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94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
#ifndef GUARD_GBA_DEFINES
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#define GUARD_GBA_DEFINES
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#include <stddef.h>
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#define TRUE 1
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#define FALSE 0
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#if defined(__APPLE__)
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#define IWRAM_DATA __attribute__((section("__DATA,iwram_data")))
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#define EWRAM_DATA __attribute__((section("__DATA,ewram_data")))
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#else
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#define IWRAM_DATA __attribute__((section("iwram_data")))
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#define EWRAM_DATA __attribute__((section("ewram_data")))
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#endif
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#define COMMON_DATA __attribute__((section("common_data")))
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#if MODERN
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#define NOINLINE __attribute__((noinline))
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#else
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#define NOINLINE
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#endif
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#define ALIGNED(n) __attribute__((aligned(n)))
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#define SOUND_INFO_PTR (*(struct SoundInfo **)0x3007FF0)
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#define INTR_CHECK (*(u16 *)0x3007FF8)
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#define INTR_VECTOR (*(void **)0x3007FFC)
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#define EWRAM_START 0x02000000
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#define EWRAM_END (EWRAM_START + 0x40000)
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#define IWRAM_START 0x03000000
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#define IWRAM_END (IWRAM_START + 0x8000)
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#define PLTT 0x5000000
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#define BG_PLTT PLTT
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#define BG_PLTT_SIZE 0x200
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#define OBJ_PLTT (PLTT + BG_PLTT_SIZE)
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#define OBJ_PLTT_SIZE 0x200
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#define PLTT_SIZE (BG_PLTT_SIZE + OBJ_PLTT_SIZE)
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#define VRAM 0x6000000
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#define VRAM_SIZE 0x18000
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#define BG_VRAM VRAM
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#define BG_VRAM_SIZE 0x10000
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#define BG_CHAR_SIZE 0x4000
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#define BG_SCREEN_SIZE 0x800
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#define BG_CHAR_ADDR(n) (void *)(BG_VRAM + (BG_CHAR_SIZE * (n)))
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#define BG_SCREEN_ADDR(n) (void *)(BG_VRAM + (BG_SCREEN_SIZE * (n)))
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#define BG_TILE_ADDR(n) (void *)(BG_VRAM + (0x80 * (n)))
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#define BG_TILE_H_FLIP(n) (0x400 + (n))
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#define BG_TILE_V_FLIP(n) (0x800 + (n))
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#define BG_TILE_H_V_FLIP(n) (0xC00 + (n))
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// text-mode BG
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#define OBJ_VRAM0 (void *)(VRAM + 0x10000)
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#define OBJ_VRAM0_SIZE 0x8000
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// bitmap-mode BG
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#define OBJ_VRAM1 (void *)(VRAM + 0x14000)
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#define OBJ_VRAM1_SIZE 0x4000
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#define OAM 0x7000000
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#define OAM_SIZE 0x400
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#define ROM_HEADER_SIZE 0xC0
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#define DISPLAY_WIDTH 240
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#define DISPLAY_HEIGHT 160
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#define TILE_SIZE_4BPP 32
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#define TILE_SIZE_8BPP 64
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#define BG_TILE_ADDR_4BPP(n) (void *)(BG_VRAM + (TILE_SIZE_4BPP * (n)))
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#define TILE_OFFSET_4BPP(n) ((n) * TILE_SIZE_4BPP)
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#define TILE_OFFSET_8BPP(n) ((n) * TILE_SIZE_8BPP)
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#define TOTAL_OBJ_TILE_COUNT 1024
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#define PLTT_SIZEOF(n) ((n) * sizeof(u16))
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#define PLTT_SIZE_4BPP PLTT_SIZEOF(16)
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#define PLTT_SIZE_8BPP PLTT_SIZEOF(256)
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#define PLTT_OFFSET_4BPP(n) ((n) * PLTT_SIZE_4BPP)
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// Some functions are strictly inline asm
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#define NAKED __attribute__((naked))
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#define UNUSED __attribute__((unused))
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#endif // GUARD_GBA_DEFINES
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