]>
Commit | Line | Data |
---|---|---|
1 | /* | |
2 | * (C) Copyright 2000 | |
3 | * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #ifndef _STDIO_DEV_H_ | |
9 | #define _STDIO_DEV_H_ | |
10 | ||
11 | #include <linux/list.h> | |
12 | ||
13 | /* | |
14 | * STDIO DEVICES | |
15 | */ | |
16 | ||
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 * */ | |
20 | ||
21 | /* Device information */ | |
22 | struct stdio_dev { | |
23 | int flags; /* Device flags: input/output/system */ | |
24 | int ext; /* Supported extensions */ | |
25 | char name[32]; /* Device name */ | |
26 | ||
27 | /* GENERAL functions */ | |
28 | ||
29 | int (*start)(struct stdio_dev *dev); /* To start the device */ | |
30 | int (*stop)(struct stdio_dev *dev); /* To stop the device */ | |
31 | ||
32 | /* OUTPUT functions */ | |
33 | ||
34 | /* To put a char */ | |
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); | |
38 | ||
39 | /* INPUT functions */ | |
40 | ||
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 */ | |
44 | ||
45 | /* Other functions */ | |
46 | ||
47 | void *priv; /* Private extensions */ | |
48 | struct list_head list; | |
49 | }; | |
50 | ||
51 | /* | |
52 | * VIDEO EXTENSIONS | |
53 | */ | |
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 | |
58 | ||
59 | typedef struct { | |
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 *); | |
67 | } video_ext_t; | |
68 | ||
69 | /* | |
70 | * VARIABLES | |
71 | */ | |
72 | extern struct stdio_dev *stdio_devices[]; | |
73 | extern char *stdio_names[MAX_FILES]; | |
74 | ||
75 | /* | |
76 | * PROTOTYPES | |
77 | */ | |
78 | int stdio_register (struct stdio_dev * dev); | |
79 | int stdio_register_dev(struct stdio_dev *dev, struct stdio_dev **devp); | |
80 | ||
81 | /** | |
82 | * stdio_init_tables() - set up stdio tables ready for devices | |
83 | * | |
84 | * This does not add any devices, but just prepares stdio for use. | |
85 | */ | |
86 | int stdio_init_tables(void); | |
87 | ||
88 | /** | |
89 | * stdio_add_devices() - Add stdio devices to the table | |
90 | * | |
91 | * This makes calls to all the various subsystems that use stdio, to make | |
92 | * them register with stdio. | |
93 | */ | |
94 | int stdio_add_devices(void); | |
95 | ||
96 | /** | |
97 | * stdio_init() - Sets up stdio ready for use | |
98 | * | |
99 | * This calls stdio_init_tables() and stdio_add_devices() | |
100 | */ | |
101 | int stdio_init(void); | |
102 | ||
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); | |
107 | #endif | |
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); | |
111 | ||
112 | #ifdef CONFIG_LCD | |
113 | int drv_lcd_init (void); | |
114 | #endif | |
115 | #if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE) | |
116 | int drv_video_init (void); | |
117 | #endif | |
118 | #ifdef CONFIG_KEYBOARD | |
119 | int drv_keyboard_init (void); | |
120 | #endif | |
121 | #ifdef CONFIG_USB_TTY | |
122 | int drv_usbtty_init (void); | |
123 | #endif | |
124 | #ifdef CONFIG_NETCONSOLE | |
125 | int drv_nc_init (void); | |
126 | #endif | |
127 | #ifdef CONFIG_JTAG_CONSOLE | |
128 | int drv_jtag_console_init (void); | |
129 | #endif | |
130 | #ifdef CONFIG_CBMEM_CONSOLE | |
131 | int cbmemc_init(void); | |
132 | #endif | |
133 | ||
134 | #endif |