wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2000 |
| 3 | * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it |
| 4 | * |
Wolfgang Denk | d79de1d | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 5 | * SPDX-License-Identifier: GPL-2.0+ |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 8 | #ifndef _STDIO_DEV_H_ |
| 9 | #define _STDIO_DEV_H_ |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 10 | |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 11 | #include <linux/list.h> |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 12 | |
| 13 | /* |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 14 | * STDIO DEVICES |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 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_SYSTEM 0x80000000 /* Device is a system device */ |
| 20 | #define DEV_EXT_VIDEO 0x00000001 /* Video extensions supported */ |
| 21 | |
wdenk | cc1e256 | 2003-03-06 13:39:27 +0000 | [diff] [blame] | 22 | /* Device information */ |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 23 | struct stdio_dev { |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 24 | int flags; /* Device flags: input/output/system */ |
| 25 | int ext; /* Supported extensions */ |
wdenk | 7ac1610 | 2004-08-01 22:48:16 +0000 | [diff] [blame] | 26 | char name[16]; /* Device name */ |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 27 | |
| 28 | /* GENERAL functions */ |
| 29 | |
Simon Glass | 0d1e1f7 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 30 | int (*start)(struct stdio_dev *dev); /* To start the device */ |
| 31 | int (*stop)(struct stdio_dev *dev); /* To stop the device */ |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 32 | |
| 33 | /* OUTPUT functions */ |
| 34 | |
Simon Glass | 0d1e1f7 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 35 | /* To put a char */ |
| 36 | void (*putc)(struct stdio_dev *dev, const char c); |
| 37 | /* To put a string (accelerator) */ |
| 38 | void (*puts)(struct stdio_dev *dev, const char *s); |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 39 | |
| 40 | /* INPUT functions */ |
| 41 | |
Simon Glass | 0d1e1f7 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 42 | /* To test if a char is ready... */ |
| 43 | int (*tstc)(struct stdio_dev *dev); |
| 44 | int (*getc)(struct stdio_dev *dev); /* To get that char */ |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 45 | |
| 46 | /* Other functions */ |
| 47 | |
| 48 | void *priv; /* Private extensions */ |
Jean-Christophe PLAGNIOL-VILLARD | 8a4a784 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 49 | struct list_head list; |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 50 | }; |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 51 | |
| 52 | /* |
| 53 | * VIDEO EXTENSIONS |
| 54 | */ |
| 55 | #define VIDEO_FORMAT_RGB_INDEXED 0x0000 |
| 56 | #define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001 |
| 57 | #define VIDEO_FORMAT_YUYV_4_4_4 0x0010 |
| 58 | #define VIDEO_FORMAT_YUYV_4_2_2 0x0011 |
| 59 | |
| 60 | typedef struct { |
| 61 | void *address; /* Address of framebuffer */ |
| 62 | ushort width; /* Horizontal resolution */ |
| 63 | ushort height; /* Vertical resolution */ |
| 64 | uchar format; /* Format */ |
| 65 | uchar colors; /* Colors number or color depth */ |
| 66 | void (*setcolreg) (int, int, int, int); |
| 67 | void (*getcolreg) (int, void *); |
| 68 | } video_ext_t; |
| 69 | |
| 70 | /* |
| 71 | * VARIABLES |
| 72 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 73 | extern struct stdio_dev *stdio_devices[]; |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 74 | extern char *stdio_names[MAX_FILES]; |
| 75 | |
| 76 | /* |
| 77 | * PROTOTYPES |
| 78 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 79 | int stdio_register (struct stdio_dev * dev); |
Simon Glass | 5d609ce | 2014-07-23 06:55:05 -0600 | [diff] [blame] | 80 | int stdio_register_dev(struct stdio_dev *dev, struct stdio_dev **devp); |
Simon Glass | 712da5e | 2014-09-03 17:37:01 -0600 | [diff] [blame] | 81 | |
| 82 | /** |
| 83 | * stdio_init_tables() - set up stdio tables ready for devices |
| 84 | * |
| 85 | * This does not add any devices, but just prepares stdio for use. |
| 86 | */ |
| 87 | int stdio_init_tables(void); |
| 88 | |
| 89 | /** |
| 90 | * stdio_add_devices() - Add stdio devices to the table |
| 91 | * |
| 92 | * This makes calls to all the various subsystems that use stdio, to make |
| 93 | * them register with stdio. |
| 94 | */ |
| 95 | int stdio_add_devices(void); |
| 96 | |
| 97 | /** |
| 98 | * stdio_init() - Sets up stdio ready for use |
| 99 | * |
| 100 | * This calls stdio_init_tables() and stdio_add_devices() |
| 101 | */ |
| 102 | int stdio_init(void); |
| 103 | |
Jean-Christophe PLAGNIOL-VILLARD | 5a30936 | 2009-05-16 12:14:55 +0200 | [diff] [blame] | 104 | void stdio_print_current_devices(void); |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 105 | #ifdef CONFIG_SYS_STDIO_DEREGISTER |
Mike Frysinger | e3d5572 | 2010-10-20 07:18:03 -0400 | [diff] [blame] | 106 | int stdio_deregister(const char *devname); |
Simon Glass | 5d609ce | 2014-07-23 06:55:05 -0600 | [diff] [blame] | 107 | int stdio_deregister_dev(struct stdio_dev *dev); |
Jean-Christophe PLAGNIOL-VILLARD | 3bef09c | 2008-12-02 21:58:04 +0100 | [diff] [blame] | 108 | #endif |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 109 | struct list_head* stdio_get_list(void); |
Mike Frysinger | e3d5572 | 2010-10-20 07:18:03 -0400 | [diff] [blame] | 110 | struct stdio_dev* stdio_get_by_name(const char* name); |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 111 | struct stdio_dev* stdio_clone(struct stdio_dev *dev); |
Jean-Christophe PLAGNIOL-VILLARD | 8a4a784 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 112 | |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 113 | #ifdef CONFIG_LCD |
| 114 | int drv_lcd_init (void); |
| 115 | #endif |
wdenk | 9dd2b88 | 2002-12-03 21:28:10 +0000 | [diff] [blame] | 116 | #if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE) |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 117 | int drv_video_init (void); |
| 118 | #endif |
wdenk | 4e112c1 | 2003-06-03 23:54:09 +0000 | [diff] [blame] | 119 | #ifdef CONFIG_KEYBOARD |
| 120 | int drv_keyboard_init (void); |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 121 | #endif |
wdenk | 29e7f5a | 2004-03-12 00:14:09 +0000 | [diff] [blame] | 122 | #ifdef CONFIG_USB_TTY |
| 123 | int drv_usbtty_init (void); |
| 124 | #endif |
wdenk | b8fb619 | 2004-08-02 21:11:11 +0000 | [diff] [blame] | 125 | #ifdef CONFIG_NETCONSOLE |
| 126 | int drv_nc_init (void); |
| 127 | #endif |
Mike Frysinger | 7504e97 | 2008-10-11 21:51:20 -0400 | [diff] [blame] | 128 | #ifdef CONFIG_JTAG_CONSOLE |
| 129 | int drv_jtag_console_init (void); |
| 130 | #endif |
Vadim Bendebury | 263a8bd | 2012-10-12 18:48:47 +0000 | [diff] [blame] | 131 | #ifdef CONFIG_CBMEM_CONSOLE |
| 132 | int cbmemc_init(void); |
| 133 | #endif |
wdenk | e831ad5 | 2002-10-17 21:52:26 +0000 | [diff] [blame] | 134 | |
Jean-Christophe PLAGNIOL-VILLARD | 2a7a031 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 135 | #endif |