changeset 1107:b7ec9459b80d

* doc/redboot_installing.sgml (AT91): Tell users to switch JP1 (or SW1 for EB40) when installing, and warn them in no uncertain terms the consequences of failing to do so.
author jlarmour
date Tue, 15 Jul 2003 01:51:38 +0000
parents d4e3faad8d75
children d67e080dcd49
files packages/redboot/current/ChangeLog packages/redboot/current/doc/redboot_installing.sgml
diffstat 2 files changed, 19 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/packages/redboot/current/ChangeLog
+++ b/packages/redboot/current/ChangeLog
@@ -1,3 +1,9 @@
+2003-07-15  Jonathan Larmour  <jifl@eCosCentric.com>
+
+	* doc/redboot_installing.sgml (AT91): Tell users to switch JP1
+	(or SW1 for EB40) when installing, and warn them in no
+	uncertain terms the consequences of failing to do so.
+
 2003-07-01  Mark Salter  <msalter@redhat.com>
 
 	* cdl/redboot.cdl (CYGBLD_BUILD_REDBOOT_WITH_MCOPY): New option.
--- a/packages/redboot/current/doc/redboot_installing.sgml
+++ b/packages/redboot/current/doc/redboot_installing.sgml
@@ -887,6 +887,11 @@ Start address 0x2020040 , load size 3906
 Transfer rate: 6250 bits/sec, 500 bytes/write.
 </screen>
 At this point, set SW1 to <literal>upper mem</literal>.
+<warning><title>Warning!</title><para>Failure to set SW1 to
+<literal>upper mem</literal> will cause the installation of RedBoot
+to overwrite Angel, thus making the board <emphasis>unbootable</emphasis>.
+Only hardware JTAG can restore the board once in this state.
+</para></warning>
 <screen>
 (gdb) <userinput>cont</userinput>
 Continuing.
@@ -953,7 +958,14 @@ Transfer rate: 6264 bits/sec, 500 bytes/
 (gdb) <userinput>cont</userinput>
 Continuing.
 </screen>
-At this point, suspend the GDB session (use Ctrl-Z) and start a
+At this point, set JP1 to <literal>USER</literal> instead of
+<literal>STD</literal>
+<warning><title>Warning!</title><para>Failure to set JP1 to
+<literal>USER</literal> will cause the installation of RedBoot
+to overwrite Angel, thus making the board <emphasis>unbootable</emphasis>.
+Only hardware JTAG can restore the board once in this state.
+</para></warning>
+Now suspend the GDB session (use Ctrl-Z) and start a
 terminal emulator:
 <screen>
 RedBoot> <userinput>version</userinput>