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serenity/Kernel/Devices/DebugLogDevice.cpp
Andreas Kling 8cbb7f101f Kernel: Have File virtuals take a FileDescriptor& rather than a Process&.
This will allow us to implement different behaviors depending on the role
of the descriptor a File is being accessed through.
2019-04-29 13:58:40 +02:00

28 lines
487 B
C++

#include <Kernel/Devices/DebugLogDevice.h>
#include <Kernel/IO.h>
static DebugLogDevice* s_the;
DebugLogDevice& DebugLogDevice::the()
{
ASSERT(s_the);
return *s_the;
}
DebugLogDevice::DebugLogDevice()
: CharacterDevice(1, 18)
{
s_the = this;
}
DebugLogDevice::~DebugLogDevice()
{
}
ssize_t DebugLogDevice::write(FileDescriptor&, const byte* data, ssize_t data_size)
{
for (int i = 0; i < data_size; ++i)
IO::out8(0xe9, data[i]);
return data_size;
}