;note also test for dexti (decoder immediate extend (used for est)) ;********************************************************************* ; includes ;********************************************************************* .incdir "F:\git\goldmomo_endlos\assembler_files\ucore\" .include "include\ucore_ctrl.i" ;********************************************************************* ; sd header is placed here ;********************************************************************* .include "boot_level_sdHeader.s" ;********************************************************************* ;* start at address 32 here ;********************************************************************* .def picDataRAMDest $d0000000 start cli ;setup video (720x450x32) gpci r7,2 ;next 4 + X br setupVideo nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot loop ;fill with pattern gpci r7,2 br makePattern movei r6,>>picDataRAMDest ;delay slot movei r5,picDataRAMDest ;delay slot moveih r6,>>>picDataRAMDest ;delay slot moveih r5,>picDataRAMDest ;delay slot ;copy pattern gpci r7,2 br copyPattern movei r6,>>picDataRAMDest ;delay slot movei r5,picDataRAMDest ;delay slot moveih r6,>>>picDataRAMDest ;delay slot moveih r5,>picDataRAMDest ;delay slot ; br loop nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* copyPattern ;* ;* r6:r5 dest ;* copyPattern dexti 3 movei r3,$83 ;y cpyLoop movei r4,89 ;1440/16-1 pixel cpxLoop ;16 pixel esadr r6,r5 addi r5,8 addtqi r6,r6,0 erqldi 0 ;low erqldi 1 ;high erqldi 2 ;low erqldi 3 ;high erqldi 4 ;low erqldi 5 ;high erqldi 6 ;low erqldi 7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 erqldi 0 ;low erqldi 1 ;high erqldi 2 ;low erqldi 3 ;high erqldi 4 ;low erqldi 5 ;high erqldi 6 ;low erqldi 7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 erqldi 0 ;low erqldi 1 ;high erqldi 2 ;low erqldi 3 ;high erqldi 4 ;low erqldi 5 ;high erqldi 6 ;low erqldi 7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 erqldi 0 ;low erqldi 1 ;high erqldi 2 ;low erqldi 3 ;high erqldi 4 ;low erqldi 5 ;high erqldi 6 ;low erqldi 7 ;high ;load and throw away eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 eld r0 eld r1 ; subi r4,1 brts cpxLoop nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot subi r3,1 brts cpyLoop nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot jmpi r7,0 nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* makePattern ;* ;* r6:r5 dest ;* makePattern dexti $ff movei r1,$ff dexti $ff movei r2,$ff dexti 3 movei r3,$83 ;y yLoop movei r4,89 ;1440/16-1 pixel xLoop ;16 pixel esadr r6,r5 addi r5,8 addtqi r6,r6,0 est r1,0 ;low est r1,1 ;high est r1,2 ;low est r1,3 ;high est r1,4 ;low est r1,5 ;high est r1,6 ;low est r1,7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 est r1,0 ;low est r1,1 ;high est r1,2 ;low est r1,3 ;high est r1,4 ;low est r1,5 ;high est r1,6 ;low est r1,7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 est r1,0 ;low est r1,1 ;high est r1,2 ;low est r1,3 ;high est r1,4 ;low est r1,5 ;high est r1,6 ;low est r1,7 ;high esadr r6,r5 addi r5,8 addtqi r6,r6,0 est r1,0 ;low est r1,1 ;high est r1,2 ;low est r1,3 ;high est r1,4 ;low subi r4,1 brts xLoop est r1,5 ;high ;delay slot est r1,6 ;low ;delay slot est r1,7 ;high ;delay slot xor r1,r1,r2 ;delay slot movei r0,$f nop and r0,r3,r0 nop cmpeqi r0,$0 xorts r1,r2 subi r3,1 brts yLoop nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot jmpi r7,0 nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* setupVideo ;* setupVideo movei r0,videoDefault ;source movei r1,UcTimer2Ctrl ;dest-1 moveih r0,>videoDefault moveih r1,>UcTimer2Ctrl movei r2,26 ;27-1 setupVideoLoop rqldi r0,0 addi r0,1 addi r1,1 ld r3 subi r2,1 brts setupVideoLoop st r1,r3 ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot jmpi r7,0 nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;********************************************************************* ;* data ;********************************************************************* videoDefault ;AD NAME word $0001 ;10 VIDEO_ON 1 (ON) word $0097 ;11 HSYNC (D = 11 .. 0) 152-1 word $017f ;12 HSTART (D = 11 .. 0) 384-1 word $017d ;13 HMEMSTART (D = 11 .. 0) 382-1 word $071f ;14 HSTOP (D = 11 .. 0) 1824-1 word $076f ;15 HTOTAL (D = 11 .. 0) 1904-1 word $0002 ;16 VSYNC (D = 10 .. 0) 3-1 word $001e ;17 VSTART (D = 10 .. 0) 31-1 word $03a2 ;18 VSTOP (D = 10 .. 0) 931-1 word $03a3 ;19 VTOTAL (D = 10 .. 0) 932-1 word $0000 ;1a LC ADDER LOW $0000 word $0100 ;1b LC ADDER HIGH $0040 word $0000 ;1c LC ADDER LATCH X word $0000 ;1d LC START (10 .. 0) Pixeloffset $0000 word $0000 ;1e X word $0000 ;1f X word $0008 ;20 HLOADSTART 8 word $05a8 ;21 HLOADSTOP 180+8 word $001e ;22 VLOADSTART 31-1 word $03a2 ;23 VLOADSTOP 931-1 word $0001 ;24 VLOADNEXT 4 word $0000 ;25 MEM_STARTADR_store low $0000 word $d000 ;26 MEM_STARTADR_store high $d000 word $0000 ;27 MEM_LINEOFFSET_store low $0000 word $0000 ;28 MEM_LINEOFFSET_store high $0000 word $0000 ;29 MEM_MODE_store 32 Bit word $0000 ;2a LATCH MEM_STARTADR/LINEOFFSET/MODE X