From 9260319e7411ff8281700a532caa436f40120ec4 Mon Sep 17 00:00:00 2001 From: Christian Krinitsin Date: Fri, 30 May 2025 16:52:07 +0200 Subject: gitlab scraper: download in toml and text format --- .../target_missing/host_missing/accel_missing/1585 | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 gitlab/issues_text/target_missing/host_missing/accel_missing/1585 (limited to 'gitlab/issues_text/target_missing/host_missing/accel_missing/1585') diff --git a/gitlab/issues_text/target_missing/host_missing/accel_missing/1585 b/gitlab/issues_text/target_missing/host_missing/accel_missing/1585 new file mode 100644 index 000000000..933a20874 --- /dev/null +++ b/gitlab/issues_text/target_missing/host_missing/accel_missing/1585 @@ -0,0 +1,27 @@ +Incorrect VGA text mode rendering +Description of problem: +All of my physical machines use black as `DarkGray` and have the text starting from `White+DarkGray` blink (watch the video below). The ISO I'm using is a minimal kernel I've written to check VGA text mode (provided by the BIOS at `0xb8000` with a 80x25 resolution) handling on multiple emulators and machines. +Changing the emulated CPU and display driver doesn't change this behaviour. + +Hyper-V: color test shows correct colors, all text starting from `White+DarkGray` is blinking + +![Hyper-V](/uploads/0d6e9a2398d0f5aeca94e6fbbc31e055/image.png) + +AMD Athlon 64 X2 6000+ + NVIDIA Quadro 400 on actual hardware: same as Hyper-V +I've tested this with multiple physical GPUs and they all have the same behaviour and color palette. + +![AMD Athlon 64 X2 6000+ + NVIDIA Quadro 400](/uploads/883484cea78f8d598634ebab3645341c/image.png) + +QEMU: dark gray is the wrong color and the text doesn't blink +Changing the emulated device doesn't change this behaviour. + +![QEMU](/uploads/cf1e6a1e7e8bcfc48b60bd92d9024de5/image.png) + +I think QEMU should emulate the hardware as close as possible and therefore atleast have the blinking text. +Consider this a low priority issue. +Steps to reproduce: +1. Download ISO from the link above +2. Run the QEMU command above +3. See the text not blink +Additional information: +![Demo of various machines](/uploads/9de70ecd2185bdb57b3ee324fe18dcd9/2023-04-08_04-56-05.mp4) -- cgit 1.4.1