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iommu 初始化失败

Open FanFansfan opened this issue 2 years ago • 1 comments

[    0.365917] iommu: Default domain type: Translated 
[    0.365921] iommu: DMA domain TLB invalidation policy: strict mode 
[    3.495452] loongson-iommu 0000:00:1a.0: can't derive routing for PCI INT A
[    3.502372] loongson-iommu 0000:00:1a.0: PCI INT A: no GSI
[    3.507833] iommu membase (____ptrval____) pgtbase (____ptrval____) pgtsize 4000000 maxpages 1000

使用master分支,3A5000-7A2000_EVB prestable202308固件,测试iommu不可用。

FanFansfan avatar Nov 04 '23 13:11 FanFansfan

属于固件没有传递正确的中断信息吧。

chenhuacai avatar Nov 05 '23 12:11 chenhuacai