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\ *****************************************************************************
\ * Copyright (c) 2004, 2008 IBM Corporation
\ * All rights reserved.
\ * This program and the accompanying materials
\ * are made available under the terms of the BSD License
\ * which accompanies this distribution, and is available at
\ * http://www.opensource.org/licenses/bsd-license.php
\ *
\ * Contributors:
\ * IBM Corporation - initial implementation
\ ****************************************************************************/
51 CONSTANT nvram-partition-type-cpulog
\ types 53-55 are omitted because they have been used for
\ storing binary tables in the past
60 CONSTANT nvram-partition-type-sas
61 CONSTANT nvram-partition-type-sms
6e CONSTANT nvram-partition-type-debug
6f CONSTANT nvram-partition-type-history
70 CONSTANT nvram-partition-type-common
7f CONSTANT nvram-partition-type-freespace
a0 CONSTANT nvram-partition-type-linux
: rztype ( str len -- ) \ stop at zero byte, read with nvram-c@
0 DO
dup i + nvram-c@ ?dup IF ( str char )
emit
ELSE ( str )
drop UNLOOP EXIT
THEN
LOOP
;
create tmpStr 500 allot
: rzcount ( zstr -- str len )
dup tmpStr >r BEGIN
dup nvram-c@ dup r> dup 1+ >r c!
WHILE
char+
REPEAT
r> drop over - swap drop tmpStr swap
;
: calc-header-cksum ( offset -- cksum )
dup nvram-c@
10 2 DO
over I + nvram-c@ +
LOOP
wbsplit + nip
;
: bad-header? ( offset -- flag )
dup 2+ nvram-w@ ( offset length )
0= IF ( offset )
drop true EXIT ( )
THEN
dup calc-header-cksum ( offset checksum' )
swap 1+ nvram-c@ ( checksum ' checksum )
<> ( flag )
;
: .header ( offset -- )
cr ( offset )
dup bad-header? IF ( offset )
." BAD HEADER -- trying to print it anyway" cr
THEN
space ( offset )
\ print type
dup nvram-c@ 2 0.r ( offset )
space space ( offset )
\ print length
dup 2+ nvram-w@ 10 * 5 .r ( offset )
space space ( offset )
\ print name
4 + 0c rztype ( )
;
: .headers ( -- )
cr cr ." Type Size Name"
cr ." ========================"
0 BEGIN ( offset )
dup nvram-c@ ( offset type )
WHILE
dup .header ( offset )
dup 2+ nvram-w@ 10 * + ( offset offset' )
dup nvram-size < IF ( offset )
ELSE
drop EXIT ( )
THEN
REPEAT
drop ( )
cr cr
;
: reset-nvram ( -- )
internal-reset-nvram
;
: dump-partition ['] nvram-c@ 1 (dump) ;
: type-no-zero ( addr len -- )
0 DO
dup I + dup nvram-c@ 0= IF drop ELSE nvram-c@ emit THEN
LOOP
drop
;
: type-no-zero-part ( from-str cnt-str addr len )
0 DO
dup i + dup nvram-c@ 0= IF
drop
ELSE
( from-str cnt-str addr addr+i )
( from-str==0 AND cnt-str > 0 )
3 pick 0= 3 pick 0 > AND IF
dup 1 type-no-zero
THEN
nvram-c@ a = IF
2 pick 0= IF
over 1- 0 max
rot drop swap
THEN
2 pick 1- 0 max
3 roll drop rot rot
( from-str-- cnt-str-- addr addr+i )
THEN
THEN
LOOP
drop
;
: (dmesg-prepare) ( base-addr -- base-addr' addr len act-off )
10 - \ go back to header
dup 14 + nvram-l@ dup >r
( base-addr act-off ) ( R: act-off )
over over over + swap 10 + nvram-w@ + >r
( base-addr act-off ) ( R: act-off nvram-act-addr )
over 2 + nvram-w@ 10 * swap - over swap
( base-addr base-addr start-size ) ( R: act-off nvram-act-addr )
r> swap rot 10 + nvram-w@ - r>
;
: .dmesg ( base-addr -- )
(dmesg-prepare) >r
( base-addr addr len )
cr type-no-zero
( base-addr ) ( R: act-off )
dup 10 + nvram-w@ + r> type-no-zero
;
: .dmesg-part ( from-str cnt-str base-addr -- )
(dmesg-prepare) >r
( from-str cnt-str base-addr addr len )
>r >r -rot r> r>
( base-addr from-str cnt-str addr len )
cr type-no-zero-part rot
( base-addr ) ( R: act-off )
dup 10 + nvram-w@ + r> type-no-zero-part
;
: dmesg-part ( from-str cnt-str -- left-from-str left-cnt-str )
2dup
s" ibm,BE0log" get-named-nvram-partition IF
s" ibm,CPU0log" get-named-nvram-partition IF
2drop EXIT
THEN
THEN
drop .dmesg-part nip nip
;
: dmesg2 ( -- )
s" ibm,BE1log" get-named-nvram-partition IF
s" ibm,CPU1log" get-named-nvram-partition IF
." No log partition." cr EXIT
THEN
THEN
drop .dmesg
;
: dmesg ( -- )
s" ibm,BE0log" get-named-nvram-partition IF
s" ibm,CPU0log" get-named-nvram-partition IF
." No log partition." cr EXIT
THEN
THEN
drop .dmesg
;
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