From e73473f5292664427bfeeef0063452e88b066e72 Mon Sep 17 00:00:00 2001
From: lonkaars <loek@pipeframe.xyz>
Date: Sun, 16 Apr 2023 18:28:35 +0200
Subject: more debugging

---
 src/demo.c        |  2 ++
 src/main.c        | 35 +++++++++++++++--------------------
 src/stm32/setup.c |  2 +-
 3 files changed, 18 insertions(+), 21 deletions(-)

(limited to 'src')

diff --git a/src/demo.c b/src/demo.c
index dbaf2ca..cf6f4a0 100644
--- a/src/demo.c
+++ b/src/demo.c
@@ -9,6 +9,7 @@
 hh_s_ppu_loc_fam_entry g_hh_demo_balls[HH_DEMO_BALL_COUNT];
 
 void hh_demo_setup() {
+	return;
 	// load sprites
 	hh_ppu_update_sprite(1, HH_DBG_SPRITE_BALL);
 	hh_ppu_update_sprite(2, HH_DBG_SPRITE_CHECKERBOARD);
@@ -43,6 +44,7 @@ void hh_demo_setup() {
 }
 
 void hh_demo_loop(unsigned long frame) {
+	return;
 	// if (frame % 300 == 0) hh_demo_setup();
 	//
 	// if (frame > 1) return;
diff --git a/src/main.c b/src/main.c
index 0676dd6..37a8719 100644
--- a/src/main.c
+++ b/src/main.c
@@ -2,13 +2,13 @@
 
 #include "main.h"
 #include "demo.h"
+#include "ppu/internals.h"
 #include "ppu/ppu.h"
 #include "input.h"
 
+#include "../test/ppu-stm-integration-demo/data.h"
 #ifdef HH_TARGET_DESKTOP
 #include <stdio.h>
-#include "../test/ppu-stm-integration-demo/data.h"
-#include "ppu/internals.h"
 #endif
 
 bool g_hh_run = true;
@@ -17,26 +17,21 @@ volatile unsigned short g_hh_hcount;
 
 void hh_ppu_vblank_interrupt() {
 	static unsigned long frame = 0;
-#ifdef HH_TARGET_STM32
-	hh_ppu_flush();
-	hh_input_read();
-	hh_demo_loop(frame);
-#endif
-#ifdef HH_TARGET_DESKTOP
-	static bool done = false;
-	//hh_ppu_vram_dwrite((uint8_t*) HH_PPUINTDEMO_ARR, HH_PPUINTDEMO_LENGTH);
-	for (unsigned int limit = 0; limit < 1000; limit++) {
-		if (frame * 4 >= HH_PPUINTDEMO_LENGTH) {
-			if (!done) printf("done\n");
-			done = true;
-			return;
+// #ifdef HH_TARGET_STM32
+// 	hh_ppu_flush();
+// 	hh_input_read();
+// 	hh_demo_loop(frame);
+// #endif
+	// if (frame > 1) return;
+	for (size_t i = 0; i < HH_PPUINTDEMO_LENGTH; i += 4) {
+		uint8_t* d = HH_PPUINTDEMO_ARR + i;
+		if (d[0] == 0xff && d[1] == 0xff && d[2] == 0xff && d[3] == 0xff) {
+			hh_ppu_flush();
+		} else {
+			hh_ppu_vram_buffer(d);
 		}
-		hh_ppu_vram_dwrite((uint8_t*) HH_PPUINTDEMO_ARR + frame * 4, 4);
-		uint8_t* d = HH_PPUINTDEMO_ARR + frame * 4;
-		if (d[0] == 0xff && d[1] == 0xff && d[2] == 0xff && d[3] == 0xff) break; // run all commands until flush
-		else frame++;
 	}
-#endif
+	hh_ppu_flush();
 	frame++;
 }
 
diff --git a/src/stm32/setup.c b/src/stm32/setup.c
index 6975592..7b9f35a 100644
--- a/src/stm32/setup.c
+++ b/src/stm32/setup.c
@@ -34,7 +34,7 @@ SPI_HandleTypeDef hspi1 = {
 	.Init.CLKPolarity = SPI_POLARITY_LOW,
 	.Init.CLKPhase = SPI_PHASE_1EDGE,
 	.Init.NSS = SPI_NSS_SOFT,
-	.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2,
+	.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16,
 	.Init.FirstBit = SPI_FIRSTBIT_MSB,
 	.Init.TIMode = SPI_TIMODE_DISABLE,
 	.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE,
-- 
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