1 files changed, 97 insertions, 0 deletions
diff --git a/include/memmap.h b/include/memmap.h
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+++ b/include/memmap.h
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+//
+//  GBA Memory map
+//
+//! \file tonc_memmap.h
+//! \author J Vijn
+//! \date 20060508 - 20060508
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+
+#ifndef __MEMMAP__
+#define __MEMMAP__
+
+
+// === MEMORY SECTIONS ================================================
+
+// basic sections
+#define MEM_IO		0x04000000
+#define MEM_PAL		0x05000000	// no 8bit write !!
+#define MEM_VRAM	0x06000000	// no 8bit write !!
+#define MEM_OAM		0x07000000	// no 8bit write !!
+
+// basic sizes
+#define PAL_SIZE	0x00400
+#define VRAM_SIZE	0x18000
+#define OAM_SIZE	0x00400
+
+// sub sizes
+#define PAL_BG_SIZE		0x00200
+#define PAL_OBJ_SIZE	0x00200
+#define VRAM_BG_SIZE	0x10000
+#define VRAM_OBJ_SIZE	0x08000
+#define M3_SIZE			0x12C00
+#define M4_SIZE			0x09600
+#define M5_SIZE			0x0A000
+#define VRAM_PAGE_SIZE	0x0A000
+
+// sub sections
+#define REG_BASE	MEM_IO
+
+#define MEM_PAL_OBJ		(MEM_PAL + PAL_BG_SIZE)
+#define MEM_VRAM_BACK	(MEM_VRAM+ VRAM_PAGE_SIZE)
+#define MEM_VRAM_OBJ	(MEM_VRAM+ VRAM_BG_SIZE)
+
+
+// === STRUCTURED MEMORY MAP ==========================================
+// Heavily typedefed, watch your pointers
+// Should simplify memory accesses
+
+
+// --- PAL ---
+// pal_bg_mem[y] = COLOR (color y)
+#define pal_bg_mem		((COLOR*)MEM_PAL)
+#define pal_obj_mem		((COLOR*)MEM_PAL_OBJ)
+
+// pal_bg_bank[y] =	COLOR[] (bank y)
+// pal_bg_bank[y][x] = COLOR (bank y, color x : color y*16+x)
+#define pal_bg_bank		((PALBANK*)MEM_PAL)
+#define pal_obj_bank	((PALBANK*)MEM_PAL_OBJ)
+
+
+// --- VRAM ---
+// tile_mem[y] = TILE[]   (char block y)
+// tile_mem[y][x] = TILE (char block y, tile x)
+#define tile_mem		( (CHARBLOCK*)MEM_VRAM)
+#define tile8_mem		((CHARBLOCK8*)MEM_VRAM)
+
+#define tile_mem_obj	( (CHARBLOCK*)MEM_VRAM_OBJ)
+#define tile8_mem_obj	((CHARBLOCK8*)MEM_VRAM_OBJ)
+
+// vid_mem[a] = COLOR
+#define vid_mem			((COLOR*)MEM_VRAM)
+
+
+// --- OAM ---
+// oatr_mem[a] = OBJ_ATTR (oam entry a)
+#define oam_mem			((OBJ_ATTR*)MEM_OAM)
+#define obj_mem			((OBJ_ATTR*)MEM_OAM)
+#define obj_aff_mem		((OBJ_AFFINE*)MEM_OAM)
+
+
+// === REGISTER LIST ==================================================
+
+
+// === VIDEO REGISTERS ===
+#define REG_DISPCNT			*(vu32*)(REG_BASE+0x0000)	// display control
+#define REG_DISPSTAT		*(vu16*)(REG_BASE+0x0004)	// display interupt status
+#define REG_VCOUNT			*(vu16*)(REG_BASE+0x0006)	// vertical count
+
+// === KEYPAD ===
+#define REG_KEYINPUT		*(vu16*)(REG_BASE+0x0130)	// Key status
+#define REG_KEYCNT			*(vu16*)(REG_BASE+0x0132)
+
+
+#endif // __MEMMAP__