| /linux/Documentation/admin-guide/ |
| H A D | serial-console.rst | 3 Linux Serial Console
6 To use a serial port as console you need to compile the support into your
10 …ices --> Serial drivers --> 8250/16550 and compatible serial support --> Console on 8250/16550 and…
14 It is possible to specify multiple devices for console output. You can
16 use for console output.
20 console=device,options
22 device: tty0 for the foreground virtual console
23 ttyX for any other virtual console
35 You can specify multiple console= options on the kernel command line.
39 the last device will be used when you open ``/dev/console``.
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| /linux/drivers/tty/hvc/ |
| H A D | Kconfig | 6 Generic "hypervisor virtual console" infrastructure for various
8 It will automatically be selected if one of the back-end console drivers
15 bool "pSeries Hypervisor Virtual Console support"
21 console. This driver allows each pSeries partition to have a console
29 bool "OPAL Console support"
35 PowerNV machines running under OPAL need that driver to get a console
38 bool "IBM RTAS Console support"
42 IBM Console device driver which makes use of RTAS
45 bool "z/VM IUCV Hypervisor console support (VM only)"
51 This driver provides a Hypervisor console (HVC) back-end to access
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| /linux/drivers/net/ethernet/cavium/liquidio/ |
| H A D | octeon_console.c | 101 /* Structure that defines a single console.
104 * The actual usable size of each console is console_buf_size -1;
422 struct octeon_console *console; in octeon_console_handle_result() local
424 console = &oct->console[console_num]; in octeon_console_handle_result()
426 console->waiting = 0; in octeon_console_handle_result()
432 struct octeon_console *console, in output_console_line() argument
449 * having been read from the console). in output_console_line()
453 if (console->leftover[0] && in output_console_line()
454 (line != console->leftover)) { in output_console_line()
455 if (console->print) in output_console_line()
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| /linux/Documentation/driver-api/ |
| H A D | console.rst | 4 Console Drivers
7 The Linux kernel has 2 general types of console drivers. The first type is
15 any time with each driver sharing the console with other drivers including
16 the system driver. However, modular drivers cannot take over the console
19 of driver occupying the consoles.) They can only take over the console that is
21 released by the console, the system driver will take over.
25 do_take_over_console() - load and bind driver to console layer
35 examined. This shows the console backends currently registered by the
89 Support for binding and unbinding console drivers
94 console to KD_GRAPHICS is X.
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| /linux/include/linux/ |
| H A D | vt_kern.h | 6 * this really is an extension of the vc_cons structure in console.c, but
24 /* console.c */
26 int vc_allocate(unsigned int console);
27 int vc_cons_allocated(unsigned int console);
30 struct vc_data *vc_deallocate(unsigned int console);
157 int vt_do_kdskbmode(unsigned int console, unsigned int arg);
158 int vt_do_kdskbmeta(unsigned int console, unsigned int arg);
162 unsigned int console);
164 int vt_do_kdskled(unsigned int console, int cmd, unsigned long arg, int perm);
165 int vt_do_kdgkbmode(unsigned int console);
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| /linux/lib/fonts/ |
| H A D | Kconfig | 16 your frame buffer console usually use.
30 provided by the text console 80x50 (and higher) modes).
43 provided by the VGA text console 80x25 mode.
48 bool "Mac console 6x11 font (not supported by all drivers)" if FONTS
52 Small console font with Macintosh-style high-half glyphs. Some Mac
56 bool "console 7x14 font (not supported by all drivers)" if FONTS
59 Console font with characters just a bit smaller than the default.
64 bool "Pearl (old m68k) console 8x8 font" if FONTS
68 Small console font with PC-style control-character and high-half
72 bool "Acorn console 8x8 font" if FONTS
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| /linux/arch/um/drivers/ |
| H A D | stderr_console.c | 4 #include <linux/console.h>
9 /* trivial console driver -- simply dump everything to stderr */
13 * boot process it becomes the default console.
19 static void stderr_console_write(struct console *console, const char *string, in stderr_console_write() argument
25 static struct console stderr_console = {
48 /* The previous behavior of not unregistering led to /dev/console being
51 * console to become the default console, and /dev/console can then be
54 * normal console is good enough to show you all available output.
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| H A D | stdio_console.c | 12 #include <linux/console.h>
32 printk(KERN_INFO "Virtual console %d assigned device '%s'\n", dev, in stdio_announce()
39 .xterm_title = "Virtual Console #%d",
50 .name = "UML console",
56 .read_irq_name = "console",
57 .write_irq_name = "console-write",
112 static void uml_console_write(struct console *console, const char *string, in uml_console_write() argument
115 struct line *line = &vts[console->index]; in uml_console_write()
123 static struct tty_driver *uml_console_device(struct console *c, int *index) in uml_console_device()
129 static int uml_console_setup(struct console *co, char *options) in uml_console_setup()
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| /linux/kernel/printk/ |
| H A D | printk.c | 10 * to the console. Added hook for sending the console messages
11 * elsewhere, in preparation for a serial line console (someday).
26 #include <linux/console.h>
76 EXPORT_TRACEPOINT_SYMBOL_GPL(console);
86 * console_mutex protects console_list updates and console->flags updates.
88 * accessible via the console list.
93 * console_sem protects updates to console->seq
94 * and also provides serialization for console printing.
243 * console_list_lock - Lock the console list
245 * For console list or console->flags updates
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| H A D | internal.h | 5 #include <linux/console.h>
25 * true, all printing via console lock occurs within a dedicated
55 /* always show on console, ignore console_loglevel */
102 u64 nbcon_seq_read(struct console *con);
103 void nbcon_seq_force(struct console *con, u64 seq);
104 bool nbcon_alloc(struct console *con);
105 void nbcon_free(struct console *con);
108 bool nbcon_legacy_emit_next_record(struct console *con, bool *handover,
110 bool nbcon_kthread_create(struct console *con);
111 void nbcon_kthread_stop(struct console *con);
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| H A D | braille.h | 14 * Setup console according to braille options.
24 _braille_register_console(struct console *console, struct console_cmdline *c);
27 _braille_unregister_console(struct console *console);
43 _braille_register_console(struct console *console, struct console_cmdline *c) in _braille_register_console() argument
49 _braille_unregister_console(struct console *console) in _braille_unregister_console() argument
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| H A D | braille.c | 5 #include <linux/console.h>
38 _braille_register_console(struct console *console, struct console_cmdline *c) in _braille_register_console() argument
43 console->flags |= CON_BRL; in _braille_register_console()
44 rtn = braille_register_console(console, c->index, c->options, in _braille_register_console()
52 _braille_unregister_console(struct console *console) in _braille_unregister_console() argument
54 if (console->flags & CON_BRL) in _braille_unregister_console()
55 return braille_unregister_console(console); in _braille_unregister_console()
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| /linux/arch/powerpc/ |
| H A D | Kconfig.debug | 52 warnings can be printed to the console when instructions are
159 bool "Support for early boot text console (BootX or OpenFirmware only)"
178 prompt "Early debugging console"
181 Use the selected console for early debugging. Careful, if you
193 bool "LPAR HV Console"
197 console on vterm 0.
200 bool "LPAR HVSI Console"
204 console on a specified vterm.
257 bool "OPAL raw console"
261 using a "raw" console
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| /linux/Documentation/driver-api/tty/ |
| H A D | console.rst | 4 Console title
9 Struct Console
12 .. kernel-doc:: include/linux/console.h
13 :identifiers: console cons_flags
18 .. kernel-doc:: include/linux/console.h
24 .. kernel-doc:: include/linux/console.h
27 Console functions
30 .. kernel-doc:: include/linux/console.h
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| /linux/drivers/usb/serial/ |
| H A D | console.c | 3 * USB Serial Console driver
17 #include <linux/console.h>
29 static struct console usbcons;
33 * USB Serial console driver
36 * and implements a phony serial console in the same way that
43 * console speeds based on the command line arguments.
55 static int usb_console_setup(struct console *co, char *options) in usb_console_setup()
109 * no need to check the index here: if the index is wrong, console in usb_console_setup()
158 dev_err(&port->dev, "could not open USB console port\n"); in usb_console_setup()
177 /* The console is special in terms of closing the device so in usb_console_setup()
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| /linux/drivers/tty/serial/ |
| H A D | tegra-tcu.c | 6 #include <linux/console.h>
25 struct console console; member
148 static void tegra_tcu_console_write(struct console *cons, const char *s, in tegra_tcu_console_write()
151 struct tegra_tcu *tcu = container_of(cons, struct tegra_tcu, console); in tegra_tcu_console_write()
156 static int tegra_tcu_console_setup(struct console *cons, char *options) in tegra_tcu_console_setup()
200 /* setup the console */ in tegra_tcu_probe()
201 strcpy(tcu->console.name, "ttyTCU"); in tegra_tcu_probe()
202 tcu->console.device = uart_console_device; in tegra_tcu_probe()
203 tcu->console.flags = CON_PRINTBUFFER | CON_ANYTIME; in tegra_tcu_probe()
204 tcu->console.index = -1; in tegra_tcu_probe()
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| H A D | tegra-utc.c | 6 #include <linux/console.h>
58 struct console console; member
363 static void tegra_utc_early_write(struct console *con, const char *s, unsigned int n) in tegra_utc_early_write()
413 static void tegra_utc_console_write_atomic(struct console *cons, struct nbcon_write_context *wctxt) in tegra_utc_console_write_atomic()
415 struct tegra_utc_port *tup = container_of(cons, struct tegra_utc_port, console); in tegra_utc_console_write_atomic()
441 static void tegra_utc_console_write_thread(struct console *cons, struct nbcon_write_context *wctxt) in tegra_utc_console_write_thread()
443 struct tegra_utc_port *tup = container_of(cons, struct tegra_utc_port, console); in tegra_utc_console_write_thread()
461 static void tegra_utc_console_device_lock(struct console *cons, unsigned long *flags) in tegra_utc_console_device_lock()
463 struct tegra_utc_port *tup = container_of(cons, struct tegra_utc_port, console); in tegra_utc_console_device_lock()
469 static void tegra_utc_console_device_unlock(struct console *cons, unsigned long flags) in tegra_utc_console_device_unlock()
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| /linux/arch/m68k/ |
| H A D | Kconfig.devices | 45 tristate "NatFeat console driver"
48 Say Y to include support for the ARAnyM NatFeat console driver
49 which allows the console output to be redirected to the stderr
122 bool "Support for serial port console"
126 system console (the system console is the device which receives all
131 Even if you say Y here, the currently visible virtual console
132 (/dev/tty0) will still be used as the system console by default, but
134 "console=ttyS1". (Try "man bootparam" or see the documentation of
138 If you don't have a graphical console and you say Y here, the
140 system console.
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| /linux/drivers/accessibility/braille/ |
| H A D | braille_console.c | 5 * By default, shows console messages on the braille device.
14 #include <linux/console.h>
43 /* mini console */
52 /* show console ? (or show VC) */
58 static struct console *braille_co;
345 * Called from printk.c when console=brl is given
348 int braille_register_console(struct console *console, int index, in braille_register_console() argument
358 if (console->setup) { in braille_register_console()
359 ret = console->setup(console, console_options); in braille_register_console()
363 console->flags |= CON_ENABLED; in braille_register_console()
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| /linux/tools/testing/selftests/rcutorture/bin/ |
| H A D | kvm-find-errors.sh | 4 # Invoke a text editor on all console.log files for all runs with diagnostics,
5 # that is, on all such files having a console.log.diags counterpart.
6 # Note that both console.log.diags and console.log are passed to the
8 # idea of what to search for in the console.log file.
54 echo Build-only run, no console logs to check.
58 # Find console logs with errors
60 for i in ${rundir}/*/console.log
72 echo No errors in console logs.
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| /linux/drivers/s390/char/ |
| H A D | sclp_con.c | 3 * SCLP line mode console driver
11 #include <linux/console.h>
31 /* List of free pages that can be used for console output buffering */
35 /* Pointer to current console buffer */
37 /* Timer for delayed output of console messages */
42 /* Output format for console messages */
132 * Drop oldest console buffer if sclp_con_drop is set
157 * Writes the given message to S390 system console
160 sclp_console_write(struct console *console, const char *message, in sclp_console_write() argument
175 /* make sure we have a console output buffer */ in sclp_console_write()
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| H A D | Kconfig | 21 prompt "Support for console on 3270 terminal"
25 console. Available only if 3270 support is compiled in statically.
36 prompt "Support for console on 3215 line mode terminal"
40 Linux system console.
54 prompt "Support for console on SCLP line mode terminal"
58 system console.
69 prompt "Support for console on SCLP VT220-compatible terminal"
73 Linux system console.
82 Management Console (HMC) drive CD/DVD-ROM. It is available as a
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| /linux/Documentation/arch/powerpc/ |
| H A D | hvcs.rst | 2 HVCS IBM "Hypervisor Virtual Console Server" Installation Guide
36 This is the device driver for the IBM Hypervisor Virtual Console Server,
79 <*> IBM Hypervisor Virtual Console Server Support
91 <M> IBM Hypervisor Virtual Console Server Support
214 to provide real time console interaction with a Linux partition's console,
220 passed through them are NOT acceptable for providing interactive console
229 interacting with a Linux console via an hvcs device. These programs simply
234 In order to ensure proper functioning of console applications one must make
235 sure that once connected to a /dev/hvcs console that the console's $TERM
238 kermit to connect to /dev/hvcs0 when the console prompt becomes available
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| /linux/arch/parisc/kernel/ |
| H A D | pdc_cons.c | 3 * PDC early console support - use PDC firmware to dump text via boot console
8 #include <linux/console.h>
15 static void pdc_console_write(struct console *co, const char *s, unsigned count) in pdc_console_write()
34 /* no need to print char as it's shown on standard console */ in kgdb_pdc_write_char()
48 struct console *earlycon_console; in pdc_earlycon_setup()
50 /* If the console is duplex then copy the COUT parameters to CIN. */ in pdc_earlycon_setup()
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| /linux/Documentation/arch/s390/ |
| H A D | 3270.ChangeLog | 3 Sep 2002: Get bootup colors right on 3270 console
13 tubmakemin() in tuball.c (if it's the console) or tty3270_open()
28 Apr 2002: Fix 3270 console reboot loop
29 * (Belated log entry) Fixed reboot loop if 3270 console,
34 * tub3270 now supports 3270 console:
36 Support for 3215 will not appear if 3270 console support
38 NOTE: The default is 3270 console support, NOT 3215.
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