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GBA Serialization: Serials key IRQ state, update docs

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This commit is contained in:
Vicki Pfau 2021-12-06 12:38:08 -08:00
parent e224b45576
commit fa2975a4ab
2 changed files with 16 additions and 5 deletions
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19
include/mgba/internal/gba/serialize.h
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@ -184,7 +184,11 @@ mLOG_DECLARE_CATEGORY(GBA_STATE);
* 0x002C4 - 0x002C7: Game Boy Player next event
* 0x002C8 - 0x002CB: Current DMA transfer word
* 0x002CC - 0x002CF: Last DMA transfer PC
* 0x002D0 - 0x002DF: Reserved (leave zero)
* 0x002D0 - 0x002DF: Matrix memory command buffer
* | 0x002D0 - 0x002D3: Command
* | 0x002D4 - 0x002D7: Physical address
* | 0x002D8 - 0x002DB: Virtual address
* | 0x002DC - 0x002DF: Size
* 0x002E0 - 0x002EF: Savedata state
* | 0x002E0 - 0x002E0: Savedata type
* | 0x002E1 - 0x002E1: Savedata command (see savedata.h)
@ -208,12 +212,16 @@ mLOG_DECLARE_CATEGORY(GBA_STATE);
* 0x00310 - 0x00317: Global cycle counter
* 0x00318 - 0x0031B: Last prefetched program counter
* 0x0031C - 0x0031F: Miscellaneous flags
* | bit 0: Is CPU halted?
* | bit 1: POSTFLG
* | bit 2: Is IRQ pending?
* | bit 0: Is CPU halted?
* | bit 1: POSTFLG
* | bit 2: Is IRQ pending?
* | bit 3: Is CPU blocked?
* | bits 4 - 14: Active key IRQ keys
* | bits 15 - 31: Reserved
* 0x00320 - 0x00323: Next IRQ event
* 0x00324 - 0x00327: Interruptable BIOS stall cycles
* 0x00328 - 0x003FF: Reserved (leave zero)
* 0x00328 - 0x00367: Matrix memory mapping table
* 0x00368 - 0x003FF: Reserved (leave zero)
* 0x00400 - 0x007FF: I/O memory
* 0x00800 - 0x00BFF: Palette
* 0x00C00 - 0x00FFF: OAM
@ -255,6 +263,7 @@ DECL_BIT(GBASerializedMiscFlags, Halted, 0);
DECL_BIT(GBASerializedMiscFlags, POSTFLG, 1);
DECL_BIT(GBASerializedMiscFlags, IrqPending, 2);
DECL_BIT(GBASerializedMiscFlags, Blocked, 3);
DECL_BITS(GBASerializedMiscFlags, KeyIRQKeys, 4, 11);
struct GBASerializedState {
uint32_t versionMagic;

2
src/gba/serialize.c
View File

@ -68,6 +68,7 @@ void GBASerialize(struct GBA* gba, struct GBASerializedState* state) {
STORE_32(gba->irqEvent.when - mTimingCurrentTime(&gba->timing), 0, &state->nextIrq);
}
miscFlags = GBASerializedMiscFlagsSetBlocked(miscFlags, gba->cpuBlocked);
miscFlags = GBASerializedMiscFlagsSetKeyIRQKeys(miscFlags, gba->keysLast);
STORE_32(miscFlags, 0, &state->miscFlags);
STORE_32(gba->biosStall, 0, &state->biosStall);
@ -197,6 +198,7 @@ bool GBADeserialize(struct GBA* gba, const struct GBASerializedState* state) {
mTimingSchedule(&gba->timing, &gba->irqEvent, when);
}
gba->cpuBlocked = GBASerializedMiscFlagsGetBlocked(miscFlags);
gba->keysLast = GBASerializedMiscFlagsGetKeyIRQKeys(miscFlags);
LOAD_32(gba->biosStall, 0, &state->biosStall);
GBAVideoDeserialize(&gba->video, state);