X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=doc%2FREADME.autoboot;h=30fd0b0e88ae400dab80f8057bca80cc65b133da;hb=76bce10d2131938fcd5b1bbb0479cdb66daffa29;hp=2042fe5c4063b95e791cbbd29744f85665782e10;hpb=c37207d7f51e19c17f859966f314e27cc1231801;p=oweals%2Fu-boot.git

diff --git a/doc/README.autoboot b/doc/README.autoboot
index 2042fe5c40..30fd0b0e88 100644
--- a/doc/README.autoboot
+++ b/doc/README.autoboot
@@ -2,23 +2,7 @@
  * (C) Copyright 2001
  * Dave Ellis, SIXNET, dge@sixnetio.com
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 Using autoboot configuration options
@@ -90,16 +74,13 @@ What they do
 	"bootretry" is >= 0.
 
   CONFIG_AUTOBOOT_KEYED
+  CONFIG_AUTOBOOT_KEYED_CTRLC
   CONFIG_AUTOBOOT_PROMPT
   CONFIG_AUTOBOOT_DELAY_STR
   CONFIG_AUTOBOOT_STOP_STR
-  CONFIG_AUTOBOOT_DELAY_STR2
-  CONFIG_AUTOBOOT_STOP_STR2
 
   "bootdelaykey"  environment variable
   "bootstopkey"	  environment variable
-  "bootdelaykey2" environment variable
-  "bootstopkey2"  environment variable
 
 	These options give more control over stopping autoboot. When
 	they are used a specific character or string is required to
@@ -145,18 +126,11 @@ What they do
 	character of a key string does not appear in the rest of the
 	string.
 
-	Using the CONFIG_AUTOBOOT_DELAY_STR2 #define or the
-	"bootdelaykey2" environment variable and/or the
-	CONFIG_AUTOBOOT_STOP_STR2 #define or the "bootstopkey"
-	environment variable you can specify a second, alternate
-	string (which allows you to have two "password" strings).
-
-  CONFIG_ZERO_BOOTDELAY_CHECK
-
-	If this option is defined, you can stop the autoboot process
-	by hitting a key even in that case when "bootdelay" has been
-	set to 0. You can set "bootdelay" to a negative value to
-	prevent the check for console input.
+	The CONFIG_AUTOBOOT_KEYED_CTRLC #define allows for the boot
+	sequence to be interrupted by ctrl-c, in addition to the
+	"bootdelaykey" and "bootstopkey". Setting this variable
+	provides an escape sequence from the limited "password"
+	strings.
 
   CONFIG_RESET_TO_RETRY