mirror of https://github.com/mgba-emu/mgba.git
1302 lines
44 KiB
C
1302 lines
44 KiB
C
/* Copyright (c) 2013-2016 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <mgba/gba/core.h>
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#include <mgba/core/core.h>
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#include <mgba/core/log.h>
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#include <mgba/internal/arm/debugger/debugger.h>
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#include <mgba/internal/debugger/symbols.h>
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#include <mgba/internal/gba/cheats.h>
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#include <mgba/internal/gba/gba.h>
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#include <mgba/internal/gba/io.h>
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#include <mgba/internal/gba/extra/audio-mixer.h>
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#include <mgba/internal/gba/extra/cli.h>
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#include <mgba/internal/gba/overrides.h>
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#ifndef DISABLE_THREADING
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#include <mgba/feature/thread-proxy.h>
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#endif
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#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
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#include <mgba/internal/gba/renderers/gl.h>
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#endif
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#include <mgba/internal/gba/renderers/proxy.h>
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#include <mgba/internal/gba/renderers/video-software.h>
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#include <mgba/internal/gba/savedata.h>
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#include <mgba/internal/gba/serialize.h>
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#ifdef USE_ELF
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#include <mgba-util/elf-read.h>
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#endif
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#include <mgba-util/memory.h>
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#include <mgba-util/patch.h>
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#include <mgba-util/vfs.h>
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static const struct mCoreChannelInfo _GBAVideoLayers[] = {
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{ 0, "bg0", "Background 0", NULL },
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{ 1, "bg1", "Background 1", NULL },
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{ 2, "bg2", "Background 2", NULL },
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{ 3, "bg3", "Background 3", NULL },
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{ 4, "obj", "Objects", NULL },
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};
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static const struct mCoreChannelInfo _GBAAudioChannels[] = {
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{ 0, "ch1", "PSG Channel 1", "Square/Sweep" },
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{ 1, "ch2", "PSG Channel 2", "Square" },
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{ 2, "ch3", "PSG Channel 3", "PCM" },
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{ 3, "ch4", "PSG Channel 4", "Noise" },
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{ 4, "chA", "FIFO Channel A", NULL },
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{ 5, "chB", "FIFO Channel B", NULL },
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};
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static const struct mCoreMemoryBlock _GBAMemoryBlocks[] = {
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{ -1, "mem", "All", "All", 0, 0x10000000, 0x10000000, mCORE_MEMORY_VIRTUAL },
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{ REGION_BIOS, "bios", "BIOS", "BIOS (16kiB)", BASE_BIOS, SIZE_BIOS, SIZE_BIOS, mCORE_MEMORY_READ | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_RAM, "wram", "EWRAM", "Working RAM (256kiB)", BASE_WORKING_RAM, BASE_WORKING_RAM + SIZE_WORKING_RAM, SIZE_WORKING_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_IRAM, "iwram", "IWRAM", "Internal Working RAM (32kiB)", BASE_WORKING_IRAM, BASE_WORKING_IRAM + SIZE_WORKING_IRAM, SIZE_WORKING_IRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_IO, "io", "MMIO", "Memory-Mapped I/O", BASE_IO, BASE_IO + SIZE_IO, SIZE_IO, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_PALETTE_RAM, "palette", "Palette", "Palette RAM (1kiB)", BASE_PALETTE_RAM, BASE_PALETTE_RAM + SIZE_PALETTE_RAM, SIZE_PALETTE_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_VRAM, "vram", "VRAM", "Video RAM (96kiB)", BASE_VRAM, BASE_VRAM + SIZE_VRAM, SIZE_VRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_OAM, "oam", "OAM", "OBJ Attribute Memory (1kiB)", BASE_OAM, BASE_OAM + SIZE_OAM, SIZE_OAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_CART0, "cart0", "ROM", "Game Pak (32MiB)", BASE_CART0, BASE_CART0 + SIZE_CART0, SIZE_CART0, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART1, "cart1", "ROM WS1", "Game Pak (Waitstate 1)", BASE_CART1, BASE_CART1 + SIZE_CART1, SIZE_CART1, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART2, "cart2", "ROM WS2", "Game Pak (Waitstate 2)", BASE_CART2, BASE_CART2 + SIZE_CART2, SIZE_CART2, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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};
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static const struct mCoreMemoryBlock _GBAMemoryBlocksSRAM[] = {
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{ -1, "mem", "All", "All", 0, 0x10000000, 0x10000000, mCORE_MEMORY_VIRTUAL },
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{ REGION_BIOS, "bios", "BIOS", "BIOS (16kiB)", BASE_BIOS, SIZE_BIOS, SIZE_BIOS, mCORE_MEMORY_READ | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_RAM, "wram", "EWRAM", "Working RAM (256kiB)", BASE_WORKING_RAM, BASE_WORKING_RAM + SIZE_WORKING_RAM, SIZE_WORKING_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_IRAM, "iwram", "IWRAM", "Internal Working RAM (32kiB)", BASE_WORKING_IRAM, BASE_WORKING_IRAM + SIZE_WORKING_IRAM, SIZE_WORKING_IRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_IO, "io", "MMIO", "Memory-Mapped I/O", BASE_IO, BASE_IO + SIZE_IO, SIZE_IO, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_PALETTE_RAM, "palette", "Palette", "Palette RAM (1kiB)", BASE_PALETTE_RAM, BASE_PALETTE_RAM + SIZE_PALETTE_RAM, SIZE_PALETTE_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_VRAM, "vram", "VRAM", "Video RAM (96kiB)", BASE_VRAM, BASE_VRAM + SIZE_VRAM, SIZE_VRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_OAM, "oam", "OAM", "OBJ Attribute Memory (1kiB)", BASE_OAM, BASE_OAM + SIZE_OAM, SIZE_OAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_CART0, "cart0", "ROM", "Game Pak (32MiB)", BASE_CART0, BASE_CART0 + SIZE_CART0, SIZE_CART0, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART1, "cart1", "ROM WS1", "Game Pak (Waitstate 1)", BASE_CART1, BASE_CART1 + SIZE_CART1, SIZE_CART1, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART2, "cart2", "ROM WS2", "Game Pak (Waitstate 2)", BASE_CART2, BASE_CART2 + SIZE_CART2, SIZE_CART2, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART_SRAM, "sram", "SRAM", "Static RAM (64kiB)", BASE_CART_SRAM, BASE_CART_SRAM + SIZE_CART_SRAM, SIZE_CART_SRAM, true },
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};
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static const struct mCoreMemoryBlock _GBAMemoryBlocksFlash512[] = {
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{ -1, "mem", "All", "All", 0, 0x10000000, 0x10000000, mCORE_MEMORY_VIRTUAL },
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{ REGION_BIOS, "bios", "BIOS", "BIOS (16kiB)", BASE_BIOS, SIZE_BIOS, SIZE_BIOS, mCORE_MEMORY_READ | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_RAM, "wram", "EWRAM", "Working RAM (256kiB)", BASE_WORKING_RAM, BASE_WORKING_RAM + SIZE_WORKING_RAM, SIZE_WORKING_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_IRAM, "iwram", "IWRAM", "Internal Working RAM (32kiB)", BASE_WORKING_IRAM, BASE_WORKING_IRAM + SIZE_WORKING_IRAM, SIZE_WORKING_IRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_IO, "io", "MMIO", "Memory-Mapped I/O", BASE_IO, BASE_IO + SIZE_IO, SIZE_IO, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_PALETTE_RAM, "palette", "Palette", "Palette RAM (1kiB)", BASE_PALETTE_RAM, BASE_PALETTE_RAM + SIZE_PALETTE_RAM, SIZE_PALETTE_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_VRAM, "vram", "VRAM", "Video RAM (96kiB)", BASE_VRAM, BASE_VRAM + SIZE_VRAM, SIZE_VRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_OAM, "oam", "OAM", "OBJ Attribute Memory (1kiB)", BASE_OAM, BASE_OAM + SIZE_OAM, SIZE_OAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_CART0, "cart0", "ROM", "Game Pak (32MiB)", BASE_CART0, BASE_CART0 + SIZE_CART0, SIZE_CART0, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART1, "cart1", "ROM WS1", "Game Pak (Waitstate 1)", BASE_CART1, BASE_CART1 + SIZE_CART1, SIZE_CART1, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART2, "cart2", "ROM WS2", "Game Pak (Waitstate 2)", BASE_CART2, BASE_CART2 + SIZE_CART2, SIZE_CART2, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART_SRAM, "sram", "Flash", "Flash Memory (64kiB)", BASE_CART_SRAM, BASE_CART_SRAM + SIZE_CART_FLASH512, SIZE_CART_FLASH512, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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};
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static const struct mCoreMemoryBlock _GBAMemoryBlocksFlash1M[] = {
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{ -1, "mem", "All", "All", 0, 0x10000000, 0x10000000, mCORE_MEMORY_VIRTUAL },
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{ REGION_BIOS, "bios", "BIOS", "BIOS (16kiB)", BASE_BIOS, SIZE_BIOS, SIZE_BIOS, mCORE_MEMORY_READ | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_RAM, "wram", "EWRAM", "Working RAM (256kiB)", BASE_WORKING_RAM, BASE_WORKING_RAM + SIZE_WORKING_RAM, SIZE_WORKING_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_IRAM, "iwram", "IWRAM", "Internal Working RAM (32kiB)", BASE_WORKING_IRAM, BASE_WORKING_IRAM + SIZE_WORKING_IRAM, SIZE_WORKING_IRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_IO, "io", "MMIO", "Memory-Mapped I/O", BASE_IO, BASE_IO + SIZE_IO, SIZE_IO, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_PALETTE_RAM, "palette", "Palette", "Palette RAM (1kiB)", BASE_PALETTE_RAM, BASE_PALETTE_RAM + SIZE_PALETTE_RAM, SIZE_PALETTE_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_VRAM, "vram", "VRAM", "Video RAM (96kiB)", BASE_VRAM, BASE_VRAM + SIZE_VRAM, SIZE_VRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_OAM, "oam", "OAM", "OBJ Attribute Memory (1kiB)", BASE_OAM, BASE_OAM + SIZE_OAM, SIZE_OAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_CART0, "cart0", "ROM", "Game Pak (32MiB)", BASE_CART0, BASE_CART0 + SIZE_CART0, SIZE_CART0, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART1, "cart1", "ROM WS1", "Game Pak (Waitstate 1)", BASE_CART1, BASE_CART1 + SIZE_CART1, SIZE_CART1, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART2, "cart2", "ROM WS2", "Game Pak (Waitstate 2)", BASE_CART2, BASE_CART2 + SIZE_CART2, SIZE_CART2, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART_SRAM, "sram", "Flash", "Flash Memory (64kiB)", BASE_CART_SRAM, BASE_CART_SRAM + SIZE_CART_FLASH512, SIZE_CART_FLASH1M, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED, 1 },
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};
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static const struct mCoreMemoryBlock _GBAMemoryBlocksEEPROM[] = {
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{ -1, "mem", "All", "All", 0, 0x10000000, 0x10000000, mCORE_MEMORY_VIRTUAL },
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{ REGION_BIOS, "bios", "BIOS", "BIOS (16kiB)", BASE_BIOS, SIZE_BIOS, SIZE_BIOS, mCORE_MEMORY_READ | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_RAM, "wram", "EWRAM", "Working RAM (256kiB)", BASE_WORKING_RAM, BASE_WORKING_RAM + SIZE_WORKING_RAM, SIZE_WORKING_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_WORKING_IRAM, "iwram", "IWRAM", "Internal Working RAM (32kiB)", BASE_WORKING_IRAM, BASE_WORKING_IRAM + SIZE_WORKING_IRAM, SIZE_WORKING_IRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_IO, "io", "MMIO", "Memory-Mapped I/O", BASE_IO, BASE_IO + SIZE_IO, SIZE_IO, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_PALETTE_RAM, "palette", "Palette", "Palette RAM (1kiB)", BASE_PALETTE_RAM, BASE_PALETTE_RAM + SIZE_PALETTE_RAM, SIZE_PALETTE_RAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_VRAM, "vram", "VRAM", "Video RAM (96kiB)", BASE_VRAM, BASE_VRAM + SIZE_VRAM, SIZE_VRAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_OAM, "oam", "OAM", "OBJ Attribute Memory (1kiB)", BASE_OAM, BASE_OAM + SIZE_OAM, SIZE_OAM, mCORE_MEMORY_RW | mCORE_MEMORY_MAPPED },
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{ REGION_CART0, "cart0", "ROM", "Game Pak (32MiB)", BASE_CART0, BASE_CART0 + SIZE_CART0, SIZE_CART0, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART1, "cart1", "ROM WS1", "Game Pak (Waitstate 1)", BASE_CART1, BASE_CART1 + SIZE_CART1, SIZE_CART1, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART2, "cart2", "ROM WS2", "Game Pak (Waitstate 2)", BASE_CART2, BASE_CART2 + SIZE_CART2, SIZE_CART2, mCORE_MEMORY_READ | mCORE_MEMORY_WORM | mCORE_MEMORY_MAPPED },
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{ REGION_CART_SRAM_MIRROR, "eeprom", "EEPROM", "EEPROM (8kiB)", 0, SIZE_CART_EEPROM, SIZE_CART_EEPROM, mCORE_MEMORY_RW },
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};
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struct mVideoLogContext;
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#define CPU_COMPONENT_AUDIO_MIXER CPU_COMPONENT_MISC_1
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struct GBACore {
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struct mCore d;
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struct GBAVideoSoftwareRenderer renderer;
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#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
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struct GBAVideoGLRenderer glRenderer;
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#endif
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#ifndef MINIMAL_CORE
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struct GBAVideoProxyRenderer vlProxy;
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struct GBAVideoProxyRenderer proxyRenderer;
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struct mVideoLogContext* logContext;
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#endif
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struct mCoreCallbacks logCallbacks;
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#ifndef DISABLE_THREADING
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struct mVideoThreadProxy threadProxy;
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#endif
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int keys;
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struct mCPUComponent* components[CPU_COMPONENT_MAX];
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const struct Configuration* overrides;
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struct mDebuggerPlatform* debuggerPlatform;
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struct mCheatDevice* cheatDevice;
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struct GBAAudioMixer* audioMixer;
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};
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static bool _GBACoreInit(struct mCore* core) {
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struct GBACore* gbacore = (struct GBACore*) core;
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struct ARMCore* cpu = anonymousMemoryMap(sizeof(struct ARMCore));
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struct GBA* gba = anonymousMemoryMap(sizeof(struct GBA));
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if (!cpu || !gba) {
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free(cpu);
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free(gba);
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return false;
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}
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core->cpu = cpu;
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core->board = gba;
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core->timing = &gba->timing;
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core->debugger = NULL;
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core->symbolTable = NULL;
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core->videoLogger = NULL;
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gbacore->overrides = NULL;
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gbacore->debuggerPlatform = NULL;
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gbacore->cheatDevice = NULL;
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#ifndef MINIMAL_CORE
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gbacore->logContext = NULL;
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#endif
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gbacore->audioMixer = NULL;
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GBACreate(gba);
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// TODO: Restore cheats
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memset(gbacore->components, 0, sizeof(gbacore->components));
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ARMSetComponents(cpu, &gba->d, CPU_COMPONENT_MAX, gbacore->components);
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ARMInit(cpu);
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mRTCGenericSourceInit(&core->rtc, core);
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gba->rtcSource = &core->rtc.d;
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GBAVideoSoftwareRendererCreate(&gbacore->renderer);
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gbacore->renderer.outputBuffer = NULL;
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#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
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GBAVideoGLRendererCreate(&gbacore->glRenderer);
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gbacore->glRenderer.outputTex = -1;
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#endif
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#ifndef DISABLE_THREADING
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mVideoThreadProxyCreate(&gbacore->threadProxy);
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#endif
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#ifndef MINIMAL_CORE
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gbacore->vlProxy.logger = NULL;
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gbacore->proxyRenderer.logger = NULL;
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#endif
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gbacore->keys = 0;
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gba->keySource = &gbacore->keys;
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#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
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mDirectorySetInit(&core->dirs);
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#endif
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return true;
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}
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static void _GBACoreDeinit(struct mCore* core) {
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ARMDeinit(core->cpu);
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GBADestroy(core->board);
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mappedMemoryFree(core->cpu, sizeof(struct ARMCore));
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mappedMemoryFree(core->board, sizeof(struct GBA));
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#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
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mDirectorySetDeinit(&core->dirs);
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#endif
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struct GBACore* gbacore = (struct GBACore*) core;
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free(gbacore->debuggerPlatform);
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if (gbacore->cheatDevice) {
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mCheatDeviceDestroy(gbacore->cheatDevice);
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}
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free(gbacore->cheatDevice);
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free(gbacore->audioMixer);
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mCoreConfigFreeOpts(&core->opts);
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free(core);
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}
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static enum mPlatform _GBACorePlatform(const struct mCore* core) {
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UNUSED(core);
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return PLATFORM_GBA;
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}
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static bool _GBACoreSupportsFeature(const struct mCore* core, enum mCoreFeature feature) {
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UNUSED(core);
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switch (feature) {
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case mCORE_FEATURE_OPENGL:
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#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
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return true;
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#else
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return false;
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#endif
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default:
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return false;
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}
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}
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static void _GBACoreSetSync(struct mCore* core, struct mCoreSync* sync) {
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struct GBA* gba = core->board;
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gba->sync = sync;
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}
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static void _GBACoreLoadConfig(struct mCore* core, const struct mCoreConfig* config) {
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struct GBA* gba = core->board;
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if (core->opts.mute) {
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gba->audio.masterVolume = 0;
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} else {
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gba->audio.masterVolume = core->opts.volume;
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}
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gba->video.frameskip = core->opts.frameskip;
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#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
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struct GBACore* gbacore = (struct GBACore*) core;
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gbacore->overrides = mCoreConfigGetOverridesConst(config);
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#endif
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const char* idleOptimization = mCoreConfigGetValue(config, "idleOptimization");
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if (idleOptimization) {
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if (strcasecmp(idleOptimization, "ignore") == 0) {
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gba->idleOptimization = IDLE_LOOP_IGNORE;
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} else if (strcasecmp(idleOptimization, "remove") == 0) {
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gba->idleOptimization = IDLE_LOOP_REMOVE;
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} else if (strcasecmp(idleOptimization, "detect") == 0) {
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if (gba->idleLoop == IDLE_LOOP_NONE) {
|
|
gba->idleOptimization = IDLE_LOOP_DETECT;
|
|
} else {
|
|
gba->idleOptimization = IDLE_LOOP_REMOVE;
|
|
}
|
|
}
|
|
}
|
|
|
|
int fakeBool = 0;
|
|
mCoreConfigGetIntValue(config, "allowOpposingDirections", &fakeBool);
|
|
gba->allowOpposingDirections = fakeBool;
|
|
|
|
mCoreConfigCopyValue(&core->config, config, "allowOpposingDirections");
|
|
mCoreConfigCopyValue(&core->config, config, "gba.bios");
|
|
mCoreConfigCopyValue(&core->config, config, "gba.audioHle");
|
|
|
|
#ifndef DISABLE_THREADING
|
|
mCoreConfigCopyValue(&core->config, config, "threadedVideo");
|
|
#endif
|
|
mCoreConfigCopyValue(&core->config, config, "hwaccelVideo");
|
|
mCoreConfigCopyValue(&core->config, config, "videoScale");
|
|
}
|
|
|
|
static void _GBACoreReloadConfigOption(struct mCore* core, const char* option, const struct mCoreConfig* config) {
|
|
struct GBA* gba = core->board;
|
|
if (!config) {
|
|
config = &core->config;
|
|
}
|
|
|
|
if (!option) {
|
|
// Reload options from opts
|
|
if (core->opts.mute) {
|
|
gba->audio.masterVolume = 0;
|
|
} else {
|
|
gba->audio.masterVolume = core->opts.volume;
|
|
}
|
|
gba->video.frameskip = core->opts.frameskip;
|
|
return;
|
|
}
|
|
|
|
int fakeBool;
|
|
if (strcmp("mute", option) == 0) {
|
|
if (mCoreConfigGetIntValue(config, "mute", &fakeBool)) {
|
|
core->opts.mute = fakeBool;
|
|
|
|
if (core->opts.mute) {
|
|
gba->audio.masterVolume = 0;
|
|
} else {
|
|
gba->audio.masterVolume = core->opts.volume;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
if (strcmp("volume", option) == 0) {
|
|
if (mCoreConfigGetIntValue(config, "volume", &core->opts.volume) && !core->opts.mute) {
|
|
gba->audio.masterVolume = core->opts.volume;
|
|
}
|
|
return;
|
|
}
|
|
if (strcmp("frameskip", option) == 0) {
|
|
if (mCoreConfigGetIntValue(config, "frameskip", &core->opts.frameskip)) {
|
|
gba->video.frameskip = core->opts.frameskip;
|
|
}
|
|
return;
|
|
}
|
|
if (strcmp("allowOpposingDirections", option) == 0) {
|
|
if (config != &core->config) {
|
|
mCoreConfigCopyValue(&core->config, config, "allowOpposingDirections");
|
|
}
|
|
if (mCoreConfigGetIntValue(config, "allowOpposingDirections", &fakeBool)) {
|
|
gba->allowOpposingDirections = fakeBool;
|
|
}
|
|
return;
|
|
}
|
|
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
if (strcmp("videoScale", option) == 0) {
|
|
if (config != &core->config) {
|
|
mCoreConfigCopyValue(&core->config, config, "videoScale");
|
|
}
|
|
if (gbacore->glRenderer.outputTex != (unsigned) -1 && mCoreConfigGetIntValue(&core->config, "hwaccelVideo", &fakeBool) && fakeBool) {
|
|
int scale;
|
|
mCoreConfigGetIntValue(config, "videoScale", &scale);
|
|
GBAVideoGLRendererSetScale(&gbacore->glRenderer, scale);
|
|
}
|
|
return;
|
|
}
|
|
#endif
|
|
if (strcmp("hwaccelVideo", option) == 0) {
|
|
struct GBAVideoRenderer* renderer = NULL;
|
|
if (gbacore->renderer.outputBuffer) {
|
|
renderer = &gbacore->renderer.d;
|
|
}
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
if (gbacore->glRenderer.outputTex != (unsigned) -1 && mCoreConfigGetIntValue(&core->config, "hwaccelVideo", &fakeBool) && fakeBool) {
|
|
mCoreConfigGetIntValue(&core->config, "videoScale", &gbacore->glRenderer.scale);
|
|
renderer = &gbacore->glRenderer.d;
|
|
} else {
|
|
gbacore->glRenderer.scale = 1;
|
|
}
|
|
#endif
|
|
#ifndef MINIMAL_CORE
|
|
if (renderer && core->videoLogger) {
|
|
gbacore->proxyRenderer.logger = core->videoLogger;
|
|
GBAVideoProxyRendererCreate(&gbacore->proxyRenderer, renderer);
|
|
renderer = &gbacore->proxyRenderer.d;
|
|
}
|
|
#endif
|
|
if (renderer) {
|
|
GBAVideoAssociateRenderer(&gba->video, renderer);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void _GBACoreDesiredVideoDimensions(const struct mCore* core, unsigned* width, unsigned* height) {
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
const struct GBACore* gbacore = (const struct GBACore*) core;
|
|
int scale = gbacore->glRenderer.scale;
|
|
#else
|
|
UNUSED(core);
|
|
int scale = 1;
|
|
#endif
|
|
|
|
*width = GBA_VIDEO_HORIZONTAL_PIXELS * scale;
|
|
*height = GBA_VIDEO_VERTICAL_PIXELS * scale;
|
|
}
|
|
|
|
static void _GBACoreSetVideoBuffer(struct mCore* core, color_t* buffer, size_t stride) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->renderer.outputBuffer = buffer;
|
|
gbacore->renderer.outputBufferStride = stride;
|
|
memset(gbacore->renderer.scanlineDirty, 0xFFFFFFFF, sizeof(gbacore->renderer.scanlineDirty));
|
|
}
|
|
|
|
static void _GBACoreSetVideoGLTex(struct mCore* core, unsigned texid) {
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->glRenderer.outputTex = texid;
|
|
#else
|
|
UNUSED(core);
|
|
UNUSED(texid);
|
|
#endif
|
|
}
|
|
|
|
static void _GBACoreGetPixels(struct mCore* core, const void** buffer, size_t* stride) {
|
|
struct GBA* gba = core->board;
|
|
gba->video.renderer->getPixels(gba->video.renderer, stride, buffer);
|
|
}
|
|
|
|
static void _GBACorePutPixels(struct mCore* core, const void* buffer, size_t stride) {
|
|
struct GBA* gba = core->board;
|
|
gba->video.renderer->putPixels(gba->video.renderer, stride, buffer);
|
|
}
|
|
|
|
static struct blip_t* _GBACoreGetAudioChannel(struct mCore* core, int ch) {
|
|
struct GBA* gba = core->board;
|
|
switch (ch) {
|
|
case 0:
|
|
return gba->audio.psg.left;
|
|
case 1:
|
|
return gba->audio.psg.right;
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
static void _GBACoreSetAudioBufferSize(struct mCore* core, size_t samples) {
|
|
struct GBA* gba = core->board;
|
|
GBAAudioResizeBuffer(&gba->audio, samples);
|
|
}
|
|
|
|
static size_t _GBACoreGetAudioBufferSize(struct mCore* core) {
|
|
struct GBA* gba = core->board;
|
|
return gba->audio.samples;
|
|
}
|
|
|
|
static void _GBACoreAddCoreCallbacks(struct mCore* core, struct mCoreCallbacks* coreCallbacks) {
|
|
struct GBA* gba = core->board;
|
|
*mCoreCallbacksListAppend(&gba->coreCallbacks) = *coreCallbacks;
|
|
}
|
|
|
|
static void _GBACoreClearCoreCallbacks(struct mCore* core) {
|
|
struct GBA* gba = core->board;
|
|
mCoreCallbacksListClear(&gba->coreCallbacks);
|
|
}
|
|
|
|
static void _GBACoreSetAVStream(struct mCore* core, struct mAVStream* stream) {
|
|
struct GBA* gba = core->board;
|
|
gba->stream = stream;
|
|
if (stream && stream->videoDimensionsChanged) {
|
|
unsigned width, height;
|
|
core->desiredVideoDimensions(core, &width, &height);
|
|
stream->videoDimensionsChanged(stream, width, height);
|
|
}
|
|
}
|
|
|
|
static bool _GBACoreLoadROM(struct mCore* core, struct VFile* vf) {
|
|
#ifdef USE_ELF
|
|
struct ELF* elf = ELFOpen(vf);
|
|
if (elf) {
|
|
GBALoadNull(core->board);
|
|
bool success = mCoreLoadELF(core, elf);
|
|
ELFClose(elf);
|
|
return success;
|
|
}
|
|
#endif
|
|
if (GBAIsMB(vf)) {
|
|
return GBALoadMB(core->board, vf);
|
|
}
|
|
return GBALoadROM(core->board, vf);
|
|
}
|
|
|
|
static bool _GBACoreLoadBIOS(struct mCore* core, struct VFile* vf, int type) {
|
|
UNUSED(type);
|
|
if (!GBAIsBIOS(vf)) {
|
|
return false;
|
|
}
|
|
GBALoadBIOS(core->board, vf);
|
|
return true;
|
|
}
|
|
|
|
static bool _GBACoreLoadSave(struct mCore* core, struct VFile* vf) {
|
|
return GBALoadSave(core->board, vf);
|
|
}
|
|
|
|
static bool _GBACoreLoadTemporarySave(struct mCore* core, struct VFile* vf) {
|
|
struct GBA* gba = core->board;
|
|
GBASavedataMask(&gba->memory.savedata, vf, false);
|
|
return true; // TODO: Return a real value
|
|
}
|
|
|
|
static bool _GBACoreLoadPatch(struct mCore* core, struct VFile* vf) {
|
|
if (!vf) {
|
|
return false;
|
|
}
|
|
struct Patch patch;
|
|
if (!loadPatch(vf, &patch)) {
|
|
return false;
|
|
}
|
|
GBAApplyPatch(core->board, &patch);
|
|
return true;
|
|
}
|
|
|
|
static void _GBACoreUnloadROM(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct ARMCore* cpu = core->cpu;
|
|
if (gbacore->cheatDevice) {
|
|
ARMHotplugDetach(cpu, CPU_COMPONENT_CHEAT_DEVICE);
|
|
cpu->components[CPU_COMPONENT_CHEAT_DEVICE] = NULL;
|
|
mCheatDeviceDestroy(gbacore->cheatDevice);
|
|
gbacore->cheatDevice = NULL;
|
|
}
|
|
return GBAUnloadROM(core->board);
|
|
}
|
|
|
|
static void _GBACoreChecksum(const struct mCore* core, void* data, enum mCoreChecksumType type) {
|
|
struct GBA* gba = (struct GBA*) core->board;
|
|
switch (type) {
|
|
case CHECKSUM_CRC32:
|
|
memcpy(data, &gba->romCrc32, sizeof(gba->romCrc32));
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
|
|
static void _GBACoreReset(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct GBA* gba = (struct GBA*) core->board;
|
|
if (gbacore->renderer.outputBuffer
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
|| gbacore->glRenderer.outputTex != (unsigned) -1
|
|
#endif
|
|
) {
|
|
struct GBAVideoRenderer* renderer = NULL;
|
|
if (gbacore->renderer.outputBuffer) {
|
|
renderer = &gbacore->renderer.d;
|
|
}
|
|
int fakeBool ATTRIBUTE_UNUSED;
|
|
#if defined(BUILD_GLES2) || defined(BUILD_GLES3)
|
|
if (gbacore->glRenderer.outputTex != (unsigned) -1 && mCoreConfigGetIntValue(&core->config, "hwaccelVideo", &fakeBool) && fakeBool) {
|
|
mCoreConfigGetIntValue(&core->config, "videoScale", &gbacore->glRenderer.scale);
|
|
renderer = &gbacore->glRenderer.d;
|
|
} else {
|
|
gbacore->glRenderer.scale = 1;
|
|
}
|
|
#endif
|
|
#ifndef DISABLE_THREADING
|
|
if (mCoreConfigGetIntValue(&core->config, "threadedVideo", &fakeBool) && fakeBool) {
|
|
if (!core->videoLogger) {
|
|
core->videoLogger = &gbacore->threadProxy.d;
|
|
}
|
|
}
|
|
#endif
|
|
#ifndef MINIMAL_CORE
|
|
if (renderer && core->videoLogger) {
|
|
gbacore->proxyRenderer.logger = core->videoLogger;
|
|
GBAVideoProxyRendererCreate(&gbacore->proxyRenderer, renderer);
|
|
renderer = &gbacore->proxyRenderer.d;
|
|
}
|
|
#endif
|
|
if (renderer) {
|
|
GBAVideoAssociateRenderer(&gba->video, renderer);
|
|
}
|
|
}
|
|
|
|
#ifndef MINIMAL_CORE
|
|
int useAudioMixer;
|
|
if (!gbacore->audioMixer && mCoreConfigGetIntValue(&core->config, "gba.audioHle", &useAudioMixer) && useAudioMixer) {
|
|
gbacore->audioMixer = malloc(sizeof(*gbacore->audioMixer));
|
|
GBAAudioMixerCreate(gbacore->audioMixer);
|
|
((struct ARMCore*) core->cpu)->components[CPU_COMPONENT_AUDIO_MIXER] = &gbacore->audioMixer->d;
|
|
ARMHotplugAttach(core->cpu, CPU_COMPONENT_AUDIO_MIXER);
|
|
}
|
|
#endif
|
|
|
|
GBAOverrideApplyDefaults(gba, gbacore->overrides);
|
|
|
|
#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
|
|
if (!gba->biosVf && core->opts.useBios) {
|
|
struct VFile* bios = NULL;
|
|
bool found = false;
|
|
if (core->opts.bios) {
|
|
bios = VFileOpen(core->opts.bios, O_RDONLY);
|
|
if (bios && GBAIsBIOS(bios)) {
|
|
found = true;
|
|
} else if (bios) {
|
|
bios->close(bios);
|
|
bios = NULL;
|
|
}
|
|
}
|
|
if (!found) {
|
|
const char* configPath = mCoreConfigGetValue(&core->config, "gba.bios");
|
|
if (configPath) {
|
|
bios = VFileOpen(configPath, O_RDONLY);
|
|
}
|
|
if (bios && GBAIsBIOS(bios)) {
|
|
found = true;
|
|
} else if (bios) {
|
|
bios->close(bios);
|
|
bios = NULL;
|
|
}
|
|
}
|
|
if (!found) {
|
|
char path[PATH_MAX];
|
|
mCoreConfigDirectory(path, PATH_MAX);
|
|
strncat(path, PATH_SEP "gba_bios.bin", PATH_MAX - strlen(path));
|
|
bios = VFileOpen(path, O_RDONLY);
|
|
if (bios && GBAIsBIOS(bios)) {
|
|
found = true;
|
|
} else if (bios) {
|
|
bios->close(bios);
|
|
bios = NULL;
|
|
}
|
|
}
|
|
if (found && bios) {
|
|
GBALoadBIOS(gba, bios);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
ARMReset(core->cpu);
|
|
if ((core->opts.skipBios && (gba->romVf || gba->memory.rom)) || (gba->romVf && GBAIsMB(gba->romVf))) {
|
|
GBASkipBIOS(core->board);
|
|
}
|
|
}
|
|
|
|
static void _GBACoreRunFrame(struct mCore* core) {
|
|
struct GBA* gba = core->board;
|
|
int32_t frameCounter = gba->video.frameCounter;
|
|
uint32_t startCycle = mTimingCurrentTime(&gba->timing);
|
|
while (gba->video.frameCounter == frameCounter && mTimingCurrentTime(&gba->timing) - startCycle < VIDEO_TOTAL_LENGTH + VIDEO_HORIZONTAL_LENGTH) {
|
|
ARMRunLoop(core->cpu);
|
|
}
|
|
}
|
|
|
|
static void _GBACoreRunLoop(struct mCore* core) {
|
|
ARMRunLoop(core->cpu);
|
|
}
|
|
|
|
static void _GBACoreStep(struct mCore* core) {
|
|
ARMRun(core->cpu);
|
|
}
|
|
|
|
static size_t _GBACoreStateSize(struct mCore* core) {
|
|
UNUSED(core);
|
|
return sizeof(struct GBASerializedState);
|
|
}
|
|
|
|
static bool _GBACoreLoadState(struct mCore* core, const void* state) {
|
|
return GBADeserialize(core->board, state);
|
|
}
|
|
|
|
static bool _GBACoreSaveState(struct mCore* core, void* state) {
|
|
GBASerialize(core->board, state);
|
|
return true;
|
|
}
|
|
|
|
static void _GBACoreSetKeys(struct mCore* core, uint32_t keys) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->keys = keys;
|
|
GBATestKeypadIRQ(core->board);
|
|
}
|
|
|
|
static void _GBACoreAddKeys(struct mCore* core, uint32_t keys) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->keys |= keys;
|
|
GBATestKeypadIRQ(core->board);
|
|
}
|
|
|
|
static void _GBACoreClearKeys(struct mCore* core, uint32_t keys) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->keys &= ~keys;
|
|
}
|
|
|
|
static int32_t _GBACoreFrameCounter(const struct mCore* core) {
|
|
const struct GBA* gba = core->board;
|
|
return gba->video.frameCounter;
|
|
}
|
|
|
|
static int32_t _GBACoreFrameCycles(const struct mCore* core) {
|
|
UNUSED(core);
|
|
return VIDEO_TOTAL_LENGTH;
|
|
}
|
|
|
|
static int32_t _GBACoreFrequency(const struct mCore* core) {
|
|
UNUSED(core);
|
|
return GBA_ARM7TDMI_FREQUENCY;
|
|
}
|
|
|
|
static void _GBACoreGetGameTitle(const struct mCore* core, char* title) {
|
|
GBAGetGameTitle(core->board, title);
|
|
}
|
|
|
|
static void _GBACoreGetGameCode(const struct mCore* core, char* title) {
|
|
GBAGetGameCode(core->board, title);
|
|
}
|
|
|
|
static void _GBACoreSetPeripheral(struct mCore* core, int type, void* periph) {
|
|
struct GBA* gba = core->board;
|
|
switch (type) {
|
|
case mPERIPH_ROTATION:
|
|
gba->rotationSource = periph;
|
|
break;
|
|
case mPERIPH_RUMBLE:
|
|
gba->rumble = periph;
|
|
break;
|
|
case mPERIPH_GBA_LUMINANCE:
|
|
gba->luminanceSource = periph;
|
|
break;
|
|
case mPERIPH_GBA_BATTLECHIP_GATE:
|
|
GBASIOSetDriver(&gba->sio, periph, SIO_MULTI);
|
|
GBASIOSetDriver(&gba->sio, periph, SIO_NORMAL_32);
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
}
|
|
|
|
static uint32_t _GBACoreBusRead8(struct mCore* core, uint32_t address) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
return cpu->memory.load8(cpu, address, 0);
|
|
}
|
|
|
|
static uint32_t _GBACoreBusRead16(struct mCore* core, uint32_t address) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
return cpu->memory.load16(cpu, address, 0);
|
|
|
|
}
|
|
|
|
static uint32_t _GBACoreBusRead32(struct mCore* core, uint32_t address) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
return cpu->memory.load32(cpu, address, 0);
|
|
}
|
|
|
|
static void _GBACoreBusWrite8(struct mCore* core, uint32_t address, uint8_t value) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
cpu->memory.store8(cpu, address, value, 0);
|
|
}
|
|
|
|
static void _GBACoreBusWrite16(struct mCore* core, uint32_t address, uint16_t value) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
cpu->memory.store16(cpu, address, value, 0);
|
|
}
|
|
|
|
static void _GBACoreBusWrite32(struct mCore* core, uint32_t address, uint32_t value) {
|
|
struct ARMCore* cpu = core->cpu;
|
|
cpu->memory.store32(cpu, address, value, 0);
|
|
}
|
|
|
|
static uint32_t _GBACoreRawRead8(struct mCore* core, uint32_t address, int segment) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
return GBAView8(cpu, address);
|
|
}
|
|
|
|
static uint32_t _GBACoreRawRead16(struct mCore* core, uint32_t address, int segment) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
return GBAView16(cpu, address);
|
|
}
|
|
|
|
static uint32_t _GBACoreRawRead32(struct mCore* core, uint32_t address, int segment) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
return GBAView32(cpu, address);
|
|
}
|
|
|
|
static void _GBACoreRawWrite8(struct mCore* core, uint32_t address, int segment, uint8_t value) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
GBAPatch8(cpu, address, value, NULL);
|
|
}
|
|
|
|
static void _GBACoreRawWrite16(struct mCore* core, uint32_t address, int segment, uint16_t value) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
GBAPatch16(cpu, address, value, NULL);
|
|
}
|
|
|
|
static void _GBACoreRawWrite32(struct mCore* core, uint32_t address, int segment, uint32_t value) {
|
|
UNUSED(segment);
|
|
struct ARMCore* cpu = core->cpu;
|
|
GBAPatch32(cpu, address, value, NULL);
|
|
}
|
|
|
|
size_t _GBAListMemoryBlocks(const struct mCore* core, const struct mCoreMemoryBlock** blocks) {
|
|
const struct GBA* gba = core->board;
|
|
switch (gba->memory.savedata.type) {
|
|
case SAVEDATA_SRAM:
|
|
*blocks = _GBAMemoryBlocksSRAM;
|
|
return sizeof(_GBAMemoryBlocksSRAM) / sizeof(*_GBAMemoryBlocksSRAM);
|
|
case SAVEDATA_FLASH512:
|
|
*blocks = _GBAMemoryBlocksFlash512;
|
|
return sizeof(_GBAMemoryBlocksFlash512) / sizeof(*_GBAMemoryBlocksFlash512);
|
|
case SAVEDATA_FLASH1M:
|
|
*blocks = _GBAMemoryBlocksFlash1M;
|
|
return sizeof(_GBAMemoryBlocksFlash1M) / sizeof(*_GBAMemoryBlocksFlash1M);
|
|
case SAVEDATA_EEPROM:
|
|
*blocks = _GBAMemoryBlocksEEPROM;
|
|
return sizeof(_GBAMemoryBlocksEEPROM) / sizeof(*_GBAMemoryBlocksEEPROM);
|
|
default:
|
|
*blocks = _GBAMemoryBlocks;
|
|
return sizeof(_GBAMemoryBlocks) / sizeof(*_GBAMemoryBlocks);
|
|
}
|
|
}
|
|
|
|
void* _GBAGetMemoryBlock(struct mCore* core, size_t id, size_t* sizeOut) {
|
|
struct GBA* gba = core->board;
|
|
switch (id) {
|
|
default:
|
|
return NULL;
|
|
case REGION_BIOS:
|
|
*sizeOut = SIZE_BIOS;
|
|
return gba->memory.bios;
|
|
case REGION_WORKING_RAM:
|
|
*sizeOut = SIZE_WORKING_RAM;
|
|
return gba->memory.wram;
|
|
case REGION_WORKING_IRAM:
|
|
*sizeOut = SIZE_WORKING_IRAM;
|
|
return gba->memory.iwram;
|
|
case REGION_PALETTE_RAM:
|
|
*sizeOut = SIZE_PALETTE_RAM;
|
|
return gba->video.palette;
|
|
case REGION_VRAM:
|
|
*sizeOut = SIZE_VRAM;
|
|
return gba->video.vram;
|
|
case REGION_OAM:
|
|
*sizeOut = SIZE_OAM;
|
|
return gba->video.oam.raw;
|
|
case REGION_CART0:
|
|
case REGION_CART1:
|
|
case REGION_CART2:
|
|
*sizeOut = gba->memory.romSize;
|
|
return gba->memory.rom;
|
|
case REGION_CART_SRAM:
|
|
if (gba->memory.savedata.type == SAVEDATA_FLASH1M) {
|
|
*sizeOut = SIZE_CART_FLASH1M;
|
|
return gba->memory.savedata.currentBank;
|
|
}
|
|
// Fall through
|
|
case REGION_CART_SRAM_MIRROR:
|
|
*sizeOut = GBASavedataSize(&gba->memory.savedata);
|
|
return gba->memory.savedata.data;
|
|
}
|
|
}
|
|
|
|
#ifdef USE_DEBUGGERS
|
|
static bool _GBACoreSupportsDebuggerType(struct mCore* core, enum mDebuggerType type) {
|
|
UNUSED(core);
|
|
switch (type) {
|
|
case DEBUGGER_CUSTOM:
|
|
case DEBUGGER_CLI:
|
|
case DEBUGGER_GDB:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static struct mDebuggerPlatform* _GBACoreDebuggerPlatform(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
if (!gbacore->debuggerPlatform) {
|
|
gbacore->debuggerPlatform = ARMDebuggerPlatformCreate();
|
|
}
|
|
return gbacore->debuggerPlatform;
|
|
}
|
|
|
|
static struct CLIDebuggerSystem* _GBACoreCliDebuggerSystem(struct mCore* core) {
|
|
return &GBACLIDebuggerCreate(core)->d;
|
|
}
|
|
|
|
static void _GBACoreAttachDebugger(struct mCore* core, struct mDebugger* debugger) {
|
|
if (core->debugger) {
|
|
GBADetachDebugger(core->board);
|
|
}
|
|
GBAAttachDebugger(core->board, debugger);
|
|
core->debugger = debugger;
|
|
}
|
|
|
|
static void _GBACoreDetachDebugger(struct mCore* core) {
|
|
GBADetachDebugger(core->board);
|
|
core->debugger = NULL;
|
|
}
|
|
|
|
static void _GBACoreLoadSymbols(struct mCore* core, struct VFile* vf) {
|
|
bool closeAfter = false;
|
|
core->symbolTable = mDebuggerSymbolTableCreate();
|
|
#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
|
|
#ifdef USE_ELF
|
|
if (!vf) {
|
|
closeAfter = true;
|
|
vf = mDirectorySetOpenSuffix(&core->dirs, core->dirs.base, ".elf", O_RDONLY);
|
|
}
|
|
#endif
|
|
if (!vf) {
|
|
closeAfter = true;
|
|
vf = mDirectorySetOpenSuffix(&core->dirs, core->dirs.base, ".sym", O_RDONLY);
|
|
}
|
|
#endif
|
|
if (!vf) {
|
|
return;
|
|
}
|
|
#ifdef USE_ELF
|
|
struct ELF* elf = ELFOpen(vf);
|
|
if (elf) {
|
|
#ifdef USE_DEBUGGERS
|
|
mCoreLoadELFSymbols(core->symbolTable, elf);
|
|
#endif
|
|
ELFClose(elf);
|
|
} else
|
|
#endif
|
|
{
|
|
mDebuggerLoadARMIPSSymbols(core->symbolTable, vf);
|
|
}
|
|
if (closeAfter) {
|
|
vf->close(vf);
|
|
}
|
|
}
|
|
|
|
static bool _GBACoreLookupIdentifier(struct mCore* core, const char* name, int32_t* value, int* segment) {
|
|
UNUSED(core);
|
|
*segment = -1;
|
|
int i;
|
|
for (i = 0; i < REG_MAX; i += 2) {
|
|
const char* reg = GBAIORegisterNames[i >> 1];
|
|
if (reg && strcasecmp(reg, name) == 0) {
|
|
*value = BASE_IO | i;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
static struct mCheatDevice* _GBACoreCheatDevice(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
if (!gbacore->cheatDevice) {
|
|
gbacore->cheatDevice = GBACheatDeviceCreate();
|
|
((struct ARMCore*) core->cpu)->components[CPU_COMPONENT_CHEAT_DEVICE] = &gbacore->cheatDevice->d;
|
|
ARMHotplugAttach(core->cpu, CPU_COMPONENT_CHEAT_DEVICE);
|
|
gbacore->cheatDevice->p = core;
|
|
}
|
|
return gbacore->cheatDevice;
|
|
}
|
|
|
|
static size_t _GBACoreSavedataClone(struct mCore* core, void** sram) {
|
|
struct GBA* gba = core->board;
|
|
size_t size = GBASavedataSize(&gba->memory.savedata);
|
|
if (!size) {
|
|
*sram = NULL;
|
|
return 0;
|
|
}
|
|
*sram = malloc(size);
|
|
struct VFile* vf = VFileFromMemory(*sram, size);
|
|
if (!vf) {
|
|
free(*sram);
|
|
*sram = NULL;
|
|
return 0;
|
|
}
|
|
bool success = GBASavedataClone(&gba->memory.savedata, vf);
|
|
vf->close(vf);
|
|
if (!success) {
|
|
free(*sram);
|
|
*sram = NULL;
|
|
return 0;
|
|
}
|
|
return size;
|
|
}
|
|
|
|
static bool _GBACoreSavedataRestore(struct mCore* core, const void* sram, size_t size, bool writeback) {
|
|
struct VFile* vf = VFileMemChunk(sram, size);
|
|
if (!vf) {
|
|
return false;
|
|
}
|
|
struct GBA* gba = core->board;
|
|
bool success = true;
|
|
if (writeback) {
|
|
success = GBASavedataLoad(&gba->memory.savedata, vf);
|
|
vf->close(vf);
|
|
} else {
|
|
GBASavedataMask(&gba->memory.savedata, vf, true);
|
|
}
|
|
return success;
|
|
}
|
|
|
|
static size_t _GBACoreListVideoLayers(const struct mCore* core, const struct mCoreChannelInfo** info) {
|
|
UNUSED(core);
|
|
if (info) {
|
|
*info = _GBAVideoLayers;
|
|
}
|
|
return sizeof(_GBAVideoLayers) / sizeof(*_GBAVideoLayers);
|
|
}
|
|
|
|
static size_t _GBACoreListAudioChannels(const struct mCore* core, const struct mCoreChannelInfo** info) {
|
|
UNUSED(core);
|
|
if (info) {
|
|
*info = _GBAAudioChannels;
|
|
}
|
|
return sizeof(_GBAAudioChannels) / sizeof(*_GBAAudioChannels);
|
|
}
|
|
|
|
static void _GBACoreEnableVideoLayer(struct mCore* core, size_t id, bool enable) {
|
|
struct GBA* gba = core->board;
|
|
switch (id) {
|
|
case 0:
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
gba->video.renderer->disableBG[id] = !enable;
|
|
break;
|
|
case 4:
|
|
gba->video.renderer->disableOBJ = !enable;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void _GBACoreEnableAudioChannel(struct mCore* core, size_t id, bool enable) {
|
|
struct GBA* gba = core->board;
|
|
switch (id) {
|
|
case 0:
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
gba->audio.psg.forceDisableCh[id] = !enable;
|
|
break;
|
|
case 4:
|
|
gba->audio.forceDisableChA = !enable;
|
|
break;
|
|
case 5:
|
|
gba->audio.forceDisableChB = !enable;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void _GBACoreAdjustVideoLayer(struct mCore* core, size_t id, int32_t x, int32_t y) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
switch (id) {
|
|
case 0:
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
gbacore->renderer.bg[id].offsetX = x;
|
|
gbacore->renderer.bg[id].offsetY = y;
|
|
break;
|
|
case 4:
|
|
gbacore->renderer.objOffsetX = x;
|
|
gbacore->renderer.objOffsetY = y;
|
|
gbacore->renderer.oamDirty = 1;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
memset(gbacore->renderer.scanlineDirty, 0xFFFFFFFF, sizeof(gbacore->renderer.scanlineDirty));
|
|
}
|
|
|
|
#ifndef MINIMAL_CORE
|
|
static void _GBACoreStartVideoLog(struct mCore* core, struct mVideoLogContext* context) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct GBA* gba = core->board;
|
|
gbacore->logContext = context;
|
|
|
|
struct GBASerializedState* state = mVideoLogContextInitialState(context, NULL);
|
|
state->id = 0;
|
|
state->cpu.gprs[ARM_PC] = BASE_WORKING_RAM;
|
|
|
|
int channelId = mVideoLoggerAddChannel(context);
|
|
gbacore->vlProxy.logger = malloc(sizeof(struct mVideoLogger));
|
|
mVideoLoggerRendererCreate(gbacore->vlProxy.logger, false);
|
|
mVideoLoggerAttachChannel(gbacore->vlProxy.logger, context, channelId);
|
|
gbacore->vlProxy.logger->block = false;
|
|
|
|
GBAVideoProxyRendererCreate(&gbacore->vlProxy, gba->video.renderer);
|
|
GBAVideoProxyRendererShim(&gba->video, &gbacore->vlProxy);
|
|
}
|
|
|
|
static void _GBACoreEndVideoLog(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct GBA* gba = core->board;
|
|
if (gbacore->vlProxy.logger) {
|
|
GBAVideoProxyRendererUnshim(&gba->video, &gbacore->vlProxy);
|
|
free(gbacore->vlProxy.logger);
|
|
gbacore->vlProxy.logger = NULL;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
struct mCore* GBACoreCreate(void) {
|
|
struct GBACore* gbacore = malloc(sizeof(*gbacore));
|
|
struct mCore* core = &gbacore->d;
|
|
memset(&core->opts, 0, sizeof(core->opts));
|
|
core->cpu = NULL;
|
|
core->board = NULL;
|
|
core->debugger = NULL;
|
|
core->init = _GBACoreInit;
|
|
core->deinit = _GBACoreDeinit;
|
|
core->platform = _GBACorePlatform;
|
|
core->supportsFeature = _GBACoreSupportsFeature;
|
|
core->setSync = _GBACoreSetSync;
|
|
core->loadConfig = _GBACoreLoadConfig;
|
|
core->reloadConfigOption = _GBACoreReloadConfigOption;
|
|
core->desiredVideoDimensions = _GBACoreDesiredVideoDimensions;
|
|
core->setVideoBuffer = _GBACoreSetVideoBuffer;
|
|
core->setVideoGLTex = _GBACoreSetVideoGLTex;
|
|
core->getPixels = _GBACoreGetPixels;
|
|
core->putPixels = _GBACorePutPixels;
|
|
core->getAudioChannel = _GBACoreGetAudioChannel;
|
|
core->setAudioBufferSize = _GBACoreSetAudioBufferSize;
|
|
core->getAudioBufferSize = _GBACoreGetAudioBufferSize;
|
|
core->addCoreCallbacks = _GBACoreAddCoreCallbacks;
|
|
core->clearCoreCallbacks = _GBACoreClearCoreCallbacks;
|
|
core->setAVStream = _GBACoreSetAVStream;
|
|
core->isROM = GBAIsROM;
|
|
core->loadROM = _GBACoreLoadROM;
|
|
core->loadBIOS = _GBACoreLoadBIOS;
|
|
core->loadSave = _GBACoreLoadSave;
|
|
core->loadTemporarySave = _GBACoreLoadTemporarySave;
|
|
core->loadPatch = _GBACoreLoadPatch;
|
|
core->unloadROM = _GBACoreUnloadROM;
|
|
core->checksum = _GBACoreChecksum;
|
|
core->reset = _GBACoreReset;
|
|
core->runFrame = _GBACoreRunFrame;
|
|
core->runLoop = _GBACoreRunLoop;
|
|
core->step = _GBACoreStep;
|
|
core->stateSize = _GBACoreStateSize;
|
|
core->loadState = _GBACoreLoadState;
|
|
core->saveState = _GBACoreSaveState;
|
|
core->setKeys = _GBACoreSetKeys;
|
|
core->addKeys = _GBACoreAddKeys;
|
|
core->clearKeys = _GBACoreClearKeys;
|
|
core->frameCounter = _GBACoreFrameCounter;
|
|
core->frameCycles = _GBACoreFrameCycles;
|
|
core->frequency = _GBACoreFrequency;
|
|
core->getGameTitle = _GBACoreGetGameTitle;
|
|
core->getGameCode = _GBACoreGetGameCode;
|
|
core->setPeripheral = _GBACoreSetPeripheral;
|
|
core->busRead8 = _GBACoreBusRead8;
|
|
core->busRead16 = _GBACoreBusRead16;
|
|
core->busRead32 = _GBACoreBusRead32;
|
|
core->busWrite8 = _GBACoreBusWrite8;
|
|
core->busWrite16 = _GBACoreBusWrite16;
|
|
core->busWrite32 = _GBACoreBusWrite32;
|
|
core->rawRead8 = _GBACoreRawRead8;
|
|
core->rawRead16 = _GBACoreRawRead16;
|
|
core->rawRead32 = _GBACoreRawRead32;
|
|
core->rawWrite8 = _GBACoreRawWrite8;
|
|
core->rawWrite16 = _GBACoreRawWrite16;
|
|
core->rawWrite32 = _GBACoreRawWrite32;
|
|
core->listMemoryBlocks = _GBAListMemoryBlocks;
|
|
core->getMemoryBlock = _GBAGetMemoryBlock;
|
|
#ifdef USE_DEBUGGERS
|
|
core->supportsDebuggerType = _GBACoreSupportsDebuggerType;
|
|
core->debuggerPlatform = _GBACoreDebuggerPlatform;
|
|
core->cliDebuggerSystem = _GBACoreCliDebuggerSystem;
|
|
core->attachDebugger = _GBACoreAttachDebugger;
|
|
core->detachDebugger = _GBACoreDetachDebugger;
|
|
core->loadSymbols = _GBACoreLoadSymbols;
|
|
core->lookupIdentifier = _GBACoreLookupIdentifier;
|
|
#endif
|
|
core->cheatDevice = _GBACoreCheatDevice;
|
|
core->savedataClone = _GBACoreSavedataClone;
|
|
core->savedataRestore = _GBACoreSavedataRestore;
|
|
core->listVideoLayers = _GBACoreListVideoLayers;
|
|
core->listAudioChannels = _GBACoreListAudioChannels;
|
|
core->enableVideoLayer = _GBACoreEnableVideoLayer;
|
|
core->enableAudioChannel = _GBACoreEnableAudioChannel;
|
|
core->adjustVideoLayer = _GBACoreAdjustVideoLayer;
|
|
#ifndef MINIMAL_CORE
|
|
core->startVideoLog = _GBACoreStartVideoLog;
|
|
core->endVideoLog = _GBACoreEndVideoLog;
|
|
#endif
|
|
return core;
|
|
}
|
|
|
|
#ifndef MINIMAL_CORE
|
|
static void _GBAVLPStartFrameCallback(void *context) {
|
|
struct mCore* core = context;
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct GBA* gba = core->board;
|
|
|
|
if (!mVideoLoggerRendererRun(gbacore->vlProxy.logger, true)) {
|
|
GBAVideoProxyRendererUnshim(&gba->video, &gbacore->vlProxy);
|
|
mVideoLogContextRewind(gbacore->logContext, core);
|
|
GBAVideoProxyRendererShim(&gba->video, &gbacore->vlProxy);
|
|
gba->earlyExit = true;
|
|
}
|
|
}
|
|
|
|
static bool _GBAVLPInit(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
if (!_GBACoreInit(core)) {
|
|
return false;
|
|
}
|
|
gbacore->vlProxy.logger = malloc(sizeof(struct mVideoLogger));
|
|
mVideoLoggerRendererCreate(gbacore->vlProxy.logger, true);
|
|
GBAVideoProxyRendererCreate(&gbacore->vlProxy, NULL);
|
|
memset(&gbacore->logCallbacks, 0, sizeof(gbacore->logCallbacks));
|
|
gbacore->logCallbacks.videoFrameStarted = _GBAVLPStartFrameCallback;
|
|
gbacore->logCallbacks.context = core;
|
|
core->addCoreCallbacks(core, &gbacore->logCallbacks);
|
|
core->videoLogger = gbacore->vlProxy.logger;
|
|
return true;
|
|
}
|
|
|
|
static void _GBAVLPDeinit(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
if (gbacore->logContext) {
|
|
mVideoLogContextDestroy(core, gbacore->logContext);
|
|
}
|
|
_GBACoreDeinit(core);
|
|
}
|
|
|
|
static void _GBAVLPReset(struct mCore* core) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
struct GBA* gba = (struct GBA*) core->board;
|
|
if (gba->video.renderer == &gbacore->vlProxy.d) {
|
|
GBAVideoProxyRendererUnshim(&gba->video, &gbacore->vlProxy);
|
|
} else if (gbacore->renderer.outputBuffer) {
|
|
struct GBAVideoRenderer* renderer = &gbacore->renderer.d;
|
|
GBAVideoAssociateRenderer(&gba->video, renderer);
|
|
}
|
|
|
|
ARMReset(core->cpu);
|
|
mVideoLogContextRewind(gbacore->logContext, core);
|
|
GBAVideoProxyRendererShim(&gba->video, &gbacore->vlProxy);
|
|
|
|
// Make sure CPU loop never spins
|
|
GBAHalt(gba);
|
|
gba->cpu->memory.store16(gba->cpu, BASE_IO | REG_IME, 0, NULL);
|
|
gba->cpu->memory.store16(gba->cpu, BASE_IO | REG_IE, 0, NULL);
|
|
}
|
|
|
|
static bool _GBAVLPLoadROM(struct mCore* core, struct VFile* vf) {
|
|
struct GBACore* gbacore = (struct GBACore*) core;
|
|
gbacore->logContext = mVideoLogContextCreate(NULL);
|
|
if (!mVideoLogContextLoad(gbacore->logContext, vf)) {
|
|
mVideoLogContextDestroy(core, gbacore->logContext);
|
|
gbacore->logContext = NULL;
|
|
return false;
|
|
}
|
|
mVideoLoggerAttachChannel(gbacore->vlProxy.logger, gbacore->logContext, 0);
|
|
return true;
|
|
}
|
|
|
|
static bool _GBAVLPLoadState(struct mCore* core, const void* state) {
|
|
struct GBA* gba = (struct GBA*) core->board;
|
|
|
|
gba->timing.root = NULL;
|
|
gba->cpu->gprs[ARM_PC] = BASE_WORKING_RAM;
|
|
gba->cpu->memory.setActiveRegion(gba->cpu, gba->cpu->gprs[ARM_PC]);
|
|
|
|
// Make sure CPU loop never spins
|
|
GBAHalt(gba);
|
|
gba->cpu->memory.store16(gba->cpu, BASE_IO | REG_IME, 0, NULL);
|
|
gba->cpu->memory.store16(gba->cpu, BASE_IO | REG_IE, 0, NULL);
|
|
GBAVideoDeserialize(&gba->video, state);
|
|
GBAIODeserialize(gba, state);
|
|
GBAAudioReset(&gba->audio);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool _returnTrue(struct VFile* vf) {
|
|
UNUSED(vf);
|
|
return true;
|
|
}
|
|
|
|
struct mCore* GBAVideoLogPlayerCreate(void) {
|
|
struct mCore* core = GBACoreCreate();
|
|
core->init = _GBAVLPInit;
|
|
core->deinit = _GBAVLPDeinit;
|
|
core->reset = _GBAVLPReset;
|
|
core->loadROM = _GBAVLPLoadROM;
|
|
core->loadState = _GBAVLPLoadState;
|
|
core->isROM = _returnTrue;
|
|
return core;
|
|
}
|
|
#else
|
|
struct mCore* GBAVideoLogPlayerCreate(void) {
|
|
return false;
|
|
}
|
|
#endif
|