[dm][graphic] support dm mode

1. Add backlight framework for graphic.
2. Add framebuffer and plane, power, EDID for graphic framework
3. Add boot logo render for graphic
4. Update lcd.h

Signed-off-by: GuEe-GUI <2991707448@qq.com>

components/drivers/graphic/Kconfig

@@ -1,3 +1,14 @@
 config RT_USING_LCD
-    bool "Using LCD graphic drivers"
+    bool "Using LCD graphic drivers" if !RT_USING_DM
     default n
+
+menuconfig RT_USING_GRAPHIC
+    bool "Using Graphics device drivers"
+    depends on RT_USING_DM
+    default n
+
+if RT_USING_GRAPHIC
+    rsource "backlight/Kconfig"
+    rsource "framebuffer/Kconfig"
+    rsource "logo/Kconfig"
+endif

components/drivers/graphic/SConscript

@@ -0,0 +1,23 @@
+from building import *
+
+group = []
+objs = []
+
+if not GetDepend(['RT_USING_GRAPHIC']):
+    Return('group')
+
+cwd = GetCurrentDir()
+list = os.listdir(cwd)
+CPPPATH = [cwd + '/../include']
+
+src = ['graphic.c', 'graphic_primary.c', 'graphic_simple.c']
+
+group = DefineGroup('DeviceDrivers', src, depend = [''], CPPPATH = CPPPATH)
+
+for d in list:
+    path = os.path.join(cwd, d)
+    if os.path.isfile(os.path.join(path, 'SConscript')):
+        objs = objs + SConscript(os.path.join(d, 'SConscript'))
+objs = objs + group
+
+Return('objs')

components/drivers/graphic/backlight/Kconfig

@@ -0,0 +1,7 @@
+menuconfig RT_GRAPHIC_BACKLIGHT
+    bool "Backlight support"
+    default n
+
+if RT_GRAPHIC_BACKLIGHT
+    osource "$(SOC_DM_GRAPHIC_BACKLIGHT_DIR)/Kconfig"
+endif

components/drivers/graphic/backlight/SConscript

@@ -0,0 +1,14 @@
+from building import *
+
+group   = []
+
+if not GetDepend(['RT_GRAPHIC_BACKLIGHT']):
+    Return('group')
+
+cwd     = GetCurrentDir()
+CPPPATH = [cwd + '/../../include']
+
+src     = ['backlight.c']
+
+group = DefineGroup('DeviceDrivers', src, depend = [''], CPPPATH = CPPPATH)
+Return('group')

components/drivers/graphic/framebuffer/Kconfig

@@ -0,0 +1,8 @@
+menuconfig RT_GRAPHIC_FB
+    bool "LCD and Frame buffer support"
+    select RT_USING_LCD
+    default y
+
+if RT_GRAPHIC_FB
+    osource "$(SOC_DM_GRAPHIC_FB_DIR)/Kconfig"
+endif

components/drivers/graphic/framebuffer/SConscript

@@ -0,0 +1,16 @@
+from building import *
+
+group   = []
+
+if not GetDepend(['RT_GRAPHIC_FB']):
+    Return('group')
+
+cwd     = GetCurrentDir()
+list    = os.listdir(cwd)
+CPPPATH = [cwd + '/../../include']
+
+src     = []
+
+group = DefineGroup('DeviceDrivers', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

components/drivers/graphic/logo/.gitignore

@@ -0,0 +1 @@
+logo.inc

components/drivers/graphic/logo/Kconfig

@@ -0,0 +1,31 @@
+menuconfig RT_GRAPHIC_LOGO
+    bool "Startup Logo"
+    select RT_GRAPHIC_FB
+    default y
+
+choice
+    prompt "Rendering image(ppm)"
+    default RT_GRAPHIC_LOGO_RT_THREAD_CLUT224
+    depends on RT_GRAPHIC_LOGO
+
+    config RT_GRAPHIC_LOGO_NONE
+        bool "None logo (Change in runtime)"
+
+    osource "$(SOC_DM_GRAPHIC_LOGO_DIR)/Kconfig"
+endchoice
+
+# Provide the logos path for the BSP path:
+#
+# RT_GRAPHIC_LOGO_<XYZ> in Kconfig:
+#
+#   config RT_GRAPHIC_LOGO_<XYZ>
+#       bool "<XYZ> logo"
+#
+# RT_GRAPHIC_LOGO_<XYZ>_PATH in Kconfig.path:
+#
+#   if RT_GRAPHIC_LOGO_<XYZ>
+#       config RT_GRAPHIC_LOGO_<XYZ>_PATH
+#           string
+#           default "dm/graphic/logo/[filename].ppm"
+#   endif
+osource "$(SOC_DM_GRAPHIC_LOGO_DIR)/Kconfig.path"

components/drivers/graphic/logo/SConscript

@@ -0,0 +1,84 @@
+from building import *
+import os, re
+
+group   = []
+
+if not GetDepend(['RT_GRAPHIC_LOGO']):
+    Return('group')
+
+cwd     = GetCurrentDir()
+CPPPATH = [cwd + '/../../include']
+CPPDEFINES = []
+
+src     = ['logo.c']
+
+logo_path = None
+logo_width = 0
+logo_height = 0
+logo_max_val = 0
+
+if logo_path == None:
+    # Find in BSP
+    paths = None
+    for key in BuildOptions.keys():
+        if re.match(r'RT_GRAPHIC_LOGO_.*_PATH', key):
+            paths = BuildOptions[key]
+            break
+
+    if paths != None and len(paths) > 0:
+        logo_path = Dir('#').abspath + '/' + paths[1:-1]
+        if not os.path.exists(logo_path):
+            print("Logo file '{}' not found!".format(logo_path))
+            exit(-1)
+
+if logo_path != None:
+    with open(logo_path, 'rb') as ppm:
+        data = ppm.read().split(b'\n')
+
+        # PPM: <magic number>
+        magic = data[0].decode('utf-8')
+
+        # PPM: <comment>
+        offset = 1
+        while True:
+            comment = str(data[offset].decode('utf-8'))
+            if comment[0] != '#':
+                break
+            offset += 1
+
+        # PPM: <width> <height>
+        logo_width, logo_height = map(int, data[offset].split())
+
+        # PPM: <max pixel value>
+        logo_max_val = int(data[offset + 1])
+
+        # PPM: <data>
+        ppm.seek(0)
+        pixels = b''.join(ppm.readlines()[offset + 2:])
+        ppm.close()
+
+        if magic == 'P1' or magic == 'P2' or magic == 'P3':
+            # ASCII
+            pixels = re.sub(b'\\s+', b'\n', pixels.strip()).decode('utf-8').split('\n')
+
+    logo = open(cwd + '/logo.inc', "w")
+
+    for dy in range(logo_height):
+        for dx in range(logo_width):
+            index = (dy * logo_width + dx) * 3
+            # Red
+            logo.write(str(pixels[index]).rjust(4) + ",")
+            # Green
+            logo.write(str(pixels[index + 1]).rjust(4) + ",")
+            # Blue
+            logo.write(str(pixels[index + 2]).rjust(4) + ",")
+        logo.write("\n")
+
+    logo.close()
+
+CPPDEFINES += ['__STARTUP_LOGO_WIDTH__=' + str(logo_width)]
+CPPDEFINES += ['__STARTUP_LOGO_HEIGHT__=' + str(logo_height)]
+CPPDEFINES += ['__STARTUP_LOGO_COLOR_MAX__=' + str(logo_max_val)]
+
+group = DefineGroup('DeviceDrivers', src, depend = [''], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
+Return('group')

components/drivers/include/drivers/lcd.h

@@ -11,6 +11,8 @@
 #ifndef RT_LCD_H__
 #define RT_LCD_H__
 
+#include <stdint.h>
+
 /* ioctls
    0x46 is 'F'                                                          */
 
@@ -109,4 +111,35 @@ struct fb_fix_screeninfo
     uint16_t reserved[2];      /* Reserved for future compatibility */
 };
 
+struct fb_cmap
+{
+    uint32_t start;             /* First entry  */
+    uint32_t len;               /* Number of entries */
+    uint16_t *red;              /* Red values   */
+    uint16_t *green;
+    uint16_t *blue;
+    uint16_t *transp;           /* transparency, can be NULL */
+};
+
+struct fb_con2fbmap
+{
+    uint32_t console;
+    uint32_t framebuffer;
+};
+
+/* VESA Blanking Levels */
+#define VESA_NO_BLANKING        0
+#define VESA_VSYNC_SUSPEND      1
+#define VESA_HSYNC_SUSPEND      2
+#define VESA_POWERDOWN          3
+
+enum
+{
+    FB_BLANK_UNBLANK       = VESA_NO_BLANKING,          /* screen: unblanked, hsync: on,  vsync: on */
+    FB_BLANK_NORMAL        = VESA_NO_BLANKING + 1,      /* screen: blanked,   hsync: on,  vsync: on */
+    FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1,    /* screen: blanked,   hsync: on,  vsync: off */
+    FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1,    /* screen: blanked,   hsync: off, vsync: on */
+    FB_BLANK_POWERDOWN     = VESA_POWERDOWN + 1,        /* screen: blanked,   hsync: off, vsync: off */
+};
+
 #endif