuffer = (void *)lwp_map_user_phy(lwp_self(), RT_NULL, lcd->fb, lcd->width * lcd->height * sizeof(rt_uint32_t), 1);
|
|
}
|
|
break;
|
|
#define FBIOGET_FSCREENINFO 0x4602
|
|
case FBIOGET_FSCREENINFO:
|
|
{
|
|
struct fb_fix_screeninfo
|
|
{
|
|
char id[16];
|
|
unsigned long smem_start;
|
|
uint32_t smem_len;
|
|
|
|
uint32_t line_length;
|
|
} *info = (struct fb_fix_screeninfo *)args;
|
|
rt_strncpy(info->id, "lcd", sizeof(info->id));
|
|
info->smem_len = lcd->width * lcd->height * sizeof(rt_uint32_t);
|
|
info->smem_start = (size_t)lwp_map_user_phy(lwp_self(), RT_NULL, lcd->fb, info->smem_len, 1);
|
|
info->line_length = lcd->width * sizeof(rt_uint32_t);
|
|
rt_memset((void *)info->smem_start, 0, info->smem_len);
|
|
smem_start = info->smem_start;
|
|
smem_len = info->smem_len;
|
|
}
|
|
break;
|
|
}
|
|
return RT_EOK;
|
|
}
|
|
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
const static struct rt_device_ops hdmi_fb_ops =
|
|
{
|
|
RT_NULL,
|
|
hdmi_fb_open,
|
|
hdmi_fb_close,
|
|
hdmi_fb_read,
|
|
hdmi_fb_write,
|
|
hdmi_fb_control,
|
|
};
|
|
#endif
|
|
|
|
rt_err_t rt_hdmi_fb_device_init(struct rt_hdmi_fb_device *hdmi_fb, const char *name)
|
|
{
|
|
struct rt_device *device;
|
|
RT_ASSERT(hdmi_fb != RT_NULL);
|
|
|
|
device = &hdmi_fb->parent;
|
|
|
|
/* set device type */
|
|
device->type = RT_Device_Class_Graphic;
|
|
/* initialize device interface */
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
device->ops = &hdmi_fb_ops;
|
|
#else
|
|
device->init = RT_NULL;
|
|
device->open = hdmi_fb_open;
|
|
device->close = hdmi_fb_close;
|
|
device->read = hdmi_fb_read;
|
|
device->write = hdmi_fb_write;
|
|
device->control = hdmi_fb_control;
|
|
#endif
|
|
|
|
/* register to device manager */
|
|
rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
|
|
|
|
return RT_EOK;
|
|
}
|
|
|
|
rt_uint32_t bcm271x_mbox_fb_get_gpiovirt(void)
|
|
{
|
|
mbox[0] = 8*4; // length of the message
|
|
mbox[1] = MBOX_REQUEST; // this is a request message
|
|
|
|
mbox[2] = MBOX_TAG_FB_GET_GPIOVIRT;
|
|
mbox[3] = 4; // buffer size
|
|
mbox[4] = 0; // len
|
|
|
|
mbox[5] = 0; // id
|
|
mbox[6] = 0;
|
|
|
|
mbox[7] = MBOX_TAG_LAST;
|
|
mbox_call(8, MMU_DISABLE);
|
|
return (mbox[5] & 0x3fffffff);
|
|
}
|
|
|
|
rt_uint32_t bcm271x_mbox_fb_get_pitch(void)
|
|
{
|
|
mbox[0] = 8*4; // length of the message
|
|
mbox[1] = MBOX_REQUEST; // this is a request message
|
|
|
|
mbox[2] = MBOX_TAG_FB_GET_PITCH;
|
|
mbox[3] = 4; // buffer size
|
|
mbox[4] = 0; // len
|
|
|
|
mbox[5] = 0; // id
|
|
mbox[6] = 0;
|
|
|
|
mbox[7] = MBOX_TAG_LAST;
|
|
mbox_call(8, MMU_DISABLE);
|
|
return mbox[5];
|
|
}
|
|
|
|
void bcm271x_mbox_fb_set_porder(int rgb)
|
|
{
|
|
mbox[0] = 8*4; // length of the message
|
|
mbox[1] = MBOX_REQUEST; // this is a request message
|
|
|
|
mbox[2] = MBOX_TAG_FB_SET_PIXEL_ORDER;
|
|
mbox[3] = 4; // buffer size
|
|
mbox[4] = 4; // len
|
|
|
|
mbox[5] = rgb; // id
|
|
mbox[6] = 0;
|
|
|
|
mbox[7] = MBOX_TAG_LAST;
|
|
mbox_call(8, MMU_DISABLE);
|
|
}
|
|
|
|
void bcm271x_mbox_fb_setoffset(int xoffset, int yoffset)
|
|
{
|
|
mbox[0] = 8*4; // length of the message
|
|
mbox[1] = MBOX_REQUEST; // this is a request message
|
|
|
|
mbox[2] = MBOX_TAG_FB_SET_VIRT_OFFSET;
|
|
mbox[3] = 8; // buffer size
|
|
mbox[4] = 8; // len
|
|
|
|
mbox[5] = xoffset; // id
|
|
mbox[6] = yoffset;
|
|
|
|
mbox[7] = MBOX_TAG_LAST;
|
|
mbox_call(8, MMU_DISABLE);
|
|
}
|
|
|
|
|
|
void bcm271x_mbox_fb_setalpha(int alpha)
|
|
{
|
|
|
|
mbox[0] = 8*4; // length of the message
|
|
mbox[1] = MBOX_REQUEST; // this is a request message
|
|
|
|
mbox[2] = MBOX_TAG_FB_SET_ALPHA_MODE;
|
|
mbox[3] = 4; // buffer size
|
|
mbox[4] = 4; // len
|
|
|
|
mbox[5] = alpha; // id
|
|
mbox[6] = 0;
|
|
|
|
mbox[7] = MBOX_TAG_LAST;
|
|
mbox_call(8, MMU_DISABLE);
|
|
}
|
|
|
|
void *bcm271x_mbox_fb_alloc(int width, int height, int bpp, int nrender)
|
|
{
|
|
mbox[0] = 4 * 35;
|
|
mbox[1] = MBOX_REQUEST;
|
|
|
|
mbox[2] = TAG_ALLOCATE_BUFFER;//get framebuffer, gets alignment on request
|
|
mbox[3] = 8; //size
|
|
mbox[4] = 4; //len
|
|
mbox[5] = 4096; //The design of MBOX driver forces us to give the virtual address 0x3C100000
|
|
mbox[6] = 0; //FrameBufferInfo.size
|
|
|
|
mbox[7] = TAG_SET_PHYS_WIDTH_HEIGHT;
|
|
mbox[8] = 8;
|
|
mbox[9] = 8;
|
|
mbox[10] = width;
|
|
mbox[11] = height;
|
|
|
|
mbox[12] = TAG_SET_VIRT_WIDTH_HEIGHT;
|
|
mbox[13] = 8;
|
|
mbox[14] = 8;
|
|
mbox[15] = width;
|
|
mbox[16] = height * nrender;
|
|
|
|
mbox[17] = TAG_SET_DEPTH;
|
|
mbox[18] = 4;
|
|
mbox[19] = 4;
|
|
mbox[20] = bpp;
|
|
|
|
mbox[21] = TAG_SET_PIXEL_ORDER;
|
|
mbox[22] = 4;
|
|
mbox[23] = 0;
|
|
mbox[24] = 0; //RGB, not BGR preferably
|
|
|
|
mbox[25] = TAG_GET_PITCH;
|
|
mbox[26] = 4;
|
|
mbox[27] = 0;
|
|
mbox[28] = 0;
|
|
|
|
mbox[29] = TAG_SET_VIRT_OFFSET;
|
|
mbox[30] = 8;
|
|
mbox[31] = 8;
|
|
mbox[32] = 0;
|
|
mbox[33] = 0;
|
|
|
|
mbox[34] = TAG_END;
|
|
|
|
mbox_call(8, MMU_DISABLE);
|
|
return (void *)((size_t)(mbox[5] & 0x3fffffff));
|
|
}
|
|
|
|
int hdmi_fb_init(void)
|
|
{
|
|
_hdmi.fb = (rt_uint8_t *)bcm271x_mbox_fb_alloc(LCD_WIDTH, LCD_HEIGHT, LCD_BPP, 1);
|
|
|
|
if (_hdmi.fb == RT_NULL)
|
|
{
|
|
rt_kprintf("init hdmi fb err!\n");
|
|
return -RT_ERROR;
|
|
}
|
|
|
|
#ifdef BSP_USING_VM_MODE
|
|
if (rt_hv_stage2_map((unsigned long)_hdmi.fb, 0x1400000))
|
|
{
|
|
rt_kprintf("alloc mmio from hyper fail!\n");
|
|
return -RT_ERROR;
|
|
}
|
|
#endif
|
|
|
|
bcm271x_mbox_fb_setoffset(0, 0);
|
|
bcm271x_mbox_fb_set_porder(0);
|
|
_hdmi.width = LCD_WIDTH;
|
|
_hdmi.height = LCD_HEIGHT;
|
|
_hdmi.depth = LCD_DEPTH;
|
|
_hdmi.pitch = 0;
|
|
_hdmi.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB888;
|
|
|
|
//rt_kprintf("_hdmi.fb is %p\n", _hdmi.fb);
|
|
rt_hdmi_fb_device_init(&_hdmi, "lcd");
|
|
|
|
return 0;
|
|
}
|
|
|
|
INIT_DEVICE_EXPORT(hdmi_fb_init);
|
|
#endif /*BSP_USING_HDMI */
|
|
|