openfirmware September 2011

openfirmware@openfirmware.info

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[commit] r2535 - cpu/arm/mmp2
by repository service 24 Sep '11

24 Sep '11

Author: wmb Date: Sat Sep 24 02:38:55 2011 New Revision: 2535 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2535 Log: OLPC XO-1.75 - Suspend/resume code - delay before unblocking RAM accesses, and record resume progress in a breadcrumb register you can view from CForth. Modified: cpu/arm/mmp2/dramrecal.fth Modified: cpu/arm/mmp2/dramrecal.fth ============================================================================== --- cpu/arm/mmp2/dramrecal.fth Sat Sep 24 02:36:27 2011 (r2534) +++ cpu/arm/mmp2/dramrecal.fth Sat Sep 24 02:38:55 2011 (r2535) @@ -46,7 +46,7 @@ \ ZQ calibration long takes 512 memory clock cycles after a reset \ At 400 MHz, that's a little more than 2 us. We spin here to \ ensure that the recal is complete before we touch the DRAM again. - mov r1, #0x100000 \ 512K spins, takes about 2.6 us + mov r1, #0x20 \ 32 spins, takes about 4 uS (from SRAM) begin decs r1, #1 0= until @@ -61,7 +61,7 @@ label ddr-self-refresh ( r0:memctrl-va -- ) dsb mcr p15,0,r0,cr8,cr5,0 \ Invalidate TLB - mcr p15,0,r0,cr7,cr10,4 \ Write data synchronization barrier +\ mcr p15,0,r0,cr7,cr10,4 \ Write data synchronization barrier mov r1, #0x1 \ Block all data requests str r1, [r0, #0x7e0] \ SDRAM_CTRL14 @@ -85,8 +85,7 @@ bic r1,r1,#0x07700000 \ PHY_ADCM_ZPDRV: 0 PHY_ADCM_ZNDRV: 0 (Disable drivers 6:0) str r1, [r0, #0x1e0] \ PHY_CTRL8 -\ mov r1, #0x00070000 \ PHY_SYNC_EN -\ str r1, [r0, #0x110] \ MMAP_CS1 + mov r1, #0x80000 str r1, [r0, #0x110] \ MMAP1 - breadcrumb dsb \ Data Synchronization Barrier wfi \ Wait for interrupt @@ -130,9 +129,19 @@ \ orr r1, r1, #0x80 \ Exit Self Refresh value \ str r1, [r0, #0x120] \ USER_INITIATED_COMMAND0 + mov r1, #0x100 \ 256 spins, takes about 32 uS (from SRAM) + begin + decs r1,#1 + 0= until + mov r1, #0x0 \ Unblock data requests str r1, [r0, #0x7e0] \ SDRAM_CTRL14 + dsb + mcr p15,0,r0,cr8,cr5,0 \ Invalidate TLB + + mov r1, #0x80000 str r1, [r0, #0x110] \ MMAP1 - breadcrumb + mov pc, lr end-code here ddr-self-refresh - constant /ddr-self-refresh @@ -167,11 +176,14 @@ \ Call this from OFW to enter self-refresh code do-self-refresh ( -- ) set r0,`memctrl-va #` \ Memory controller virtual address + set r1,`'ddr-self-refresh #` \ Address of ddr-self-refresh routine in SRAM mov r7,sp set sp,`'ddr-self-refresh-sp #` mov lr,pc mov pc,r1 + + mov r1,#0x90000 str r1,[r0,#0x110] \ MMAP1 - breadcrumb mov sp,r7 c; @@ -446,7 +458,7 @@ : .fiq ( -- ) h# 304 icu@ if ." FIQ is masked off" cr then - h# 300 icu@ dup h# 40 and if ." FIQ selected INT" h# 3f and .d cr else drop then + h# 300 icu@ dup h# 40 and if ." FIQ selected INT: " h# 3f and .d cr else drop then h# 310 icu@ h# 314 icu@ 2dup d0= if ( d ) 2drop ( ) else ( d ) @@ -601,6 +613,8 @@ h# 2900cc io@ 1 invert and h# 2900cc io! \ Unmask the communications interrupt ; +: breadcrumb ( n -- ) h# d000.0110 l! ; + 0 value save-apcr 0 value save-idlecfg @@ -773,25 +787,40 @@ disable-clks + hdd-led-off + \ begin mmp2_cpu_do_idle() block-irqs ( ) \ Block IRQs - will be cleared by PMU do-self-refresh ( ) + hdd-led-on + h# a0000 breadcrumb + restore-run-state \ end mmp2_cpu_do_idle() + h# b0000 breadcrumb + enable-clks + h# c0000 breadcrumb + power-islands-on \ mmp2_cpu_enable_l2(0); \ idle_cfg &= (~PMUA_MOH_SRAM_PWRDWN); stdin-idle-on + + h# d0000 breadcrumb screen-on timers-on + h# e0000 breadcrumb enable-interrupts + h# f0000 breadcrumb + hdd-led-off ; +: strp ( -- ) ec-rst-pwr str ec-max-pwr .d ." mW " ; \ LICENSE_BEGIN \ Copyright (c) 2011 FirmWorks

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[commit] r2534 - cpu/arm dev/olpc/kb3700
by repository service 24 Sep '11

24 Sep '11

Author: wmb Date: Sat Sep 24 02:36:27 2011 New Revision: 2534 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2534 Log: OLPC XO-1.75 - Added EC commands ec-rst-pwr, ec-min-pwr, ec-max-pwr , used for power measurement during suspend. Modified: cpu/arm/extra.fth dev/olpc/kb3700/eccmds.fth Modified: cpu/arm/extra.fth ============================================================================== --- cpu/arm/extra.fth Fri Sep 23 23:53:29 2011 (r2533) +++ cpu/arm/extra.fth Sat Sep 24 02:36:27 2011 (r2534) @@ -91,6 +91,7 @@ code n->a ( n -- a ) c; code l->w ( l -- w ) mov tos,tos,lsl #16 mov tos,tos,lsr #16 c; code n->w ( n -- w ) mov tos,tos,lsl #16 mov tos,tos,lsr #16 c; +code w->n ( n -- w ) mov tos,tos,lsl #16 mov tos,tos,asr #16 c; \ Sign extend code l>r ( l -- ) psh tos,rp pop tos,sp c; code lr> ( -- l ) psh tos,sp pop tos,rp c; Modified: dev/olpc/kb3700/eccmds.fth ============================================================================== --- dev/olpc/kb3700/eccmds.fth Fri Sep 23 23:53:29 2011 (r2533) +++ dev/olpc/kb3700/eccmds.fth Sat Sep 24 02:36:27 2011 (r2534) @@ -84,6 +84,11 @@ : als@ ( -- w ) h# 56 ec-cmd-w@ ; +: ec-min-pwr ( -- ) h# 5d ec-cmd-w@ w->n ; +: ec-max-pwr ( -- ) h# 5e ec-cmd-w@ w->n ; +: ec-rst-pwr ( -- ) h# 5f ec-cmd ; + + [ifdef] notdef \ These commands are awaiting documentation on their interfaces #define CMD_READ_EXT_SCI_MASK 0x37 #define CMD_WRITE_EXT_SCI_MASK 0x38

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[commit] r2533 - ofw/wifi
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 23:53:29 2011 New Revision: 2533 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2533 Log: Wifi - fixed silly bug in $wep - now 13-byte keys work. Modified: ofw/wifi/wifi-cfg.fth Modified: ofw/wifi/wifi-cfg.fth ============================================================================== --- ofw/wifi/wifi-cfg.fth Fri Sep 23 07:16:50 2011 (r2532) +++ ofw/wifi/wifi-cfg.fth Fri Sep 23 23:53:29 2011 (r2533) @@ -81,7 +81,7 @@ \ expressed either in straight ASCII or in hexadecimal. In hex, the \ length is either 10 or 26 bytes, which converts to 5 or 13 ASCII bytes. : $wep ( wep$ -- ) - dup d# 10 = over d# 26 = if ( wep$ ) + dup d# 10 = over d# 26 = or if ( wep$ ) decode-hex ( wep$' ) else ( wep$ ) dup 5 <> over d# 13 <> and abort" WEP key must be 5 or 13 ASCII characters or 10 or 26 hex digits"

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[commit] r2532 - cpu/arm/olpc/1.75
by repository service 23 Sep '11

23 Sep '11

Author: quozl Date: Fri Sep 23 07:16:50 2011 New Revision: 2532 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2532 Log: Q4B10 Modified: cpu/arm/olpc/1.75/fw-version.fth Modified: cpu/arm/olpc/1.75/fw-version.fth ============================================================================== --- cpu/arm/olpc/1.75/fw-version.fth Fri Sep 23 07:03:22 2011 (r2531) +++ cpu/arm/olpc/1.75/fw-version.fth Fri Sep 23 07:16:50 2011 (r2532) @@ -1,3 +1,3 @@ \ The overall firmware revision macro: FW_MAJOR B -macro: FW_MINOR 09jg +macro: FW_MINOR 10

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[commit] r2531 - cpu/arm/olpc/1.75
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 07:03:22 2011 New Revision: 2531 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2531 Log: OLPC XO-1.75 - EC version 4.2.04 Modified: cpu/arm/olpc/1.75/ec-version.fth Modified: cpu/arm/olpc/1.75/ec-version.fth ============================================================================== --- cpu/arm/olpc/1.75/ec-version.fth Fri Sep 23 07:02:24 2011 (r2530) +++ cpu/arm/olpc/1.75/ec-version.fth Fri Sep 23 07:03:22 2011 (r2531) @@ -1,7 +1,8 @@ \ The EC microcode -macro: EC_VERSION 4_0_2_03 +macro: EC_VERSION 4_0_2_04 \ Alternate command for getting EC microcode, for testing new versions. \ Temporarily uncomment the line and modify the path as necessary \ macro: GET_EC cp ~rsmith/olpc/ec/ec-code15/image/ecimage.bin ec.img \ macro: GET_EC wget -q http://dev.laptop.org/pub/ec/ec_test.img -O ec.img +\ macro: GET_EC cp no_event.bin ec.img

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[commit] r2530 - cpu/arm/olpc/1.75
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 07:02:24 2011 New Revision: 2530 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2530 Log: OLPC XO-1.75 - different IP address for convenience function "newrom". Modified: cpu/arm/olpc/1.75/fw.bth Modified: cpu/arm/olpc/1.75/fw.bth ============================================================================== --- cpu/arm/olpc/1.75/fw.bth Fri Sep 23 07:01:37 2011 (r2529) +++ cpu/arm/olpc/1.75/fw.bth Fri Sep 23 07:02:24 2011 (r2530) @@ -529,10 +529,10 @@ ; : newrom - " flash! http:\\10.20.0.14\new.rom" eval + " flash! http:\\192.168.200.200\new.rom" eval ; : newec - " flash-ec http:\\10.20.0.14\ecimage.bin" eval + " flash-ec http:\\192.168.200.200\ecimage.bin" eval ; : qz " qz" $essid " http:\\qz\" included \ qa test bed scripting, james cameron

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[commit] r2529 - cpu/x86/pc/olpc
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 07:01:37 2011 New Revision: 2529 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2529 Log: OLPC security - added require-signatures? value for unsigned booting. Modified: cpu/x86/pc/olpc/security.fth Modified: cpu/x86/pc/olpc/security.fth ============================================================================== --- cpu/x86/pc/olpc/security.fth Fri Sep 23 07:00:36 2011 (r2528) +++ cpu/x86/pc/olpc/security.fth Fri Sep 23 07:01:37 2011 (r2529) @@ -603,8 +603,11 @@ 2drop false ( good? ) ; +true value require-signatures? + \ Find a sig0N: line and check its sha256/rsa signature : sha-valid? ( data$ sig$ -- okay? ) + require-signatures? 0= if 4drop true exit then ( data$ sig$ ) next-sig-in-list$ if 2drop false exit then ( data$ rem$ sig$ ) 2nip " sha256" signature-good? ; @@ -612,6 +615,7 @@ \ Find two sig0N: lines, the first with sha256 and the second with rmd160, \ and check their signatures : fw-valid? ( data$ sig$ -- okay? ) + require-signatures? 0= if 4drop true exit then ( data$ sig$ ) 2swap 2>r ( sig$ r: data$ ) next-sig-in-list$ if 2r> 2drop false exit then ( rem$ sig$ ) 2r@ 2swap sha-valid? 0= if ( rem$ r: data$ ) @@ -737,17 +741,22 @@ \ like "runos.zip" (the normal OS, used when an valid lease is \ present) or "actos.zip" (the activation version of the OS). +: use-run ( -- ) " run" cn-buf place ; +: use-act ( -- ) " act" cn-buf place ; : ?leased ( -- ) - " ak" find-tag if - 2drop " run" - else - rtc-rollback? if - " act" + require-signatures? if + " ak" find-tag if + 2drop use-run else - lease-valid? if " run" else " act" then + rtc-rollback? if + use-act + else + lease-valid? if use-run else use-act then + then then + else + use-run then - cn-buf place ; : set-alternate ( -- ) @@ -1208,11 +1217,13 @@ filesystem-present? if ( list$ ) show-dot ( list$ ) - has-developer-key? if ( list$ ) - 2drop ( ) - true to security-off? - show-unlock - true exit + require-signatures? if ( list$ ) + has-developer-key? if ( list$ ) + 2drop ( ) + true to security-off? + show-unlock + true exit + then ( list$ ) then ( list$ ) load-from-device if ( list$ )

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[commit] r2528 - ofw/wifi
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 07:00:36 2011 New Revision: 2528 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2528 Log: Wifi - improved user interface for WPA authentication. Modified: ofw/wifi/eapol.fth ofw/wifi/wifi-cfg.fth Modified: ofw/wifi/eapol.fth ============================================================================== --- ofw/wifi/eapol.fth Fri Sep 23 06:59:53 2011 (r2527) +++ ofw/wifi/eapol.fth Fri Sep 23 07:00:36 2011 (r2528) @@ -699,8 +699,24 @@ ; : pmk-ok? ( -- flag ) - wifi-pmk$ nip d# 32 = - atype at-preshared = and + atype at-preshared <> if false exit then + + \ If necessary, compute the PMK (pairwise master key) from the PSK (pre-shared key) + \ The PSK is the user-visible password, whereas the PMK is a hash of the PSK and + \ the SSID which is used in the key exchange. + wifi-pmk$ nip case ( length ) + 0 of ( ) + wifi-psk$ wifi-ssid$ pad d# 32 pbkdf2-sha1 ( ) + pad d# 32 $pmk ( ) + true ( okay? ) + endof + + d# 32 of + true ( okay? ) + endof + + ( default ) false swap + endcase ( okay? ) ; : key-ok? ( -- ok? ) Modified: ofw/wifi/wifi-cfg.fth ============================================================================== --- ofw/wifi/wifi-cfg.fth Fri Sep 23 06:59:53 2011 (r2527) +++ ofw/wifi/wifi-cfg.fth Fri Sep 23 07:00:36 2011 (r2528) @@ -12,6 +12,7 @@ /n field >wc-wep3 \ pstr (binary, len=5 or 13) /n field >wc-wep4 \ pstr (binary, len=5 or 13) /n field >wc-pmk \ pstr (binary, len=32) + /n field >wc-psk \ pstr (ASCII, arbitrary length) constant /wifi-cfg /wifi-cfg buffer: ram-wifi-cfg @@ -35,12 +36,22 @@ : pstr@ ( src -- adr len ) @ ?dup if count else " " then ; : wifi-ssid$ ( -- $ ) wifi-cfg >wc-ssid pstr@ ; : wifi-pmk$ ( -- $ ) wifi-cfg >wc-pmk pstr@ ; +: wifi-psk$ ( -- $ ) wifi-cfg >wc-psk pstr@ ; : wifi-wep1$ ( -- $ ) wifi-cfg >wc-wep1 pstr@ ; : wifi-wep2$ ( -- $ ) wifi-cfg >wc-wep2 pstr@ ; : wifi-wep3$ ( -- $ ) wifi-cfg >wc-wep3 pstr@ ; : wifi-wep4$ ( -- $ ) wifi-cfg >wc-wep4 pstr@ ; : wifi-wep-idx ( -- n ) wifi-cfg >wc-wep-idx @ 1- 0 max 4 min ; +\ The PMK is used internally, rarely entered directly +\ Computing it from the user-visible PSK is relatively expensive, so +\ we store the value for later reuse. The supplicant package calls $pmk +\ to store the computed value in the wifi-cfg data structure. +: $pmk ( pmk$ -- ) + dup d# 32 <> abort" PMK must be 32 bytes" + wifi-cfg >wc-pmk pstr! ( ) +; + defer default-ssids ( -- $ ) ' null$ to default-ssids 0 value ssid-reset? @@ -53,19 +64,6 @@ ['] null$ to default-ssids ; -: $wep ( wep$ -- ) - dup 5 <> over d# 13 <> and abort" WEP key must be 5 or 13 bytes" - wifi-cfg >wc-wep-idx dup @ ( wep$ adr idx ) - dup 4 >= abort" Too many WEP keys" ( wep$ adr idx ) - 2dup 1+ swap ! ( wep$ adr idx ) - 2* na+ na1+ pstr! ( ) -; - -: $pmk ( pmk$ -- ) - dup d# 32 <> abort" PMK must be 32 bytes" - wifi-cfg >wc-pmk pstr! ( ) -; - \ Stores the result at here : decode-hex ( hex$ -- bin$ ) here >r @@ -79,12 +77,30 @@ r> here over - ( bin-adr bin-len ) ; +\ WEP keys are fundamentally either 5 or 13 bytes long, but they can be +\ expressed either in straight ASCII or in hexadecimal. In hex, the +\ length is either 10 or 26 bytes, which converts to 5 or 13 ASCII bytes. +: $wep ( wep$ -- ) + dup d# 10 = over d# 26 = if ( wep$ ) + decode-hex ( wep$' ) + else ( wep$ ) + dup 5 <> over d# 13 <> and abort" WEP key must be 5 or 13 ASCII characters or 10 or 26 hex digits" + then ( wep$ ) + + wifi-cfg >wc-wep-idx dup @ ( wep$ adr idx ) + dup 4 >= abort" Too many WEP keys" ( wep$ adr idx ) + 2dup 1+ swap ! ( wep$ adr idx ) + 2* na+ na1+ pstr! ( ) +; + +: $wpa ( psk$ -- ) wifi-cfg >wc-psk pstr! ; + : essid ( "ssid" -- ) 0 parse $essid ; alias wifi essid alias ssid essid -: wep ( "wep" -- ) parse-word decode-hex $wep ; -: pmk ( "pmk" -- ) parse-word decode-hex $pmk ; +: wep ( "wep" -- ) parse-word $wep ; +: wpa ( "psk" -- ) parse-word $wpa ; \ ===================================================================== \ Scan wireless networks

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[commit] r2527 - cpu/arm/mmp2 dev/olpc/dcon
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 06:59:53 2011 New Revision: 2527 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2527 Log: OLPC XO-1.75 - Stabilizing suspend/resume. Modified: cpu/arm/mmp2/dramrecal.fth cpu/arm/mmp2/rtc.fth dev/olpc/dcon/mmp2dcon.fth Modified: cpu/arm/mmp2/dramrecal.fth ============================================================================== --- cpu/arm/mmp2/dramrecal.fth Fri Sep 23 00:42:26 2011 (r2526) +++ cpu/arm/mmp2/dramrecal.fth Fri Sep 23 06:59:53 2011 (r2527) @@ -59,6 +59,10 @@ here ddr-recal - constant /ddr-recal label ddr-self-refresh ( r0:memctrl-va -- ) + dsb + mcr p15,0,r0,cr8,cr5,0 \ Invalidate TLB + mcr p15,0,r0,cr7,cr10,4 \ Write data synchronization barrier + mov r1, #0x1 \ Block all data requests str r1, [r0, #0x7e0] \ SDRAM_CTRL14 @@ -73,14 +77,17 @@ \ str r1, [r0, #0x770] \ SDRAM_CTRL7_SDRAM_ODT_CTRL2 \ Store registers in SRAM so CForth can see them, for debugging -\ set r2, #0xd102.0400 -\ stmia r2, {r0-r15} + set r2, #0xd102.0400 + stmia r2, {r0-r15} \ Linux sets the register to 0x860 ldr r1, [r0, #0x1e0] \ PHY_CTRL8 bic r1,r1,#0x07700000 \ PHY_ADCM_ZPDRV: 0 PHY_ADCM_ZNDRV: 0 (Disable drivers 6:0) str r1, [r0, #0x1e0] \ PHY_CTRL8 +\ mov r1, #0x00070000 \ PHY_SYNC_EN +\ str r1, [r0, #0x110] \ MMAP_CS1 + dsb \ Data Synchronization Barrier wfi \ Wait for interrupt @@ -295,13 +302,305 @@ \ WAKEUP6: SDH1_CD, SDH3_CD, MSP_INS \ WAKEUP7: PMIC INT 5 value sleep-depth -: setup-wakeup-sources ( -- mask ) - h# 0002.0094 h# 4c mpmu! \ RTC_ALARM, WAKEUP7, WAKEUP4, WAKEUP2 -\ h# 0002.0094 h# 104c mpmu! \ RTC_ALARM, WAKEUP7, WAKEUP4, WAKEUP2 ??? +: setup-wakeup-sources ( -- mask ) +\ h# 0002.0094 h# 4c mpmu! \ RTC_ALARM, WAKEUP7, WAKEUP4, WAKEUP2 +\ h# 0002.0094 h# 104c mpmu! \ RTC_ALARM, WAKEUP7, WAKEUP4, WAKEUP2 h# ff08.7fff ( mask ) \ Enable all wakeup ports ; : block-irqs ( -- ) 1 h# 110 +icu io! ; +\ XXX we might need to set GPIOs 71 and 160 (ps2 clocks), and perhaps the dat lines too, +\ for non-sleep-mode control - or maybe for sleep mode control as inputs. +\ We also may need to enable falling edge detects. +: disable-int40 ( -- ) d# 40 disable-interrupt ; + +: gpio-wakeup? ( gpio# -- flag ) + h# 019800 over 5 rshift la+ l@ ( gpio# mask ) + swap h# 1f and ( mask bit# ) + 1 swap lshift and 0<> ( flag ) +; + +: icu@ ( offset -- value ) h# 28.2000 + io@ ; +: .masked ( irq# -- ) + dup /l* h# 10c + icu@ ( irq# masked ) + 1 and if ( irq# ) + ." IRQ" .d ." is masked off" cr + else ( irq# ) + drop ( ) + then ( ) +; +: .selected ( irq# -- ) + dup /l* h# 100 + icu@ ( irq# n ) + dup h# 40 and if ( irq# n ) + ." IRQ" swap .d ( n ) + ." selected INT" h# 3f and .d cr ( ) + else ( irq# n ) + 2drop ( ) + then ( ) +; +: (.pending) ( d -- ) + ." pending INTs: " ( d ) + d# 64 0 do ( d ) + over 1 and if i .d then ( d ) + d2/ ( d' ) + loop ( d ) + 2drop ( ) +; +: .pending ( irq# -- ) + dup 2* /l* h# 130 + dup icu@ swap la1+ icu@ ( irq# d ) + 2dup d0= if ( irq# d ) + 3drop ( ) + else ( irq# d ) + ." IRQ " rot .d (.pending) cr ( ) + then ( ) +; + +: bit? ( n bit# -- n flag ) 1 swap lshift over and 0<> ; +: .ifbit ( n bit# msg$ -- n ) + 2>r bit? if ( n r: msg$ ) + 2r> type space ( n ) + else ( n r: msg$ ) + 2r> 2drop ( n ) + then ( n ) +; +: .enabled-ints ( -- ) + d# 64 0 do ( ) + i /l* icu@ dup h# 70 and if ( n ) + ." INT" i .d ." -> IRQ" ( n ) + 4 " 0" .ifbit ( n ) + 5 " 1" .ifbit ( n ) + 6 " 2" .ifbit ( n ) + ." Pri " h# f and .d cr ( ) + else ( n ) + drop ( ) + then ( ) + loop ( ) +; +: .int4 ( -- ) + ." INT4 - mask " h# 168 icu@ .x + ." status " h# 150 icu@ dup .x + 0 " USB " .ifbit + 1 " PMIC" .ifbit + drop cr +; +: .int5 ( -- ) + ." INT5 - mask " h# 16c icu@ .x + ." status " h# 154 icu@ dup .x + 0 " RTC " .ifbit + 1 " RTC_Alarm" .ifbit + drop cr +; +: .int9 ( -- ) + ." INT9 - mask " h# 17c icu@ .x + ." status " h# 180 icu@ dup .x + 0 " Keypad " .ifbit + 1 " Rotary " .ifbit + 2 " Trackball" .ifbit + drop cr +; +: .int17 ( -- ) + ." INT17 - mask " h# 170 icu@ .x + ." status " h# 158 icu@ dup .x ( n ) + 7 2 do ( n ) + dup 1 and if ( n ) + ." TWSI" i .d ( n ) + then ( n ) + u2/ ( n' ) + loop ( n ) + drop cr ( ) +; +: .int35 ( -- ) + ." INT5 - mask " h# 174 icu@ .x + ." status " h# 15c icu@ dup .x + d# 0 " PJ_PerfMon" .ifbit + d# 1 " L2_PA_ECC" .ifbit + d# 2 " L2_ECC" .ifbit + d# 3 " L2_UECC" .ifbit + d# 4 " DDR" .ifbit + d# 5 " Fabric0" .ifbit + d# 6 " Fabric1" .ifbit + d# 7 " Fabric2" .ifbit + d# 9 " Thermal" .ifbit + d# 10 " MainPMU" .ifbit + d# 11 " WDT2" .ifbit + d# 12 " CoreSight" .ifbit + d# 13 " PJ_Commtx" .ifbit + d# 14 " PJ_Commrx" .ifbit + drop + cr +; +: .int51 ( -- ) + ." INT51 - mask " h# 178 icu@ .x + ." status " h# 160 icu@ dup .x + 0 " HSI_CAWAKE1 " .ifbit + 1 " MIPI_HSI1" .ifbit + drop cr +; +: .int55 ( -- ) + ." INT55 - mask " h# 184 icu@ .x + ." status " h# 188 icu@ dup .x + 0 " HSI_CAWAKE0 " .ifbit + 1 " MIPI_HSI0" .ifbit + drop cr +; + +: .fiq ( -- ) + h# 304 icu@ if ." FIQ is masked off" cr then + h# 300 icu@ dup h# 40 and if ." FIQ selected INT" h# 3f and .d cr else drop then + h# 310 icu@ h# 314 icu@ 2dup d0= if ( d ) + 2drop ( ) + else ( d ) + ." FIQ " (.pending) cr ( ) + then ( ) +; + +: .icu ( -- ) + .enabled-ints + 3 0 do i .masked i .selected i .pending loop + \ XXX should handle DMA interrupts too + .fiq + .int4 .int5 .int9 .int17 .int35 .int51 .int55 +; +string-array wakeup-bit-names + ," WU0 " + ," WU1 " + ," WU2 " + ," WU3 " + ," WU4 " + ," WU5 " + ," WU6 " + ," WU7 " + ," TIMER_1_1 " + ," TIMER_1_2 " + ," TIMER_1_3 " + ," MSP_INS " + ," AUDIO " + ," WDT1 " + ," TIMER_2_1 " + ," TIMER_2_2 " + ," TIMER_2_3 " + ," RTC_ALARM " + ," WDT2 " + ," ROTARY " + ," TRACKBALL " + ," KEYPRESS " + ," SDH3_CARD " + ," SDH1_CARD " + ," FULL_IDLE " + ," ASYNC_INT " + ," SSP1_SRDY " + ," CAWAKE " + ," resv28 " + ," SSP3_SRDY " + ," ALL_WU " + ," resv31 " +end-string-array + +string-array wakeup-mask-names + ," WU0 " + ," WU1 " + ," WU2 " + ," WU3 " + ," WU4 " + ," WU5 " + ," WU6 " + ," WU7 " + ," TIMER_1_1 " + ," TIMER_1_2 " + ," TIMER_1_3 " + ," " + ," " + ," " + ," TIMER_2_1 " + ," TIMER_2_2 " + ," TIMER_2_3 " + ," RTC_ALARM " + ," WDT2 " + ," ROTARY " + ," TRACKBALL " + ," KEYPRESS " + ," SDH3_CARD " + ," SDH1_CARD " + ," FULL_IDLE " + ," ASYNC_INT " + ," WDT1 " + ," SSP3_SRDY " + ," SSP1_SRDY " + ," CAWAKE " + ," MSP_INS " + ," resv31 " +end-string-array + +: .active-wakeups ( -- ) + ." Wakeups: " + h# 1048 mpmu@ ( n ) + d# 31 0 do ( n ) + dup 1 and if i wakeup-bit-names count type then ( n ) + u2/ ( n' ) + loop ( n ) + drop cr ( ) +; +: .wakeup-mask ( -- ) + ." Enabled wakeups: " + h# 4c mpmu@ h# 104c or ( n ) + d# 31 0 do ( n ) + dup 1 and if i wakeup-mask-names count type then ( n ) + u2/ ( n' ) + loop ( n ) + drop cr ( ) +; +: .edges ( -- ) + ." Wakeup edges: " ( ) + d# 6 0 do ( ) + h# 19800 i la+ io@ ( n ) + d# 32 0 do ( n ) + dup 1 and if ( n ) + j d# 32 * i + .d ( n ) + then ( n ) + u2/ ( n' ) + loop ( n ) + drop ( ) + loop ( ) + cr ( ) +; +: .edge-enables ( -- ) + ." Enabled edges: " + d# 160 0 do + i af@ dup h# 70 and h# 40 <> if ( n ) + dup h# 10 and if ." R" then ( n ) + dup h# 20 and if ." F" then ( n ) + dup h# 40 and if ." C" then ( n ) + i .d ( n ) + then ( n ) + drop ( ) + loop +; +: .wakeup ( -- ) .active-wakeups .wakeup-mask .edges .edge-enables ; + +: .irqstat ( -- ) h# 148 h# 130 do i icu@ . 4 +loop ; +\ !!! The problem right now is that I have woken from keyboard, but the interrupt is still asserted +\ So perhaps the interrupt handler didn't fire +: rotate-wakeup? ( -- flag ) d# 15 gpio-wakeup? ; +: kbd-wakeup? ( -- flag ) d# 71 gpio-wakeup? ; +: tpd-wakeup? ( -- flag ) d# 160 gpio-wakeup? ; +\ We need to do this in the SP interrupt handler +: clear-wakeup ( gpio# -- ) + dup af@ ( gpio# value ) + 2dup h# 40 or swap af! ( gpio# value ) + swap af! +; +\ How to wakeup from SP: +: setup-key-wakeup ( -- ) + d# 24 d# 16 do h# b1 i af! loop \ Wake SP on game keys + h# b0 d# 15 af! \ Wake SP on rotate key + h# 220 d# 71 af! \ Wake SP on KBD CLK falling edge + h# 221 d# 160 af! \ Wake SP on TPD CLK falling edge + h# 4c mpmu@ h# 20.0000 or h# 4c mpmu! \ Keypress wakes SP + ['] disable-int40 d# 40 interrupt-handler! + d# 40 enable-interrupt \ SP to PJ4 communications interrupt + h# 2900cc io@ 1 invert and h# 2900cc io! \ Unmask the communications interrupt +; + 0 value save-apcr 0 value save-idlecfg @@ -404,6 +703,8 @@ " dcon-suspend" $call-screen then " suspend" $call-screen + " set-ack" $call-ec + \ 0 h# 54 pmua! \ Kill the SDIO 0 clocks - insignificant savings \ 0 h# 58 pmua! \ Kill the SDIO 1 clocks - insignificant savings sleep-mask 2 and 0= if keyboard-power-off then \ Should save about 17 mW @@ -412,6 +713,7 @@ : screen-on ( -- ) sleep-mask 4 and 0= if wlan-power-on then sleep-mask 2 and 0= if keyboard-power-on then + " clr-ack" $call-ec " resume" $call-screen sleep-mask 1 and if \ DCON power up dcon-unfreeze Modified: cpu/arm/mmp2/rtc.fth ============================================================================== --- cpu/arm/mmp2/rtc.fth Fri Sep 23 00:42:26 2011 (r2526) +++ cpu/arm/mmp2/rtc.fth Fri Sep 23 06:59:53 2011 (r2527) @@ -15,10 +15,13 @@ ; : soc-rtc@ ( offset -- value ) h# 01.0000 + io@ ; : soc-rtc! ( value offset -- value ) h# 01.0000 + io! ; +: cancel-alarm ( -- ) + 0 8 soc-rtc! + int5-mask@ 1 or int5-mask! \ Mask alarm +; : take-alarm ( -- ) ." Alarm fired" cr - 0 8 soc-rtc! - int5-mask@ 1 or int5-mask! \ Mask alarm + cancel-alarm ; : alarm-in-3 ( -- ) enable-rtc \ Turn on clocks @@ -30,3 +33,79 @@ ['] take-alarm 5 interrupt-handler! 5 enable-interrupt ; +: alarm-in-1 ( -- ) + enable-rtc \ Turn on clocks + + int5-mask@ 1 invert and int5-mask! \ Unmask alarm + enable-rtc-wakeup + 0 soc-rtc@ d# 1 + 4 soc-rtc! \ Set alarm for 3 seconds from now + 7 8 soc-rtc! \ Ack old interrupts and enable new ones + ['] cancel-alarm 5 interrupt-handler! + 5 enable-interrupt +; +: wake1 ( -- ) + enable-rtc \ Turn on clocks + + int5-mask@ 1 invert and int5-mask! \ Unmask alarm + enable-rtc-wakeup + 0 soc-rtc@ d# 1 + 4 soc-rtc! \ Set alarm for 3 seconds from now + 7 8 soc-rtc! \ Ack old interrupts and enable new ones + ['] cancel-alarm 5 interrupt-handler! + 5 enable-interrupt +; +: alarm1 ( -- ) + enable-rtc \ Turn on clocks + + int5-mask@ 1 invert and int5-mask! \ Unmask alarm + enable-rtc-wakeup + 0 soc-rtc@ d# 1 + 4 soc-rtc! \ Set alarm for 3 seconds from now + 7 8 soc-rtc! \ Ack old interrupts and enable new ones + ['] take-alarm 5 interrupt-handler! + 5 enable-interrupt +; +: test1 + 0 + begin + alarm1 + str + (cr dup . 1+ + d# 500 ms + key? until +; +: test2 + 0 + begin + wake1 + str + (cr dup . 1+ + d# 500 ms + key? until +; +: test3 + 0 + begin + wake1 + str + cr dup . 1+ + d# 500 ms + key? until +; +: test4 + begin + 0 d# 13 at-xy + 5 0 do + wake1 str + cr i . + d# 500 ms + key? if unloop exit then + loop + again +; + +\ test3 +\ wake1 str cr + +\ patch noop cr take-alarm test1 +\ patch (cr cr take-alarm test1 + +\ : cx cr d# 400 ms ; patch cx cr take-alarm test1 Modified: dev/olpc/dcon/mmp2dcon.fth ============================================================================== --- dev/olpc/dcon/mmp2dcon.fth Fri Sep 23 00:42:26 2011 (r2526) +++ dev/olpc/dcon/mmp2dcon.fth Fri Sep 23 06:59:53 2011 (r2527) @@ -176,8 +176,8 @@ h# dc02 = ; -: dcon-setup ( -- ) - 0 dcon@ drop 0 dcon@ drop +: dcon-setup ( -- error? ) + dcon2? 0= if ." Can't init DCON" true exit then [ifdef] notdef d# 1200 2 dcon! \ HResolution @@ -196,9 +196,10 @@ h# 0101 h# 42 dcon! h# 12 mode! + false ; : dcon-enable ( -- ) - dcon-setup + dcon-setup if exit then true set-color h# f bright! ; @@ -234,8 +235,12 @@ dcon-power-off ; : dcon-resume ( -- ) - dcon-power-on d# 50 ms - dcon-setup + ['] dcon-power-on catch if + ." dcon-power-on failed" cr + exit + then + d# 80 ms + dcon-setup if exit then saved-dcon-mode mode! saved-brightness bright! ;

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[commit] r2526 - ofw/inet
by repository service 23 Sep '11

23 Sep '11

Author: wmb Date: Fri Sep 23 00:42:26 2011 New Revision: 2526 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2526 Log: pingd no longer needs an argument; it implicitly uses "net//obp-tftp:last". If you need to change the target device, change the "net" devalias. Modified: ofw/inet/ping.fth Modified: ofw/inet/ping.fth ============================================================================== --- ofw/inet/ping.fth Fri Sep 23 00:38:28 2011 (r2525) +++ ofw/inet/ping.fth Fri Sep 23 00:42:26 2011 (r2526) @@ -17,14 +17,12 @@ 0 value ping-ih : open-net ( pathname$ -- ) - dup 0= if 2drop " net" then ( pathname$' ) - open-dev to ping-ih + " net//obp-tftp:last" open-dev to ping-ih ping-ih 0= abort" Can't open network device" ; : close-net ( -- ) ping-ih close-dev ; : $call-net ( ? name$ -- ? ) ping-ih $call-method ; -true value first? 0 value /packet d# 1600 constant /packet-max /packet-max buffer: packet @@ -169,13 +167,10 @@ key drop ; -: $pingd ( pathname$ -- ) - true to first? +: pingd ( -- ) open-net handle-requests close-net ; -: pingd ( "device" -- ) parse-word $pingd ; - d# 64 value ping-size d# 512 value /ping-max d# 10 value ping-seconds @@ -251,7 +246,7 @@ ; : $ping ( ip$ -- ) - " net//obp-tftp:last" open-net " $set-host" $call-net + open-net " $set-host" $call-net /ping-max " allocate-ip" $call-net to ping-packet try-pings ping-packet /ping-max " free-ip" $call-net

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openfirmware September 2011