Mercurial > hg > Members > kono > nitros9-code
diff defs/vdgdefs @ 2024:e396d4f24b27
Ran each file through pretty print
| author | boisy |
|---|---|
| date | Tue, 14 Mar 2006 12:20:57 +0000 |
| parents | 6e5fa42c2fb1 |
| children |
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--- a/defs/vdgdefs Tue Mar 14 04:09:31 2006 +0000 +++ b/defs/vdgdefs Tue Mar 14 12:20:57 2006 +0000 @@ -1,6 +1,6 @@ - IFNE VDGDEFS-1 + IFNE VDGDEFS-1 -VDGDEFS set 1 +VDGDEFS SET 1 ******************************************************************** * VDGDefs - VDG Interface Definititions @@ -13,12 +13,9 @@ * 1991/05/07 Alan DeKok * Wrote original from VDGInt source. + NAM VDGDefs + TTL VDG Interface Definitions - nam VDGDefs - ttl VDG Interface Definitions - - - pag * Notes: * * All offsets from 'U' (address of device memory area) @@ -46,67 +43,67 @@ * * Total of 22 (150 in whole page) bytes unneeded or unused. - org $1E -VD.Start rmb 1 start of VD.XXXX data: number of VDG screens in use -VD.Strt1 rmb 2 (2) and another start -VD.Caps rmb 2 caps lock info: $00=lower $FF=upper -VD.DFlag rmb 1 0=current screen is valid, $01-$FF = update video + ORG $1E +VD.Start RMB 1 start of VD.XXXX data: number of VDG screens in use +VD.Strt1 RMB 2 (2) and another start +VD.Caps RMB 2 caps lock info: $00=lower $FF=upper +VD.DFlag RMB 1 0=current screen is valid, $01-$FF = update video * $24-$2B unused - rmb 8 -VD.NGChr rmb 1 number of additional characters to get -VD.RTAdd rmb 2 (2) return address after getting characters -VD.EPlt1 rmb 2 (2) pointer to where to put next character -VD.EPlt2 rmb 2 (2) as above. + RMB 8 +VD.NGChr RMB 1 number of additional characters to get +VD.RTAdd RMB 2 (2) return address after getting characters +VD.EPlt1 RMB 2 (2) pointer to where to put next character +VD.EPlt2 RMB 2 (2) as above. * $33-$34 unused - rmb 2 -VD.CFlag rmb 1 true lowercase flag $10=true, $00=false -VD.CFlg1 rmb 1 VDG display code values -VD.DGBuf rmb 1 number of currently displayed buffer -VD.ScrnA rmb 2 (2) screen start address in system memory -VD.ScrnE rmb 2 (2) address of end of screen -VD.CrsrA rmb 1 (2) cursor address -VD.CrsAL rmb 1 cursor address low -VD.CChar rmb 1 value of character under cursor -VD.Mode rmb 1 mode: 0=256x192 x2, 1=128x192 x4 -VD.Chr1 rmb 1 same as under cursor character -VD.CColr rmb 1 cursor color -VD.Col rmb 1 number of columns for this screen -VD.Row rmb 1 number of rows -VD.TFlg1 rmb 1 see WRITE ($0E) -VD.Alpha rmb 1 0 when in alpha mode -VD.Rdy rmb 1 device ready (see SS.DStat 0=not ready) -VD.SBAdd rmb 2 (2) address of block screen is in -VD.Blk rmb 1 Block number of screen -VD.GBuff rmb 1 allocation for graphics buffers (block#) -VD.AGBuf rmb 2 (2) additional graphics buffer -VD.HiRes rmb 1 hi-res screen table (block value) -VD.NBlk rmb 1 number of blocks in this screen -VD.SType rmb 1 screen type 0-4 -VD.HR2 rmb 3 (3) for screen number 2 -VD.HR3 rmb 3 (3) for screen 3 (same 3 bytes as above) -VD.FFMem rmb 2 (2) bottom of stack for flood fill -VD.FFSPt rmb 2 (2) flood fill stack pointer -VD.FFSTp rmb 2 (2) flood fill stack top pointer -VD.FF6 rmb 1 flood fill flag -VD.MTabl rmb 2 (2) address of mask table for pixels in byte -VD.PixBt rmb 1 bit mask for modes (0=$07, 1=$03 )#pixels/byte -VD.GCrsX rmb 1 graphics cursor X value -VD.GCrsY rmb 1 graphics cursor Y -VD.Msk1 rmb 1 mask byte 1 -VD.Msk2 rmb 1 mask byte 2 (00,55,AA,FF) -VD.MCol rmb 1 color? (C003,8001) -VD.MCol2 rmb 1 color -VD.PMask rmb 1 pixel mask for colors (i.e. $55, $CC etc) -VD.FF1 rmb 1 data for flood fill -VD.FF2 rmb 1 data for flood fill -VD.FFMsk rmb 1 flood fill mask -VD.FFFlg rmb 1 flood fill flag -VD.Palet rmb 16 (16) current palette values -VD.PlFlg rmb 1 initialized to $08 by L00DB, and then unused! -VD.NChar rmb 1 character to process -VD.NChr2 rmb 1 and the next one + RMB 2 +VD.CFlag RMB 1 true lowercase flag $10=true, $00=false +VD.CFlg1 RMB 1 VDG display code values +VD.DGBuf RMB 1 number of currently displayed buffer +VD.ScrnA RMB 2 (2) screen start address in system memory +VD.ScrnE RMB 2 (2) address of end of screen +VD.CrsrA RMB 1 (2) cursor address +VD.CrsAL RMB 1 cursor address low +VD.CChar RMB 1 value of character under cursor +VD.Mode RMB 1 mode: 0=256x192 x2, 1=128x192 x4 +VD.Chr1 RMB 1 same as under cursor character +VD.CColr RMB 1 cursor color +VD.Col RMB 1 number of columns for this screen +VD.Row RMB 1 number of rows +VD.TFlg1 RMB 1 see WRITE ($0E) +VD.Alpha RMB 1 0 when in alpha mode +VD.Rdy RMB 1 device ready (see SS.DStat 0=not ready) +VD.SBAdd RMB 2 (2) address of block screen is in +VD.Blk RMB 1 Block number of screen +VD.GBuff RMB 1 allocation for graphics buffers (block#) +VD.AGBuf RMB 2 (2) additional graphics buffer +VD.HiRes RMB 1 hi-res screen table (block value) +VD.NBlk RMB 1 number of blocks in this screen +VD.SType RMB 1 screen type 0-4 +VD.HR2 RMB 3 (3) for screen number 2 +VD.HR3 RMB 3 (3) for screen 3 (same 3 bytes as above) +VD.FFMem RMB 2 (2) bottom of stack for flood fill +VD.FFSPt RMB 2 (2) flood fill stack pointer +VD.FFSTp RMB 2 (2) flood fill stack top pointer +VD.FF6 RMB 1 flood fill flag +VD.MTabl RMB 2 (2) address of mask table for pixels in byte +VD.PixBt RMB 1 bit mask for modes (0=$07, 1=$03 )#pixels/byte +VD.GCrsX RMB 1 graphics cursor X value +VD.GCrsY RMB 1 graphics cursor Y +VD.Msk1 RMB 1 mask byte 1 +VD.Msk2 RMB 1 mask byte 2 (00,55,AA,FF) +VD.MCol RMB 1 color? (C003,8001) +VD.MCol2 RMB 1 color +VD.PMask RMB 1 pixel mask for colors (i.e. $55, $CC etc) +VD.FF1 RMB 1 data for flood fill +VD.FF2 RMB 1 data for flood fill +VD.FFMsk RMB 1 flood fill mask +VD.FFFlg RMB 1 flood fill flag +VD.Palet RMB 16 (16) current palette values +VD.PlFlg RMB 1 initialized to $08 by L00DB, and then unused! +VD.NChar RMB 1 character to process +VD.NChr2 RMB 1 and the next one * and RMB until we get 256 bytes reserved - ENDC + ENDC