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 __maybe_unused console_devices_set(int file, struct stdio_dev *dev)
238 console_devices[file][0] = dev;
242 * console_needs_start_stop() - check if we need to start or stop the STDIO device
244 * @sdev: STDIO device in question
246 * This function checks if we need to start or stop the stdio device used for
247 * a console. For IOMUX case it simply enforces one time start and one time
248 * stop of the device independently of how many STDIO files are using it. In
249 * other words, we start console once before first STDIO device wants it and
250 * stop after the last is gone.
252 static bool console_needs_start_stop(int file, struct stdio_dev *sdev)
256 for (i = 0; i < ARRAY_SIZE(cd_count); i++) {
260 for (j = 0; j < cd_count[i]; j++)
261 if (console_devices[i][j] == sdev)
268 * This depends on tstc() always being called before getchar().
269 * This is guaranteed to be true because this routine is called
270 * only from fgetc() which assures it.
271 * No attempt is made to demultiplex multiple input sources.
273 static int console_getc(int file)
277 /* This is never called with testcdev == NULL */
278 ret = tstcdev->getc(tstcdev);
283 /* Upper layer may have already called tstc(): check the saved result */
284 static bool console_has_tstc(void)
289 static int console_tstc(int file)
292 struct stdio_dev *dev;
295 prev = disable_ctrlc(1);
296 for (i = 0; i < cd_count[file]; i++) {
297 dev = console_devices[file][i];
298 if (dev->tstc != NULL) {
299 ret = dev->tstc(dev);
312 static void console_putc(int file, const char c)
315 struct stdio_dev *dev;
317 for (i = 0; i < cd_count[file]; i++) {
318 dev = console_devices[file][i];
319 if (dev->putc != NULL)
325 * console_puts_select() - Output a string to all console devices
327 * @file: File number to output to (e,g, stdout, see stdio.h)
328 * @serial_only: true to output only to serial, false to output to everything
330 * @s: String to output
332 static void console_puts_select(int file, bool serial_only, const char *s)
335 struct stdio_dev *dev;
337 for (i = 0; i < cd_count[file]; i++) {
340 dev = console_devices[file][i];
341 is_serial = console_dev_is_serial(dev);
342 if (dev->puts && serial_only == is_serial)
347 void console_puts_select_stderr(bool serial_only, const char *s)
349 console_puts_select(stderr, serial_only, s);
352 static void console_puts(int file, const char *s)
355 struct stdio_dev *dev;
357 for (i = 0; i < cd_count[file]; i++) {
358 dev = console_devices[file][i];
359 if (dev->puts != NULL)
364 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
365 static inline void console_doenv(int file, struct stdio_dev *dev)
367 iomux_doenv(file, dev->name);
372 static void __maybe_unused console_devices_set(int file, struct stdio_dev *dev)
376 static inline bool console_needs_start_stop(int file, struct stdio_dev *sdev)
381 static inline int console_getc(int file)
383 return stdio_devices[file]->getc(stdio_devices[file]);
386 static bool console_has_tstc(void)
391 static inline int console_tstc(int file)
393 return stdio_devices[file]->tstc(stdio_devices[file]);
396 static inline void console_putc(int file, const char c)
398 stdio_devices[file]->putc(stdio_devices[file], c);
401 void console_puts_select(int file, bool serial_only, const char *s)
403 if (serial_only == console_dev_is_serial(stdio_devices[file]))
404 stdio_devices[file]->puts(stdio_devices[file], s);
407 static inline void console_puts(int file, const char *s)
409 stdio_devices[file]->puts(stdio_devices[file], s);
412 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
413 static inline void console_doenv(int file, struct stdio_dev *dev)
415 console_setfile(file, dev);
418 #endif /* CONIFIG_IS_ENABLED(CONSOLE_MUX) */
420 int console_start(int file, struct stdio_dev *sdev)
424 if (!console_needs_start_stop(file, sdev))
427 /* Start new device */
429 error = sdev->start(sdev);
430 /* If it's not started don't use it */
437 void console_stop(int file, struct stdio_dev *sdev)
439 if (!console_needs_start_stop(file, sdev))
446 /** U-Boot INITIAL CONSOLE-NOT COMPATIBLE FUNCTIONS *************************/
448 int serial_printf(const char *fmt, ...)
452 char printbuffer[CONFIG_SYS_PBSIZE];
456 /* For this to work, printbuffer must be larger than
457 * anything we ever want to print.
459 i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);
462 serial_puts(printbuffer);
468 if (file < MAX_FILES) {
470 * Effectively poll for input wherever it may be available.
474 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
476 * Upper layer may have already called tstc() so
477 * check for that first.
479 if (console_has_tstc())
480 return console_getc(file);
483 if (console_tstc(file))
484 return console_getc(file);
488 * If the watchdog must be rate-limited then it should
489 * already be handled in board-specific code.
491 if (IS_ENABLED(CONFIG_WATCHDOG))
501 if (file < MAX_FILES)
502 return console_tstc(file);
507 void fputc(int file, const char c)
509 if (file < MAX_FILES)
510 console_putc(file, c);
513 void fputs(int file, const char *s)
515 if (file < MAX_FILES)
516 console_puts(file, s);
519 int fprintf(int file, const char *fmt, ...)
523 char printbuffer[CONFIG_SYS_PBSIZE];
527 /* For this to work, printbuffer must be larger than
528 * anything we ever want to print.
530 i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);
533 /* Send to desired file */
534 fputs(file, printbuffer);
538 /** U-Boot INITIAL CONSOLE-COMPATIBLE FUNCTION *****************************/
544 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
547 if (!gd->have_console)
550 ch = console_record_getc();
554 if (gd->flags & GD_FLG_DEVINIT) {
555 /* Get from the standard input */
559 /* Send directly to the handler */
560 return serial_getc();
565 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
568 if (!gd->have_console)
571 if (console_record_tstc())
574 if (gd->flags & GD_FLG_DEVINIT) {
575 /* Test the standard input */
579 /* Send directly to the handler */
580 return serial_tstc();
583 #define PRE_CONSOLE_FLUSHPOINT1_SERIAL 0
584 #define PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL 1
586 #if CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER)
587 #define CIRC_BUF_IDX(idx) ((idx) % (unsigned long)CONFIG_PRE_CON_BUF_SZ)
589 static void pre_console_putc(const char c)
593 buffer = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
595 buffer[CIRC_BUF_IDX(gd->precon_buf_idx++)] = c;
597 unmap_sysmem(buffer);
600 static void pre_console_puts(const char *s)
603 pre_console_putc(*s++);
606 static void print_pre_console_buffer(int flushpoint)
608 unsigned long in = 0, out = 0;
609 char buf_out[CONFIG_PRE_CON_BUF_SZ + 1];
612 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT))
615 buf_in = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
616 if (gd->precon_buf_idx > CONFIG_PRE_CON_BUF_SZ)
617 in = gd->precon_buf_idx - CONFIG_PRE_CON_BUF_SZ;
619 while (in < gd->precon_buf_idx)
620 buf_out[out++] = buf_in[CIRC_BUF_IDX(in++)];
621 unmap_sysmem(buf_in);
625 switch (flushpoint) {
626 case PRE_CONSOLE_FLUSHPOINT1_SERIAL:
629 case PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL:
630 console_puts_select(stdout, false, buf_out);
635 static inline void pre_console_putc(const char c) {}
636 static inline void pre_console_puts(const char *s) {}
637 static inline void print_pre_console_buffer(int flushpoint) {}
640 void putc(const char c)
645 console_record_putc(c);
647 /* sandbox can send characters to stdout before it has a console */
648 if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) {
653 /* if we don't have a console yet, use the debug UART */
654 if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) {
659 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) {
660 if (!(gd->flags & GD_FLG_DEVINIT))
665 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
668 if (!gd->have_console)
669 return pre_console_putc(c);
671 if (gd->flags & GD_FLG_DEVINIT) {
672 /* Send to the standard output */
675 /* Send directly to the handler */
681 void puts(const char *s)
686 console_record_puts(s);
688 /* sandbox can send characters to stdout before it has a console */
689 if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) {
694 if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) {
703 if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) {
704 if (!(gd->flags & GD_FLG_DEVINIT))
709 if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE))
712 if (!gd->have_console)
713 return pre_console_puts(s);
715 if (gd->flags & GD_FLG_DEVINIT) {
716 /* Send to the standard output */
719 /* Send directly to the handler */
725 #ifdef CONFIG_CONSOLE_RECORD
726 int console_record_init(void)
730 ret = membuff_new((struct membuff *)&gd->console_out,
731 CONFIG_CONSOLE_RECORD_OUT_SIZE);
734 ret = membuff_new((struct membuff *)&gd->console_in,
735 CONFIG_CONSOLE_RECORD_IN_SIZE);
740 void console_record_reset(void)
742 membuff_purge((struct membuff *)&gd->console_out);
743 membuff_purge((struct membuff *)&gd->console_in);
746 int console_record_reset_enable(void)
748 console_record_reset();
749 gd->flags |= GD_FLG_RECORD;
754 int console_record_readline(char *str, int maxlen)
756 return membuff_readline((struct membuff *)&gd->console_out, str,
760 int console_record_avail(void)
762 return membuff_avail((struct membuff *)&gd->console_out);
767 /* test if ctrl-c was pressed */
768 static int ctrlc_disabled = 0; /* see disable_ctrl() */
769 static int ctrlc_was_pressed = 0;
772 if (!ctrlc_disabled && gd->have_console) {
775 case 0x03: /* ^C - Control C */
776 ctrlc_was_pressed = 1;
786 /* Reads user's confirmation.
787 Returns 1 if user's input is "y", "Y", "yes" or "YES"
789 int confirm_yesno(void)
798 while (i < sizeof(str_input)) {
799 str_input[i] = getchar();
801 if (str_input[i] == '\r')
806 if (strncmp(str_input, "y\r", 2) == 0 ||
807 strncmp(str_input, "Y\r", 2) == 0 ||
808 strncmp(str_input, "yes\r", 4) == 0 ||
809 strncmp(str_input, "YES\r", 4) == 0)
813 /* pass 1 to disable ctrlc() checking, 0 to enable.
814 * returns previous state
816 int disable_ctrlc(int disable)
818 int prev = ctrlc_disabled; /* save previous state */
820 ctrlc_disabled = disable;
826 return ctrlc_was_pressed;
829 void clear_ctrlc(void)
831 ctrlc_was_pressed = 0;
834 /** U-Boot INIT FUNCTIONS *************************************************/
836 struct stdio_dev *console_search_dev(int flags, const char *name)
838 struct stdio_dev *dev;
840 dev = stdio_get_by_name(name);
841 #ifdef CONFIG_VIDCONSOLE_AS_LCD
842 if (!dev && !strcmp(name, CONFIG_VIDCONSOLE_AS_NAME))
843 dev = stdio_get_by_name("vidconsole");
846 if (dev && (dev->flags & flags))
852 int console_assign(int file, const char *devname)
855 struct stdio_dev *dev;
857 /* Check for valid file */
860 flag = DEV_FLAGS_INPUT;
864 flag = DEV_FLAGS_OUTPUT;
870 /* Check for valid device name */
872 dev = console_search_dev(flag, devname);
875 return console_setfile(file, dev);
880 /* return true if the 'silent' flag is removed */
881 static bool console_update_silent(void)
883 unsigned long flags = gd->flags;
885 if (!IS_ENABLED(CONFIG_SILENT_CONSOLE))
888 if (env_get("silent")) {
889 gd->flags |= GD_FLG_SILENT;
893 gd->flags &= ~GD_FLG_SILENT;
895 return !!(flags & GD_FLG_SILENT);
898 int console_announce_r(void)
900 #if !CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER)
901 char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
903 display_options_get_banner(false, buf, sizeof(buf));
905 console_puts_select(stdout, false, buf);
911 /* Called before relocation - use serial functions */
912 int console_init_f(void)
914 gd->have_console = 1;
916 console_update_silent();
918 print_pre_console_buffer(PRE_CONSOLE_FLUSHPOINT1_SERIAL);
923 void stdio_print_current_devices(void)
925 /* Print information */
927 if (stdio_devices[stdin] == NULL) {
928 puts("No input devices available!\n");
930 printf ("%s\n", stdio_devices[stdin]->name);
934 if (stdio_devices[stdout] == NULL) {
935 puts("No output devices available!\n");
937 printf ("%s\n", stdio_devices[stdout]->name);
941 if (stdio_devices[stderr] == NULL) {
942 puts("No error devices available!\n");
944 printf ("%s\n", stdio_devices[stderr]->name);
948 #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV)
949 /* Called after the relocation - use desired console functions */
950 int console_init_r(void)
952 char *stdinname, *stdoutname, *stderrname;
953 struct stdio_dev *inputdev = NULL, *outputdev = NULL, *errdev = NULL;
958 /* update silent for env loaded from flash (initr_env) */
959 if (console_update_silent())
960 flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
962 flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
964 /* set default handlers at first */
965 gd->jt->getc = serial_getc;
966 gd->jt->tstc = serial_tstc;
967 gd->jt->putc = serial_putc;
968 gd->jt->puts = serial_puts;
969 gd->jt->printf = serial_printf;
971 /* stdin stdout and stderr are in environment */
973 stdinname = env_get("stdin");
974 stdoutname = env_get("stdout");
975 stderrname = env_get("stderr");
977 if (OVERWRITE_CONSOLE == 0) { /* if not overwritten by config switch */
978 inputdev = console_search_dev(DEV_FLAGS_INPUT, stdinname);
979 outputdev = console_search_dev(DEV_FLAGS_OUTPUT, stdoutname);
980 errdev = console_search_dev(DEV_FLAGS_OUTPUT, stderrname);
981 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
982 iomux_err = iomux_doenv(stdin, stdinname);
983 iomux_err += iomux_doenv(stdout, stdoutname);
984 iomux_err += iomux_doenv(stderr, stderrname);
986 /* Successful, so skip all the code below. */
990 /* if the devices are overwritten or not found, use default device */
991 if (inputdev == NULL) {
992 inputdev = console_search_dev(DEV_FLAGS_INPUT, "serial");
994 if (outputdev == NULL) {
995 outputdev = console_search_dev(DEV_FLAGS_OUTPUT, "serial");
997 if (errdev == NULL) {
998 errdev = console_search_dev(DEV_FLAGS_OUTPUT, "serial");
1000 /* Initializes output console first */
1001 if (outputdev != NULL) {
1002 /* need to set a console if not done above. */
1003 console_doenv(stdout, outputdev);
1005 if (errdev != NULL) {
1006 /* need to set a console if not done above. */
1007 console_doenv(stderr, errdev);
1009 if (inputdev != NULL) {
1010 /* need to set a console if not done above. */
1011 console_doenv(stdin, inputdev);
1016 if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET))
1017 stdio_print_current_devices();
1019 #ifdef CONFIG_VIDCONSOLE_AS_LCD
1020 if (strstr(stdoutname, CONFIG_VIDCONSOLE_AS_NAME))
1021 printf("Warning: Please change '%s' to 'vidconsole' in stdout/stderr environment vars\n",
1022 CONFIG_VIDCONSOLE_AS_NAME);
1025 if (IS_ENABLED(CONFIG_SYS_CONSOLE_ENV_OVERWRITE)) {
1026 /* set the environment variables (will overwrite previous env settings) */
1027 for (i = 0; i < MAX_FILES; i++)
1028 env_set(stdio_names[i], stdio_devices[i]->name);
1031 gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
1033 print_pre_console_buffer(flushpoint);
1037 #else /* !CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */
1039 /* Called after the relocation - use desired console functions */
1040 int console_init_r(void)
1042 struct stdio_dev *inputdev = NULL, *outputdev = NULL;
1044 struct list_head *list = stdio_get_list();
1045 struct list_head *pos;
1046 struct stdio_dev *dev;
1049 /* update silent for env loaded from flash (initr_env) */
1050 if (console_update_silent())
1051 flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
1053 flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
1056 * suppress all output if splash screen is enabled and we have
1057 * a bmp to display. We redirect the output from frame buffer
1058 * console to serial console in this case or suppress it if
1059 * "silent" mode was requested.
1061 if (IS_ENABLED(CONFIG_SPLASH_SCREEN) && env_get("splashimage")) {
1062 if (!(gd->flags & GD_FLG_SILENT))
1063 outputdev = console_search_dev (DEV_FLAGS_OUTPUT, "serial");
1066 /* Scan devices looking for input and output devices */
1067 list_for_each(pos, list) {
1068 dev = list_entry(pos, struct stdio_dev, list);
1070 if ((dev->flags & DEV_FLAGS_INPUT) && (inputdev == NULL)) {
1073 if ((dev->flags & DEV_FLAGS_OUTPUT) && (outputdev == NULL)) {
1076 if(inputdev && outputdev)
1080 /* Initializes output console first */
1081 if (outputdev != NULL) {
1082 console_setfile(stdout, outputdev);
1083 console_setfile(stderr, outputdev);
1084 console_devices_set(stdout, outputdev);
1085 console_devices_set(stderr, outputdev);
1088 /* Initializes input console */
1089 if (inputdev != NULL) {
1090 console_setfile(stdin, inputdev);
1091 console_devices_set(stdin, inputdev);
1094 if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET))
1095 stdio_print_current_devices();
1097 /* Setting environment variables */
1098 for (i = 0; i < MAX_FILES; i++) {
1099 env_set(stdio_names[i], stdio_devices[i]->name);
1102 gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
1104 print_pre_console_buffer(flushpoint);
1108 #endif /* CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */