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Finish link.s decomp

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This commit is contained in:
PikalaxALT
2019-10-07 10:54:45 -04:00
parent e73e1172aa
commit f39511d7c8
7 changed files with 602 additions and 1310 deletions
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asm/link.s
-1157
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File diff suppressed because it is too large Load Diff
common_syms/link.txt
+35
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@@ -0,0 +1,35 @@
gLinkPartnersHeldKeys
gLinkDebugSeed
gLocalLinkPlayerBlock
gLinkErrorOccurred
gLinkDebugFlags
gFiller_3003EB4
gRemoteLinkPlayersNotReceived
gBlockReceivedStatus
gFiller_3003EC0
gLinkHeldKeys
gRecvCmds
gLinkStatus
gUnknown_3003F24
gUnknown_3003F28
gUnknown_3003F2C
gUnknown_3003F30
gUnknown_3003F34
gSuppressLinkErrorMessage
gWirelessCommType
gSavedLinkPlayerCount
gSendCmd
gSavedMultiplayerId
gReceivedRemoteLinkPlayers
gLinkTestBGInfo
gLinkCallback
gShouldAdvanceLinkState
gLinkTestBlockChecksums
gBlockRequestType
gFiller_3003F94
gFiller_3003F98
gFiller_3003F9C
gLastSendQueueCount
gLink
gLastRecvQueueCount
gLinkSavedIme
include/link.h
+6
View File
@@ -9,6 +9,9 @@
#define QUEUE_CAPACITY 50
#define BLOCK_BUFFER_SIZE 0x100
#define LINK_SLAVE 0
#define LINK_MASTER 8
#define LINK_STAT_LOCAL_ID 0x00000003
#define LINK_STAT_PLAYER_COUNT 0x0000001C
#define LINK_STAT_PLAYER_COUNT_SHIFT 2
@@ -18,6 +21,8 @@
#define LINK_STAT_CONN_ESTABLISHED_SHIFT 6
#define LINK_STAT_RECEIVED_NOTHING 0x00000100
#define LINK_STAT_RECEIVED_NOTHING_SHIFT 8
#define LINK_STAT_UNK_FLAG_9 0x00000200
#define LINK_STAT_UNK_FLAG_9_SHIFT 9
#define LINK_STAT_ERRORS 0x0007F000
#define LINK_STAT_ERRORS_SHIFT 12
@@ -250,5 +255,6 @@ void CreateWirelessStatusIndicatorSprite(u8, u8);
void sub_8009FE8(void);
void ClearLinkCallback_2(void);
void sub_80FA42C(void);
void sub_800B284(struct LinkPlayer * linkPlayer);
#endif // GUARD_LINK_H
include/link_rfu.h
+1
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@@ -38,5 +38,6 @@ bool32 sub_80FAE94(void);
bool32 sub_80FAEF0(void);
bool32 IsRfuRecvQueueEmpty(void);
u32 GetRfuRecvQueueLength(void);
void sub_80F8DC0(void);
#endif //GUARD_LINK_RFU_H
ld_script.txt
-1
View File
@@ -61,7 +61,6 @@ SECTIONS {
src/sprite.o(.text);
src/string_util.o(.text);
src/link.o(.text);
asm/link.o(.text);
src/multiboot.o(.text);
asm/main_menu.o(.text);
src/battle_controllers.o(.text);
src/link.c
+559 -62
View File
@@ -53,7 +53,6 @@ struct LinkTestBGInfo
#define SIO_MULTI_CNT ((struct SioMultiCnt *)REG_ADDR_SIOCNT)
#define static __attribute__((section(".bss")))
static struct BlockTransfer sBlockSend;
ALIGNED(8) static struct BlockTransfer sBlockRecv[MAX_LINK_PLAYERS];
static u32 sBlockSendDelayCounter;
@@ -63,23 +62,23 @@ static u32 sPlayerDataExchangeStatus;
static u32 gUnknown_3000E58;
static u8 sLinkTestLastBlockSendPos;
ALIGNED(8) static u8 sLinkTestLastBlockRecvPos[MAX_LINK_PLAYERS];
// File break?
static u8 sNumVBlanksWithoutSerialIntr;
static bool8 sSendBufferEmpty;
static u16 sSendNonzeroCheck;
static u16 sRecvNonzeroCheck;
static u8 sChecksumAvailable;
static u8 sHandshakePlayerCount;
#undef static
u16 gLinkPartnersHeldKeys[6];
u32 gLinkDebugSeed;
struct LinkPlayerBlock gLocalLinkPlayerBlock;
bool8 gLinkErrorOccurred;
u32 gLinkDebugFlags;
//u32 gFiller_03003074;
u32 gFiller_3003EB4;
bool8 gRemoteLinkPlayersNotReceived[MAX_LINK_PLAYERS];
u8 gBlockReceivedStatus[MAX_LINK_PLAYERS];
//u32 gFiller_03003080;
u32 gFiller_3003EC0;
u16 gLinkHeldKeys;
u16 gRecvCmds[MAX_RFU_PLAYERS][CMD_LENGTH];
u32 gLinkStatus;
@@ -99,15 +98,13 @@ void (*gLinkCallback)(void);
u8 gShouldAdvanceLinkState;
u16 gLinkTestBlockChecksums[MAX_LINK_PLAYERS];
u8 gBlockRequestType;
//u32 gFiller_03003154;
//u32 gFiller_03003158;
//u32 gFiller_0300315c;
u32 gFiller_3003F94; // file
u32 gFiller_3003F98; // boundary
u32 gFiller_3003F9C; // here?
u8 gLastSendQueueCount;
struct Link gLink;
u8 gLastRecvQueueCount;
u16 gLinkSavedIme;
//u32 gFiller_03004138;
//u32 gFiller_0300413C;
EWRAM_DATA bool8 gLinkTestDebugValuesEnabled = FALSE;
EWRAM_DATA bool8 gUnknown_2022111 = FALSE;
@@ -129,34 +126,42 @@ EWRAM_DATA struct {
EWRAM_DATA u16 gUnknown_202285C = 0;
EWRAM_DATA void *gUnknown_2022860 = NULL;
void InitLocalLinkPlayer(void);
void sub_800978C(void);
void CB2_LinkTest(void);
void ProcessRecvCmds(u8 id);
void sub_800A040(void);
void ResetBlockSend(void);
bool32 InitBlockSend(const void * src, size_t size);
void LinkCB_BlockSendBegin(void);
void LinkCB_BlockSend(void);
void LinkCB_BlockSendEnd(void);
void sub_800A3CC(void);
void SetBlockReceivedFlag(u8 id);
u16 LinkTestCalcBlockChecksum(const u16 *src, u16 size);
void LinkTest_prnthex(u32 pos, u8 a0, u8 a1, u8 a2);
void LinkCB_RequestPlayerDataExchange(void);
void Task_PrintTestData(u8 taskId);
void sub_800AB0C(void);
void sub_800AB38(void);
void sub_800ABD4(void);
void sub_800AC00(void);
void CheckErrorStatus(void);
void CB2_PrintErrorMessage(void);
void EnableSerial(void);
void sub_800B210(void);
void sub_80F8DC0(void);
void DisableSerial(void);
void sub_800B284(struct LinkPlayer * linkPlayer);
bool8 IsSioMultiMaster(void);
static void InitLocalLinkPlayer(void);
static void sub_800978C(void);
static void CB2_LinkTest(void);
static void ProcessRecvCmds(u8 id);
static void sub_800A040(void);
static void ResetBlockSend(void);
static bool32 InitBlockSend(const void *src, size_t size);
static void LinkCB_BlockSendBegin(void);
static void LinkCB_BlockSend(void);
static void LinkCB_BlockSendEnd(void);
static void sub_800A3CC(void);
static void SetBlockReceivedFlag(u8 id);
static u16 LinkTestCalcBlockChecksum(const u16 *src, u16 size);
static void LinkTest_prnthex(u32 pos, u8 a0, u8 a1, u8 a2);
static void LinkCB_RequestPlayerDataExchange(void);
static void Task_PrintTestData(u8 taskId);
static void sub_800AB0C(void);
static void sub_800AB38(void);
static void sub_800ABD4(void);
static void sub_800AC00(void);
static void CheckErrorStatus(void);
static void CB2_PrintErrorMessage(void);
static void sub_800B210(void);
static void DisableSerial(void);
static void EnableSerial(void);
static bool8 IsSioMultiMaster(void);
static void CheckMasterOrSlave(void);
static void InitTimer(void);
static void EnqueueSendCmd(u16 *sendCmd);
static void DequeueRecvCmds(u16 (*recvCmds)[CMD_LENGTH]);
static void StartTransfer(void);
static bool8 DoHandshake(void);
static void DoRecv(void);
static void DoSend(void);
static void StopTimer(void);
static void SendRecvDone(void);
ALIGNED(4) const u16 gWirelessLinkDisplayPal[] = INCBIN_U16("graphics/interface/wireless_link_display.gbapal");
const u16 gWirelessLinkDisplay4bpp[] = INCBIN_U16("graphics/interface/wireless_link_display.4bpp.lz");
@@ -314,7 +319,7 @@ void SetLocalLinkPlayerId(u8 playerId)
gLocalLinkPlayer.id = playerId;
}
void InitLocalLinkPlayer(void)
static void InitLocalLinkPlayer(void)
{
gLocalLinkPlayer.trainerId = gSaveBlock2Ptr->playerTrainerId[0] | (gSaveBlock2Ptr->playerTrainerId[1] << 8) | (gSaveBlock2Ptr->playerTrainerId[2] << 16) | (gSaveBlock2Ptr->playerTrainerId[3] << 24);
StringCopy(gLocalLinkPlayer.name, gSaveBlock2Ptr->playerName);
@@ -330,7 +335,7 @@ void InitLocalLinkPlayer(void)
}
}
void sub_800978C(void)
static void sub_800978C(void)
{
LoadOam();
ProcessSpriteCopyRequests();
@@ -471,7 +476,7 @@ void LinkTestProcessKeyInput(void)
}
}
void CB2_LinkTest(void)
static void CB2_LinkTest(void)
{
LinkTestProcessKeyInput();
TestBlockTransfer(1, 1, 0);
@@ -734,7 +739,7 @@ bool32 IsSendingKeysToLink(void)
return FALSE;
}
void sub_800A040(void)
static void sub_800A040(void)
{
if (gReceivedRemoteLinkPlayers == TRUE)
{
@@ -884,7 +889,7 @@ void ResetLinkPlayers(void)
}
}
void ResetBlockSend(void)
static void ResetBlockSend(void)
{
sBlockSend.active = FALSE;
sBlockSend.pos = 0;
@@ -892,7 +897,7 @@ void ResetBlockSend(void)
sBlockSend.src = NULL;
}
bool32 InitBlockSend(const void *src, size_t size)
static bool32 InitBlockSend(const void *src, size_t size)
{
if (sBlockSend.active)
{
@@ -920,7 +925,7 @@ bool32 InitBlockSend(const void *src, size_t size)
return TRUE;
}
void LinkCB_BlockSendBegin(void)
static void LinkCB_BlockSendBegin(void)
{
if (++sBlockSendDelayCounter > 2)
{
@@ -928,7 +933,7 @@ void LinkCB_BlockSendBegin(void)
}
}
void LinkCB_BlockSend(void)
static void LinkCB_BlockSend(void)
{
int i;
const u8 *src;
@@ -947,7 +952,7 @@ void LinkCB_BlockSend(void)
}
}
void LinkCB_BlockSendEnd(void)
static void LinkCB_BlockSendEnd(void)
{
gLinkCallback = NULL;
}
@@ -958,7 +963,7 @@ void sub_800A3AC(void)
gUnknown_2022114++;
}
void sub_800A3CC(void)
static void sub_800A3CC(void)
{
gUnknown_2022114 = 0;
gLinkCallback = sub_800A3AC;
@@ -1086,7 +1091,7 @@ void CheckShouldAdvanceLinkState(void)
}
}
u16 LinkTestCalcBlockChecksum(const u16 *src, u16 size)
static u16 LinkTestCalcBlockChecksum(const u16 *src, u16 size)
{
u16 chksum;
u16 i;
@@ -1115,7 +1120,7 @@ void LinkTest_prntchar(char a0, u8 a1, u8 a2)
vAddr[a2 * 32 + a1] = (gLinkTestBGInfo.paletteNum << 12) | (a0 + gLinkTestBGInfo.dummy_8);
}
void LinkTest_prnthex(u32 pos, u8 a0, u8 a1, u8 a2)
static void LinkTest_prnthex(u32 pos, u8 a0, u8 a1, u8 a2)
{
char sp[32 / 2];
int i;
@@ -1155,7 +1160,7 @@ void LinkTest_prntstr(const char *a0, u8 a1, u8 a2)
}
}
void LinkCB_RequestPlayerDataExchange(void)
static void LinkCB_RequestPlayerDataExchange(void)
{
if (gLinkStatus & LINK_STAT_MASTER)
{
@@ -1164,7 +1169,7 @@ void LinkCB_RequestPlayerDataExchange(void)
gLinkCallback = NULL;
}
void Task_PrintTestData(u8 taskId)
static void Task_PrintTestData(u8 taskId)
{
char sp[32];
int i;
@@ -1345,7 +1350,7 @@ void sub_800AAC0(void)
}
}
void sub_800AB0C(void)
static void sub_800AB0C(void)
{
if (gLastRecvQueueCount == 0)
{
@@ -1354,7 +1359,7 @@ void sub_800AB0C(void)
}
}
void sub_800AB38(void)
static void sub_800AB38(void)
{
int i;
unsigned count;
@@ -1395,7 +1400,7 @@ void sub_800AB9C(void)
}
}
void sub_800ABD4(void)
static void sub_800ABD4(void)
{
if (gLastRecvQueueCount == 0)
{
@@ -1404,7 +1409,7 @@ void sub_800ABD4(void)
}
}
void sub_800AC00(void)
static void sub_800AC00(void)
{
u8 i;
u8 linkPlayerCount;
@@ -1427,7 +1432,7 @@ void sub_800AC00(void)
}
}
void CheckErrorStatus(void)
static void CheckErrorStatus(void)
{
if (gLinkOpen && EXTRACT_LINK_ERRORS(gLinkStatus))
{
@@ -1532,7 +1537,7 @@ void sub_800AED0(void)
ShowBg(0);
}
void CB2_PrintErrorMessage(void)
static void CB2_PrintErrorMessage(void)
{
switch (gMain.state)
{
@@ -1601,7 +1606,7 @@ bool8 GetSioMultiSI(void)
return (REG_SIOCNT & 0x04) != 0;
}
bool8 IsSioMultiMaster(void)
static bool8 IsSioMultiMaster(void)
{
return (REG_SIOCNT & 0x8) && !(REG_SIOCNT & 0x04);
}
@@ -1686,7 +1691,7 @@ void sub_800B1F4(void)
}
}
void sub_800B210(void)
static void sub_800B210(void)
{
if (gReceivedRemoteLinkPlayers == 0)
{
@@ -1720,13 +1725,15 @@ bool32 sub_800B270(void)
return FALSE;
}
void sub_800B284(struct LinkPlayer *player)
void sub_800B284(struct LinkPlayer * player)
{
player->name[10] = player->name[8];
ConvertInternationalString(player->name, player->language);
}
void DisableSerial(void)
// File break?
static void DisableSerial(void)
{
DisableInterrupts(INTR_FLAG_TIMER3 | INTR_FLAG_SERIAL);
REG_SIOCNT = SIO_MULTI_MODE;
@@ -1737,7 +1744,7 @@ void DisableSerial(void)
CpuFill32(0, &gLink, sizeof(gLink));
}
void EnableSerial(void)
static void EnableSerial(void)
{
DisableInterrupts(INTR_FLAG_TIMER3 | INTR_FLAG_SERIAL);
REG_RCNT = 0;
@@ -1760,3 +1767,493 @@ void ResetSerial(void)
EnableSerial();
DisableSerial();
}
u32 LinkMain1(u8 *shouldAdvanceLinkState, u16 *sendCmd, u16 (*recvCmds)[CMD_LENGTH])
{
u32 retVal;
u32 retVal2;
switch (gLink.state)
{
case LINK_STATE_START0:
DisableSerial();
gLink.state = LINK_STATE_START1;
break;
case LINK_STATE_START1:
if (*shouldAdvanceLinkState == 1)
{
EnableSerial();
gLink.state = LINK_STATE_HANDSHAKE;
}
break;
case LINK_STATE_HANDSHAKE:
switch (*shouldAdvanceLinkState)
{
default:
CheckMasterOrSlave();
break;
case 1:
if (gLink.isMaster == LINK_MASTER && gLink.playerCount > 1)
{
gLink.handshakeAsMaster = TRUE;
}
break;
case 2:
gLink.state = LINK_STATE_START0;
REG_SIOMLT_SEND = 0;
break;
}
break;
case LINK_STATE_INIT_TIMER:
InitTimer();
gLink.state = LINK_STATE_CONN_ESTABLISHED;
// fallthrough
case LINK_STATE_CONN_ESTABLISHED:
EnqueueSendCmd(sendCmd);
DequeueRecvCmds(recvCmds);
break;
}
*shouldAdvanceLinkState = 0;
retVal = gLink.localId;
retVal |= (gLink.playerCount << LINK_STAT_PLAYER_COUNT_SHIFT);
if (gLink.isMaster == LINK_MASTER)
{
retVal |= LINK_STAT_MASTER;
}
{
u32 receivedNothing = gLink.receivedNothing << LINK_STAT_RECEIVED_NOTHING_SHIFT;
u32 link_field_F = gLink.link_field_F << LINK_STAT_UNK_FLAG_9_SHIFT;
u32 hardwareError = gLink.hardwareError << LINK_STAT_ERROR_HARDWARE_SHIFT;
u32 badChecksum = gLink.badChecksum << LINK_STAT_ERROR_CHECKSUM_SHIFT;
u32 queueFull = gLink.queueFull << LINK_STAT_ERROR_QUEUE_FULL_SHIFT;
u32 val;
if (gLink.state == LINK_STATE_CONN_ESTABLISHED)
{
val = LINK_STAT_CONN_ESTABLISHED;
val |= receivedNothing;
val |= retVal;
val |= link_field_F;
val |= hardwareError;
val |= badChecksum;
val |= queueFull;
}
else
{
val = retVal;
val |= receivedNothing;
val |= link_field_F;
val |= hardwareError;
val |= badChecksum;
val |= queueFull;
}
retVal = val;
}
if (gLink.lag == LAG_MASTER)
{
retVal |= LINK_STAT_ERROR_LAG_MASTER;
}
if (gLink.localId >= MAX_LINK_PLAYERS)
{
retVal |= LINK_STAT_ERROR_INVALID_ID;
}
retVal2 = retVal;
if (gLink.lag == LAG_SLAVE)
{
retVal2 |= LINK_STAT_ERROR_LAG_SLAVE;
}
return retVal2;
}
static void CheckMasterOrSlave(void)
{
u32 terminals;
terminals = *(vu32 *)REG_ADDR_SIOCNT & (SIO_MULTI_SD | SIO_MULTI_SI);
if (terminals == SIO_MULTI_SD && gLink.localId == 0)
{
gLink.isMaster = LINK_MASTER;
}
else
{
gLink.isMaster = LINK_SLAVE;
}
}
static void InitTimer(void)
{
if (gLink.isMaster)
{
REG_TM3CNT_L = -197;
REG_TM3CNT_H = TIMER_64CLK | TIMER_INTR_ENABLE;
EnableInterrupts(INTR_FLAG_TIMER3);
}
}
static void EnqueueSendCmd(u16 *sendCmd)
{
u8 i;
u8 offset;
gLinkSavedIme = REG_IME;
REG_IME = 0;
if (gLink.sendQueue.count < QUEUE_CAPACITY)
{
offset = gLink.sendQueue.pos + gLink.sendQueue.count;
if (offset >= QUEUE_CAPACITY)
{
offset -= QUEUE_CAPACITY;
}
for (i = 0; i < CMD_LENGTH; i++)
{
sSendNonzeroCheck |= *sendCmd;
gLink.sendQueue.data[i][offset] = *sendCmd;
*sendCmd = 0;
sendCmd++;
}
}
else
{
gLink.queueFull = QUEUE_FULL_SEND;
}
if (sSendNonzeroCheck)
{
gLink.sendQueue.count++;
sSendNonzeroCheck = 0;
}
REG_IME = gLinkSavedIme;
gLastSendQueueCount = gLink.sendQueue.count;
}
static void DequeueRecvCmds(u16 (*recvCmds)[CMD_LENGTH])
{
u8 i;
u8 j;
gLinkSavedIme = REG_IME;
REG_IME = 0;
if (gLink.recvQueue.count == 0)
{
for (i = 0; i < gLink.playerCount; i++)
{
for (j = 0; j < CMD_LENGTH; j++)
{
recvCmds[i][j] = 0;
}
}
gLink.receivedNothing = TRUE;
}
else
{
for (i = 0; i < gLink.playerCount; i++)
{
for (j = 0; j < CMD_LENGTH; j++)
{
recvCmds[i][j] = gLink.recvQueue.data[i][j][gLink.recvQueue.pos];
}
}
gLink.recvQueue.count--;
gLink.recvQueue.pos++;
if (gLink.recvQueue.pos >= QUEUE_CAPACITY)
{
gLink.recvQueue.pos = 0;
}
gLink.receivedNothing = FALSE;
}
REG_IME = gLinkSavedIme;
}
void LinkVSync(void)
{
if (gLink.isMaster)
{
switch (gLink.state)
{
case LINK_STATE_CONN_ESTABLISHED:
if (gLink.serialIntrCounter < 9)
{
if (gLink.hardwareError != TRUE)
{
gLink.lag = LAG_MASTER;
}
else
{
StartTransfer();
}
}
else if (gLink.lag != LAG_MASTER)
{
gLink.serialIntrCounter = 0;
StartTransfer();
}
break;
case LINK_STATE_HANDSHAKE:
StartTransfer();
break;
}
}
else if (gLink.state == LINK_STATE_CONN_ESTABLISHED || gLink.state == LINK_STATE_HANDSHAKE)
{
if (++sNumVBlanksWithoutSerialIntr > 10)
{
if (gLink.state == LINK_STATE_CONN_ESTABLISHED)
{
gLink.lag = LAG_SLAVE;
}
if (gLink.state == LINK_STATE_HANDSHAKE)
{
gLink.playerCount = 0;
gLink.link_field_F = FALSE;
}
}
}
}
void Timer3Intr(void)
{
StopTimer();
StartTransfer();
}
void SerialCB(void)
{
gLink.localId = SIO_MULTI_CNT->id;
switch (gLink.state)
{
case LINK_STATE_CONN_ESTABLISHED:
gLink.hardwareError = SIO_MULTI_CNT->error;
DoRecv();
DoSend();
SendRecvDone();
break;
case LINK_STATE_HANDSHAKE:
if (DoHandshake())
{
if (gLink.isMaster)
{
gLink.state = LINK_STATE_INIT_TIMER;
gLink.serialIntrCounter = 8;
}
else
{
gLink.state = LINK_STATE_CONN_ESTABLISHED;
}
}
break;
}
gLink.serialIntrCounter++;
sNumVBlanksWithoutSerialIntr = 0;
if (gLink.serialIntrCounter == 8)
{
gLastRecvQueueCount = gLink.recvQueue.count;
}
}
static void StartTransfer(void)
{
REG_SIOCNT |= SIO_START;
}
static bool8 DoHandshake(void)
{
u8 i;
u8 playerCount;
u16 minRecv;
playerCount = 0;
minRecv = 0xFFFF;
if (gLink.handshakeAsMaster == TRUE)
{
REG_SIOMLT_SEND = MASTER_HANDSHAKE;
}
else
{
REG_SIOMLT_SEND = SLAVE_HANDSHAKE;
}
*(u64 *)gLink.tempRecvBuffer = REG_SIOMLT_RECV;
REG_SIOMLT_RECV = 0;
gLink.handshakeAsMaster = FALSE;
for (i = 0; i < 4; i++)
{
if ((gLink.tempRecvBuffer[i] & ~0x3) == SLAVE_HANDSHAKE || gLink.tempRecvBuffer[i] == MASTER_HANDSHAKE)
{
playerCount++;
if (minRecv > gLink.tempRecvBuffer[i] && gLink.tempRecvBuffer[i] != 0)
{
minRecv = gLink.tempRecvBuffer[i];
}
}
else
{
if (gLink.tempRecvBuffer[i] != 0xFFFF)
{
playerCount = 0;
}
break;
}
}
gLink.playerCount = playerCount;
if (gLink.playerCount > 1 && gLink.playerCount == sHandshakePlayerCount && gLink.tempRecvBuffer[0] == MASTER_HANDSHAKE)
{
return TRUE;
}
if (gLink.playerCount > 1)
{
gLink.link_field_F = (minRecv & 3) + 1;
}
else
{
gLink.link_field_F = 0;
}
sHandshakePlayerCount = gLink.playerCount;
return FALSE;
}
static void DoRecv(void)
{
u16 recv[4];
u8 i;
u8 index;
*(u64 *)recv = REG_SIOMLT_RECV;
if (gLink.sendCmdIndex == 0)
{
for (i = 0; i < gLink.playerCount; i++)
{
if (gLink.checksum != recv[i] && sChecksumAvailable)
{
gLink.badChecksum = TRUE;
}
}
gLink.checksum = 0;
sChecksumAvailable = TRUE;
}
else
{
index = gLink.recvQueue.pos + gLink.recvQueue.count;
if (index >= QUEUE_CAPACITY)
{
index -= QUEUE_CAPACITY;
}
if (gLink.recvQueue.count < QUEUE_CAPACITY)
{
for (i = 0; i < gLink.playerCount; i++)
{
gLink.checksum += recv[i];
sRecvNonzeroCheck |= recv[i];
gLink.recvQueue.data[i][gLink.recvCmdIndex][index] = recv[i];
}
}
else
{
gLink.queueFull = QUEUE_FULL_RECV;
}
gLink.recvCmdIndex++;
if (gLink.recvCmdIndex == CMD_LENGTH && sRecvNonzeroCheck)
{
gLink.recvQueue.count++;
sRecvNonzeroCheck = 0;
}
}
}
static void DoSend(void)
{
if (gLink.sendCmdIndex == CMD_LENGTH)
{
REG_SIOMLT_SEND = gLink.checksum;
if (!sSendBufferEmpty)
{
gLink.sendQueue.count--;
gLink.sendQueue.pos++;
if (gLink.sendQueue.pos >= QUEUE_CAPACITY)
{
gLink.sendQueue.pos = 0;
}
}
else
{
sSendBufferEmpty = FALSE;
}
}
else
{
if (!sSendBufferEmpty && gLink.sendQueue.count == 0)
{
sSendBufferEmpty = TRUE;
}
if (sSendBufferEmpty)
{
REG_SIOMLT_SEND = 0;
}
else
{
REG_SIOMLT_SEND = gLink.sendQueue.data[gLink.sendCmdIndex][gLink.sendQueue.pos];
}
gLink.sendCmdIndex++;
}
}
static void StopTimer(void)
{
if (gLink.isMaster)
{
REG_TM3CNT_H &= ~TIMER_ENABLE;
REG_TM3CNT_L = -197;
}
}
static void SendRecvDone(void)
{
if (gLink.recvCmdIndex == CMD_LENGTH)
{
gLink.sendCmdIndex = 0;
gLink.recvCmdIndex = 0;
}
else if (gLink.isMaster)
{
REG_TM3CNT_H |= TIMER_ENABLE;
}
}
void ResetSendBuffer(void)
{
u8 i;
u8 j;
gLink.sendQueue.count = 0;
gLink.sendQueue.pos = 0;
for (i = 0; i < CMD_LENGTH; i++)
{
for (j = 0; j < QUEUE_CAPACITY; j++)
{
gLink.sendQueue.data[i][j] = 0xEFFF;
}
}
}
void ResetRecvBuffer(void)
{
u8 i;
u8 j;
u8 k;
gLink.recvQueue.count = 0;
gLink.recvQueue.pos = 0;
for (i = 0; i < MAX_LINK_PLAYERS; i++)
{
for (j = 0; j < CMD_LENGTH; j++)
{
for (k = 0; k < QUEUE_CAPACITY; k++)
{
gLink.recvQueue.data[i][j][k] = 0xEFFF;
}
}
}
}
sym_common.txt
+1 -90
View File
@@ -4,98 +4,9 @@
.include "window.o"
.include "text.o"
.include "sprite.o"
.include "link.o"
.align 4
gLinkPartnersHeldKeys: @ 3003E60
.space 0xC
gLinkDebugSeed: @ 3003E6C
.space 0x4
gLocalLinkPlayerBlock: @ 3003E70
.space 0x3C
gLinkErrorOccurred: @ 3003EAC
.space 0x4
gLinkDebugFlags: @ 3003EB0
.space 0x8
gRemoteLinkPlayersNotReceived: @ 3003EB8
.space 0x4
gBlockReceivedStatus: @ 3003EBC
.space 0x8
gLinkHeldKeys: @ 3003EC4
.space 0xC
gRecvCmds: @ 3003ED0
.space 0x50
gLinkStatus: @ 3003F20
.space 0x4
gUnknown_3003F24: @ 3003F24
.space 0x4
gUnknown_3003F28: @ 3003F28
.space 0x4
gUnknown_3003F2C: @ 3003F2C
.space 0x4
gUnknown_3003F30: @ 3003F30
.space 0x4
gUnknown_3003F34: @ 3003F34
.space 0x4
gSuppressLinkErrorMessage: @ 3003F38
.space 0x4
gWirelessCommType: @ 3003F3C
.space 0x4
gSavedLinkPlayerCount: @ 3003F40
.space 0x10
gSendCmd: @ 3003F50
.space 0x10
gSavedMultiplayerId: @ 3003F60
.space 0x4
gReceivedRemoteLinkPlayers: @ 3003F64
.space 0xC
gLinkTestBGInfo: @ 3003F70
.space 0x10
gLinkCallback: @ 3003F80
.space 0x4
gShouldAdvanceLinkState: @ 3003F84
.space 0x4
gLinkTestBlockChecksums: @ 3003F88
.space 0x8
gBlockRequestType: @ 3003F90
.space 0x10
gLastSendQueueCount: @ 3003FA0
.space 0x10
gLink: @ 3003FB0
.space 0xFC0
gLastRecvQueueCount: @ 3004F70
.space 0x4
gLinkSavedIme: @ 3004F74
.space 0xC
gPreBattleCallback1: @ 3004F80
.space 0x4