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uart: use integer versions of time instead of messing around with floats

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This commit is contained in:
Nathan Binkert
2010-02-28 19:28:09 -08:00
parent b1cbd7841a
commit ebdd004eb2
1 changed files with 2 additions and 3 deletions
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5
src/dev/uart8250.cc
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@@ -90,7 +90,7 @@ Uart8250::IntrEvent::process()
void
Uart8250::IntrEvent::scheduleIntr()
{
static const Tick interval = (Tick)((Clock::Float::s / 2e9) * 450);
static const Tick interval = 225 * Clock::Int::ns;
DPRINTF(Uart, "Scheduling IER interrupt for %#x, at cycle %lld\n", intrBit,
curTick + interval);
if (!scheduled())
@@ -217,8 +217,7 @@ Uart8250::write(PacketPtr pkt)
if (UART_IER_THRI & IER)
{
DPRINTF(Uart, "IER: IER_THRI set, scheduling TX intrrupt\n");
if (curTick - lastTxInt >
(Tick)((Clock::Float::s / 2e9) * 450)) {
if (curTick - lastTxInt > 225 * Clock::Int::ns) {
DPRINTF(Uart, "-- Interrupting Immediately... %d,%d\n",
curTick, lastTxInt);
txIntrEvent.process();