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Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/2920.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/2920.toml | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/2920.toml b/gitlab/issues/target_missing/host_missing/accel_missing/2920.toml new file mode 100644 index 00000000..686ed050 --- /dev/null +++ b/gitlab/issues/target_missing/host_missing/accel_missing/2920.toml @@ -0,0 +1,20 @@ +id = 2920 +title = "VGA Passthrough I/O Lag on DOS (FreeDOS) System." +state = "closed" +created_at = "2025-04-12T07:37:11.825Z" +closed_at = "2025-04-25T12:34:09.224Z" +labels = ["VFIO"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/2920" +host-os = "Void Linux" +host-arch = "x86_64" +qemu-version = "QEMU emulator version 9.2.93 (v10.0.0-rc3)" +guest-os = "FreeDOS" +guest-arch = "x86" +description = """VGA performance lags with passthrough when the OS is in graphics mode. It also seems to affect when key presses are registered with noticeable delay.""" +reproduce = """1. Install Doom (v1.9 Shareware.) +2. Run setup and disable sound. +3. Play game or watch demo.""" +additional = """I have tried multiple cards with no change in performance: + +**VGA compatible controller: S3 Graphics Ltd. 86c375 [ViRGE/DX] or 86c385 [ViRGE/GX] (rev 01) (prog-if 00 [VGA controller]) +VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] R480 [Radeon X800 GTO] (prog-if 00 [VGA controller])**""" |