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Kernel: Expose boot framebuffer device

This commit is contained in:
Bananymous 2025-10-27 17:28:17 +02:00
parent 37aef630d2
commit f519cb2cc0
2 changed files with 9 additions and 0 deletions
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1
kernel/include/kernel/Device/FramebufferDevice.h
View File

@ -10,6 +10,7 @@ namespace Kernel
{
public:
static BAN::ErrorOr<BAN::RefPtr<FramebufferDevice>> create_from_boot_framebuffer();
static BAN::RefPtr<FramebufferDevice> boot_framebuffer();
~FramebufferDevice();
uint32_t width() const { return m_width; }

8
kernel/kernel/Device/FramebufferDevice.cpp
View File

@ -12,12 +12,19 @@
namespace Kernel
{
static BAN::RefPtr<FramebufferDevice> s_boot_framebuffer;
static uint32_t get_framebuffer_device_index()
{
static uint32_t index = 0;
return index++;
}
BAN::RefPtr<FramebufferDevice> FramebufferDevice::boot_framebuffer()
{
return s_boot_framebuffer;
}
BAN::ErrorOr<BAN::RefPtr<FramebufferDevice>> FramebufferDevice::create_from_boot_framebuffer()
{
ASSERT(g_boot_info.framebuffer.type == FramebufferInfo::Type::RGB);
@ -37,6 +44,7 @@ namespace Kernel
auto device = BAN::RefPtr<FramebufferDevice>::adopt(device_ptr);
TRY(device->initialize());
DevFileSystem::get().add_device(device);
s_boot_framebuffer = device;
return device;
}