pci interface skeleton

update hblang
improve libraries/render
hide some annoying warnings
minor changes to page allocator and buffers
implement page dealloc
fiddle with sysdata

Cargo.lock

@@ -73,9 +73,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.86"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3d1d046238990b9cf5bcde22a3fb3584ee5cf65fb2765f454ed428c7a0063da"
+checksum = "10f00e1f6e58a40e807377c75c6a7f97bf9044fab57816f2414e6f5f4499d7b8"
 
 [[package]]
 name = "autocfg"
@@ -160,9 +160,9 @@ checksum = "8318a53db07bb3f8dca91a600466bdb3f2eaadeedfdbcf02e1accbad9271ba50"
 
 [[package]]
 name = "cc"
-version = "1.1.16"
+version = "1.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9d013ecb737093c0e86b151a7b837993cf9ec6c502946cfb44bedc392421e0b"
+checksum = "b62ac837cdb5cb22e10a256099b4fc502b1dfe560cb282963a974d7abd80e476"
 dependencies = [
  "shlex",
 ]
@@ -444,17 +444,17 @@ dependencies = [
 [[package]]
 name = "hbbytecode"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#d9aab2191b57d4c9fa5a57e70c38039e605ad741"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#e8a5027cab7ce008dbb0964fe0522c8fef585979"
 
 [[package]]
 name = "hbbytecode"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/ableos/holey-bytes#894f73ca35199f524dff6160c57c0916169fbaf6"
+source = "git+https://git.ablecorp.us/ableos/holey-bytes#e8a5027cab7ce008dbb0964fe0522c8fef585979"
 
 [[package]]
 name = "hblang"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#d9aab2191b57d4c9fa5a57e70c38039e605ad741"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#e8a5027cab7ce008dbb0964fe0522c8fef585979"
 dependencies = [
  "hbvm 0.1.0 (git+https://git.ablecorp.us/AbleOS/holey-bytes.git)",
 ]
@@ -462,7 +462,7 @@ dependencies = [
 [[package]]
 name = "hbvm"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#d9aab2191b57d4c9fa5a57e70c38039e605ad741"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#e8a5027cab7ce008dbb0964fe0522c8fef585979"
 dependencies = [
  "hbbytecode 0.1.0 (git+https://git.ablecorp.us/AbleOS/holey-bytes.git)",
 ]
@@ -470,7 +470,7 @@ dependencies = [
 [[package]]
 name = "hbvm"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/ableos/holey-bytes#894f73ca35199f524dff6160c57c0916169fbaf6"
+source = "git+https://git.ablecorp.us/ableos/holey-bytes#e8a5027cab7ce008dbb0964fe0522c8fef585979"
 dependencies = [
  "hbbytecode 0.1.0 (git+https://git.ablecorp.us/ableos/holey-bytes)",
 ]
@@ -598,9 +598,9 @@ dependencies = [
 
 [[package]]
 name = "ipnet"
-version = "2.9.0"
+version = "2.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f518f335dce6725a761382244631d86cf0ccb2863413590b31338feb467f9c3"
+checksum = "187674a687eed5fe42285b40c6291f9a01517d415fad1c3cbc6a9f778af7fcd4"
 
 [[package]]
 name = "itoa"
@@ -1008,18 +1008,18 @@ checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
 
 [[package]]
 name = "serde"
-version = "1.0.209"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99fce0ffe7310761ca6bf9faf5115afbc19688edd00171d81b1bb1b116c63e09"
+checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.209"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5831b979fd7b5439637af1752d535ff49f4860c0f341d1baeb6faf0f4242170"
+checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1028,9 +1028,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.127"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8043c06d9f82bd7271361ed64f415fe5e12a77fdb52e573e7f06a516dea329ad"
+checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
 dependencies = [
  "itoa",
  "memchr",
@@ -1170,9 +1170,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.11"
+version = "0.7.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cf6b47b3771c49ac75ad09a6162f53ad4b8088b76ac60e8ec1455b31a189fe1"
+checksum = "61e7c3654c13bcd040d4a03abee2c75b1d14a37b423cf5a813ceae1cc903ec6a"
 dependencies = [
  "bytes",
  "futures-core",

kernel/src/holeybytes/ecah.rs

@@ -109,7 +109,6 @@ pub fn handler(vm: &mut Vm) {
 
                     let mut msg_vec = block_read(mem_addr, length);
                     let msg_type = msg_vec[0];
-                    msg_vec.remove(0);
                     match msg_type {
                         0 => 'wow: {
                             let size = match msg_vec[0] {
@@ -121,10 +120,7 @@ pub fn handler(vm: &mut Vm) {
                                     break 'wow;
                                 }
                             };
-                            msg_vec.remove(0);
+                            let addr = u16::from_le_bytes(msg_vec[1..3].try_into());
-                            let addr = u16::from_le_bytes(msg_vec[0..2].try_into().unwrap());
-                            msg_vec.remove(0);
-                            msg_vec.remove(0);
                             let value = unsafe {
                                 match size {
                                     1 => x86_in(addr) as u64,
@@ -133,12 +129,11 @@ pub fn handler(vm: &mut Vm) {
                                     _ => panic!("how?"),
                                 }
                             };
-                            msg_vec.clear();
                             trace!("Read the value {} from address {}", value, addr);
                             vm.registers[1] = hbvm::value::Value(value);
                         }
                         1 => 'wow: {
-                            let size = match msg_vec[0] {
+                            let size = match msg_vec[1] {
                                 0 => 1,
                                 1 => 2,
                                 2 => 4,
@@ -147,26 +142,28 @@ pub fn handler(vm: &mut Vm) {
                                     break 'wow;
                                 }
                             };
-                            msg_vec.remove(0);
+                            let addr = unsafe {
-                            let addr = u16::from_le_bytes(msg_vec[0..2].try_into().unwrap());
+                                u16::from_le_bytes(msg_vec[1..3].try_into().unwrap_unchecked())
-                            msg_vec.remove(0);
+                            };
-                            msg_vec.remove(0);
                             trace!("Setting address {}", addr);
                             unsafe {
                                 match size {
-                                    1 => x86_out(addr, msg_vec[0]),
+                                    1 => x86_out(addr, msg_vec[3]),
                                     2 => x86_out_16(
                                         addr,
-                                        u16::from_le_bytes(msg_vec[0..2].try_into().unwrap()),
+                                        u16::from_le_bytes(
+                                            msg_vec[3..5].try_into().unwrap_unchecked(),
+                                        ),
                                     ),
                                     4 => x86_out_32(
                                         addr,
-                                        u32::from_le_bytes(msg_vec[0..4].try_into().unwrap()),
+                                        u32::from_le_bytes(
+                                            msg_vec[3..7].try_into().unwrap_unchecked(),
+                                        ),
                                     ),
                                     _ => panic!("How?"),
                                 }
                             }
-                            msg_vec.clear();
                         }
                         _ => {}
                     }
@@ -179,18 +176,18 @@ pub fn handler(vm: &mut Vm) {
                     let mut buffs = IPC_BUFFERS.lock();
                     match buffs.get_mut(&buffer_id) {
                         Some(buff) => {
-                            let mut msg_vec = vec![];
+                            let mut msg_vec = Vec::with_capacity(length);
 
                             for x in 0..(length as isize) {
                                 let xyz = mem_addr as *const u8;
                                 let value = unsafe { xyz.offset(x).read() };
                                 msg_vec.push(value);
                             }
-                            buff.push(msg_vec.clone());
                             debug!(
                                 "Message {:?} has been sent to Buffer({})",
                                 msg_vec, buffer_id
                             );
+                            buff.push(msg_vec);
                         }
                         None => {
                             log::error!("Access of non-existent buffer {}", buffer_id)

kernel/src/holeybytes/kernel_services/mem_serve.rs

@@ -4,10 +4,16 @@ use {
         kernel_services::{block_read, mem_serve},
         Vm,
     },
-    alloc::alloc::alloc_zeroed,
+    alloc::{
+        alloc::{alloc_zeroed, dealloc},
+        vec::Vec,
+    },
+    core::alloc::Layout,
     log::{debug, info},
 };
 
+use alloc::vec;
+
 pub enum MemoryServiceError {
     InvalidMemoryFormat,
 }
@@ -20,12 +26,9 @@ pub enum MemoryQuotaType {
 }
 
 fn alloc_page(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), MemoryServiceError> {
-    let mut val = alloc::vec::Vec::new();
+    let ptr = unsafe { alloc_zeroed(Layout::new::<[u8; 4096]>()) };
-    for _ in 0..4096 {
+    info!("Block address: {:?}", ptr);
-        val.push(0);
+    vm.registers[1] = hbvm::value::Value(ptr as u64);
-    }
-    info!("Block address: {:?}", val.as_ptr());
-    vm.registers[1] = hbvm::value::Value(val.as_ptr() as u64);
     vm.registers[2] = hbvm::value::Value(4096);
     Ok(())
 }
@@ -37,32 +40,37 @@ pub fn memory_msg_handler(
 ) -> Result<(), MemoryServiceError> {
     let mut msg_vec = block_read(mem_addr, length);
     let msg_type = msg_vec[0];
-
-    msg_vec.remove(0);
     match msg_type {
         0 => {
-            let page_count = msg_vec[0];
+            let page_count = msg_vec[1];
-            msg_vec.remove(0);
+            let mptr_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
-
-            let mptr_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
             let mptr: u64 = u64::from_le_bytes(mptr_raw);
 
             log::debug!("Allocating {} pages @ {:x}", page_count, mptr);
 
-            let mut val = alloc::vec::Vec::new();
+            let ptr = unsafe {
-            for _ in 0..(page_count as isize * 4096) {
+                alloc_zeroed(Layout::from_size_align_unchecked(
-                val.push(0);
+                    page_count as usize * 4096,
-            }
+                    1,
-            vm.registers[1] = hbvm::value::Value(val.as_ptr() as u64);
+                ))
-            log::debug!("Kernel ptr: {:x}", val.as_ptr() as u64);
+            };
-        }
-        1 => {
-            let page_count = msg_vec[0];
-            msg_vec.remove(0);
 
-            let mptr_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
+            vm.registers[1] = hbvm::value::Value(ptr as u64);
+            log::debug!("Kernel ptr: {:x}", ptr as u64);
+        }
+
+        1 => {
+            let page_count = msg_vec[1];
+
+            let mptr_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
             let mptr: u64 = u64::from_le_bytes(mptr_raw);
             log::debug!("Deallocating {} pages @ {:x}", page_count, mptr);
+            unsafe {
+                dealloc(
+                    mptr as *mut u8,
+                    Layout::from_size_align_unchecked(page_count as usize * 4096, 1),
+                )
+            }
         }
         2 => {
             use MemoryQuotaType::*;
@@ -73,19 +81,10 @@ pub fn memory_msg_handler(
                 3 => KillQuota,
                 _ => NoQuota,
             };
-            msg_vec.remove(0);
+            let hid_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
-            let hid_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
             let hid: u64 = u64::from_le_bytes(hid_raw);
-            for _ in 0..8 {
+            let pid_raw: [u8; 8] = msg_vec[10..18].try_into().unwrap();
-                msg_vec.remove(0);
-            }
-
-            let pid_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
             let pid: u64 = u64::from_le_bytes(hid_raw);
-            for _ in 0..8 {
-                msg_vec.remove(0);
-            }
-
             debug!(
                 "Setting HID-{:x}:PID-{:x}'s quota type to {:?}",
                 hid, pid, quota_type
@@ -94,7 +93,6 @@ pub fn memory_msg_handler(
         3 => {
             let page_count = msg_vec[0];
             log::debug!(" {} pages", page_count);
-            msg_vec.remove(0);
         }
 
         _ => {

kernel/src/holeybytes/kernel_services/mod.rs

@@ -4,10 +4,10 @@ pub mod mem_serve;
 pub mod service_definition_service;
 
 pub fn block_read(mem_addr: u64, length: usize) -> Vec<u8> {
-    let mut msg_vec = vec![];
+    let mut msg_vec = Vec::with_capacity(length);
+    let xyz = mem_addr as *const u8;
 
     for x in 0..(length as isize) {
-        let xyz = mem_addr as *const u8;
         let value = unsafe { xyz.offset(x).read() };
         msg_vec.push(value);
     }

kernel/src/ipc/buffer.rs

@@ -48,9 +48,9 @@ impl IpcBuffer {
     }
     pub fn push(&mut self, msg: Message) {
         match &self.buffer {
-            BufferTypes::Unbound(buff) => buff.push(msg.clone()),
+            BufferTypes::Unbound(buff) => buff.push(msg),
             BufferTypes::Bound(buff) => {
-                let _ = buff.push(msg.clone());
+                let _ = buff.push(msg);
             }
         };
     }

kernel/src/lib.rs

@@ -1,21 +1,19 @@
 //! The ableOS kernel.
 //! Named akern.
 //! Akern is woefully undersupported at the moment but we are looking to add support improve hardware discovery and make our lives as kernel and operating system developers easier and better
-
 #![no_std]
 #![feature(
     abi_x86_interrupt,
     alloc_error_handler,
-    inline_const,
     panic_info_message,
-    pointer_is_aligned,
     ptr_sub_ptr,
     custom_test_frameworks,
     naked_functions,
     pointer_is_aligned_to
 )]
-#![allow(dead_code)]
 #![test_runner(crate::test_runner)]
+#![cfg_attr(not(debug_assertions), allow(unused, deprecated))]
+#![allow(dead_code)]
 extern crate alloc;
 
 mod allocator;

repbuild/src/dev.rs

@@ -1,3 +1,4 @@
+#![allow(unused)]
 use std::{
     fmt::format,
     fs::{read_to_string, File},

repbuild/src/main.rs

@@ -1,3 +1,4 @@
+#![allow(unused)]
 mod dev;
 
 use {

sysdata/libraries/render/src/lib.hb

@@ -32,10 +32,12 @@ put_line := default.put_line
 clear := default.clear
 
 // Display
-screen_width := default.screen_width
+width := default.width
-screen_height := default.screen_height
+height := default.height
-set_screen_height := default.set_screen_height
+dimensions := default.dimensions
-set_screen_width := default.set_screen_width
+set_height := default.set_height
+set_width := default.set_width
+set_dimensions := default.set_dimensions
 sync := default.sync
 
 // Math

sysdata/libraries/render/src/software.hb

@@ -1,4 +1,4 @@
-.{log, math, memory, buffer} := @use("../../stn/src/lib.hb");
+.{math, memory} := @use("../../stn/src/lib.hb");
 .{IVec2} := @use("rel:lib.hb")
 
 Color := struct {b: u8, g: u8, r: u8, a: u8}
@@ -31,22 +31,23 @@ front_buffer := @as(^Color, @bitcast(0xFFFF8000C0000000))
 // jank back buffer time, im sure nothing will go wrong
 // will be removed as soon as i can figure out a fast way of doing runtime global scope
 back_buffer := @as(^Color, @bitcast(0xFFFF8000C0000000 + fb_bytes))
-// create_back_buffer := fn(): ^Color {
+
-// 	if total_pages <= 0xFF {
+create_back_buffer := fn(): ^Color {
-// 		return @bitcast(@inline(memory.request_page, total_pages))
+	if total_pages <= 0xFF {
-// 	}
+		return @bitcast(@inline(memory.request_page, total_pages))
-// 	ptr := @inline(memory.request_page, 255)
+	}
-// 	remaining := total_pages - 0xFF
+	ptr := @inline(memory.request_page, 255)
-// 	loop if remaining <= 0 break else {
+	remaining := total_pages - 0xFF
-// 		if remaining < 0xFF {
+	loop if remaining <= 0 break else {
-// 			memory.request_page(remaining)
+		if remaining < 0xFF {
-// 		} else {
+			memory.request_page(remaining)
-// 			memory.request_page(0xFF)
+		} else {
-// 		}
+			memory.request_page(0xFF)
-// 		remaining -= 0xFF
+		}
-// 	}
+		remaining -= 0xFF
-// 	return @bitcast(ptr)
+	}
-// }
+	return @bitcast(ptr)
+}
 
 clear := fn(color: Color): void {
 	n := 0
@@ -71,11 +72,11 @@ sync := fn(): void {
 	return
 }
 
-screen_width := fn(): int {
+width := fn(): int {
 	return fb_width
 }
 
-screen_height := fn(): int {
+height := fn(): int {
 	return fb_height
 }
 
@@ -186,14 +187,23 @@ put_line := fn(p0: IVec2, p1: IVec2, color: Color): void {
 	return
 }
 
-set_screen_height := fn(new: int): void {
+set_height := fn(new: int): void {
 	return
 }
 
-set_screen_width := fn(new: int): void {
+set_width := fn(new: int): void {
+	return
+}
+
+dimensions := fn(): IVec2 {
+	return .(fb_width, fb_height)
+}
+
+set_dimensions := fn(new: IVec2): void {
 	return
 }
 
 init := fn(): void {
+	back_buffer = create_back_buffer()
 	return
 }

sysdata/libraries/render/src/svga.hb

@@ -1,4 +1,4 @@
-.{log, math} := @use("../../stn/src/lib.hb");
+.{pci, memory, string, log} := @use("../../stn/src/lib.hb");
 .{IVec2} := @use("rel:lib.hb")
 
 Color := struct {b: u8, g: u8, r: u8, a: u8}
@@ -23,14 +23,18 @@ clear := fn(color: Color): void {
 	return
 }
 
-screen_width := fn(): int {
+width := fn(): int {
 	return 0
 }
 
-screen_height := fn(): int {
+height := fn(): int {
 	return 0
 }
 
+dimensions := fn(): IVec2 {
+	return .(0, 0)
+}
+
 put_pixel := fn(position: IVec2, color: Color): void {
 	return
 }
@@ -55,14 +59,33 @@ put_line := fn(p0: IVec2, p1: IVec2, color: Color): void {
 	return
 }
 
-set_screen_height := fn(new: int): void {
+set_height := fn(new: int): void {
 	return
 }
 
-set_screen_width := fn(new: int): void {
+set_width := fn(new: int): void {
+	return
+}
+
+set_dimensions := fn(new: IVec2): void {
+	return
+}
+
+sync := fn(): void {
 	return
 }
 
 init := fn(): void {
+	b := memory.request_page(1)
+	bus := 0
+	device := 0
+	loop if bus == 256 break else {
+		loop if device == 32 break else {
+			a := pci.config_read(0, 0, 0, 0)
+			log.info(string.display_int(a, b))
+			device += 1
+		}
+		bus += 1
+	}
 	return
 }

sysdata/libraries/stn/src/lib.hb

@@ -4,3 +4,4 @@ memory := @use("rel:memory.hb")
 buffer := @use("rel:buffer.hb")
 math := @use("rel:math.hb")
 random := @use("rel:random.hb")
+pci := @use("rel:pci.hb")

sysdata/libraries/stn/src/memory.hb

@@ -19,26 +19,26 @@ release_page := fn(ptr: ^u8, page_count: u8): void {
 
 outb := fn(addr: u16, value: u8): void {
 	msg := "\0\0\0\0\0";
-	*msg = 1;
+	*@as(^u8, msg) = @as(u8, 1);
-	*(msg + 1) = 0;
+	*@as(^u8, msg + 1) = @as(u8, 0);
 	*@as(^u16, @bitcast(msg + 2)) = addr;
-	*(msg + 4) = value
+	*@as(^u8, msg + 4) = value
 	@eca(void, 3, 3, msg, 5)
 	return
 }
 
 inb := fn(addr: u16): u8 {
 	msg := "\0\0\0\0";
-	*msg = 0;
+	*@as(^u8, msg) = @as(u8, 0);
-	*(msg + 1) = 0;
+	*@as(^u8, msg + 1) = @as(u8, 0);
 	*@as(^u16, @bitcast(msg + 2)) = addr
 	return @eca(u8, 3, 3, msg, 4)
 }
 
 outl := fn(addr: u16, value: u32): void {
 	msg := "\0\0\0\0\0\0\0\0";
-	*msg = 1;
+	*@as(^u8, msg) = @as(u8, 1);
-	*(msg + 1) = 2;
+	*@as(^u8, msg + 1) = @as(u8, 2);
 	*@as(^u16, @bitcast(msg + 2)) = addr;
 	*@as(^u32, @bitcast(msg + 4)) = value
 	@eca(void, 3, 3, msg, 8)
@@ -47,8 +47,8 @@ outl := fn(addr: u16, value: u32): void {
 
 inl := fn(addr: u16): u32 {
 	msg := "\0\0\0\0";
-	*msg = 0;
+	*@as(^u8, msg) = @as(u8, 0);
-	*(msg + 1) = 2;
+	*@as(^u8, msg + 1) = @as(u8, 2);
 	*@as(^u16, @bitcast(msg + 2)) = addr
 	return @eca(u32, 3, 3, msg, 4)
 }

sysdata/libraries/stn/src/pci.hb

@@ -0,0 +1,50 @@
+.{inl, outl} := @use("rel:memory.hb")
+
+config_read := fn(bus: u8, device: u8, func: u8, offset: u8): u32 {
+	lbus := @as(u32, bus)
+	ldevice := @as(u32, device)
+	lfunc := @as(u32, func)
+	loffset := @as(u32, offset)
+
+	address := lbus << 16 | ldevice << 11 | lfunc << 8 | loffset & 0xFC | @as(u32, 0x80000000)
+
+	outl(0xCF8, address)
+	return inl(0xCFC)
+}
+
+config_write := fn(bus: u8, device: u8, func: u8, offset: u8, value: u32): void {
+	lbus := @as(u32, bus)
+	ldevice := @as(u32, device)
+	lfunc := @as(u32, func)
+	loffset := @as(u32, offset)
+
+	address := lbus << 16 | ldevice << 11 | lfunc << 8 | loffset & 0xFC | @as(u32, 0x80000000)
+
+	outl(0xCF8, address)
+	outl(0xCFC, value)
+}
+
+get_header_type := fn(bus: u8, device: u8, func: u8): u8 {
+	return @as(u8, config_read(bus, device, func, 0xC) >> 16 & 0xFF)
+}
+
+Ids := struct {vendor: u16, device: u16}
+
+get_ids := fn(bus: u8, device: u8, func: u8): Ids {
+	res := config_read(bus, device, func, 0)
+	return .(@as(u16, res >> 16 & 0xFFFF), @as(u16, res & 0xFFFF))
+}
+
+PciDeviceInfo := struct {header_type: u8, device: u8, bus: u8, device_id: Ids, full_class: u16, rev_id: u8}
+
+check_device := fn(bus: u8, device: u8): PciDeviceInfo {
+	ids := get_ids(bus, device, 0)
+	if ids.vendor == 0xFFFF {
+		return .(0, 0, 0, .(0, 0), 0, 0)
+	}
+	reg2 := config_read(bus, device, 0, 0x8)
+	class := @as(u16, reg2 >> 16 & 0xFFFF)
+	header_type := get_header_type(bus, device, 0)
+
+	return .(header_type, device, bus, ids, class, @as(u8, reg2 & 0xFF))
+}

sysdata/programs/render_example/src/examples/lines.hb

@@ -6,12 +6,13 @@ render := @use("../../../../libraries/render/src/lib.hb")
 
 example := fn(): void {
 	render.clear(.(100, 50, 0, 255))
-	width := render.screen_width()
+	width := render.width()
-	height := render.screen_height()
+	height := render.height()
-	p0 := render.IVec2.(0, 0 - 1)
+	p0 := render.IVec2.(0, 0)
-	p1 := render.IVec2.(0, height - 1)
+	p1 := render.IVec2.(0, height)
 	loop if p0.y >= height break else {
 		render.put_line(p0, p1, .(255, 180, 100, 255))
+		render.put_line(.(width, height) - p0, .(width, height) - p1, .(255, 180, 100, 255))
 		p0.y += height >> 6
 		p1.x += width >> 6
 	}

sysdata/programs/render_example/src/examples/square.hb

@@ -6,8 +6,8 @@ render := @use("../../../../libraries/render/src/lib.hb")
 example := fn(): void {
 	vel := render.IVec2.(1, 1)
 	pos := render.IVec2.(100, 100)
-	width := render.screen_width()
+	width := render.width()
-	height := render.screen_height()
+	height := render.height()
 	loop {
 		render.put_rect(pos, .(100, 100), render.white)
 		render.sync()

sysdata/programs/render_example/src/main.hb

@@ -1,4 +1,4 @@
-.{example} := @use("./examples/lines.hb")
+.{example} := @use("./examples/square.hb")
 
 main := fn(): void {
 	@inline(example)

sysdata/programs/serial_driver/meta.toml

@@ -1,5 +1,5 @@
 [package]
-name = "a_serial_driver"
+name = "serial_driver"
 authors = ["Able"]
 
 [dependants.libraries]

sysdata/programs/serial_driver/src/main.hb

@@ -1,5 +1,4 @@
-stn := @use("../../../libraries/stn/src/lib.hb");
+.{memory, buffer} := @use("../../../libraries/stn/src/lib.hb")
-.{log, string, memory, buffer} := stn
 
 serial_print := fn(ptr: ^u8): void {
 	letter := 0

sysdata/programs/serial_driver_test/src/main.hb

@@ -1,4 +1,4 @@
-.{string, memory, buffer} := @use("../../../libraries/stn/src/lib.hb")
+.{string, buffer} := @use("../../../libraries/stn/src/lib.hb")
 
 log_info := fn(): void {
 	a := buffer.search("XNumber\0")

sysdata/system_config.toml

@@ -20,11 +20,11 @@ resolution = "1024x768x24"
 # [boot.limine.ableos.modules.tests]
 # path = "boot:///tests.hbf"
 
-[boot.limine.ableos.modules.0render_driver]
+[boot.limine.ableos.modules.1render_driver]
 path = "boot:///render_driver.hbf"
 
-[boot.limine.ableos.modules.a_serial_driver]
+[boot.limine.ableos.modules.0serial_driver]
-path = "boot:///a_serial_driver.hbf"
+path = "boot:///serial_driver.hbf"
 
 [boot.limine.ableos.modules.diskio_driver]
 path = "boot:///diskio_driver.hbf"