Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 2 | /* |
| 3 | * (C) Copyright 2000 |
| 4 | * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #include <common.h> |
Simon Glass | 24b852a | 2015-11-08 23:47:45 -0700 | [diff] [blame] | 8 | #include <console.h> |
Simon Glass | d6ea530 | 2015-06-23 15:38:33 -0600 | [diff] [blame] | 9 | #include <debug_uart.h> |
Simon Glass | 7b3c4c3 | 2017-07-27 09:31:04 -0600 | [diff] [blame] | 10 | #include <dm.h> |
Simon Glass | 9fb625c | 2019-08-01 09:46:51 -0600 | [diff] [blame] | 11 | #include <env.h> |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 12 | #include <stdarg.h> |
Jeroen Hofstee | 482f469 | 2014-10-08 22:57:48 +0200 | [diff] [blame] | 13 | #include <iomux.h> |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 14 | #include <malloc.h> |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 15 | #include <mapmem.h> |
Simon Glass | 91b136c | 2013-11-10 10:27:01 -0700 | [diff] [blame] | 16 | #include <os.h> |
Joe Hershberger | 849d5d9 | 2012-12-11 22:16:29 -0600 | [diff] [blame] | 17 | #include <serial.h> |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 18 | #include <stdio_dev.h> |
wdenk | 27b207f | 2003-07-24 23:38:38 +0000 | [diff] [blame] | 19 | #include <exports.h> |
Simon Glass | f3998fd | 2019-08-02 09:44:25 -0600 | [diff] [blame] | 20 | #include <env_internal.h> |
Andreas J. Reichel | 6440746 | 2016-07-13 12:56:51 +0200 | [diff] [blame] | 21 | #include <watchdog.h> |
Simon Glass | c05ed00 | 2020-05-10 11:40:11 -0600 | [diff] [blame] | 22 | #include <linux/delay.h> |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 23 | |
Wolfgang Denk | d87080b | 2006-03-31 18:32:53 +0200 | [diff] [blame] | 24 | DECLARE_GLOBAL_DATA_PTR; |
| 25 | |
Joe Hershberger | 849d5d9 | 2012-12-11 22:16:29 -0600 | [diff] [blame] | 26 | static int on_console(const char *name, const char *value, enum env_op op, |
| 27 | int flags) |
| 28 | { |
| 29 | int console = -1; |
| 30 | |
| 31 | /* Check for console redirection */ |
| 32 | if (strcmp(name, "stdin") == 0) |
| 33 | console = stdin; |
| 34 | else if (strcmp(name, "stdout") == 0) |
| 35 | console = stdout; |
| 36 | else if (strcmp(name, "stderr") == 0) |
| 37 | console = stderr; |
| 38 | |
| 39 | /* if not actually setting a console variable, we don't care */ |
| 40 | if (console == -1 || (gd->flags & GD_FLG_DEVINIT) == 0) |
| 41 | return 0; |
| 42 | |
| 43 | switch (op) { |
| 44 | case env_op_create: |
| 45 | case env_op_overwrite: |
| 46 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 47 | if (CONFIG_IS_ENABLED(CONSOLE_MUX)) { |
| 48 | if (iomux_doenv(console, value)) |
| 49 | return 1; |
| 50 | } else { |
| 51 | /* Try assigning specified device */ |
| 52 | if (console_assign(console, value) < 0) |
| 53 | return 1; |
| 54 | } |
| 55 | |
Joe Hershberger | 849d5d9 | 2012-12-11 22:16:29 -0600 | [diff] [blame] | 56 | return 0; |
| 57 | |
| 58 | case env_op_delete: |
| 59 | if ((flags & H_FORCE) == 0) |
| 60 | printf("Can't delete \"%s\"\n", name); |
| 61 | return 1; |
| 62 | |
| 63 | default: |
| 64 | return 0; |
| 65 | } |
| 66 | } |
| 67 | U_BOOT_ENV_CALLBACK(console, on_console); |
| 68 | |
Joe Hershberger | e080d54 | 2012-12-11 22:16:30 -0600 | [diff] [blame] | 69 | #ifdef CONFIG_SILENT_CONSOLE |
| 70 | static int on_silent(const char *name, const char *value, enum env_op op, |
| 71 | int flags) |
| 72 | { |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 73 | if (!CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_SET)) |
| 74 | if (flags & H_INTERACTIVE) |
| 75 | return 0; |
| 76 | |
| 77 | if (!CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_RELOC)) |
| 78 | if ((flags & H_INTERACTIVE) == 0) |
| 79 | return 0; |
Joe Hershberger | e080d54 | 2012-12-11 22:16:30 -0600 | [diff] [blame] | 80 | |
| 81 | if (value != NULL) |
| 82 | gd->flags |= GD_FLG_SILENT; |
| 83 | else |
| 84 | gd->flags &= ~GD_FLG_SILENT; |
| 85 | |
| 86 | return 0; |
| 87 | } |
| 88 | U_BOOT_ENV_CALLBACK(silent, on_silent); |
| 89 | #endif |
| 90 | |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 91 | #ifdef CONFIG_CONSOLE_RECORD |
| 92 | /* helper function: access to gd->console_out and gd->console_in */ |
| 93 | static void console_record_putc(const char c) |
| 94 | { |
| 95 | if (!(gd->flags & GD_FLG_RECORD)) |
| 96 | return; |
| 97 | if (gd->console_out.start) |
| 98 | membuff_putbyte((struct membuff *)&gd->console_out, c); |
| 99 | } |
| 100 | |
| 101 | static void console_record_puts(const char *s) |
| 102 | { |
| 103 | if (!(gd->flags & GD_FLG_RECORD)) |
| 104 | return; |
| 105 | if (gd->console_out.start) |
| 106 | membuff_put((struct membuff *)&gd->console_out, s, strlen(s)); |
| 107 | } |
| 108 | |
| 109 | static int console_record_getc(void) |
| 110 | { |
| 111 | if (!(gd->flags & GD_FLG_RECORD)) |
| 112 | return -1; |
| 113 | if (!gd->console_in.start) |
| 114 | return -1; |
| 115 | |
| 116 | return membuff_getbyte((struct membuff *)&gd->console_in); |
| 117 | } |
| 118 | |
| 119 | static int console_record_tstc(void) |
| 120 | { |
| 121 | if (!(gd->flags & GD_FLG_RECORD)) |
| 122 | return 0; |
| 123 | if (gd->console_in.start) { |
| 124 | if (membuff_peekbyte((struct membuff *)&gd->console_in) != -1) |
| 125 | return 1; |
| 126 | } |
| 127 | return 0; |
| 128 | } |
| 129 | #else |
| 130 | static void console_record_putc(char c) |
| 131 | { |
| 132 | } |
| 133 | |
| 134 | static void console_record_puts(const char *s) |
| 135 | { |
| 136 | } |
| 137 | |
| 138 | static int console_record_getc(void) |
| 139 | { |
| 140 | return -1; |
| 141 | } |
| 142 | |
| 143 | static int console_record_tstc(void) |
| 144 | { |
| 145 | return 0; |
| 146 | } |
| 147 | #endif |
| 148 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 149 | #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 150 | /* |
| 151 | * if overwrite_console returns 1, the stdin, stderr and stdout |
| 152 | * are switched to the serial port, else the settings in the |
| 153 | * environment are used |
| 154 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 155 | #ifdef CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 156 | extern int overwrite_console(void); |
| 157 | #define OVERWRITE_CONSOLE overwrite_console() |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 158 | #else |
wdenk | 83e40ba | 2005-03-31 18:42:15 +0000 | [diff] [blame] | 159 | #define OVERWRITE_CONSOLE 0 |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 160 | #endif /* CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE */ |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 161 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 162 | #endif /* CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */ |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 163 | |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 164 | static int console_setfile(int file, struct stdio_dev * dev) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 165 | { |
| 166 | int error = 0; |
| 167 | |
| 168 | if (dev == NULL) |
| 169 | return -1; |
| 170 | |
| 171 | switch (file) { |
| 172 | case stdin: |
| 173 | case stdout: |
| 174 | case stderr: |
Andy Shevchenko | 41f668b | 2020-12-21 14:30:00 +0200 | [diff] [blame^] | 175 | error = console_start(file, dev); |
| 176 | if (error) |
| 177 | break; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 178 | |
| 179 | /* Assign the new device (leaving the existing one started) */ |
| 180 | stdio_devices[file] = dev; |
| 181 | |
| 182 | /* |
| 183 | * Update monitor functions |
| 184 | * (to use the console stuff by other applications) |
| 185 | */ |
| 186 | switch (file) { |
| 187 | case stdin: |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 188 | gd->jt->getc = getchar; |
Martin Dorwig | 49cad54 | 2015-01-26 15:22:54 -0700 | [diff] [blame] | 189 | gd->jt->tstc = tstc; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 190 | break; |
| 191 | case stdout: |
Martin Dorwig | 49cad54 | 2015-01-26 15:22:54 -0700 | [diff] [blame] | 192 | gd->jt->putc = putc; |
| 193 | gd->jt->puts = puts; |
| 194 | gd->jt->printf = printf; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 195 | break; |
| 196 | } |
| 197 | break; |
| 198 | |
| 199 | default: /* Invalid file ID */ |
| 200 | error = -1; |
| 201 | } |
| 202 | return error; |
| 203 | } |
| 204 | |
Simon Glass | 42f9f91 | 2017-07-27 09:31:03 -0600 | [diff] [blame] | 205 | /** |
| 206 | * console_dev_is_serial() - Check if a stdio device is a serial device |
| 207 | * |
| 208 | * @sdev: Device to check |
Simon Glass | 7b3c4c3 | 2017-07-27 09:31:04 -0600 | [diff] [blame] | 209 | * @return true if this device is in the serial uclass (or for pre-driver-model, |
| 210 | * whether it is called "serial". |
Simon Glass | 42f9f91 | 2017-07-27 09:31:03 -0600 | [diff] [blame] | 211 | */ |
| 212 | static bool console_dev_is_serial(struct stdio_dev *sdev) |
| 213 | { |
| 214 | bool is_serial; |
| 215 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 216 | if (IS_ENABLED(CONFIG_DM_SERIAL) && (sdev->flags & DEV_FLAGS_DM)) { |
Simon Glass | 7b3c4c3 | 2017-07-27 09:31:04 -0600 | [diff] [blame] | 217 | struct udevice *dev = sdev->priv; |
| 218 | |
| 219 | is_serial = device_get_uclass_id(dev) == UCLASS_SERIAL; |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 220 | } else { |
| 221 | is_serial = !strcmp(sdev->name, "serial"); |
| 222 | } |
Simon Glass | 42f9f91 | 2017-07-27 09:31:03 -0600 | [diff] [blame] | 223 | |
| 224 | return is_serial; |
| 225 | } |
| 226 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 227 | #if CONFIG_IS_ENABLED(CONSOLE_MUX) |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 228 | /** Console I/O multiplexing *******************************************/ |
| 229 | |
Patrick Delaunay | a17b38c | 2020-12-18 12:46:46 +0100 | [diff] [blame] | 230 | /* tstcdev: save the last stdio device with pending characters, with tstc != 0 */ |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 231 | static struct stdio_dev *tstcdev; |
| 232 | struct stdio_dev **console_devices[MAX_FILES]; |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 233 | int cd_count[MAX_FILES]; |
| 234 | |
Patrick Delaunay | 45375ad | 2020-12-18 12:46:44 +0100 | [diff] [blame] | 235 | static void __maybe_unused console_devices_set(int file, struct stdio_dev *dev) |
| 236 | { |
| 237 | console_devices[file][0] = dev; |
| 238 | } |
| 239 | |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 240 | /* |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 241 | * This depends on tstc() always being called before getchar(). |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 242 | * This is guaranteed to be true because this routine is called |
| 243 | * only from fgetc() which assures it. |
| 244 | * No attempt is made to demultiplex multiple input sources. |
| 245 | */ |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 246 | static int console_getc(int file) |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 247 | { |
| 248 | unsigned char ret; |
| 249 | |
| 250 | /* This is never called with testcdev == NULL */ |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 251 | ret = tstcdev->getc(tstcdev); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 252 | tstcdev = NULL; |
| 253 | return ret; |
| 254 | } |
| 255 | |
Patrick Delaunay | a17b38c | 2020-12-18 12:46:46 +0100 | [diff] [blame] | 256 | /* Upper layer may have already called tstc(): check the saved result */ |
| 257 | static bool console_has_tstc(void) |
| 258 | { |
| 259 | return !!tstcdev; |
| 260 | } |
| 261 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 262 | static int console_tstc(int file) |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 263 | { |
| 264 | int i, ret; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 265 | struct stdio_dev *dev; |
Joe Hershberger | b2f58d8 | 2018-07-02 20:06:48 -0500 | [diff] [blame] | 266 | int prev; |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 267 | |
Joe Hershberger | b2f58d8 | 2018-07-02 20:06:48 -0500 | [diff] [blame] | 268 | prev = disable_ctrlc(1); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 269 | for (i = 0; i < cd_count[file]; i++) { |
| 270 | dev = console_devices[file][i]; |
| 271 | if (dev->tstc != NULL) { |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 272 | ret = dev->tstc(dev); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 273 | if (ret > 0) { |
| 274 | tstcdev = dev; |
Joe Hershberger | b2f58d8 | 2018-07-02 20:06:48 -0500 | [diff] [blame] | 275 | disable_ctrlc(prev); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 276 | return ret; |
| 277 | } |
| 278 | } |
| 279 | } |
Joe Hershberger | b2f58d8 | 2018-07-02 20:06:48 -0500 | [diff] [blame] | 280 | disable_ctrlc(prev); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 281 | |
| 282 | return 0; |
| 283 | } |
| 284 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 285 | static void console_putc(int file, const char c) |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 286 | { |
| 287 | int i; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 288 | struct stdio_dev *dev; |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 289 | |
| 290 | for (i = 0; i < cd_count[file]; i++) { |
| 291 | dev = console_devices[file][i]; |
| 292 | if (dev->putc != NULL) |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 293 | dev->putc(dev, c); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 294 | } |
| 295 | } |
| 296 | |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 297 | /** |
| 298 | * console_puts_select() - Output a string to all console devices |
| 299 | * |
| 300 | * @file: File number to output to (e,g, stdout, see stdio.h) |
| 301 | * @serial_only: true to output only to serial, false to output to everything |
| 302 | * else |
| 303 | * @s: String to output |
| 304 | */ |
| 305 | static void console_puts_select(int file, bool serial_only, const char *s) |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 306 | { |
| 307 | int i; |
| 308 | struct stdio_dev *dev; |
| 309 | |
| 310 | for (i = 0; i < cd_count[file]; i++) { |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 311 | bool is_serial; |
| 312 | |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 313 | dev = console_devices[file][i]; |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 314 | is_serial = console_dev_is_serial(dev); |
| 315 | if (dev->puts && serial_only == is_serial) |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 316 | dev->puts(dev, s); |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 317 | } |
| 318 | } |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 319 | |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 320 | void console_puts_select_stderr(bool serial_only, const char *s) |
| 321 | { |
| 322 | console_puts_select(stderr, serial_only, s); |
| 323 | } |
| 324 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 325 | static void console_puts(int file, const char *s) |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 326 | { |
| 327 | int i; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 328 | struct stdio_dev *dev; |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 329 | |
| 330 | for (i = 0; i < cd_count[file]; i++) { |
| 331 | dev = console_devices[file][i]; |
| 332 | if (dev->puts != NULL) |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 333 | dev->puts(dev, s); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 334 | } |
| 335 | } |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 336 | |
Tom Rini | 5e63c96 | 2019-10-30 09:18:43 -0400 | [diff] [blame] | 337 | #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 338 | static inline void console_doenv(int file, struct stdio_dev *dev) |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 339 | { |
| 340 | iomux_doenv(file, dev->name); |
| 341 | } |
Tom Rini | 5e63c96 | 2019-10-30 09:18:43 -0400 | [diff] [blame] | 342 | #endif |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 343 | #else |
Patrick Delaunay | 45375ad | 2020-12-18 12:46:44 +0100 | [diff] [blame] | 344 | |
| 345 | static void __maybe_unused console_devices_set(int file, struct stdio_dev *dev) |
| 346 | { |
| 347 | } |
| 348 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 349 | static inline int console_getc(int file) |
| 350 | { |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 351 | return stdio_devices[file]->getc(stdio_devices[file]); |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 352 | } |
| 353 | |
Patrick Delaunay | a17b38c | 2020-12-18 12:46:46 +0100 | [diff] [blame] | 354 | static bool console_has_tstc(void) |
| 355 | { |
| 356 | return false; |
| 357 | } |
| 358 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 359 | static inline int console_tstc(int file) |
| 360 | { |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 361 | return stdio_devices[file]->tstc(stdio_devices[file]); |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 362 | } |
| 363 | |
| 364 | static inline void console_putc(int file, const char c) |
| 365 | { |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 366 | stdio_devices[file]->putc(stdio_devices[file], c); |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 367 | } |
| 368 | |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 369 | void console_puts_select(int file, bool serial_only, const char *s) |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 370 | { |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 371 | if (serial_only == console_dev_is_serial(stdio_devices[file])) |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 372 | stdio_devices[file]->puts(stdio_devices[file], s); |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 373 | } |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 374 | |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 375 | static inline void console_puts(int file, const char *s) |
| 376 | { |
Simon Glass | 709ea54 | 2014-07-23 06:54:59 -0600 | [diff] [blame] | 377 | stdio_devices[file]->puts(stdio_devices[file], s); |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 378 | } |
| 379 | |
Tom Rini | 5e63c96 | 2019-10-30 09:18:43 -0400 | [diff] [blame] | 380 | #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 381 | static inline void console_doenv(int file, struct stdio_dev *dev) |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 382 | { |
| 383 | console_setfile(file, dev); |
| 384 | } |
Tom Rini | 5e63c96 | 2019-10-30 09:18:43 -0400 | [diff] [blame] | 385 | #endif |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 386 | #endif /* CONIFIG_IS_ENABLED(CONSOLE_MUX) */ |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 387 | |
Andy Shevchenko | 41f668b | 2020-12-21 14:30:00 +0200 | [diff] [blame^] | 388 | int console_start(int file, struct stdio_dev *sdev) |
| 389 | { |
| 390 | int error; |
| 391 | |
| 392 | /* Start new device */ |
| 393 | if (sdev->start) { |
| 394 | error = sdev->start(sdev); |
| 395 | /* If it's not started don't use it */ |
| 396 | if (error < 0) |
| 397 | return error; |
| 398 | } |
| 399 | return 0; |
| 400 | } |
| 401 | |
| 402 | void console_stop(int file, struct stdio_dev *sdev) |
| 403 | { |
| 404 | if (sdev->stop) |
| 405 | sdev->stop(sdev); |
| 406 | } |
| 407 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 408 | /** U-Boot INITIAL CONSOLE-NOT COMPATIBLE FUNCTIONS *************************/ |
| 409 | |
Wolfgang Denk | d9c2725 | 2010-06-20 17:14:14 +0200 | [diff] [blame] | 410 | int serial_printf(const char *fmt, ...) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 411 | { |
| 412 | va_list args; |
| 413 | uint i; |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 414 | char printbuffer[CONFIG_SYS_PBSIZE]; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 415 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 416 | va_start(args, fmt); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 417 | |
| 418 | /* For this to work, printbuffer must be larger than |
| 419 | * anything we ever want to print. |
| 420 | */ |
Sonny Rao | 068af6f | 2011-10-10 09:22:31 +0000 | [diff] [blame] | 421 | i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args); |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 422 | va_end(args); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 423 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 424 | serial_puts(printbuffer); |
Wolfgang Denk | d9c2725 | 2010-06-20 17:14:14 +0200 | [diff] [blame] | 425 | return i; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 426 | } |
| 427 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 428 | int fgetc(int file) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 429 | { |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 430 | if (file < MAX_FILES) { |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 431 | /* |
| 432 | * Effectively poll for input wherever it may be available. |
| 433 | */ |
| 434 | for (;;) { |
Andreas J. Reichel | 6440746 | 2016-07-13 12:56:51 +0200 | [diff] [blame] | 435 | WATCHDOG_RESET(); |
Patrick Delaunay | a17b38c | 2020-12-18 12:46:46 +0100 | [diff] [blame] | 436 | if (CONFIG_IS_ENABLED(CONSOLE_MUX)) { |
| 437 | /* |
| 438 | * Upper layer may have already called tstc() so |
| 439 | * check for that first. |
| 440 | */ |
| 441 | if (console_has_tstc()) |
| 442 | return console_getc(file); |
| 443 | console_tstc(file); |
| 444 | } else { |
| 445 | if (console_tstc(file)) |
| 446 | return console_getc(file); |
| 447 | } |
| 448 | |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 449 | /* |
| 450 | * If the watchdog must be rate-limited then it should |
| 451 | * already be handled in board-specific code. |
| 452 | */ |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 453 | if (IS_ENABLED(CONFIG_WATCHDOG)) |
| 454 | udelay(1); |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 455 | } |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 456 | } |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 457 | |
| 458 | return -1; |
| 459 | } |
| 460 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 461 | int ftstc(int file) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 462 | { |
| 463 | if (file < MAX_FILES) |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 464 | return console_tstc(file); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 465 | |
| 466 | return -1; |
| 467 | } |
| 468 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 469 | void fputc(int file, const char c) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 470 | { |
| 471 | if (file < MAX_FILES) |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 472 | console_putc(file, c); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 473 | } |
| 474 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 475 | void fputs(int file, const char *s) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 476 | { |
| 477 | if (file < MAX_FILES) |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 478 | console_puts(file, s); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 479 | } |
| 480 | |
Wolfgang Denk | d9c2725 | 2010-06-20 17:14:14 +0200 | [diff] [blame] | 481 | int fprintf(int file, const char *fmt, ...) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 482 | { |
| 483 | va_list args; |
| 484 | uint i; |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 485 | char printbuffer[CONFIG_SYS_PBSIZE]; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 486 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 487 | va_start(args, fmt); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 488 | |
| 489 | /* For this to work, printbuffer must be larger than |
| 490 | * anything we ever want to print. |
| 491 | */ |
Sonny Rao | 068af6f | 2011-10-10 09:22:31 +0000 | [diff] [blame] | 492 | i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args); |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 493 | va_end(args); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 494 | |
| 495 | /* Send to desired file */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 496 | fputs(file, printbuffer); |
Wolfgang Denk | d9c2725 | 2010-06-20 17:14:14 +0200 | [diff] [blame] | 497 | return i; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 498 | } |
| 499 | |
| 500 | /** U-Boot INITIAL CONSOLE-COMPATIBLE FUNCTION *****************************/ |
| 501 | |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 502 | int getchar(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 503 | { |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 504 | int ch; |
| 505 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 506 | if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE)) |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 507 | return 0; |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 508 | |
Graeme Russ | e3e454c | 2011-08-29 02:14:05 +0000 | [diff] [blame] | 509 | if (!gd->have_console) |
| 510 | return 0; |
| 511 | |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 512 | ch = console_record_getc(); |
| 513 | if (ch != -1) |
| 514 | return ch; |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 515 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 516 | if (gd->flags & GD_FLG_DEVINIT) { |
| 517 | /* Get from the standard input */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 518 | return fgetc(stdin); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 519 | } |
| 520 | |
| 521 | /* Send directly to the handler */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 522 | return serial_getc(); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 523 | } |
| 524 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 525 | int tstc(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 526 | { |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 527 | if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE)) |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 528 | return 0; |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 529 | |
Graeme Russ | e3e454c | 2011-08-29 02:14:05 +0000 | [diff] [blame] | 530 | if (!gd->have_console) |
| 531 | return 0; |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 532 | |
| 533 | if (console_record_tstc()) |
| 534 | return 1; |
| 535 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 536 | if (gd->flags & GD_FLG_DEVINIT) { |
| 537 | /* Test the standard input */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 538 | return ftstc(stdin); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 539 | } |
| 540 | |
| 541 | /* Send directly to the handler */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 542 | return serial_tstc(); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 543 | } |
| 544 | |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 545 | #define PRE_CONSOLE_FLUSHPOINT1_SERIAL 0 |
| 546 | #define PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL 1 |
| 547 | |
Simon Glass | 8f92558 | 2016-10-17 20:12:36 -0600 | [diff] [blame] | 548 | #if CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER) |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 549 | #define CIRC_BUF_IDX(idx) ((idx) % (unsigned long)CONFIG_PRE_CON_BUF_SZ) |
| 550 | |
| 551 | static void pre_console_putc(const char c) |
| 552 | { |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 553 | char *buffer; |
| 554 | |
| 555 | buffer = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ); |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 556 | |
| 557 | buffer[CIRC_BUF_IDX(gd->precon_buf_idx++)] = c; |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 558 | |
| 559 | unmap_sysmem(buffer); |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 560 | } |
| 561 | |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 562 | static void pre_console_puts(const char *s) |
| 563 | { |
| 564 | while (*s) |
| 565 | pre_console_putc(*s++); |
| 566 | } |
| 567 | |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 568 | static void print_pre_console_buffer(int flushpoint) |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 569 | { |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 570 | unsigned long in = 0, out = 0; |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 571 | char buf_out[CONFIG_PRE_CON_BUF_SZ + 1]; |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 572 | char *buf_in; |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 573 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 574 | if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 575 | return; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 576 | |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 577 | buf_in = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ); |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 578 | if (gd->precon_buf_idx > CONFIG_PRE_CON_BUF_SZ) |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 579 | in = gd->precon_buf_idx - CONFIG_PRE_CON_BUF_SZ; |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 580 | |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 581 | while (in < gd->precon_buf_idx) |
| 582 | buf_out[out++] = buf_in[CIRC_BUF_IDX(in++)]; |
Simon Glass | 4e6bafa | 2017-06-15 21:37:52 -0600 | [diff] [blame] | 583 | unmap_sysmem(buf_in); |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 584 | |
| 585 | buf_out[out] = 0; |
| 586 | |
| 587 | switch (flushpoint) { |
| 588 | case PRE_CONSOLE_FLUSHPOINT1_SERIAL: |
| 589 | puts(buf_out); |
| 590 | break; |
| 591 | case PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL: |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 592 | console_puts_select(stdout, false, buf_out); |
Hans de Goede | a8552c7 | 2015-05-05 13:13:36 +0200 | [diff] [blame] | 593 | break; |
| 594 | } |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 595 | } |
| 596 | #else |
| 597 | static inline void pre_console_putc(const char c) {} |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 598 | static inline void pre_console_puts(const char *s) {} |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 599 | static inline void print_pre_console_buffer(int flushpoint) {} |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 600 | #endif |
| 601 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 602 | void putc(const char c) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 603 | { |
Patrick Delaunay | 93cdb52 | 2020-11-27 11:20:56 +0100 | [diff] [blame] | 604 | if (!gd) |
| 605 | return; |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 606 | |
| 607 | console_record_putc(c); |
| 608 | |
Simon Glass | 64e9b4f | 2017-12-04 13:48:19 -0700 | [diff] [blame] | 609 | /* sandbox can send characters to stdout before it has a console */ |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 610 | if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) { |
Simon Glass | 64e9b4f | 2017-12-04 13:48:19 -0700 | [diff] [blame] | 611 | os_putc(c); |
| 612 | return; |
| 613 | } |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 614 | |
Simon Glass | d6ea530 | 2015-06-23 15:38:33 -0600 | [diff] [blame] | 615 | /* if we don't have a console yet, use the debug UART */ |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 616 | if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) { |
Simon Glass | d6ea530 | 2015-06-23 15:38:33 -0600 | [diff] [blame] | 617 | printch(c); |
| 618 | return; |
| 619 | } |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 620 | |
| 621 | if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) { |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 622 | if (!(gd->flags & GD_FLG_DEVINIT)) |
| 623 | pre_console_putc(c); |
wdenk | f6e20fc | 2004-02-08 19:38:38 +0000 | [diff] [blame] | 624 | return; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 625 | } |
wdenk | a6cccae | 2004-02-06 21:48:22 +0000 | [diff] [blame] | 626 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 627 | if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE)) |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 628 | return; |
Mark Jackson | f5c3ba7 | 2008-08-25 19:21:30 +0100 | [diff] [blame] | 629 | |
Graeme Russ | e3e454c | 2011-08-29 02:14:05 +0000 | [diff] [blame] | 630 | if (!gd->have_console) |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 631 | return pre_console_putc(c); |
Graeme Russ | e3e454c | 2011-08-29 02:14:05 +0000 | [diff] [blame] | 632 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 633 | if (gd->flags & GD_FLG_DEVINIT) { |
| 634 | /* Send to the standard output */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 635 | fputc(stdout, c); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 636 | } else { |
| 637 | /* Send directly to the handler */ |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 638 | pre_console_putc(c); |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 639 | serial_putc(c); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 640 | } |
| 641 | } |
| 642 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 643 | void puts(const char *s) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 644 | { |
Patrick Delaunay | 93cdb52 | 2020-11-27 11:20:56 +0100 | [diff] [blame] | 645 | if (!gd) |
| 646 | return; |
Patrick Delaunay | 1e99371 | 2020-12-18 12:46:45 +0100 | [diff] [blame] | 647 | |
| 648 | console_record_puts(s); |
| 649 | |
Simon Glass | 36bcea6 | 2018-11-15 18:44:04 -0700 | [diff] [blame] | 650 | /* sandbox can send characters to stdout before it has a console */ |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 651 | if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) { |
Simon Glass | 36bcea6 | 2018-11-15 18:44:04 -0700 | [diff] [blame] | 652 | os_puts(s); |
| 653 | return; |
| 654 | } |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 655 | |
| 656 | if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) { |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 657 | while (*s) { |
| 658 | int ch = *s++; |
| 659 | |
| 660 | printch(ch); |
| 661 | } |
| 662 | return; |
| 663 | } |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 664 | |
| 665 | if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) { |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 666 | if (!(gd->flags & GD_FLG_DEVINIT)) |
| 667 | pre_console_puts(s); |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 668 | return; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 669 | } |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 670 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 671 | if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE)) |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 672 | return; |
Soeren Moch | be135cc | 2017-11-04 16:14:09 +0100 | [diff] [blame] | 673 | |
| 674 | if (!gd->have_console) |
| 675 | return pre_console_puts(s); |
| 676 | |
| 677 | if (gd->flags & GD_FLG_DEVINIT) { |
| 678 | /* Send to the standard output */ |
| 679 | fputs(stdout, s); |
| 680 | } else { |
| 681 | /* Send directly to the handler */ |
| 682 | pre_console_puts(s); |
| 683 | serial_puts(s); |
| 684 | } |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 685 | } |
| 686 | |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 687 | #ifdef CONFIG_CONSOLE_RECORD |
| 688 | int console_record_init(void) |
| 689 | { |
| 690 | int ret; |
| 691 | |
Heinrich Schuchardt | a3a9e04 | 2020-02-12 18:23:49 +0100 | [diff] [blame] | 692 | ret = membuff_new((struct membuff *)&gd->console_out, |
| 693 | CONFIG_CONSOLE_RECORD_OUT_SIZE); |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 694 | if (ret) |
| 695 | return ret; |
Heinrich Schuchardt | a3a9e04 | 2020-02-12 18:23:49 +0100 | [diff] [blame] | 696 | ret = membuff_new((struct membuff *)&gd->console_in, |
| 697 | CONFIG_CONSOLE_RECORD_IN_SIZE); |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 698 | |
| 699 | return ret; |
| 700 | } |
| 701 | |
| 702 | void console_record_reset(void) |
| 703 | { |
Heinrich Schuchardt | a3a9e04 | 2020-02-12 18:23:49 +0100 | [diff] [blame] | 704 | membuff_purge((struct membuff *)&gd->console_out); |
| 705 | membuff_purge((struct membuff *)&gd->console_in); |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 706 | } |
| 707 | |
Simon Glass | bd34715 | 2020-07-28 19:41:11 -0600 | [diff] [blame] | 708 | int console_record_reset_enable(void) |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 709 | { |
| 710 | console_record_reset(); |
| 711 | gd->flags |= GD_FLG_RECORD; |
Simon Glass | bd34715 | 2020-07-28 19:41:11 -0600 | [diff] [blame] | 712 | |
| 713 | return 0; |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 714 | } |
Simon Glass | b612312 | 2020-01-27 08:49:54 -0700 | [diff] [blame] | 715 | |
| 716 | int console_record_readline(char *str, int maxlen) |
| 717 | { |
Heinrich Schuchardt | a3a9e04 | 2020-02-12 18:23:49 +0100 | [diff] [blame] | 718 | return membuff_readline((struct membuff *)&gd->console_out, str, |
| 719 | maxlen, ' '); |
Simon Glass | b612312 | 2020-01-27 08:49:54 -0700 | [diff] [blame] | 720 | } |
| 721 | |
| 722 | int console_record_avail(void) |
| 723 | { |
Heinrich Schuchardt | a3a9e04 | 2020-02-12 18:23:49 +0100 | [diff] [blame] | 724 | return membuff_avail((struct membuff *)&gd->console_out); |
Simon Glass | b612312 | 2020-01-27 08:49:54 -0700 | [diff] [blame] | 725 | } |
| 726 | |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 727 | #endif |
| 728 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 729 | /* test if ctrl-c was pressed */ |
| 730 | static int ctrlc_disabled = 0; /* see disable_ctrl() */ |
| 731 | static int ctrlc_was_pressed = 0; |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 732 | int ctrlc(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 733 | { |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 734 | if (!ctrlc_disabled && gd->have_console) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 735 | if (tstc()) { |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 736 | switch (getchar()) { |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 737 | case 0x03: /* ^C - Control C */ |
| 738 | ctrlc_was_pressed = 1; |
| 739 | return 1; |
| 740 | default: |
| 741 | break; |
| 742 | } |
| 743 | } |
| 744 | } |
Simon Glass | 8969ea3 | 2014-09-14 12:40:15 -0600 | [diff] [blame] | 745 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 746 | return 0; |
| 747 | } |
Pierre Aubert | a5dffa4 | 2014-04-24 10:30:07 +0200 | [diff] [blame] | 748 | /* Reads user's confirmation. |
| 749 | Returns 1 if user's input is "y", "Y", "yes" or "YES" |
| 750 | */ |
| 751 | int confirm_yesno(void) |
| 752 | { |
| 753 | int i; |
| 754 | char str_input[5]; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 755 | |
Pierre Aubert | a5dffa4 | 2014-04-24 10:30:07 +0200 | [diff] [blame] | 756 | /* Flush input */ |
| 757 | while (tstc()) |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 758 | getchar(); |
Pierre Aubert | a5dffa4 | 2014-04-24 10:30:07 +0200 | [diff] [blame] | 759 | i = 0; |
| 760 | while (i < sizeof(str_input)) { |
Heinrich Schuchardt | c670aee | 2020-10-07 18:11:48 +0200 | [diff] [blame] | 761 | str_input[i] = getchar(); |
Pierre Aubert | a5dffa4 | 2014-04-24 10:30:07 +0200 | [diff] [blame] | 762 | putc(str_input[i]); |
| 763 | if (str_input[i] == '\r') |
| 764 | break; |
| 765 | i++; |
| 766 | } |
| 767 | putc('\n'); |
| 768 | if (strncmp(str_input, "y\r", 2) == 0 || |
| 769 | strncmp(str_input, "Y\r", 2) == 0 || |
| 770 | strncmp(str_input, "yes\r", 4) == 0 || |
| 771 | strncmp(str_input, "YES\r", 4) == 0) |
| 772 | return 1; |
| 773 | return 0; |
| 774 | } |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 775 | /* pass 1 to disable ctrlc() checking, 0 to enable. |
| 776 | * returns previous state |
| 777 | */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 778 | int disable_ctrlc(int disable) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 779 | { |
| 780 | int prev = ctrlc_disabled; /* save previous state */ |
| 781 | |
| 782 | ctrlc_disabled = disable; |
| 783 | return prev; |
| 784 | } |
| 785 | |
| 786 | int had_ctrlc (void) |
| 787 | { |
| 788 | return ctrlc_was_pressed; |
| 789 | } |
| 790 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 791 | void clear_ctrlc(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 792 | { |
| 793 | ctrlc_was_pressed = 0; |
| 794 | } |
| 795 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 796 | /** U-Boot INIT FUNCTIONS *************************************************/ |
| 797 | |
Mike Frysinger | d7be305 | 2010-10-20 07:18:03 -0400 | [diff] [blame] | 798 | struct stdio_dev *search_device(int flags, const char *name) |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 799 | { |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 800 | struct stdio_dev *dev; |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 801 | |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 802 | dev = stdio_get_by_name(name); |
Simon Glass | a2931b3 | 2016-02-06 14:31:37 -0700 | [diff] [blame] | 803 | #ifdef CONFIG_VIDCONSOLE_AS_LCD |
Patrick Delaunay | 27b5b9e | 2020-07-01 14:56:10 +0200 | [diff] [blame] | 804 | if (!dev && !strcmp(name, CONFIG_VIDCONSOLE_AS_NAME)) |
Simon Glass | a2931b3 | 2016-02-06 14:31:37 -0700 | [diff] [blame] | 805 | dev = stdio_get_by_name("vidconsole"); |
| 806 | #endif |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 807 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 808 | if (dev && (dev->flags & flags)) |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 809 | return dev; |
| 810 | |
| 811 | return NULL; |
| 812 | } |
| 813 | |
Mike Frysinger | d7be305 | 2010-10-20 07:18:03 -0400 | [diff] [blame] | 814 | int console_assign(int file, const char *devname) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 815 | { |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 816 | int flag; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 817 | struct stdio_dev *dev; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 818 | |
| 819 | /* Check for valid file */ |
| 820 | switch (file) { |
| 821 | case stdin: |
| 822 | flag = DEV_FLAGS_INPUT; |
| 823 | break; |
| 824 | case stdout: |
| 825 | case stderr: |
| 826 | flag = DEV_FLAGS_OUTPUT; |
| 827 | break; |
| 828 | default: |
| 829 | return -1; |
| 830 | } |
| 831 | |
| 832 | /* Check for valid device name */ |
| 833 | |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 834 | dev = search_device(flag, devname); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 835 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 836 | if (dev) |
| 837 | return console_setfile(file, dev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 838 | |
| 839 | return -1; |
| 840 | } |
| 841 | |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 842 | /* return true if the 'silent' flag is removed */ |
| 843 | static bool console_update_silent(void) |
Chris Packham | 43e0a3d | 2016-09-23 15:59:43 +1200 | [diff] [blame] | 844 | { |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 845 | unsigned long flags = gd->flags; |
| 846 | |
| 847 | if (!IS_ENABLED(CONFIG_SILENT_CONSOLE)) |
| 848 | return false; |
| 849 | |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 850 | if (env_get("silent")) { |
Chris Packham | 43e0a3d | 2016-09-23 15:59:43 +1200 | [diff] [blame] | 851 | gd->flags |= GD_FLG_SILENT; |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 852 | return false; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 853 | } |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 854 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 855 | gd->flags &= ~GD_FLG_SILENT; |
| 856 | |
| 857 | return !!(flags & GD_FLG_SILENT); |
Chris Packham | 43e0a3d | 2016-09-23 15:59:43 +1200 | [diff] [blame] | 858 | } |
| 859 | |
Simon Glass | b089538 | 2017-06-15 21:37:50 -0600 | [diff] [blame] | 860 | int console_announce_r(void) |
| 861 | { |
| 862 | #if !CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER) |
| 863 | char buf[DISPLAY_OPTIONS_BANNER_LENGTH]; |
| 864 | |
| 865 | display_options_get_banner(false, buf, sizeof(buf)); |
| 866 | |
Simon Glass | 493a4c8 | 2020-07-02 21:12:13 -0600 | [diff] [blame] | 867 | console_puts_select(stdout, false, buf); |
Simon Glass | b089538 | 2017-06-15 21:37:50 -0600 | [diff] [blame] | 868 | #endif |
| 869 | |
| 870 | return 0; |
| 871 | } |
| 872 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 873 | /* Called before relocation - use serial functions */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 874 | int console_init_f(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 875 | { |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 876 | gd->have_console = 1; |
wdenk | f72da34 | 2003-10-10 10:05:42 +0000 | [diff] [blame] | 877 | |
Chris Packham | 43e0a3d | 2016-09-23 15:59:43 +1200 | [diff] [blame] | 878 | console_update_silent(); |
wdenk | f72da34 | 2003-10-10 10:05:42 +0000 | [diff] [blame] | 879 | |
Siarhei Siamashka | 2766966 | 2015-01-08 09:02:31 +0200 | [diff] [blame] | 880 | print_pre_console_buffer(PRE_CONSOLE_FLUSHPOINT1_SERIAL); |
Graeme Russ | 9558b48 | 2011-09-01 00:48:27 +0000 | [diff] [blame] | 881 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 882 | return 0; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 883 | } |
| 884 | |
Jean-Christophe PLAGNIOL-VILLARD | 7e3be7c | 2009-05-16 12:14:55 +0200 | [diff] [blame] | 885 | void stdio_print_current_devices(void) |
| 886 | { |
Jean-Christophe PLAGNIOL-VILLARD | 7e3be7c | 2009-05-16 12:14:55 +0200 | [diff] [blame] | 887 | /* Print information */ |
| 888 | puts("In: "); |
| 889 | if (stdio_devices[stdin] == NULL) { |
| 890 | puts("No input devices available!\n"); |
| 891 | } else { |
| 892 | printf ("%s\n", stdio_devices[stdin]->name); |
| 893 | } |
| 894 | |
| 895 | puts("Out: "); |
| 896 | if (stdio_devices[stdout] == NULL) { |
| 897 | puts("No output devices available!\n"); |
| 898 | } else { |
| 899 | printf ("%s\n", stdio_devices[stdout]->name); |
| 900 | } |
| 901 | |
| 902 | puts("Err: "); |
| 903 | if (stdio_devices[stderr] == NULL) { |
| 904 | puts("No error devices available!\n"); |
| 905 | } else { |
| 906 | printf ("%s\n", stdio_devices[stderr]->name); |
| 907 | } |
Jean-Christophe PLAGNIOL-VILLARD | 7e3be7c | 2009-05-16 12:14:55 +0200 | [diff] [blame] | 908 | } |
| 909 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 910 | #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 911 | /* Called after the relocation - use desired console functions */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 912 | int console_init_r(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 913 | { |
| 914 | char *stdinname, *stdoutname, *stderrname; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 915 | struct stdio_dev *inputdev = NULL, *outputdev = NULL, *errdev = NULL; |
wdenk | 6e59238 | 2004-04-18 17:39:38 +0000 | [diff] [blame] | 916 | int i; |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 917 | int iomux_err = 0; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 918 | int flushpoint; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 919 | |
Patrick Delaunay | bf46be7 | 2019-08-02 14:58:09 +0200 | [diff] [blame] | 920 | /* update silent for env loaded from flash (initr_env) */ |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 921 | if (console_update_silent()) |
| 922 | flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL; |
| 923 | else |
| 924 | flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL; |
Patrick Delaunay | bf46be7 | 2019-08-02 14:58:09 +0200 | [diff] [blame] | 925 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 926 | /* set default handlers at first */ |
Martin Dorwig | 49cad54 | 2015-01-26 15:22:54 -0700 | [diff] [blame] | 927 | gd->jt->getc = serial_getc; |
| 928 | gd->jt->tstc = serial_tstc; |
| 929 | gd->jt->putc = serial_putc; |
| 930 | gd->jt->puts = serial_puts; |
| 931 | gd->jt->printf = serial_printf; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 932 | |
| 933 | /* stdin stdout and stderr are in environment */ |
| 934 | /* scan for it */ |
Simon Glass | 00caae6 | 2017-08-03 12:22:12 -0600 | [diff] [blame] | 935 | stdinname = env_get("stdin"); |
| 936 | stdoutname = env_get("stdout"); |
| 937 | stderrname = env_get("stderr"); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 938 | |
Wolfgang Denk | 53677ef | 2008-05-20 16:00:29 +0200 | [diff] [blame] | 939 | if (OVERWRITE_CONSOLE == 0) { /* if not overwritten by config switch */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 940 | inputdev = search_device(DEV_FLAGS_INPUT, stdinname); |
| 941 | outputdev = search_device(DEV_FLAGS_OUTPUT, stdoutname); |
| 942 | errdev = search_device(DEV_FLAGS_OUTPUT, stderrname); |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 943 | if (CONFIG_IS_ENABLED(CONSOLE_MUX)) { |
| 944 | iomux_err = iomux_doenv(stdin, stdinname); |
| 945 | iomux_err += iomux_doenv(stdout, stdoutname); |
| 946 | iomux_err += iomux_doenv(stderr, stderrname); |
| 947 | if (!iomux_err) |
| 948 | /* Successful, so skip all the code below. */ |
| 949 | goto done; |
| 950 | } |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 951 | } |
| 952 | /* if the devices are overwritten or not found, use default device */ |
| 953 | if (inputdev == NULL) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 954 | inputdev = search_device(DEV_FLAGS_INPUT, "serial"); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 955 | } |
| 956 | if (outputdev == NULL) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 957 | outputdev = search_device(DEV_FLAGS_OUTPUT, "serial"); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 958 | } |
| 959 | if (errdev == NULL) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 960 | errdev = search_device(DEV_FLAGS_OUTPUT, "serial"); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 961 | } |
| 962 | /* Initializes output console first */ |
| 963 | if (outputdev != NULL) { |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 964 | /* need to set a console if not done above. */ |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 965 | console_doenv(stdout, outputdev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 966 | } |
| 967 | if (errdev != NULL) { |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 968 | /* need to set a console if not done above. */ |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 969 | console_doenv(stderr, errdev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 970 | } |
| 971 | if (inputdev != NULL) { |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 972 | /* need to set a console if not done above. */ |
Jean-Christophe PLAGNIOL-VILLARD | 5f03201 | 2009-02-01 17:07:52 +0100 | [diff] [blame] | 973 | console_doenv(stdin, inputdev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 974 | } |
| 975 | |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 976 | done: |
Gary Jennejohn | 16a28ef | 2008-11-06 15:04:23 +0100 | [diff] [blame] | 977 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 978 | if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET)) |
| 979 | stdio_print_current_devices(); |
| 980 | |
Simon Glass | a2931b3 | 2016-02-06 14:31:37 -0700 | [diff] [blame] | 981 | #ifdef CONFIG_VIDCONSOLE_AS_LCD |
Patrick Delaunay | 27b5b9e | 2020-07-01 14:56:10 +0200 | [diff] [blame] | 982 | if (strstr(stdoutname, CONFIG_VIDCONSOLE_AS_NAME)) |
Anatolij Gustschin | 22b897a | 2020-05-23 17:11:20 +0200 | [diff] [blame] | 983 | printf("Warning: Please change '%s' to 'vidconsole' in stdout/stderr environment vars\n", |
Patrick Delaunay | 27b5b9e | 2020-07-01 14:56:10 +0200 | [diff] [blame] | 984 | CONFIG_VIDCONSOLE_AS_NAME); |
Simon Glass | a2931b3 | 2016-02-06 14:31:37 -0700 | [diff] [blame] | 985 | #endif |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 986 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 987 | if (IS_ENABLED(CONFIG_SYS_CONSOLE_ENV_OVERWRITE)) { |
| 988 | /* set the environment variables (will overwrite previous env settings) */ |
| 989 | for (i = 0; i < MAX_FILES; i++) |
| 990 | env_set(stdio_names[i], stdio_devices[i]->name); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 991 | } |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 992 | |
Joe Hershberger | c4e0057 | 2012-12-11 22:16:19 -0600 | [diff] [blame] | 993 | gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */ |
| 994 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 995 | #if 0 |
| 996 | /* If nothing usable installed, use only the initial console */ |
| 997 | if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL)) |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 998 | return 0; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 999 | #endif |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 1000 | print_pre_console_buffer(flushpoint); |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1001 | return 0; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1002 | } |
| 1003 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 1004 | #else /* !CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */ |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1005 | |
| 1006 | /* Called after the relocation - use desired console functions */ |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1007 | int console_init_r(void) |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1008 | { |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 1009 | struct stdio_dev *inputdev = NULL, *outputdev = NULL; |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 1010 | int i; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 1011 | struct list_head *list = stdio_get_list(); |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 1012 | struct list_head *pos; |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 1013 | struct stdio_dev *dev; |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 1014 | int flushpoint; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1015 | |
Patrick Delaunay | bf46be7 | 2019-08-02 14:58:09 +0200 | [diff] [blame] | 1016 | /* update silent for env loaded from flash (initr_env) */ |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 1017 | if (console_update_silent()) |
| 1018 | flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL; |
| 1019 | else |
| 1020 | flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL; |
Chris Packham | 43e0a3d | 2016-09-23 15:59:43 +1200 | [diff] [blame] | 1021 | |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1022 | /* |
| 1023 | * suppress all output if splash screen is enabled and we have |
Anatolij Gustschin | a749081 | 2010-03-16 15:29:33 +0100 | [diff] [blame] | 1024 | * a bmp to display. We redirect the output from frame buffer |
| 1025 | * console to serial console in this case or suppress it if |
| 1026 | * "silent" mode was requested. |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1027 | */ |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 1028 | if (IS_ENABLED(CONFIG_SPLASH_SCREEN) && env_get("splashimage")) { |
Anatolij Gustschin | a749081 | 2010-03-16 15:29:33 +0100 | [diff] [blame] | 1029 | if (!(gd->flags & GD_FLG_SILENT)) |
| 1030 | outputdev = search_device (DEV_FLAGS_OUTPUT, "serial"); |
| 1031 | } |
wdenk | f72da34 | 2003-10-10 10:05:42 +0000 | [diff] [blame] | 1032 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1033 | /* Scan devices looking for input and output devices */ |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 1034 | list_for_each(pos, list) { |
Jean-Christophe PLAGNIOL-VILLARD | 52cb4d4 | 2009-05-16 12:14:54 +0200 | [diff] [blame] | 1035 | dev = list_entry(pos, struct stdio_dev, list); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1036 | |
| 1037 | if ((dev->flags & DEV_FLAGS_INPUT) && (inputdev == NULL)) { |
| 1038 | inputdev = dev; |
| 1039 | } |
| 1040 | if ((dev->flags & DEV_FLAGS_OUTPUT) && (outputdev == NULL)) { |
| 1041 | outputdev = dev; |
| 1042 | } |
Jean-Christophe PLAGNIOL-VILLARD | c1de7a6 | 2008-08-31 04:24:55 +0200 | [diff] [blame] | 1043 | if(inputdev && outputdev) |
| 1044 | break; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1045 | } |
| 1046 | |
| 1047 | /* Initializes output console first */ |
| 1048 | if (outputdev != NULL) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1049 | console_setfile(stdout, outputdev); |
| 1050 | console_setfile(stderr, outputdev); |
Patrick Delaunay | 45375ad | 2020-12-18 12:46:44 +0100 | [diff] [blame] | 1051 | console_devices_set(stdout, outputdev); |
| 1052 | console_devices_set(stderr, outputdev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1053 | } |
| 1054 | |
| 1055 | /* Initializes input console */ |
| 1056 | if (inputdev != NULL) { |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1057 | console_setfile(stdin, inputdev); |
Patrick Delaunay | 45375ad | 2020-12-18 12:46:44 +0100 | [diff] [blame] | 1058 | console_devices_set(stdin, inputdev); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1059 | } |
| 1060 | |
Patrick Delaunay | c04f856 | 2020-12-18 12:46:43 +0100 | [diff] [blame] | 1061 | if (!IS_ENABLED(CONFIG_SYS_CONSOLE_INFO_QUIET)) |
| 1062 | stdio_print_current_devices(); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1063 | |
| 1064 | /* Setting environment variables */ |
Tom Rini | 27b4225 | 2018-05-03 09:12:26 -0400 | [diff] [blame] | 1065 | for (i = 0; i < MAX_FILES; i++) { |
Simon Glass | 382bee5 | 2017-08-03 12:22:09 -0600 | [diff] [blame] | 1066 | env_set(stdio_names[i], stdio_devices[i]->name); |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1067 | } |
| 1068 | |
Joe Hershberger | c4e0057 | 2012-12-11 22:16:19 -0600 | [diff] [blame] | 1069 | gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */ |
| 1070 | |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1071 | #if 0 |
| 1072 | /* If nothing usable installed, use only the initial console */ |
| 1073 | if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL)) |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1074 | return 0; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1075 | #endif |
Patrick Delaunay | 13551b9 | 2019-08-02 14:58:10 +0200 | [diff] [blame] | 1076 | print_pre_console_buffer(flushpoint); |
Jean-Christophe PLAGNIOL-VILLARD | ec6f149 | 2009-02-01 17:07:51 +0100 | [diff] [blame] | 1077 | return 0; |
wdenk | 47d1a6e | 2002-11-03 00:01:44 +0000 | [diff] [blame] | 1078 | } |
| 1079 | |
Simon Glass | b026542 | 2017-01-16 07:03:26 -0700 | [diff] [blame] | 1080 | #endif /* CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) */ |