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DMA screen clears working.

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This commit is contained in:
Scott Duensing 2024-08-09 16:33:09 -05:00
parent e3c18cdf4b
commit 87ddb2687c
1 changed files with 5 additions and 2 deletions
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7
src/main.c
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@ -182,8 +182,10 @@ asm (
"lda #$80 \n" // DMA_CTRL_START "lda #$80 \n" // DMA_CTRL_START
//"tsb $DF00 \n" // DMA_CTRL //"tsb $DF00 \n" // DMA_CTRL
".byte $0C,$00,$DF\n" ".byte $0C,$00,$DF\n"
"wait: lda $DF01 \n" // DMA_STATUS //"wait_start: lda $DF01 \n" // DMA_STATUS
"bmi wait \n" // Wait for DMA // "bpl wait_start \n" // Wait for DMA
"wait_end: lda $DF01 \n" // DMA_STATUS
"bmi wait_end \n" // Wait for DMA
//"stz $DF00 \n" // DMA Off //"stz $DF00 \n" // DMA Off
".byte $9c,$00,$DF\n" ".byte $9c,$00,$DF\n"
"nop \n" "nop \n"
@ -669,6 +671,7 @@ void runSimulation(void) {
a23d2Draw(); a23d2Draw();
#else #else
graphicsWaitVerticalBlank();
dmaClear(pageZero ? 0x6c000 : 0x58000, 0x12c00, 0); dmaClear(pageZero ? 0x6c000 : 0x58000, 0x12c00, 0);
#endif #endif