1 // SPDX-License-Identifier: GPL-2.0+
4 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
9 #include <debug_uart.h>
18 #include <stdio_dev.h>
20 #include <env_internal.h>
22 #include <asm/global_data.h>
23 #include <linux/delay.h>
25 DECLARE_GLOBAL_DATA_PTR;
27 static int on_console(const char *name, const char *value, enum env_op op,
32 /* Check for console redirection */
33 if (strcmp(name, "stdin") == 0)
35 else if (strcmp(name, "stdout") == 0)
37 else if (strcmp(name, "stderr") == 0)
40 /* if not actually setting a console variable, we don't care */
41 if (console == -1 || (gd->flags & GD_FLG_DEVINIT) == 0)
46 case env_op_overwrite:
48 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
49 if (iomux_doenv(console, value))
52 /* Try assigning specified device */
53 if (console_assign(console, value) < 0)
60 if ((flags & H_FORCE) == 0)
61 printf("Can't delete \"%s\"\n", name);
68 U_BOOT_ENV_CALLBACK(console, on_console);
70 #ifdef CONFIG_SILENT_CONSOLE
71 static int on_silent(const char *name, const char *value, enum env_op op,
74 if (!CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_SET))
75 if (flags & H_INTERACTIVE)
78 if (!CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_RELOC))
79 if ((flags & H_INTERACTIVE) == 0)
83 gd->flags |= GD_FLG_SILENT;
85 gd->flags &= ~GD_FLG_SILENT;
89 U_BOOT_ENV_CALLBACK(silent, on_silent);
92 #ifdef CONFIG_CONSOLE_RECORD
93 /* helper function: access to gd->console_out and gd->console_in */
94 static void console_record_putc(const char c)
96 if (!(gd->flags & GD_FLG_RECORD))
98 if (gd->console_out.start)
99 membuff_putbyte((struct membuff *)&gd->console_out, c);
102 static void console_record_puts(const char *s)
104 if (!(gd->flags & GD_FLG_RECORD))
106 if (gd->console_out.start)
107 membuff_put((struct membuff *)&gd->console_out, s, strlen(s));
110 static int console_record_getc(void)
112 if (!(gd->flags & GD_FLG_RECORD))
114 if (!gd->console_in.start)
117 return membuff_getbyte((struct membuff *)&gd->console_in);
120 static int console_record_tstc(void)
122 if (!(gd->flags & GD_FLG_RECORD))
124 if (gd->console_in.start) {
125 if (membuff_peekbyte((struct membuff *)&gd->console_in) != -1)
131 static void console_record_putc(char c)
135 static void console_record_puts(const char *s)
139 static int console_record_getc(void)
144 static int console_record_tstc(void)
150 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
152 * if overwrite_console returns 1, the stdin, stderr and stdout
153 * are switched to the serial port, else the settings in the
154 * environment are used
156 #ifdef CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
157 extern int overwrite_console(void);
158 #define OVERWRITE_CONSOLE overwrite_console()
160 #define OVERWRITE_CONSOLE 0
161 #endif /* CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE */
163 #endif /* CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */
165 static int console_setfile(int file, struct stdio_dev * dev)
176 error = console_start(file, dev);
180 /* Assign the new device (leaving the existing one started) */
181 stdio_devices[file] = dev;
184 * Update monitor functions
185 * (to use the console stuff by other applications)
189 gd->jt->getc = getchar;
195 gd->jt->printf = printf;
200 default: /* Invalid file ID */
207 * console_dev_is_serial() - Check if a stdio device is a serial device
209 * @sdev: Device to check
210 * @return true if this device is in the serial uclass (or for pre-driver-model,
211 * whether it is called "serial".
213 static bool console_dev_is_serial(struct stdio_dev *sdev)
217 if (IS_ENABLED(CONFIG_DM_SERIAL) && (sdev->flags & DEV_FLAGS_DM)) {
218 struct udevice *dev = sdev->priv;
220 is_serial = device_get_uclass_id(dev) == UCLASS_SERIAL;
222 is_serial = !strcmp(sdev->name, "serial");
228 #if CONFIG_IS_ENABLED(CONSOLE_MUX)
229 /** Console I/O multiplexing *******************************************/
231 /* tstcdev: save the last stdio device with pending characters, with tstc != 0 */
232 static struct stdio_dev *tstcdev;
233 struct stdio_dev **console_devices[MAX_FILES];
234 int cd_count[MAX_FILES];
236 static void console_devices_set(int file, struct stdio_dev *dev)
238 console_devices[file][0] = dev;
243 * console_needs_start_stop() - check if we need to start or stop the STDIO device
245 * @sdev: STDIO device in question
247 * This function checks if we need to start or stop the stdio device used for
248 * a console. For IOMUX case it simply enforces one time start and one time
249 * stop of the device independently of how many STDIO files are using it. In
250 * other words, we start console once before first STDIO device wants it and
251 * stop after the last is gone.
253 static bool console_needs_start_stop(int file, struct stdio_dev *sdev)
257 for (i = 0; i < ARRAY_SIZE(cd_count); i++) {
261 for (j = 0; j < cd_count[i]; j++)
262 if (console_devices[i][j] == sdev)
269 * This depends on tstc() always being called before getchar().
270 * This is guaranteed to be true because this routine is called
271 * only from fgetc() which assures it.
272 * No attempt is made to demultiplex multiple input sources.
274 static int console_getc(int file)
278 /* This is never called with testcdev == NULL */
279 ret = tstcdev->getc(tstcdev);
284 /* Upper layer may have already called tstc(): check the saved result */
285 static bool console_has_tstc(void)
290 static int console_tstc(int file)
293 struct stdio_dev *dev;
296 prev = disable_ctrlc(1);
297 for (i = 0; i < cd_count[file]; i++) {
298 dev = console_devices[file][i];
299 if (dev->tstc != NULL) {
300 ret = dev->tstc(dev);
313 static void console_putc(int file, const char c)
316 struct stdio_dev *dev;
318 for (i = 0; i < cd_count[file]; i++) {
319 dev = console_devices[file][i];
320 if (dev->putc != NULL)
326 * console_puts_select() - Output a string to all console devices
328 * @file: File number to output to (e,g, stdout, see stdio.h)
329 * @serial_only: true to output only to serial, false to output to everything
331 * @s: String to output
333 static void console_puts_select(int file, bool serial_only, const char *s)
336 struct stdio_dev *dev;
338 for (i = 0; i < cd_count[file]; i++) {
341 dev = console_devices[file][i];
342 is_serial = console_dev_is_serial(dev);
343 if (dev->puts && serial_only == is_serial)
348 void console_puts_select_stderr(bool serial_only, const char *s)
350 console_puts_select(stderr, serial_only, s);
353 static void console_puts(int file, const char *s)
356 struct stdio_dev *dev;
358 for (i = 0; i < cd_count[file]; i++) {
359 dev = console_devices[file][i];
360 if (dev->puts != NULL)
365 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
366 static inline void console_doenv(int file, struct stdio_dev *dev)
368 iomux_doenv(file, dev->name);
373 static void console_devices_set(int file, struct stdio_dev *dev)
377 static inline bool console_needs_start_stop(int file, struct stdio_dev *sdev)
382 static inline int console_getc(int file)
384 return stdio_devices[file]->getc(stdio_devices[file]);
387 static bool console_has_tstc(void)
392 static inline int console_tstc(int file)
394 return stdio_devices[file]->tstc(stdio_devices[file]);
397 static inline void console_putc(int file, const char c)
399 stdio_devices[file]->putc(stdio_devices[file], c);
402 void console_puts_select(int file, bool serial_only, const char *s)
404 if (serial_only == console_dev_is_serial(stdio_devices[file]))
405 stdio_devices[file]->puts(stdio_devices[file], s);
408 static inline void console_puts(int file, const char *s)
410 stdio_devices[file]->puts(stdio_devices[file], s);
413 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
414 static inline void console_doenv(int file, struct stdio_dev *dev)
416 console_setfile(file, dev);
419 #endif /* CONIFIG_IS_ENABLED(CONSOLE_MUX) */
421 static void __maybe_unused console_setfile_and_devices(int file, struct stdio_dev *dev)
423 console_setfile(file, dev);
424 console_devices_set(file, dev);
427 int console_start(int file, struct stdio_dev *sdev)
431 if (!console_needs_start_stop(file, sdev))
434 /* Start new device */
436 error = sdev->start(sdev);
437 /* If it's not started don't use it */
444 void console_stop(int file, struct stdio_dev *sdev)
446 if (!console_needs_start_stop(file, sdev))
453 /** U-Boot INITIAL CONSOLE-NOT COMPATIBLE FUNCTIONS *************************/
455 int serial_printf(const char *fmt, ...)
459 char printbuffer[CONFIG_SYS_PBSIZE];
463 /* For this to work, printbuffer must be larger than
464 * anything we ever want to print.
466 i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);
469 serial_puts(printbuffer);
475 if (file < MAX_FILES) {
477 * Effectively poll for input wherever it may be available.
481 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
483 * Upper layer may have already called tstc() so
484 * check for that first.
486 if (console_has_tstc())
487 return console_getc(file);
490 if (console_tstc(file))
491 return console_getc(file);
495 * If the watchdog must be rate-limited then it should
496 * already be handled in board-specific code.
498 if (IS_ENABLED(CONFIG_WATCHDOG))
508 if (file < MAX_FILES)
509 return console_tstc(file);
514 void fputc(int file, const char c)
516 if (file < MAX_FILES)
517 console_putc(file, c);
520 void fputs(int file, const char *s)
522 if (file < MAX_FILES)
523 console_puts(file, s);
526 int fprintf(int file, const char *fmt, ...)
530 char printbuffer[CONFIG_SYS_PBSIZE];
534 /* For this to work, printbuffer must be larger than
535 * anything we ever want to print.
537 i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);
540 /* Send to desired file */
541 fputs(file, printbuffer);
545 /** U-Boot INITIAL CONSOLE-COMPATIBLE FUNCTION *****************************/
551 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
554 if (!gd->have_console)
557 ch = console_record_getc();
561 if (gd->flags & GD_FLG_DEVINIT) {
562 /* Get from the standard input */
566 /* Send directly to the handler */
567 return serial_getc();
572 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
575 if (!gd->have_console)
578 if (console_record_tstc())
581 if (gd->flags & GD_FLG_DEVINIT) {
582 /* Test the standard input */
586 /* Send directly to the handler */
587 return serial_tstc();
590 #define PRE_CONSOLE_FLUSHPOINT1_SERIAL 0
591 #define PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL 1
593 #if CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER)
594 #define CIRC_BUF_IDX(idx) ((idx) % (unsigned long)CONFIG_PRE_CON_BUF_SZ)
596 static void pre_console_putc(const char c)
600 buffer = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
602 buffer[CIRC_BUF_IDX(gd->precon_buf_idx++)] = c;
604 unmap_sysmem(buffer);
607 static void pre_console_puts(const char *s)
610 pre_console_putc(*s++);
613 static void print_pre_console_buffer(int flushpoint)
615 unsigned long in = 0, out = 0;
616 char buf_out[CONFIG_PRE_CON_BUF_SZ + 1];
619 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT))
622 buf_in = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
623 if (gd->precon_buf_idx > CONFIG_PRE_CON_BUF_SZ)
624 in = gd->precon_buf_idx - CONFIG_PRE_CON_BUF_SZ;
626 while (in < gd->precon_buf_idx)
627 buf_out[out++] = buf_in[CIRC_BUF_IDX(in++)];
628 unmap_sysmem(buf_in);
632 switch (flushpoint) {
633 case PRE_CONSOLE_FLUSHPOINT1_SERIAL:
636 case PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL:
637 console_puts_select(stdout, false, buf_out);
642 static inline void pre_console_putc(const char c) {}
643 static inline void pre_console_puts(const char *s) {}
644 static inline void print_pre_console_buffer(int flushpoint) {}
647 void putc(const char c)
652 console_record_putc(c);
654 /* sandbox can send characters to stdout before it has a console */
655 if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) {
660 /* if we don't have a console yet, use the debug UART */
661 if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) {
666 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) {
667 if (!(gd->flags & GD_FLG_DEVINIT))
672 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
675 if (!gd->have_console)
676 return pre_console_putc(c);
678 if (gd->flags & GD_FLG_DEVINIT) {
679 /* Send to the standard output */
682 /* Send directly to the handler */
688 void puts(const char *s)
693 console_record_puts(s);
695 /* sandbox can send characters to stdout before it has a console */
696 if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) {
701 if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) {
710 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) {
711 if (!(gd->flags & GD_FLG_DEVINIT))
716 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
719 if (!gd->have_console)
720 return pre_console_puts(s);
722 if (gd->flags & GD_FLG_DEVINIT) {
723 /* Send to the standard output */
726 /* Send directly to the handler */
732 #ifdef CONFIG_CONSOLE_RECORD
733 int console_record_init(void)
737 ret = membuff_new((struct membuff *)&gd->console_out,
738 CONFIG_CONSOLE_RECORD_OUT_SIZE);
741 ret = membuff_new((struct membuff *)&gd->console_in,
742 CONFIG_CONSOLE_RECORD_IN_SIZE);
747 void console_record_reset(void)
749 membuff_purge((struct membuff *)&gd->console_out);
750 membuff_purge((struct membuff *)&gd->console_in);
753 int console_record_reset_enable(void)
755 console_record_reset();
756 gd->flags |= GD_FLG_RECORD;
761 int console_record_readline(char *str, int maxlen)
763 return membuff_readline((struct membuff *)&gd->console_out, str,
767 int console_record_avail(void)
769 return membuff_avail((struct membuff *)&gd->console_out);
774 /* test if ctrl-c was pressed */
775 static int ctrlc_disabled = 0; /* see disable_ctrl() */
776 static int ctrlc_was_pressed = 0;
779 if (!ctrlc_disabled && gd->have_console) {
782 case 0x03: /* ^C - Control C */
783 ctrlc_was_pressed = 1;
793 /* Reads user's confirmation.
794 Returns 1 if user's input is "y", "Y", "yes" or "YES"
796 int confirm_yesno(void)
805 while (i < sizeof(str_input)) {
806 str_input[i] = getchar();
808 if (str_input[i] == '\r')
813 if (strncmp(str_input, "y\r", 2) == 0 ||
814 strncmp(str_input, "Y\r", 2) == 0 ||
815 strncmp(str_input, "yes\r", 4) == 0 ||
816 strncmp(str_input, "YES\r", 4) == 0)
820 /* pass 1 to disable ctrlc() checking, 0 to enable.
821 * returns previous state
823 int disable_ctrlc(int disable)
825 int prev = ctrlc_disabled; /* save previous state */
827 ctrlc_disabled = disable;
833 return ctrlc_was_pressed;
836 void clear_ctrlc(void)
838 ctrlc_was_pressed = 0;
841 /** U-Boot INIT FUNCTIONS *************************************************/
843 struct stdio_dev *console_search_dev(int flags, const char *name)
845 struct stdio_dev *dev;
847 dev = stdio_get_by_name(name);
848 #ifdef CONFIG_VIDCONSOLE_AS_LCD
849 if (!dev && !strcmp(name, CONFIG_VIDCONSOLE_AS_NAME))
850 dev = stdio_get_by_name("vidconsole");
853 if (dev && (dev->flags & flags))
859 int console_assign(int file, const char *devname)
862 struct stdio_dev *dev;
864 /* Check for valid file */
865 flag = stdio_file_to_flags(file);
869 /* Check for valid device name */
871 dev = console_search_dev(flag, devname);
874 return console_setfile(file, dev);
879 /* return true if the 'silent' flag is removed */
880 static bool console_update_silent(void)
882 unsigned long flags = gd->flags;
884 if (!IS_ENABLED(CONFIG_SILENT_CONSOLE))
887 if (env_get("silent")) {
888 gd->flags |= GD_FLG_SILENT;
892 gd->flags &= ~GD_FLG_SILENT;
894 return !!(flags & GD_FLG_SILENT);
897 int console_announce_r(void)
899 #if !CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER)
900 char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
902 display_options_get_banner(false, buf, sizeof(buf));
904 console_puts_select(stdout, false, buf);
910 /* Called before relocation - use serial functions */
911 int console_init_f(void)
913 gd->have_console = 1;
915 console_update_silent();
917 print_pre_console_buffer(PRE_CONSOLE_FLUSHPOINT1_SERIAL);
922 void stdio_print_current_devices(void)
924 /* Print information */
926 if (stdio_devices[stdin] == NULL) {
927 puts("No input devices available!\n");
929 printf ("%s\n", stdio_devices[stdin]->name);
933 if (stdio_devices[stdout] == NULL) {
934 puts("No output devices available!\n");
936 printf ("%s\n", stdio_devices[stdout]->name);
940 if (stdio_devices[stderr] == NULL) {
941 puts("No error devices available!\n");
943 printf ("%s\n", stdio_devices[stderr]->name);
947 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
948 /* Called after the relocation - use desired console functions */
949 int console_init_r(void)
951 char *stdinname, *stdoutname, *stderrname;
952 struct stdio_dev *inputdev = NULL, *outputdev = NULL, *errdev = NULL;
957 /* update silent for env loaded from flash (initr_env) */
958 if (console_update_silent())
959 flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
961 flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
963 /* set default handlers at first */
964 gd->jt->getc = serial_getc;
965 gd->jt->tstc = serial_tstc;
966 gd->jt->putc = serial_putc;
967 gd->jt->puts = serial_puts;
968 gd->jt->printf = serial_printf;
970 /* stdin stdout and stderr are in environment */
972 stdinname = env_get("stdin");
973 stdoutname = env_get("stdout");
974 stderrname = env_get("stderr");
976 if (OVERWRITE_CONSOLE == 0) { /* if not overwritten by config switch */
977 inputdev = console_search_dev(DEV_FLAGS_INPUT, stdinname);
978 outputdev = console_search_dev(DEV_FLAGS_OUTPUT, stdoutname);
979 errdev = console_search_dev(DEV_FLAGS_OUTPUT, stderrname);
980 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
981 iomux_err = iomux_doenv(stdin, stdinname);
982 iomux_err += iomux_doenv(stdout, stdoutname);
983 iomux_err += iomux_doenv(stderr, stderrname);
985 /* Successful, so skip all the code below. */
989 /* if the devices are overwritten or not found, use default device */
990 if (inputdev == NULL) {
991 inputdev = console_search_dev(DEV_FLAGS_INPUT, "serial");
993 if (outputdev == NULL) {
994 outputdev = console_search_dev(DEV_FLAGS_OUTPUT, "serial");
996 if (errdev == NULL) {
997 errdev = console_search_dev(DEV_FLAGS_OUTPUT, "serial");
999 /* Initializes output console first */
1000 if (outputdev != NULL) {
1001 /* need to set a console if not done above. */
1002 console_doenv(stdout, outputdev);
1004 if (errdev != NULL) {
1005 /* need to set a console if not done above. */
1006 console_doenv(stderr, errdev);
1008 if (inputdev != NULL) {
1009 /* need to set a console if not done above. */
1010 console_doenv(stdin, inputdev);
1015 if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET))
1016 stdio_print_current_devices();
1018 #ifdef CONFIG_VIDCONSOLE_AS_LCD
1019 if (strstr(stdoutname, CONFIG_VIDCONSOLE_AS_NAME))
1020 printf("Warning: Please change '%s' to 'vidconsole' in stdout/stderr environment vars\n",
1021 CONFIG_VIDCONSOLE_AS_NAME);
1024 if (IS_ENABLED(CONFIG_SYS_CONSOLE_ENV_OVERWRITE)) {
1025 /* set the environment variables (will overwrite previous env settings) */
1026 for (i = 0; i < MAX_FILES; i++)
1027 env_set(stdio_names[i], stdio_devices[i]->name);
1030 gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
1032 print_pre_console_buffer(flushpoint);
1036 #else /* !CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */
1038 /* Called after the relocation - use desired console functions */
1039 int console_init_r(void)
1041 struct stdio_dev *inputdev = NULL, *outputdev = NULL;
1043 struct list_head *list = stdio_get_list();
1044 struct list_head *pos;
1045 struct stdio_dev *dev;
1048 /* update silent for env loaded from flash (initr_env) */
1049 if (console_update_silent())
1050 flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
1052 flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
1055 * suppress all output if splash screen is enabled and we have
1056 * a bmp to display. We redirect the output from frame buffer
1057 * console to serial console in this case or suppress it if
1058 * "silent" mode was requested.
1060 if (IS_ENABLED(CONFIG_SPLASH_SCREEN) && env_get("splashimage")) {
1061 if (!(gd->flags & GD_FLG_SILENT))
1062 outputdev = console_search_dev (DEV_FLAGS_OUTPUT, "serial");
1065 /* Scan devices looking for input and output devices */
1066 list_for_each(pos, list) {
1067 dev = list_entry(pos, struct stdio_dev, list);
1069 if ((dev->flags & DEV_FLAGS_INPUT) && (inputdev == NULL)) {
1072 if ((dev->flags & DEV_FLAGS_OUTPUT) && (outputdev == NULL)) {
1075 if(inputdev && outputdev)
1079 /* Initializes output console first */
1080 if (outputdev != NULL) {
1081 console_setfile_and_devices(stdout, outputdev);
1082 console_setfile_and_devices(stderr, outputdev);
1085 /* Initializes input console */
1086 if (inputdev != NULL)
1087 console_setfile_and_devices(stdin, inputdev);
1089 if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET))
1090 stdio_print_current_devices();
1092 /* Setting environment variables */
1093 for (i = 0; i < MAX_FILES; i++) {
1094 env_set(stdio_names[i], stdio_devices[i]->name);
1097 gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
1099 print_pre_console_buffer(flushpoint);
1103 #endif /* CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */