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Merge branch 'feature_toolbox_microseconds'

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Add support for the Microseconds toolcall.
This commit is contained in:
Kelvin Sherlock 2014-08-03 11:43:36 -04:00
commit d826ef8c13
4 changed files with 37 additions and 6 deletions
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12
cpu/memory.c
View File

@ -97,8 +97,8 @@ UWO memoryReadWord(ULO address)
if (address & 0x01) memoryOddRead(address);
if (address + 1 < MemorySize)
return (Memory[address++] << 8)
| (Memory[address++] << 0);
return (Memory[address + 0] << 8)
| (Memory[address + 1] << 0);
return 0;
}
@ -112,10 +112,10 @@ ULO memoryReadLong(ULO address)
if (address & 0x01) memoryOddRead(address);
if (address + 3 < MemorySize)
return (Memory[address++] << 24)
| (Memory[address++] << 16)
| (Memory[address++] << 8)
| (Memory[address++] << 0);
return (Memory[address + 0] << 24)
| (Memory[address + 1] << 16)
| (Memory[address + 2] << 8)
| (Memory[address + 3] << 0);
return 0;
}

25
toolbox/os.cpp
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@ -1039,6 +1039,31 @@ namespace OS
return 0;
}
uint16_t Microseconds(uint16_t trap)
{
// UnsignedWide is a uint64_t
// Microseconds(UnsignedWide * microTickCount)
// FOURWORDINLINE(0xA193, 0x225F, 0x22C8, 0x2280);
uint32_t microTickCount;
StackFrame<4>(microTickCount);
Log("%04x %s(%08x)\n", trap, __func__, microTickCount);
auto now = std::chrono::steady_clock::now();
uint64_t t = std::chrono::duration_cast< std::chrono::microseconds >(now - BootTime).count();
if (microTickCount)
memoryWriteLongLong(t, microTickCount);
return 0;
}
uint16_t Pack6(uint16_t trap)
{
char buffer[256];

1
toolbox/os.h
View File

@ -73,6 +73,7 @@ namespace OS
uint16_t Pack6(uint16_t trap);
uint16_t TickCount(uint16_t trap);
uint16_t Microseconds(uint16_t trap);
uint16_t FSDispatch(uint16_t trap);
uint16_t HFSDispatch(uint16_t trap);

5
toolbox/toolbox.cpp
View File

@ -278,6 +278,11 @@ namespace ToolBox {
d0 = OS::TickCount(trap);
break;
case 0xa193:
d0 = OS::Microseconds(trap);
break;
case 0xa9ed:
d0 = OS::Pack6(trap);
break;