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/*
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Graphics/Console/ContiguousFramebufferConsole.h>
#include <Kernel/Graphics/Console/TextModeConsole.h>
#include <Kernel/Graphics/GraphicsManagement.h>
#include <Kernel/Graphics/VGACompatibleAdapter.h>
#include <Kernel/IO.h>
#include <Kernel/Sections.h>
namespace Kernel {
UNMAP_AFTER_INIT NonnullRefPtr<VGACompatibleAdapter> VGACompatibleAdapter::initialize_with_preset_resolution(PCI::Address address, PhysicalAddress m_framebuffer_address, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch)
{
return adopt_ref(*new VGACompatibleAdapter(address, m_framebuffer_address, framebuffer_width, framebuffer_height, framebuffer_pitch));
}
UNMAP_AFTER_INIT NonnullRefPtr<VGACompatibleAdapter> VGACompatibleAdapter::initialize(PCI::Address address)
{
return adopt_ref(*new VGACompatibleAdapter(address));
}
UNMAP_AFTER_INIT void VGACompatibleAdapter::initialize_framebuffer_devices()
{
// We might not have any pre-set framebuffer, so if that's the case - don't try to initialize one.
if (m_framebuffer_address.is_null())
return;
VERIFY(m_framebuffer_width);
VERIFY(m_framebuffer_width != 0);
VERIFY(m_framebuffer_height != 0);
VERIFY(m_framebuffer_pitch != 0);
m_framebuffer_device = FramebufferDevice::create(*this, 0, m_framebuffer_address, m_framebuffer_width, m_framebuffer_height, m_framebuffer_pitch);
m_framebuffer_device->initialize();
}
UNMAP_AFTER_INIT VGACompatibleAdapter::VGACompatibleAdapter(PCI::Address address)
: PCI::DeviceController(address)
{
m_framebuffer_console = Graphics::TextModeConsole::initialize(*this);
// FIXME: This is a very wrong way to do this...
GraphicsManagement::the().m_console = m_framebuffer_console;
}
UNMAP_AFTER_INIT VGACompatibleAdapter::VGACompatibleAdapter(PCI::Address address, PhysicalAddress framebuffer_address, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch)
: PCI::DeviceController(address)
, m_framebuffer_address(framebuffer_address)
, m_framebuffer_width(framebuffer_width)
, m_framebuffer_height(framebuffer_height)
, m_framebuffer_pitch(framebuffer_pitch)
{
m_framebuffer_console = Graphics::ContiguousFramebufferConsole::initialize(framebuffer_address, framebuffer_width, framebuffer_height, framebuffer_pitch);
// FIXME: This is a very wrong way to do this...
GraphicsManagement::the().m_console = m_framebuffer_console;
}
void VGACompatibleAdapter::enable_consoles()
{
VERIFY(m_framebuffer_console);
if (m_framebuffer_device)
m_framebuffer_device->deactivate_writes();
m_framebuffer_console->enable();
}
void VGACompatibleAdapter::disable_consoles()
{
VERIFY(m_framebuffer_device);
VERIFY(m_framebuffer_console);
m_framebuffer_console->disable();
m_framebuffer_device->activate_writes();
}
bool VGACompatibleAdapter::try_to_set_resolution(size_t, size_t, size_t)
{
return false;
}
bool VGACompatibleAdapter::set_y_offset(size_t, size_t)
{
return false;
}
}
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