blob: e6dc12ac3984b578be2601a09efd6c1bce5febe3 [file] [log] [blame]
wdenke831ad52002-10-17 21:52:26 +00001/*
2 * (C) Copyright 2000
3 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
wdenke831ad52002-10-17 21:52:26 +00006 */
7
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +02008#ifndef _STDIO_DEV_H_
9#define _STDIO_DEV_H_
10
Jean-Christophe PLAGNIOL-VILLARDc1de7a62008-08-31 04:24:55 +020011#include <linux/list.h>
wdenke831ad52002-10-17 21:52:26 +000012
wdenke831ad52002-10-17 21:52:26 +000013/*
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020014 * STDIO DEVICES
wdenke831ad52002-10-17 21:52:26 +000015 */
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_SYSTEM 0x80000000 /* Device is a system device */
20#define DEV_EXT_VIDEO 0x00000001 /* Video extensions supported */
21
wdenk47cd00f2003-03-06 13:39:27 +000022/* Device information */
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020023struct stdio_dev {
wdenke831ad52002-10-17 21:52:26 +000024 int flags; /* Device flags: input/output/system */
25 int ext; /* Supported extensions */
wdenk281e00a2004-08-01 22:48:16 +000026 char name[16]; /* Device name */
wdenke831ad52002-10-17 21:52:26 +000027
28/* GENERAL functions */
29
30 int (*start) (void); /* To start the device */
31 int (*stop) (void); /* To stop the device */
32
33/* OUTPUT functions */
34
35 void (*putc) (const char c); /* To put a char */
36 void (*puts) (const char *s); /* To put a string (accelerator) */
37
38/* INPUT functions */
39
40 int (*tstc) (void); /* To test if a char is ready... */
41 int (*getc) (void); /* To get that char */
42
43/* Other functions */
44
45 void *priv; /* Private extensions */
Jean-Christophe PLAGNIOL-VILLARDc1de7a62008-08-31 04:24:55 +020046 struct list_head list;
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020047};
wdenke831ad52002-10-17 21:52:26 +000048
49/*
50 * VIDEO EXTENSIONS
51 */
52#define VIDEO_FORMAT_RGB_INDEXED 0x0000
53#define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001
54#define VIDEO_FORMAT_YUYV_4_4_4 0x0010
55#define VIDEO_FORMAT_YUYV_4_2_2 0x0011
56
57typedef struct {
58 void *address; /* Address of framebuffer */
59 ushort width; /* Horizontal resolution */
60 ushort height; /* Vertical resolution */
61 uchar format; /* Format */
62 uchar colors; /* Colors number or color depth */
63 void (*setcolreg) (int, int, int, int);
64 void (*getcolreg) (int, void *);
65} video_ext_t;
66
67/*
68 * VARIABLES
69 */
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020070extern struct stdio_dev *stdio_devices[];
wdenke831ad52002-10-17 21:52:26 +000071extern char *stdio_names[MAX_FILES];
72
73/*
74 * PROTOTYPES
75 */
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020076int stdio_register (struct stdio_dev * dev);
77int stdio_init (void);
Jean-Christophe PLAGNIOL-VILLARD7e3be7c2009-05-16 12:14:55 +020078void stdio_print_current_devices(void);
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020079#ifdef CONFIG_SYS_STDIO_DEREGISTER
Mike Frysingerd7be3052010-10-20 07:18:03 -040080int stdio_deregister(const char *devname);
Jean-Christophe PLAGNIOL-VILLARDfea91ed2008-12-02 21:58:04 +010081#endif
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020082struct list_head* stdio_get_list(void);
Mike Frysingerd7be3052010-10-20 07:18:03 -040083struct stdio_dev* stdio_get_by_name(const char* name);
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020084struct stdio_dev* stdio_clone(struct stdio_dev *dev);
Jean-Christophe PLAGNIOL-VILLARDc1de7a62008-08-31 04:24:55 +020085
wdenke831ad52002-10-17 21:52:26 +000086#ifdef CONFIG_LCD
87int drv_lcd_init (void);
88#endif
wdenka6c7ad22002-12-03 21:28:10 +000089#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
wdenke831ad52002-10-17 21:52:26 +000090int drv_video_init (void);
91#endif
wdenk682011f2003-06-03 23:54:09 +000092#ifdef CONFIG_KEYBOARD
93int drv_keyboard_init (void);
wdenke831ad52002-10-17 21:52:26 +000094#endif
wdenk232c1502004-03-12 00:14:09 +000095#ifdef CONFIG_USB_TTY
96int drv_usbtty_init (void);
97#endif
wdenk68ceb292004-08-02 21:11:11 +000098#ifdef CONFIG_NETCONSOLE
99int drv_nc_init (void);
100#endif
Mike Frysinger36ea8e92008-10-11 21:51:20 -0400101#ifdef CONFIG_JTAG_CONSOLE
102int drv_jtag_console_init (void);
103#endif
Vadim Bendebury98ab4352012-10-12 18:48:47 +0000104#ifdef CONFIG_CBMEM_CONSOLE
105int cbmemc_init(void);
106#endif
wdenke831ad52002-10-17 21:52:26 +0000107
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +0200108#endif