/**
* Reset ST emulator states, chips, interrupts and registers.
* Return zero or negative TOS image load error code.
*/
static const char* Reset_ST(bool bCold)
{
if (bCold)
{
const char* error_str;
error_str=memory_init(ConfigureParams.Memory.nMemoryBankSize);
if (error_str!=NULL) {
return error_str;
}
}
CycInt_Reset(); /* Reset interrupts */
Video_Reset(); /* Reset video */
TMC_Reset(); /* Reset TMC Registers */
SCR_Reset(); /* Reset System Control Registers */
nvram_init(); /* Reset NVRAM */
SCSI_Reset(); /* Reset SCSI disks */
MO_Reset(); /* Reset MO disks */
Floppy_Reset(); /* Reset Floppy disks */
SCC_Reset(2); /* Reset SCC */
Ethernet_Reset(true); /* Reset Ethernet */
Sound_Reset(); /* Reset Sound */
Screen_Reset(); /* Reset screen */
DSP_Reset(); /* Reset DSP */
M68000_Reset(bCold); /* Reset CPU */
DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
return NULL;
}
/**
* Reset ST emulator states, chips, interrupts and registers.
* Return zero or negative TOS image load error code.
*/
static int Reset_ST(bool bCold)
{
if (bCold)
{
int ret;
Floppy_GetBootDrive(); /* Find which device to boot from (A: or C:) */
ret = TOS_LoadImage(); /* Load TOS, writes into cartridge memory */
if (ret)
return ret; /* If we can not load a TOS image, return now! */
Cart_ResetImage(); /* Load cartridge program into ROM memory. */
Cart_Patch();
}
CycInt_Reset(); /* Reset interrupts */
MFP_Reset(); /* Setup MFP chip */
Video_Reset(); /* Reset video */
VDI_Reset(); /* Reset internal VDI variables */
NvRam_Reset(); /* reset NvRAM (video) settings */
GemDOS_Reset(); /* Reset GEMDOS emulation */
if (bCold)
{
FDC_Reset( bCold ); /* Reset FDC */
}
Floppy_Reset(); /* Reset Floppy */
if (ConfigureParams.System.nMachineType == MACHINE_FALCON
|| ConfigureParams.System.nMachineType == MACHINE_TT)
{
Ncr5380_Reset();
}
if (ConfigureParams.System.nMachineType == MACHINE_FALCON)
{
DSP_Reset(); /* Reset the DSP */
Crossbar_Reset(bCold); /* Reset Crossbar sound */
}
else
DmaSnd_Reset(bCold); /* Reset DMA sound */
PSG_Reset(); /* Reset PSG */
Sound_Reset(); /* Reset Sound */
ACIA_Reset( ACIA_Array ); /* ACIA */
IKBD_Reset(bCold); /* Keyboard (after ACIA) */
if (ConfigureParams.System.nMachineType == MACHINE_FALCON && !bUseVDIRes)
VIDEL_reset();
else
Screen_Reset(); /* Reset screen */
M68000_Reset(bCold); /* Reset CPU */
DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
DebugDsp_SetDebugging();
Midi_Reset();
#if defined(__linux__)
nf_scsidrv_reset();
#endif
/* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
Video_StartInterrupts( 0 );
return 0;
}
void Floppy_Initialize()
{
bool bInitStatus = false ;
Floppy_bInitStatus = false ;
Floppy_Reset() ;
if(IrqManager::Instance().RegisterIRQ(StdIRQ::Instance().FLOPPY_IRQ, (unsigned)&Floppy_Handler))
{
IrqManager::Instance().EnableIRQ(StdIRQ::Instance().FLOPPY_IRQ) ;
Floppy_SetDataRate(RATE) ;
// ProcessManager_WaitOnInterrupt(StdIRQ::Instance().FLOPPY_IRQ) ;
if(Floppy_WaitForInterrupt() == Floppy_SUCCESS)
{
bInitStatus = true ;
int i ;
for(i = 0; i < 4; i++)
{
bInitStatus = false ;
if(Floppy_SenseInterruptStatus() == Floppy_SUCCESS)
bInitStatus = true ;
}
if(bInitStatus == true)
if(Floppy_SendSpecifyCommand() == Floppy_SUCCESS)
bInitStatus = true ;
}
}
else
{
printf("\n Failed to register Floppy IRQ: %d", StdIRQ::Instance().FLOPPY_IRQ.GetIRQNo());
bInitStatus = false ;
}
if(bInitStatus == true)
{
bool boolEnhanced ;
if(Floppy_IsEnhancedController(&boolEnhanced) == Floppy_SUCCESS)
{
if(boolEnhanced)
KC::MDisplay().Message("\n\tEnhanced Floppy Controller : 8272A", Display::WHITE_ON_BLACK()) ;
else
KC::MDisplay().Message("\n\tOlder Floppy Controller : 8272A", Display::WHITE_ON_BLACK()) ;
}
else
KC::MDisplay().Message("\n\tFailed To Get Floppy Controller Version", Display::WHITE_ON_BLACK()) ;
DiskDriveManager::Instance().Create("floppya", DEV_FLOPPY, FD_DRIVE1,
0, 2880,
18, 80, 2,
nullptr, DiskDriveManager::Instance().CreateRawDisk("floppy", FLOPPY_DISK, NULL),
2048, 24, MEM_FD1_FS_START, MEM_FD1_FS_END);
unsigned i ;
for(i = 0; i < MAX_DRIVES; i++)
{
Floppy_bMotorOn[i] = false ;
Floppy_bRequestMotorOff[i] = false ;
}
KernelUtil::ScheduleTimedTask("fmoncont", 5000, (unsigned)&Floppy_MotorController) ;
}
Floppy_bInitStatus = bInitStatus ;
KC::MDisplay().LoadMessage("Floppy Initialization", bInitStatus ? Success : Failure) ;
}
