xref: /OK3568_Linux_fs/u-boot/include/console.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2000-2009
3*4882a593Smuzhiyun  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __CONSOLE_H
9*4882a593Smuzhiyun #define __CONSOLE_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun extern char console_buffer[];
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* common/console.c */
14*4882a593Smuzhiyun int console_init_f(void);	/* Before relocation; uses the serial  stuff */
15*4882a593Smuzhiyun int console_init_r(void);	/* After  relocation; uses the console stuff */
16*4882a593Smuzhiyun int console_assign(int file, const char *devname);	/* Assign the console */
17*4882a593Smuzhiyun int ctrlc(void);
18*4882a593Smuzhiyun int had_ctrlc(void);	/* have we had a Control-C since last clear? */
19*4882a593Smuzhiyun void clear_ctrlc(void);	/* clear the Control-C condition */
20*4882a593Smuzhiyun int disable_ctrlc(int);	/* 1 to disable, 0 to enable Control-C detect */
21*4882a593Smuzhiyun int confirm_yesno(void);        /*  1 if input is "y", "Y", "yes" or "YES" */
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /**
24*4882a593Smuzhiyun  * console_record_init() - set up the console recording buffers
25*4882a593Smuzhiyun  *
26*4882a593Smuzhiyun  * This should be called as soon as malloc() is available so that the maximum
27*4882a593Smuzhiyun  * amount of console output can be recorded.
28*4882a593Smuzhiyun  */
29*4882a593Smuzhiyun int console_record_init(void);
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /**
32*4882a593Smuzhiyun  * console_record_reset() - reset the console recording buffers
33*4882a593Smuzhiyun  *
34*4882a593Smuzhiyun  * Removes any data in the buffers
35*4882a593Smuzhiyun  */
36*4882a593Smuzhiyun void console_record_reset(void);
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun /**
39*4882a593Smuzhiyun  * console_record_reset_enable() - reset and enable the console buffers
40*4882a593Smuzhiyun  *
41*4882a593Smuzhiyun  * This should be called to enable the console buffer.
42*4882a593Smuzhiyun  */
43*4882a593Smuzhiyun void console_record_reset_enable(void);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun /**
46*4882a593Smuzhiyun  * console_record_print_purge() - print record data and remove data from buffers
47*4882a593Smuzhiyun  */
48*4882a593Smuzhiyun void console_record_print_purge(void);
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun /**
51*4882a593Smuzhiyun  * console_announce_r() - print a U-Boot console on non-serial consoles
52*4882a593Smuzhiyun  *
53*4882a593Smuzhiyun  * When U-Boot starts up with a display it generally does not announce itself
54*4882a593Smuzhiyun  * on the display. The banner is instead emitted on the UART before relocation.
55*4882a593Smuzhiyun  * This function prints a banner on devices which (we assume) did not receive
56*4882a593Smuzhiyun  * it before relocation.
57*4882a593Smuzhiyun  *
58*4882a593Smuzhiyun  * @return 0 (meaning no errors)
59*4882a593Smuzhiyun  */
60*4882a593Smuzhiyun int console_announce_r(void);
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun /*
63*4882a593Smuzhiyun  * CONSOLE multiplexing.
64*4882a593Smuzhiyun  */
65*4882a593Smuzhiyun #ifdef CONFIG_CONSOLE_MUX
66*4882a593Smuzhiyun #include <iomux.h>
67*4882a593Smuzhiyun #endif
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun #endif
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