static void PVArgs (CPURegs* Regs)
{
unsigned ArgC = ArgCount - ArgStart;
unsigned ArgV = GetAX (Regs);
unsigned SP = MemReadZPWord (0x00);
unsigned Args = SP - (ArgC + 1) * 2;
Print (stderr, 2, "PVArgs ($%04X)\n", ArgV);
MemWriteWord (ArgV, Args);
SP = Args;
while (ArgStart < ArgCount) {
unsigned I = 0;
const char* Arg = ArgVec[ArgStart++];
SP -= strlen (Arg) + 1;
do {
MemWriteByte (SP + I, Arg[I]);
}
while (Arg[I++]);
MemWriteWord (Args, SP);
Args += 2;
}
MemWriteWord (Args, 0x0000);
MemWriteWord (0x0000, SP);
SetAX (Regs, ArgC);
}
static void PVClose (CPURegs* Regs)
{
unsigned RetVal;
unsigned FD = GetAX (Regs);
Print (stderr, 2, "PVClose ($%04X)\n", FD);
RetVal = close (FD);
SetAX (Regs, RetVal);
}
static void PVWrite (CPURegs* Regs)
{
unsigned char* Data;
unsigned RetVal, I = 0;
unsigned Count = GetAX (Regs);
unsigned Buf = PopParam (2);
unsigned FD = PopParam (2);
Print (stderr, 2, "PVWrite ($%04X, $%04X, $%04X)\n", FD, Buf, Count);
Data = xmalloc (Count);
while (I < Count) {
Data[I++] = MemReadByte (Buf++);
}
RetVal = write (FD, Data, Count);
xfree (Data);
SetAX (Regs, RetVal);
}
static void PVRead (CPURegs* Regs)
{
unsigned char* Data;
unsigned RetVal, I = 0;
unsigned Count = GetAX (Regs);
unsigned Buf = PopParam (2);
unsigned FD = PopParam (2);
Print (stderr, 2, "PVRead ($%04X, $%04X, $%04X)\n", FD, Buf, Count);
Data = xmalloc (Count);
RetVal = read (FD, Data, Count);
if (RetVal != (unsigned) -1) {
while (I < RetVal) {
MemWriteByte (Buf++, Data[I++]);
}
}
xfree (Data);
SetAX (Regs, RetVal);
}
void __attribute__((interrupt,auto_psv)) _T5Interrupt(void)
{
_T5IF = 0;
GetAX(num_ax, data);
}
