ARMKernel::ARMKernel(ARMInterrupt *intr,
CoreInfo *info)
: Kernel(info)
{
NOTICE("");
// Setup interrupt callbacks
m_intControl = intr;
intr->install(ARMInterrupt::UndefinedInstruction, undefinedInstruction);
intr->install(ARMInterrupt::SoftwareInterrupt, trap);
intr->install(ARMInterrupt::PrefetchAbort, prefetchAbort);
intr->install(ARMInterrupt::DataAbort, dataAbort);
intr->install(ARMInterrupt::Reserved, reserved);
intr->install(ARMInterrupt::IRQ, interrupt);
intr->install(ARMInterrupt::FIQ, interrupt);
// Enable clocks and irqs
m_timer = &m_bcmTimer;
m_bcmTimer.setFrequency( 250 ); /* trigger timer interrupts at 250Hz (clock runs at 1Mhz) */
m_intControl->enable(BCM_IRQ_SYSTIMERM1);
// Set ARMCore modes
ARMControl ctrl;
ctrl.unset(ARMControl::AlignmentCorrect);
ctrl.set(ARMControl::AlignmentFaults);
ctrl.unset(ARMControl::BigEndian);
}
ARMKernel::ARMKernel(Memory::Range kernel,
Memory::Range memory,
ARMInterrupt *intr,
Address tags)
: Kernel(kernel, memory), m_tags(tags)
{
NOTICE("");
m_intControl = intr;
intr->install(ARMInterrupt::UndefinedInstruction, undefinedInstruction);
intr->install(ARMInterrupt::SoftwareInterrupt, trap);
intr->install(ARMInterrupt::PrefetchAbort, prefetchAbort);
intr->install(ARMInterrupt::DataAbort, dataAbort);
intr->install(ARMInterrupt::Reserved, reserved);
intr->install(ARMInterrupt::IRQ, interrupt);
intr->install(ARMInterrupt::FIQ, interrupt);
// Enable clocks and irqs
m_timer.setInterval( 250 ); /* trigger timer interrupts at 250Hz (clock runs at 1Mhz) */
m_intControl->enable(BCM_IRQ_SYSTIMERM1);
// Set ARMCore modes
ARMControl ctrl;
ctrl.unset(ARMControl::AlignmentCorrect);
ctrl.set(ARMControl::AlignmentFaults);
ctrl.unset(ARMControl::BigEndian);
}
