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git.ipfire.org Git - people/ms/u-boot.git/blob - include/stdio_dev.h
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 */
20 /* Device information */
22 int flags
; /* Device flags: input/output/system */
23 int ext
; /* Supported extensions */
24 char name
[32]; /* Device name */
26 /* GENERAL functions */
28 int (*start
)(struct stdio_dev
*dev
); /* To start the device */
29 int (*stop
)(struct stdio_dev
*dev
); /* To stop the device */
31 /* OUTPUT functions */
34 void (*putc
)(struct stdio_dev
*dev
, const char c
);
35 /* To put a string (accelerator) */
36 void (*puts
)(struct stdio_dev
*dev
, const char *s
);
40 /* To test if a char is ready... */
41 int (*tstc
)(struct stdio_dev
*dev
);
42 int (*getc
)(struct stdio_dev
*dev
); /* To get that char */
46 void *priv
; /* Private extensions */
47 struct list_head list
;
53 #define VIDEO_FORMAT_RGB_INDEXED 0x0000
54 #define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001
55 #define VIDEO_FORMAT_YUYV_4_4_4 0x0010
56 #define VIDEO_FORMAT_YUYV_4_2_2 0x0011
59 void *address
; /* Address of framebuffer */
60 ushort width
; /* Horizontal resolution */
61 ushort height
; /* Vertical resolution */
62 uchar format
; /* Format */
63 uchar colors
; /* Colors number or color depth */
64 void (*setcolreg
) (int, int, int, int);
65 void (*getcolreg
) (int, void *);
71 extern struct stdio_dev
*stdio_devices
[];
72 extern char *stdio_names
[MAX_FILES
];
77 int stdio_register (struct stdio_dev
* dev
);
78 int stdio_register_dev(struct stdio_dev
*dev
, struct stdio_dev
**devp
);
81 * stdio_init_tables() - set up stdio tables ready for devices
83 * This does not add any devices, but just prepares stdio for use.
85 int stdio_init_tables(void);
88 * stdio_add_devices() - Add stdio devices to the table
90 * This makes calls to all the various subsystems that use stdio, to make
91 * them register with stdio.
93 int stdio_add_devices(void);
96 * stdio_init() - Sets up stdio ready for use
98 * This calls stdio_init_tables() and stdio_add_devices()
100 int stdio_init(void);
102 void stdio_print_current_devices(void);
103 #if CONFIG_IS_ENABLED(SYS_STDIO_DEREGISTER)
104 int stdio_deregister(const char *devname
, int force
);
105 int stdio_deregister_dev(struct stdio_dev
*dev
, int force
);
107 struct list_head
* stdio_get_list(void);
108 struct stdio_dev
* stdio_get_by_name(const char* name
);
109 struct stdio_dev
* stdio_clone(struct stdio_dev
*dev
);
112 int drv_lcd_init (void);
114 #if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
115 int drv_video_init (void);
117 #ifdef CONFIG_KEYBOARD
118 int drv_keyboard_init (void);
120 #ifdef CONFIG_USB_TTY
121 int drv_usbtty_init (void);
123 #ifdef CONFIG_NETCONSOLE
124 int drv_nc_init (void);
126 #ifdef CONFIG_JTAG_CONSOLE
127 int drv_jtag_console_init (void);
129 #ifdef CONFIG_CBMEM_CONSOLE
130 int cbmemc_init(void);