mlokis/ableos-framebuffer
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dynamically support display discovery

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Able 2023-05-08 03:53:15 -05:00
parent 308592cbf9
commit 4a8b56a474
3 changed files with 21 additions and 13 deletions
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23
kernel/src/arch/x86_64/graphics.rs
View file

@ -1,20 +1,27 @@
use virtio_drivers::transport::Transport; use {limine::NonNullPtr, virtio_drivers::transport::Transport};
use crate::arch::virtio::AbleosHal;
use {embedded_graphics::pixelcolor::Rgb888, virtio_drivers::device::gpu::VirtIOGpu};
use { use {
crate::{arch::virtio::AbleosHal, kmain::DEVICE_TREE},
able_graphics_library::raw_pixel::Display, able_graphics_library::raw_pixel::Display,
embedded_graphics::prelude::*, embedded_graphics::{pixelcolor::Rgb888, prelude::*},
limine::FramebufferRequest, limine::{Framebuffer, FramebufferRequest},
spin::{Lazy, Mutex}, spin::{Lazy, Mutex},
virtio_drivers::device::gpu::VirtIOGpu,
}; };
pub static DISPLAY: Lazy<Mutex<Display>> = Lazy::new(|| { pub static DISPLAY: Lazy<Mutex<Display>> = Lazy::new(|| {
static FB_REQ: FramebufferRequest = FramebufferRequest::new(0); static FB_REQ: FramebufferRequest = FramebufferRequest::new(0);
let fb1 = &FB_REQ.get_response().get().unwrap().framebuffers()[0]; let fb1: &NonNullPtr<Framebuffer> = &FB_REQ.get_response().get().unwrap().framebuffers()[0];
{
use crate::alloc::string::ToString;
let mut dt = DEVICE_TREE.lock();
let mut disp = xml::XMLElement::new("display_0");
disp.set_attribute("width", fb1.width);
disp.set_attribute("height", fb1.height);
disp.set_attribute("bits per pixel", fb1.bpp);
dt.devices.insert("Displays".to_string(), alloc::vec![disp]);
}
let m = Mutex::new(Display { let m = Mutex::new(Display {
fb: fb1.address.as_ptr().unwrap().cast(), fb: fb1.address.as_ptr().unwrap().cast(),
size: Size::new(fb1.width as u32, fb1.height as u32), size: Size::new(fb1.width as u32, fb1.height as u32),

10
kernel/src/arch/x86_64/mod.rs
View file

@ -114,12 +114,10 @@ unsafe extern "C" fn _kernel_start() -> ! {
graphics::init(); graphics::init();
let mut dis = DISPLAY.lock(); let mut dis = DISPLAY.lock();
use {able_graphics_library::raw_pixel, embedded_graphics::prelude::RgbColor}; use {able_graphics_library::raw_pixel, embedded_graphics::prelude::RgbColor};
dis.set_color(Rgb888::GREEN); dis.set_color(Rgb888::GREEN);
dis.line(1, 1, 700, 1000, 1);
dis.line(1, 1, 10, 10, 4); // dis.line(10, 10, 100, 10, 10);
// dis.line(1, 200, 100, 10, 1); // dis.line(100, 10, 1, 1, 10);
// dis.line(1, 1, 200, 10, 1);
} }
crate::kmain::kmain( crate::kmain::kmain(
@ -162,3 +160,5 @@ pub fn hardware_random_u64() -> u64 {
ret ret
} }
pub fn get_edid() {}

1
kernel/src/device_tree.rs
View file

@ -45,6 +45,7 @@ use crate::utils::TAB;
impl fmt::Display for DeviceTree { impl fmt::Display for DeviceTree {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
writeln!(f);
for (device_type, devices) in &self.devices { for (device_type, devices) in &self.devices {
writeln!(f, "\r{TAB}{}/\r", device_type)?; writeln!(f, "\r{TAB}{}/\r", device_type)?;
for device in devices { for device in devices {