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fix: 修复 kvmd 访问硬件加速设备的权限规则

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SilentWind 2025-10-12 09:22:26 +08:00 committed by GitHub
parent 651f9a4f4e
commit 9c35c68eda
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1 changed files with 17 additions and 16 deletions
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33
build/functions/devices.sh
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@ -384,25 +384,26 @@ config_oec_turbo_files() {
echo "信息：配置 VPU 硬件编码支持..."
run_in_chroot "sed -i 's/--h264-hwenc=disabled/--h264-hwenc=rkmpp/g' /etc/kvmd/override.yaml"
echo "信息：配置 udev 规则以授权 kvmd 组访问硬件设备..."
run_in_chroot "cat > /etc/udev/rules.d/99-kvmd-hw-access.rules <<'EOF'
SUBSYSTEM=="dma_heap", KERNEL=="system-uncached", GROUP="render", MODE="0660"
KERNEL=="mpp_service", GROUP="render", MODE="0660"
# Generic hardware access for kvmd
# Safe on all platforms — rules only apply if device exists
# Rockchip MPP (rkmpp)
KERNEL==\"mpp_service\", GROUP=\"kvmd\", MODE=\"0660\"
# DMA-Heap (used by modern MPP)
SUBSYSTEM==\"dma_heap\", KERNEL==\"system\", GROUP=\"kvmd\", MODE=\"0660\"
SUBSYSTEM==\"dma_heap\", KERNEL==\"system-uncached\", GROUP=\"kvmd\", MODE=\"0660\"
SUBSYSTEM==\"dma_heap\", KERNEL==\"reserved\", GROUP=\"kvmd\", MODE=\"0660\"
# Optional legacy Rockchip devices
KERNEL==\"rkvdec\", GROUP=\"kvmd\", MODE=\"0660\"
KERNEL==\"rkvenc\", GROUP=\"kvmd\", MODE=\"0660\"
KERNEL==\"rga\", GROUP=\"kvmd\", MODE=\"0660\"
EOF"
# 配置 rc.local 自启脚本，添加设备权限设置
echo "信息：配置 rc.local 自启脚本..."
run_in_chroot "cat > /etc/rc.local << 'EOF'
#!/bin/bash
usermod -aG render,video kvmd
exit 0
EOF"
run_in_chroot "chmod +x /etc/rc.local"
# 确保 rc-local.service 被启用，以便 kvmd 服务可以依赖它
echo "信息：启用 rc-local.service 服务..."
run_in_chroot "systemctl enable rc-local.service"
# 替换 DTB 文件
replace_oec_turbo_dtb