Author: wmb Date: 2009-04-23 10:20:15 +0200 (Thu, 23 Apr 2009) New Revision: 1157
Added: dev/via/ dev/via/unichrome/ dev/via/unichrome/build/ dev/via/unichrome/loadpkg.fth dev/via/unichrome/pci.fth dev/via/unichrome/unichrome.bth dev/via/unichrome/unichrome.fth Log: Added driver for Via Unichrome display adapter.
Added: dev/via/unichrome/loadpkg.fth =================================================================== --- dev/via/unichrome/loadpkg.fth (rev 0) +++ dev/via/unichrome/loadpkg.fth 2009-04-23 08:20:15 UTC (rev 1157) @@ -0,0 +1,35 @@ +\ See license at end of file +purpose: Main load file for Via Unichrome frame buffer driver + +" display" device-name + +fload ${BP}/dev/via/unichrome/pci.fth \ PCI interfaces +fload ${BP}/dev/via/unichrome/unichrome.fth \ Controller code +\ fload ${BP}/dev/via/unichrome/accel2d.fth \ Accelerator +\ fload ${BP}/dev/via/unichrome/gxvga.fth \ Text mode support +fload ${BP}/dev/video/common/rectangle16.fth \ Rectangular graphics +fload ${BP}/cpu/x86/pc/olpc/expand16.fth \ Expand image by 2x + +\ LICENSE_BEGIN +\ Copyright (c) 2006 FirmWorks +\ +\ Permission is hereby granted, free of charge, to any person obtaining +\ a copy of this software and associated documentation files (the +\ "Software"), to deal in the Software without restriction, including +\ without limitation the rights to use, copy, modify, merge, publish, +\ distribute, sublicense, and/or sell copies of the Software, and to +\ permit persons to whom the Software is furnished to do so, subject to +\ the following conditions: +\ +\ The above copyright notice and this permission notice shall be +\ included in all copies or substantial portions of the Software. +\ +\ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +\ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +\ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +\ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +\ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +\ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +\ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +\ +\ LICENSE_END
Added: dev/via/unichrome/pci.fth =================================================================== --- dev/via/unichrome/pci.fth (rev 0) +++ dev/via/unichrome/pci.fth 2009-04-23 08:20:15 UTC (rev 1157) @@ -0,0 +1,58 @@ +\ See license at end of file +purpose: PCI footprint for Via Unichrome graphics controller + +hex +headers + +: phys+ encode-phys encode+ ; +: i+ encode-int encode+ ; + +0 0 encode-bytes +0 0 h# 0000.0000 my-space + phys+ 0 i+ h# 0000.0100 i+ \ Config registers +0 0 h# 0200.0010 my-space + phys+ 0 i+ h# 0400.0000 i+ \ Frame buffer +0 0 h# 0200.0014 my-space + phys+ 0 i+ h# 0100.0000 i+ \ MMIO stuff +" reg" property + +: map-membar ( bar size -- adr ) + >r + my-space + h# 0200.0000 or 0 0 rot ( phys ) + r> " map-in" $call-parent +; +: unmap ( adr size -- ) " map-out" $call-parent ; +: (map-io-regs) ( -- mmio-base ) + h# 14 h# 0080.0000 map-membar ( mmio-base ) +; +: (map-frame-buffer) ( -- adr ) + \ Not the whole thing, but enough for our needs + h# 10 h# 0080.0000 map-membar +; + +\ This is called during probing by make-function-node +: init ( -- ) + " make-compatible-property" my-parent ihandle>phandle find-method if execute then + " make-power-property" my-parent ihandle>phandle find-method if execute then +; + +\ LICENSE_BEGIN +\ Copyright (c) 2009 FirmWorks +\ +\ Permission is hereby granted, free of charge, to any person obtaining +\ a copy of this software and associated documentation files (the +\ "Software"), to deal in the Software without restriction, including +\ without limitation the rights to use, copy, modify, merge, publish, +\ distribute, sublicense, and/or sell copies of the Software, and to +\ permit persons to whom the Software is furnished to do so, subject to +\ the following conditions: +\ +\ The above copyright notice and this permission notice shall be +\ included in all copies or substantial portions of the Software. +\ +\ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +\ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +\ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +\ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +\ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +\ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +\ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +\ +\ LICENSE_END
Added: dev/via/unichrome/unichrome.bth =================================================================== --- dev/via/unichrome/unichrome.bth (rev 0) +++ dev/via/unichrome/unichrome.bth 2009-04-23 08:20:15 UTC (rev 1157) @@ -0,0 +1,14 @@ +purpose: Load file for Via Unichrome Frame Buffer FCode driver + +command: &tokenize &this +build-now + +silent on + +begin-tokenizing unichrome.fc + +FCode-version2 +fload ${BP}/dev/via/unichrome/loadpkg.fth +end0 + +end-tokenizing
Added: dev/via/unichrome/unichrome.fth =================================================================== --- dev/via/unichrome/unichrome.fth (rev 0) +++ dev/via/unichrome/unichrome.fth 2009-04-23 08:20:15 UTC (rev 1157) @@ -0,0 +1,559 @@ +purpose: Driver for Via Unichrome Pro, model VX855 + + +hex +headers + + +\ width and height are global instead of instance values because +\ the seltest method needs to get their values in a fresh instance +\ with re-running the open method. +d# 1280 ( instance ) value width \ Frame buffer line width +d# 1024 ( instance ) value height \ Screen height +d# 16 instance value depth \ Bits per pixel +d# 1024 instance value /scanline \ Frame buffer line width + +: declare-props ( -- ) \ Instantiate screen properties + " width" get-my-property if + width encode-int " width" property + height encode-int " height" property + depth encode-int " depth" property + /scanline encode-int " linebytes" property + else + 2drop + then +; + +: /fb ( -- ) /scanline height * ; \ Size of framebuffer + +0 instance value mmio-base + +: map-io-regs ( -- ) + mmio-base if exit then + (map-io-regs) to mmio-base + h# 4 my-space + " config-w@" $call-parent 7 or + h# 4 my-space + " config-w!" $call-parent +; + +: map-frame-buffer ( -- ) + (map-frame-buffer) to frame-buffer-adr + frame-buffer-adr encode-int " address" property +; + + +\ VGA register access + +\ reset attribute address flip-flop +: reset-attr-addr ( -- ) h# 3da ( input-status1 ) pc@ drop ; + +: video-mode! ( b -- ) reset-attr-addr h# 03c0 pc! ; +: attr! ( b index -- ) reset-attr-addr h# 03c0 pc! h# 03c0 pc! ; +: attr@ ( index -- b ) + reset-attr-addr h# 03c0 pc! h# 03c1 pc@ reset-attr-addr +; +: grf! ( b index -- ) h# 03ce pc! h# 03cf pc! ; +: grf@ ( index -- b ) h# 03ce pc! h# 03cf pc@ ; + +: crt@ ( index -- byte ) h# 3d4 pc! h# 3d5 pc@ ; +: crt! ( byte index -- ) h# 3d4 pc! h# 3d5 pc! ; + +: seq@ ( index -- byte ) h# 3c4 pc! h# 3c5 pc@ ; +: seq! ( byte index -- ) h# 3c4 pc! h# 3c5 pc! ; + +: misc@ ( -- byte ) h# 3cc pc@ ; +: misc! ( byte -- ) h# 3c2 pc! ; + +: pll, ( v44 v45 v46 misc -- ) bljoin l, ; + +\ Timing table for various resolutions + +decimal +create res-table +\ width height htotal hsync hsyncend vtotal vsync vsyncend --pll-- misc + 640 w, 480 w, 800 w, 656 w, 752 w, 525 w, 489 w, 523 w, hex 8d 10 05 cf pll, decimal + 800 w, 600 w, 1056 w, 840 w, 968 w, 628 w, 600 w, 619 w, hex 70 0c 05 0f pll, decimal + 1024 w, 768 w, 1344 w, 1048 w, 1184 w, 806 w, 770 w, 776 w, hex b6 0c 05 cf pll, decimal + 1280 w, 768 w, 1664 w, 1344 w, 1472 w, 798 w, 770 w, 777 w, hex 6f 08 05 4f pll, decimal + 1280 w, 800 w, 1680 w, 1352 w, 1480 w, 831 w, 802 w, 808 w, hex 46 88 83 4f pll, decimal + 1280 w, 1024 w, 1688 w, 1328 w, 1440 w, 1066 w, 1024 w, 1027 w, hex 97 08 05 0f pll, decimal + 1368 w, 768 w, 1800 w, 1440 w, 1584 w, 795 w, 768 w, 771 w, hex 78 88 85 0f pll, decimal + 1440 w, 900 w, 1904 w, 1520 w, 1672 w, 934 w, 902 w, 908 w, hex 77 08 04 4f pll, decimal + 1600 w, 1200 w, 2160 w, 1664 w, 1856 w, 1250 w, 1200 w, 1219 w, hex 71 04 05 0f pll, decimal + 1680 w, 1050 w, 2240 w, 1784 w, 1960 w, 1089 w, 1052 w, 1058 w, hex ce 08 05 4f pll, decimal + 1920 w, 1080 w, 2576 w, 2048 w, 2248 w, 1120 w, 1082 w, 1103 w, hex 79 04 05 0f pll, decimal + 1920 w, 1200 w, 2592 w, 2056 w, 2256 w, 1245 w, 1202 w, 1224 w, hex 87 04 05 4f pll, decimal +here res-table - constant /res-table + +: /res-entry ( -- n ) 8 /w* la1+ ; + +\ width height htotal hsync hsyncend vtotal vsync vsyncend --pll-- misc +create mode3-table + 640 w, 400 w, 800 w, 680 w, 776 w, 449 w, 412 w, 430 w, hex 35 04 05 67 pll, decimal + +\ width height htotal hsync hsyncend vtotal vsync vsyncend --pll-- misc +create mode12-table + 640 w, 480 w, 800 w, 672 w, 768 w, 525 w, 490 w, 492 w, hex 35 04 05 e3 pll, decimal + +0 value res-entry + +: mode-3? ( -- flag ) res-entry mode3-table = ; +: mode-12? ( -- flag ) res-entry mode12-table = ; + +: find-timing-table ( width height -- error? ) + res-table /res-table bounds ?do ( width height ) + over i w@ = if ( width height ) + dup i wa1+ w@ = if ( width height ) + i to res-entry ( width height ) + 2drop false ( false ) + unloop exit + then ( width height ) + then ( width height ) + /res-entry +loop ( width height ) + 2drop true ( true) +; + +hex + +\ Stored values from table +: htotal ( -- n ) res-entry 2 wa+ w@ ; +: hsync ( -- n ) res-entry 3 wa+ w@ ; +: hsyncend ( -- n ) res-entry 4 wa+ w@ ; +: vtotal ( -- n ) res-entry 5 wa+ w@ ; +: vsync ( -- n ) res-entry 6 wa+ w@ ; +: vsyncend ( -- n ) res-entry 7 wa+ w@ ; +: pll ( -- l ) res-entry 8 wa+ l@ ; +: miscval ( -- b ) pll lbsplit nip nip nip ; + +\ Derived values +: hdisplay ( -- n ) width ; +: hblank ( -- n ) + width + mode-3? if 8 + then + mode-12? if 8 + then +; +: hblankend ( -- n ) + mode-3? mode-12? or if d# 792 else htotal then +; +: vdisplay ( -- n ) height ; +: vblank ( -- n ) + height + mode-3? if 7 + then + mode-12? if 8 + then +; +: vblankend ( -- n ) + mode-3? if d# 442 exit then + mode-12? if d# 517 exit then + vtotal +; +\ End of section that determines the mode-dependent basic timing parameters + +: use-ext-clock ( -- ) misc@ h# c or misc! ; +: set-primary-dotclock ( clock -- ) + lbsplit drop h# 46 seq! h# 45 seq! h# 44 seq! + + 40 seq@ dup 2 or 40 seq! 2 invert and 40 seq! \ Pulse VCK PLL reset high +; +: set/clr ( value mask on? -- ) if or else invert and then ; +: set-dvp-power ( on? -- ) + h# 1e seq@ h# 30 + rot set/clr + h# 1e seq! +; +: set-vcp-power ( on? -- ) + h# 1e seq@ h# c0 + rot set/clr + h# 1e seq! +; +: set-spread-spectrum ( on? -- ) + h# 1e seq@ 8 + rot set/clr + h# 1e seq! +; + +: set-gamma ( on? -- ) + >r + h# 33 crt@ h# 80 + r@ set/clr + h# 33 crt! + + \ DVP + h# 32 crt@ h# 2 + r@ set/clr + h# 32 crt! + + \ LCD + h# 6a crt@ h# 2 + r> set/clr + h# 6a crt! +; +\ Unichrome driver uses the wrong bit for enabling DVP "Grammar" correction + +: bitclr ( value mask -- ) invert and ; +: crt-mask ( value mask reg# -- ) + >r r@ crt@ ( value mask oldval ) + over bitclr ( value mask oldval' ) + -rot and or ( val' ) + r> crt! +; +: seq-mask ( value mask reg# -- ) + >r r@ seq@ ( value mask oldval ) + over bitclr ( value mask oldval' ) + -rot and or ( val' ) + r> seq! +; + +: seq-set ( mask reg# -- ) tuck seq@ or swap seq! ; +: seq-clr ( mask reg# -- ) tuck seq@ swap invert and swap seq! ; + +: crt-set ( mask reg# -- ) tuck crt@ or swap crt! ; +: crt-clr ( mask reg# -- ) tuck crt@ swap invert and swap crt! ; + +: pixels>bytes ( pixels -- bytes ) + depth d# 24 = if d# 32 else depth then * 3 >> ( bytes ) +; +: bytes>chunks ( bytes -- chunks ) 3 >> 4 round-up ; + +: lower-power ( -- ) + 7f 19 seq! \ clock gating + 30 1b seq! \ clock gating + f3 2d seq! \ Power control enables + ff 2e seq! \ clock gating + ff 3f seq! \ clock gating + 5f 4f seq! \ clock gating threshold + df 59 seq! \ clock gating + 01 36 crt! \ Enable PCI power management control + 34 37 crt! \ DAC power savings + + 00 a8 seq! \ leave on ROC ECK in C0 + 00 a9 seq! \ leave on ROC ECK in C1 + 80 aa seq! \ gate off ROC ECK in C4 + 80 ab seq! \ gate off ROC ECK in C3 + 00 ac seq! \ leave on ROC ECK in S3 + 00 ad seq! \ leave on ROC ECK in S1 Snapshot + 00 ae seq! \ leave on ROC ECK in C4P + 00 af seq! \ leave on ROC ECK in reserved state +; + +: legacy-settings ( -- ) + \ Some EGA legacy mode settings + 03 00 seq! \ Release reset bits + 01 01 seq! \ 8/9 timing (0 for mode 3) + 0f 02 seq! \ Enable map planes 0 and 1 (3 for mode 3) + 00 03 seq! \ Character map select + 0e 04 seq! \ Extended memory present (2 for mode 3) + 0d 0a crt! \ Cursor start (text mode) + 0e 0b crt! \ Cursor end (text mode) + 00 0e crt! \ Cursor loc (text mode) + 00 0f crt! \ Cursor loc (text mode) + 10 11 crt! \ Refreshes per line, disable vertical interrupt (60 in mode 3, 70 in mode 12) + 23 17 crt! \ address wrap, sequential access, not CGA compat mode (63 in mode 12) + + 04 0e crt! \ Make the register dump match the snapshots + 60 0f crt! + 01 49 crt! +; + +: general-init ( -- ) + 1e seq@ 1 or 1e seq! \ ROC ECK + 00 20 seq! \ max queuing number (but manual recommends 4) + 10 22 seq! \ (display queue request expire number) + 40 34 seq! \ not documented + 01 3b seq! \ not documented + 38 40 seq! \ ECK freq + 30 4d seq! \ preempt arbiter + 08 30 crt! \ DAC speed enhancement +\ 00 38 crt! \ Signature 0 - not writable, empirically +\ 21 39 crt! \ Signature 1 +\ 32 3a crt! \ Signature 2 + 01 3b crt! \ Scratch 2 + 08 3c crt! \ Scratch 3 + c0 f7 crt! \ Spread spectrum + 01 32 crt! \ real time flipping (I think we can ignore this) +; +\ SRs set in romreset: 35-38,39,4c,68,6d-6f,78,f3 + +: tune-fifos ( -- ) + 20 3f 16 seq-mask \ FIFO threshold (VX855 value) (value is c in modes 3 and 12) + 7f ff 17 seq-mask \ FIFO depth (VX855 value) (value is 1f in modes 3 and 12) + 60 ff 18 seq-mask \ Display Arbiter (VX855 value) + + 18 21 seq! \ (typical request track FIFO number channel 0 + 1f 50 seq! \ FIFO + 81 51 seq! \ FIFO + 00 57 seq! \ FIFO + 08 58 seq! \ FIFO + 20 66 seq! \ request kill + 20 67 seq! \ request kill + 20 69 seq! \ request kill + 20 70 seq! \ request kill + 0f 72 seq! \ FIFO + 08 79 seq! \ request kill + 10 7a seq! \ request kill + c8 7c seq! \ request kill +; +: mode-independent-init ( -- ) + general-init legacy-settings tune-fifos lower-power +; + +: set-primary-vga-mode ( -- ) + 80 11 crt-clr \ Enable writing to CRT0-7 + 80 03 crt-set \ Enable vertical retrace access + 01 10 seq! \ Unlock extended registers + + miscval misc! + +\ 0 0 seq! \ Sequence registers + +\ 01 df 01 seq-mask +\ 00 03 seq! + +\ a2 e2 15 seq-mask \ (22 for mode 3, for 6-bit LUT) + 22 e2 15 seq-mask \ (22 for mode 3, for 6-bit LUT) + depth case + 8 of 00 endof + d# 16 of 14 endof + d# 24 of 0c endof + d# 32 of 0c endof + endcase + 1c 15 seq-mask + + 28 fd 1a seq-mask \ Extended mode memory access (value is 20 in modes 3 and 12) + + " "(00 00 00 00 00 00 05 0f ff)" 0 do ( adr ) + dup c@ i grf! 1+ + loop drop + +\ For mode 13, add: 40 5 grf! +\ For mode 3, add: 10 5 grf! 0e 6 grf! 0 7 grf! + + 0 20 grf! 0 21 grf! 0 22 grf! + + \ AT6 is 6 not 14, AT8-f is 8-f, not 38-3f (different intensities) + 10 0 do i i attr! loop + 01 10 attr! \ mode control (0c for text mode 3) + 00 11 attr! \ overscan color + 0f 12 attr! \ color plane enable + 00 13 attr! \ horizontal pixel pan - (08 for text mode 3) + 00 14 attr! \ high bits of color palette index + + htotal 3 >> 5 - dup 00 crt! 5 >> 08 36 crt-mask + + hdisplay 3 >> 1- 01 crt! + hblank 3 >> 1- 02 crt! + + hblankend 3 >> 1- dup 1f 03 crt-mask dup 2 << 80 05 crt-mask 1 >> 20 33 crt-mask + + hsync 3 >> dup 04 crt! 4 >> 10 33 crt-mask + hsyncend 3 >> 1f 05 crt-mask + + vtotal 2- dup 06 crt! dup 8 >> 01 07 crt-mask dup 4 >> 20 07 crt-mask d# 10 >> 01 35 crt-mask + vdisplay 1- dup 12 crt! dup 7 >> 02 07 crt-mask dup 3 >> 40 07 crt-mask 8 >> 04 35 crt-mask + + \ Starting address + 0 0c crt! 0 0d crt! 0 34 crt! 0 3 48 crt-mask + + vsync dup 10 crt! dup 6 >> 04 07 crt-mask dup 2 >> 80 07 crt-mask 9 >> 02 35 crt-mask + vsyncend 0f 11 crt-mask + + \ Line compare value 3fff + ff 18 crt! 10 7 crt-set 40 9 crt-set 10 35 crt-set + + \ HSYNC adjust + 06 07 33 crt-mask \ 01 for text mode 3, 00 for mode 12 + + \ Max scan line value 0 + 1f 9 crt-clr 1f 14 crt! + + vblank 1- dup 15 crt! dup 5 >> 08 07 crt-mask dup 4 >> 20 09 crt-mask 7 >> 08 35 crt-mask + vblankend 1- 16 crt! + + 00 08 crt! \ Preset row scan +\ 00 32 crt! \ HSYNC delay, SYNC drive, gamma, end blanking, etc Already set + c8 33 crt-clr \ Gamma, interlace, prefetch, HSYNC shift + + \ Offset + width pixels>bytes to /scanline + /scanline bytes>chunks dup 13 crt! 3 >> e0 35 crt-mask + + \ fetch count + hdisplay pixels>bytes bytes>chunks 8 + dup 1 >> 1c seq! 9 >> 03 1d seq-mask +; + +\ XXX unichrome has duplicate setting of regs CR32 and CR33 near end of ViaModePrimaryVGA + +: set-primary-mode ( width height depth -- error? ) + to depth to height to width + width height find-timing-table ?dup if exit then + + 80 17 crt-clr \ Assert reset + + mode-independent-init + + \ Clean Second Path Status + 00 f6 6a crt-mask + 00 6b crt! + 00 6c crt! + 00 93 crt! + + set-primary-vga-mode + + 08 1a seq-set \ Enable MMIO + +\ 08 33 crt-set \ Enable CRT prefetch (VESA BIOS doesn't set this) + +\ depth 8 <> set-gamma \ No gamma for 8bpp palette mode + false set-gamma + + \ Maybe do some power-up thingy here + pll set-primary-dotclock + + use-ext-clock + +\ 01 6b crt-clr \ Appears to be reserved RO bit + + 80 17 crt-set \ Release reset + false \ No error +; + +0 [if] +: set-secondary-dotclock ( clock -- ) + lbsplit drop h# 4a seq! h# 4b seq! h# 4c seq! + + 40 seq@ dup 4 or 40 seq! 4 invert and 40 seq! \ Pulse LCDCK PLL reset high +; +: set-secondary-vga-mode ( mode -- ) + depth case + 8 of 00 endof + d# 16 of 40 endof + d# 24 of 80 endof + d# 32 of 80 endof + endcase + c0 67 crt-mask + + htotal 1- dup 50 crt! 8 >> 0f 55 crt-mask + hdisplay 1- dup 51 crt! 4 >> 70 55 crt-mask + hblank 1- dup 52 crt! 8 >> 07 54 crt-mask + hblankend 1- dup 53 crt! dup 5 >> 38 54 crt-mask 5 >> 40 5d crt-mask + +\ unichrome omits bit 11, which goes in CR5D[7] + hsync dup 56 crt! dup 2 >> c0 54 crt-mask dup 3 >> 80 5c crt-mask 4 >> 80 5d crt-mask + hsyncend dup 57 crt! 2 >> 40 5c crt-mask + + vtotal 1- dup 58 crt! 8 >> 07 5d crt-mask + vdisplay 1- dup 59 crt! 5 >> 38 5d crt-mask + + vblank 1- dup 5a crt! 8 >> 07 5c crt-mask + vblankend 1- dup 5b crt! 5 >> 38 5c crt-mask + + vsync dup 5e crt! 3 >> e0 5f crt-mask + vsyncend 5f 1f crt-mask + + \ Offset + width pixels>bytes bytes>chunks dup 66 crt! 8 >> 03 67 crt-mask + + \ fetch count + hdisplay pixels>bytes bytes>chunks 8 + dup 1 >> 65 crt! 7 >> 0c 67 crt-mask +; + +: set-secondary-mode ( -- ) + 80 17 crt-clr \ Assert reset - Turn off screen + set-secondary-vga-mode + \ Turn on power here? + 1e 6c crt-clr + dotclock set-secondary-dotclock + use-ext-clock + 80 17 crt-set \ Release reset +; +[then] + +hex +0 [if] +: .cr + h# 20 0 do + i 2 u.r space + i h# 10 bounds do i crt@ 3 u.r loop cr + h# 10 +loop + h# 100 h# 30 do + i 2 u.r space + i h# 10 bounds do i crt@ 3 u.r loop cr + h# 10 +loop +; +: .sr + h# 80 0 do + i 2 u.r space + i h# 10 bounds do i seq@ 3 u.r loop cr + h# 10 +loop + h# b0 h# a0 do + i 2 u.r space + i h# 10 bounds do i seq@ 3 u.r loop cr + h# 10 +loop +; +: .gr 9 0 do i grf@ 3 u.r loop cr ; + +: bios-table-adr ( -- adr ) h# c001b w@ h# c0000 + ; +[then] + +defer init-hook ' noop is init-hook + +: init-all ( -- ) \ Initializes the controller +\ smb-init + map-io-regs \ Enable IO registers + width height depth set-primary-mode drop + declare-props \ Setup properites +\ set-dac-colors \ Set up initial color map +\ video-on \ Turn on video + + map-frame-buffer + depth case + 8 of frame-buffer-adr /fb h# 0f fill endof + d# 16 of frame-buffer-adr /fb background-rgb rgb>565 wfill endof + d# 32 of frame-buffer-adr /fb h# ffff.ffff lfill endof + endcase + h# f to background-color +; + +: display-remove ( -- ) +; + +: display-install ( -- ) + init-all + default-font set-font + width height ( width height ) + over char-width / over char-height / ( width height rows cols ) + /scanline depth fb-install ( gp-install ) ( ) + init-hook +; + +: display-selftest ( -- failed? ) false ; + +' display-install is-install +' display-remove is-remove +' display-selftest is-selftest + +" display" device-type +" ISO8859-1" encode-string " character-set" property +0 0 encode-bytes " iso6429-1983-colors" property + +\ LICENSE_BEGIN +\ Copyright (c) 2009 FirmWorks +\ +\ Permission is hereby granted, free of charge, to any person obtaining +\ a copy of this software and associated documentation files (the +\ "Software"), to deal in the Software without restriction, including +\ without limitation the rights to use, copy, modify, merge, publish, +\ distribute, sublicense, and/or sell copies of the Software, and to +\ permit persons to whom the Software is furnished to do so, subject to +\ the following conditions: +\ +\ The above copyright notice and this permission notice shall be +\ included in all copies or substantial portions of the Software. +\ +\ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +\ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +\ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +\ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +\ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +\ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +\ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +\ +\ LICENSE_END
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