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Diffstat (limited to 'results/classifier/108/other/1585')
| -rw-r--r-- | results/classifier/108/other/1585 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/results/classifier/108/other/1585 b/results/classifier/108/other/1585 new file mode 100644 index 000000000..ca7db6522 --- /dev/null +++ b/results/classifier/108/other/1585 @@ -0,0 +1,42 @@ +graphic: 0.813 +device: 0.699 +files: 0.618 +vnc: 0.501 +boot: 0.445 +semantic: 0.430 +socket: 0.349 +permissions: 0.299 +network: 0.278 +performance: 0.275 +PID: 0.234 +other: 0.186 +KVM: 0.181 +debug: 0.119 + +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 + + + +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. + + + +QEMU: dark gray is the wrong color and the text doesn't blink +Changing the emulated device doesn't change this behaviour. + + + +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: + |