1 /* SPDX-License-Identifier: GPL-2.0 */
6 * this really is an extension of the vc_cons structure in console.c, but
7 * with information needed by the vt package
12 #include <linux/tty.h>
13 #include <linux/mutex.h>
14 #include <linux/console_struct.h>
16 #include <linux/consolemap.h>
17 #include <linux/notifier.h>
19 void kd_mksound(unsigned int hz
, unsigned int ticks
);
20 int kbd_rate(struct kbd_repeat
*rep
);
22 extern int fg_console
, last_console
, want_console
;
26 int vc_allocate(unsigned int console
);
27 int vc_cons_allocated(unsigned int console
);
28 int vc_resize(struct vc_data
*vc
, unsigned int cols
, unsigned int lines
);
29 struct vc_data
*vc_deallocate(unsigned int console
);
30 void reset_palette(struct vc_data
*vc
);
31 void do_blank_screen(int entering_gfx
);
32 void do_unblank_screen(int leaving_gfx
);
33 void unblank_screen(void);
34 void poke_blanked_console(void);
35 int con_font_op(struct vc_data
*vc
, struct console_font_op
*op
);
36 int con_set_cmap(unsigned char __user
*cmap
);
37 int con_get_cmap(unsigned char __user
*cmap
);
38 void scrollback(struct vc_data
*vc
);
39 void scrollfront(struct vc_data
*vc
, int lines
);
40 void clear_buffer_attributes(struct vc_data
*vc
);
41 void update_region(struct vc_data
*vc
, unsigned long start
, int count
);
42 void redraw_screen(struct vc_data
*vc
, int is_switch
);
43 #define update_screen(x) redraw_screen(x, 0)
44 #define switch_screen(x) redraw_screen(x, 1)
47 int tioclinux(struct tty_struct
*tty
, unsigned long arg
);
49 #ifdef CONFIG_CONSOLE_TRANSLATIONS
54 int con_set_trans_old(unsigned char __user
* table
);
55 int con_get_trans_old(unsigned char __user
* table
);
56 int con_set_trans_new(unsigned short __user
* table
);
57 int con_get_trans_new(unsigned short __user
* table
);
58 int con_clear_unimap(struct vc_data
*vc
);
59 int con_set_unimap(struct vc_data
*vc
, ushort ct
, struct unipair __user
*list
);
60 int con_get_unimap(struct vc_data
*vc
, ushort ct
, ushort __user
*uct
, struct unipair __user
*list
);
61 int con_set_default_unimap(struct vc_data
*vc
);
62 void con_free_unimap(struct vc_data
*vc
);
63 int con_copy_unimap(struct vc_data
*dst_vc
, struct vc_data
*src_vc
);
66 static inline int con_set_trans_old(unsigned char __user
*table
)
70 static inline int con_get_trans_old(unsigned char __user
*table
)
74 static inline int con_set_trans_new(unsigned short __user
*table
)
78 static inline int con_get_trans_new(unsigned short __user
*table
)
82 static inline int con_clear_unimap(struct vc_data
*vc
)
87 int con_set_unimap(struct vc_data
*vc
, ushort ct
, struct unipair __user
*list
)
92 int con_get_unimap(struct vc_data
*vc
, ushort ct
, ushort __user
*uct
,
93 struct unipair __user
*list
)
97 static inline int con_set_default_unimap(struct vc_data
*vc
)
101 static inline void con_free_unimap(struct vc_data
*vc
)
104 static inline void con_protect_unimap(struct vc_data
*vc
, int rdonly
)
108 int con_copy_unimap(struct vc_data
*dst_vc
, struct vc_data
*src_vc
)
116 void vt_event_post(unsigned int event
, unsigned int old
, unsigned int new);
117 int vt_waitactive(int n
);
118 void change_console(struct vc_data
*new_vc
);
119 void reset_vc(struct vc_data
*vc
);
120 int do_unbind_con_driver(const struct consw
*csw
, int first
, int last
,
122 int vty_init(const struct file_operations
*console_fops
);
124 extern bool vt_dont_switch
;
125 extern int default_utf8
;
126 extern int global_cursor_default
;
128 struct vt_spawn_console
{
133 extern struct vt_spawn_console vt_spawn_con
;
135 int vt_move_to_console(unsigned int vt
, int alloc
);
137 /* Interfaces for VC notification of character events (for accessibility etc) */
139 struct vt_notifier_param
{
140 struct vc_data
*vc
; /* VC on which the update happened */
141 unsigned int c
; /* Printed char */
144 int register_vt_notifier(struct notifier_block
*nb
);
145 int unregister_vt_notifier(struct notifier_block
*nb
);
147 void hide_boot_cursor(bool hide
);
149 /* keyboard provided interfaces */
150 int vt_do_diacrit(unsigned int cmd
, void __user
*up
, int eperm
);
151 int vt_do_kdskbmode(unsigned int console
, unsigned int arg
);
152 int vt_do_kdskbmeta(unsigned int console
, unsigned int arg
);
153 int vt_do_kbkeycode_ioctl(int cmd
, struct kbkeycode __user
*user_kbkc
,
155 int vt_do_kdsk_ioctl(int cmd
, struct kbentry __user
*user_kbe
, int perm
,
156 unsigned int console
);
157 int vt_do_kdgkb_ioctl(int cmd
, struct kbsentry __user
*user_kdgkb
, int perm
);
158 int vt_do_kdskled(unsigned int console
, int cmd
, unsigned long arg
, int perm
);
159 int vt_do_kdgkbmode(unsigned int console
);
160 int vt_do_kdgkbmeta(unsigned int console
);
161 void vt_reset_unicode(unsigned int console
);
162 int vt_get_shift_state(void);
163 void vt_reset_keyboard(unsigned int console
);
164 int vt_get_leds(unsigned int console
, int flag
);
165 int vt_get_kbd_mode_bit(unsigned int console
, int bit
);
166 void vt_set_kbd_mode_bit(unsigned int console
, int bit
);
167 void vt_clr_kbd_mode_bit(unsigned int console
, int bit
);
168 void vt_set_led_state(unsigned int console
, int leds
);
169 void vt_kbd_con_start(unsigned int console
);
170 void vt_kbd_con_stop(unsigned int console
);
172 void vc_scrolldelta_helper(struct vc_data
*c
, int lines
,
173 unsigned int rolled_over
, void *_base
, unsigned int size
);
175 #endif /* _VT_KERN_H */