openfirmware December 2012

openfirmware@openfirmware.info

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39 discussions

by Mark Morgan Lloyd

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]

5 years, 6 months

[commit] r3504 - in cpu/arm/olpc: . 4.0

by repository service

Author: quozl Date: Mon Dec 31 11:43:11 2012 New Revision: 3504 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3504 Log: OLPC XO-4 - touchscreen, change to version 0.0.0.9, which caused a few more timing changes, requiring some fixes to the driver. Modified: cpu/arm/olpc/4.0/nn-version.fth cpu/arm/olpc/nn-touchscreen.fth Modified: cpu/arm/olpc/4.0/nn-version.fth ============================================================================== --- cpu/arm/olpc/4.0/nn-version.fth Mon Dec 31 07:36:36 2012 (r3503) +++ cpu/arm/olpc/4.0/nn-version.fth Mon Dec 31 11:43:11 2012 (r3504) @@ -1,2 +1,2 @@ \ The Neonode touchscreen firmware -macro: NN_VERSION 0_0_0_8 +macro: NN_VERSION 0_0_0_9 Modified: cpu/arm/olpc/nn-touchscreen.fth ============================================================================== --- cpu/arm/olpc/nn-touchscreen.fth Mon Dec 31 07:36:36 2012 (r3503) +++ cpu/arm/olpc/nn-touchscreen.fth Mon Dec 31 11:43:11 2012 (r3504) @@ -111,7 +111,21 @@ then ( id limit ) dup get-msecs - 0< ( id limit timeout? ) until ( id limit ) - 2drop ( ) + drop ( id ) + ." timeout waiting for " 2u.x cr ( ) + r> rstrace >r + pbuf /pbuf erase +; + +: ?id-abort ( id $message -- ) + rot pbuf 2+ c@ <> if + pbuf plen cdump + r> rstrace >r + cr + $abort + else + 2drop + then ; : ?missing @@ -120,22 +134,24 @@ : flush-input ( -- ) begin - 0 0 anticipate - pbuf 2+ c@ h# 07 = if ?missing then + in? if + pbuf 2+ c@ h# 07 = if ?missing then + then no-data? until ; : read-boot-complete ( -- ) - 0 pbuf 2+ c! - h# 07 d# 0 anticipate - pbuf 2+ c@ h# 07 <> abort" response other than boot complete" - ?missing + in? if + h# 07 " response other than boot complete" ?id-abort + ?missing + then ; + : read-version h# 1e h# 01 h# ee 3 bytes-out h# 1e d# 100 anticipate - pbuf 2+ c@ h# 1e <> abort" response other than status" + h# 1e " response other than status" ?id-abort pbuf 9 + le-w@ pbuf 7 + le-w@ wljoin pbuf 5 + le-w@ pbuf 3 + le-w@ wljoin to version# ; @@ -151,12 +167,14 @@ : start ( -- ) h# 04 h# 01 h# ee 3 bytes-out ; : deactivate ( -- ) - h# 00 h# 01 h# ee 3 bytes-out h# 00 d# 60 anticipate + h# 00 h# 01 h# ee 3 bytes-out h# 00 d# 100 anticipate ; : deconfigure ( -- ) - deactivate - true to configure? + configure? 0= if + deactivate + true to configure? + then ; : configure ( -- ) @@ -216,7 +234,6 @@ ; : stream-poll? ( -- false | x y buttons true ) - 0 pbuf 2+ c! in? if \ FIXME: only handles one subpacket pbuf 2+ c@ h# 04 = if @@ -245,7 +262,6 @@ : test-response ( -- ) 6 0 do h# 40 h# 0 h# 0f 3 h# ee 5 bytes-out \ fss full level - 0 pbuf 2+ c! h# 0f d# 130 anticipate pbuf 2+ c@ dup 0= abort" missing response after fixed signal strength" h# 0f <> abort" response other than fixed signal strength" @@ -405,8 +421,8 @@ : test-os-axis ( axis -- ) h# 21 h# 02 h# ee 4 bytes-out - h# 21 d# 60 anticipate - pbuf 2+ c@ h# 21 <> abort" response other than open short" + h# 21 d# 100 anticipate + h# 21 " response other than open short" ?id-abort pbuf d# 5 + ( addr ) @@ -466,7 +482,7 @@ : test-fss-axis ( axis -- ) d# 64 swap h# 0f h# 03 h# ee 5 bytes-out h# 0f d# 60 anticipate - pbuf 2+ c@ h# 0f <> abort" response other than fixed signal strength" + h# 0f " response other than fixed signal strength" ?id-abort 8sp push-decimal pbuf 4 + c@ 0 do ( ) @@ -601,7 +617,7 @@ : test-ls-axis ( axis -- ) h# 0d h# 02 h# ee 4 bytes-out h# 0d d# 200 anticipate - pbuf 2+ c@ h# 0d <> abort" response other than low signals" + h# 0d " response other than low signals" ?id-abort 8sp pbuf 5 + ( addr ) @@ -1010,15 +1026,25 @@ ; +: (lg-tooling) test-os test-fll ; + : lg-tooling ( -- error? ) - open if test-os test-fll else fault then + open if + ['] (lg-tooling) catch ?dup if .error fault then + else + fault + then faults close ; : ir-pcb-smt ( -- error? ) hold-reset connect - open if test-os else fault then + open if + ['] test-os catch ?dup if .error fault then + else + fault + then close hold-reset disconnect faults @@ -1027,8 +1053,10 @@ : ir-pcb-assy ( -- error? ) hold-reset connect open if - test-fll - faults 0= if test-adjacent-axes then + ['] test-fll catch ?dup if .error fault then + faults 0= if + ['] test-adjacent-axes catch ?dup if .error fault then + then else fault then @@ -1039,14 +1067,14 @@ : mb-smt ( -- error? ) open 0= if true exit then - show-version + ['] show-version catch ?dup if .error fault then close - false + faults ; : mb-assy ( -- error? ) open 0= if true exit then - test-adjacent-axes + ['] test-adjacent-axes catch ?dup if .error fault then close faults ;

7 years, 7 months

[commit] r3503 - forth/lib

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Author: quozl Date: Mon Dec 31 07:36:36 2012 New Revision: 3503 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3503 Log: .caller - minor stack comment fix, no execution effect Modified: forth/lib/caller.fth Modified: forth/lib/caller.fth ============================================================================== --- forth/lib/caller.fth Fri Dec 28 09:14:36 2012 (r3502) +++ forth/lib/caller.fth Mon Dec 31 07:36:36 2012 (r3503) @@ -5,7 +5,7 @@ \ .current-word displays the name of that \ definition. -\ .caller ( -- ) Displays the colon definition name as in +\ .caller ( ip -- ) Displays the colon definition name as in \ .current-word, and also the address "ip" decimal

7 years, 7 months

[commit] r3502 - cpu/arm/olpc

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Author: quozl Date: Fri Dec 28 09:14:36 2012 New Revision: 3502 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3502 Log: OLPC XO-4 - fix support for non-touchscreen SKUs, compatible with touchscreen SKUs, treats TOUCH_HD# signal as active high, since the touchscreen controller is pulling the signal low in normal operation, momentarily enables a pull-down in conflict against the permanent pull-up, in order to sample the signal properly. Requires a BOM change. #12391 Modified: cpu/arm/olpc/nn-touchscreen.fth Modified: cpu/arm/olpc/nn-touchscreen.fth ============================================================================== --- cpu/arm/olpc/nn-touchscreen.fth Tue Dec 18 06:58:54 2012 (r3501) +++ cpu/arm/olpc/nn-touchscreen.fth Fri Dec 28 09:14:36 2012 (r3502) @@ -70,7 +70,12 @@ : reset ( -- ) touch-rst-gpio# dup gpio-clr gpio-set d# 250 ms ; : hold-reset ( -- ) touch-rst-gpio# gpio-clr ; : no-data? ( -- no-data? ) touch-int-gpio# gpio-pin@ ; -: absent? ( -- flag ) touch-hd-gpio# gpio-pin@ 0= ; +: absent? ( -- flag ) + touch-hd-gpio# af@ +pull-dn touch-hd-gpio# af! + 1 ms + touch-hd-gpio# gpio-pin@ + touch-hd-gpio# af@ 0 +pull-dn invert and touch-hd-gpio# af! +; d# 250 constant /pbuf 0 value pbuf

7 years, 7 months

[commit] r3501 - cpu/arm/olpc/4.0

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Author: rsmith Date: Tue Dec 18 06:58:54 2012 New Revision: 3501 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3501 Log: OLPC XO-4 - EC Code 0.3.06 Modified: cpu/arm/olpc/4.0/ec-version.fth Modified: cpu/arm/olpc/4.0/ec-version.fth ============================================================================== --- cpu/arm/olpc/4.0/ec-version.fth Sat Dec 15 06:14:47 2012 (r3500) +++ cpu/arm/olpc/4.0/ec-version.fth Tue Dec 18 06:58:54 2012 (r3501) @@ -1,6 +1,6 @@ \ The EC microcode macro: EC_PLATFORM cl4 -macro: EC_VERSION 7_0_3_05 +macro: EC_VERSION 7_0_3_06 \ Alternate command for getting EC microcode, for testing new versions. \ Temporarily uncomment the line and modify the path as necessary

7 years, 7 months

[commit] r3500 - cpu/x86/pc/olpc/via

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Author: quozl Date: Sat Dec 15 06:14:47 2012 New Revision: 3500 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3500 Log: OLPC - allow a touchscreen, if present, to prevent automatic test execution after left rocker key, #11817 Modified: cpu/x86/pc/olpc/via/mfgtest.fth Modified: cpu/x86/pc/olpc/via/mfgtest.fth ============================================================================== --- cpu/x86/pc/olpc/via/mfgtest.fth Fri Dec 14 19:27:33 2012 (r3499) +++ cpu/x86/pc/olpc/via/mfgtest.fth Sat Dec 15 06:14:47 2012 (r3500) @@ -202,7 +202,8 @@ (cr kill-line 0 d# 30 do i d# 10 mod 0= if (cr i d# 10 / .d then - mouse-event? dup if nip nip nip then ( moused? ) + touchscreen-event? dup if nip nip nip then ( touched? ) + mouse-event? dup if nip nip nip then or ( touched-or-moused? ) key? or if ( ) drop ( ) menu-interact ( )

7 years, 7 months

[commit] r3499 - cpu/arm/olpc/4.0

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Author: wmb Date: Fri Dec 14 19:27:33 2012 New Revision: 3499 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3499 Log: Q7B09 Modified: cpu/arm/olpc/4.0/fw-version.fth Modified: cpu/arm/olpc/4.0/fw-version.fth ============================================================================== --- cpu/arm/olpc/4.0/fw-version.fth Fri Dec 14 19:23:22 2012 (r3498) +++ cpu/arm/olpc/4.0/fw-version.fth Fri Dec 14 19:27:33 2012 (r3499) @@ -1,7 +1,7 @@ \ The overall firmware revision macro: FW_PREFIX Q7 macro: FW_MAJOR B -macro: FW_MINOR 08 +macro: FW_MINOR 09 \ Create a 2-character build/fw-suffix file to personalize your test builds " fw-suffix" $file-exists? [if]

7 years, 7 months

[commit] r3498 - dev

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Author: wmb Date: Fri Dec 14 19:23:22 2012 New Revision: 3498 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3498 Log: EDID parser - fixed a bug in the parsing of audio information - it got the format wrong and ignored the number of channels. Modified: dev/edid.fth Modified: dev/edid.fth ============================================================================== --- dev/edid.fth Fri Dec 14 15:35:10 2012 (r3497) +++ dev/edid.fth Fri Dec 14 19:23:22 2012 (r3498) @@ -159,7 +159,7 @@ ; string-array format-names -( 0 ) ," " +( 0 ) ," Reserved0" ( 1 ) ," LPCM" ( 2 ) ," AC-3" ( 3 ) ," MPEG1" @@ -174,12 +174,14 @@ ( 12 ) ," TrueHD" ( 13 ) ," DST" ( 14 ) ," WMA" +( 15 ) ," Format15" end-string-array : .cea-audio ( offset size -- ) ." Audio: " bounds ?do - i cea@ format-names count type ." ," + i cea@ dup 3 rshift h# f and format-names count type ." ," ( byte ) + 7 and 1+ .d ." channels," i 1+ cea@ .cea-freqs ." @" i 2+ cea@ .cea-bits space 3 +loop

7 years, 7 months

[commit] r3497 - cpu/arm/olpc

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Author: wmb Date: Fri Dec 14 15:35:10 2012 New Revision: 3497 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3497 Log: OLPC ARM - The SP command protocol had redundant "unlock"s that may have caused conflicts between foreground and interrupt queue polling. Modified: cpu/arm/olpc/spcmd.fth Modified: cpu/arm/olpc/spcmd.fth ============================================================================== --- cpu/arm/olpc/spcmd.fth Fri Dec 14 08:32:27 2012 (r3496) +++ cpu/arm/olpc/spcmd.fth Fri Dec 14 15:35:10 2012 (r3497) @@ -80,14 +80,12 @@ ; : deque? ( channel# -- false | entry true ) - lock - select-queue if unlock false exit then + select-queue if false exit then head @ tail @ <> if q head @ ca+ c@ head inc-q-ptr true else false then - unlock ; 0 value reg-base

7 years, 7 months

[commit] r3496 - dev/olpc/dcon

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Author: quozl Date: Fri Dec 14 08:32:27 2012 New Revision: 3496 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3496 Log: OLPC XO-1.75 XO-4 - fix DCON unfreeze glitch in "test /display", #12394, but needs review; calling screen wake and sleep from /dcon seems ugly. Modified: dev/olpc/dcon/mmp2dcon.fth Modified: dev/olpc/dcon/mmp2dcon.fth ============================================================================== --- dev/olpc/dcon/mmp2dcon.fth Fri Dec 14 08:25:26 2012 (r3495) +++ dev/olpc/dcon/mmp2dcon.fth Fri Dec 14 08:32:27 2012 (r3496) @@ -59,6 +59,20 @@ : dcon@ ( reg# -- word ) " reg-w@" $call-parent ; : dcon! ( word reg# -- ) " reg-w!" $call-parent ; +: mode@ ( -- mode ) 1 dcon@ ; +: mode! ( mode -- ) 1 dcon! ; +: hres! ( hres -- ) 2 dcon! ; \ def: h# 458 d# 1200 +: htotal! ( htotal -- ) 3 dcon! ; \ def: h# 4e8 d# 1256 +: hsync! ( sync -- ) 4 dcon! ; \ def: h# 1808 d# 24,8 +: vres! ( vres -- ) 5 dcon! ; \ def: h# 340 d# 900 +: vtotal! ( htotal -- ) 6 dcon! ; \ def: h# 390 d# 912 +: vsync! ( sync -- ) 7 dcon! ; \ def: h# 403 d# 4,3 +: timeout! ( to -- ) 8 dcon! ; \ def: h# ffff +: scanint! ( si -- ) 9 dcon! ; \ def: h# 0000 + +: scanint-on ( -- ) mode@ h# 100 or mode! ; +: scanint-off ( -- ) mode@ h# 100 invert and mode! ; + : dcon-load ( -- ) dcon-load-gpio# gpio-set ; : dcon-unload ( -- ) dcon-load-gpio# gpio-clr ; @@ -72,12 +86,30 @@ 1 value vga? \ VGA 0 value color? \ COLOUR -d# 905 value resumeline \ Configurable; should be set from args - -: wait-output ( -- ) d# 40 ms ; - +d# 850 value resumeline : mark-time ( -- start-time ) get-msecs ; : delta-ms ( start-time -- elapsed-ms ) mark-time swap - ; + +: wait-output ( -- ) + mark-time ( start-time ) + resumeline scanint! setup-dcon-irq scanint-on ( ) + begin ( start-time ) + dcon-irq? if ( start-time ) + setup-dcon-irq ( start-time ) + begin ( start-time ) + dcon-irq? if ( start-time ) + drop scanint-off exit ( ) + then ( start-time ) + dup delta-ms d# 100 > ( start-time ) + until ( start-time ) + then ( start-time ) + dup delta-ms d# 100 > ( start-time reached? ) + until ( start-time ) + drop ( ) + ." Timeout leaving DCON mode" cr ( ) + scanint-off ( ) +; + : wait-dcon-mode ( -- retry? ) mark-time ( start-time ) begin ( start-time ) @@ -103,23 +135,22 @@ dup vga? = if drop exit then ( source ) dup to vga? ( source ) if -\ unblank-display - d# 50 ms - wait-output - dcon-load \ Put the DCON in VGA-refreshed mode - d# 25 ms \ Ensure that that DCON sees the DCONLOAD high -\ display-on + wait-output \ Wait for the DCON to reach the scan line + " wake" $call-screen \ Enable video signal from SoC + d# 5 ms + dcon-load \ Put the DCON in VGA-refreshed mode + d# 25 ms \ Ensure that that DCON sees the DCONLOAD high else has-dcon-ram? if begin ( ) setup-dcon-irq dcon-unload \ Put the DCON in self-refresh mode wait-dcon-mode ( retry? ) - \ display-off ( retry? ) while ( ) \ We got a false ack from the DCON so start over from LOAD state dcon-load d# 25 ms ( ) repeat ( ) + " sleep" $call-screen then then ; @@ -132,16 +163,6 @@ ['] dcon! catch if 2drop bus-reset then ; -: mode@ ( -- mode ) 1 dcon@ ; -: mode! ( mode -- ) 1 dcon! ; -: hres! ( hres -- ) 2 dcon! ; \ def: h# 458 d# 1200 -: htotal! ( htotal -- ) 3 dcon! ; \ def: h# 4e8 d# 1256 -: hsync! ( sync -- ) 4 dcon! ; \ def: h# 1808 d# 24,8 -: vres! ( vres -- ) 5 dcon! ; \ def: h# 340 d# 900 -: vtotal! ( htotal -- ) 6 dcon! ; \ def: h# 390 d# 912 -: vsync! ( sync -- ) 7 dcon! ; \ def: h# 403 d# 4,3 -: timeout! ( to -- ) 8 dcon! ; \ def: h# ffff -: scanint! ( si -- ) 9 dcon! ; \ def: h# 0000 [ifdef] old-way : dcon-bright! ( level -- ) d# 10 dcon! ; \ def: h# xxxF ' dcon-bright! to bright! @@ -261,6 +282,16 @@ then ; +[ifdef] notdef +: test-dcon-freeze-glitch + screen-ih remove-output + " gvsr" $call-screen + begin dcon-freeze dcon-unfreeze key? until key drop + screen-ih add-output + page +; +[then] + \ LICENSE_BEGIN \ Copyright (c) 2010 FirmWorks \

7 years, 7 months

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openfirmware December 2012