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APIC timer calibration

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Now the APIC timer is calibrated against the PIT, and the interval for
timer_enable takes a number of microseconds instead of raw ticks and a
divisor.
This commit is contained in:
Justin C. Miller
2018-09-16 18:56:01 -07:00
parent 482b9f50fc
commit 5e6769036c
7 changed files with 126 additions and 47 deletions
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7
src/kernel/device_manager.cpp
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@@ -51,10 +51,6 @@ acpi_table_header::validate(uint32_t expected_type) const
void irq2_callback(void *)
{
console *cons = console::get();
cons->set_color(11);
cons->puts(".");
cons->set_color();
}
void irq4_callback(void *)
@@ -212,8 +208,6 @@ device_manager::load_apic(const acpi_apic *apic)
p += length;
}
// m_lapic->enable_timer(isr::isrTimer, 128, 3000000);
for (uint8_t i = 0; i < m_ioapics[0]->get_num_gsi(); ++i) {
switch (i) {
case 2: break;
@@ -221,7 +215,6 @@ device_manager::load_apic(const acpi_apic *apic)
}
}
m_ioapics[0]->dump_redirs();
m_lapic->enable();
}