valter/dosbox-staging
1
0
Fork 0
Code Releases Activity

fix manual uninstall functions for callback/io-handler objects; cleanup

Browse source 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3725
This commit is contained in:
Sebastian Strohhäcker 2011-06-19 13:21:11 +00:00
parent 34f49734f3
commit df67bd2afb
2 changed files with 34 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

22
src/hardware/iohandler.cpp
View file

@ -44,7 +44,7 @@ static Bitu IO_ReadDefault(Bitu port,Bitu iolen) {
io_readhandlers[0][port]=IO_ReadBlocked;
return 0xff;
case 2:
return
return
(io_readhandlers[0][port+0](port+0,1) << 0) |
(io_readhandlers[0][port+1](port+1,1) << 8);
case 4:
@ -58,7 +58,7 @@ static Bitu IO_ReadDefault(Bitu port,Bitu iolen) {
void IO_WriteDefault(Bitu port,Bitu val,Bitu iolen) {
switch (iolen) {
case 1:
LOG(LOG_IO,LOG_WARN)("Writing %02X to port %04X",val,port);
LOG(LOG_IO,LOG_WARN)("Writing %02X to port %04X",val,port);
io_writehandlers[0][port]=IO_WriteBlocked;
break;
case 2:
@ -115,12 +115,13 @@ void IO_ReadHandleObject::Install(Bitu port,IO_ReadHandler * handler,Bitu mask,B
m_mask=mask;
m_range=range;
IO_RegisterReadHandler(port,handler,mask,range);
} else E_Exit("IO_readHandler allready installed port %x",port);
} else E_Exit("IO_readHandler already installed port %x",port);
}
void IO_ReadHandleObject::Uninstall(){
if(!installed) return;
IO_FreeReadHandler(m_port,m_mask,m_range);
installed=false;
}
IO_ReadHandleObject::~IO_ReadHandleObject(){
@ -134,12 +135,13 @@ void IO_WriteHandleObject::Install(Bitu port,IO_WriteHandler * handler,Bitu mask
m_mask=mask;
m_range=range;
IO_RegisterWriteHandler(port,handler,mask,range);
} else E_Exit("IO_writeHandler allready installed port %x",port);
} else E_Exit("IO_writeHandler already installed port %x",port);
}
void IO_WriteHandleObject::Uninstall() {
if(!installed) return;
IO_FreeWriteHandler(m_port,m_mask,m_range);
installed=false;
}
IO_WriteHandleObject::~IO_WriteHandleObject(){
@ -164,7 +166,7 @@ static Bits IOFaultCore(void) {
Bits ret=CPU_Core_Full_Run();
CPU_CycleLeft+=CPU_Cycles;
if (ret<0) E_Exit("Got a dosbox close machine in IO-fault core?");
if (ret)
if (ret)
return ret;
if (!iof_queue.used) E_Exit("IO-faul Core without IO-faul");
IOF_Entry * entry=&iof_queue.entries[iof_queue.used-1];
@ -194,7 +196,7 @@ inline void IO_USEC_read_delay_old() {
inline void IO_USEC_write_delay_old() {
if(CPU_CycleMax > static_cast<Bit32s>((IODELAY_WRITE_MICROS*1000.0))) {
// this could be calculated whenever CPU_CycleMax changes
Bits delaycyc = static_cast<Bits>((CPU_CycleMax/1000)*IODELAY_WRITE_MICROS);
Bits delaycyc = static_cast<Bits>((CPU_CycleMax/1000)*IODELAY_WRITE_MICROS);
if(CPU_Cycles > delaycyc) CPU_Cycles -= delaycyc;
else CPU_Cycles = 0;
}
@ -212,7 +214,7 @@ inline void IO_USEC_read_delay() {
}
inline void IO_USEC_write_delay() {
Bits delaycyc = CPU_CycleMax/IODELAY_WRITE_MICROSk;
Bits delaycyc = CPU_CycleMax/IODELAY_WRITE_MICROSk;
if(GCC_UNLIKELY(CPU_Cycles < 3*delaycyc)) delaycyc=0;
CPU_Cycles -= delaycyc;
CPU_IODelayRemoved += delaycyc;
@ -413,7 +415,7 @@ Bitu IO_ReadB(Bitu port) {
iof_queue.used--;
retval = reg_al;
reg_dx = old_dx;
reg_dx = old_dx;
memcpy(&lflags,&old_lflags,sizeof(LazyFlags));
cpudecoder=old_cpudecoder;
return retval;
@ -450,7 +452,7 @@ Bitu IO_ReadW(Bitu port) {
iof_queue.used--;
retval = reg_ax;
reg_dx = old_dx;
reg_dx = old_dx;
memcpy(&lflags,&old_lflags,sizeof(LazyFlags));
cpudecoder=old_cpudecoder;
}
@ -486,7 +488,7 @@ Bitu IO_ReadD(Bitu port) {
iof_queue.used--;
retval = reg_eax;
reg_dx = old_dx;
reg_dx = old_dx;
memcpy(&lflags,&old_lflags,sizeof(LazyFlags));
cpudecoder=old_cpudecoder;
} else {