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/*
* Copyright (c) 2022, 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/VGA/PCIAdapter.h>
#include <Kernel/Sections.h>
namespace Kernel {
UNMAP_AFTER_INIT NonnullRefPtr<PCIVGACompatibleAdapter> PCIVGACompatibleAdapter::initialize_with_preset_resolution(PCI::DeviceIdentifier const& pci_device_identifier, PhysicalAddress m_framebuffer_address, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch)
{
return adopt_ref(*new PCIVGACompatibleAdapter(pci_device_identifier.address(), m_framebuffer_address, framebuffer_width, framebuffer_height, framebuffer_pitch));
}
UNMAP_AFTER_INIT NonnullRefPtr<PCIVGACompatibleAdapter> PCIVGACompatibleAdapter::initialize(PCI::DeviceIdentifier const& pci_device_identifier)
{
return adopt_ref(*new PCIVGACompatibleAdapter(pci_device_identifier.address()));
}
UNMAP_AFTER_INIT void PCIVGACompatibleAdapter::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, m_framebuffer_address, m_framebuffer_width, m_framebuffer_height, m_framebuffer_pitch);
// FIXME: Would be nice to be able to return ErrorOr<void> here.
VERIFY(!m_framebuffer_device->try_to_initialize().is_error());
}
UNMAP_AFTER_INIT PCIVGACompatibleAdapter::PCIVGACompatibleAdapter(PCI::Address address)
: PCI::Device(address)
{
m_framebuffer_console = Graphics::TextModeConsole::initialize();
GraphicsManagement::the().set_console(*m_framebuffer_console);
}
UNMAP_AFTER_INIT PCIVGACompatibleAdapter::PCIVGACompatibleAdapter(PCI::Address address, PhysicalAddress framebuffer_address, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch)
: PCI::Device(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);
GraphicsManagement::the().set_console(*m_framebuffer_console);
}
void PCIVGACompatibleAdapter::enable_consoles()
{
VERIFY(m_framebuffer_console);
if (m_framebuffer_device)
m_framebuffer_device->deactivate_writes();
m_framebuffer_console->enable();
}
void PCIVGACompatibleAdapter::disable_consoles()
{
VERIFY(m_framebuffer_device);
VERIFY(m_framebuffer_console);
m_framebuffer_console->disable();
m_framebuffer_device->activate_writes();
}
}
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