static arch_message *try_alloc_msg(void)
{
unsigned int i;
arch_message *message;
int OldState;
if(PollSema(MsgCountSema)==0){
CpuSuspendIntr(&OldState);
for(i=0,message=NULL; i<SYS_MAX_MESSAGES; i++)
{
if((msg_pool[i].next == NULL) && (msg_pool[i].sys_msg == NULL))
{
msg_pool[i].next = (arch_message *) 0xFFFFFFFF;
msg_pool[i].sys_msg = (void *) 0xFFFFFFFF;
message=&msg_pool[i];
break;
}
}
CpuResumeIntr(OldState);
}else message=NULL;
return message;
}
s32 sceCdSearchFile(sceCdlFILE * file, const char *name)
{
s32 i;
sceCdSemaInit();
if (PollSema(nCmdSemaId) != nCmdSemaId)
return 0;
nCmdNum = CD_SERVER_SEARCHFILE;
ReferThreadStatus(sceCdThreadId, &sceCdThreadParam);
if (sceCdSync(1)) {
SignalSema(nCmdSemaId);
return 0;
}
SifInitRpc(0);
if (bindSearchFile < 0) {
while (1) {
if (SifBindRpc(&clientSearchFile, CD_SERVER_SEARCHFILE, 0) < 0) {
if (sceCdDebug > 0)
printf("libsceCdvd bind err sceCdSearchFile\n");
}
if (clientSearchFile.server != 0)
break;
i = 0x10000;
while (i--);
}
bindSearchFile = 0;
}
strncpy(searchFileSendBuff.name, name, 255);
searchFileSendBuff.name[255] = '\0';
searchFileSendBuff.dest = &searchFileSendBuff;
if (sceCdDebug > 0)
printf("ee call cmd search %s\n", searchFileSendBuff.name);
if (SifCallRpc(&clientSearchFile, 0, 0, &searchFileSendBuff, sizeof(SearchFilePkt), nCmdRecvBuff, 4, 0, 0) < 0) {
SignalSema(nCmdSemaId);
return 0;
}
memcpy(file, UNCACHED_SEG(&searchFileSendBuff), 32);
if (sceCdDebug > 0) {
printf("search name %s\n", file->name);
printf("search size %d\n", file->size);
printf("search loc lnn %d\n", file->lsn);
printf("search loc date %02X %02X %02X %02X %02X %02X %02X %02X\n",
file->date[0], file->date[1], file->date[2], file->date[3],
file->date[4], file->date[5], file->date[6], file->date[7]);
printf("search loc date %02d %02d %02d %02d %02d %02d %02d %02d\n",
file->date[0], file->date[1], file->date[2], file->date[3],
file->date[4], file->date[5], file->date[6], file->date[7]);
}
SignalSema(nCmdSemaId);
// return 1;
return *(s32*)UNCACHED_SEG(nCmdRecvBuff);
}
bool AsyncFio::fioAvail(void) {
bool retVal = false;
if (PollSema(_ioSema) > 0) {
if (_runningOp) {
if (fileXioWaitAsync(FXIO_NOWAIT, (int *)_runningOp) == FXIO_COMPLETE) {
_runningOp = NULL;
retVal = true;
} else
retVal = false;
} else
retVal = true;
SignalSema(_ioSema);
}
return retVal;
}
bool AsyncFio::poll(int fd) {
bool retVal = false;
if (PollSema(_ioSema) >= 0) {
if (_runningOp == _ioSlots + fd) {
if (fileXioWaitAsync(FXIO_NOWAIT, (int *)_runningOp) == FXIO_COMPLETE) {
_runningOp = NULL;
retVal = true;
} else
retVal = false;
} else
retVal = true;
SignalSema(_ioSema);
}
return retVal;
}
u32_t
sys_arch_sem_wait(sys_sem_t Sema,u32_t u32Timeout)
{
//Wait u32Timeout msec for the Sema to receive a signal.
dbgprintf("sys_arch_sem_wait: Sema: %d, Timeout: %x (TID: %d)\n",Sema,u32Timeout,GetThreadId());
if(u32Timeout==0)
{
//Wait with no timeouts.
return WaitSema(Sema)==0 ? 0:SYS_ARCH_TIMEOUT;
}
else if(u32Timeout==1)
{
//Poll.
return PollSema(Sema)==0 ? 0:SYS_ARCH_TIMEOUT;
}
else
{
//Use alarm to timeout.
iop_sys_clock_t ClockTicks;
iop_sys_clock_t Start;
iop_sys_clock_t End;
int iPID=GetThreadId();
u32_t u32WaitTime;
GetSystemTime(&Start);
USec2SysClock(u32Timeout*1000,&ClockTicks);
SetAlarm(&ClockTicks,TimeoutHandler,(void*)iPID);
if(WaitSema(Sema)!=0)
{
return SYS_ARCH_TIMEOUT;
}
CancelAlarm(TimeoutHandler,(void*)iPID);
GetSystemTime(&End);
u32WaitTime=ComputeTimeDiff(&Start,&End);
return u32WaitTime<=u32Timeout ? u32WaitTime:u32Timeout;
}
}
int PS2KbdReadRaw(PS2KbdRawKey *key)
/* Reads 1 raw character from the keyboard */
{
int res;
if ((!kbdInitialized) || (curr_readmode != PS2KBD_READMODE_RAW))
return -1;
if (PollSema(kbdRpcSema) >= 0) {
// last rpc call completed
res = (rpcKey != 0);
*key = *(PS2KbdRawKey *)UNCACHED_SEG(&rpcKey);
SifCallRpc(&cd0, KBD_RPC_READRAW, SIF_RPC_M_NOWAIT, rpcBuf, 0, &rpcKey, 4, rpcCompleteIntr, NULL);
return res;
} else // rpc still running
return 0;
}
static arch_message *try_alloc_msg(void)
{
arch_message *message;
int OldState;
if(PollSema(MsgCountSema)==0)
{
CpuSuspendIntr(&OldState);
message = free_head;
free_head = free_head->next;
CpuResumeIntr(OldState);
}else message=NULL;
return message;
}
s32 sceCdDiskReady(s32 mode)
{
s32 i;
if (sceCdDebug > 0)
printf("DiskReady 0\n");
sceCdSemaInit();
if (PollSema(sCmdSemaId) != sCmdSemaId)
return SCECdNotReady;
if (sceCdSyncS(1)) {
SignalSema(sCmdSemaId);
return SCECdNotReady;
}
SifInitRpc(0);
if (bindDiskReady < 0) {
while (1) {
if (SifBindRpc(&clientDiskReady, CD_SERVER_DISKREADY, 0) < 0) {
if (sceCdDebug > 0)
printf("LibsceCdvd bind err CdDiskReady\n");
}
if (clientDiskReady.server != 0)
break;
i = 0x10000;
while (i--);
}
}
bindDiskReady = 0;
diskReadyMode = mode;
if (SifCallRpc(&clientDiskReady, 0, 0, &diskReadyMode, 4, sCmdRecvBuff, 4, 0, 0) < 0) {
SignalSema(sCmdSemaId);
return 6;
}
if (sceCdDebug > 0)
printf("DiskReady ended\n");
SignalSema(sCmdSemaId);
return *(s32 *) UNCACHED_SEG(sCmdRecvBuff);
}
u32_t sys_arch_sem_wait(sys_sem_t *sem, u32_t timeout)
{
//Wait TimeElaspedout msec for the Sema to receive a signal.
dbgprintf("sys_arch_sem_wait: Sema: %d, Timeout: %x (TID: %d)\n", *sem, timeout, GetThreadId());
u32_t result;
if(timeout==0)
{
//Wait with no timeouts.
result=(WaitSema(*sem)==0)?0:SYS_ARCH_TIMEOUT;
}
else if(timeout==1)
{
//Poll.
result=(PollSema(*sem)==0)?0:SYS_ARCH_TIMEOUT;
}
else
{
//Use alarm to timeout.
iop_sys_clock_t ClockTicks;
iop_sys_clock_t Start;
iop_sys_clock_t End;
int iPID=GetThreadId();
u32_t u32WaitTime;
GetSystemTime(&Start);
USec2SysClock(timeout*1000,&ClockTicks);
SetAlarm(&ClockTicks, &TimeoutHandler, (void*)iPID);
if(WaitSema(*sem)==0){
CancelAlarm(TimeoutHandler,(void*)iPID);
GetSystemTime(&End);
u32WaitTime=ComputeTimeDiff(&Start, &End);
result=(u32WaitTime<=timeout)?u32WaitTime:timeout;
}else result=SYS_ARCH_TIMEOUT;
}
return result;
}
int fioSync(int mode, int *retVal)
{
int res;
if ((res = fioInit()) < 0)
return res;
if(_fio_block_mode != FIO_NOWAIT) return -E_LIB_UNSUPPORTED;
switch(mode)
{
case FIO_WAIT:
WaitSema(_fio_completion_sema);
SignalSema(_fio_completion_sema);
if(retVal != NULL)
*retVal = *(int *)UNCACHED_SEG(&_fio_recv_data[0]);
return FIO_COMPLETE;
case FIO_NOWAIT:
if(PollSema(_fio_completion_sema) < 0)
return FIO_INCOMPLETE;
SignalSema(_fio_completion_sema);
if(retVal != NULL)
*retVal = *(int *)UNCACHED_SEG(&_fio_recv_data[0]);
return FIO_COMPLETE;
default:
return -E_LIB_UNSUPPORTED;
}
}
