Disable cursor

2022-02-02 09:59:12 -07:00
parent 2bb9a37887
commit b7a1f53141
1 changed files with 10 additions and 0 deletions
@@ -155,11 +155,20 @@ pub unsafe extern "C" fn kstart(
    thunk16: extern "C" fn(),
 ) -> ! {
    {
+        // Make sure we are in mode 3 (80x25 text mode)
        let mut data = ThunkData::new();
        data.ax = 0x03;
        data.with(thunk10);
    }

+    {
+        // Disable cursor
+        let mut data = ThunkData::new();
+        data.ax = 0x0100;
+        data.cx = 0x3F00;
+        data.with(thunk10);
+    }
+
    let mut vga = Vga::new(0xb8000 as *mut VgaTextBlock, 80, 25);

    for i in 0..vga.blocks.len() {
@@ -172,6 +181,7 @@ pub unsafe extern "C" fn kstart(
    writeln!(vga, "Arrow keys and space select mode, enter to continue");

    loop {
+        // Read keypress
        let mut data = ThunkData::new();
        data.with(thunk16);
        writeln!(