mirror of https://github.com/mgba-emu/mgba.git
GBA BIOS: Implement dummy sound driver calls
This commit is contained in:
Vicki Pfau
parent
00b46d7041
commit
7ea3728165
1
CHANGES
1
CHANGES
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@ -7,6 +7,7 @@ Emulation fixes:
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- GB Serialize: Fix timing bug loading channel 4 timing
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- GBA: Fix multiboot entry point while skipping BIOS
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- GBA BIOS: Fix undefined instruction HLE behavior
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- GBA BIOS: Implement dummy sound driver calls
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- GBA DMA: Linger last DMA on bus (fixes mgba.io/i/301 and mgba.io/i/1320)
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- GBA Memory: Misaligned SRAM writes are ignored
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- GBA Memory: Improve gamepak prefetch timing
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@ -14,6 +14,52 @@ CXX_GUARD_START
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mLOG_DECLARE_CATEGORY(GBA_BIOS);
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enum GBASwi {
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GBA_SWI_SOFT_RESET = 0x00,
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GBA_SWI_REGISTER_RAM_RESET = 0x01,
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GBA_SWI_HALT = 0x02,
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GBA_SWI_STOP = 0x03,
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GBA_SWI_INTR_WAIT = 0x04,
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GBA_SWI_VBLANK_INTR_WAIT = 0x05,
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GBA_SWI_DIV = 0x06,
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GBA_SWI_DIV_ARM = 0x07,
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GBA_SWI_SQRT = 0x08,
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GBA_SWI_ARCTAN = 0x09,
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GBA_SWI_ARCTAN2 = 0x0A,
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GBA_SWI_CPU_SET = 0x0B,
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GBA_SWI_CPU_FAST_SET = 0x0C,
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GBA_SWI_GET_BIOS_CHECKSUM = 0x0D,
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GBA_SWI_BG_AFFINE_SET = 0x0E,
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GBA_SWI_OBJ_AFFINE_SET = 0x0F,
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GBA_SWI_BIT_UNPACK = 0x10,
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GBA_SWI_LZ77_UNCOMP_WRAM = 0x11,
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GBA_SWI_LZ77_UNCOMP_VRAM = 0x12,
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GBA_SWI_HUFFMAN_UNCOMP = 0x13,
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GBA_SWI_RL_UNCOMP_WRAM = 0x14,
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GBA_SWI_RL_UNCOMP_VRAM = 0x15,
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GBA_SWI_DIFF_8BIT_UNFILTER_WRAM = 0x16,
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GBA_SWI_DIFF_8BIT_UNFILTER_VRAM = 0x17,
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GBA_SWI_DIFF_16BIT_UNFILTER = 0x18,
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GBA_SWI_SOUND_BIAS = 0x19,
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GBA_SWI_SOUND_DRIVER_INIT = 0x1A,
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GBA_SWI_SOUND_DRIVER_MODE = 0x1B,
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GBA_SWI_SOUND_DRIVER_MAIN = 0x1C,
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GBA_SWI_SOUND_DRIVER_VSYNC = 0x1D,
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GBA_SWI_SOUND_CHANNEL_CLEAR = 0x1E,
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GBA_SWI_MIDI_KEY_2_FREQ = 0x1F,
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GBA_SWI_MUSIC_PLAYER_OPEN = 0x20,
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GBA_SWI_MUSIC_PLAYER_START = 0x21,
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GBA_SWI_MUSIC_PLAYER_STOP = 0x22,
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GBA_SWI_MUSIC_PLAYER_CONTINUE = 0x23,
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GBA_SWI_MUSIC_PLAYER_FADE_OUT = 0x24,
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GBA_SWI_MULTI_BOOT = 0x25,
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GBA_SWI_HARD_RESET = 0x26,
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GBA_SWI_CUSTOM_HALT = 0x27,
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GBA_SWI_SOUND_DRIVER_VSYNC_OFF = 0x28,
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GBA_SWI_SOUND_DRIVER_VSYNC_ON = 0x29,
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GBA_SWI_SOUND_DRIVER_GET_JUMP_LIST = 0x2A,
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};
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struct ARMCore;
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void GBASwi16(struct ARMCore* cpu, int immediate);
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void GBASwi32(struct ARMCore* cpu, int immediate);
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@ -424,43 +424,43 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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return;
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}
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switch (immediate) {
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case 0x0:
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case GBA_SWI_SOFT_RESET:
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_SoftReset(gba);
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break;
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case 0x1:
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case GBA_SWI_REGISTER_RAM_RESET:
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_RegisterRamReset(gba);
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break;
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case 0x2:
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case GBA_SWI_HALT:
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GBAHalt(gba);
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break;
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case 0x3:
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case GBA_SWI_STOP:
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GBAStop(gba);
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break;
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case 0x05:
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case GBA_SWI_VBLANK_INTR_WAIT:
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// VBlankIntrWait
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// Fall through:
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case 0x04:
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case GBA_SWI_INTR_WAIT:
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// IntrWait
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ARMRaiseSWI(cpu);
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break;
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case 0x6:
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case GBA_SWI_DIV:
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_Div(gba, cpu->gprs[0], cpu->gprs[1]);
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break;
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case 0x7:
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case GBA_SWI_DIV_ARM:
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_Div(gba, cpu->gprs[1], cpu->gprs[0]);
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break;
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case 0x8:
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case GBA_SWI_SQRT:
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cpu->gprs[0] = _Sqrt(cpu->gprs[0], &cpu->cycles);
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break;
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case 0x9:
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case GBA_SWI_ARCTAN:
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cpu->gprs[0] = _ArcTan(cpu->gprs[0], &cpu->gprs[1], &cpu->gprs[3], &cpu->cycles);
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break;
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case 0xA:
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case GBA_SWI_ARCTAN2:
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cpu->gprs[0] = (uint16_t) _ArcTan2(cpu->gprs[0], cpu->gprs[1], &cpu->gprs[1], &cpu->cycles);
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cpu->gprs[3] = 0x170;
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break;
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case 0xB:
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case 0xC:
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case GBA_SWI_CPU_SET:
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case GBA_SWI_CPU_FAST_SET:
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if (cpu->gprs[0] >> BASE_OFFSET < REGION_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Cannot CpuSet from BIOS");
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break;
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@ -473,18 +473,18 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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}
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ARMRaiseSWI(cpu);
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break;
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case 0xD:
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case GBA_SWI_GET_BIOS_CHECKSUM:
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cpu->gprs[0] = GBA_BIOS_CHECKSUM;
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cpu->gprs[1] = 1;
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cpu->gprs[3] = SIZE_BIOS;
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break;
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case 0xE:
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case GBA_SWI_BG_AFFINE_SET:
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_BgAffineSet(gba);
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break;
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case 0xF:
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case GBA_SWI_OBJ_AFFINE_SET:
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_ObjAffineSet(gba);
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break;
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case 0x10:
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case GBA_SWI_BIT_UNPACK:
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if (cpu->gprs[0] < BASE_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Bad BitUnPack source");
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break;
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@ -500,8 +500,8 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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break;
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}
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break;
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case 0x11:
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case 0x12:
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case GBA_SWI_LZ77_UNCOMP_WRAM:
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case GBA_SWI_LZ77_UNCOMP_VRAM:
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if (cpu->gprs[0] < BASE_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Bad LZ77 source");
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break;
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@ -513,11 +513,11 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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case REGION_WORKING_RAM:
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case REGION_WORKING_IRAM:
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case REGION_VRAM:
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_unLz77(gba, immediate == 0x11 ? 1 : 2);
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_unLz77(gba, immediate == GBA_SWI_LZ77_UNCOMP_WRAM ? 1 : 2);
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break;
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}
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break;
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case 0x13:
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case GBA_SWI_HUFFMAN_UNCOMP:
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if (cpu->gprs[0] < BASE_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Bad Huffman source");
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break;
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@ -533,8 +533,8 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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break;
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}
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break;
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case 0x14:
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case 0x15:
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case GBA_SWI_RL_UNCOMP_WRAM:
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case GBA_SWI_RL_UNCOMP_VRAM:
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if (cpu->gprs[0] < BASE_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Bad RL source");
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break;
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@ -546,13 +546,13 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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case REGION_WORKING_RAM:
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case REGION_WORKING_IRAM:
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case REGION_VRAM:
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_unRl(gba, immediate == 0x14 ? 1 : 2);
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_unRl(gba, immediate == GBA_SWI_RL_UNCOMP_WRAM ? 1 : 2);
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break;
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}
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break;
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case 0x16:
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case 0x17:
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case 0x18:
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case GBA_SWI_DIFF_8BIT_UNFILTER_WRAM:
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case GBA_SWI_DIFF_8BIT_UNFILTER_VRAM:
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case GBA_SWI_DIFF_16BIT_UNFILTER:
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if (cpu->gprs[0] < BASE_WORKING_RAM) {
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mLOG(GBA_BIOS, GAME_ERROR, "Bad UnFilter source");
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break;
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@ -564,17 +564,20 @@ void GBASwi16(struct ARMCore* cpu, int immediate) {
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case REGION_WORKING_RAM:
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case REGION_WORKING_IRAM:
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case REGION_VRAM:
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_unFilter(gba, immediate == 0x18 ? 2 : 1, immediate == 0x16 ? 1 : 2);
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_unFilter(gba, immediate == GBA_SWI_DIFF_16BIT_UNFILTER ? 2 : 1, immediate == GBA_SWI_DIFF_8BIT_UNFILTER_WRAM ? 1 : 2);
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break;
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}
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break;
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case 0x19:
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case GBA_SWI_SOUND_BIAS:
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// SoundBias is mostly meaningless here
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mLOG(GBA_BIOS, STUB, "Stub software interrupt: SoundBias (19)");
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break;
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case 0x1F:
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case GBA_SWI_MIDI_KEY_2_FREQ:
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_MidiKey2Freq(gba);
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break;
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case GBA_SWI_SOUND_DRIVER_GET_JUMP_LIST:
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ARMRaiseSWI(cpu);
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break;
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default:
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mLOG(GBA_BIOS, STUB, "Stub software interrupt: %02X", immediate);
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}
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@ -3,10 +3,10 @@
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#include <mgba/internal/gba/memory.h>
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const uint8_t hleBios[SIZE_BIOS] = {
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0x06, 0x00, 0x00, 0xea, 0x88, 0x00, 0x00, 0xea, 0x0b, 0x00, 0x00, 0xea,
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0x06, 0x00, 0x00, 0xea, 0x58, 0x00, 0x00, 0xea, 0x0b, 0x00, 0x00, 0xea,
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0xfe, 0xff, 0xff, 0xea, 0xfe, 0xff, 0xff, 0xea, 0x00, 0x00, 0xa0, 0xe1,
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0x2c, 0x00, 0x00, 0xea, 0xfe, 0xff, 0xff, 0xea, 0x02, 0x03, 0xa0, 0xe3,
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0x03, 0x10, 0xd0, 0xe5, 0xea, 0x00, 0x51, 0xe3, 0x04, 0x02, 0x9f, 0x15,
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0x4b, 0x00, 0x00, 0xea, 0xfe, 0xff, 0xff, 0xea, 0x02, 0x03, 0xa0, 0xe3,
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0x03, 0x10, 0xd0, 0xe5, 0xea, 0x00, 0x51, 0xe3, 0x14, 0x01, 0x9f, 0x15,
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0x10, 0xff, 0x2f, 0xe1, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x29, 0xe1,
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0x00, 0x00, 0x5d, 0xe3, 0x01, 0xd3, 0xa0, 0x03, 0x20, 0xd0, 0x4d, 0x02,
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0x00, 0x58, 0x2d, 0xe9, 0x02, 0xb0, 0x5e, 0xe5, 0x9c, 0xc0, 0xa0, 0xe3,
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@ -16,39 +16,55 @@ const uint8_t hleBios[SIZE_BIOS] = {
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0x1b, 0xff, 0x2f, 0x11, 0x00, 0x40, 0xbd, 0xe8, 0x93, 0xf0, 0x29, 0xe3,
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0x00, 0x10, 0xbd, 0xe8, 0x0c, 0xf0, 0x69, 0xe1, 0x00, 0x58, 0xbd, 0xe8,
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0x0e, 0xf0, 0xb0, 0xe1, 0x00, 0x00, 0x00, 0x00, 0x04, 0x20, 0xa0, 0xe3,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x01, 0x00, 0x00,
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0xd4, 0x01, 0x00, 0x00, 0x0f, 0x50, 0x2d, 0xe9, 0x01, 0x03, 0xa0, 0xe3,
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0x00, 0xe0, 0x8f, 0xe2, 0x04, 0xf0, 0x10, 0xe5, 0x0f, 0x50, 0xbd, 0xe8,
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0x04, 0xf0, 0x5e, 0xe2, 0x00, 0x00, 0x00, 0x00, 0x02, 0xc0, 0x5e, 0xe5,
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0x01, 0x00, 0xa0, 0xe3, 0x01, 0x10, 0xa0, 0xe3, 0x0c, 0x40, 0x2d, 0xe9,
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0x01, 0xc3, 0xa0, 0xe3, 0x00, 0x00, 0x50, 0xe3, 0x00, 0x00, 0xa0, 0xe3,
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0x01, 0x20, 0xa0, 0xe3, 0x03, 0x00, 0x00, 0x0a, 0xb8, 0x30, 0x5c, 0xe1,
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0x01, 0x30, 0xc3, 0xe1, 0xb8, 0x30, 0x4c, 0xe1, 0x01, 0x03, 0xcc, 0xe5,
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0x08, 0x02, 0xcc, 0xe5, 0xb8, 0x30, 0x5c, 0xe1, 0x01, 0x30, 0x13, 0xe0,
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0x01, 0x30, 0x23, 0x10, 0xb8, 0x30, 0x4c, 0x11, 0x08, 0x22, 0xcc, 0xe5,
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0xf7, 0xff, 0xff, 0x0a, 0x0c, 0x80, 0xbd, 0xe8, 0x30, 0x40, 0x2d, 0xe9,
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0x02, 0x46, 0xa0, 0xe1, 0x00, 0xc0, 0xa0, 0xe1, 0x01, 0x50, 0xa0, 0xe1,
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0x01, 0x04, 0x12, 0xe3, 0x0f, 0x00, 0x00, 0x0a, 0x01, 0x03, 0x12, 0xe3,
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0x05, 0x00, 0x00, 0x0a, 0x24, 0x45, 0x85, 0xe0, 0x08, 0x00, 0xbc, 0xe8,
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0x04, 0x00, 0x55, 0xe1, 0x08, 0x00, 0xa5, 0xb8, 0xfc, 0xff, 0xff, 0xba,
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0x14, 0x00, 0x00, 0xea, 0x01, 0xc0, 0xcc, 0xe3, 0x01, 0x50, 0xc5, 0xe3,
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0xa4, 0x45, 0x85, 0xe0, 0xb0, 0x30, 0xdc, 0xe1, 0x04, 0x00, 0x55, 0xe1,
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0xb2, 0x30, 0xc5, 0xb0, 0xfc, 0xff, 0xff, 0xba, 0x0c, 0x00, 0x00, 0xea,
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0x01, 0x03, 0x12, 0xe3, 0x05, 0x00, 0x00, 0x0a, 0x24, 0x45, 0x85, 0xe0,
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0x04, 0x00, 0x55, 0xe1, 0x08, 0x00, 0xbc, 0xb8, 0x08, 0x00, 0xa5, 0xb8,
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0xfb, 0xff, 0xff, 0xba, 0x04, 0x00, 0x00, 0xea, 0xa4, 0x45, 0x85, 0xe0,
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0x04, 0x00, 0x55, 0xe1, 0xb2, 0x30, 0xdc, 0xb0, 0xb2, 0x30, 0xc5, 0xb0,
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0xfb, 0xff, 0xff, 0xba, 0x17, 0x3e, 0xa0, 0xe3, 0x30, 0x80, 0xbd, 0xe8,
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0xf0, 0x47, 0x2d, 0xe9, 0x01, 0x04, 0x12, 0xe3, 0x02, 0x36, 0xa0, 0xe1,
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0x23, 0x25, 0x81, 0xe0, 0x0b, 0x00, 0x00, 0x0a, 0x00, 0x30, 0x90, 0xe5,
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0x03, 0x40, 0xa0, 0xe1, 0x03, 0x50, 0xa0, 0xe1, 0x03, 0x60, 0xa0, 0xe1,
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0x03, 0x70, 0xa0, 0xe1, 0x03, 0x80, 0xa0, 0xe1, 0x03, 0x90, 0xa0, 0xe1,
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0x03, 0xa0, 0xa0, 0xe1, 0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xa1, 0xb8,
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0xfc, 0xff, 0xff, 0xba, 0x03, 0x00, 0x00, 0xea, 0x02, 0x00, 0x51, 0xe1,
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0xf8, 0x07, 0xb0, 0xb8, 0xf8, 0x07, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba,
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0xf0, 0x87, 0xbd, 0xe8, 0x04, 0xf0, 0x5e, 0xe2, 0x00, 0x00, 0x00, 0x00,
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0x04, 0xe0, 0xa0, 0x03, 0xc0, 0x00, 0x00, 0x02
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x84, 0x01, 0x00, 0x00, 0x7c, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0xcc, 0x01, 0x00, 0x00,
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0x60, 0x02, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
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0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00, 0x78, 0x01, 0x00, 0x00,
|
||||
0xb8, 0x02, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x02, 0x0f, 0x50, 0x2d, 0xe9,
|
||||
0x01, 0x03, 0xa0, 0xe3, 0x00, 0xe0, 0x8f, 0xe2, 0x04, 0xf0, 0x10, 0xe5,
|
||||
0x0f, 0x50, 0xbd, 0xe8, 0x04, 0xf0, 0x5e, 0xe2, 0x00, 0x00, 0x00, 0x00,
|
||||
0x02, 0xc0, 0x5e, 0xe5, 0x04, 0xf0, 0x5e, 0xe2, 0x00, 0x00, 0x00, 0x00,
|
||||
0x04, 0xe0, 0xa0, 0x03, 0x1e, 0xff, 0x2f, 0xe1, 0x01, 0x00, 0xa0, 0xe3,
|
||||
0x01, 0x10, 0xa0, 0xe3, 0x0c, 0x40, 0x2d, 0xe9, 0x01, 0xc3, 0xa0, 0xe3,
|
||||
0x00, 0x00, 0x50, 0xe3, 0x00, 0x00, 0xa0, 0xe3, 0x01, 0x20, 0xa0, 0xe3,
|
||||
0x03, 0x00, 0x00, 0x0a, 0xb8, 0x30, 0x5c, 0xe1, 0x01, 0x30, 0xc3, 0xe1,
|
||||
0xb8, 0x30, 0x4c, 0xe1, 0x01, 0x03, 0xcc, 0xe5, 0x08, 0x02, 0xcc, 0xe5,
|
||||
0xb8, 0x30, 0x5c, 0xe1, 0x01, 0x30, 0x13, 0xe0, 0x01, 0x30, 0x23, 0x10,
|
||||
0xb8, 0x30, 0x4c, 0x11, 0x08, 0x22, 0xcc, 0xe5, 0xf7, 0xff, 0xff, 0x0a,
|
||||
0x0c, 0x80, 0xbd, 0xe8, 0x30, 0x40, 0x2d, 0xe9, 0x02, 0x46, 0xa0, 0xe1,
|
||||
0x00, 0xc0, 0xa0, 0xe1, 0x01, 0x50, 0xa0, 0xe1, 0x01, 0x04, 0x12, 0xe3,
|
||||
0x0f, 0x00, 0x00, 0x0a, 0x01, 0x03, 0x12, 0xe3, 0x05, 0x00, 0x00, 0x0a,
|
||||
0x24, 0x45, 0x85, 0xe0, 0x08, 0x00, 0xbc, 0xe8, 0x04, 0x00, 0x55, 0xe1,
|
||||
0x08, 0x00, 0xa5, 0xb8, 0xfc, 0xff, 0xff, 0xba, 0x14, 0x00, 0x00, 0xea,
|
||||
0x01, 0xc0, 0xcc, 0xe3, 0x01, 0x50, 0xc5, 0xe3, 0xa4, 0x45, 0x85, 0xe0,
|
||||
0xb0, 0x30, 0xdc, 0xe1, 0x04, 0x00, 0x55, 0xe1, 0xb2, 0x30, 0xc5, 0xb0,
|
||||
0xfc, 0xff, 0xff, 0xba, 0x0c, 0x00, 0x00, 0xea, 0x01, 0x03, 0x12, 0xe3,
|
||||
0x05, 0x00, 0x00, 0x0a, 0x24, 0x45, 0x85, 0xe0, 0x04, 0x00, 0x55, 0xe1,
|
||||
0x08, 0x00, 0xbc, 0xb8, 0x08, 0x00, 0xa5, 0xb8, 0xfb, 0xff, 0xff, 0xba,
|
||||
0x04, 0x00, 0x00, 0xea, 0xa4, 0x45, 0x85, 0xe0, 0x04, 0x00, 0x55, 0xe1,
|
||||
0xb2, 0x30, 0xdc, 0xb0, 0xb2, 0x30, 0xc5, 0xb0, 0xfb, 0xff, 0xff, 0xba,
|
||||
0x17, 0x3e, 0xa0, 0xe3, 0x30, 0x80, 0xbd, 0xe8, 0xf0, 0x47, 0x2d, 0xe9,
|
||||
0x01, 0x04, 0x12, 0xe3, 0x02, 0x36, 0xa0, 0xe1, 0x23, 0x25, 0x81, 0xe0,
|
||||
0x0b, 0x00, 0x00, 0x0a, 0x00, 0x30, 0x90, 0xe5, 0x03, 0x40, 0xa0, 0xe1,
|
||||
0x03, 0x50, 0xa0, 0xe1, 0x03, 0x60, 0xa0, 0xe1, 0x03, 0x70, 0xa0, 0xe1,
|
||||
0x03, 0x80, 0xa0, 0xe1, 0x03, 0x90, 0xa0, 0xe1, 0x03, 0xa0, 0xa0, 0xe1,
|
||||
0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xa1, 0xb8, 0xfc, 0xff, 0xff, 0xba,
|
||||
0x03, 0x00, 0x00, 0xea, 0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xb0, 0xb8,
|
||||
0xf8, 0x07, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba, 0xf0, 0x87, 0xbd, 0xe8,
|
||||
0xf0, 0x07, 0x2d, 0xe9, 0x38, 0x10, 0x9f, 0xe5, 0x01, 0x30, 0xa0, 0xe1,
|
||||
0x01, 0x40, 0xa0, 0xe1, 0x01, 0x50, 0xa0, 0xe1, 0x01, 0x60, 0xa0, 0xe1,
|
||||
0x01, 0x70, 0xa0, 0xe1, 0x01, 0x80, 0xa0, 0xe1, 0x01, 0x90, 0xa0, 0xe1,
|
||||
0x01, 0xa0, 0xa0, 0xe1, 0xfa, 0x07, 0xa0, 0xe8, 0xfa, 0x07, 0xa0, 0xe8,
|
||||
0xfa, 0x07, 0xa0, 0xe8, 0xfa, 0x07, 0xa0, 0xe8, 0x00, 0x10, 0xa0, 0xe3,
|
||||
0xf0, 0x07, 0xbd, 0xe8, 0x1e, 0xff, 0x2f, 0xe1, 0x78, 0x01, 0x00, 0x00
|
||||
};
|
||||
|
|
|
|||
|
|
@ -52,20 +52,51 @@ movs pc, lr
|
|||
.word 0xE3A02004
|
||||
|
||||
swiTable:
|
||||
.word SoftReset
|
||||
.word RegisterRamReset
|
||||
.word Halt
|
||||
.word Stop
|
||||
.word IntrWait
|
||||
.word VBlankIntrWait
|
||||
.word Div
|
||||
.word DivArm
|
||||
.word Sqrt
|
||||
.word ArcTan
|
||||
.word ArcTan2
|
||||
.word CpuSet
|
||||
.word CpuFastSet
|
||||
@ ... The rest of this table isn't needed if the rest aren't implemented
|
||||
.word SoftReset @ 0x00
|
||||
.word RegisterRamReset @ 0x01
|
||||
.word Halt @ 0x02
|
||||
.word Stop @ 0x03
|
||||
.word IntrWait @ 0x04
|
||||
.word VBlankIntrWait @ 0x05
|
||||
.word Div @ 0x06
|
||||
.word DivArm @ 0x07
|
||||
.word Sqrt @ 0x08
|
||||
.word ArcTan @ 0x09
|
||||
.word ArcTan2 @ 0x0A
|
||||
.word CpuSet @ 0x0B
|
||||
.word CpuFastSet @ 0x0C
|
||||
.word GetBiosChecksum @ 0x0D
|
||||
.word BgAffineSet @ 0x0E
|
||||
.word ObjAffineSet @ 0x0F
|
||||
.word BitUnPack @ 0x10
|
||||
.word Lz77UnCompWram @ 0x11
|
||||
.word Lz77UnCompVram @ 0x12
|
||||
.word HuffmanUnComp @ 0x13
|
||||
.word RlUnCompWram @ 0x14
|
||||
.word RlUnCompVram @ 0x15
|
||||
.word Diff8BitUnFilterWram @ 0x16
|
||||
.word Diff8BitUnFilterVram @ 0x17
|
||||
.word Diff16BitUnFilter @ 0x18
|
||||
.word SoundBias @ 0x19
|
||||
.word SoundDriverInit @ 0x1A
|
||||
.word SoundDriverMode @ 0x1B
|
||||
.word SoundDriverMain @ 0x1C
|
||||
.word SoundDriverVsync @ 0x1D
|
||||
.word SoundChannelClear @ 0x1E
|
||||
.word MidiKey2Freq @ 0x1F
|
||||
.word MusicPlayerOpen @ 0x20
|
||||
.word MusicPlayerStart @ 0x21
|
||||
.word MusicPlayerStop @ 0x22
|
||||
.word MusicPlayerContinue @ 0x23
|
||||
.word MusicPlayerFadeOut @ 0x24
|
||||
.word MultiBoot @ 0x25
|
||||
.word HardReset @ 0x26
|
||||
.word CustomHalt @ 0x27
|
||||
.word SoundDriverVsyncOff @ 0x28
|
||||
.word SoundDriverVsyncOn @ 0x29
|
||||
.word SoundDriverGetJumpList @ 0x2A
|
||||
|
||||
.ltorg
|
||||
|
||||
irqBase:
|
||||
stmfd sp!, {r0-r3, r12, lr}
|
||||
|
|
@ -77,6 +108,54 @@ subs pc, lr, #4
|
|||
.word 0
|
||||
.word 0xE55EC002
|
||||
|
||||
undefBase:
|
||||
subs pc, lr, #4
|
||||
.word 0
|
||||
.word 0x03A0E004
|
||||
|
||||
@ Unimplemented
|
||||
SoftReset:
|
||||
RegisterRamReset:
|
||||
Halt:
|
||||
Stop:
|
||||
Div:
|
||||
DivArm:
|
||||
Sqrt:
|
||||
ArcTan:
|
||||
ArcTan2:
|
||||
GetBiosChecksum:
|
||||
BgAffineSet:
|
||||
ObjAffineSet:
|
||||
BitUnPack:
|
||||
Lz77UnCompWram:
|
||||
Lz77UnCompVram:
|
||||
HuffmanUnComp:
|
||||
RlUnCompWram:
|
||||
RlUnCompVram:
|
||||
Diff8BitUnFilterWram:
|
||||
Diff8BitUnFilterVram:
|
||||
Diff16BitUnFilter:
|
||||
SoundBias:
|
||||
SoundDriverInit:
|
||||
SoundDriverMode:
|
||||
SoundDriverMain:
|
||||
SoundDriverVsync:
|
||||
SoundChannelClear:
|
||||
MidiKey2Freq:
|
||||
MusicPlayerOpen:
|
||||
MusicPlayerStart:
|
||||
MusicPlayerStop:
|
||||
MusicPlayerContinue:
|
||||
MusicPlayerFadeOut:
|
||||
MultiBoot:
|
||||
HardReset:
|
||||
CustomHalt:
|
||||
SoundDriverVsyncOff:
|
||||
SoundDriverVsyncOn:
|
||||
|
||||
NopCall:
|
||||
bx lr
|
||||
|
||||
VBlankIntrWait:
|
||||
mov r0, #1
|
||||
mov r1, #1
|
||||
|
|
@ -187,9 +266,23 @@ blt 0b
|
|||
2:
|
||||
ldmfd sp!, {r4-r10, pc}
|
||||
|
||||
undefBase:
|
||||
subs pc, lr, #4
|
||||
.word 0
|
||||
.word 0x03A0E004
|
||||
SoundDriverGetJumpList:
|
||||
stmfd sp!, {r4-r10}
|
||||
ldr r1, =NopCall
|
||||
mov r3, r1
|
||||
mov r4, r1
|
||||
mov r5, r1
|
||||
mov r6, r1
|
||||
mov r7, r1
|
||||
mov r8, r1
|
||||
mov r9, r1
|
||||
mov r10, r1
|
||||
stmia r0!, {r1, r3-r10}
|
||||
stmia r0!, {r1, r3-r10}
|
||||
stmia r0!, {r1, r3-r10}
|
||||
stmia r0!, {r1, r3-r10}
|
||||
mov r1, #0
|
||||
ldmfd sp!, {r4-r10}
|
||||
bx lr
|
||||
|
||||
.ltorg
|
||||
|
|
|
|||
Loading…
Reference in New Issue