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Kernel/Devices: Use try_create_device helper for ConsoleDevice

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Liav A 2021-09-16 22:23:25 +03:00 • committed by Idan Horowitz
parent 5e8dcb9ca7
commit fd4397a430
8 changed files with 43 additions and 26 deletions
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20
Kernel/Devices/ConsoleDevice.cpp
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@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Singleton.h>
#include <Kernel/Devices/ConsoleDevice.h>
#include <Kernel/Devices/DeviceManagement.h>
#include <Kernel/IO.h>
#include <Kernel/Locking/Spinlock.h>
#include <Kernel/Sections.h>
@ -14,23 +14,13 @@
// Output bytes to kernel debug port 0xE9 (Bochs console). It's very handy.
#define CONSOLE_OUT_TO_BOCHS_DEBUG_PORT
static Singleton<ConsoleDevice> s_the;
static Kernel::Spinlock g_console_lock;
UNMAP_AFTER_INIT void ConsoleDevice::initialize()
UNMAP_AFTER_INIT NonnullRefPtr<ConsoleDevice> ConsoleDevice::must_create()
{
s_the.ensure_instance();
s_the->after_inserting();
}
ConsoleDevice& ConsoleDevice::the()
{
return *s_the;
}
bool ConsoleDevice::is_initialized()
{
return s_the.is_initialized();
auto device_or_error = DeviceManagement::try_create_device<ConsoleDevice>();
VERIFY(!device_or_error.is_error());
return device_or_error.release_value();
}
UNMAP_AFTER_INIT ConsoleDevice::ConsoleDevice()