3 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
5 * SPDX-License-Identifier: GPL-2.0+
11 #include <linux/list.h>
17 #define DEV_FLAGS_INPUT 0x00000001 /* Device can be used as input console */
18 #define DEV_FLAGS_OUTPUT 0x00000002 /* Device can be used as output console */
19 #define DEV_FLAGS_DM 0x00000004 /* Device priv is a struct udevice * */
21 /* Device information */
23 int flags; /* Device flags: input/output/system */
24 int ext; /* Supported extensions */
25 char name[32]; /* Device name */
27 /* GENERAL functions */
29 int (*start)(struct stdio_dev *dev); /* To start the device */
30 int (*stop)(struct stdio_dev *dev); /* To stop the device */
32 /* OUTPUT functions */
35 void (*putc)(struct stdio_dev *dev, const char c);
36 /* To put a string (accelerator) */
37 void (*puts)(struct stdio_dev *dev, const char *s);
41 /* To test if a char is ready... */
42 int (*tstc)(struct stdio_dev *dev);
43 int (*getc)(struct stdio_dev *dev); /* To get that char */
47 void *priv; /* Private extensions */
48 struct list_head list;
54 #define VIDEO_FORMAT_RGB_INDEXED 0x0000
55 #define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001
56 #define VIDEO_FORMAT_YUYV_4_4_4 0x0010
57 #define VIDEO_FORMAT_YUYV_4_2_2 0x0011
60 void *address; /* Address of framebuffer */
61 ushort width; /* Horizontal resolution */
62 ushort height; /* Vertical resolution */
63 uchar format; /* Format */
64 uchar colors; /* Colors number or color depth */
65 void (*setcolreg) (int, int, int, int);
66 void (*getcolreg) (int, void *);
72 extern struct stdio_dev *stdio_devices[];
73 extern char *stdio_names[MAX_FILES];
78 int stdio_register (struct stdio_dev * dev);
79 int stdio_register_dev(struct stdio_dev *dev, struct stdio_dev **devp);
82 * stdio_init_tables() - set up stdio tables ready for devices
84 * This does not add any devices, but just prepares stdio for use.
86 int stdio_init_tables(void);
89 * stdio_add_devices() - Add stdio devices to the table
91 * This makes calls to all the various subsystems that use stdio, to make
92 * them register with stdio.
94 int stdio_add_devices(void);
97 * stdio_init() - Sets up stdio ready for use
99 * This calls stdio_init_tables() and stdio_add_devices()
101 int stdio_init(void);
103 void stdio_print_current_devices(void);
104 #if CONFIG_IS_ENABLED(SYS_STDIO_DEREGISTER)
105 int stdio_deregister(const char *devname, int force);
106 int stdio_deregister_dev(struct stdio_dev *dev, int force);
108 struct list_head* stdio_get_list(void);
109 struct stdio_dev* stdio_get_by_name(const char* name);
110 struct stdio_dev* stdio_clone(struct stdio_dev *dev);
113 int drv_lcd_init (void);
115 #if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
116 int drv_video_init (void);
118 #ifdef CONFIG_KEYBOARD
119 int drv_keyboard_init (void);
121 #ifdef CONFIG_USB_TTY
122 int drv_usbtty_init (void);
124 #ifdef CONFIG_NETCONSOLE
125 int drv_nc_init (void);
127 #ifdef CONFIG_JTAG_CONSOLE
128 int drv_jtag_console_init (void);
130 #ifdef CONFIG_CBMEM_CONSOLE
131 int cbmemc_init(void);