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comparison packages/redboot/current/doc/redboot_installing.sgml @ 1107:b7ec9459b80d

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* 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 006acfda1aae
children 818f520093b8
comparison
equal deleted inserted replaced
1106:d4e3faad8d75 1107:b7ec9459b80d
885 Loading section .data, size 0x2e4 lma 0x20295b8 885 Loading section .data, size 0x2e4 lma 0x20295b8
886 Start address 0x2020040 , load size 39068 886 Start address 0x2020040 , load size 39068
887 Transfer rate: 6250 bits/sec, 500 bytes/write. 887 Transfer rate: 6250 bits/sec, 500 bytes/write.
888 </screen> 888 </screen>
889 At this point, set SW1 to <literal>upper mem</literal>. 889 At this point, set SW1 to <literal>upper mem</literal>.
890 <warning><title>Warning!</title><para>Failure to set SW1 to
891 <literal>upper mem</literal> will cause the installation of RedBoot
892 to overwrite Angel, thus making the board <emphasis>unbootable</emphasis>.
893 Only hardware JTAG can restore the board once in this state.
894 </para></warning>
890 <screen> 895 <screen>
891 (gdb) <userinput>cont</userinput> 896 (gdb) <userinput>cont</userinput>
892 Continuing. 897 Continuing.
893 </screen> 898 </screen>
894 At this point, suspend the GDB session (use Ctrl-Z) and start a 899 At this point, suspend the GDB session (use Ctrl-Z) and start a
951 Start address 0x2008040, load size 54031 956 Start address 0x2008040, load size 54031
952 Transfer rate: 6264 bits/sec, 500 bytes/write. 957 Transfer rate: 6264 bits/sec, 500 bytes/write.
953 (gdb) <userinput>cont</userinput> 958 (gdb) <userinput>cont</userinput>
954 Continuing. 959 Continuing.
955 </screen> 960 </screen>
956 At this point, suspend the GDB session (use Ctrl-Z) and start a 961 At this point, set JP1 to <literal>USER</literal> instead of
962 <literal>STD</literal>
963 <warning><title>Warning!</title><para>Failure to set JP1 to
964 <literal>USER</literal> will cause the installation of RedBoot
965 to overwrite Angel, thus making the board <emphasis>unbootable</emphasis>.
966 Only hardware JTAG can restore the board once in this state.
967 </para></warning>
968 Now suspend the GDB session (use Ctrl-Z) and start a
957 terminal emulator: 969 terminal emulator:
958 <screen> 970 <screen>
959 RedBoot> <userinput>version</userinput> 971 RedBoot> <userinput>version</userinput>
960 972
961 RedBoot(tm) bootstrap and debug environment [ROM] 973 RedBoot(tm) bootstrap and debug environment [ROM]