;********************************************************************* ; 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 ;********************************************************************* start ;setup irq vector movei r0,irq nop moveih r0,>irq nop setssr r0,2 ;setup video (720x450) gpci r7,2 ;next 4 + X br setupVideo nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;clear screen movei r2,$00 ;destination movei r3,$00 moveih r2,$00 moveih r3,$f0 ;p(0,0) = f000 0000 gpci r7,2 ;next 4 + X br memset movei r1,$33 ; count delay slot movei r0,$00 ; value delay slot moveih r1,$9e ; count delay slot nop ; delay slot ;draw header gpci r7,2 ;next 4 + X br drawTextFormated movei r0,textHeader ;delay slot movei r1,0 ;delay slot moveih r0,>textHeader ;delay slot movei r2,0 ;delay slot ;setup audio gpci r7,2 ;next 4 + X br initAudio nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;setup audio irq movei r0,UcIrqMsk movei r1,$4 ;enable audio irq moveih r0,>UcIrqMsk nop st r0,r1 ; ;set audio dac counter = 1 (96/2 = 48KHz) movei r6,UcAudioDACBase nop moveih r6,>UcAudioDACBase movei r1,$1 movei r0,0 moveih r1,$2 ;address 2 stinc r6,r0 ;dac left high = 0 nop stinc r6,r0 ;dac left low = 0 nop stinc r6,r0 ;dac right high = 0 nop stinc r6,r0 ;dac right low = 0 nop st r6,r1 ;dac address/ctrl = $0201 ;dac counter = 2 ;enable irqs sei ; end ;push leds off movei r7,UcRSwichtWLedG movei r6,$0 moveih r7,>UcRSwichtWLedG nop st r7,r6 br end nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;*********************************************************************** ;* irq code start ;*********************************************************************** irq cli ;save all register push r0 push r1 push r2 push r3 push r4 push r5 push r6 push r7 ;irq begin ;push leds on movei r0,UcRSwichtWLedG movei r1,$ff movei r2,sampleAdd moveih r0,>UcRSwichtWLedG moveih r1,$ff moveih r2,>sampleAdd nop st r0,r1 rqldi r0,0 ;get sw nop nop ld r0 nop st r2,r0 ;store sw to sample add ;push dac data movei r4,sinTable movei r3,0 ;sintable offset moveih r4,>sinTable movei r5,95 ;128 push ins fillDACBuffer ;get next sample movei r0,sampleOffset movei r1,sampleAdd moveih r0,>sampleOffset moveih r1,>sampleAdd rqldi r0,0 ;sample offset rqldi r1,0 ;sample add nop ld r6 ;sample offset ld r7 ;sample add nop add r6,r6,r7 nop st r0,r6 ; lsri r6,10 nop or r3,r6,r6 movei r7,$1 ;get sin value add r0,r4,r3 movei r6,UcAudioDACBase rqldi r0,0 moveih r6,>UcAudioDACBase movei r0,0 ld r1 moveih r7,$1 stinc r6,r1 ;dac left high = sin nop stinc r6,r0 ;dac left low = 0 nop stinc r6,r1 ;dac right high = sin nop stinc r6,r0 ;dac right low = 0 nop st r6,r7 ;dac address/ctrl = $0101 ;ctrl = enable audio subi r5,1 brts fillDACBuffer nop ;delay slot stinc r6,r0 ;delay slot ;dac right low = 0 nop ;delay slot st r6,r7 ;delay slot ;dac address/ctrl = $0101 ;ctrl = enable audio ;clear stored audio irq movei r7,UcIrqMemory movei r0,4 moveih r7,>UcIrqMemory nop st r7,r0 ;restore all used register and go back rqpop rqpop rqpop pop r7 pop r6 pop r5 rqpop rqpop rqpop pop r4 pop r3 pop r2 rqpop rqpop rti pop r1 ;delay slot pop r0 ;delay slot nop ;delay slot sei ;delay slot sampleOffset word $0000 sampleAdd word $0100 sinTable word 0 word 3212 word 6393 word 9512 word 12540 word 15446 word 18205 word 20787 word 23170 word 25330 word 27245 word 28898 word 30273 word 31357 word 32138 word 32610 word 32767 word 32610 word 32138 word 31357 word 30273 word 28898 word 27245 word 25330 word 23170 word 20787 word 18205 word 15446 word 12540 word 9512 word 6393 word 3212 word 0 word -3212 word -6393 word -9512 word -12540 word -15446 word -18205 word -20787 word -23170 word -25330 word -27245 word -28898 word -30273 word -31357 word -32138 word -32610 word -32768 word -32610 word -32138 word -31357 word -30273 word -28898 word -27245 word -25330 word -23170 word -20787 word -18205 word -15446 word -12540 word -9512 word -6393 word -3212 ;********************************************************************* ;* functions ;********************************************************************* .include "components\i2c.s" .include "components\drawText.s" ;****************************** ;* ;* initAudio ;* ;* return ;* ;* r0 = 0 (PASS) ;* initAudio push r7 movei r6,audioDefault movei r5,2 ;y cursor moveih r6,>audioDefault nop initAudioI2CWriteLoop rqldi r6,0 rqldi r6,1 nop ld r2 ;address ld r3 ;data cmpeqi r2,$ff ;stop at sentinel ($ff) brts initAudioI2CWriteFinish nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot gpci r7,2 ;next 4 + X br i2cWM8731WriteWord ;r2 = address; r3 = data; return r0 = result nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot push r0 ;result push r2 ;address push r3 ;value gpci r7,2 ;next 4 + X br drawTextFormated ;r0 = text; r1 = cursor x; r2 = cursor y movei r0,i2cSetupString ;delay slot movei r1,0 ;x = 0 delay slot moveih r0,>i2cSetupString ;delay slot or r2,r5,r5 ;y = y + 2 delay slot rqpop rqpop rqpop pop r3 pop r2 pop r0 br initAudioI2CWriteLoop addi r6,2 ;next lut address delay slot addi r5,1 ;next y counter delay slot nop ;delay slot nop ;delay slot movei r0,0 initAudioI2CWriteFinish rqpop nop nop pop r7 nop jmpi r7,0 nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* i2cWM8731WriteWord ;* ;* r2 = address ;* r3 = data ;* ;* return: ;* ;* r0 = result ;* i2cWM8731WriteWord push r1 push r6 push r7 ;start gpci r7,2 ;next 4 + X br i2cSendStart movei r6,UcI2CSoftPortBCtrl ;delay slot nop ;delay slot moveih r6,>UcI2CSoftPortBCtrl ;I2C ports b ;delay slot nop ;delay slot ;write id gpci r7,2 ;next 4 + X br i2cSend8WACK movei r1,$34 ;WRITE ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot cmpeqi r0,0 brtc i2cSend8WACKFailsWr movei r0,$ff ;delay slot nop ;delay slot moveih r0,$01 ;delay slot nop ;delay slot ;write address add r1,r2,r2 ;adr*2 extri r3,8 addtqi r1,r1,0 ;+ bit8 of data gpci r7,2 ;next 4 + X br i2cSend8WACK nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot cmpeqi r0,0 brtc i2cSend8WACKFailsWr movei r0,$ff ;delay slot nop ;delay slot moveih r0,$02 ;delay slot nop ;delay slot ;write data low gpci r7,2 ;next 4 + X br i2cSend8WACK or r1,r3,r3 ;WRITE ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot cmpeqi r0,0 brtc i2cSend8WACKFailsWr movei r0,$ff ;delay slot nop ;delay slot moveih r0,$04 ;delay slot nop ;delay slot ;finished without fail movei r0,0 ;all fine ;stop i2cSend8WACKFailsWr gpci r7,2 ;next 4 + X br i2cSendStop nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot gpci r7,2 ;next 4 + X br i2cWaitHalfPeriode nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot gpci r7,2 ;next 4 + X br i2cWaitHalfPeriode nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot gpci r7,2 ;next 4 + X br i2cWaitHalfPeriode nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot gpci r7,2 ;next 4 + X br i2cWaitHalfPeriode nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot rqpop rqpop rqpop pop r7 pop r6 pop r1 jmpi r7,0 nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* drawChar ;* ;* r0 value ;* r1 x ;* r2 y ;* ;* trash r0 drawChar push r1 push r2 push r3 push r4 push r5 push r6 ;destination base (sram base 0) muli r1,8 movei r4,$00 ;destination movei r5,$00 moveih r4,$00 moveih r5,$f0 ;p(0,0) = f000 0000 add r4,r4,r1 addtqi r5,r5,0 movei r1,$00 nop moveih r1,$2d ;720*16 nop mul r1,r1,r2;*y gmulhi r2 add r4,r4,r1 addt r5,r5,r2 ;font source movei r2,$68 ;source movei r3,$01 moveih r2,$50 moveih r3,$e0 ;p(0,0) = e001 5068 muli r0,8 ;value * 8 nop add r2,r2,r0 ;source addtqi r3,r3,0 ; ; movei r0,15 ;16 [y] dcYloop movei r1,7 ;8 [x] dcXloop esadr r3,r2 erqldi 0 eld r6 nop extri r6,15 brts dcNoTransp nop ;delay slot nop ;delay slot nop ;delay slot nop ;delay slot movei r6,0 dcNoTransp esadr r5,r4 est r6,0 subi r1,1 ;x- brts dcXloop addi r4,1 ;delay slot addtqi r5,r5,0 ;delay slot addi r2,1 ;delay slot addtqi r3,r3,0 ;delay slot ; movei r1,$c8 nop moveih r1,$2 ;r1 = 720-8 nop add r4,r4,r1 ;dest + 720-8 addtqi r5,r5,0 ; movei r1,$e8 nop moveih r1,$2 ;r1 = 752-8 nop subi r0,1 ;y- brts dcYloop add r2,r2,r1 ;source + 752-8 delay slot addtqi r3,r3,0 ; delay slot nop ;delay slot nop ;delay slot ; rqpop rqpop rqpop pop r6 pop r5 pop r4 rqpop nop nop pop r3 rqpop rqpop jmpi r7,0 pop r2 ;delay slot pop r1 ;delay slot nop ;delay slot nop ;delay slot ;****************************** ;* ;* r0 value ;* r1 count-1 (8 words)) ;* r3:r2 dest ; memset clearLoop esadr r3,r2 est r0,0 est r0,1 est r0,2 est r0,3 est r0,4 est r0,5 est r0,6 est r0,7 subi r1,1 brts clearLoop addi r2,8 ;delay slot addtqi r3,r3,0 ;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 NEW DEFAULT word $0001 ;10 VIDEO_ON 1 1 (ON) word $0097 ;11 HSYNC (D = 11 .. 0) 152-1 152-1 word $017f ;12 HSTART (D = 11 .. 0) 384-1 384-1 word $017d ;13 HMEMSTART (D = 11 .. 0) 382-1 382-1 word $071f ;14 HSTOP (D = 11 .. 0) 1824-1 1824-1 word $076f ;15 HTOTAL (D = 11 .. 0) 1904-1 1904-1 word $0002 ;16 VSYNC (D = 10 .. 0) 3-1 3-1 word $001e ;17 VSTART (D = 10 .. 0) 31-1 31-1 word $03a2 ;18 VSTOP (D = 10 .. 0) 931-1 931-1 word $03a3 ;19 VTOTAL (D = 10 .. 0) 932-1 932-1 word $0000 ;1a LC ADDER LOW $0000 $0000 word $0080 ;1b LC ADDER HIGH $0080 $0040 word $0000 ;1c LC ADDER LATCH X X word $0000 ;1d LC START (10 .. 0) Pixeloffset $0000 $0000 word $0000 ;1e X X word $0000 ;1f X X word $0008 ;20 HLOADSTART 8 8 word $0170 ;21 HLOADSTOP 360+8 180+8 word $001e ;22 VLOADSTART 31-1 31-1 word $03a2 ;23 VLOADSTOP 931-1 931-1 word $0002 ;24 VLOADNEXT 2 4 word $0000 ;25 MEM_STARTADR_store low $0000 $0000 word $f000 ;26 MEM_STARTADR_store high $f000 $f000 word $0000 ;27 MEM_LINEOFFSET_store low $0000 $0000 word $0000 ;28 MEM_LINEOFFSET_store high $0000 $0000 word $0002 ;29 MEM_MODE_store 2 2 (X1R5G5B5X1R5G5B5) word $0000 ;2a LATCH MEM_STARTADR/LINEOFFSET/MODE X X audioDefault ; ;A = 8 7654 3210 .data $9,$0000 ;9 = 0 0000 0000 (inactivate interface) .data $0,$0097 ;0 = 0 1001 0111 ;left line in mute .data $1,$0097 ;1 = 0 1001 0111 ;right line in mute .data $2,$0079 ;2 = 0 0111 1001 ;+6db left out .data $3,$0079 ;3 = 0 0111 1001 ;0db right out .data $4,$0012 ;4 = 0 0001 0010 ;0=0 mic boost off; ;1=1 enable line input mute ;2=1 line input to adc ;3=0 disable bypass ;4=1 DAC select ;5=0 side tone disable ;76=0 -6db sidetone .data $5,$0000 ;5 = 0 0000 0000 ;DAC soft Mute off, no Filer .data $6,$0067 ;6 = 0 0110 0111 ;DAC Power, Output Power, Device Power on .data $7,$0009 ;7 = 0 0000 1001 ;left justified, 24 bit .data $8,$001e ;8 = 0 0001 1110 ;0=0 normal mode ;1=1 bosr (384/192) ;5432=0111 96khz ;78=00 no clk dividing .data $9,$0001 ;9 = 0 0000 0001 (activate interface) .data $ff,$0000 ;stop textHeader .string "I2C Sound push sinus test" word 0 i2cSetupString .string "i2c write value %x to address %x result %x" word 0 textReaded .space 32