November 2013 - openfirmware - mail.coreboot.org

On Raspberry Pi
by Mark Morgan Lloyd Jan. 5, 2015

Jan. 5, 2015

Is it possible to put OpenFirmware on an SD card and use it to boot off e.g. a USB-attached mass storage device or using TFTP over a LAN? -- Mark Morgan Lloyd markMLl .AT. telemetry.co .DOT. uk [Opinions above are the author's, not those of his employers or colleagues]

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[commit] r3706 - cpu/x86/pc/olpc
by repository service Nov. 11, 2013

Nov. 11, 2013

Author: quozl Date: Mon Nov 11 04:07:41 2013 New Revision: 3706 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3706 Log: OLPC XO-1.75 - keyjector, also handle keys that are corrupt, or wrong length, rather than stopping if all key names are present Modified: cpu/x86/pc/olpc/keyject.fth Modified: cpu/x86/pc/olpc/keyject.fth ============================================================================== --- cpu/x86/pc/olpc/keyject.fth Mon Nov 11 03:59:30 2013 (r3705) +++ cpu/x86/pc/olpc/keyject.fth Mon Nov 11 04:07:41 2013 (r3706) @@ -22,49 +22,86 @@ ; \ !!! Change the date for each different deployment -: keyject-expired? ( -- flag ) " 20090401T000000Z" expired? ; +: keyject-expired? ( -- flag ) " 20131108T000000Z" expired? ; \ !!! Change the key list for each different deployment : new-key-list$ ( -- ) " o1 s1 d1 w1 a1" ; -\ True if the all the requested tags are already present. +\ True if the requested tags are all present and all correct. \ This prevents endless looping. +0 value already-injected + +: key-differs ( name$ -- ) + ." Key " type ." did differ." cr + false to already-injected +; + +: key-missing ( name$ -- ) + ." Key " type ." was missing." cr + false to already-injected +; + +: key-unknown ( name$ -- ) + ." Key " type ." is unknown, no dropin." cr + \ no action possible, needs keyjector to be recreated. +; + +: key-ok ( name$ -- ) + ." Key " type ." is okay." cr + \ no action desired. +; + +: test-key ( name$ -- ) + 2dup find-tag if ( name$ value$ ) + 2over find-drop-in if ( name$ value$ existing$ ) + $= 0= if ( name$ ) + 2dup key-differs ( name$ ) + else + 2dup key-ok + then ( name$ ) + else ( name$ value$ ) + 2drop 2dup key-unknown ( name$ ) + then ( name$ ) + 2drop ( ) + else ( name$ ) + key-missing ( ) + then ( ) +; + : already-injected? ( -- flag ) - new-key-list$ begin dup while ( $ ) - bl left-parse-string ( $' name$ ) - find-tag if ( $ value$ ) - 2drop ( $ ) - else ( $ ) - 2drop false exit - then ( $ ) - repeat ( $ ) - 2drop true + true to already-injected ( ) + new-key-list$ begin dup while ( $ ) + bl left-parse-string ( $' name$ ) + test-key ( $ ) + repeat ( $ ) + 2drop ( ) + already-injected ( flag ) ; -: inject-key ( keyname$ -- ) - 2dup find-drop-in if ( keyname$ value$ ) - 2over ram-find-tag if ( keyname$ value$ oldvalue$ ) - 2 pick <> if ( keyname$ value$ oldvalue$ ) - 3drop ( keyname$ ) - ." Warning: inconsistent old tag length for " type cr ( ) - exit - then ( keyname$ value$ oldvalue-adr ) - >r 2tuck r> swap move ( valu$ keyname$ ) - green-letters - ." Replaced " type cr ( value$ ) - cancel - else ( keyname$ value$ ) - 2swap ( value$ keyname$ ) - 2over 2over ( value$ keyname$ value$ keyname$ ) - ($add-tag) ( value$ keyname$ ) - green-letters - ." Added " type cr ( value$ ) - cancel - then ( value$ ) - free-mem ( ) - else ( keyname$ ) - ." Warning: Can't find a dropin module for " type cr ( ) - then ( ) +: inject-key ( name$ -- ) + 2dup find-drop-in if ( name$ value$ ) + green-letters ( name$ value$ ) + 2over ram-find-tag if ( name$ value$ oldvalue$ ) + 2 pick <> if ( name$ value$ oldvalue-adr ) + drop ( name$ value$ ) + 2over ($delete-tag) ( name$ value$ ) + 2over ." Deleted " type cr ( name$ value$ ) + 2over 2over 2swap ($add-tag) ( name$ value$ ) + 2swap ." Added " type cr ( value$ ) + else ( name$ value$ oldvalue-adr ) + >r 2tuck r> swap move ( value$ name$ ) + ." Replaced " type cr ( value$ ) + then ( value$ ) + else ( name$ value$ ) + 2swap ( value$ name$ ) + 2over 2over ($add-tag) ( value$ name$ ) + ." Added " type cr ( value$ ) + then ( value$ ) + cancel ( value$ ) + free-mem ( ) + else ( name$ ) + ." Warning: key " type ." is not in firmware image dropins" cr ( ) + then ( ) ; : inject-keys ( -- ) @@ -82,7 +119,7 @@ red-letters ." Not injecting because: " type cr cancel cr ." Will update firmware in 20 seconds" cr - d# 20,000 ms + d# 21 1 do i .d (cr d# 1,000 ms loop ; : do-keyject? ( -- flag )

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[commit] r3705 - in cpu/arm: mmp2 olpc/1.75/sdkit
by repository service Nov. 11, 2013

Nov. 11, 2013

Author: quozl Date: Mon Nov 11 03:59:30 2013 New Revision: 3705 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3705 Log: OLPC XO-1.75 - build of sdkit, fix twsi, remove accelerometer, remove camera Modified: cpu/arm/mmp2/twsi.fth cpu/arm/olpc/1.75/sdkit/Makefile cpu/arm/olpc/1.75/sdkit/sdkit.fth Modified: cpu/arm/mmp2/twsi.fth ============================================================================== --- cpu/arm/mmp2/twsi.fth Thu Nov 7 21:17:02 2013 (r3704) +++ cpu/arm/mmp2/twsi.fth Mon Nov 11 03:59:30 2013 (r3705) @@ -28,7 +28,7 @@ [ifdef] unaligned-mmap 6 0 do - channel-bases i la+ io@ unaligned-mmap channel-bases i la+ io! + channel-bases i la+ l@ unaligned-mmap channel-bases i la+ l! loop [then] Modified: cpu/arm/olpc/1.75/sdkit/Makefile ============================================================================== --- cpu/arm/olpc/1.75/sdkit/Makefile Thu Nov 7 21:17:02 2013 (r3704) +++ cpu/arm/olpc/1.75/sdkit/Makefile Mon Nov 11 03:59:30 2013 (r3705) @@ -1,9 +1,9 @@ FTHFILES= \ - ../../accelerometer.fth \ ../../../mmp2/gpio.fth \ ../../../mmp2/mfpr.fth \ ../../../mmap.fth \ ../../smbus.fth \ + ../../twsi-i2c.fth \ ../../../mmp2/twsi.fth \ ./sdkit.fth Modified: cpu/arm/olpc/1.75/sdkit/sdkit.fth ============================================================================== --- cpu/arm/olpc/1.75/sdkit/sdkit.fth Thu Nov 7 21:17:02 2013 (r3704) +++ cpu/arm/olpc/1.75/sdkit/sdkit.fth Mon Nov 11 03:59:30 2013 (r3705) @@ -6,8 +6,7 @@ : us ( n -- ) d# 40 * 0 do loop ; : ms ( n -- ) 0 ?do d# 1000 us loop ; fload smbus.fth -fload camera-test.fth fload twsi.fth -fload accelerometer.fth +fload twsi-i2c.fth .( See http://wiki.laptop.org/go/Forth_Lesson_22) cr hex

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[commit] r3704 - cpu/arm/olpc/1.75/sdkit
by repository service Nov. 7, 2013

Nov. 7, 2013

Author: quozl Date: Thu Nov 7 21:17:02 2013 New Revision: 3704 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3704 Log: OLPC XO-1.75 - build of sdkit, fix path to moved source files Modified: cpu/arm/olpc/1.75/sdkit/Makefile Modified: cpu/arm/olpc/1.75/sdkit/Makefile ============================================================================== --- cpu/arm/olpc/1.75/sdkit/Makefile Thu Sep 12 02:31:58 2013 (r3703) +++ cpu/arm/olpc/1.75/sdkit/Makefile Thu Nov 7 21:17:02 2013 (r3704) @@ -1,9 +1,9 @@ FTHFILES= \ - ../accelerometer.fth \ + ../../accelerometer.fth \ ../../../mmp2/gpio.fth \ ../../../mmp2/mfpr.fth \ ../../../mmap.fth \ - ../smbus.fth \ + ../../smbus.fth \ ../../../mmp2/twsi.fth \ ./sdkit.fth

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