From bc48df9f7162a4a816fdc0edaa6ed08304008c9c Mon Sep 17 00:00:00 2001
From: gbc dev <gbc@localhost>
Date: Sat, 4 Jul 2026 22:11:10 +0200
Subject: core emulator: SM83 CPU, MMU, timer, PPU, CGB support

Passes blargg cpu_instrs (all 11), instr_timing, mem_timing.
---
 src/ppu.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 src/ppu.h

(limited to 'src/ppu.h')

diff --git a/src/ppu.h b/src/ppu.h
new file mode 100644
index 0000000..ea427f7
--- /dev/null
+++ b/src/ppu.h
@@ -0,0 +1,14 @@
+#ifndef GBC_PPU_H
+#define GBC_PPU_H
+
+#include "gb.h"
+
+void ppu_reset(GB *gb);
+void ppu_tick(GB *gb, int tcycles);
+
+u8   ppu_read(GB *gb, u16 addr);      // VRAM/OAM
+void ppu_write(GB *gb, u16 addr, u8 val);
+u8   ppu_read_reg(GB *gb, u16 addr);  // FF40-FF4B, FF68-FF6B
+void ppu_write_reg(GB *gb, u16 addr, u8 val);
+
+#endif
-- 
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